/* roulang page: index */
:root {
            --brand-grad: linear-gradient(135deg, #F6A84C, #E97B22);
            --brand: #E97B22;
            --brand-hover: #C9630E;
            --brand-light: #FDF1E3;
            --pine: #1E463F;
            --pine-dark: #173A34;
            --pine-hover: #2A5E53;
            --ink: #20231F;
            --ink-soft: #66706A;
            --line: #E9E2D8;
            --cream: #F7F5F1;
            --deep-text: #F5F1E9;
            --deep-text-soft: #BFD1C9;
            --card-radius: 1.25rem;
            --hero-radius: 1.75rem;
            --shadow-card: 0 10px 30px rgba(40, 35, 20, 0.07);
            --shadow-card-hover: 0 18px 44px rgba(40, 35, 20, 0.12);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--cream);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }

        img {
            max-width: 100%;
            display: block;
            height: auto;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container-xl {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        .section {
            padding: 96px 0;
        }
        .section-tight {
            padding: 80px 0;
        }
        .section-title {
            font-size: clamp(2rem, 4vw, 2.375rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-top: 0.4rem;
        }

        .eyebrow {
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--brand);
            margin-bottom: 0.75rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--brand-grad);
            border-radius: 2px;
            display: inline-block;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 48px;
        }

        .section-head p {
            color: var(--ink-soft);
            max-width: 620px;
            margin: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            height: 48px;
            padding: 0 28px;
            border-radius: 999px;
            font-weight: 600;
            line-height: 1;
            text-align: center;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .btn-sm {
            height: 42px;
            padding: 0 20px;
        }

        .btn-primary {
            background: var(--brand-grad);
            color: #fff;
            box-shadow: 0 8px 22px rgba(233, 123, 34, 0.25);
        }

        .btn-primary:hover {
            background: #d16c15;
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(233, 123, 34, 0.32);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-line {
            background: #fff;
            color: var(--ink);
            border: 1px solid rgba(32, 35, 31, .2);
        }
        .btn-line:hover {
            border-color: var(--brand);
            color: var(--brand);
        }

        .btn-deep {
            background: var(--cream);
            color: var(--pine-dark);
            border: none;
        }
        .btn-deep:hover {
            background: #fff;
            box-shadow: 0 0 0 1px #fff;
            transform: translateY(-2px);
        }

        .btn:focus-visible,
        .nav-search input:focus-visible,
        .site-nav a:focus-visible,
        .faq-item button:focus-visible,
        .form-control:focus-visible,
        .btn:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .9);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(233, 226, 216, .8);
        }

        .header-inner {
            display: grid;
            grid-template-columns: auto 1fr auto;
            align-items: center;
            gap: 24px;
            min-height: 76px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }

        .logo-mark {
            width: 40px;
            height: 40px;
            min-width: 40px;
            border-radius: 14px;
            background: var(--brand-grad);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 18px rgba(233, 123, 34, .22);
        }

        .logo-text {
            font-size: 1.05rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--ink);
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .logo-text span {
            font-weight: 400;
            color: var(--ink-soft);
            font-size: .85rem;
            display: block;
        }

        .nav-search {
            display: flex;
            align-items: center;
            max-width: 680px;
            width: 100%;
            background: #f2f0eb;
            border: 1px solid transparent;
            border-radius: 999px;
            height: 48px;
            padding-left: 8px;
            padding-right: 8px;
            transition: all .25s ease;
        }

        .nav-search:hover {
            background: #efede8;
        }

        .nav-search:focus-within {
            background: #fff;
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(233, 123, 34, .12);
        }

        .nav-search svg {
            width: 22px;
            height: 22px;
            margin-left: 12px;
            color: #8b928c;
            flex-shrink: 0;
        }

        .nav-search input {
            flex: 1;
            min-width: 80px;
            padding: 0 12px;
            background: transparent;
            border: none;
            outline: none;
            font-size: .95rem;
            color: var(--ink);
            height: 100%;
        }

        .nav-search button {
            height: 38px;
            padding: 0 22px;
            border-radius: 999px;
            font-size: .9rem;
            font-weight: 600;
            background: var(--brand-grad);
            color: #fff;
            flex-shrink: 0;
            transition: background .2s ease;
        }

        .nav-search button:hover {
            background: #d16c15;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            justify-content: flex-end;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            color: var(--ink);
            border: 1px solid var(--line);
            background: #fff;
        }
        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }

        .site-nav {
            border-top: 1px solid rgba(233, 226, 216, .8);
            background: rgba(255, 255, 255, .55);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            min-height: 52px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            padding: 10px 16px;
            border-radius: 999px;
            font-weight: 500;
            font-size: .95rem;
            color: #3f463f;
            white-space: nowrap;
            transition: all .2s ease;
            position: relative;
            flex-shrink: 0;
        }

        .nav-link:hover {
            background: var(--brand-light);
            color: var(--brand);
        }

        .nav-link.is-active {
            background: var(--brand-light);
            color: var(--brand-dark);
            font-weight: 700;
        }
        .nav-link.is-active::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 4px;
            height: 3px;
            background: var(--brand-grad);
            border-radius: 3px;
        }

        @media (max-width: 1023px) {
            .header-inner {
                grid-template-columns: auto 1fr auto;
                gap: 16px;
                padding-top: 12px;
                padding-bottom: 12px;
                min-height: 0;
            }

            .nav-search {
                grid-column: 1 / -1;
                order: 3;
                max-width: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .site-nav {
                display: none;
                border-top: 0;
            }

            .site-nav.is-open {
                display: block;
                padding: 12px 0 16px;
            }

            .site-nav.is-open .nav-links {
                flex-wrap: wrap;
                overflow: visible;
                gap: 4px;
            }

            .site-nav.is-open .nav-link {
                flex: 1 1 40%;
                text-align: center;
            }

            .header-desktop-cta {
                display: none;
            }
        }

        @media (max-width: 640px) {
            .container-xl {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-inner {
                grid-template-columns: minmax(0, 1fr) auto;
                gap: 12px;
            }
            .logo-text {
                font-size: .95rem;
            }
            .logo-text span {
                font-size: .75rem;
            }
            .nav-search button {
                padding: 0 14px;
            }
            .section {
                padding: 64px 0;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        .text-gradient {
            background: var(--brand-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero {
            position: relative;
            z-index: 1;
            color: #fff;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(90deg, rgba(23, 58, 52, 0.94) 0%, rgba(23, 58, 52, 0.82) 55%, rgba(23, 58, 52, 0.55) 100%);
        }
        .hero-inner {
            display: grid;
            grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
            gap: 48px;
            align-items: center;
            padding: 88px 0 100px;
        }
        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: .875rem;
            color: var(--deep-text);
        }
        .hero h1 {
            margin: 24px 0 20px;
            font-size: clamp(2.75rem, 5vw, 4rem);
            font-weight: 800;
            line-height: 1.12;
            letter-spacing: -0.02em;
        }
        .hero h1 .accent {
            color: #ffca96;
        }
        .hero-sub {
            font-size: 1.15rem;
            line-height: 1.85;
            color: #c5d4cf;
            max-width: 550px;
        }
        .hero-ctas {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 36px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 40px;
            color: #bfd1c9;
            font-size: .875rem;
            border-top: 1px solid rgba(255, 255, 255, .15);
            padding-top: 24px;
        }
        .hero-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-visual {
            position: relative;
        }
        .hero-cover {
            border-radius: 28px;
            overflow: hidden;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
            border: 1px solid rgba(255, 255, 255, .1);
        }
        .hero-cover img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }
        .hero-float-card {
            position: absolute;
            right: -20px;
            bottom: 40px;
            background: rgba(255, 255, 255, .95);
            border-radius: 18px;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, .18);
            max-width: 280px;
            color: var(--ink);
        }
        .hero-float-card .icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--brand-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            flex-shrink: 0;
        }
        .hero-float-card strong {
            font-size: 1rem;
            line-height: 1.35;
            display: block;
        }
        .hero-float-card span {
            font-size: .8125rem;
            color: var(--ink-soft);
        }

        @media (max-width: 1023px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 36px;
                padding: 56px 0 68px;
            }
            .hero-cover {
                max-width: 560px;
            }
            .hero-float-card {
                right: 10px;
                bottom: 10px;
            }
        }

        @media (max-width: 520px) {
            .hero-ctas .btn {
                width: 100%;
            }
            .hero-meta {
                gap: 12px;
            }
        }

        .service-section {
            background: var(--cream);
        }

        .service-layout {
            display: grid;
            grid-template-columns: 0.42fr 0.58fr;
            gap: 48px;
            align-items: end;
        }
        .service-intro {
            position: sticky;
            top: 180px;
        }
        .service-intro .btn {
            margin-top: 28px;
        }
        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 24px;
        }

        .service-card {
            background: #fff;
            border-radius: var(--card-radius);
            border: 1px solid rgba(220, 210, 195, .6);
            box-shadow: var(--shadow-card);
            padding: 32px 28px;
            transition: all .3s ease;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .service-card .no {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: #d9d2c8;
            line-height: 1;
            display: block;
            margin-bottom: 20px;
            transition: color .25s ease;
        }
        .service-card:hover .no {
            color: var(--brand);
        }
        .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--brand-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            margin-bottom: 20px;
        }
        .service-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .service-card p {
            color: var(--ink-soft);
            font-size: .95rem;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .service-card a {
            font-weight: 600;
            font-size: .9rem;
            color: var(--brand);
            display: inline-flex;
            gap: 6px;
            align-items: center;
            transition: gap .2s ease;
        }
        .service-card a:hover {
            gap: 12px;
        }

        @media (max-width: 1023px) {
            .service-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .service-intro {
                position: static;
                top: auto;
            }
        }
        @media (max-width: 600px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
        }

        .stats-wrap {
            padding: 0 24px;
        }
        .stats-banner {
            background: var(--pine-dark);
            border-radius: 32px;
            padding: 56px 56px;
            color: var(--deep-text);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            position: relative;
            overflow: hidden;
        }
        .stats-banner::before {
            content: "";
            position: absolute;
            top: -80px;
            right: 20px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(246, 168, 76, 0.16), transparent 70%);
            pointer-events: none;
        }
        .stats-item {
            text-align: left;
            border-left: 1px solid rgba(255, 255, 255, .15);
            padding-left: 28px;
        }
        .stats-item:first-child {
            border-left: none;
            padding-left: 0;
        }
        .stat-number {
            font-size: clamp(2.4rem, 3vw, 3.2rem);
            font-weight: 800;
            line-height: 1;
            letter-spacing: -0.02em;
            background: var(--brand-grad);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            font-feature-settings: "tnum";
        }
        .stat-label {
            margin-top: 12px;
            color: var(--deep-text-soft);
            font-size: .9rem;
        }
        @media (max-width: 1023px) {
            .stats-banner {
                grid-template-columns: repeat(2, 1fr);
                padding: 48px 36px;
            }
            .stats-item:nth-child(3),
            .stats-item:nth-child(4) {
                border-left: none;
                padding-left: 0;
            }
        }
        @media (max-width: 520px) {
            .stats-wrap {
                padding: 0 16px;
            }
            .stats-banner {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 36px 28px;
            }
            .stats-item {
                border-left: none;
                padding-left: 0;
            }
        }

        .case-a {
            display: grid;
            grid-template-columns: 0.78fr 1fr;
            gap: 40px;
            background: #fff;
            border-radius: 28px;
            overflow: hidden;
            border: 1px solid rgba(220, 210, 195, .6);
            box-shadow: var(--shadow-card);
            margin-bottom: 24px;
        }
        .case-a .thumb {
            overflow: hidden;
            min-height: 300px;
        }
        .case-a .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .case-a .thumb {
            position: relative;
        }
        .case-a .thumb:hover img {
            transform: scale(1.03);
        }
        .case-a .content {
            padding: 40px 40px 40px 0;
            align-self: center;
        }
        .case-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 999px;
            background: var(--brand-light);
            color: var(--brand-dark);
            font-size: .8125rem;
            font-weight: 600;
        }
        .case-a h3 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 18px 0 14px;
            line-height: 1.3;
        }
        .case-a p {
            color: var(--ink-soft);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .case-result {
            display: flex;
            gap: 16px;
            border-top: 1px solid var(--line);
            padding-top: 20px;
        }
        .case-result div {
            flex: 1;
        }
        .case-result strong {
            font-size: 1.2rem;
            font-weight: 700;
        }
        .case-result span {
            display: block;
            font-size: .85rem;
            color: var(--ink-soft);
        }

        .case-b-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .case-b {
            background: #fff;
            border-radius: var(--card-radius);
            border: 1px solid rgba(220, 210, 195, .6);
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px;
            transition: all .25s ease;
        }
        .case-b:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .case-b .thumb {
            width: 92px;
            height: 92px;
            min-width: 92px;
            border-radius: 16px;
            overflow: hidden;
        }
        .case-b .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-b h4 {
            font-size: 1.02rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .case-b p {
            color: var(--ink-soft);
            font-size: .875rem;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .case-b .case-tag {
            margin-bottom: 10px;
            font-size: .75rem;
            padding: 3px 10px;
        }

        @media (max-width: 1023px) {
            .case-a {
                grid-template-columns: 1fr;
            }
            .case-a .thumb {
                min-height: 240px;
            }
            .case-a .content {
                padding: 0 32px 32px;
            }
            .case-b-list {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .case-result {
                flex-direction: column;
            }
            .case-b {
                flex-direction: column;
                text-align: left;
            }
            .case-b .thumb {
                width: 100%;
                height: 170px;
            }
        }

