/* roulang page: index */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }

        .nav-left {
            justify-content: flex-end;
        }

        .nav-right {
            justify-content: flex-start;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }

        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }

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

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

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

        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }

        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }

        @media (max-width: 1024px) {
            .nav-left,
            .nav-right {
                gap: 12px;
            }

            .nav-link {
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .site-header .container {
                justify-content: space-between;
            }

            .nav-logo {
                font-size: 18px;
            }

            .site-header {
                height: 60px;
            }

            .mobile-menu {
                top: 60px;
            }
        }

        /* ========== Hero 拼团转化 ========== */
        .hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #F7F4EF 0%, #F0EDE6 100%);
            overflow: hidden;
            padding: 64px 0 72px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-decor {
            position: absolute;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background-color: rgba(30, 70, 54, 0.08);
            top: -60px;
            right: -60px;
            z-index: 0;
        }

        .hero-decor2 {
            position: absolute;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            border: 2px solid rgba(201, 168, 106, 0.25);
            bottom: -40px;
            left: -30px;
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 420px;
            gap: 48px;
            align-items: center;
        }

        .hero-copy {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 168, 106, 0.15);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-badge);
            width: fit-content;
            border: 1px solid rgba(201, 168, 106, 0.4);
        }

        .hero-badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--accent);
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.6;
                transform: scale(0.7);
            }
        }

        .hero-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            letter-spacing: 0.01em;
        }

        .hero-title em {
            font-style: normal;
            color: var(--primary);
            position: relative;
        }

        .hero-title em::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 4px;
            background-color: rgba(201, 168, 106, 0.45);
            border-radius: 2px;
        }

        .hero-sub {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.9;
            max-width: 520px;
        }

        .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.3s ease;
            border: 1px solid transparent;
            white-space: nowrap;
            min-height: 48px;
        }

        .btn:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 3px;
        }

        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(30, 70, 54, 0.2);
        }

        .btn-primary:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(224, 108, 58, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(30, 70, 54, 0.2);
        }

        .btn-secondary {
            background-color: rgba(255, 255, 255, 0.75);
            border-color: rgba(30, 70, 54, 0.3);
            color: var(--text-main);
        }

        .btn-secondary:hover {
            border-color: var(--primary);
            background-color: rgba(30, 70, 54, 0.06);
            transform: translateY(-2px);
        }

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

        .btn-dark-primary {
            background-color: var(--secondary);
            color: var(--dark);
            box-shadow: 0 2px 8px rgba(201, 168, 106, 0.25);
        }

        .btn-dark-primary:hover {
            background-color: #fff;
            color: var(--primary);
            transform: translateY(-2px);
        }

        .btn-dark-secondary {
            background-color: transparent;
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
        }

        .btn-dark-secondary:hover {
            border-color: rgba(255, 255, 255, 0.8);
            background-color: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .hero-trust-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-sub);
            margin-top: 4px;
        }

        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust-icon {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background-color: var(--success);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            flex-shrink: 0;
        }

        .hero-panel {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 28px;
            border: 1px solid var(--border);
        }

        .hero-panel-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-panel-sub {
            font-size: 13px;
            color: var(--text-sub);
            margin-bottom: 20px;
        }

        .group-progress {
            margin-bottom: 16px;
        }

        .group-progress-label {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .group-progress-label span:last-child {
            color: var(--accent);
            font-weight: 600;
        }

        .group-progress-bar {
            height: 8px;
            background-color: var(--bg-sub);
            border-radius: 4px;
            overflow: hidden;
            position: relative;
        }

        .group-progress-fill {
            height: 100%;
            background-color: var(--secondary);
            border-radius: 4px;
            transition: width 0.8s ease;
            width: 60%;
        }

        .group-progress-fill.high {
            background-color: var(--accent);
        }

        .group-members {
            display: flex;
            gap: 8px;
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .group-member-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--bg-sub);
            border: 2px solid #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            margin-left: -6px;
        }

