/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --color-forest: #20352F;
            --color-forest-deep: #14241F;
            --color-paper: #F7F2EA;
            --color-surface: #FFFFFF;
            --color-bronze: #A67C48;
            --color-bronze-deep: #8C6538;
            --color-ink: #222A26;
            --color-muted: #6C7370;
            --color-line: #E3DACB;
            --color-tag-bg: #EDE6DA;
            --color-text-on-dark: #F3EEE6;
            --color-danger: #A34E3A;
            --radius-card: 10px;
            --radius-btn: 40px;
            --shadow-card: 0 1px 2px rgba(32, 42, 38, 0.04), 0 6px 18px rgba(32, 42, 38, 0.06);
            --shadow-card-hover: 0 4px 12px rgba(32, 42, 38, 0.08), 0 14px 30px rgba(32, 42, 38, 0.10);
            --shadow-nav: 0 1px 0 var(--color-line), 0 4px 14px rgba(0, 0, 0, 0.03);
            --font-serif: Georgia, "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --container-w: 1180px;
            --transition: 0.25s ease-out;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-ink);
            background-color: var(--color-surface);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: inline-block;
            vertical-align: middle;
            border-style: none;
        }
        a {
            color: var(--color-forest);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover, a:focus {
            color: var(--color-bronze-deep);
        }
        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            margin: 0;
        }
        input:focus, textarea:focus, select:focus, button:focus {
            outline: none;
            box-shadow: 0 0 0 2px rgba(166, 124, 72, 0.35);
            border-color: var(--color-bronze);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-w);
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            text-align: center;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            min-height: 44px;
            vertical-align: middle;
            text-decoration: none;
            letter-spacing: 0.02em;
        }
        .btn:hover, .btn:focus {
            text-decoration: none;
            transform: translateY(-1px);
        }
        .btn-primary {
            background-color: var(--color-bronze);
            border-color: var(--color-bronze);
            color: var(--color-forest-deep);
        }
        .btn-primary:hover, .btn-primary:focus {
            background-color: var(--color-bronze-deep);
            border-color: var(--color-bronze-deep);
            color: #FFFFFF;
        }
        .btn-outline-light {
            background-color: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: var(--color-text-on-dark);
        }
        .btn-outline-light:hover, .btn-outline-light:focus {
            border-color: #FFFFFF;
            color: #FFFFFF;
            background-color: rgba(255, 255, 255, 0.1);
        }
        .btn-outline-dark {
            background-color: transparent;
            border-color: var(--color-forest);
            color: var(--color-forest);
        }
        .btn-outline-dark:hover, .btn-outline-dark:focus {
            background-color: var(--color-forest);
            color: #FFFFFF;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
            min-height: 40px;
        }

        /* ===== 徽章与标签 ===== */
        .badge {
            display: inline-block;
            background-color: var(--color-tag-bg);
            color: var(--color-forest);
            border-radius: 6px;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            line-height: 1.5;
        }
        .section-kicker {
            display: block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--color-bronze);
            margin-bottom: 12px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(255, 255, 255, 0.92);
            backdrop-filter: saturate(180%) blur(10px);
            border-bottom: 1px solid var(--color-line);
            box-shadow: var(--shadow-nav);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            height: 72px;
            gap: 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            text-decoration: none;
            margin-right: auto;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            flex: 0 0 36px;
            background-color: var(--color-forest);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-bronze);
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-serif);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            color: var(--color-forest-deep);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.02em;
            font-family: var(--font-serif);
        }
        .brand-text small {
            font-size: 11px;
            font-weight: 500;
            color: var(--color-muted);
            letter-spacing: 0.08em;
            font-family: var(--font-sans);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-link {
            display: inline-block;
            padding: 8px 14px;
            color: var(--color-ink);
            font-size: 15px;
            font-weight: 500;
            border-radius: 6px;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition);
            border-bottom: 2px solid transparent;
        }
        .nav-link:hover {
            color: var(--color-forest);
            background-color: rgba(32, 53, 47, 0.06);
        }
        .nav-link.active {
            color: var(--color-forest);
            font-weight: 600;
            border-bottom-color: var(--color-bronze);
            border-radius: 0;
        }
        .nav-tools {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }
        .search-box {
            display: flex;
            align-items: center;
            background-color: var(--color-paper);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-btn);
            padding: 0 4px 0 16px;
            height: 42px;
            width: 220px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--color-bronze);
            box-shadow: 0 0 0 2px rgba(166, 124, 72, 0.3);
        }
        .search-box input {
            background: transparent;
            border: none;
            box-shadow: none;
            outline: none;
            flex: 1;
            font-size: 14px;
            color: var(--color-ink);
            margin: 0;
            padding: 0;
            height: auto;
            min-width: 0;
        }
        .search-box input::placeholder {
            color: var(--color-muted);
        }
        .search-box button {
            background: none;
            border: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--color-forest);
            transition: background-color var(--transition);
            flex-shrink: 0;
        }
        .search-box button:hover {
            background-color: var(--color-tag-bg);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--color-line);
            border-radius: 8px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-forest);
            cursor: pointer;
        }
        .nav-toggle:hover {
            background-color: var(--color-paper);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background-image: linear-gradient(80deg, rgba(20, 36, 31, 0.92) 0%, rgba(20, 36, 31, 0.75) 60%, rgba(20, 36, 31, 0.65) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: var(--color-text-on-dark);
            padding: 90px 0 100px;
            min-height: 600px;
            display: flex;
            align-items: center;
        }
        .hero-content {
            max-width: 700px;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .hero-kicker {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.14em;
            color: var(--color-bronze);
            border: 1px solid rgba(166, 124, 72, 0.5);
            border-radius: var(--radius-btn);
            padding: 6px 18px;
            margin-bottom: 24px;
        }
        .hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(38px, 5.4vw, 64px);
            font-weight: 600;
            line-height: 1.15;
            letter-spacing: 0.02em;
            color: #FFFFFF;
            margin-bottom: 20px;
            text-wrap: balance;
        }
        .hero-sub {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(243, 238, 230, 0.85);
            margin-bottom: 32px;
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }
        .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }
        .hero-points li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(243, 238, 230, 0.8);
        }
        .hero-points li i {
            color: var(--color-bronze);
        }

        /* ===== 通用 Section 布局 ===== */
        .section {
            padding: 90px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 48px;
            border-bottom: 1px solid var(--color-line);
            padding-bottom: 20px;
        }
        .section-head h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 2.8vw, 36px);
            font-weight: 600;
            color: var(--color-forest-deep);
            margin: 0;
            line-height: 1.3;
            letter-spacing: 0.02em;
        }
        .section-head .text-link {
            color: var(--color-bronze);
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            text-decoration: none;
        }
        .section-head .text-link:hover {
            color: var(--color-bronze-deep);
        }

        /* ===== 权益对比 ===== */
        .benefits {
            background-color: var(--color-paper);
        }
        .compare-table {
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: var(--color-surface);
            box-shadow: var(--shadow-card);
        }
        .compare-row {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            align-items: stretch;
            border-bottom: 1px solid var(--color-line);
        }
        .compare-row:last-child {
            border-bottom: none;
        }
        .compare-item {
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            font-size: 15px;
            color: var(--color-ink);
            min-height: 56px;
        }
        .compare-item:first-child {
            justify-content: flex-start;
            text-align: left;
            background-color: #FAF7F1;
            font-weight: 500;
        }
        .compare-header {
            background-color: var(--color-forest-deep);
            color: #FFFFFF;
            border-radius: 0;
        }
        .compare-header .compare-item {
            background-color: transparent;
            color: var(--color-text-on-dark);
            font-weight: 600;
            font-size: 15px;
            justify-content: center;
        }
        .compare-header .compare-item:first-child {
            justify-content: flex-start;
            background-color: transparent;
            color: rgba(243, 238, 230, 0.7);
        }
        .compare-highlight {
            background-color: rgba(166, 124, 72, 0.1);
            position: relative;
        }
        .compare-header .compare-highlight {
            background-color: var(--color-bronze);
            color: var(--color-forest-deep);
        }
        .compare-header .compare-item.col-member {
            position: relative;
        }
        .recommend-tag {
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--color-bronze);
            color: var(--color-forest-deep);
            font-size: 11px;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 20px;
            letter-spacing: 0.08em;
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .compare-table .compare-item i {
            font-size: 16px;
        }
        .compare-table .fa-check {
            color: var(--color-bronze);
        }
        .compare-table .fa-minus {
            color: var(--color-muted);
        }

        /* ===== 等级亮点 ===== */
        .levels-section {
            background-color: var(--color-surface);
        }
        .levels-grid {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 60px;
            align-items: center;
        }
        .levels-intro h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 2.8vw, 36px);
            color: var(--color-forest-deep);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .levels-intro p {
            font-size: 16px;
            color: var(--color-muted);
            margin-bottom: 24px;
        }
        .text-arrow {
            display: inline-block;
            font-weight: 600;
            color: var(--color-bronze);
            font-size: 15px;
        }
        .text-arrow i {
            transition: transform var(--transition);
        }
        .text-arrow:hover i {
            transform: translateX(4px);
        }
        .levels-list {
            border-top: 1px solid var(--color-line);
        }
        .level-item {
            display: grid;
            grid-template-columns: 60px 1fr auto;
            align-items: center;
            gap: 24px;
            padding: 28px 8px;
            border-bottom: 1px solid var(--color-line);
            transition: background-color var(--transition);
        }
        .level-item:hover {
            background-color: rgba(247, 242, 234, 0.5);
        }
        .level-num {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 600;
            color: var(--color-line);
            transition: color var(--transition);
        }
        .level-item:hover .level-num {
            color: var(--color-bronze);
        }
        .level-info h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            color: var(--color-forest-deep);
            margin-bottom: 6px;
        }
        .level-info p {
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 0;
        }
        .level-tag {
            background-color: var(--color-tag-bg);
            border-radius: 20px;
            padding: 6px 16px;
            font-size: 13px;
            color: var(--color-forest);
            white-space: nowrap;
            font-weight: 500;
        }

        /* ===== CMS 资讯区块 ===== */
        .news-section {
            background-color: var(--color-paper);
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: start;
        }
        .news-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .news-card a {
            display: flex;
            flex-direction: column;
            height: 100%;
            color: inherit;
            text-decoration: none;
        }
        .news-card__thumb {
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background-color: var(--color-tag-bg);
        }
        .news-card__thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease-out;
        }
        .news-card:hover .news-card__thumb img {
            transform: scale(1.03);
        }
        .news-card__body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card__body .badge {
            align-self: flex-start;
            margin-bottom: 12px;
        }
        .news-card__body h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            line-height: 1.4;
            color: var(--color-ink);
            margin-bottom: 10px;
            transition: color var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card a:hover h3 {
            color: var(--color-bronze-deep);
        }
        .news-card__body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-muted);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .news-card__meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 1px solid var(--color-line);
            padding-top: 14px;
            font-size: 13px;
            color: var(--color-muted);
        }
        .news-card__meta time {
            font-size: 13px;
        }
        .read-more {
            color: var(--color-bronze);
            font-weight: 600;
            font-size: 13px;
            white-space: nowrap;
        }
        .news-card--featured {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 7fr 5fr;
        }
        .news-card--featured .news-card__thumb {
            aspect-ratio: auto;
            height: 100%;
            min-height: 280px;
        }
        .news-card--featured .news-card__body h3 {
            font-size: 24px;
        }
        .cms-empty {
            border: 1.5px dashed var(--color-line);
            border-radius: var(--radius-card);
            padding: 48px 24px;
            text-align: center;
            color: var(--color-muted);
            background-color: var(--color-surface);
            font-size: 15px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background-color: var(--color-surface);
        }
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-wrap .accordion-item {
            background-color: transparent;
            border: none;
            border-bottom: 1px solid var(--color-line);
            margin-bottom: 0 !important;
        }
        .faq-wrap .accordion-title {
            font-family: var(--font-sans);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-ink);
            background-color: transparent;
            border: none;
            padding: 24px 48px 24px 0;
            position: relative;
            line-height: 1.5;
            transition: color var(--transition);
        }
        .faq-wrap .accordion-title::before,
        .faq-wrap .accordion-title::after {
            content: none;
        }
        .faq-wrap .accordion-title::after {
            content: '+';
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 24px;
            font-weight: 300;
            color: var(--color-bronze);
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background-color: var(--color-tag-bg);
            transition: transform var(--transition), background-color var(--transition);
        }
        .faq-wrap .accordion-title:hover {
            color: var(--color-bronze-deep);
        }
        .faq-wrap .accordion-item.is-active > .accordion-title {
            color: var(--color-bronze-deep);
        }
        .faq-wrap .accordion-item.is-active > .accordion-title::after {
            content: '−';
            transform: translateY(-50%) rotate(180deg);
        }
        .faq-wrap .accordion-content {
            background-color: transparent;
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
            border: none;
            padding: 0 48px 24px 0;
        }
        .faq-wrap .accordion-content p {
            margin-bottom: 0;
        }
        .faq-contact {
            text-align: center;
            margin-top: 32px;
            font-size: 14px;
            color: var(--color-muted);
        }
        .faq-contact a {
            color: var(--color-bronze);
            font-weight: 600;
        }