        .process-section {
            background: #fff;
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
            margin-top: 60px;
        }
        .process-grid::before {
            content: "";
            position: absolute;
            top: 46px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--brand-light), var(--brand), var(--brand-light));
        }
        .process-step {
            text-align: center;
            padding: 28px 16px;
            background: #fbfaf7;
            border-radius: var(--card-radius);
            border: 1px solid var(--line);
            transition: all .25s ease;
            position: relative;
        }
        .process-step:hover {
            border-color: rgba(233, 123, 34, .45);
            background: #fff;
        }
        .process-step .step-dot {
            width: 56px;
            height: 56px;
            border-radius: 18px;
            background: var(--brand-grad);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            box-shadow: 0 10px 25px rgba(233, 123, 34, .25);
        }
        .process-step .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .process-step p {
            color: var(--ink-soft);
            font-size: .875rem;
            margin: 0;
        }
        @media (max-width: 1023px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .process-grid::before {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        .news-card-feature {
            background: #fff;
            border-radius: 28px;
            overflow: hidden;
            border: 1px solid rgba(220, 210, 195, .6);
            box-shadow: var(--shadow-card);
            display: block;
            transition: all .25s ease;
        }
        .news-card-feature:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .news-card-feature .thumb {
            overflow: hidden;
            position: relative;
        }
        .news-card-feature .thumb img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .news-card-feature:hover .thumb img {
            transform: scale(1.04);
        }
        .news-card-feature .body {
            padding: 24px 26px 28px;
        }
        .news-meta {
            color: var(--ink-soft);
            font-size: .8rem;
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .news-meta time {
            font-feature-settings: "tnum";
        }
        .news-title {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 12px 0 8px;
        }
        .news-desc {
            color: var(--ink-soft);
            font-size: .9rem;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-list {
            background: #fff;
            border-radius: 28px;
            border: 1px solid rgba(220, 210, 195, .6);
            box-shadow: var(--shadow-card);
            padding: 8px 28px;
        }
        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 22px 0;
            border-bottom: 1px solid var(--line);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-date-box {
            width: 64px;
            min-width: 64px;
            height: 64px;
            border-radius: 16px;
            background: var(--brand-light);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            line-height: 1.2;
            color: var(--brand);
        }
        .news-date-box .day {
            font-size: 1.5rem;
            font-weight: 800;
        }
        .news-date-box .month {
            font-size: .75rem;
            font-weight: 600;
        }
        .news-item .content {
            flex: 1;
            min-width: 0;
        }
        .news-item .content a {
            font-weight: 700;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color .2s ease;
        }
        .news-item .content a:hover {
            color: var(--brand);
        }
        .news-item .content p {
            color: var(--ink-soft);
            font-size: .875rem;
            margin-top: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .meta {
            display: flex;
            gap: 12px;
            margin-top: 4px;
            font-size: .75rem;
            color: var(--ink-soft);
        }
        .cat-pill {
            display: inline-block;
            background: var(--line);
            padding: 4px 12px;
            border-radius: 999px;
            color: var(--pine);
            font-size: .75rem;
            font-weight: 600;
            white-space: nowrap;
            transition: background .2s ease, color .2s ease;
        }
        .cat-pill:hover {
            background: var(--brand);
            color: #fff;
        }
        .empty-news {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 260px;
            background: #fff;
            border-radius: 28px;
            border: 1px dashed #d8cdc0;
            color: var(--ink-soft);
            text-align: center;
            padding: 40px;
        }
        @media (max-width: 1023px) {
            .news-list {
                padding: 4px 20px;
            }
        }
        @media (max-width: 640px) {
            .news-item {
                align-items: flex-start;
                gap: 14px;
            }
            .news-date-box {
                width: 52px;
                min-width: 52px;
                height: 52px;
            }
            .news-date-box .day {
                font-size: 1.2rem;
            }
        }

        .faq-section {
            background: #fff;
        }
        .faq-wrap {
            max-width: 820px;
            margin-left: auto;
            margin-right: auto;
        }
        .faq-item {
            border: 1px solid var(--line);
            border-radius: 18px;
            margin-bottom: 16px;
            background: #fff;
            overflow: hidden;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .faq-item.active {
            border-color: rgba(233, 123, 34, .5);
            box-shadow: 0 10px 28px rgba(40, 35, 20, .06);
        }
        .faq-item button {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 24px;
            font-size: 1.06rem;
            font-weight: 600;
            text-align: left;
            color: var(--ink);
            transition: color .2s ease;
        }
        .faq-item.active button {
            color: var(--brand);
        }
        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            transition: transform .3s ease;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
        }
        .faq-answer p {
            padding: 0 24px 22px;
            color: var(--ink-soft);
            font-size: .95rem;
            line-height: 1.8;
            border-top: 1px solid var(--line);
            padding-top: 16px;
            background: #fdfcfb;
        }

        .cta-wrap {
            padding: 0 24px;
        }
        .cta-inner {
            background: linear-gradient(135deg, #173A34 0%, #1E463F 100%);
            border-radius: 36px;
            color: #fff;
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 0.95fr;
            gap: 0;
        }
        .cta-intro {
            padding: 64px 64px 56px;
        }
        .cta-intro .eyebrow {
            color: #ffca96;
        }
        .cta-intro h2 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            line-height: 1.2;
            font-weight: 800;
            margin: 16px 0 16px;
        }
        .cta-intro p {
            color: #bfd1c9;
            margin-bottom: 24px;
        }
        .cta-phone {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: .02em;
        }
        .cta-phone svg {
            width: 22px;
            height: 22px;
            vertical-align: middle;
            margin-right: 8px;
        }
        .cta-form-wrap {
            background: #fff;
            padding: 40px 40px 44px;
            border-radius: 28px 0 0 28px;
            color: var(--ink);
            display: flex;
            align-items: center;
        }
        .lead-form {
            width: 100%;
        }
        .lead-form .form-row {
            margin-bottom: 18px;
        }
        .form-label {
            display: block;
            font-size: .875rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--ink);
        }
        .form-control {
            width: 100%;
            height: 48px;
            border: 1px solid var(--line);
            border-radius: 14px;
            background: #f6f4f0;
            padding: 0 16px;
            font-size: .95rem;
            outline: none;
            transition: all .2s ease;
        }
        textarea.form-control {
            height: auto;
            min-height: 110px;
            padding-top: 14px;
            resize: vertical;
        }
        .form-control:focus {
            border-color: var(--brand);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(233, 123, 34, .12);
        }
        .form-success {
            display: none;
            background: var(--brand-light);
            border: 1px solid rgba(233, 123, 34, .35);
            padding: 12px 16px;
            border-radius: 14px;
            font-size: .9rem;
            margin-top: 16px;
        }
        @media (max-width: 1023px) {
            .cta-inner {
                grid-template-columns: 1fr;
            }
            .cta-intro {
                padding: 44px 36px;
            }
            .cta-form-wrap {
                border-radius: 0;
                padding: 36px;
            }
        }
        @media (max-width: 640px) {
            .cta-wrap {
                padding: 0 16px;
            }
            .cta-form-wrap {
                padding: 28px 20px;
            }
        }

        .footer {
            background: var(--pine-dark);
            color: var(--deep-text);
            margin-top: 100px;
        }
        .footer-top-bar {
            height: 4px;
            background: var(--brand-grad);
            border-radius: 4px 4px 0 0;
        }
        .footer-main {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
            gap: 44px;
            padding: 64px 0 40px;
        }
        .footer-logo .logo-text {
            color: #fff;
        }
        .footer-logo .logo-text span {
            color: var(--deep-text-soft);
        }
        .footer p {
            color: var(--deep-text-soft);
            font-size: .875rem;
            margin-top: 16px;
            line-height: 1.8;
        }
        .footer h4 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .footer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer li + li {
            margin-top: 12px;
        }
        .footer a {
            color: var(--deep-text-soft);
            font-size: .875rem;
            transition: color .2s ease;
        }
        .footer a:hover {
            color: #ffca96;
        }
        .footer-contact li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: .875rem;
            color: var(--deep-text-soft);
            line-height: 1.6;
        }
        .footer-contact svg {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            margin-top: 2px;
            color: #ffca96;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .14);
            padding: 18px 0;
            font-size: .8125rem;
            color: #7e978e;
            text-align: center;
        }
        @media (max-width: 1023px) {
            .footer-main {
                grid-template-columns: repeat(2, 1fr);
                padding: 48px 0 32px;
            }
        }
        @media (max-width: 620px) {
            .footer-main {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        .category-options {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            padding-top: 40px;
            border-top: 1px solid var(--line);
        }
        .category-options a {
            background: #fff;
            border: 1px solid var(--line);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: .9rem;
            color: var(--ink-soft);
            transition: all .2s ease;
        }
        .category-options a:hover {
            border-color: var(--brand);
            color: var(--brand);
        }

/* roulang page: article */
:root {
            --brand: #E97B22;
            --brand-hover: #C9630E;
            --deep: #1E463F;
            --deep-strong: #173A34;
            --deep-text: #F5F1E9;
            --deep-soft: #BFD1C9;
            --bg: #F7F5F1;
            --ink: #20231F;
            --muted: #66706A;
            --line: #E9E2D8;
            --white: #FFFFFF;
            --radius: 1.25rem;
            --shadow: 0 10px 30px rgba(40, 35, 20, 0.07);
            --shadow-hover: 0 18px 44px rgba(40, 35, 20, 0.12);
            --gradient: linear-gradient(135deg, #F6A84C, #E97B22);
        }

        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            margin: 0;
        }
        body {
            margin: 0;
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button,
        input,
        textarea,
        select {
            font: inherit;
        }
        .container-xl {
            width: min(100% - 2rem, 1280px);
            margin-inline: auto;
        }

        /* ---------- Header ---------- */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
        }
        .header-inner {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            padding: 0.9rem 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
            white-space: nowrap;
        }
        .logo-mark {
            width: 46px;
            height: 46px;
            border-radius: 15px;
            background: var(--gradient);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 22px rgba(233, 123, 34, 0.28);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.35;
            font-weight: 800;
            color: var(--ink);
            font-size: 1.15rem;
            letter-spacing: -0.02em;
        }
        .logo-text span:last-child {
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--brand);
            letter-spacing: 0;
        }
        .nav-search {
            flex: 1;
            max-width: 560px;
            min-width: 240px;
            height: 52px;
            background: #F2F0EB;
            border: 1px solid transparent;
            border-radius: 999px;
            display: flex;
            align-items: center;
            padding: 0 0.4rem 0 1.2rem;
            gap: 0.4rem;
            transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .nav-search:focus-within {
            background: var(--white);
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.16);
        }
        .nav-search svg {
            width: 20px;
            height: 20px;
            color: var(--muted);
            flex-shrink: 0;
        }
        .nav-search input {
            flex: 1;
            min-width: 0;
            border: 0;
            background: transparent;
            outline: none;
            font-size: 0.95rem;
            color: var(--ink);
        }
        .nav-search input::placeholder {
            color: #9A9F98;
        }
        .nav-search button {
            flex-shrink: 0;
            height: 42px;
            padding: 0 1.25rem;
            border: 0;
            border-radius: 999px;
            background: var(--gradient);
            color: #fff;
            font-weight: 700;
            font-size: 0.925rem;
            cursor: pointer;
            transition: transform 0.2s, filter 0.2s;
        }
        .nav-search button:hover {
            filter: brightness(1.06);
        }
        .nav-search button:active {
            transform: scale(0.97);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--line);
            background: var(--white);
            border-radius: 13px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }
        .header-desktop-cta {
            white-space: nowrap;
        }

        .site-nav {
            border-top: 1px solid rgba(233, 226, 216, 0.7);
            background: rgba(255, 255, 255, 0.85);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem 2rem;
            flex-wrap: wrap;
            min-height: 50px;
        }
        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 50px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--muted);
            border-bottom: 3px solid transparent;
            transition: color 0.2s ease;
        }
        .nav-link:hover,
        .nav-link:focus-visible {
            color: var(--brand);
            outline: none;
        }
        .nav-link.is-active {
            color: var(--ink);
        }
        .nav-link.is-active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -1px;
            height: 3px;
            border-radius: 999px 999px 0 0;
            background: var(--brand);
        }

        /* ---------- Buttons ---------- */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 46px;
            padding: 0.65rem 1.6rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.95rem;
            border: 0;
            cursor: pointer;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
        }
        .btn-sm {
            min-height: 44px;
            padding: 0.55rem 1.15rem;
            font-size: 0.9rem;
        }
        .btn-primary {
            background: var(--gradient);
            color: #fff;
            box-shadow: 0 10px 22px rgba(233, 123, 34, 0.22);
        }
        .btn-primary:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            filter: brightness(1.04);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.98);
            filter: brightness(0.97);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid #5D7A73;
            color: var(--deep-text);
        }
        .btn-outline:hover {
            border-color: #F6A84C;
            color: #F6A84C;
        }
        .btn-light {
            background: #F6A84C;
            color: #173A34;
            border: 1px solid transparent;
        }
        .btn-light:hover {
            background: #FFC879;
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(0, 0, 0, 0.14);
        }

        /* ---------- Masthead / article head ---------- */
        .article-masthead {
            margin-top: 1.25rem;
            border-radius: 1.75rem;
            overflow: hidden;
            background:
                linear-gradient(100deg, rgba(23, 58, 52, 0.94), rgba(30, 70, 63, 0.72)),
                url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
            color: var(--deep-text);
            padding: 3.5rem 0 3.25rem;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--deep-soft);
            margin-bottom: 1.5rem;
        }
        .breadcrumb a {
            color: var(--deep-soft);
            transition: color 0.2s;
        }
        .breadcrumb a:hover {
            color: #F6A84C;
        }
        .article-cat {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.85rem;
            font-weight: 700;
            color: #1E463F;
            background: #F6A84C;
            border-radius: 999px;
            padding: 0.3rem 0.9rem;
            letter-spacing: 0.02em;
        }
        .article-masthead h1 {
            max-width: 900px;
            margin: 1rem 0 1.1rem;
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.03em;
            color: #fff;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.25rem;
            font-size: 0.925rem;
            color: #CAD8D2;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
        }
        .meta-item svg {
            width: 18px;
            height: 18px;
            opacity: 0.85;
        }

        /* ---------- Article layout ---------- */
        .article-section {
            padding: 3rem 0 1rem;
        }
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1.75fr) minmax(0, 0.85fr);
            column-gap: 2rem;
            align-items: start;
        }
        .article-box {
            background: var(--white);
            border: 1px solid rgba(220, 210, 195, 0.6);
            border-radius: 1.75rem;
            box-shadow: var(--shadow);
            padding: clamp(1.6rem, 3vw, 3rem);
        }
        .article-content {
            max-width: 100%;
            color: #2A2D29;
        }
        .article-content p {
            font-size: 1rem;
            line-height: 2;
            margin: 0 0 1.4rem;
        }
        .article-content h2 {
            font-size: 1.7rem;
            font-weight: 800;
            line-height: 1.4;
            color: var(--ink);
            margin: 2.8rem 0 1.1rem;
            padding-left: 1rem;
            border-left: 4px solid var(--brand);
            scroll-margin-top: 130px;
        }
        .article-content h3 {
            font-size: 1.3rem;
            font-weight: 800;
            margin: 2rem 0 0.8rem;
            color: #26352F;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5rem;
            padding-left: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.55rem;
            line-height: 1.9;
        }
        .article-content blockquote {
            margin: 2rem 0;
            padding: 1.1rem 1.5rem;
            background: #FBF6EE;
            border-left: 4px solid var(--brand);
            border-radius: 0 0.9rem 0.9rem 0;
            color: #4B4F48;
        }
        .article-content img,
        .article-content figure img {
            border-radius: 1.2rem;
            margin: 1.8rem auto;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }
        .article-content figure {
            margin: 2rem 0;
        }
        .article-content figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: #8A908A;
            margin-top: -0.8rem;
        }
        .article-content a {
            color: var(--brand);
            border-bottom: 1px solid rgba(233, 123, 34, 0.4);
        }
        .article-content a:hover {
            color: var(--brand-hover);
            border-color: var(--brand-hover);
        }
        .text-muted-slight {
            color: var(--muted);
        }