        .group-member-avatar:first-child {
            margin-left: 0;
        }

        .group-member-avatar.more {
            background-color: var(--primary);
            color: #fff;
            font-size: 12px;
        }

        .group-panel-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .group-panel-btns .btn {
            flex: 1;
            min-width: 120px;
            padding: 12px 16px;
            font-size: 14px;
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero {
                min-height: auto;
                padding: 56px 0 60px;
            }

            .hero-title {
                font-size: 30px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 24px;
            }

            .hero-sub {
                font-size: 14px;
            }

            .hero-panel {
                padding: 20px;
            }

            .group-panel-btns {
                flex-direction: column;
            }
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 72px 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-sub);
        }

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

        .section-header {
            margin-bottom: 36px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .section-header.center {
            text-align: center;
            align-items: center;
        }

        .section-label {
            font-size: 13px;
            font-weight: 500;
            color: var(--secondary);
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .section-title {
            font-size: 26px;
            font-weight: 650;
            line-height: 1.45;
            color: var(--text-main);
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.9;
            max-width: 680px;
        }

        .section-header.center .section-desc {
            margin: 0 auto;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-dark .section-label {
            color: var(--secondary);
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }

            .section-title {
                font-size: 21px;
            }
        }

        /* ========== 快速解答 ========== */
        .quick-qa-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .quick-qa-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            cursor: pointer;
        }

        .quick-qa-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .quick-qa-q {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .quick-qa-q-icon {
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background-color: rgba(30, 70, 54, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .quick-qa-a {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .quick-qa-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 资讯区块 ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 32px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            border-top: 1px solid var(--border);
        }

        .news-item {
            display: flex;
            gap: 16px;
            padding: 20px 8px;
            border-bottom: 1px solid var(--border);
            transition: background-color 0.25s ease;
            align-items: flex-start;
        }

        .news-item:hover {
            background-color: rgba(30, 70, 54, 0.04);
        }

        .news-item-num {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            width: 32px;
            flex-shrink: 0;
            text-align: center;
            padding-top: 2px;
        }

        .news-item-content {
            flex: 1;
        }

        .news-item-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 6px;
            transition: color 0.25s ease;
        }

        .news-item:hover .news-item-title {
            color: var(--primary);
        }

        .news-item-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-sub);
            flex-wrap: wrap;
        }

        .news-item-summary {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-top: 6px;
        }

        .news-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-side-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
        }

        .news-side-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
        }

        .news-side-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            align-items: center;
        }

        .news-side-item:last-child {
            border-bottom: none;
        }

        .news-side-item img {
            width: 64px;
            height: 48px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .news-side-item-title {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            line-height: 1.5;
            transition: color 0.25s ease;
        }

        .news-side-item:hover .news-side-item-title {
            color: var(--primary);
        }

        .news-side-item-date {
            font-size: 12px;
            color: var(--text-sub);
        }

        @media (max-width: 900px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 奖励预览 ========== */
        .reward-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .reward-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            text-align: center;
            position: relative;
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .reward-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background-color: var(--secondary);
        }

        .reward-card.hot::before {
            background-color: var(--accent);
        }

        .reward-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: rgba(30, 70, 54, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            margin: 0 auto 14px;
        }

        .reward-card.hot .reward-icon {
            background-color: rgba(224, 108, 58, 0.12);
        }

        .reward-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .reward-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .reward-progress {
            height: 6px;
            background-color: var(--bg-sub);
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .reward-progress-fill {
            height: 100%;
            background-color: var(--secondary);
            border-radius: 3px;
        }

        .reward-progress-fill.hot {
            background-color: var(--accent);
        }

        .reward-progress-label {
            font-size: 12px;
            color: var(--text-sub);
        }

        @media (max-width: 900px) {
            .reward-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        /* ========== 节日战役区 ========== */
        .festival-section {
            background-color: var(--dark);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 72px 0;
            color: #fff;
        }