        /* ===== CTA 横幅 ===== */
        .cta-section {
            position: relative;
            background-image: linear-gradient(75deg, rgba(20, 36, 31, 0.94) 0%, rgba(20, 36, 31, 0.85) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 100px 0;
            text-align: center;
            color: var(--color-text-on-dark);
        }
        .cta-section::before {
            content: '';
            display: block;
            width: 40px;
            height: 2px;
            background-color: var(--color-bronze);
            margin: 0 auto 24px;
        }
        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: clamp(28px, 3.4vw, 42px);
            color: #FFFFFF;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(243, 238, 230, 0.8);
            margin-bottom: 36px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background-color: var(--color-forest-deep);
            border-top: 2px solid var(--color-bronze);
            color: rgba(243, 238, 230, 0.8);
            font-size: 14px;
        }
        .footer-top {
            padding: 60px 0 40px;
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
        }
        .footer-brand .brand {
            margin-bottom: 16px;
        }
        .footer-brand .brand-icon {
            background-color: var(--color-bronze);
            color: var(--color-forest-deep);
        }
        .footer-brand .brand-text {
            color: #FFFFFF;
        }
        .footer-brand .brand-text small {
            color: rgba(243, 238, 230, 0.6);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(243, 238, 230, 0.7);
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul a {
            color: rgba(243, 238, 230, 0.7);
            font-size: 14px;
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--color-bronze);
            padding-left: 6px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(243, 238, 230, 0.5);
        }
        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .search-box {
                display: none;
            }
            .main-nav {
                gap: 0;
            }
            .nav-link {
                padding: 8px 10px;
                font-size: 14px;
            }
            .levels-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .site-header {
                height: auto;
            }
            .nav-wrap {
                height: 64px;
                flex-wrap: nowrap;
            }
            .brand-text {
                font-size: 15px;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                order: 3;
                background-color: #FFFFFF;
                border-top: 1px solid var(--color-line);
                padding: 16px 0;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                padding: 14px 24px;
                font-size: 16px;
                border-bottom: 1px solid var(--color-line);
                border-radius: 0;
            }
            .nav-link.active {
                border-bottom: 1px solid var(--color-line);
                border-left: 3px solid var(--color-bronze);
                background-color: var(--color-paper);
            }
            .nav-tools {
                gap: 8px;
            }
            .nav-tools .btn-sm {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
                margin-left: 4px;
            }
            .hero {
                min-height: 520px;
                padding: 70px 0;
            }
            .hero h1 {
                font-size: 36px;
            }
            .hero-sub {
                font-size: 16px;
            }
            .hero-points {
                gap: 12px;
                flex-direction: column;
            }
            .section {
                padding: 60px 0;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                margin-bottom: 36px;
            }
            .compare-row {
                grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
            }
            .compare-item {
                padding: 12px;
                font-size: 13px;
            }
            .compare-header .compare-item {
                font-size: 13px;
            }
            .level-item {
                grid-template-columns: 40px 1fr;
                gap: 16px;
                padding: 20px 4px;
            }
            .level-num {
                font-size: 28px;
            }
            .level-tag {
                grid-column: 2 / -1;
                justify-self: start;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .news-card--featured {
                grid-column: 1;
                grid-template-columns: 1fr;
            }
            .news-card--featured .news-card__thumb {
                min-height: 0;
                aspect-ratio: 16 / 9;
            }
            .faq-wrap .accordion-title {
                padding: 20px 44px 20px 0;
                font-size: 16px;
            }
            .faq-wrap .accordion-content {
                padding: 0 20px 20px 0;
            }
            .cta-section {
                padding: 70px 0;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 48px 0 32px;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .search-box {
                display: none;
            }
            .nav-tools .btn-primary {
                padding: 10px 16px;
                font-size: 13px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .compare-row {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .compare-item:first-child {
                grid-column: 1 / -1;
                background-color: #FAF7F1;
                justify-content: flex-start;
                font-weight: 600;
            }
            .compare-header .compare-item:first-child {
                display: none;
            }
            .news-card__meta {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        /* ===== 动效与无障碍 ===== */
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }
        
        /* 滚动进入视口 */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

/* roulang page: category1 */
:root {
            --color-forest: #20352F;
            --color-forest-deep: #14241F;
            --color-paper: #F7F2EA;
            --color-surface: #FFFFFF;
            --color-bronze: #A67C48;
            --color-bronze-deep: #8C6538;
            --color-ink: #222A26;
            --color-muted: #6C7370;
            --color-line: #E3DACB;
            --color-tag-bg: #EDE6DA;
            --color-text-on-dark: #F3EEE6;
            --color-danger: #A34E3A;
            --radius-card: 10px;
            --radius-btn: 40px;
            --radius-tag: 6px;
            --shadow-card: 0 1px 2px rgba(32, 42, 38, 0.04), 0 6px 18px rgba(32, 42, 38, 0.06);
            --shadow-card-hover: 0 4px 12px rgba(32, 42, 38, 0.08), 0 14px 30px rgba(32, 42, 38, 0.10);
            --shadow-nav: 0 1px 0 var(--color-line), 0 4px 14px rgba(0, 0, 0, 0.03);
            --max-width: 1180px;
            --space-section: 110px;
            --font-serif: Georgia, "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            background: var(--color-paper);
            color: var(--color-ink);
            -webkit-font-smoothing: antialiased;
        }

        body.no-scroll {
            overflow: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease-out, border-color .25s ease-out, background .25s ease-out;
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: 0;
            background: none;
        }

        button {
            cursor: pointer;
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-serif);
            font-weight: 600;
            letter-spacing: .02em;
            color: var(--color-ink);
        }

        h2 {
            font-size: clamp(26px, 2.6vw, 34px);
            line-height: 1.35;
            margin-bottom: 18px;
        }

        h3 {
            font-size: 20px;
            line-height: 1.45;
            margin-bottom: 10px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .row {
            max-width: 100%;
            width: 100%;
            margin-left: auto;
            margin-right: auto;
            display: flex;
            flex-wrap: wrap;
        }

        .row .columns {
            padding: 0 14px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: .02em;
            transition: all .25s ease-out;
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn i {
            font-size: 14px;
        }

        .btn-primary {
            background: var(--color-bronze);
            color: #fff;
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--color-bronze-deep);
            transform: translateY(-1px);
            box-shadow: 0 10px 24px rgba(166, 124, 72, .28);
            color: #fff;
        }

        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, .55);
            color: #fff;
        }

        .btn-outline-light:hover,
        .btn-outline-light:focus-visible {
            border-color: #fff;
            background: rgba(255, 255, 255, .08);
            color: #fff;
        }

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

        .btn-outline-dark:hover,
        .btn-outline-dark:focus-visible {
            background: var(--color-forest);
            color: #fff;
            border-color: var(--color-forest);
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, .94);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid var(--color-line);
        }

        .site-header .nav-wrap {
            display: flex;
            align-items: center;
            gap: 22px;
            min-height: 72px;
            flex-wrap: nowrap;
        }

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

        .brand-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--color-forest);
            color: #fff;
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            box-shadow: 0 0 0 4px rgba(32, 53, 47, .1);
        }

        .brand-text {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-forest);
            line-height: 1.2;
            letter-spacing: .04em;
            display: flex;
            flex-direction: column;
        }

        .brand-text small {
            font-family: var(--font-sans);
            font-size: 10px;
            font-weight: 500;
            letter-spacing: .18em;
            color: var(--color-muted);
            margin-top: 2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: 10px;
        }

        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-ink);
            padding: 6px 2px;
            line-height: 1.4;
            transition: color .25s ease-out;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--color-bronze);
            transition: width .3s ease-out;
            border-radius: 2px;
        }

        .nav-link:hover,
        .nav-link:focus-visible,
        .nav-link.active {
            color: var(--color-forest);
            outline: none;
        }

        .nav-link.active::after {
            width: 100%;
        }

        .nav-link:hover::after {
            width: 100%;
        }

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-paper);
            border: 1px solid var(--color-line);
            border-radius: 40px;
            height: 40px;
            width: 210px;
            padding: 0 8px 0 16px;
            transition: border-color .25s ease-out, box-shadow .25s ease-out;
        }

        .search-box:focus-within {
            border-color: var(--color-forest);
            box-shadow: 0 0 0 3px rgba(32, 53, 47, .12);
        }

        .search-box input {
            flex: 1;
            border: 0;
            outline: 0;
            background: transparent;
            color: var(--color-ink);
            font-size: 14px;
            min-width: 0;
        }

        .search-box input::placeholder {
            color: var(--color-muted);
        }

        .search-box button {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-forest);
            flex-shrink: 0;
            transition: background .25s ease-out;
        }

        .search-box button:hover {
            background: rgba(32, 53, 47, .08);
        }

        .nav-toggle {
            width: 42px;
            height: 42px;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            color: var(--color-forest);
            border-radius: 8px;
            background: var(--color-paper);
            transition: background .25s ease-out;
        }

        .nav-toggle:hover {
            background: #ECE4D8;
        }

        /* ===== 通用页面头部 ===== */
        .page-head {
            background: var(--color-paper);
            border-bottom: 1px solid var(--color-line);
            padding: 56px 0 48px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 14px;
        }

        .breadcrumb a {
            color: var(--color-muted);
            transition: color .2s ease-out;
        }

        .breadcrumb a:hover {
            color: var(--color-bronze);
        }

        .breadcrumb .sep {
            opacity: .5;
        }

        .breadcrumb .current {
            color: var(--color-ink);
            font-weight: 600;
        }

        .page-head h1 {
            font-size: clamp(32px, 4vw, 48px);
            line-height: 1.2;
            color: var(--color-forest);
            margin-bottom: 12px;
        }

        .page-head .lead {
            max-width: 760px;
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
        }

        /* ===== 图文分栏 ===== */
        .section {
            padding: var(--space-section) 0;
        }

        .section-paper {
            background: var(--color-paper);
        }

        .section-white {
            background: var(--color-surface);
        }

        .content-split {
            align-items: center;
            row-gap: 28px;
        }

        .content-media {
            overflow: hidden;
            border-radius: 14px;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .content-media img {
            width: 100%;
            height: 100%;
            min-height: 300px;
            object-fit: cover;
            transition: transform .6s ease-out;
        }

        .content-media:hover img {
            transform: scale(1.03);
        }

        .content-body .eyebrow {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: .22em;
            color: var(--color-bronze);
            text-transform: uppercase;
            margin-bottom: 14px;
        }

        .content-body p {
            color: var(--color-muted);
            margin-bottom: 18px;
            font-size: 16px;
            line-height: 1.9;
        }

        .content-body .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--color-forest);
            border-bottom: 2px solid var(--color-bronze);
            padding-bottom: 4px;
            transition: gap .25s ease-out;
        }

        .content-body .more-link:hover {
            gap: 12px;
            color: var(--color-bronze-deep);
        }

        /* ===== 序号内容区 ===== */
        .numbered-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 36px;
        }