        /* ---------- Not found ---------- */
        .not-found-box {
            min-height: 420px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 3rem 1.5rem;
            background: var(--white);
            border: 1px solid rgba(220, 210, 195, 0.6);
            border-radius: 1.75rem;
        }
        .not-found-box svg {
            width: 56px;
            height: 56px;
            color: var(--brand);
            margin-bottom: 1.5rem;
            opacity: 0.8;
        }
        .not-found-box h2 {
            font-size: 2rem;
            margin: 0 0 0.75rem;
        }
        .not-found-box p {
            color: var(--muted);
            margin-bottom: 1.75rem;
        }

        /* ---------- Sidebar ---------- */
        .article-aside {
            position: sticky;
            top: 140px;
            display: grid;
            gap: 1.5rem;
        }
        .side-widget {
            background: var(--white);
            border: 1px solid rgba(220, 210, 195, 0.65);
            border-radius: 1.5rem;
            padding: 1.5rem 1.6rem;
            box-shadow: var(--shadow);
        }
        .side-widget h2 {
            font-size: 1.1rem;
            font-weight: 800;
            margin: 0 0 1.1rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--line);
            color: var(--ink);
            letter-spacing: -0.01em;
        }
        .toc-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .toc-list li {
            margin: 0;
            border-left: 2px solid #EEE3D6;
            transition: border-color 0.2s;
        }
        .toc-list li a {
            display: block;
            padding: 0.48rem 0.8rem;
            font-size: 0.92rem;
            color: var(--muted);
            border-radius: 0 8px 8px 0;
            transition: color 0.2s, background 0.2s;
            border-left: 2px solid transparent;
            margin-left: -2px;
        }
        .toc-list li a:hover,
        .toc-list li a.is-current {
            color: var(--brand);
            background: #FDF1E3;
            border-left-color: var(--brand);
        }
        .toc-empty {
            color: var(--muted);
            font-size: 0.9rem;
            padding: 0.4rem;
        }

        .side-news-list {
            display: grid;
            gap: 1rem;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .side-news-item {
            display: grid;
            grid-template-columns: 88px 1fr;
            gap: 0.85rem;
            align-items: center;
            padding-bottom: 0.9rem;
            border-bottom: 1px dashed var(--line);
        }
        .side-news-item:last-child {
            border-bottom: 0;
            padding-bottom: 0;
        }
        .side-news-thumb {
            width: 88px;
            height: 68px;
            object-fit: cover;
            border-radius: 0.9rem;
            background: #EFE9DF;
        }
        .side-news-title {
            display: block;
            font-size: 0.95rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--ink);
            transition: color 0.2s;
        }
        .side-news-title:hover {
            color: var(--brand);
        }
        .side-news-date {
            font-size: 0.82rem;
            color: var(--muted);
            margin-top: 0.15rem;
            display: block;
        }

        /* ---------- Post PN nav ---------- */
        .post-pn {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
            margin-top: 2rem;
            padding-top: 1.75rem;
            border-top: 1px solid var(--line);
        }
        .pn-col {
            display: block;
            background: #FAF7F2;
            border: 1px solid var(--line);
            border-radius: 1.2rem;
            padding: 1rem 1.25rem;
            transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
        }
        .pn-col:hover {
            border-color: rgba(233, 123, 34, 0.55);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .pn-col.is-next {
            text-align: right;
        }
        .pn-kicker {
            display: block;
            font-size: 0.8rem;
            color: var(--brand);
            font-weight: 700;
            margin-bottom: 0.3rem;
        }
        .pn-text {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
        }

        /* ---------- Related section ---------- */
        .related-section {
            padding: 4.5rem 0 1rem;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        .section-eyebrow {
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.14em;
            color: var(--brand);
            text-transform: uppercase;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .related-card {
            background: var(--white);
            border: 1px solid rgba(220, 210, 195, 0.6);
            border-radius: 1.5rem;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .related-card img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .related-card:hover img {
            transform: scale(1.04);
        }
        .related-body {
            padding: 1.35rem 1.5rem 1.5rem;
        }
        .related-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--brand);
            background: #FDF1E3;
            border-radius: 999px;
            padding: 0.22rem 0.8rem;
            margin-bottom: 0.8rem;
        }
        .related-card h3 {
            font-size: 1.18rem;
            font-weight: 800;
            line-height: 1.5;
            margin: 0 0 0.65rem;
        }
        .related-card p {
            color: var(--muted);
            font-size: 0.92rem;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-date {
            font-size: 0.82rem;
            color: #8A8E88;
            margin-top: 0.75rem;
        }

        /* ---------- CTA ---------- */
        .cta-panel {
            padding: 1rem 0 4.5rem;
        }
        .cta-inner {
            background: linear-gradient(120deg, #173A34, #1E463F);
            border-radius: 1.75rem;
            color: #F5F1E9;
            padding: clamp(2.2rem, 5vw, 3.8rem);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 2rem;
        }
        .cta-inner h2 {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            line-height: 1.35;
            margin: 0 0 0.6rem;
            letter-spacing: -0.02em;
        }
        .cta-inner p {
            color: var(--deep-soft);
            margin: 0;
        }

        /* ---------- Footer ---------- */
        .footer {
            background: var(--deep-strong);
            color: #D4E0DA;
        }
        .footer-top-bar {
            height: 4px;
            background: linear-gradient(90deg, #E97B22, #F6A84C);
        }
        .footer-main {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 2.5rem;
            padding: 3.2rem 0 2.6rem;
        }
        .footer-brand p {
            color: var(--deep-soft);
            font-size: 0.96rem;
            max-width: 360px;
            margin: 1rem 0 0;
        }
        .footer-logo .logo-mark {
            background: var(--gradient);
        }
        .footer-logo .logo-text {
            color: #fff;
        }
        .footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            margin: 0 0 1rem;
        }
        .footer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer li {
            margin-bottom: 0.65rem;
        }
        .footer ul a {
            color: var(--deep-soft);
            transition: color 0.2s ease, padding-left 0.2s ease;
            font-size: 0.92rem;
        }
        .footer ul a:hover {
            color: #F6A84C;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            gap: 0.5rem;
            align-items: baseline;
            font-size: 0.92rem;
        }
        .footer-contact svg {
            width: 17px;
            height: 17px;
            flex-shrink: 0;
            transform: translateY(2px);
            color: #F6A84C;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.4rem 0;
            font-size: 0.86rem;
            color: #8EA79E;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.8rem;
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1100px) {
            .article-layout {
                grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 1023px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .header-desktop-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-search {
                order: 3;
                flex-basis: 100%;
                max-width: none;
                height: 48px;
            }
            .site-nav {
                display: none;
                background: #fff;
                border-top: 1px solid var(--line);
            }
            .site-nav.open {
                display: block;
                position: absolute;
                left: 0;
                right: 0;
                top: 100%;
                box-shadow: 0 28px 42px rgba(40, 35, 20, 0.14);
            }
            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
            }
            .nav-link,
            .nav-link.is-active {
                height: auto;
                padding: 0.9rem 0;
                border-bottom: 1px solid #F1EAE0;
                border-left: 3px solid transparent;
            }
            .nav-link.is-active::after {
                display: none;
            }
            .nav-link.is-active {
                border-left-color: var(--brand);
                color: var(--brand);
            }
            .nav-links .nav-link:last-child {
                border-bottom: 0;
            }
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-aside {
                position: static;
                margin-top: 0.5rem;
            }
            .footer-main {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container-xl {
                width: min(100% - 1.25rem, 1280px);
            }
            .article-masthead {
                padding: 2.4rem 0 2.2rem;
            }
            .article-masthead h1 {
                font-size: 1.9rem;
            }
            .article-meta {
                gap: 0.8rem;
                font-size: 0.85rem;
            }
            .article-section {
                padding-top: 2rem;
            }
            .article-box {
                padding: 1.25rem;
            }
            .article-content h2 {
                font-size: 1.4rem;
            }
            .post-pn {
                grid-template-columns: 1fr;
            }
            .pn-col.is-next {
                text-align: left;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-main {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .cta-inner {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                gap: 0.7rem;
            }
            .logo-text {
                font-size: 1rem;
            }
            .logo-mark {
                width: 42px;
                height: 42px;
            }
            .related-card img {
                height: 200px;
            }
            .brand-copy .btn {
                width: 100%;
            }
            .nav-search {
                order: 3;
                flex-basis: 100%;
            }
            .header-right {
                margin-left: auto;
            }
        }

/* roulang page: category1 */
:root {
            --brand: #E97B22;
            --brand-deep: #C9630E;
            --brand-grad: linear-gradient(135deg, #F6A84C, #E97B22);
            --forest: #1E463F;
            --forest-hover: #2A5E53;
            --forest-deep: #173A34;
            --ink: #20231F;
            --muted: #66706A;
            --line: #E9E2D8;
            --bg: #F7F5F1;
            --card: #FFFFFF;
            --cream: #FDF1E3;
            --on-dark: #F5F1E9;
            --on-dark-muted: #BFD1C9;
            --radius: 1.25rem;
            --radius-lg: 1.75rem;
            --shadow: 0 10px 30px rgba(40, 35, 20, 0.07);
            --shadow-hover: 0 18px 44px rgba(40, 35, 20, 0.12);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--ink);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            line-height: 1.8;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
        }

        body,
        h1,
        h2,
        h3,
        h4,
        p,
        ul,
        ol,
        figure,
        blockquote,
        dl,
        dd {
            margin: 0;
        }

        ul,
        ol {
            padding: 0;
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(233, 123, 34, 0.55);
            outline-offset: 3px;
        }

        .container-xl {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 92px 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }

            .container-xl {
                padding: 0 16px;
            }
        }

        /* ===== 顶部导航 ===== */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid rgba(225, 216, 203, 0.9);
        }

        .header-inner {
            display: grid;
            grid-template-areas: "logo search right";
            grid-template-columns: minmax(210px, auto) minmax(300px, 1fr) auto;
            align-items: center;
            gap: 24px;
            min-height: 78px;
        }

        .logo {
            grid-area: logo;
            display: inline-flex;
            align-items: center;
            gap: 11px;
            justify-self: start;
        }

        .logo-mark {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: var(--brand-grad);
            box-shadow: 0 8px 20px rgba(233, 123, 34, 0.26);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex: 0 0 auto;
        }

        .logo-mark svg {
            width: 25px;
            height: 25px;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-weight: 800;
            font-size: 1.08rem;
            color: var(--ink);
            letter-spacing: -0.01em;
        }

        .logo-text span {
            margin-top: 4px;
            font-size: 0.72rem;
            font-weight: 600;
            color: #8e7f6d;
            letter-spacing: 0.05em;
        }

        .nav-search {
            grid-area: search;
            display: flex;
            align-items: center;
            background: #F2F0EB;
            border: 1px solid transparent;
            height: 48px;
            width: 100%;
            border-radius: 999px;
            padding: 0 6px 0 18px;
            gap: 8px;
            transition: border-color .2s, background .2s, box-shadow .2s;
        }

        .nav-search svg {
            width: 18px;
            height: 18px;
            color: #7b837e;
            flex: 0 0 auto;
        }

        .nav-search input {
            flex: 1;
            min-width: 0;
            height: 100%;
            border: 0;
            background: transparent;
            outline: none;
            color: var(--ink);
            font-size: 0.92rem;
        }

        .nav-search input::placeholder {
            color: #9a968c;
        }

        .nav-search button {
            border: 0;
            background: var(--brand-grad);
            color: #fff;
            height: 36px;
            padding: 0 20px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.02em;
            transition: transform .2s, filter .2s;
        }

        .nav-search button:hover {
            filter: brightness(0.94);
        }

        .nav-search:focus-within {
            background: #fff;
            border-color: rgba(233, 123, 34, 0.45);
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.08);
        }

        .header-right {
            grid-area: right;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 12px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 12px;
            background: #fff;
            color: var(--ink);
        }

        .nav-toggle svg {
            width: 21px;
            height: 21px;
        }

        .site-nav {
            border-top: 1px solid rgba(228, 220, 208, 0.86);
            background: rgba(255, 255, 255, 0.84);
        }

        .nav-links {
            display: flex;
            gap: 2px;
            min-height: 46px;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 46px;
            padding: 0 17px;
            color: #3f453f;
            font-weight: 600;
            font-size: 0.92rem;
            white-space: nowrap;
            transition: color .2s;
        }

        .nav-link:hover {
            color: var(--brand-deep);
        }

        .nav-link.is-active {
            color: var(--brand-deep);
        }

        .nav-link.is-active::after {
            content: "";
            position: absolute;
            left: 17px;
            right: 17px;
            bottom: 7px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-grad);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 46px;
            padding: 0 26px;
            border-radius: 999px;
            border: 1px solid transparent;
            font-size: 0.95rem;
            font-weight: 700;
            text-align: center;
            transition: transform .2s, box-shadow .2s, background .2s, border-color .2s, color .2s;
        }

        .btn-sm {
            min-height: 42px;
            padding: 0 18px;
            font-size: 0.87rem;
        }

        .btn-primary {
            background-image: var(--brand-grad);
            color: #fff;
            box-shadow: 0 10px 22px rgba(233, 123, 34, 0.24);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 15px 30px rgba(201, 99, 14, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline-light {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.64);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-dark {
            background: transparent;
            border-color: #d0c7b8;
            color: var(--ink);
        }

        .btn-outline-dark:hover {
            border-color: var(--brand);
            color: var(--brand-deep);
        }

        .btn-dark {
            background: var(--forest);
            color: #fff;
        }

        .btn-dark:hover {
            background: var(--forest-hover);
            transform: translateY(-2px);
        }

        .btn-lg {
            min-height: 52px;
            padding: 0 34px;
            font-size: 1rem;
        }

        @media (max-width: 991px) {
            .header-inner {
                grid-template-areas: "logo right" "search search";
                grid-template-columns: 1fr auto;
                gap: 10px 16px;
                padding-top: 10px;
                padding-bottom: 12px;
            }

            .header-desktop-cta {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .site-nav {
                display: none;
                position: absolute;
                left: 0;
                right: 0;
                top: 100%;
                background: #fff;
                border-top: 0;
                box-shadow: 0 20px 40px rgba(30, 30, 20, 0.1);
                max-height: calc(100vh - 130px);
                overflow-y: auto;
            }

            .site-nav.open {
                display: block;
            }

            .nav-links {
                flex-direction: column;
                gap: 0;
                padding: 10px 18px 16px;
            }