        .festival-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(17, 42, 34, 0.88);
            z-index: 0;
        }

        .festival-section .container {
            position: relative;
            z-index: 1;
        }

        .festival-grid {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 40px;
            align-items: center;
        }

        .festival-copy {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .festival-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 168, 106, 0.2);
            border: 1px solid rgba(201, 168, 106, 0.5);
            color: var(--secondary);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--radius-badge);
            width: fit-content;
        }

        .festival-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            color: #fff;
        }

        .festival-desc {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.9;
        }

        .festival-benefits {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 6px;
        }

        .festival-benefit {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }

        .festival-benefit-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-color: rgba(201, 168, 106, 0.3);
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            flex-shrink: 0;
        }

        .festival-panel {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-card);
            padding: 28px;
            backdrop-filter: blur(8px);
        }

        .festival-panel-title {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }

        .festival-panel-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 14px;
        }

        .festival-panel-item:last-child {
            border-bottom: none;
        }

        .festival-panel-label {
            color: rgba(255, 255, 255, 0.7);
        }

        .festival-panel-value {
            color: #fff;
            font-weight: 600;
        }

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

        /* ========== 安全体系 ========== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .security-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: box-shadow 0.3s ease;
        }

        .security-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .security-card-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background-color: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }

        .security-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
        }

        .security-card-desc {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== App 区块 ========== */
        .app-section {
            background-color: var(--primary);
            border-radius: 24px;
            padding: 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            color: #fff;
            overflow: hidden;
            position: relative;
        }

        .app-section::before {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background-color: rgba(201, 168, 106, 0.15);
            top: -60px;
            right: -60px;
        }

        .app-copy {
            flex: 1;
            max-width: 500px;
            position: relative;
            z-index: 1;
        }

        .app-title {
            font-size: 24px;
            font-weight: 650;
            line-height: 1.4;
            margin-bottom: 12px;
            color: #fff;
        }

        .app-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .app-features {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }

        .app-feature-tag {
            font-size: 12px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            padding: 6px 12px;
            border-radius: var(--radius-badge);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .app-visual {
            width: 160px;
            height: 160px;
            border-radius: 32px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 60px;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }

        @media (max-width: 768px) {
            .app-section {
                flex-direction: column;
                text-align: center;
                padding: 32px 20px;
                align-items: stretch;
            }

            .app-copy {
                max-width: 100%;
            }

            .app-visual {
                margin: 0 auto;
            }
        }

        /* ========== 使用指南 ========== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .guide-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            position: relative;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .guide-step {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .guide-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .guide-desc {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .guide-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 用户评价 ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 14px;
            transition: box-shadow 0.3s ease;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-header {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: rgba(30, 70, 54, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            flex-shrink: 0;
        }

        .testimonial-info {
            flex: 1;
        }

        .testimonial-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
        }

        .testimonial-role {
            font-size: 12px;
            color: var(--text-sub);
        }

        .testimonial-text {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        .testimonial-stars {
            color: var(--secondary);
            font-size: 14px;
            letter-spacing: 2px;
        }

        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 合作伙伴标签 ========== */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .partner-card {
            background: #fff;
            border-radius: 12px;
            padding: 16px 20px;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 12px;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .partner-card:hover {
            box-shadow: var(--shadow-card);
            border-color: rgba(201, 168, 106, 0.5);
        }

        .partner-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--secondary);
            flex-shrink: 0;
        }

        .partner-info {
            flex: 1;
        }

        .partner-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        .partner-desc {
            font-size: 12px;
            color: var(--text-sub);
        }

        @media (max-width: 768px) {
            .partner-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            transition: color 0.25s ease;
            cursor: pointer;
            background: none;
            border: none;
            min-height: 48px;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question.active {
            color: var(--primary);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 400;
            flex-shrink: 0;
            transition: transform 0.3s ease, border-color 0.3s ease, color 0.3s ease;
        }