        .numbered-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 34px 30px;
            box-shadow: var(--shadow-card);
            transition: transform .28s ease-out, box-shadow .28s ease-out;
            position: relative;
            overflow: hidden;
        }

        .numbered-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 3px;
            background: var(--color-bronze);
            opacity: 0;
            transition: opacity .28s ease-out;
        }

        .numbered-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .numbered-item:hover::before {
            opacity: 1;
        }

        .numbered-item .num {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            line-height: 1;
            color: rgba(32, 53, 47, .14);
            margin-bottom: 18px;
            display: block;
        }

        .numbered-item h3 {
            color: var(--color-forest);
        }

        .numbered-item p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-muted);
            margin-bottom: 16px;
        }

        .tag {
            display: inline-block;
            padding: 5px 12px;
            background: var(--color-tag-bg);
            border-radius: var(--radius-tag);
            font-size: 13px;
            color: var(--color-forest);
            font-weight: 500;
        }

        /* ===== 卡片组合：访问区域 ===== */
        .access-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 28px;
            margin-top: 34px;
        }

        .access-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 16px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
            transition: transform .28s ease-out, box-shadow .28s ease-out;
        }

        .access-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .access-card.span-wide {
            grid-column: span 1;
        }

        .access-card .card-img {
            overflow: hidden;
            position: relative;
        }

        .access-card .card-img img {
            width: 100%;
            height: 100%;
            min-height: 180px;
            object-fit: cover;
            transition: transform .55s ease-out;
        }

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

        .card-body {
            padding: 30px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            flex: 1;
        }

        .card-body h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }

        .card-body p {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 22px;
        }

        .card-link {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-bronze);
            transition: gap .25s ease-out, color .25s ease-out;
        }

        .card-link:hover {
            gap: 14px;
            color: var(--color-bronze-deep);
        }

        /* ===== FAQ ===== */
        .faq-section {
            max-width: 880px;
        }

        .faq-list {
            margin-top: 26px;
            border-top: 1px solid var(--color-line);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-line);
            background: var(--color-surface);
        }

        .faq-q {
            width: 100%;
            text-align: left;
            padding: 24px 44px 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-ink);
            position: relative;
            cursor: pointer;
            font-family: var(--font-sans);
            transition: color .25s ease-out;
        }

        .faq-q:hover {
            color: var(--color-bronze);
        }

        .faq-q i {
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid var(--color-line);
            color: var(--color-bronze);
            font-size: 13px;
            flex-shrink: 0;
            transition: transform .3s ease-out, background .3s ease-out, color .3s ease-out;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            background: var(--color-bronze);
            color: #fff;
            border-color: var(--color-bronze);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease-out, padding .35s ease-out;
            padding: 0 60px 0 0;
        }

        .faq-item.open .faq-a {
            max-height: 320px;
            padding-bottom: 22px;
        }

        .faq-a p {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.85;
        }

        /* ===== CTA ===== */
        .cta-block {
            position: relative;
            background: var(--color-forest-deep);
            background-image: linear-gradient(rgba(20, 36, 31, .84), rgba(20, 36, 31, .88)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: var(--color-text-on-dark);
            border-radius: 18px;
            overflow: hidden;
            padding: 70px 54px;
            text-align: center;
        }

        .cta-block::before {
            content: "";
            display: block;
            width: 48px;
            height: 2px;
            background: var(--color-bronze);
            margin: 0 auto 24px;
        }

        .cta-block h2 {
            color: #fff;
            font-size: clamp(28px, 3vw, 38px);
            margin-bottom: 12px;
        }

        .cta-block p {
            color: rgba(243, 238, 230, .78);
            max-width: 520px;
            margin: 0 auto 30px;
            font-size: 16px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-forest-deep);
            color: rgba(243, 238, 230, .8);
            padding-top: 60px;
            margin-top: 0;
            border-top: 2px solid var(--color-bronze);
            font-size: 14px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand .brand {
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            background: var(--color-bronze);
        }

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

        .footer-brand .brand-text small {
            color: rgba(243, 238, 230, .6);
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.9;
            color: rgba(243, 238, 230, .65);
            max-width: 320px;
            margin-top: 12px;
        }

        .footer-top h4 {
            font-family: var(--font-sans);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: .04em;
        }

        .footer-top ul {
            display: grid;
            gap: 10px;
        }

        .footer-top ul a {
            color: rgba(243, 238, 230, .68);
            font-size: 14px;
            transition: color .25s ease-out;
        }

        .footer-top ul a:hover {
            color: var(--color-bronze);
        }

        .footer-top ul li i {
            width: 18px;
            color: var(--color-bronze);
            margin-right: 6px;
            font-size: 13px;
        }

        .footer-bottom {
            padding: 18px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            font-size: 13px;
            color: rgba(243, 238, 230, .46);
        }

        .footer-bottom span:last-child {
            color: rgba(243, 238, 230, .38);
        }

        /* ===== 动效减弱 ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
            }
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }

            .section {
                padding: 70px 0;
            }

            .main-nav {
                gap: 20px;
            }

            .search-box {
                width: 185px;
            }
        }

        @media (max-width: 900px) {
            .nav-wrap {
                min-height: 64px;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                display: none;
                flex-direction: column;
                align-items: flex-start;
                background: #fff;
                box-shadow: 0 18px 30px rgba(0, 0, 0, .08);
                padding: 18px 24px 24px;
                margin-left: 0;
                gap: 6px;
                z-index: 999;
                border-bottom: 1px solid var(--color-line);
            }

            .main-nav.open {
                display: flex;
                max-height: calc(100vh - 64px);
                overflow-y: auto;
            }

            .main-nav .nav-link {
                width: 100%;
                padding: 12px 4px;
                border-bottom: 1px solid rgba(227, 218, 203, .6);
                font-size: 16px;
            }

            .main-nav .nav-link.active::after {
                left: 0;
                width: 26px;
                height: 2px;
            }

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

            .nav-tools .search-box {
                display: none;
            }

            .nav-tools .btn {
                display: none;
            }

            .content-split .columns {
                width: 100%;
                flex: 0 0 100%;
                max-width: 100%;
            }

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

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

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }

            .cta-block {
                padding: 50px 28px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .brand-text {
                font-size: 17px;
            }

            .brand-text small {
                font-size: 9px;
            }

            .page-head {
                padding: 38px 0 32px;
            }

            .page-head h1 {
                font-size: 28px;
            }

            .section {
                padding: 56px 0;
            }

            .row .columns {
                padding: 0 8px;
            }

            .content-media img {
                min-height: 220px;
            }

            .numbered-item {
                padding: 26px 22px;
            }

            .card-body {
                padding: 22px;
            }

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

            .footer-top {
                grid-template-columns: 1fr;
                gap: 30px;
                padding-bottom: 26px;
            }

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

            .cta-block {
                border-radius: 14px;
                padding: 40px 20px;
            }

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

            .faq-q {
                font-size: 16px;
                padding: 20px 36px 20px 0;
            }
        }

/* roulang page: article */
:root{
    --color-forest:#20352F;
    --color-forest-deep:#14241F;
    --color-paper:#F7F2EA;
    --color-surface:#FFFFFF;
    --color-bronze:#A67C48;
    --color-bronze-deep:#8C6538;
    --color-ink:#222A26;
    --color-muted:#6C7370;
    --color-line:#E3DACB;
    --color-tag-bg:#EDE6DA;
    --color-text-on-dark:#F3EEE6;
    --font-serif:Georgia,"Noto Serif SC","Source Han Serif SC","Songti SC","Microsoft YaHei",serif;
    --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    --radius-card:10px;
    --radius-btn:40px;
    --shadow-sm:0 1px 2px rgba(32,42,38,0.04),0 6px 18px rgba(32,42,38,0.06);
    --shadow-md:0 4px 12px rgba(32,42,38,0.08),0 14px 30px rgba(32,42,38,0.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:var(--font-sans);
    background:var(--color-paper);
    color:var(--color-ink);
    line-height:1.8;
    font-size:16px;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-forest);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--color-bronze-deep)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--font-serif);line-height:1.3;letter-spacing:.02em;color:var(--color-ink)}
h1{font-size:clamp(32px,4vw,48px)}
h2{font-size:clamp(26px,2.8vw,36px)}
h3{font-size:20px;line-height:1.4}

/* Buttons */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 26px;border-radius:var(--radius-btn);
    font-size:15px;line-height:1;font-weight:600;letter-spacing:.03em;
    border:1px solid transparent;cursor:pointer;white-space:nowrap;
    transition:background .25s ease,border-color .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease;
    text-decoration:none;
}
.btn-primary{background:var(--color-bronze);color:#1F2924;border-color:var(--color-bronze)}
.btn-primary:hover{background:var(--color-bronze-deep);border-color:var(--color-bronze-deep);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(140,101,56,.22)}
.btn-outline{background:transparent;color:var(--color-forest);border-color:var(--color-forest)}
.btn-outline:hover{background:var(--color-forest);color:var(--color-text-on-dark);border-color:var(--color-forest);transform:translateY(-1px)}
.btn-light{background:var(--color-text-on-dark);color:var(--color-forest-deep)}
.btn-light:hover{background:#fff;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:focus-visible{outline:3px solid rgba(166,124,72,.45);outline-offset:2px}

/* Header */
.site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(255,255,255,.95);
    backdrop-filter:saturate(180%) blur(12px);
    box-shadow:0 1px 0 var(--color-line),0 4px 14px rgba(0,0,0,.03);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-icon{
    width:40px;height:40px;border-radius:50%;
    background:var(--color-forest);color:var(--color-text-on-dark);
    display:flex;align-items:center;justify-content:center;
    font-family:Georgia,serif;font-size:20px;line-height:1;
    box-shadow:inset 0 0 0 1px rgba(166,124,72,.4);
}
.brand-text{font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:.04em;color:var(--color-ink);line-height:1.15}
.brand-text small{display:block;font-family:var(--font-sans);font-size:11px;font-weight:400;letter-spacing:.3em;color:var(--color-muted);margin-top:2px}
.main-nav{display:flex;align-items:center;gap:28px}
.nav-link{
    position:relative;padding:30px 0 28px;
    font-size:15px;color:var(--color-ink);font-weight:500;
    letter-spacing:.01em;white-space:nowrap;
}
.nav-link::after{
    content:"";position:absolute;left:0;bottom:18px;width:0;height:2px;
    background:var(--color-bronze);transition:width .3s ease-out;
}
.nav-link:hover{color:var(--color-bronze-deep)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--color-forest);font-weight:700}
.nav-link.active::after{width:100%;background:var(--color-forest)}
.nav-tools{display:flex;align-items:center;gap:16px}
.search-box{
    position:relative;width:200px;height:40px;
    display:flex;align-items:center;
}
.search-box input{
    width:100%;height:40px;border-radius:40px;border:1px solid var(--color-line);
    background:var(--color-paper);padding:0 42px 0 18px;font-size:14px;
    color:var(--color-ink);outline:none;transition:border-color .2s,box-shadow .2s;
}
.search-box input:focus{border-color:var(--color-forest);box-shadow:0 0 0 2px rgba(32,53,47,.12)}
.search-box button{
    position:absolute;right:4px;width:32px;height:32px;border:none;background:transparent;
    color:var(--color-muted);font-size:14px;cursor:pointer;border-radius:50%;
    display:flex;align-items:center;justify-content:center;transition:color .2s;
}
.search-box button:hover{color:var(--color-bronze-deep)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--color-line);background:#fff;border-radius:10px;color:var(--color-forest);font-size:17px;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle:hover{border-color:var(--color-bronze)}