            .nav-link,
            .nav-link.is-active {
                justify-content: flex-start;
                min-height: 50px;
                height: auto;
                border-bottom: 1px solid #f0eae0;
                font-size: 1rem;
                color: var(--ink);
            }

            .nav-link:hover {
                color: var(--brand-deep);
            }

            .nav-link.is-active::after {
                left: 0;
                right: auto;
                top: 14px;
                bottom: 14px;
                width: 4px;
                height: auto;
                border-radius: 0 4px 4px 0;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                grid-template-columns: minmax(0, 1fr) auto;
            }

            .logo-mark {
                width: 40px;
                height: 40px;
                border-radius: 12px;
            }

            .logo-text {
                font-size: 0.99rem;
                white-space: nowrap;
            }

            .logo-text span {
                font-size: 0.68rem;
            }
        }

        /* ===== 分类页页头 ===== */
        .page-hero {
            position: relative;
            color: #fff;
            padding: 66px 0 76px;
            background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(20, 48, 43, 0.92) 0%, rgba(31, 74, 66, 0.78) 55%, rgba(30, 69, 60, 0.35) 100%);
        }

        .page-hero .container-xl {
            position: relative;
            z-index: 2;
            max-width: 1180px;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            margin-bottom: 26px;
            color: #D5E3DD;
            font-size: 0.88rem;
        }

        .breadcrumb a {
            color: #D5E3DD;
            transition: color .2s;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb .sep {
            opacity: 0.5;
        }

        .eyebrow {
            display: inline-block;
            font-size: 0.8125rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--brand-deep);
            text-transform: uppercase;
            margin-bottom: 9px;
        }

        .eyebrow-light {
            color: rgba(255, 255, 255, 0.82);
            letter-spacing: 0.14em;
        }

        .hero-title {
            font-size: clamp(2.3rem, 4vw, 3.2rem);
            line-height: 1.14;
            letter-spacing: -0.02em;
            font-weight: 800;
            margin: 6px 0 15px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.14);
        }

        .hero-desc {
            max-width: 760px;
            font-size: 1.02rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 30px;
        }

        .hero-facts {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 26px;
            margin-top: 34px;
            padding-top: 26px;
            border-top: 1px solid rgba(255, 255, 255, 0.14);
        }

        .fact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .fact-item strong {
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
        }

        .fact-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #F6A84C;
            display: inline-block;
        }

        @media (max-width: 600px) {
            .page-hero {
                padding: 50px 0 56px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-facts {
                gap: 10px 14px;
            }
        }

        /* ===== 通用标题区 ===== */
        .section-head {
            max-width: 850px;
            margin-bottom: 36px;
        }

        .section-title {
            font-size: clamp(1.8rem, 3vw, 2.3rem);
            line-height: 1.26;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--ink);
        }

        .section-sub {
            color: var(--muted);
            font-size: 0.98rem;
        }

        .section-head-row {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 22px;
            margin-bottom: 32px;
        }

        .section-head-row .section-title {
            margin-bottom: 0;
        }

        /* ===== 核心产品聚焦 ===== */
        .product-focus {
            background: linear-gradient(180deg, #FAF7F1 0%, #F7F5F1 100%);
            padding-top: 96px;
            padding-bottom: 96px;
        }

        .focus-card {
            display: grid;
            grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
            background: #fff;
            border-radius: 30px;
            border: 1px solid rgba(220, 210, 190, 0.72);
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .focus-media {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
        }

        .focus-content {
            padding: clamp(28px, 5vw, 56px);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #fff;
            background: linear-gradient(135deg, #E97B22, #C9630E);
            width: fit-content;
        }

        .badge-soft {
            background: var(--cream);
            color: #B45A0F;
        }

        .focus-content h3 {
            font-size: 1.65rem;
            line-height: 1.3;
            font-weight: 800;
            margin: 17px 0 14px;
            letter-spacing: -0.01em;
        }

        .focus-content p {
            color: var(--muted);
            font-size: 0.96rem;
            margin-bottom: 22px;
        }

        .focus-list {
            display: grid;
            gap: 12px;
            margin: 4px 0 28px;
        }

        .focus-list li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 0.92rem;
            color: #3f4540;
        }

        .focus-list li::before {
            content: "";
            flex: 0 0 auto;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            margin-top: 8px;
            background: var(--brand-grad);
        }

        .focus-bottom {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            color: var(--brand-deep);
            transition: gap .2s, color .2s;
        }

        .text-link:hover {
            gap: 10px;
            color: #A7520B;
        }

        .text-link svg,
        .arrow-link svg {
            width: 16px;
            height: 16px;
        }

        /* ===== 横向产品摘要 ===== */
        .horizontal-products {
            background: var(--bg);
        }

        .horizontal-list {
            display: grid;
            gap: 28px;
        }

        .horizontal-card {
            display: grid;
            grid-template-columns: minmax(210px, 330px) 1fr;
            align-items: stretch;
            background: #fff;
            border: 1px solid rgba(222, 212, 198, 0.72);
            border-radius: 22px;
            overflow: hidden;
            transition: transform .25s, box-shadow .25s;
        }

        .horizontal-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .horizontal-img {
            width: 100%;
            height: 100%;
            min-height: 190px;
            object-fit: cover;
        }

        .horizontal-body {
            padding: 28px 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-start;
        }

        .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 13px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 11px;
            border-radius: 999px;
            background: #F6F3ED;
            color: #656b64;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .tag-accent {
            background: var(--cream);
            color: #B45A0F;
        }

        .horizontal-body h3 {
            font-size: 1.4rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 9px;
        }

        .horizontal-body p {
            color: var(--muted);
            font-size: 0.94rem;
            max-width: 680px;
            margin-bottom: 18px;
        }

        /* ===== 深色能力带 ===== */
        .capability-section {
            background: transparent;
            padding-top: 20px;
            padding-bottom: 30px;
        }

        .cap-band {
            border-radius: 30px;
            background: var(--forest-deep);
            color: var(--on-dark);
            padding: 58px 56px;
            position: relative;
            overflow: hidden;
        }

        .cap-band::before {
            content: "";
            position: absolute;
            right: -70px;
            top: -70px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(246, 168, 76, 0.2) 0%, rgba(246, 168, 76, 0) 70%);
        }

        .cap-band .section-title {
            color: var(--on-dark);
        }

        .cap-band .section-sub {
            color: var(--on-dark-muted);
            max-width: 680px;
        }

        .cap-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 34px;
        }

        .cap-card {
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 20px;
            padding: 24px;
            background: rgba(255, 255, 255, 0.05);
            transition: background .25s, transform .25s, border-color .25s;
        }

        .cap-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(246, 168, 76, 0.3);
            transform: translateY(-4px);
        }

        .cap-icon {
            width: 44px;
            height: 44px;
            border-radius: 13px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(145deg, rgba(246, 168, 76, 0.22), rgba(233, 123, 34, 0.1));
            color: #F6A84C;
            margin-bottom: 17px;
        }

        .cap-icon svg {
            width: 22px;
            height: 22px;
        }

        .cap-card h3 {
            font-size: 1.06rem;
            font-weight: 800;
            margin-bottom: 7px;
            color: #fff;
        }

        .cap-card p {
            font-size: 0.87rem;
            line-height: 1.75;
            color: var(--on-dark-muted);
        }

        /* ===== 应用场景 ===== */
        .scenario-section {
            background: #fff;
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .scenario-card {
            background: var(--bg);
            border: 1px solid rgba(224, 216, 202, 0.8);
            border-radius: 24px;
            padding: 32px 28px;
            transition: transform .25s, box-shadow .25s, background .25s;
        }

        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            background: #fff;
            border-color: rgba(233, 123, 34, 0.2);
        }

        .scenario-icon {
            width: 46px;
            height: 46px;
            border-radius: 14px;
            background: var(--cream);
            color: var(--brand-deep);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .scenario-icon svg {
            width: 22px;
            height: 22px;
        }

        .scenario-card h3 {
            font-size: 1.22rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .scenario-card p {
            color: var(--muted);
            font-size: 0.92rem;
        }

        .scenario-note {
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px dashed #d9d0c2;
            font-size: 0.86rem;
            color: #7a7f7a;
        }

        .scenario-note strong {
            color: var(--brand-deep);
            font-weight: 700;
        }

        /* ===== 接入流程 ===== */
        .process-section {
            background: var(--bg);
        }

        .process-wrap {
            margin-top: 50px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-item {
            background: #fff;
            border-radius: 22px;
            border: 1px solid rgba(220, 210, 194, 0.8);
            padding: 28px 24px;
            position: relative;
        }

        .process-number {
            font-size: 0.88rem;
            font-weight: 800;
            color: #fff;
            background: var(--brand-grad);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            margin-bottom: 16px;
        }

        .process-item h3 {
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .process-item p {
            color: var(--muted);
            font-size: 0.88rem;
            line-height: 1.75;
        }

        .process-line {
            margin-top: 26px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            color: #8e9187;
            font-size: 0.85rem;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: linear-gradient(180deg, #F1EEE7 0%, #F7F5F1 100%);
            padding-bottom: 110px;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: grid;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid rgba(220, 213, 201, 0.85);
            border-radius: 18px;
            padding: 0 22px;
            transition: border-color .2s, box-shadow .2s;
        }

        .faq-item[open] {
            border-color: rgba(233, 123, 34, 0.34);
            box-shadow: 0 10px 30px rgba(40, 35, 20, 0.05);
        }

        .faq-item summary {
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            min-height: 64px;
            font-weight: 700;
            font-size: 1.02rem;
            color: var(--ink);
            transition: color .2s;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            font-size: 1.55rem;
            font-weight: 500;
            line-height: 1;
            color: #9d8170;
            transition: transform .25s, color .25s;
            flex: 0 0 auto;
        }

        .faq-item[open] summary {
            color: var(--brand-deep);
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
            color: var(--brand-deep);
        }

        .faq-answer {
            color: var(--muted);
            padding: 0 0 22px;
            line-height: 1.9;
            font-size: 0.94rem;
        }

        .faq-more {
            text-align: center;
            margin-top: 32px;
            color: var(--muted);
        }

        .faq-more a {
            color: var(--brand-deep);
            font-weight: 700;
        }

        /* ===== CTA 联系区 ===== */
        .contact-section {
            padding: 0 0 90px;
            background: var(--bg);
        }

        .contact-card {
            border-radius: 34px;
            overflow: hidden;
            display: grid;
            grid-template-columns: 0.95fr 1.05fr;
            background: var(--forest-deep);
            color: var(--on-dark);
            box-shadow: 0 20px 60px rgba(20, 48, 43, 0.18);
        }

        .contact-left {
            padding: clamp(34px, 5vw, 58px);
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: linear-gradient(160deg, #1E463F, #173A34);
        }

        .contact-left h2 {
            font-size: clamp(1.6rem, 2.5vw, 2rem);
            font-weight: 800;
            line-height: 1.35;
            color: #fff;
            margin-bottom: 16px;
        }

        .contact-left p {
            color: var(--on-dark-muted);
            font-size: 0.94rem;
            margin-bottom: 22px;
        }

        .contact-line {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--on-dark-muted);
            padding: 7px 0;
        }

        .contact-line svg {
            width: 18px;
            height: 18px;
            color: #F6A84C;
            flex: 0 0 auto;
        }

        .contact-line strong {
            color: #fff;
            font-weight: 700;
        }

        .contact-form-wrap {
            background: #fff;
            padding: clamp(30px, 4vw, 50px);
            color: var(--ink);
        }

        .form-grid {
            display: grid;
            gap: 18px;
        }

        .field label {
            display: block;
            font-size: 0.88rem;
            font-weight: 700;
            color: #3f443f;
            margin-bottom: 7px;
        }

        .field input,
        .field select,
        .field textarea {
            width: 100%;
            min-height: 48px;
            border: 1px solid #e8e0d5;
            border-radius: 14px;
            background: #F6F4F0;
            padding: 10px 15px;
            font-size: 0.92rem;
            color: var(--ink);
            transition: border-color .2s, background .2s, box-shadow .2s;
        }

        .field textarea {
            min-height: 100px;
            resize: vertical;
        }

        .field input:focus,
        .field select:focus,
        .field textarea:focus {
            outline: none;
            background: #fff;
            border-color: rgba(233, 123, 34, 0.55);
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.08);
        }

        .field-hint {
            font-size: 0.79rem;
            color: #9b988f;
            margin-top: 4px;
        }

        .form-tip {
            background: #EDF5F1;
            color: #215A4B;
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 0.9rem;
            border: 1px solid #C3DED2;
            margin-top: 14px;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--forest-deep);
            color: var(--on-dark-muted);
        }

        .footer-top-bar {
            height: 4px;
            background: linear-gradient(90deg, #F6A84C, #E97B22, #C9630E);
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.35fr 0.8fr 0.9fr 1fr;
            gap: 40px;
            padding: 62px 0 46px;
        }

        .footer .logo-text {
            color: #F5F1E9;
        }

        .footer .logo-text span {
            color: #8FA89F;
        }

        .footer-brand p {
            color: var(--on-dark-muted);
            font-size: 0.9rem;
            max-width: 320px;
            margin-top: 22px;
        }

        .footer h4 {
            font-size: 0.98rem;
            color: #fff;
            font-weight: 800;
            margin: 8px 0 18px;
        }

        .footer ul {
            display: grid;
            gap: 11px;
            font-size: 0.9rem;
        }

        .footer ul a {
            color: var(--on-dark-muted);
            transition: color .2s, padding-left .2s;
        }

        .footer ul a:hover {
            color: #fff;
            padding-left: 3px;
        }

        .footer-contact li {
            display: flex;
            gap: 8px;
            align-items: flex-start;
            color: var(--on-dark-muted);
            font-size: 0.89rem;
        }

        .footer-contact svg {
            width: 16px;
            height: 16px;
            color: #F6A84C;
            flex: 0 0 auto;
            margin-top: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.86rem;
            color: #95AAA2;
        }

        /* ===== 响应式网格 ===== */
        @media (max-width: 1024px) {
            .focus-card {
                grid-template-columns: 1fr;
            }

            .focus-media {
                height: 330px;
            }

            .horizontal-card {
                grid-template-columns: 1fr;
            }

            .horizontal-img {
                height: 220px;
            }

            .cap-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .scenario-grid,
            .process-wrap {
                grid-template-columns: repeat(2, 1fr);
            }

            .contact-card {
                grid-template-columns: 1fr;
            }

            .footer-main {
                grid-template-columns: repeat(2, 1fr);
                row-gap: 36px;
            }
        }

        @media (max-width: 660px) {
            .section-head-row {
                flex-direction: column;
                align-items: flex-start;
            }

            .focus-content {
                padding: 28px 22px;
            }

            .cap-grid,
            .scenario-grid,
            .process-wrap {
                grid-template-columns: 1fr;
            }