        .faq-question.active .faq-icon {
            transform: rotate(45deg);
            border-color: var(--secondary);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 8px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        .faq-answer.open {
            max-height: 300px;
            padding: 0 8px 20px 8px;
        }

        /* ========== 品牌介绍 ========== */
        .brand-story {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 36px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 32px;
            align-items: center;
        }

        .brand-story-copy {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .brand-story-title {
            font-size: 20px;
            font-weight: 650;
            color: var(--text-main);
        }

        .brand-story-text {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.9;
        }

        .brand-story-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 12px;
        }

        @media (max-width: 768px) {
            .brand-story {
                grid-template-columns: 1fr;
                padding: 24px;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background-color: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-col-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            list-style: none;
        }

        .footer-col-list a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
        }

        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 12px;
            transition: color 0.25s ease;
        }

        .footer-bottom-links a:hover {
            color: var(--secondary);
        }

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

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

            .site-footer {
                padding: 40px 0 0;
            }
        }

        /* ========== 最新动态 ========== */
        .dynamic-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .dynamic-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: #fff;
            border-radius: 12px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .dynamic-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            white-space: nowrap;
            width: 80px;
            flex-shrink: 0;
        }

        .dynamic-text {
            flex: 1;
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.6;
        }

        .dynamic-tag {
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            background-color: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .dynamic-tag.hot {
            background-color: rgba(224, 108, 58, 0.12);
            color: var(--accent);
        }

        @media (max-width: 520px) {
            .dynamic-item {
                flex-wrap: wrap;
                gap: 8px;
            }

            .dynamic-date {
                width: auto;
            }
        }

        /* ========== 分割线/装饰 ========== */
        .divider {
            height: 1px;
            background-color: var(--border);
            border: none;
            margin: 0;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

/* roulang page: category2 */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }
        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }
        .nav-left {
            justify-content: flex-end;
        }
        .nav-right {
            justify-content: flex-start;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }
        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }
        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }
        @media (max-width: 1024px) {
            .nav-left,
            .nav-right {
                gap: 12px;
            }
            .nav-link {
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .site-header .container {
                justify-content: space-between;
            }
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: var(--primary);
            color: #F7F4EF;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(224, 108, 58, 0.25);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            border: 1px solid rgba(30, 70, 54, 0.3);
            color: var(--primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            background-color: rgba(30, 70, 54, 0.06);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background-color: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            font-size: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-weight: 500;
            white-space: nowrap;
        }
        .badge-accent {
            background-color: rgba(224, 108, 58, 0.12);
            color: var(--accent);
        }
        .badge-secondary {
            background-color: rgba(201, 168, 106, 0.15);
            color: #8a6f3a;
        }
        .card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .data-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .data-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .section-title {
            font-size: 28px;
            font-weight: 650;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
            margin-bottom: 16px;
        }
        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb span.sep {
            color: var(--border);
        }
        .breadcrumb span.current {
            color: var(--text-sub);
            font-weight: 500;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-main);
            transition: color 0.25s ease;
            gap: 16px;
            text-align: left;
            width: 100%;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question.active {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 300;
            color: var(--text-sub);
            transition: transform 0.3s ease, color 0.3s ease;
        }
        .faq-question.active .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding-left: 8px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }
        .faq-answer.open {
            max-height: 300px;
            padding-bottom: 16px;
        }
        .trend-list-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            gap: 16px;
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .trend-list-item:hover {
            padding-left: 8px;
        }
        .trend-list-item:hover .trend-title {
            color: var(--primary);
        }
        .trend-list-item:hover .trend-arrow {
            transform: translateX(4px);
            color: var(--primary);
        }
        .trend-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: color 0.25s ease;
        }
        .trend-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-top: 4px;
        }
        .trend-arrow {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--text-sub);
            transition: transform 0.3s ease, color 0.3s ease;
        }
        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-sub);
            font-weight: 500;
            margin-top: 4px;
        }
        .stat-accent {
            color: var(--accent);
        }
        .site-footer {
            background-color: var(--dark);
            color: rgba(247, 244, 239, 0.7);
            padding: 48px 0 0;
            margin-top: 72px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }
        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(247, 244, 239, 0.7);
            max-width: 320px;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col-list a {
            font-size: 13px;
            color: rgba(247, 244, 239, 0.7);
            transition: color 0.25s ease;
        }
        .footer-col-list a:hover {
            color: var(--secondary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            margin-top: 0;
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: rgba(247, 244, 239, 0.6);
        }
        .footer-bottom-links a {
            color: rgba(247, 244, 239, 0.6);
            transition: color 0.25s ease;
        }
        .footer-bottom-links a:hover {
            color: var(--secondary);
        }
        .footer-copyright {
            font-size: 12px;
            color: rgba(247, 244, 239, 0.6);
        }
        @media (max-width: 1024px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-title {
                font-size: 22px;
            }
            .stat-number {
                font-size: 28px;
            }
            .data-card {
                padding: 20px 16px;
            }
        }
        .trend-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 500;
            background-color: var(--bg-sub);
            color: var(--text-sub);
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .trend-tag:hover {
            background-color: rgba(30, 70, 54, 0.08);
            color: var(--primary);
        }
        .trend-tag.active-tag {
            background-color: var(--primary);
            color: #fff;
        }
        .mini-compare-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            border-bottom: 1px solid var(--border);
            gap: 12px;
        }
        .mini-compare-item:last-child {
            border-bottom: none;
        }
        .compare-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }
        .compare-value {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .compare-note {
            font-size: 12px;
            color: var(--text-sub);
        }
        .cta-block {
            background-color: var(--dark);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            color: #F7F4EF;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .cta-block h2 {
            font-size: 24px;
            font-weight: 650;
            line-height: 1.45;
            margin-bottom: 8px;
            color: #fff;
        }
        .cta-block p {
            font-size: 15px;
            color: rgba(247, 244, 239, 0.75);
            line-height: 1.8;
            max-width: 600px;
        }
        @media (max-width: 768px) {
            .cta-block {
                padding: 32px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }

        .nav-left {
            justify-content: flex-end;
        }

        .nav-right {
            justify-content: flex-start;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }

        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }

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

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

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

        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }

        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }

        @media (max-width: 1024px) {
            .nav-left,
            .nav-right {
                gap: 12px;
            }
            .nav-link {
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .site-header .container {
                justify-content: space-between;
            }
            .site-header {
                height: 60px;
            }
            .mobile-menu {
                top: 60px;
            }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-sub);
            padding: 20px 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-sub);
            transition: color 0.25s ease;
        }

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

        .breadcrumb .sep {
            color: var(--border);
            font-size: 12px;
        }

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

        /* ========== 页头 Hero ========== */
        .page-hero {
            position: relative;
            background-color: var(--bg-sub);
            border-radius: 24px;
            overflow: hidden;
            margin-bottom: 56px;
            min-height: 360px;
            display: flex;
            align-items: center;
            background-image: linear-gradient(135deg, rgba(30, 70, 54, 0.85) 0%, rgba(17, 42, 34, 0.78) 55%, rgba(17, 42, 34, 0.65) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: #F7F4EF;
        }

        .page-hero .hero-inner {
            padding: 56px 56px;
            max-width: 720px;
            position: relative;
            z-index: 2;
        }

        .page-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
            color: #fff;
        }

        .page-hero p {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 600px;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 168, 106, 0.18);
            border: 1px solid rgba(201, 168, 106, 0.45);
            color: var(--secondary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
        }

        .page-hero .hero-stats-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .page-hero .hero-stat {
            display: flex;
            align-items: baseline;
            gap: 6px;
        }

        .page-hero .hero-stat .num {
            font-size: 28px;
            font-weight: 700;
            color: var(--secondary);
        }