/* Breadcrumb inside hero */
.article-hero{
    position:relative;background:
        linear-gradient(83deg,rgba(20,36,31,.94) 0%,rgba(32,53,47,.72) 58%,rgba(20,36,31,.68) 100%),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    color:var(--color-text-on-dark);
    padding:84px 0 62px;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;color:rgba(243,238,230,.72);margin-bottom:26px}
.breadcrumb-list a{color:rgba(243,238,230,.85)}
.breadcrumb-list a:hover{color:var(--color-bronze)}
.breadcrumb-list span{opacity:.6;font-size:12px}
.breadcrumb-list em{font-style:normal;color:rgba(243,238,230,.95);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:420px}
.hero-kicker{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:rgba(243,238,230,.75);margin-bottom:16px}
.hero-kicker::before{content:"";width:28px;height:1px;background:var(--color-bronze)}
.article-hero h1{color:#fff;max-width:860px;margin-bottom:18px;text-wrap:balance}
.hero-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px 22px;font-size:14px;color:rgba(243,238,230,.82)}
.meta-chip{display:inline-flex;align-items:center;gap:7px}
.meta-chip .badge{background:rgba(166,124,72,.22);color:#E6C99A;border:1px solid rgba(166,124,72,.35);padding:3px 12px;border-radius:40px;font-size:13px}
.badge{display:inline-block;background:var(--color-tag-bg);color:var(--color-forest);padding:5px 12px;border-radius:6px;font-size:13px;line-height:1.2}

/* Article main */
.article-main{padding:70px 0 30px}
.article-body-wrap{max-width:860px;margin:0 auto}
.article-card{
    background:var(--color-surface);border:1px solid var(--color-line);
    border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
    padding:clamp(28px,5vw,64px);
}
.article-content{
    font-size:16.5px;line-height:2;color:var(--color-ink);
    overflow-wrap:break-word;
}
.article-content>p{margin:0 0 22px}
.article-content h2{margin:46px 0 18px;font-size:clamp(24px,2.4vw,32px);padding-bottom:12px;border-bottom:1px solid var(--color-line)}
.article-content h3{margin:34px 0 14px;font-size:21px}
.article-content h4{margin:26px 0 10px;font-size:18px}
.article-content img{border-radius:8px;margin:26px 0;box-shadow:var(--shadow-sm)}
.article-content ul,.article-content ol{margin:0 0 24px;padding-left:24px}
.article-content li{margin-bottom:8px}
.article-content blockquote{
    margin:28px 0;padding:22px 28px;border-left:4px solid var(--color-bronze);
    background:var(--color-paper);border-radius:0 10px 10px 0;
    color:var(--color-muted);font-size:15.5px;
}
.article-content a{color:var(--color-bronze-deep);text-decoration:underline;text-underline-offset:4px}
.article-content a:hover{color:var(--color-forest)}
.article-content table{width:100%;border-collapse:collapse;margin:28px 0;font-size:14.5px;background:#fff;border:1px solid var(--color-line);border-radius:8px;overflow:hidden}
.article-content th{padding:12px 14px;background:var(--color-forest);color:var(--color-text-on-dark);font-weight:600;text-align:left}
.article-content td{padding:12px 14px;border-bottom:1px solid var(--color-line)}
.article-content tr:last-child td{border-bottom:none}
.article-card-foot{
    margin-top:42px;padding-top:22px;border-top:1px solid var(--color-line);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.article-card-foot .tip{font-size:13px;color:var(--color-muted)}
.article-card-foot .back-link{font-size:14px;color:var(--color-bronze-deep);font-weight:600}

/* Related */
.related-section{padding:68px 0 76px;background:#FBF8F2;margin-top:40px;border-top:1px solid var(--color-line)}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:32px;gap:20px}
.section-eyebrow{display:block;font-size:12px;letter-spacing:.18em;color:var(--color-bronze);margin-bottom:8px;font-weight:700}
.related-head h2{margin-bottom:0}
.related-head a.more{font-size:14px;color:var(--color-muted);white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.related-head a.more:hover{color:var(--color-bronze-deep)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.related-card{
    display:flex;flex-direction:column;background:#fff;
    border:1px solid var(--color-line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.related-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--color-tag-bg)}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.related-card:hover .related-thumb img{transform:scale(1.03)}
.related-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body .tag{font-size:12px;letter-spacing:.05em;color:var(--color-bronze-deep);font-weight:700}
.related-body h3{font-size:18px;line-height:1.55;margin:0}
.related-body .date{font-size:13px;color:var(--color-muted);margin-top:auto}
.related-card a{color:inherit}
.related-card a:hover{color:inherit}

/* Not found */
.article-missing{padding:120px 24px;display:flex;justify-content:center}
.missing-card{
    max-width:520px;width:100%;background:#fff;border:1px dashed var(--color-line);
    border-radius:var(--radius-card);padding:58px 34px;text-align:center;
    box-shadow:var(--shadow-sm);
}
.missing-card h1{font-size:28px;color:var(--color-forest);margin-bottom:22px}
.missing-card .btn{margin:6px 0}

/* Footer */
.site-footer{
    background:var(--color-forest-deep);color:rgba(243,238,230,.8);
    border-top:2px solid var(--color-bronze);
}
.footer-top{
    display:grid;grid-template-columns:1.8fr .8fr 1.1fr;
    gap:44px;padding:64px 0 40px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-icon{width:44px;height:44px;font-size:22px}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(243,238,230,.68);max-width:360px}
.footer-col h4{font-size:16px;color:var(--color-text-on-dark);font-weight:600;margin-bottom:18px;font-family:var(--font-sans);letter-spacing:.05em}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.footer-col a,.footer-col li{color:rgba(243,238,230,.74);font-size:14px;line-height:1.7}
.footer-col a:hover{color:var(--color-bronze)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0}
.footer-bottom .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:rgba(243,238,230,.55)}
.footer-bottom span{white-space:nowrap}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* Responsive */
@media (max-width:1024px){
    .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--color-line);box-shadow:0 20px 30px rgba(0,0,0,.08);padding:18px 24px 26px;flex-direction:column;align-items:stretch;gap:0}
    .main-nav.open{display:flex}
    .main-nav .nav-link{padding:14px 0 13px;border-bottom:1px solid var(--color-line);font-size:15px;white-space:normal}
    .main-nav .nav-link::after{display:none}
    .nav-toggle{display:inline-flex}
    .search-box{display:none}
    .nav-wrap{height:64px}
    .brand-text{font-size:18px}
    .brand-text small{letter-spacing:.2em}
}
@media (max-width:768px){
    .container{padding:0 16px}
    .article-hero{padding:52px 0 42px}
    .article-hero h1{font-size:28px;margin-bottom:14px}
    .breadcrumb-list{margin-bottom:18px}
    .hero-kicker{margin-bottom:10px}
    .related-grid{grid-template-columns:1fr}
    .footer-top{grid-template-columns:1fr;gap:36px;padding:46px 0 30px}
    .article-main{padding:34px 0 20px}
    .article-card{padding:24px 18px}
    .article-card-foot{flex-direction:column;align-items:flex-start}
    .related-section{padding:44px 0 52px;margin-top:22px}
    .related-head{flex-direction:column;align-items:flex-start;margin-bottom:22px}
    .footer-bottom .container{flex-direction:column;align-items:center;text-align:center}
}
@media (max-width:640px){
    .nav-tools .btn-sm{padding:0 16px;font-size:13px}
    .nav-tools{gap:10px}
    .brand-text{font-size:17px}
    .brand-text small{font-size:10px}
    .btn{padding:0 20px;height:44px}
    .missing-card{padding:38px 22px}
}

/* roulang page: category2 */
:root {
            --color-forest: #20352F;
            --color-forest-deep: #14241F;
            --color-paper: #F7F2EA;
            --color-surface: #FFFFFF;
            --color-bronze: #A67C48;
            --color-bronze-deep: #8C6538;
            --color-ink: #222A26;
            --color-muted: #6C7370;
            --color-line: #E3DACB;
            --color-tag-bg: #EDE6DA;
            --color-text-on-dark: #F3EEE6;
            --color-danger: #A34E3A;
            --radius-card: 10px;
            --shadow-card: 0 1px 2px rgba(32, 42, 38, .04), 0 6px 18px rgba(32, 42, 38, .06);
            --shadow-hover: 0 4px 12px rgba(32, 42, 38, .08), 0 14px 30px rgba(32, 42, 38, .10);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            background-color: var(--color-paper);
            color: var(--color-ink);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--color-forest);
            text-decoration: none;
            transition: color .25s ease;
        }

        a:hover {
            color: var(--color-bronze-deep);
        }

        a:focus-visible,
        .btn:focus-visible,
        input:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(166, 124, 72, .35);
            outline-offset: 2px;
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: Georgia, "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            color: var(--color-forest);
            margin: 0 0 .5em;
            line-height: 1.3;
            letter-spacing: .02em;
        }

        p {
            margin-top: 0;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, .94);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-line);
            box-shadow: 0 1px 0 var(--color-line), 0 4px 14px rgba(0, 0, 0, .03);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

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

        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--color-forest);
            color: var(--color-bronze);
            display: grid;
            place-items: center;
            font-family: Georgia, serif;
            font-size: 22px;
            font-weight: 700;
        }

        .brand-text {
            font-size: 19px;
            font-weight: 700;
            font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
            color: var(--color-forest);
            line-height: 1.15;
            letter-spacing: .04em;
            display: flex;
            flex-direction: column;
        }

        .brand-text small {
            font-weight: 400;
            font-size: 11px;
            color: var(--color-muted);
            letter-spacing: .12em;
            margin-top: 3px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 4px;
            flex: 1;
        }

        .nav-link {
            position: relative;
            padding: 10px 14px;
            font-size: 15px;
            color: var(--color-ink);
            letter-spacing: .02em;
            white-space: nowrap;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 4px;
            height: 2px;
            background: var(--color-bronze);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform .3s ease;
        }

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

        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }

        .nav-link.active {
            color: var(--color-forest);
            font-weight: 600;
        }

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            height: 44px;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 40px;
            overflow: hidden;
            transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
        }

        .search-box:focus-within {
            border-color: var(--color-forest);
            background: var(--color-surface);
            box-shadow: 0 0 0 3px rgba(32, 53, 47, .10);
        }

        .search-box input {
            border: 0;
            background: transparent;
            padding: 0 6px 0 16px;
            width: 160px;
            height: 42px;
            font-size: 14px;
            color: var(--color-ink);
            outline: none;
        }

        .search-box input::placeholder {
            color: var(--color-muted);
        }

        .search-box button {
            background: transparent;
            border: 0;
            color: var(--color-forest);
            padding: 0 14px;
            font-size: 15px;
            cursor: pointer;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            transition: background .25s ease, color .25s ease, border-color .25s ease, transform .2s ease, box-shadow .25s ease;
        }

        .btn-sm {
            height: 42px;
            padding: 0 20px;
            font-size: 14px;
        }

        .btn-primary {
            background: var(--color-bronze);
            color: var(--color-forest-deep);
            border-color: var(--color-bronze);
        }

        .btn-primary:hover {
            background: var(--color-bronze-deep);
            color: var(--color-surface);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(140, 101, 56, .20);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-forest);
            border-color: var(--color-forest);
        }

        .btn-outline:hover {
            background: var(--color-forest);
            color: var(--color-surface);
            transform: translateY(-1px);
        }

        .btn-outline-light {
            background: transparent;
            color: var(--color-text-on-dark);
            border-color: rgba(243, 238, 230, .55);
        }

        .btn-outline-light:hover {
            background: var(--color-text-on-dark);
            color: var(--color-forest);
            border-color: var(--color-text-on-dark);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: var(--color-paper);
            color: var(--color-forest);
            border: 1px solid var(--color-line);
            border-radius: 10px;
            font-size: 20px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: border-color .25s ease;
        }

        .nav-toggle:hover {
            border-color: var(--color-bronze);
        }

        @media (max-width: 1024px) {
            .site-header .brand-text {
                font-size: 17px;
            }

            .search-box input {
                width: 120px;
            }

            .nav-link {
                padding: 10px 9px;
                font-size: 14px;
            }
        }

        @media (max-width: 840px) {
            .nav-wrap {
                height: 64px;
                gap: 12px;
            }

            .main-nav {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-line);
                box-shadow: 0 18px 40px rgba(32, 42, 38, .08);
                padding: 10px 20px 20px;
                gap: 0;
            }

            .main-nav.is-open {
                display: flex;
            }

            .main-nav .nav-link {
                display: block;
                padding: 14px 8px;
                border-bottom: 1px solid var(--color-line);
                font-size: 16px;
            }