            .process-wrap {
                margin-top: 26px;
            }

            .cap-band {
                padding: 34px 20px;
                border-radius: 24px;
            }

            .contact-left,
            .contact-form-wrap {
                padding: 28px 20px;
            }

            .horizontal-body {
                padding: 22px;
            }

            .footer-main {
                grid-template-columns: 1fr;
                gap: 30px;
                padding-top: 44px;
            }

            .footer-bottom {
                justify-content: center;
            }
        }

/* roulang page: category2 */
:root {
            --brand: #E97B22;
            --brand-strong: #C9630E;
            --brand-grad: linear-gradient(135deg, #F6A84C, #E97B22);
            --brand-soft: #FDF1E3;
            --teal: #1E463F;
            --teal-hover: #2A5E53;
            --deep: #173A34;
            --ink: #20231F;
            --muted: #66706A;
            --line: #E9E2D8;
            --canvas: #F7F5F1;
            --white: #FFFFFF;
            --on-dark: #F5F1E9;
            --on-dark-weak: #BFD1C9;
            --r-lg: 1.25rem;
            --r-xl: 1.75rem;
            --shadow-sm: 0 4px 16px rgba(40, 35, 20, 0.06);
            --shadow-lg: 0 18px 44px rgba(40, 35, 20, 0.12);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 1rem;
            line-height: 1.8;
            background-color: var(--canvas);
            color: var(--ink);
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        figure,
        blockquote,
        dl,
        dd {
            margin: 0;
        }

        img {
            max-width: 100%;
            display: block;
            height: auto;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
        }

        button {
            cursor: pointer;
        }

        img,
        a,
        button,
        input,
        select,
        textarea {
            -webkit-tap-highlight-color: transparent;
        }

        :focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
            border-radius: 6px;
        }

        .container-xl {
            width: 100%;
            max-width: 1260px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-sm {
            width: 100%;
            max-width: 960px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, .96);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 4px 18px rgba(40, 35, 20, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 76px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex: none;
            border-radius: 12px;
        }

        .logo-mark {
            width: 46px;
            height: 46px;
            border-radius: 14px;
            background: linear-gradient(135deg, #F6A84C, #E97B22);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 20px rgba(233, 123, 34, 0.22);
            flex: none;
        }

        .logo-mark svg {
            width: 26px;
            height: 26px;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.3;
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: -0.02em;
        }

        .logo-text span {
            font-size: .75rem;
            font-weight: 500;
            color: var(--muted);
            letter-spacing: .08em;
        }

        .nav-search {
            flex: 1;
            max-width: 560px;
            display: flex;
            align-items: center;
            background: #F2F0EB;
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 4px 4px 4px 18px;
            height: 50px;
            transition: border-color .2s, background .2s, box-shadow .2s;
        }

        .nav-search:focus-within {
            background: #fff;
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(233, 123, 34, .13);
        }

        .nav-search svg {
            flex: none;
            width: 20px;
            height: 20px;
            color: #8C8A85;
            margin-right: 10px;
            pointer-events: none;
        }

        .nav-search input {
            flex: 1;
            min-width: 0;
            border: 0;
            outline: none;
            background: transparent;
            font-size: .9375rem;
            color: var(--ink);
        }

        .nav-search input::placeholder {
            color: #9A9892;
        }

        .nav-search button {
            flex: none;
            height: 42px;
            border-radius: 999px;
            border: 0;
            padding: 0 22px;
            background: var(--brand-grad);
            color: #fff;
            font-weight: 600;
            font-size: .9375rem;
            transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
        }

        .nav-search button:hover {
            filter: brightness(.96);
            box-shadow: 0 8px 20px rgba(233, 123, 34, .24);
            transform: translateY(-1px);
        }

        .nav-search button:active {
            transform: translateY(0);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex: none;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 24px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .95rem;
            border: 1px solid transparent;
            transition: filter .2s, background .2s, box-shadow .2s, transform .2s, border-color .2s;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--brand-grad);
            color: #fff;
            box-shadow: 0 8px 22px rgba(233, 123, 34, .18);
        }

        .btn-primary:hover {
            filter: brightness(.96);
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(233, 123, 34, .25);
        }

        .btn-outline {
            background: #fff;
            border-color: #D9D2C6;
            color: var(--ink);
        }

        .btn-outline:hover {
            border-color: var(--brand);
            color: var(--brand);
        }

        .btn-sm {
            height: 42px;
            padding: 0 18px;
            font-size: .9rem;
        }

        .nav-toggle {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: #fff;
            display: none;
            align-items: center;
            justify-content: center;
            color: var(--ink);
        }

        .nav-toggle svg {
            width: 23px;
            height: 23px;
        }

        .site-nav {
            border-top: 1px solid rgba(233, 226, 216, .7);
            background: #fff;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            overflow-x: auto;
            min-height: 54px;
            scrollbar-width: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            flex: none;
            padding: 8px 18px;
            font-weight: 600;
            color: var(--muted);
            border-radius: 999px;
            font-size: .95rem;
            position: relative;
            transition: color .2s, background .2s;
        }

        .nav-link:hover {
            color: var(--brand);
            background: var(--brand-soft);
        }

        .nav-link.is-active {
            color: var(--ink);
        }

        .nav-link.is-active::after {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 99px;
            margin: 0 auto;
            background: var(--brand);
        }

        .mobile-nav-cta {
            display: none;
        }

        @media (max-width: 992px) {
            .header {
                position: relative;
            }

            .header-inner {
                height: auto;
                flex-wrap: wrap;
                padding-top: 14px;
                padding-bottom: 12px;
                gap: 12px;
            }

            .nav-search {
                flex-basis: 100%;
                max-width: 100%;
                order: 3;
                margin-top: 2px;
            }

            .header-right {
                margin-left: auto;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .site-nav {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 20px 40px rgba(40, 35, 20, .08);
                max-height: 0;
                overflow: hidden;
                transition: max-height .32s ease, opacity .2s ease;
                opacity: 0;
                z-index: -1;
            }

            .site-nav.show {
                max-height: 420px;
                opacity: 1;
                z-index: 59;
            }

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px;
                overflow: visible;
            }

            .nav-link {
                display: flex;
                justify-content: space-between;
                align-items: center;
                min-height: 48px;
                border-radius: 12px;
                padding: 0 14px;
                color: var(--ink);
            }

            .nav-link::after {
                content: "→";
                display: inline-block;
                margin-left: auto;
                opacity: .4;
            }

            .nav-link.is-active {
                background: var(--brand-soft);
                color: var(--brand-strong);
            }

            .nav-link.is-active::after {
                width: auto;
                height: auto;
                margin: 0;
            }

            .mobile-nav-cta {
                margin-top: 6px;
                display: block;
                padding-top: 10px;
                border-top: 1px solid var(--line);
            }

            .mobile-nav-cta .btn {
                width: 100%;
            }
        }

        @media (max-width: 576px) {
            .header-desktop-cta {
                display: none;
            }

            .logo-text {
                font-size: .94rem;
            }

            .nav-search button {
                padding: 0 16px;
            }
        }

        .cat-hero {
            position: relative;
            padding: 64px 0 72px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-position: center;
            background-size: cover;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .cat-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(23, 58, 52, .92) 20%, rgba(23, 58, 52, .42) 85%), linear-gradient(180deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, 0));
        }

        .cat-hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
            color: #fff;
        }

        .breadcrumb {
            display: inline-flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            font-size: .85rem;
            color: #C7D5CF;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 22px;
        }

        .breadcrumb a {
            color: #F3E2C5;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .cat-hero h1 {
            font-size: clamp(2.2rem, 4.4vw, 3.2rem);
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .cat-hero p {
            margin: 16px auto 0;
            max-width: 720px;
            color: #E3EBE7;
            font-size: 1.02rem;
        }

        .section {
            padding: 90px 0;
        }

        .section-alt {
            background: #FDFBF8;
        }

        .section-head {
            margin-bottom: 52px;
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 28px;
        }

        .eyebrow {
            display: inline-block;
            font-size: .82rem;
            font-weight: 600;
            letter-spacing: .14em;
            color: var(--brand);
            margin-bottom: 10px;
        }

        .section-head h2 {
            font-size: clamp(1.75rem, 3.2vw, 2.25rem);
            line-height: 1.3;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink);
        }

        .section-desc {
            max-width: 760px;
            color: var(--muted);
            margin-top: 12px;
            font-size: .98rem;
        }

        .bento-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .bento-item {
            background: var(--white);
            border: 1px solid rgba(220, 210, 195, .65);
            border-radius: var(--r-xl);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .bento-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .bento-lead {
            background: linear-gradient(135deg, #173A34, #1E463F);
            border: 0;
            color: var(--on-dark);
            grid-row: span 2;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .bento-lead h3 {
            font-size: 1.55rem;
            color: #fff;
            font-weight: 800;
        }

        .bento-lead h3 em {
            font-style: normal;
            background: linear-gradient(90deg, #F6C17B, #F0A15A);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .bento-lead p {
            color: var(--on-dark-weak);
            font-size: .98rem;
            margin-top: 14px;
        }

        .bento-list {
            list-style: none;
            padding: 0;
            margin: 26px 0 0;
        }

        .bento-list li {
            position: relative;
            padding-left: 26px;
            margin-top: 12px;
            color: #DCE8E2;
        }

        .bento-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 9px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            border: 2px solid rgba(246, 168, 76, .7);
            background: transparent;
        }

        .bento-item .item-index {
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #c9c2b6;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .item-num {
            font-size: 1rem;
            color: var(--brand);
        }

        .item-icon {
            width: 46px;
            height: 46px;
            border-radius: 14px;
            background: #F8F5F0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #CDCDB5;
            flex: none;
        }

        .bento-item:nth-child(odd):not(.bento-lead) .item-icon {
            background: #F7EFE4;
            color: var(--brand);
        }

        .bento-item .item-icon svg {
            width: 24px;
            height: 24px;
        }

        .bento-item h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--ink);
            margin: 8px 0 8px;
        }

        .bento-item p {
            color: var(--muted);
            font-size: .92rem;
            line-height: 1.75;
        }

        .bento-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 16px;
            font-size: .9rem;
            color: var(--brand-strong);
            font-weight: 600;
        }

        .bento-link svg {
            width: 17px;
            height: 17px;
        }

        .bento-img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            border-radius: 16px;
            margin-bottom: 14px;
        }

        .bento-extra {
            grid-column: span 2;
        }

        @media (max-width: 992px) {
            .bento-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .bento-lead {
                grid-column: span 2;
                grid-row: auto;
            }

            .bento-extra {
                grid-column: span 2;
            }
        }

        @media (max-width: 640px) {
            .section {
                padding: 60px 0;
            }

            .section-head {
                margin-bottom: 34px;
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .bento-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .bento-lead,
            .bento-extra {
                grid-column: auto;
            }

            .bento-extra {
                grid-row: auto;
            }
        }

        .two-col-feature {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: stretch;
        }

        .feature-card {
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(220, 210, 195, .6);
            border-radius: var(--r-xl);
            background: #fff;
            overflow: hidden;
        }

        .feature-thumb {
            width: 100%;
            height: 230px;
            overflow: hidden;
        }

        .feature-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .feature-card:hover .feature-thumb img {
            transform: scale(1.04);
        }

        .feature-body {
            padding: 28px;
        }

        .feature-body h3 {
            font-size: 1.24rem;
            font-weight: 700;
        }

        .feature-body p {
            color: var(--muted);
            font-size: .95rem;
            margin-top: 10px;
        }

        .feature-check {
            list-style: none;
            padding: 0;
            margin: 18px 0 0;
            display: grid;
            gap: 10px;
        }

        .feature-check li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: .93rem;
            color: var(--ink);
        }

        .feature-check svg {
            flex: none;
            margin-top: 4px;
            width: 19px;
            height: 19px;
            color: var(--brand);
        }

        @media (max-width: 768px) {
            .two-col-feature {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .timeline-section {
            background: var(--deep);
            position: relative;
            overflow: hidden;
        }

        .timeline-section::before {
            content: "";
            position: absolute;
            width: 460px;
            height: 460px;
            right: -160px;
            top: -160px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(246, 168, 76, .12), transparent 65%);
        }

        .timeline-wrapper {
            position: relative;
            z-index: 1;
            color: #fff;
        }

        .timeline-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-top: 44px;
        }

        .timeline-item {
            position: relative;
            border: 1px solid rgba(255, 255, 255, .08);
            background: rgba(255, 255, 255, .04);
            border-radius: 1.5rem;
            padding: 26px;
            backdrop-filter: blur(4px);
        }

        .timeline-step {
            display: inline-flex;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            border: 1px solid rgba(246, 168, 76, .55);
            background: rgba(246, 168, 76, .12);
            color: #F6B568;
            font-weight: 800;
        }

        .timeline-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-top: 18px;
            color: #fff;
        }

        .timeline-item p {
            color: var(--on-dark-weak);
            font-size: .92rem;
            margin-top: 8px;
        }

        .timeline-item::after {
            content: "";
            position: absolute;
            right: -26px;
            top: 42px;
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, rgba(246, 168, 76, .72), transparent);
        }

        .timeline-item:last-child::after {
            display: none;
        }

        @media (max-width: 900px) {
            .timeline-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }

            .timeline-item::after {
                display: none;
            }
        }

        @media (max-width: 540px) {
            .timeline-grid {
                grid-template-columns: 1fr;
            }
        }

        .case-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .case-row {
            display: grid;
            grid-template-columns: 290px 1fr;
            align-items: stretch;
            background: #fff;
            border: 1px solid rgba(220, 210, 195, .6);
            border-radius: var(--r-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s ease, transform .3s ease;
        }

        .case-row:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .case-row-img {
            min-height: 210px;
            overflow: hidden;
        }

        .case-row-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .case-row:hover .case-row-img img {
            transform: scale(1.03);
        }

        .case-row-content {
            padding: 26px 30px;
        }

        .case-row-content .cat-tag {
            display: inline-flex;
            font-size: .74rem;
            padding: 4px 12px;
            border-radius: 99px;
            background: var(--brand-soft);
            color: var(--brand-strong);
            font-weight: 600;
        }

        .case-row-content h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-top: 10px;
        }

        .case-row-content p {
            color: var(--muted);
            font-size: .95rem;
            margin-top: 8px;
        }

        .case-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 14px;
            color: var(--muted);
            font-size: .86rem;
        }

        .case-meta svg {
            width: 17px;
            height: 17px;
        }

        @media (max-width: 760px) {
            .case-row {
                grid-template-columns: 1fr;
            }