        .page-hero .hero-stat .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        @media (max-width: 768px) {
            .page-hero {
                min-height: 280px;
                border-radius: 16px;
                margin-bottom: 32px;
            }
            .page-hero .hero-inner {
                padding: 32px 24px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero p {
                font-size: 15px;
            }
            .page-hero .hero-stats-row {
                gap: 16px;
            }
            .page-hero .hero-stat .num {
                font-size: 22px;
            }
        }

        /* ========== 通用板块标题 ========== */
        .section-title {
            font-size: 26px;
            font-weight: 650;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.8;
            max-width: 820px;
            margin-bottom: 28px;
        }

        .section-block {
            margin-bottom: 64px;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 21px;
            }
            .section-block {
                margin-bottom: 40px;
            }
        }

        /* ========== 时间线样式 ========== */
        .timeline-section {
            position: relative;
        }

        .timeline-list {
            position: relative;
            padding-left: 28px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--primary) 0%, var(--secondary) 100%);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 24px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 18px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background-color: var(--bg-main);
            border: 3px solid var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 70, 54, 0.12);
            transition: all 0.3s ease;
            z-index: 1;
        }

        .timeline-item:hover::before {
            border-color: var(--accent);
            box-shadow: 0 0 0 5px rgba(224, 108, 58, 0.15);
        }

        .timeline-item .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-sub);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .timeline-item .timeline-date .date-badge {
            background: var(--primary);
            color: #fff;
            padding: 2px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
        }

        .timeline-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
            display: flex;
            align-items: flex-start;
            gap: 20px;
        }

        .timeline-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(30, 70, 54, 0.25);
            transform: translateY(-2px);
        }

        .timeline-card .card-img {
            width: 120px;
            height: 90px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .timeline-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .timeline-card .card-body {
            flex: 1;
        }

        .timeline-card .card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .timeline-card .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }

        .timeline-card .card-tag {
            font-size: 12px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            background: rgba(30, 70, 54, 0.08);
            color: var(--primary);
        }

        .timeline-card .card-tag.accent-tag {
            background: rgba(224, 108, 58, 0.1);
            color: var(--accent);
        }

        .timeline-card .card-summary {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
        }

        .timeline-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-top: 10px;
            transition: color 0.25s ease;
        }

        .timeline-card .card-link .arrow {
            display: inline-block;
            transition: transform 0.25s ease;
        }

        .timeline-card .card-link:hover {
            color: var(--accent);
        }

        .timeline-card .card-link:hover .arrow {
            transform: translateX(4px);
        }

        @media (max-width: 768px) {
            .timeline-list {
                padding-left: 18px;
            }
            .timeline-list::before {
                left: 5px;
            }
            .timeline-item {
                padding-left: 14px;
            }
            .timeline-item::before {
                left: -18px;
                top: 14px;
                width: 12px;
                height: 12px;
            }
            .timeline-card {
                flex-direction: column;
                gap: 14px;
                padding: 20px;
            }
            .timeline-card .card-img {
                width: 100%;
                height: 160px;
            }
            .timeline-card .card-title {
                font-size: 16px;
            }
        }

        /* ========== 数据统计摘要卡 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 24px;
        }

        .stat-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(30, 70, 54, 0.25);
        }

        .stat-card .stat-number {
            font-size: 34px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-sub);
            font-weight: 500;
        }

        .stat-card .stat-note {
            font-size: 12px;
            color: var(--text-sub);
            margin-top: 6px;
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-card .stat-number {
                font-size: 28px;
            }
        }

        /* ========== 流程步骤 ========== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .process-card {
            background: var(--bg-sub);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            transition: all 0.25s ease;
            position: relative;
        }

        .process-card:hover {
            background: #fff;
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .process-card .process-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .process-card .process-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .process-card .process-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
        }

        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

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

        /* ========== 注意事项 ========== */
        .notice-panel {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .notice-panel .notice-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(184, 92, 58, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
            color: var(--warning);
        }