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

            .main-nav .nav-link:last-of-type {
                border-bottom: 0;
            }

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

            .search-box {
                display: none;
            }

            .site-header .nav-tools .btn-sm {
                height: 40px;
                padding: 0 16px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 18px;
            }

            .brand-text {
                font-size: 16px;
            }

            .brand-text small {
                font-size: 10px;
                letter-spacing: .06em;
            }
        }

        @media (max-width: 420px) {
            .brand-text small {
                display: none;
            }

            .site-header .nav-tools .btn-sm {
                width: 40px;
                padding: 0;
                font-size: 14px;
            }

            .site-header .nav-tools .btn-sm span {
                display: none;
            }
        }

        .page-hero {
            position: relative;
            background-color: var(--color-forest);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 96px 0 88px;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(20, 36, 31, .88) 0%, rgba(32, 53, 47, .76) 100%);
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            max-width: 900px;
            text-align: center;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            letter-spacing: .14em;
            color: rgba(243, 238, 230, .72);
            border: 1px solid rgba(243, 238, 230, .3);
            padding: 6px 14px;
            border-radius: 40px;
            margin-bottom: 22px;
        }

        .page-hero .eyebrow i {
            color: var(--color-bronze);
        }

        .page-hero h1 {
            color: var(--color-text-on-dark);
            font-size: clamp(38px, 5vw, 58px);
            line-height: 1.18;
            margin-bottom: 18px;
        }

        .hero-lead {
            color: rgba(243, 238, 230, .88);
            font-size: 17px;
            max-width: 680px;
            margin: 0 auto 30px;
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
        }

        .section {
            padding: 88px 0;
        }

        .paper-bg {
            background: var(--color-paper);
        }

        .white-bg {
            background: var(--color-surface);
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 42px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-bronze-deep);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .08em;
            text-transform: uppercase;
        }

        .section-kicker::before {
            content: "";
            display: inline-block;
            width: 14px;
            height: 2px;
            background: currentColor;
            border-radius: 2px;
        }

        .section-head h2 {
            font-size: clamp(26px, 2.8vw, 36px);
            margin-top: 14px;
            margin-bottom: 16px;
        }

        .section-head p {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
        }

        .benefit-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .benefit-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 30px 24px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .benefit-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--color-bronze), transparent);
            opacity: 0;
            transition: opacity .3s ease;
        }

        .benefit-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .benefit-card:hover::before {
            opacity: 1;
        }

        .benefit-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--color-tag-bg);
            color: var(--color-forest);
            display: grid;
            place-items: center;
            font-size: 21px;
            margin-bottom: 18px;
        }

        .benefit-card h3 {
            font-size: 19px;
            margin-bottom: 8px;
        }

        .benefit-card p {
            color: var(--color-muted);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        @media (max-width: 1024px) {
            .benefit-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 560px) {
            .section {
                padding: 60px 0;
            }

            .benefit-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        .split-row {
            display: grid;
            grid-template-columns: 5fr 7fr;
            align-items: center;
            gap: 60px;
        }

        .split-row.media-right {
            grid-template-columns: 7fr 5fr;
        }

        .split-media {
            position: relative;
            overflow: hidden;
            border-radius: 14px;
            box-shadow: var(--shadow-hover);
        }

        .split-media img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .split-media:hover img {
            transform: scale(1.03);
        }

        .split-content .section-kicker {
            margin-bottom: 8px;
        }

        .split-content h2 {
            font-size: clamp(26px, 2.5vw, 34px);
            margin: 14px 0 18px;
        }

        .split-content>p {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 20px;
        }

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

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            padding: 7px 0;
            color: var(--color-ink);
        }

        .check-list li i {
            color: var(--color-bronze);
            margin-top: 6px;
            font-size: 13px;
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-forest);
            border-bottom: 2px solid var(--color-bronze);
            padding-bottom: 4px;
        }

        .btn-text:hover {
            color: var(--color-bronze-deep);
            border-color: var(--color-bronze-deep);
        }

        @media (max-width: 920px) {

            .split-row,
            .split-row.media-right {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .split-media img {
                height: 280px;
            }
        }

        .compare-wrap {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .table-scroll {
            overflow-x: auto;
        }

        .compare-table {
            border-collapse: separate;
            border-spacing: 0;
            width: 100%;
            min-width: 760px;
            font-size: 14px;
        }

        .compare-table th,
        .compare-table td {
            padding: 16px 18px;
            text-align: center;
            border-bottom: 1px solid var(--color-line);
        }

        .compare-table thead th {
            font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
            background: var(--color-forest);
            color: var(--color-text-on-dark);
            font-size: 16px;
            font-weight: 600;
            letter-spacing: .04em;
            border-right: 1px solid rgba(243, 238, 230, .08);
            white-space: nowrap;
        }

        .compare-table thead th:first-child {
            background: var(--color-paper);
            color: var(--color-forest);
            text-align: left;
        }

        .compare-table thead th.recommended-col {
            position: relative;
            background: var(--color-forest-deep);
        }

        .recommend-badge {
            position: absolute;
            top: 8px;
            right: 8px;
            background: var(--color-bronze);
            color: var(--color-forest-deep);
            font-size: 10px;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 40px;
            letter-spacing: .08em;
        }

        .compare-table tbody tr:last-child td {
            border-bottom: 0;
        }

        .compare-table td {
            background: rgba(255, 255, 255, .5);
            transition: background .25s ease;
        }

        .compare-table tbody tr:hover td {
            background: rgba(247, 242, 234, .55);
        }

        .compare-table td.role-label {
            text-align: left;
            font-weight: 600;
            color: var(--color-ink);
            background: rgba(247, 242, 234, .32);
            border-right: 1px solid var(--color-line);
        }

        .compare-table td.recommended-col {
            background: rgba(32, 53, 47, .04);
        }

        .compare-table tbody tr:hover td.recommended-col {
            background: rgba(166, 124, 72, .08);
        }

        .compare-table td i.fa-check {
            color: var(--color-forest);
        }

        .compare-table td i.fa-minus {
            color: #B4B3AF;
        }

        .compare-note {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--color-muted);
            font-size: 13px;
            margin-top: 18px;
        }

        .compare-note span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .level-section {
            background: linear-gradient(180deg, var(--color-paper) 4%, var(--color-surface) 100%);
        }

        .level-list {
            max-width: 940px;
            margin: 0 auto;
        }

        .level-item {
            display: grid;
            grid-template-columns: 72px minmax(0, 1fr) auto;
            gap: 28px;
            align-items: center;
            padding: 30px 4px;
            border-bottom: 1px solid var(--color-line);
            transition: padding-left .3s ease;
        }

        .level-item:first-child {
            border-top: 1px solid var(--color-line);
        }

        .level-item:hover {
            padding-left: 12px;
        }

        .level-no {
            font-family: Georgia, "Noto Serif SC", serif;
            font-size: 40px;
            font-weight: 700;
            color: var(--color-bronze);
            opacity: .8;
            line-height: 1;
        }

        .level-copy h3 {
            font-size: 22px;
            margin-bottom: 7px;
        }

        .level-copy p {
            color: var(--color-muted);
            font-size: 14px;
            margin-bottom: 6px;
            max-width: 600px;
        }

        .level-copy .tag {
            display: inline-flex;
            background: var(--color-tag-bg);
            color: var(--color-forest);
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 12px;
            margin-top: 4px;
        }

        .level-action {
            white-space: nowrap;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-forest);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .level-action:hover {
            color: var(--color-bronze-deep);
        }

        @media (max-width: 700px) {
            .level-item {
                grid-template-columns: 40px 1fr;
                gap: 14px;
                padding: 24px 0;
            }

            .level-no {
                font-size: 32px;
            }

            .level-action {
                grid-column: 1 / -1;
                margin-top: 4px;
            }

            .level-item:hover {
                padding-left: 0;
            }
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
        }

        .step-item {
            position: relative;
            padding-top: 14px;
        }

        .step-item:not(:last-child)::after {
            content: "";
            position: absolute;
            top: 40px;
            right: -14px;
            width: 14px;
            height: 1px;
            border-top: 2px dashed var(--color-bronze);
        }

        .step-num {
            display: grid;
            place-items: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-forest);
            color: var(--color-text-on-dark);
            font-family: Georgia, serif;
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }

        .step-item h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }

        .step-item p {
            color: var(--color-muted);
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        @media (max-width: 900px) {
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .step-item:not(:last-child)::after {
                display: none;
            }

            .step-item {
                display: grid;
                grid-template-columns: 48px 1fr;
                gap: 14px;
                align-items: start;
                background: var(--color-surface);
                border: 1px solid var(--color-line);
                border-radius: 10px;
                padding: 18px;
                box-shadow: var(--shadow-card);
            }

            .step-num {
                margin-bottom: 0;
            }
        }

        .faq-section {
            background: var(--color-paper);
        }

        .faq-layout {
            max-width: 880px;
            margin: 0 auto;
        }

        .accordion {
            background: transparent;
            margin: 0 0 30px;
            border: 0;
        }

        .accordion-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 10px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .25s ease;
        }

        .accordion-item:hover {
            border-color: rgba(166, 124, 72, .55);
        }

        .accordion-item.is-active {
            border-color: var(--color-bronze);
            box-shadow: var(--shadow-card);
        }

        .accordion-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 20px 22px;
            background: var(--color-surface);
            border: 0;
            color: var(--color-ink);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: left;
            position: relative;
            cursor: pointer;
            outline: none;
            transition: color .25s ease;
        }

        .accordion-title:hover,
        .accordion-item.is-active .accordion-title {
            color: var(--color-forest);
        }

        .accordion-title::before {
            display: none;
        }

        .accordion-title::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 14px;
            color: var(--color-bronze);
            flex-shrink: 0;
            transition: transform .3s ease;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
        }

        .accordion-content {
            padding: 0 22px 22px;
            border-top: 0;
            background: var(--color-surface);
            color: #4F5853;
            font-size: 15px;
            line-height: 1.85;
        }

        .cta-section {
            position: relative;
            background-color: var(--color-forest);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            padding: 100px 0;
            text-align: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20, 36, 31, .9), rgba(32, 53, 47, .78));
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
            margin: 0 auto;
        }

        .gold-line {
            width: 44px;
            height: 2px;
            background: var(--color-bronze);
            margin: 0 auto 22px;
            border-radius: 4px;
        }

        .cta-content h2 {
            color: var(--color-text-on-dark);
            font-size: clamp(28px, 3.4vw, 40px);
            margin-bottom: 14px;
        }

        .cta-content p {
            color: rgba(243, 238, 230, .88);
            font-size: 16px;
            margin-bottom: 30px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
        }

        .site-footer {
            background: var(--color-forest-deep);
            color: rgba(243, 238, 230, .72);
            padding-top: 64px;
        }

        .site-footer .container {
            max-width: 1200px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 3fr 2fr 2fr;
            gap: 50px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(243, 238, 230, .12);
        }

        .footer-brand .brand {
            color: var(--color-text-on-dark);
            margin-bottom: 18px;
        }

        .footer-brand .brand-icon {
            background: var(--color-bronze);
            color: var(--color-forest-deep);
        }

        .footer-brand .brand-text {
            color: var(--color-text-on-dark);
        }

        .footer-brand .brand-text small {
            color: rgba(243, 238, 230, .55);
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.9;
            color: rgba(243, 238, 230, .55);
            margin-bottom: 0;
        }

        .footer-col h4 {
            color: var(--color-text-on-dark);
            font-size: 18px;
            margin-bottom: 18px;
            font-weight: 600;
        }

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

        .footer-col li {
            margin-bottom: 9px;
            font-size: 14px;
            color: rgba(243, 238, 230, .62);
        }

        .footer-col a {
            color: rgba(243, 238, 230, .72);
            font-size: 14px;
            transition: color .25s ease;
        }

        .footer-col a:hover {
            color: var(--color-bronze);
        }

        .footer-col i {
            color: var(--color-bronze);
            margin-right: 8px;
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            padding: 22px 0;
        }

        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 0;
            padding-bottom: 0;
        }