            .case-row-img {
                min-height: 190px;
            }
        }

        .faq {
            display: grid;
            gap: 14px;
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px;
            padding: 20px 24px;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            border: 0;
            background: transparent;
            text-align: left;
            color: var(--ink);
            font-size: 1.05rem;
            font-weight: 700;
            border-radius: 10px;
            padding: 4px 0;
        }

        .faq-question span:last-child {
            font-size: 1.4rem;
            font-weight: 300;
            color: var(--brand);
            transition: transform .3s;
            line-height: 1;
        }

        .faq-item.open .faq-question span:last-child {
            transform: rotate(45deg);
        }

        .faq-item.open .faq-question {
            color: var(--brand);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
            color: var(--muted);
            font-size: .95rem;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 600px;
            padding-top: 12px;
        }

        .cta-wrap {
            background: var(--deep);
            border-radius: 2rem;
            overflow: hidden;
            box-shadow: 0 30px 70px rgba(23, 58, 52, .3);
            position: relative;
            margin-top: 90px;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1.05fr .95fr;
        }

        .cta-info {
            padding: 54px 58px;
            color: #fff;
        }

        .cta-info h2 {
            font-size: clamp(1.8rem, 3.2vw, 2.5rem);
            line-height: 1.3;
            font-weight: 800 !important;
            color: #fff;
        }

        .cta-info p {
            color: var(--on-dark-weak);
            margin-top: 16px;
            max-width: 440px;
        }

        .cta-phone {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            margin-top: 34px;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .16);
            padding: 16px 24px;
            border-radius: 18px;
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            transition: background .2s, border-color .2s, transform .2s;
        }

        .cta-phone svg {
            width: 23px;
            height: 23px;
            color: #F6B568;
        }

        .cta-phone:hover {
            background: rgba(246, 181, 104, .18);
            border-color: rgba(246, 181, 104, .4);
            transform: translateY(-2px);
        }

        .contact-form-card {
            background: #fff;
            border-radius: 22px;
            padding: 36px;
            margin: 32px 32px 32px 0;
            box-shadow: 0 20px 40px rgba(0, 0, 0, .14);
        }

        .contact-form-card h3 {
            font-size: 1.3rem;
            font-weight: 800;
        }

        .contact-form-card .form-tip {
            color: var(--muted);
            font-size: .88rem;
            margin: 6px 0 22px;
        }

        .field {
            margin-top: 14px;
        }

        .field label {
            display: block;
            font-size: .84rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 5px;
        }

        .field input,
        .field select,
        .field textarea {
            width: 100%;
            height: 48px;
            border: 1px solid #E4DDD3;
            background: #F6F4F0;
            border-radius: 14px;
            padding: 0 14px;
            color: var(--ink);
            outline: none;
            transition: background .2s, border .2s, box-shadow .2s;
            font-size: .93rem;
        }

        .field textarea {
            height: 108px;
            padding: 12px 14px;
            resize: vertical;
        }

        .field input:focus,
        .field select:focus,
        .field textarea:focus {
            background: #fff;
            border-color: #E1A36A;
            box-shadow: 0 0 0 3px rgba(233, 123, 34, .1);
        }

        .contact-submit {
            margin-top: 22px;
            width: 100%;
        }

        @media (max-width: 992px) {
            .cta-grid {
                grid-template-columns: 1fr;
            }

            .cta-info {
                padding: 40px;
            }

            .contact-form-card {
                margin: 0 24px 24px;
            }
        }

        @media (max-width: 640px) {
            .cta-info {
                padding: 28px 22px;
            }

            .contact-form-card {
                padding: 26px 20px;
                margin: 0 16px 16px;
            }
        }

        .jump-links {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 1.6rem;
            padding: 30px 34px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            margin-top: 70px;
        }

        .jump-links h2 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--ink);
            margin-bottom: 4px;
        }

        .jump-links p {
            color: var(--muted);
            font-size: .9rem;
        }

        .jump-link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .jump-link-list a {
            display: inline-flex;
            align-items: center;
            background: var(--canvas);
            border: 1px solid var(--line);
            border-radius: 999px;
            padding: 6px 18px;
            color: var(--ink);
            font-size: .9rem;
            font-weight: 600;
            transition: background .2s, color .2s, border-color .2s, transform .2s;
        }

        .jump-link-list a:hover {
            background: var(--brand-soft);
            color: var(--brand-strong);
            border-color: rgba(233, 123, 34, .35);
            transform: translateY(-1px);
        }

        /* Footer */
        .footer {
            background: #173A34;
            color: #F5F1E9;
            margin-top: 100px;
        }

        .footer-top-bar {
            height: 4px;
            background: linear-gradient(90deg, #F6A84C, #E97B22, #F1B370);
        }

        .footer .container-xl {
            padding-top: 72px;
            padding-bottom: 40px;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.7fr 1fr 1fr 1.1fr;
            gap: 48px;
        }

        .footer-brand .logo .logo-text {
            color: #fff;
        }

        .footer-brand .logo .logo-text span {
            color: #A8C1B7;
        }

        .footer-brand .footer-logo .logo-text {
            color: #fff;
        }

        .footer-brand p {
            max-width: 300px;
            color: #B7CAC3;
            font-size: .95rem;
            margin-top: 16px;
        }

        .footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer ul li+li {
            margin-top: 12px;
        }

        .footer ul a {
            color: #B7CAC3;
            font-size: .94rem;
            transition: color .2s, padding-left .2s;
        }

        .footer ul a:hover {
            color: #F6B568;
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            gap: 10px;
            align-items: center;
            color: #B7CAC3;
            font-size: .94rem;
        }

        .footer-contact svg {
            width: 18px;
            height: 18px;
            color: #F6B568;
            flex: none;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            margin-top: 48px;
            padding-top: 26px;
            font-size: .84rem;
            color: #9DB3AB;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .footer-bottom .domain {
            font-weight: 600;
            color: #C4D5CE;
        }

        @media (max-width: 1024px) {
            .footer-main {
                grid-template-columns: 1fr 1fr;
                gap: 44px;
            }
        }

        @media (max-width: 680px) {
            .footer-main {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .footer .container-xl {
                padding-top: 50px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 768px) {
            .container-xl {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

/* roulang page: category3 */
:root {
            --brand: #E97B22;
            --brand-deep: #C9630E;
            --brand-light: #FDF1E3;
            --brand-gradient: linear-gradient(135deg, #F6A84C, #E97B22);
            --pine: #1E463F;
            --pine-deep: #173A34;
            --pine-deeper: #102B26;
            --ink: #20231F;
            --muted: #66706A;
            --line: #E9E2D8;
            --card: #FFFFFF;
            --bg: #F7F5F1;
            --dark-text: #F5F1E9;
            --dark-muted: #BFD1C9;
            --shadow-card: 0 10px 30px rgba(40, 35, 20, 0.07);
            --shadow-hover: 0 18px 44px rgba(40, 35, 20, 0.12);
            --radius: 1.25rem;
            --radius-lg: 1.75rem;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--ink);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            line-height: 1.8;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        ul,
        ol,
        figure,
        blockquote,
        dl,
        dd {
            margin: 0;
        }

        ul {
            padding: 0;
            list-style: none;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

        button {
            cursor: pointer;
            border: 0;
            background: none;
        }

        input[type="search"]::-webkit-search-decoration,
        input[type="search"]::-webkit-search-cancel-button {
            -webkit-appearance: none;
        }

        :focus-visible {
            outline: 2px solid #E97B22;
            outline-offset: 3px;
            border-radius: 6px;
        }

        .container-xl {
            width: 100%;
            max-width: 1280px;
            margin-inline: auto;
            padding-inline: 24px;
        }

        .section {
            padding: 96px 0;
            position: relative;
        }

        .section-sm {
            padding: 68px 0;
        }

        .section-bg-white {
            background: #fff;
        }

        .section-bg-soft {
            background: var(--bg);
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--brand);
            margin-bottom: 14px;
        }

        .eyebrow::before {
            content: "";
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-gradient);
            display: inline-block;
        }

        .section-head {
            max-width: 800px;
            margin-bottom: 48px;
        }

        .section-head.center {
            max-width: 760px;
            margin-inline: auto;
            text-align: center;
        }

        .section-title {
            font-size: clamp(2rem, 4vw, 2.25rem);
            line-height: 1.25;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: -0.02em;
        }

        .section-sub {
            margin-top: 14px;
            color: var(--muted);
            font-size: 1rem;
            line-height: 1.8;
        }

        /* ---------- 按钮 ---------- */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.9375rem;
            line-height: 1;
            transition: transform 0.22s ease, box-shadow 0.22s ease, background-color 0.22s ease, border-color 0.22s ease, color 0.22s ease;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: 0 8px 22px rgba(233, 123, 34, 0.26);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            background: linear-gradient(135deg, #F5A040, #D76F1A);
            box-shadow: 0 14px 30px rgba(233, 123, 34, 0.32);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 6px 16px rgba(233, 123, 34, 0.22);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.6);
            border-color: rgba(255, 255, 255, 0.5);
            color: var(--dark-text);
        }

        .btn-secondary:hover {
            background: #fff;
            color: var(--pine-deep);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-secondary-dark {
            background: transparent;
            border-color: var(--line);
            color: var(--ink);
        }

        .btn-secondary-dark:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: var(--brand-light);
        }

        .btn-sm {
            height: 42px;
            padding: 0 18px;
            font-size: 0.875rem;
        }

        /* ---------- 顶部导航 ---------- */
        .header {
            position: sticky;
            top: 0;
            z-index: 900;
            background: rgba(255, 255, 255, 0.95);
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(230, 224, 213, 0.8);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 28px;
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            flex: 0 0 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: var(--brand-gradient);
            box-shadow: 0 8px 18px rgba(233, 123, 34, 0.24);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.01em;
            color: var(--pine-deep);
            white-space: nowrap;
        }

        .logo-text > span {
            font-size: 0.72rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--muted);
            margin-top: 3px;
        }

        .nav-search {
            flex: 1;
            max-width: 640px;
            height: 50px;
            margin-inline: auto;
            padding: 5px 5px 5px 16px;
            display: flex;
            align-items: center;
            gap: 4px;
            background: #F2F0EB;
            border: 1px solid transparent;
            border-radius: 999px;
            transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .nav-search:focus-within {
            background: #fff;
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.12);
        }

        .nav-search>svg {
            width: 18px;
            height: 18px;
            color: var(--muted);
            flex-shrink: 0;
        }

        .nav-search input {
            flex: 1;
            min-width: 0;
            height: 100%;
            border: 0;
            background: transparent;
            color: var(--ink);
            outline: none;
            padding: 0 6px;
        }

        .nav-search input::placeholder {
            color: #8A918B;
        }

        .nav-search button {
            height: 38px;
            padding: 0 20px;
            border-radius: 999px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            font-size: 0.875rem;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            flex-shrink: 0;
        }

        .nav-search button:hover {
            transform: translateY(-1px);
            box-shadow: 0 8px 18px rgba(233, 123, 34, 0.25);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-toggle {
            width: 44px;
            height: 44px;
            display: none;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: #fff;
            color: var(--pine-deep);
        }

        .nav-toggle svg {
            width: 20px;
            height: 20px;
        }

        .site-nav {
            border-top: 1px solid rgba(233, 226, 216, 0.7);
            background: rgba(255, 255, 255, 0.92);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 34px;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .nav-links::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            position: relative;
            height: 56px;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--ink);
            white-space: nowrap;
            transition: color 0.2s ease;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 10px;
            height: 3px;
            width: 0;
            margin-inline: auto;
            border-radius: 4px;
            background: var(--brand-gradient);
            opacity: 0;
            transition: width 0.22s ease, opacity 0.22s ease;
        }

        .nav-link:hover {
            color: var(--brand);
        }

        .nav-link.is-active {
            color: var(--pine-deep);
            font-weight: 700;
        }

        .nav-link.is-active::after {
            width: 24px;
            opacity: 1;
        }

        /* ---------- 分类页页头 ---------- */
        .page-hero {
            position: relative;
            overflow: hidden;
            background: var(--pine-deep);
            color: var(--dark-text);
            padding: 76px 0 84px;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(16, 43, 38, 0.94) 0%, rgba(30, 70, 63, 0.86) 44%, rgba(23, 58, 52, 0.6) 100%);
        }

        .page-hero-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
        }

        .page-hero-content,
        .page-hero-visual {
            position: relative;
            z-index: 2;
        }

        .page-hero .eyebrow {
            color: #F6B87A;
        }

        .page-hero h1 {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            line-height: 1.12;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin: 8px 0 22px;
        }

        .page-hero-sub {
            color: var(--dark-muted);
            max-width: 600px;
            font-size: 1.0625rem;
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 34px;
        }

        .page-hero-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 30px 70px rgba(0, 0, 0, 0.28);
            transform: rotate(1deg);
        }

        .page-hero-visual img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .breadcrumb {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.8125rem;
            color: var(--dark-muted);
            margin-bottom: 24px;
        }

        .breadcrumb a {
            color: rgba(245, 241, 233, 0.68);
            transition: color 0.2s ease;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb span {
            color: #F6B87A;
        }

        /* ---------- 竖型分组列表 ---------- */
        .digest-wrap {
            margin-top: 10px;
        }

        .digest-group {
            background: #fff;
            border: 1px solid rgba(220, 210, 195, 0.6);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s ease;
        }

        .digest-group+.digest-group {
            margin-top: 24px;
        }

        .digest-group:hover {
            box-shadow: var(--shadow-hover);
        }

        .digest-group-head {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 18px;
            padding-bottom: 18px;
            border-bottom: 1px solid var(--line);
        }

        .digest-group-title {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--ink);
        }

        .digest-group-note {
            color: var(--muted);
            font-size: 0.875rem;
            max-width: 420px;
            margin-top: 4px;
        }

        .digest-list {
            margin-top: 6px;
        }

        .digest-line {
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: 26px;
            padding: 26px 6px;
            border-bottom: 1px solid rgba(233, 226, 216, 0.7);
            transition: background 0.2s ease;
        }

        .digest-line:last-child {
            border-bottom: 0;
            padding-bottom: 4px;
        }

        .digest-meta {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .digest-cat {
            display: inline-flex;
            width: fit-content;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            color: var(--brand);
            background: var(--brand-light);
        }

        .digest-status {
            font-size: 0.8125rem;
            color: var(--muted);
        }

        .digest-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.55;
            transition: color 0.2s ease;
        }

        .digest-text {
            color: var(--muted);
            font-size: 0.9375rem;
            margin-top: 8px;
            line-height: 1.85;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 14px;
        }

        .tag-item {
            display: inline-block;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 999px;
            border: 1px solid rgba(220, 210, 195, 0.8);
            background: #FBF9F5;
            color: #66706A;
            line-height: 1.5;
            transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
        }

        .tag-item:hover {
            background: var(--brand-light);
            border-color: var(--brand);
            color: var(--brand);
        }

        /* ---------- 特色卡 ---------- */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }

        .feature-card {
            background: #fff;
            border: 1px solid rgba(220, 210, 195, 0.6);
            border-radius: var(--radius);
            padding: 28px 22px;
            box-shadow: var(--shadow-card);
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(233, 123, 34, 0.28);
        }

        .feature-icon {
            width: 46px;
            height: 46px;
            border-radius: 15px;
            background: var(--brand-light);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }

        .feature-icon svg {
            width: 22px;
            height: 22px;
        }

        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ink);
        }

        .feature-card p {
            margin-top: 8px;
            color: var(--muted);
            font-size: 0.875rem;
            line-height: 1.8;
        }

        /* ---------- 适用人群 / 场景 ---------- */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .audience-card {
            padding: 32px 26px;
            border-radius: var(--radius);
            background: var(--card);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .audience-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 4px;
            height: 100%;
            background: var(--brand-gradient);
        }

        .audience-index {
            font-size: 0.8125rem;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: 0.08em;
        }

        .audience-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--ink);
            margin-top: 10px;
        }

        .audience-card p {
            margin-top: 10px;
            color: var(--muted);
            font-size: 0.9375rem;
        }

        /* ---------- 分类互跳 ---------- */
        .browse-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .browse-card:hover {
            transform: translateY(-4px);
            border-color: rgba(233, 123, 34, 0.28);
            box-shadow: var(--shadow-hover);
        }

        .browse-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--ink);
            margin-top: 16px;
        }

        .browse-card p {
            flex: 1;
            color: var(--muted);
            font-size: 0.9rem;
            margin-top: 10px;
        }

        .browse-card span.link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 18px;
            color: var(--brand);
            font-weight: 600;
            font-size: 0.875rem;
            transition: gap 0.2s ease;
        }

        .browse-card:hover span.link-arrow {
            gap: 10px;
        }

        .browse-media {
            width: 58px;
            height: 58px;
            border-radius: 16px;
            object-fit: cover;
        }

        /* ---------- FAQ ---------- */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 1rem;
            overflow: hidden;
            box-shadow: 0 4px 14px rgba(40, 35, 20, 0.03);
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .faq-item.is-open {
            border-color: rgba(233, 123, 34, 0.28);
            box-shadow: var(--shadow-card);
        }

        .faq-toggle {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 20px 24px;
            background: transparent;
            text-align: left;
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--ink);
            transition: color 0.2s ease;
        }

        .faq-icon {
            flex: 0 0 auto;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
            font-size: 1.25rem;
            line-height: 1;
        }

        .faq-item.is-open .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-light);
            border-color: var(--brand);
        }

        .faq-item.is-open .faq-toggle {
            color: var(--brand);
        }

        .faq-body {
            display: none;
            padding: 0 24px 22px;
            color: var(--muted);
            font-size: 0.9375rem;
            line-height: 1.85;
        }

        .faq-item.is-open .faq-body {
            display: block;
        }

        /* ---------- 联系表单 ---------- */
        .contact-section {
            background: var(--pine-deep);
            color: var(--dark-text);
            position: relative;
            overflow: hidden;
        }

        .contact-section::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(246, 168, 76, 0.14);
            top: -120px;
            right: -80px;
            filter: blur(20px);
        }

        .contact-copy {
            position: relative;
            z-index: 2;
        }

        .contact-copy .section-title {
            color: #fff;
        }

        .contact-copy .section-sub {
            color: var(--dark-muted);
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 18px;
            font-size: 0.95rem;
            color: var(--dark-muted);
        }

        .contact-item svg {
            width: 20px;
            height: 20px;
            color: #F6B87A;
            flex-shrink: 0;
        }

        .contact-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px;
            color: var(--ink);
            box-shadow: 0 30px 70px rgba(0, 0, 0, 0.22);
            position: relative;
            z-index: 2;
        }

        .form-label {
            display: block;
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
        }

        .form-field {
            width: 100%;
            height: 48px;
            padding: 0 14px;
            border: 1px solid transparent;
            border-radius: 14px;
            background: #F6F4F0;
            color: var(--ink);
            outline: none;
            transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
        }

        textarea.form-field {
            height: auto;
            min-height: 112px;
            padding: 14px;
            resize: vertical;
        }

        .form-field:focus {
            background: #fff;
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.1);
        }

        .form-field::placeholder {
            color: #A9A59D;
        }

        select.form-field {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%2366706A' stroke-width='2' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
        }

        /* ---------- 页脚 ---------- */
        .footer {
            background: var(--pine-deep);
            color: var(--dark-muted);
        }

        .footer-top-bar {
            height: 3px;
            background: var(--brand-gradient);
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
            gap: 44px;
            padding: 72px 0 48px;
        }

        .footer-logo .logo-text {
            color: #fff;
        }

        .footer-logo .logo-text>span {
            color: var(--dark-muted);
        }

        .footer-brand p {
            margin-top: 18px;
            max-width: 380px;
            font-size: 0.875rem;
            line-height: 1.85;
            color: var(--dark-muted);
        }

        .footer h4 {
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer ul li+li {
            margin-top: 12px;
        }

        .footer ul a {
            color: var(--dark-muted);
            font-size: 0.875rem;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer ul a:hover {
            color: #F6B87A;
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--dark-muted);
            line-height: 1.7;
        }

        .footer-contact svg {
            width: 18px;
            height: 18px;
            flex-shrink: 0;
            color: #F6B87A;
            margin-top: 3px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(245, 241, 233, 0.12);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding-top: 22px;
            padding-bottom: 26px;
            font-size: 0.8125rem;
            color: rgba(191, 209, 201, 0.72);
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(191, 209, 201, 0.8);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ---------- Toast ---------- */
        .toast-message {
            position: fixed;
            bottom: 28px;
            left: 50%;
            transform: translateX(-50%) translateY(20px);
            background: var(--pine-deep);
            color: #fff;
            padding: 12px 22px;
            border-radius: 14px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
            font-size: 0.875rem;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease, transform 0.3s ease;
            z-index: 1200;
        }

        .toast-message.show {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }

        /* ---------- 响应式 ---------- */
        @media (max-width: 1100px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .digest-line {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .digest-meta {
                flex-direction: row;
                align-items: center;
                justify-content: space-between;
            }

            .footer-main {
                grid-template-columns: 1.4fr 1fr 1fr;
                gap: 36px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 1023px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 12px;
            }

            .logo {
                margin-right: auto;
            }

            .header-right {
                margin-left: auto;
            }

            .nav-search {
                order: 3;
                flex: 1 0 100%;
                max-width: 100%;
                margin: 2px 0 0;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .site-nav {
                display: none;
            }

            .site-nav.is-open {
                display: block;
                border-top: 1px solid var(--line);
            }

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                padding: 4px 0 16px;
                gap: 2px;
            }

            .nav-link {
                height: auto;
                padding: 12px 8px;
                border-bottom: 1px solid rgba(233, 226, 216, 0.8);
            }

            .nav-link::after {
                display: none;
            }

            .nav-link.is-active {
                color: var(--brand);
            }

            .section {
                padding: 72px 0;
            }

            .audience-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 60px 0;
            }

            .section-head {
                margin-bottom: 34px;
            }

            .page-hero {
                padding: 56px 0 64px;
            }

            .page-hero-visual {
                margin-top: 30px;
            }

            .page-hero-visual img {
                height: 230px;
            }

            .feature-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .digest-group {
                padding: 20px 16px;
            }

            .digest-group-head {
                flex-direction: column;
            }

            .digest-line {
                padding: 22px 0;
            }

            .footer-main {
                grid-template-columns: 1fr;
                gap: 34px;
                padding-top: 48px;
            }

            .footer-brand {
                grid-column: auto;
            }

            .contact-card {
                padding: 24px 18px;
            }

            .container-xl {
                padding-inline: 16px;
            }
        }

        @media (max-width: 520px) {
            .logo-mark {
                width: 38px;
                height: 38px;
                flex-basis: 38px;
                border-radius: 12px;
            }

            .logo-text {
                font-size: 1rem;
            }

            .logo-text > span {
                font-size: 0.68rem;
            }

            .header-desktop-cta {
                display: none;
            }

            .btn {
                height: 44px;
                padding: 0 20px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .footer-bottom {
                flex-direction: column;
                justify-content: center;
                text-align: center;
            }
        }

/* roulang page: category4 */
:root {
            --color-brand: #E97B22;
            --color-brand-dark: #C9630E;
            --color-gold: #F6A84C;
            --color-deep: #1F4A42;
            --color-deep-hover: #2A5E53;
            --color-darkest: #173A34;
            --color-bg: #F7F5F1;
            --color-card: #FFFFFF;
            --color-ink: #20231F;
            --color-muted: #66706A;
            --color-line: #E9E2D8;
            --brand-grad: linear-gradient(135deg, #F6A84C, #E97B22);
            --radius-card: 1.25rem;
            --radius-large: 1.75rem;
            --radius-xlarge: 2rem;
            --shadow-soft: 0 10px 30px rgba(40, 35, 20, 0.07);
            --shadow-lift: 0 18px 44px rgba(40, 35, 20, 0.12);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--color-bg);
            color: var(--color-ink);
            font-size: 16px;
            line-height: 1.75;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
        }
        .container-xl {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .container-narrow {
            max-width: 880px;
            margin: 0 auto;
        }

        /* header */
        .header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(233, 226, 216, 0.8);
        }
        .header-inner {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding-top: 0.75rem;
            padding-bottom: 0.75rem;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: linear-gradient(145deg, #1E463F, #2A5E53);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 18px rgba(30, 70, 63, 0.18);
            flex-shrink: 0;
        }
        .logo-mark svg {
            width: 26px;
            height: 26px;
            display: block;
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-weight: 800;
            font-size: 1.25rem;
            letter-spacing: -0.01em;
            color: #20231F;
        }
        .logo-text span {
            font-size: 0.75rem;
            font-weight: 500;
            color: #66706A;
            letter-spacing: 0.04em;
        }
        .nav-search {
            flex: 1 1 420px;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            background: #F2F0EB;
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 0.2rem 0.2rem 0.2rem 1rem;
            height: 48px;
            min-width: 0;
            transition: all .2s ease;
        }
        .nav-search:focus-within {
            background: #fff;
            border-color: #E97B22;
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.12);
        }
        .nav-search svg {
            width: 20px;
            height: 20px;
            color: #8d948e;
            flex-shrink: 0;
        }
        .nav-search input {
            border: 0;
            outline: none;
            background: transparent;
            flex: 1;
            font-size: 0.9375rem;
            color: #20231F;
            min-width: 0;
        }
        .nav-search input::placeholder {
            color: #8d948e;
        }
        .nav-search button {
            background: var(--brand-grad);
            border: 0;
            color: #fff;
            height: 38px;
            padding: 0 1.1rem;
            border-radius: 999px;
            font-size: 0.875rem;
            font-weight: 600;
            cursor: pointer;
            flex-shrink: 0;
            transition: all .2s ease;
        }
        .nav-search button:hover {
            filter: brightness(1.05);
            transform: translateY(-1px);
        }
        .nav-search button:active {
            transform: translateY(1px);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            border-radius: 999px;
            font-weight: 600;
            line-height: 1.2;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all .2s ease;
            flex-shrink: 0;
        }
        .btn-primary {
            background: var(--brand-grad);
            color: #fff;
            height: 48px;
            padding: 0 1.75rem;
            font-size: 1rem;
            box-shadow: 0 8px 20px rgba(233, 123, 34, 0.2);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(233, 123, 34, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0px);
        }
        .btn-outline {
            background: transparent;
            border-color: rgba(32, 35, 31, .2);
            color: #20231F;
            height: 48px;
            padding: 0 1.75rem;
            font-size: 1rem;
        }
        .btn-outline:hover {
            border-color: #E97B22;
            color: #E97B22;
        }
        .btn-sm {
            height: 40px;
            padding: 0 1.1rem;
            font-size: 0.875rem;
        }
        .btn-gold {
            background: #F6A84C;
            color: #173A34;
            height: 48px;
            padding: 0 1.9rem;
            font-size: 1rem;
            font-weight: 700;
        }
        .btn-gold:hover {
            background: #f0a041;
            transform: translateY(-2px);
        }
        .header-desktop-cta {
            display: inline-flex;
        }
        .header-desktop-cta:hover {
            color: #fff;
        }
        .nav-toggle {
            display: none;
            border: 0;
            background: transparent;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: #20231F;
        }
        .nav-toggle svg {
            width: 24px;
            height: 24px;
        }
        .site-nav {
            border-top: 1px solid rgba(233, 226, 216, .55);
            background: rgba(255, 255, 255, 0.96);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            min-height: 52px;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .nav-links::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            font-weight: 500;
            color: #20231F;
            white-space: nowrap;
            padding: 0.5rem 0.1rem;
        }
        .nav-link:hover {
            color: #E97B22;
        }
        .nav-link.is-active {
            color: #20231F;
            font-weight: 600;
        }
        .nav-link.is-active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -1px;
            height: 3px;
            border-radius: 999px;
            background: var(--brand-grad);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid #E97B22;
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* page hero / category hero */
        .category-hero {
            position: relative;
            background: linear-gradient(100deg, rgba(23, 58, 52, 0.96) 20%, rgba(23, 58, 52, 0.62) 60%, rgba(23, 58, 52, 0.4)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            color: #F5F1E9;
            padding: 4.5rem 0 5.25rem;
            overflow: hidden;
        }
        .category-hero .breadcrumb {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            font-size: 0.875rem;
            margin-bottom: 1.25rem;
            color: #BFD1C9;
            align-items: center;
        }
        .category-hero .breadcrumb a {
            color: #BFD1C9;
        }
        .category-hero .breadcrumb a:hover {
            color: #F6A84C;
        }
        .category-hero .breadcrumb .sep {
            color: rgba(245, 241, 233, 0.4);
        }
        .category-hero .badge-line {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(246, 168, 76, 0.14);
            border: 1px solid rgba(246, 168, 76, 0.24);
            color: #F6A84C;
            border-radius: 999px;
            padding: 0.36rem 0.9rem;
            font-size: 0.8125rem;
            letter-spacing: 0.12em;
            font-weight: 600;
            margin-bottom: 1.2rem;
        }
        .category-hero h1 {
            font-size: clamp(2.25rem, 4vw, 3.25rem);
            font-weight: 800;
            line-height: 1.15;
            margin: 0 0 1rem;
            color: #fff;
            letter-spacing: -0.02em;
            max-width: 860px;
        }
        .category-hero .lead {
            font-size: 1.05rem;
            color: #D6E2DD;
            max-width: 680px;
            margin: 0;
            line-height: 1.9;
        }
        .category-hero-actions {
            margin-top: 2.1rem;
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        /* eyebrow */
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            color: #E97B22;
            text-transform: uppercase;
        }
        .eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: linear-gradient(90deg, #E97B22, #F6A84C);
            border-radius: 10px;
        }