        .footer-bottom span {
            color: rgba(243, 238, 230, .5);
            font-size: 12px;
        }

        @media (max-width: 900px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

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

        @media (max-width: 520px) {
            .footer-top {
                grid-template-columns: 1fr;
            }

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

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

/* roulang page: category3 */
:root {
    --color-forest: #20352F;
    --color-forest-deep: #14241F;
    --color-paper: #F7F2EA;
    --color-surface: #FFFFFF;
    --color-bronze: #A67C48;
    --color-bronze-deep: #8C6538;
    --color-ink: #222A26;
    --color-muted: #6C7370;
    --color-line: #E3DACB;
    --color-tag-bg: #EDE6DA;
    --color-text-on-dark: #F3EEE6;
    --color-danger: #A34E3A;
    --font-serif: Georgia, "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
    --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --shadow-sm: 0 1px 0 rgba(32, 42, 38, 0.03), 0 6px 18px rgba(32, 42, 38, 0.06);
    --shadow-hover: 0 4px 12px rgba(32, 42, 38, 0.08), 0 14px 30px rgba(32, 42, 38, 0.10);
    --radius-card: 12px;
    --radius-img: 14px;
    --radius-pill: 40px;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-ink);
    background: var(--color-paper);
    -webkit-font-smoothing: antialiased;
  }

  body.open-nav {
    overflow: hidden;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  a {
    color: var(--color-forest);
    text-decoration: none;
    transition: color .22s ease;
  }

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

  ul,
  ol,
  dl,
  p,
  figure {
    margin-top: 0;
  }

  button {
    background: none;
    border: 0;
    padding: 0;
    font: inherit;
    cursor: pointer;
  }

  input,
  textarea {
    font: inherit;
  }

  :focus-visible {
    outline: 2px solid var(--color-bronze);
    outline-offset: 3px;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 120;
    background: rgba(255, 255, 255, 0.94);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 1px 0 rgba(32,42,38,.02), 0 4px 14px rgba(32,42,38,.03);
  }

  .nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 72px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    text-decoration: none;
  }

  .brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-forest);
    color: var(--color-text-on-dark);
    font-family: var(--font-serif);
    font-size: 23px;
    font-weight: 700;
    box-shadow: inset 0 0 0 1px rgba(243, 238, 230, .25);
  }

  .brand-text {
    display: block;
    font-family: var(--font-serif);
    font-size: 21px;
    font-weight: 700;
    letter-spacing: .04em;
    line-height: 1.2;
    color: var(--color-forest-deep);
    white-space: nowrap;
  }

  .brand-text small {
    display: block;
    font-size: 9px;
    letter-spacing: .32em;
    font-weight: 500;
    color: var(--color-bronze-deep);
    text-transform: none;
    font-family: var(--font-sans);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: nowrap;
  }

  .nav-link {
    display: block;
    position: relative;
    padding: 8px 13px;
    color: var(--color-ink);
    font-size: 15px;
    font-weight: 500;
    border-radius: 6px;
    transition: color .2s ease;
    white-space: nowrap;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 2px;
    height: 2px;
    background: var(--color-bronze);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .25s ease-out;
  }

  .nav-link:hover,
  .nav-link.active {
    color: var(--color-forest);
  }

  .nav-link:hover::after,
  .nav-link.active::after {
    transform: scaleX(1);
  }

  .nav-tools {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  .search-box {
    display: flex;
    align-items: center;
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-pill);
    height: 40px;
    width: 220px;
    padding-left: 14px;
    transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
  }

  .search-box:focus-within {
    border-color: var(--color-forest);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(32, 53, 47, .12);
  }

  .search-box input {
    flex: 1;
    min-width: 0;
    border: 0;
    background: transparent;
    color: var(--color-ink);
    font-size: 14px;
    outline: none;
    height: 100%;
  }

  .search-box input::placeholder {
    color: #9A9E9B;
  }

  .search-box button {
    display: grid;
    place-items: center;
    height: 38px;
    width: 46px;
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    color: var(--color-forest);
    transition: color .2s ease;
  }

  .search-box button:hover {
    color: var(--color-bronze-deep);
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    padding: 0 26px;
    border-radius: var(--radius-pill);
    border: 1px solid transparent;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: .02em;
    text-decoration: none;
    transition: background .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
    white-space: nowrap;
  }

  .btn-primary {
    background: var(--color-bronze);
    color: var(--color-forest-deep);
    box-shadow: 0 6px 16px rgba(166, 124, 72, .20);
  }

  .btn-primary:hover,
  .btn-primary:focus-visible {
    background: var(--color-bronze-deep);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(166, 124, 72, .30);
  }

  .btn-outline {
    background: transparent;
    color: var(--color-text-on-dark);
    border-color: rgba(243, 238, 230, .72);
  }

  .btn-outline:hover,
  .btn-outline:focus-visible {
    background: rgba(243, 238, 230, .10);
    border-color: #F3EEE6;
    color: #fff;
    transform: translateY(-1px);
  }

  .btn-line {
    background: transparent;
    color: var(--color-forest);
    border-color: rgba(32, 53, 47, .35);
  }

  .btn-line:hover {
    color: #fff;
    background: var(--color-forest);
    border-color: var(--color-forest);
  }

  .btn-sm {
    height: 40px;
    padding: 0 18px;
    font-size: 14px;
  }

  .nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    color: var(--color-forest);
    border: 1px solid var(--color-line);
    border-radius: 10px;
    background: #fff;
    font-size: 17px;
    transition: background .2s ease, color .2s ease;
  }

  .nav-toggle:hover {
    background: var(--color-tag-bg);
    color: var(--color-bronze-deep);
  }

  .page-banner {
    position: relative;
    color: var(--color-text-on-dark);
    background-color: var(--color-forest-deep);
    background-image: linear-gradient(112deg, rgba(20, 36, 31, .96) 0%, rgba(32, 53, 47, .88) 48%, rgba(20, 36, 31, .70) 100%), url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center;
    overflow: hidden;
  }

  .page-banner::after {
    content: "";
    position: absolute;
    right: -80px;
    top: 30px;
    width: 300px;
    height: 300px;
    border: 1px solid rgba(243, 238, 230, .16);
    border-radius: 50%;
    pointer-events: none;
  }

  .page-banner .container {
    position: relative;
    z-index: 2;
    padding-top: 88px;
    padding-bottom: 76px;
  }

  .breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 13px;
    color: rgba(243, 238, 230, .75);
    gap: 6px;
    margin-bottom: 28px;
  }

  .breadcrumb a {
    color: rgba(243, 238, 230, .78);
    transition: color .2s ease;
  }

  .breadcrumb a:hover {
    color: var(--color-bronze);
  }

  .breadcrumb span {
    opacity: .6;
  }

  .breadcrumb em {
    font-style: normal;
    color: var(--color-bronze);
  }

  .banner-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(243, 238, 230, .10);
    border: 1px solid rgba(243, 238, 230, .16);
    padding: 5px 13px;
    border-radius: 30px;
    font-size: 13px;
    letter-spacing: .12em;
    color: #EADBC8;
    margin-bottom: 22px;
  }

  .page-banner h1 {
    font-family: var(--font-serif);
    font-size: clamp(38px, 5.6vw, 64px);
    line-height: 1.16;
    margin: 0 0 18px;
    color: #fff;
  }

  .banner-lead {
    max-width: 760px;
    font-size: 17px;
    line-height: 1.8;
    color: rgba(243, 238, 230, .90);
    margin-bottom: 32px;
  }

  .banner-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
  }

  .banner-note {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
    padding: 12px 16px;
    max-width: 680px;
    border: 1px solid rgba(243, 238, 230, .18);
    border-radius: 12px;
    background: rgba(255, 255, 255, .06);
    font-size: 13px;
    color: rgba(243, 238, 230, .88);
  }

  .banner-note i {
    color: var(--color-bronze);
  }

  .section {
    padding: 96px 0;
  }

  .section-white {
    background: #fff;
  }

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

  .section-head {
    max-width: 760px;
    margin-bottom: 46px;
  }

  .section-head.center {
    margin-inline: auto;
    text-align: center;
  }

  .section-head h2 {
    font-family: var(--font-serif);
    font-size: clamp(28px, 3.2vw, 38px);
    line-height: 1.3;
    color: var(--color-forest-deep);
    margin: 14px 0 12px;
  }

  .section-head p {
    color: var(--color-muted);
    margin-bottom: 0;
    font-size: 16px;
  }

  .sec-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-sans);
    background: var(--color-tag-bg);
    color: var(--color-bronze-deep);
    border-radius: 6px;
    padding: 4px 12px;
    font-size: 13px;
    letter-spacing: .1em;
    font-weight: 600;
  }

  .sec-eyebrow::before {
    content: "";
    width: 16px;
    height: 2px;
    background: var(--color-bronze);
  }

  .steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .step-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    padding: 30px 22px 26px;
    box-shadow: 0 1px 2px rgba(32, 42, 38, .03);
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  }

  .step-card::before {
    content: "";
    position: absolute;
    left: 22px;
    top: -1px;
    width: 38px;
    height: 3px;
    border-radius: 0 0 4px 4px;
    background: var(--color-bronze);
    opacity: 0;
    transition: width .3s ease, opacity .3s ease;
  }

  .step-card:hover,
  .step-card:focus-within {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    background: var(--color-surface);
  }

  .step-card:hover::before {
    width: 62px;
    opacity: 1;
  }

  .step-index {
    font-family: var(--font-serif);
    font-size: 38px;
    line-height: 1;
    color: var(--color-bronze);
    font-weight: 700;
    display: block;
    margin-bottom: 20px;
  }

  .step-index::after {
    content: "";
    display: block;
    width: 30px;
    height: 2px;
    background: var(--color-line);
    margin-top: 10px;
  }

  .step-card h3 {
    font-size: 18px;
    line-height: 1.4;
    color: var(--color-forest-deep);
    margin: 0 0 10px;
  }

  .step-card p {
    color: var(--color-muted);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 0;
  }

  .split-grid {
    display: grid;
    grid-template-columns: 1.04fr .96fr;
    align-items: center;
    gap: 56px;
  }

  .split-content h2 {
    font-family: var(--font-serif);
    font-size: clamp(25px, 3vw, 34px);
    line-height: 1.3;
    margin: 14px 0 16px;
    color: var(--color-forest-deep);
  }

  .split-content > p {
    color: var(--color-muted);
    margin-bottom: 14px;
  }

  .check-list {
    list-style: none;
    margin: 24px 0 28px;
    padding: 0;
    border-top: 1px solid var(--color-line);
  }

  .check-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-line);
  }

  .check-list i {
    margin-top: 5px;
    color: var(--color-bronze);
  }

  .check-list strong {
    display: block;
    font-weight: 700;
    color: var(--color-forest-deep);
  }

  .check-list span {
    display: block;
    color: var(--color-muted);
    font-size: 15px;
  }

  .split-photo {
    position: relative;
    border-radius: var(--radius-img);
    overflow: hidden;
    box-shadow: 0 8px 18px rgba(32, 42, 38, .08), 0 22px 44px rgba(32, 42, 38, .08);
  }

  .split-photo::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 35%;
    background: linear-gradient(transparent, rgba(20, 36, 31, .35));
    pointer-events: none;
  }

  .split-photo img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .split-photo:hover img {
    transform: scale(1.03);
  }

  .split-photo figcaption {
    position: absolute;
    left: 16px;
    bottom: 14px;
    z-index: 2;
    background: rgba(20, 36, 31, .72);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    color: var(--color-text-on-dark);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
  }

  .security-band {
    position: relative;
    background-color: var(--color-forest-deep);
    background-image: linear-gradient(rgba(20, 36, 31, .93), rgba(20, 36, 31, .92)), url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    color: var(--color-text-on-dark);
    padding: 96px 0;
  }

  .security-band .sec-eyebrow {
    background: rgba(243, 238, 230, .12);
    color: #E7D5BE;
  }