        .section-title h2 {
            font-size: clamp(2rem, 3.4vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin: 0.5rem 0 0.5rem;
            color: #20231F;
        }
        .section-title .desc {
            color: #66706A;
            max-width: 720px;
            margin: 0;
        }

        /* service scope cards */
        .service-scope {
            padding: 5.5rem 0;
        }
        .scope-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
            margin-top: 2.5rem;
        }
        .scope-card {
            background: #fff;
            border: 1px solid rgba(220, 210, 195, .6);
            border-radius: var(--radius-card);
            padding: 1.75rem 1.9rem;
            box-shadow: var(--shadow-soft);
            transition: transform .25s ease, box-shadow .25s ease;
            position: relative;
            overflow: hidden;
        }
        .scope-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(180deg, #F6A84C, #E97B22);
            opacity: 0;
            transition: opacity .2s ease;
        }
        .scope-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lift);
        }
        .scope-card:hover::before {
            opacity: 1;
        }
        .scope-card .icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: #FDF1E3;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            color: #E97B22;
        }
        .scope-card .icon svg {
            width: 24px;
            height: 24px;
        }
        .scope-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 0 0 0.5rem;
        }
        .scope-card p {
            color: #66706A;
            margin: 0;
            font-size: 0.9375rem;
            line-height: 1.8;
        }
        .scope-card .more {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            margin-top: 1.1rem;
            font-weight: 600;
            font-size: 0.875rem;
            color: #1F4A42;
        }
        .scope-card .more:hover {
            color: #E97B22;
        }
        .scope-card .more svg {
            width: 15px;
            height: 15px;
        }

        /* metric strip */
        .metric-zone {
            background: var(--color-darkest);
            padding: 4rem 0;
        }
        .metric-zone .metrics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            border-top: 1px solid rgba(246, 168, 76, 0.2);
            border-bottom: 1px solid rgba(246, 168, 76, 0.2);
            padding: 2.5rem 0;
        }
        .metric-item {
            position: relative;
            padding-left: 0.75rem;
        }
        .metric-item+.metric-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 10%;
            height: 80%;
            width: 1px;
            background: rgba(246, 168, 76, 0.18);
        }
        .metric-item .num {
            font-size: clamp(2.25rem, 4vw, 3rem);
            font-weight: 800;
            background: linear-gradient(135deg, #F6A84C, #E97B22);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.1;
            letter-spacing: -0.02em;
            font-feature-settings: "tnum";
        }
        .metric-item .label {
            color: #BFD1C9;
            font-size: 0.9375rem;
            margin-top: 0.15rem;
        }
        .metric-item small {
            color: rgba(245, 241, 233, 0.45);
            font-size: 0.8125rem;
        }

        /* scenario section */
        .scenario-wrap {
            padding: 5.5rem 0;
        }
        .scenario-wrap .scenario-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }
        .scenario-media {
            border-radius: var(--radius-large);
            overflow: hidden;
            box-shadow: var(--shadow-lift);
            aspect-ratio: 4/3;
            position: relative;
        }
        .scenario-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .scenario-media:hover img {
            transform: scale(1.03);
        }
        .scenario-list {
            display: grid;
            gap: 1.4rem;
            margin-top: 1rem;
        }
        .scenario-item {
            background: #fff;
            border-radius: 1.1rem;
            border: 1px solid rgba(220, 210, 195, .6);
            padding: 1rem 1.2rem;
            display: flex;
            gap: 0.9rem;
            align-items: flex-start;
            box-shadow: 0 6px 18px rgba(32, 35, 31, 0.04);
        }
        .scenario-item .s-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: #FDF1E3;
            color: #E97B22;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .scenario-item .s-icon svg {
            width: 20px;
            height: 20px;
        }
        .scenario-item h3 {
            margin: 0 0 0.2rem;
            font-size: 1.0625rem;
            font-weight: 700;
        }
        .scenario-item p {
            margin: 0;
            color: #66706A;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* process */
        .process-zone {
            background: #fff;
            padding: 5rem 0;
            border-top: 1px solid rgba(220, 210, 195, .5);
            border-bottom: 1px solid rgba(220, 210, 195, .5);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.8rem;
            margin-top: 2.3rem;
            position: relative;
        }
        .process-step {
            position: relative;
            counter-increment: step;
        }
        .process-step .dot-line::before {
            content: "";
            position: absolute;
            top: 24px;
            left: 45px;
            right: -50%;
            height: 2px;
            background: #E9E2D8;
            z-index: 1;
        }
        .process-step:last-child .dot-line::before {
            display: none;
        }
        .process-step .dot {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #FDF1E3;
            border: 1px solid rgba(233, 123, 34, .3);
            color: #E97B22;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-feature-settings: "tnum";
            position: relative;
            z-index: 2;
            font-size: 1.1rem;
            box-shadow: 0 0 0 6px #FDF1E3;
        }
        .process-step h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 1.1rem 0 0.3rem;
        }
        .process-step p {
            color: #66706A;
            font-size: 0.875rem;
            margin: 0;
            line-height: 1.7;
        }

        /* quote / bottom note */
        .quote-box {
            background: #fff;
            border-radius: var(--radius-xlarge);
            padding: 3rem 3.4rem;
            margin: 5rem 0 0;
            border: 1px solid rgba(220, 210, 195, .6);
            box-shadow: var(--shadow-soft);
            position: relative;
            background: linear-gradient(145deg, #FDF1E3 0%, #fff 44%);
            overflow: hidden;
        }
        .quote-box::after {
            content: "\201C";
            font-size: 9rem;
            position: absolute;
            right: 1.8rem;
            top: -1.4rem;
            color: rgba(233, 123, 34, 0.08);
            font-weight: 800;
            font-family: Georgia, serif;
            line-height: 1;
        }
        .quote-box .quote-text {
            font-size: 1.3rem;
            line-height: 1.75;
            color: #332c24;
            font-weight: 600;
            max-width: 720px;
            margin: 0;
        }
        .quote-box footer {
            margin-top: 1.1rem;
            color: #8d6650;
            font-size: 0.875rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .quote-box footer::before {
            content: "";
            width: 20px;
            height: 2px;
            background: #E97B22;
        }

        /* FAQ */
        .faq-zone {
            padding: 5.5rem 0;
        }
        .faq-list {
            display: grid;
            gap: 0.9rem;
            max-width: 960px;
            margin: 2.2rem auto 0;
        }
        .faq-item {
            background: #fff;
            border-radius: 1rem;
            border: 1px solid rgba(220, 210, 195, .65);
            box-shadow: 0 6px 18px rgba(32, 35, 31, 0.04);
            transition: box-shadow .2s ease;
            overflow: hidden;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-soft);
        }
        .faq-item input {
            position: absolute;
            opacity: 0;
            pointer-events: none;
        }
        .faq-item .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1.4rem;
            padding: 1.1rem 1.5rem;
            cursor: pointer;
            margin: 0;
        }
        .faq-item .faq-question .q-title {
            font-weight: 600;
            color: #20231F;
            font-size: 1.0625rem;
            flex: 1;
        }
        .faq-item .faq-question svg {
            width: 20px;
            height: 20px;
            color: #E97B22;
            flex-shrink: 0;
            transition: transform .3s ease;
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
            padding: 0 1.5rem;
            color: #66706A;
            font-size: 0.9375rem;
            line-height: 1.8;
        }
        .faq-item input:checked~.faq-question .q-title {
            color: #E97B22;
        }
        .faq-item input:checked~.faq-question svg {
            transform: rotate(45deg);
        }
        .faq-item input:checked~.faq-answer {
            max-height: 400px;
            padding-bottom: 1.25rem;
        }

        /* CTA + form */
        .cta-wrap {
            position: relative;
            background: linear-gradient(135deg, rgba(23, 58, 52, 0.98), rgba(30, 70, 63, 0.92)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-radius: var(--radius-xlarge);
            color: #F5F1E9;
            padding: 3.6rem;
            margin: 0 0 5.5rem;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }
        .cta-wrap h3 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 1rem;
        }
        .cta-wrap p {
            color: #D6E2DD;
            margin: 0 0 1.4rem;
        }
        .cta-info {
            display: grid;
            gap: 0.5rem;
        }
        .contact-form {
            background: #fff;
            padding: 2.2rem;
            border-radius: 1.6rem;
            box-shadow: var(--shadow-lift);
            color: #20231F;
            display: grid;
            gap: 1rem;
        }
        .contact-form label {
            font-size: 0.875rem;
            font-weight: 600;
            color: #20231F;
            display: block;
            margin-bottom: 0.3rem;
        }
        .contact-form input,
        .contact-form select,
        .contact-form textarea {
            width: 100%;
            border: 1px solid transparent;
            border-radius: 0.9rem;
            background: #F6F4F0;
            height: 48px;
            padding: 0 0.9rem;
            color: #20231F;
            font-size: 0.9375rem;
            outline: none;
            transition: all .2s ease;
        }
        .contact-form textarea {
            height: 110px;
            resize: vertical;
            padding: 0.7rem 0.9rem;
        }
        .contact-form input:focus,
        .contact-form select:focus,
        .contact-form textarea:focus {
            background: #fff;
            border-color: #E9E2D8;
            box-shadow: 0 0 0 4px rgba(233, 123, 34, 0.1);
        }
        .collapsed-bottom-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.2rem;
            margin: 2.2rem 0 0;
        }
        .collapsed-bottom-links a {
            background: rgba(246, 168, 76, 0.08);
            border: 1px solid rgba(246, 168, 76, 0.18);
            padding: 1.1rem 1.4rem;
            border-radius: 1.2rem;
            color: #f3e9db;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            transition: all .2s ease;
        }
        .collapsed-bottom-links a:hover {
            background: rgba(246, 168, 76, 0.18);
            transform: translateY(-2px);
        }
        .collapsed-bottom-links .small {
            font-weight: 400;
            font-size: 0.875rem;
            color: rgba(245, 241, 233, 0.6);
        }

        /* footer */
        .footer {
            background: var(--color-darkest);
            color: #BFD1C9;
            font-size: 0.875rem;
            margin-top: 5rem;
        }
        .footer-top-bar {
            height: 4px;
            background: linear-gradient(90deg, #F6A84C, #E97B22, #F6A84C);
        }
        .footer-main {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
            gap: 2.5rem;
            padding: 3.5rem 0 2.8rem;
            max-width: 1280px;
            margin: 0 auto;
            width: 100%;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .footer .footer-logo .logo-text {
            color: #F5F1E9;
        }
        .footer .footer-brand p {
            line-height: 1.9;
            margin: 1rem 0 0;
            color: rgba(245, 241, 233, 0.55);
        }
        .footer h4 {
            color: #F5F1E9;
            font-size: 0.9375rem;
            font-weight: 600;
            margin: 0 0 1rem;
            letter-spacing: 0.02em;
        }
        .footer ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 0.6rem;
        }
        .footer a:hover {
            color: #F6A84C;
        }
        .footer .footer-contact li {
            display: flex;
            gap: 0.5rem;
            align-items: center;
            color: #BFD1C9;
        }
        .footer .footer-contact svg {
            width: 18px;
            height: 18px;
            color: #F6A84C;
            flex-shrink: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 1.3rem 0;
            text-align: center;
            color: rgba(245, 241, 233, 0.4);
            font-size: 0.8125rem;
        }

        /* spacing helpers */
        .mt-2 {
            margin-top: 0.5rem;
        }
        .mt-4 {
            margin-top: 1rem;
        }

        /* responsive */
        @media (max-width: 1024px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .logo {
                order: 1;
            }
            .header-right {
                order: 2;
                margin-left: auto;
            }
            .nav-search {
                order: 3;
                flex-basis: 100%;
                margin-top: 0.2rem;
                width: 100%;
            }
            .header-desktop-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .site-nav {
                display: none;
            }
            .site-nav.open {
                display: block;
                position: fixed;
                left: 0;
                right: 0;
                top: 108px;
                bottom: auto;
                background: #fff;
                z-index: 70;
                box-shadow: 0 20px 40px rgba(0, 0, 0, .1);
                padding: 1rem 0;
                max-height: calc(100vh - 108px);
                overflow-y: auto;
                border-top: 1px solid #E9E2D8;
            }
            .site-nav.open .nav-links {
                flex-direction: column;
                align-items: stretch;
                min-height: auto;
            }
            .site-nav.open .nav-link {
                padding: 0.9rem 1.5rem;
                border-bottom: 1px solid #F2F0EB;
                font-size: 1rem;
            }
            .site-nav.open .nav-link.is-active::after {
                display: none;
            }
            .site-nav.open .nav-link.is-active {
                color: #E97B22;
                background: #FDF1E3;
                border-radius: 10px;
            }
            .metric-item+.metric-item::before {
                left: -18px;
            }
            .scenario-wrap .scenario-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 2.5rem;
            }
            .process-step .dot-line::before {
                display: none;
            }
            .cta-wrap {
                grid-template-columns: 1fr;
                padding: 2.4rem;
            }
            .footer-main {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container-xl {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .header-inner {
                gap: .6rem;
            }
            .logo-text {
                font-size: 1.1rem;
            }
            .logo-text span {
                display: none;
            }
            .logo-mark {
                width: 40px;
                height: 40px;
            }
            .nav-search {
                min-height: 44px;
            }
            .scope-list {
                grid-template-columns: 1fr;
            }
            .metrics {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }
            .metric-item+.metric-item::before {
                display: none;
            }
            .collapsed-bottom-links {
                grid-template-columns: 1fr;
            }
            .cta-wrap {
                margin-bottom: 3rem;
            }
            .quote-box {
                border-radius: 1.5rem;
                padding: 2rem;
            }
            .quote-box .quote-text {
                font-size: 1.15rem;
            }
            .category-hero {
                padding: 3.2rem 0 3.8rem;
            }
            .footer-main {
                grid-template-columns: 1fr;
                gap: 1.8rem;
                padding: 2.5rem 0 2rem;
            }
            .footer-bottom {
                padding: 1rem;
            }
        }
        @media (max-width: 520px) {
            .metrics {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .cta-wrap {
                padding: 1.5rem;
                border-radius: 1.5rem;
            }
            .contact-form {
                padding: 1.5rem;
            }
            .collapsed-bottom-links a {
                padding: 1rem 1.2rem;
            }
            .nav-search button {
                width: 52px;
                text-align: center;
                padding: 0;
                font-size: 0;
            }
            .nav-search button::after {
                content: "搜索";
                font-size: 0.875rem;
                font-weight: 600;
            }
        }