  .security-band .section-head h2 {
    color: #fff;
  }

  .security-band .section-head p {
    color: rgba(243, 238, 230, .78);
  }

  .security-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .security-card {
    background: rgba(255, 255, 255, .055);
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: var(--radius-card);
    padding: 26px 20px 22px;
    box-shadow: 0 8px 18px rgba(0, 0, 0, .12);
    transition: transform .25s ease, background .25s ease, border-color .25s ease;
  }

  .security-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, .09);
    border-color: rgba(230, 209, 180, .28);
  }

  .security-card i {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--color-bronze);
    color: #fff;
    font-size: 18px;
    margin-bottom: 16px;
  }

  .security-card h3 {
    color: #fff;
    font-size: 17px;
    margin: 0 0 8px;
  }

  .security-card p {
    color: rgba(243, 238, 230, .72);
    font-size: 14px;
    line-height: 1.7;
    margin: 0;
  }

  .faq-band {
    background: var(--color-paper);
  }

  .faq-layout {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 56px;
    align-items: start;
  }

  .faq-aside {
    position: sticky;
    top: 110px;
  }

  .faq-aside h2 {
    font-family: var(--font-serif);
    font-size: clamp(28px, 3vw, 36px);
    line-height: 1.3;
    color: var(--color-forest-deep);
    margin: 14px 0 14px;
  }

  .faq-aside p {
    color: var(--color-muted);
    font-size: 15px;
    margin-bottom: 22px;
  }

  .faq-aside .btn {
    margin-right: 10px;
  }

  .faq-panel {
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .faq-panel .accordion-item {
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: #fff;
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(32, 42, 38, .025);
    transition: box-shadow .25s ease, border-color .25s ease;
  }

  .faq-panel .accordion-item:hover {
    border-color: #D8CBB8;
    box-shadow: 0 6px 16px rgba(32, 42, 38, .06);
  }

  .faq-panel .accordion-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-forest-deep);
    line-height: 1.5;
    background: #fff;
    border: 0;
    text-decoration: none;
    transition: background .2s ease;
  }

  .faq-panel .accordion-title:hover,
  .faq-panel .accordion-item.is-active .accordion-title {
    background: #FBF8F2;
  }

  .faq-panel .accordion-title .faq-icon {
    flex-shrink: 0;
    display: inline-grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--color-line);
    color: var(--color-bronze-deep);
    transition: transform .25s ease, background .25s ease, color .25s ease;
  }

  .faq-panel .accordion-item.is-active .faq-icon {
    transform: rotate(180deg);
    background: var(--color-bronze-deep);
    color: #fff;
    border-color: var(--color-bronze-deep);
  }

  .faq-panel .accordion-content {
    padding: 0 22px 20px;
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.8;
    border-top: 1px dashed var(--color-line);
  }

  .faq-foot {
    margin-top: 28px;
    padding: 16px 20px;
    border: 1px dashed var(--color-line);
    border-radius: var(--radius-card);
    background: rgba(255, 255, 255, .6);
  }

  .faq-foot p {
    margin: 0;
    font-size: 14px;
    color: var(--color-muted);
  }

  .faq-foot i {
    color: var(--color-bronze-deep);
    margin-right: 8px;
  }

  .cta-band {
    position: relative;
    background-color: var(--color-forest);
    background-image: linear-gradient(100deg, rgba(20, 36, 31, .95), rgba(32, 53, 47, .9)), url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: 100px 0;
    color: var(--color-text-on-dark);
    overflow: hidden;
  }

  .cta-band::before {
    content: "";
    width: 44px;
    height: 2px;
    background: var(--color-bronze);
    display: block;
    margin: 0 auto 24px;
  }

  .cta-band h2 {
    color: #fff;
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.3;
    font-family: var(--font-serif);
    max-width: 760px;
    margin: 0 auto 16px;
  }

  .cta-band p {
    color: rgba(243, 238, 230, .82);
    max-width: 620px;
    margin: 0 auto 32px;
    font-size: 16px;
  }

  .cta-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
  }

  .site-footer {
    background: var(--color-forest-deep);
    color: rgba(243, 238, 230, .74);
    border-top: 2px solid var(--color-bronze);
  }

  .site-footer .container {
    padding-top: 56px;
    padding-bottom: 24px;
  }

  .footer-top {
    display: grid;
    grid-template-columns: 1.6fr 0.8fr 1.1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(243, 238, 230, .10);
  }

  .footer-brand .brand {
    margin-bottom: 18px;
  }

  .footer-brand .brand-icon {
    background: rgba(255, 255, 255, .08);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .18);
  }

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

  .footer-brand .brand-text small {
    color: #D3B78F;
  }

  .footer-brand > p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(243, 238, 230, .66);
    max-width: 420px;
    margin-bottom: 0;
  }

  .footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: .08em;
    margin: 0 0 18px;
  }

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

  .footer-col li {
    margin-bottom: 11px;
    font-size: 14px;
    color: rgba(243, 238, 230, .68);
  }

  .footer-col a {
    color: rgba(243, 238, 230, .72);
    transition: color .2s ease;
  }

  .footer-col a:hover {
    color: #C7A575;
  }

  .footer-col i {
    width: 20px;
    margin-right: 6px;
    text-align: center;
    color: var(--color-bronze);
  }

  .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 24px;
    color: rgba(243, 238, 230, .52);
    font-size: 13px;
  }

  .footer-bottom a {
    color: rgba(243, 238, 230, .68);
  }

  .footer-bottom a:hover {
    color: #C7A575;
  }

  @media (max-width: 1180px) {
    .nav-tools .search-box {
      display: none;
    }
  }

  @media (max-width: 1080px) {
    .nav-wrap {
      min-height: 64px;
    }

    .main-nav {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      flex-direction: column;
      align-items: stretch;
      gap: 4px;
      background: rgba(255, 255, 255, .98);
      padding: 16px 20px 20px;
      border-top: 1px solid var(--color-line);
      box-shadow: 0 16px 28px rgba(32, 42, 38, .08);
    }

    .main-nav.is-open {
      display: flex;
      animation: navReveal .25s ease-out;
    }

    @keyframes navReveal {
      from {
        opacity: 0;
        transform: translateY(-6px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .nav-link {
      padding: 12px 14px;
      border-bottom: 1px solid var(--color-line);
      font-size: 16px;
    }

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

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

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

    .split-grid {
      grid-template-columns: 1fr;
      gap: 34px;
    }

    .split-photo img {
      aspect-ratio: 16 / 10;
    }

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

    .faq-layout {
      grid-template-columns: 1fr;
      gap: 38px;
    }

    .faq-aside {
      position: static;
    }

    .section {
      padding: 72px 0;
    }

    .footer-top {
      grid-template-columns: 1fr 1fr;
    }

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

  @media (max-width: 640px) {
    .container {
      padding-left: 16px;
      padding-right: 16px;
    }

    .nav-wrap {
      gap: 8px;
    }

    .brand-icon {
      width: 36px;
      height: 36px;
      font-size: 20px;
    }

    .brand-text {
      font-size: 18px;
    }

    .brand-text small {
      font-size: 8px;
      letter-spacing: .24em;
    }

    .nav-tools {
      gap: 8px;
    }

    .nav-tools .btn {
      height: 38px;
      padding: 0 12px;
      font-size: 13px;
    }

    .nav-tools .btn i {
      display: none;
    }

    .nav-toggle {
      width: 38px;
      height: 38px;
      font-size: 15px;
    }

    .page-banner .container {
      padding-top: 64px;
      padding-bottom: 54px;
    }

    .page-banner h1 {
      font-size: 36px;
    }

    .banner-lead {
      font-size: 15px;
    }

    .banner-actions {
      align-items: stretch;
      flex-direction: column;
    }

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

    .banner-note {
      font-size: 12px;
      padding: 10px 12px;
    }

    .section {
      padding: 58px 0;
    }

    .section-head {
      margin-bottom: 32px;
    }

    .section-head h2 {
      font-size: 26px;
    }

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

    .step-card {
      padding: 22px 18px;
    }

    .check-list li {
      padding: 11px 0;
    }

    .security-band {
      padding: 60px 0;
    }

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

    .security-card {
      padding: 20px 16px;
    }

    .faq-panel .accordion-title {
      padding: 15px 16px;
      font-size: 15px;
    }

    .faq-panel .accordion-content {
      padding: 0 16px 16px;
    }

    .faq-aside .btn {
      width: 100%;
      margin: 0 0 10px;
    }

    .footer-top {
      grid-template-columns: 1fr;
      gap: 32px;
    }

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

    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
      padding-top: 18px;
    }

    .split-photo figcaption {
      left: 12px;
      bottom: 12px;
      font-size: 12px;
    }

    .cta-band {
      padding: 70px 0;
    }

    .cta-actions {
      flex-direction: column;
      align-items: stretch;
    }

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

    .faq-layout {
      gap: 30px;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    html {
      scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
      animation: none !important;
      transition: none !important;
    }

    .step-card:hover,
    .security-card:hover {
      transform: none;
    }
  }

/* roulang page: category4 */
:root {
  --color-forest: #20352F;
  --color-forest-deep: #14241F;
  --color-paper: #F7F2EA;
  --color-surface: #FFFFFF;
  --color-bronze: #A67C48;
  --color-bronze-deep: #8C6538;
  --color-ink: #222A26;
  --color-muted: #6C7370;
  --color-line: #E3DACB;
  --color-tag-bg: #EDE6DA;
  --color-text-on-dark: #F3EEE6;
  --color-danger: #A34E3A;
  --radius-card: 10px;
  --radius-img: 8px;
  --shadow-card: 0 1px 2px rgba(32, 42, 38, 0.04), 0 6px 18px rgba(32, 42, 38, 0.06);
  --shadow-card-hover: 0 4px 12px rgba(32, 42, 38, 0.08), 0 14px 30px rgba(32, 42, 38, 0.10);
  --font-serif: Georgia, "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink);
  background-color: var(--color-paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; }
a { color: inherit; text-decoration: none; transition: color 0.25s ease-out, background-color 0.25s ease-out, border-color 0.25s ease-out, box-shadow 0.25s ease-out; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid rgba(166, 124, 72, 0.35); outline-offset: 2px; }
img { max-width: 100%; display: block; }
input, button { font-family: inherit; }
button { border: 0; background: none; cursor: pointer; }

h1, h2, h3 {
  font-family: var(--font-serif);
  letter-spacing: 0.02em;
  line-height: 1.3;
  color: var(--color-forest-deep);
}

h1 { font-size: clamp(34px, 4.6vw, 52px); }
h2 { font-size: clamp(26px, 2.8vw, 34px); }
h3 { font-size: 20px; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section { padding: 96px 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 30px;
  margin-bottom: 44px;
}

.section-head h2 { margin-bottom: 8px; }
.section-head p { color: var(--color-muted); max-width: 680px; }

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--color-tag-bg);
  color: var(--color-forest);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-forest);
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
}
.text-link i { transition: transform 0.25s ease-out; font-size: 13px; }
.text-link:hover { color: var(--color-bronze-deep); }
.text-link:hover i { transform: translateX(4px); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 46px;
  padding: 0 26px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--color-ink);
  background: var(--color-bronze);
  border: 1px solid transparent;
  transition: background-color 0.25s ease-out, color 0.25s ease-out, border-color 0.25s ease-out, transform 0.25s ease-out, box-shadow 0.25s ease-out;
  box-shadow: 0 2px 6px rgba(32, 42, 38, 0.08);
}
.btn:hover { background: var(--color-bronze-deep); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 22px rgba(136, 100, 56, 0.24); }
.btn:active { transform: translateY(0); }

.btn-sm { height: 38px; padding: 0 18px; font-size: 14px; }

.btn-ghost {
  background: transparent;
  color: var(--color-forest);
  border-color: rgba(32, 53, 47, 0.55);
  box-shadow: none;
}
.btn-ghost:hover { background: var(--color-forest); border-color: var(--color-forest); color: #fff; box-shadow: 0 8px 22px rgba(32, 53, 47, 0.18); }

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.65);
  box-shadow: none;
}
.btn-outline-light:hover { background: #fff; border-color: #fff; color: var(--color-forest-deep); box-shadow: none; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(227, 218, 203, 0.9);
  box-shadow: 0 1px 0 var(--color-line), 0 4px 14px rgba(0, 0, 0, 0.03);
}

.nav-wrap {
  position: relative;
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 72px;
}

.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  color: #fff;
  background: var(--color-forest-deep);
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  box-shadow: inset 0 0 0 2px rgba(166, 124, 72, 0.55);
}
.brand-text { font-family: var(--font-serif); font-size: 21px; font-weight: 700; color: var(--color-forest-deep); line-height: 1.15; letter-spacing: 0.01em; }
.brand-text small { display: block; font-size: 11px; font-weight: 500; color: var(--color-muted); letter-spacing: 0.26em; }
.brand:hover .brand-icon { background: var(--color-forest); }

.main-nav { display: flex; align-items: center; align-self: stretch; margin-left: 26px; }
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 6px;
  margin: 0 15px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-muted);
  transition: color 0.25s ease-out;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 12px;
  height: 2px;
  border-radius: 3px;
  background: var(--color-bronze);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s ease-out;
}
.nav-link:hover { color: var(--color-forest); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--color-forest); }
.nav-link.active::after { transform: scaleX(1); }

.nav-tools { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.search-box {
  display: flex;
  align-items: center;
  width: 220px;
  height: 38px;
  padding: 0 12px;
  background: #FCFAF6;
  border: 1px solid var(--color-line);
  border-radius: 40px;
  transition: border-color 0.2s ease-out, box-shadow 0.2s ease-out;
}
.search-box:focus-within { border-color: var(--color-forest); box-shadow: 0 0 0 3px rgba(32, 53, 47, 0.10); }
.search-box input { width: 100%; height: 100%; padding: 0 8px 0 2px; border: 0; background: transparent; font-size: 14px; color: var(--color-ink); }
.search-box input::placeholder { color: #999; }
.search-box input:focus { outline: none; }
.search-box button { color: var(--color-muted); font-size: 15px; padding: 4px; transition: color 0.2s; }
.search-box button:hover { color: var(--color-forest); }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  background: var(--color-paper);
  color: var(--color-forest);
  font-size: 17px;
  transition: background-color 0.2s ease-out, color 0.2s ease-out;
}
.nav-toggle:hover { background: var(--color-tag-bg); color: var(--color-forest-deep); }

/* Category Hero */
.cat-hero {
  background: linear-gradient(135deg, #FBF7F0 0%, #F1E7DA 100%);
  padding: 78px 0 88px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-line);
}
.cat-hero .grid-x { align-items: center; row-gap: 36px; }
.cat-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 24px;
}
.cat-breadcrumb a { text-decoration: none; color: var(--color-muted); }
.cat-breadcrumb a:hover { color: var(--color-forest); }
.cat-breadcrumb span { opacity: 0.5; }

.cat-kicker {
  display: inline-block;
  margin-bottom: 17px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.32em;
  color: var(--color-bronze-deep);
  text-transform: uppercase;
}
.cat-hero h1 { margin-bottom: 18px; }
.cat-hero-desc {
  max-width: 630px;
  font-size: 17px;
  color: var(--color-muted);
  line-height: 1.9;
  margin-bottom: 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-photo-wrap {
  position: relative;
  margin-left: 30px;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 20px 58px rgba(20, 36, 31, 0.20);
  border: 8px solid rgba(255, 255, 255, 0.72);
}
.hero-photo-wrap img { width: 100%; height: 330px; object-fit: cover; }
.hero-photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 36, 31, 0.28), transparent 45%);
}

/* Update Sections */
.update-section { background: #fff; }
.update-list { border-top: 1px solid var(--color-line); }
.update-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 30px 6px;
  border-bottom: 1px solid var(--color-line);
  transition: background-color 0.25s ease-out;
}
.update-row:hover { background: #FDFBF8; }
.update-no {
  font-family: var(--font-serif);
  font-size: 50px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0;
  color: #DCCFC0;
  transition: color 0.25s ease-out;
}
.update-row:hover .update-no { color: var(--color-bronze); }
.update-body .tag { margin-bottom: 10px; }
.update-body h3 { margin: 8px 0 6px; color: var(--color-forest-deep); transition: color 0.25s ease-out; }
.update-body p { color: var(--color-muted); max-width: 700px; }

/* Content Matrix */
.content-matrix-section { background: var(--color-paper); }
.matrix-grid { display: grid; grid-template-columns: 1.35fr 0.75fr; gap: 26px; align-items: stretch; }
.matrix-card {
  background: var(--color-surface);
  border: 1px solid rgba(227, 218, 203, 0.75);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}
.matrix-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.matrix-media { overflow: hidden; }
.matrix-media img { width: 100%; height: 270px; object-fit: cover; transition: transform 0.35s ease-out; }
.matrix-card:hover .matrix-media img { transform: scale(1.03); }
.matrix-info { padding: 26px; }
.matrix-info h3 { margin: 14px 0 10px; font-size: 22px; }
.matrix-info p { color: var(--color-muted); margin-bottom: 18px; }
.matrix-info .btn { margin-top: 4px; }

.matrix-side { display: grid; gap: 22px; }
.small-card { padding: 10px 10px 10px 6px; grid-template-columns: 116px 1fr; align-items: center; }
.small-card .matrix-media { border-radius: var(--radius-img); overflow: hidden; }
.small-card .matrix-media img { width: 116px; height: 96px; object-fit: cover; }
.small-card .matrix-info { padding: 6px 10px 6px 4px; }
.small-card .matrix-info h3 { font-size: 17px; margin: 8px 0 5px; }
.small-card .matrix-info p { font-size: 14px; margin-bottom: 10px; }

/* Twin Access */
.twin-section { background: #fff; }
.twin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.twin-card {
  position: relative;
  border-radius: 16px;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  padding: 40px 40px 42px;
  transition: transform 0.25s ease-out, box-shadow 0.25s ease-out;
}
.twin-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.twin-card h3 { font-size: 24px; margin-bottom: 14px; color: var(--color-forest-deep); }
.twin-card p { color: var(--color-muted); margin-bottom: 24px; max-width: 460px; }

/* FAQ */
.faq-section { background: var(--color-paper); }
.faq-wrap { max-width: 900px; margin: 0 auto; }

.accordion.faq-accordion { border-top: 1px solid var(--color-line); background: transparent; }
.accordion.faq-accordion .accordion-item {
  background: transparent;
  border-bottom: 1px solid var(--color-line);
}
.faq-accordion .accordion-title {
  position: relative;
  display: block;
  width: 100%;
  padding: 25px 52px 25px 2px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
  background: transparent !important;
  border: 0;
  line-height: 1.6;
  cursor: pointer;
  transition: color 0.25s ease-out;
}
.faq-accordion .accordion-title:hover { color: var(--color-bronze-deep); }
.faq-accordion .accordion-title::after { display: none !important; }
.faq-accordion .accordion-title::before {
  content: "";
  position: absolute;
  top: 28px;
  right: 8px;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--color-forest);
  border-bottom: 2px solid var(--color-forest);
  transform: rotate(45deg);
  transition: transform 0.25s ease-out, top 0.25s ease-out, border-color 0.25s ease-out;
}
.accordion.faq-accordion .accordion-item.is-active > .accordion-title::before {
  top: 33px;
  transform: rotate(225deg);
  border-color: var(--color-bronze);
}
.accordion.faq-accordion .accordion-content {
  padding: 0 56px 25px 2px !important;
  background: transparent !important;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.9;
}
.accordion.faq-accordion .accordion-content a {
  color: var(--color-forest);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* CTA */
.cta-dark-section {
  position: relative;
  background-image: url("/assets/images/backpic/back-3.webp");
  background-size: cover;
  background-position: center;
  padding: 112px 0;
  overflow: hidden;
}
.cta-dark-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(20, 36, 31, 0.94), rgba(32, 53, 47, 0.80));
}
.cta-inner { position: relative; z-index: 2; text-align: center; color: #fff; }
.cta-inner h2 { color: #fff; margin-bottom: 14px; }
.cta-inner h2::before {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background: var(--color-bronze);
  border-radius: 8px;
  margin: 0 auto 22px;
}
.cta-inner p { max-width: 720px; margin: 0 auto 30px; font-size: 17px; color: rgba(243, 238, 230, 0.86); }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; }

/* Footer */
.site-footer {
  background: var(--color-forest-deep);
  color: rgba(243, 238, 230, 0.82);
  padding: 72px 0 0;
  border-top: 3px solid var(--color-bronze);
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1.1fr 1.3fr;
  gap: 60px;
  padding-bottom: 42px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-brand .brand { margin-bottom: 20px; }
.site-footer .brand-text { color: var(--color-text-on-dark); }
.site-footer .brand-text small { color: rgba(243, 238, 230, 0.55); }
.footer-brand p {
  max-width: 380px;
  color: rgba(243, 238, 230, 0.72);
  line-height: 1.9;
  font-size: 14px;
}
.footer-col h4 {
  font-family: var(--font-sans);
  color: #D9C9B2;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
}
.footer-col ul { list-style: none; display: grid; gap: 12px; }
.footer-col li { display: flex; gap: 8px; font-size: 14px; color: rgba(243, 238, 230, 0.74); line-height: 1.7; }
.footer-col li i { color: var(--color-bronze); font-size: 13px; margin-top: 5px; }
.footer-col a { color: rgba(243, 238, 230, 0.78); transition: color 0.25s ease-out, padding-left 0.25s ease-out; }
.footer-col a:hover { color: var(--color-bronze); padding-left: 4px; }
.footer-bottom {
  padding: 20px 0 24px;
  font-size: 13px;
  color: rgba(243, 238, 230, 0.55);
}
.footer-bottom .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.footer-bottom span:last-child { color: rgba(243, 238, 230, 0.45); }

/* Responsive */
@media (max-width: 1199px) {
  .search-box { width: 190px; }
  .nav-wrap { gap: 12px; }
  .nav-link { margin: 0 8px; font-size: 14px; }
}

@media (max-width: 1024px) {
  .site-header { position: sticky; }
  .nav-wrap { min-height: 64px; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 16px 22px 22px;
    margin: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 16px 38px rgba(20, 36, 31, 0.12);
  }
  .main-nav.is-open { display: flex; }
  .nav-link { height: auto; padding: 12px 2px; border-bottom: 1px solid #F0EBE3; width: 100%; }
  .nav-link::after { display: none; }
  .nav-toggle { display: inline-flex; }
  .search-box { width: 170px; }
}

@media (max-width: 900px) {
  .section { padding: 72px 0; }
  .cat-hero { padding: 58px 0 64px; }
  .hero-photo-wrap { margin-left: 0; margin-top: 20px; }
  .matrix-grid { grid-template-columns: 1fr; }
  .twin-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .search-box { display: none; }
  .nav-wrap { padding-left: 16px; padding-right: 16px; }
  .container { padding-left: 16px; padding-right: 16px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .update-row { grid-template-columns: 1fr; gap: 8px; padding: 26px 0; }
  .update-no { font-size: 42px; }
  .update-body h3 { font-size: 18px; }
  .matrix-info h3 { font-size: 19px; }
  .matrix-media img { height: 230px; }
  .small-card { grid-template-columns: 100px 1fr; }
  .small-card .matrix-media img { width: 100px; height: 92px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .cat-hero-actions .btn { width: 100%; }
  .cta-dark-section { padding: 72px 0; }
  .faq-accordion .accordion-title { font-size: 16px; padding-right: 44px; }
  .btn { height: 44px; }
}

@media (max-width: 520px) {
  h1 { font-size: 34px; }
  h2 { font-size: 24px; }
  .brand-text { font-size: 18px; }
  .brand-text small { font-size: 10px; letter-spacing: 0.18em; }
  .brand-icon { width: 38px; height: 38px; font-size: 19px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .matrix-card .btn { width: 100%; }
  .small-card { grid-template-columns: 90px 1fr; gap: 12px; }
  .small-card .matrix-media img { width: 90px; height: 82px; }
  .twin-card { padding: 28px 20px; }
  .cta-actions .btn { flex: 1 1 100%; }
  .footer-bottom .container { flex-direction: column; text-align: center; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}