        .notice-panel .notice-content h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .notice-panel .notice-content p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 6px;
        }

        @media (max-width: 768px) {
            .notice-panel {
                flex-direction: column;
                padding: 20px;
                gap: 14px;
            }
        }

        /* ========== CTA ========== */
        .cta-block {
            background: var(--dark);
            border-radius: 24px;
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.08);
        }

        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -30px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(224, 108, 58, 0.06);
        }

        .cta-block .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-block h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .cta-block p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .cta-block .btn-primary {
            background: var(--secondary);
            color: var(--dark);
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.25s ease;
        }

        .cta-block .btn-primary:hover {
            background: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
        }

        .cta-block .btn-secondary {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
            margin-left: 12px;
        }

        .cta-block .btn-secondary:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        @media (max-width: 768px) {
            .cta-block {
                padding: 48px 24px;
                border-radius: 16px;
            }
            .cta-block h2 {
                font-size: 23px;
            }
            .cta-block .btn-secondary {
                margin-left: 0;
                margin-top: 12px;
                display: inline-flex;
            }
        }

        /* ========== 按钮通用 ========== */
        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(224, 108, 58, 0.3);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

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

        .btn-secondary {
            background: transparent;
            border: 1px solid rgba(30, 70, 54, 0.3);
            color: var(--primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-secondary:hover {
            border-color: var(--primary);
            background: rgba(30, 70, 54, 0.06);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            margin-top: 80px;
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding: 56px 0 40px;
        }

        .site-footer .footer-brand {
            max-width: 300px;
        }

        .site-footer .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

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

        .site-footer .footer-col-list li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col-list a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }

        .site-footer .footer-col-list a:hover {
            color: var(--secondary);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 20px 0 28px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .site-footer .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 13px;
        }

        .site-footer .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }

        .site-footer .footer-bottom-links a:hover {
            color: var(--secondary);
        }

        .site-footer .footer-bottom .copyright {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 1024px) {
            .site-footer .footer-top {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .site-footer .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 40px 0 24px;
            }
            .site-footer .footer-brand {
                max-width: 100%;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        /* ========== 辅助工具类 ========== */
        .flex {
            display: flex;
        }
        .flex-col {
            flex-direction: column;
        }
        .items-center {
            align-items: center;
        }
        .justify-between {
            justify-content: space-between;
        }
        .gap-2 {
            gap: 8px;
        }
        .gap-3 {
            gap: 12px;
        }
        .gap-4 {
            gap: 16px;
        }
        .gap-6 {
            gap: 24px;
        }
        .mt-2 {
            margin-top: 8px;
        }
        .mt-4 {
            margin-top: 16px;
        }
        .mt-6 {
            margin-top: 24px;
        }
        .mt-8 {
            margin-top: 32px;
        }
        .mb-4 {
            margin-bottom: 16px;
        }
        .mb-6 {
            margin-bottom: 24px;
        }
        .text-center {
            text-align: center;
        }
        .w-full {
            width: 100%;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }

/* roulang page: category3 */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        * {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }
        .nav-left, .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }
        .nav-left {
            justify-content: flex-end;
        }
        .nav-right {
            justify-content: flex-start;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }
        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }
        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }
        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255,255,255,0.75);
            margin-bottom: 16px;
            font-weight: 450;
        }
        .breadcrumb a {
            color: rgba(255,255,255,0.85);
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .sep {
            color: rgba(255,255,255,0.45);
        }
        /* ========== 页面头区 ========== */
        .page-hero {
            position: relative;
            padding: 72px 0 80px;
            background-color: var(--dark);
            background-image: linear-gradient(135deg, rgba(17, 42, 34, 0.88) 0%, rgba(17, 42, 34, 0.72) 50%, rgba(17, 42, 34, 0.88) 100%), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: 40px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.08);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
            max-width: 900px;
        }
        .page-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 18px;
            color: #fff;
            letter-spacing: 0.02em;
        }
        .page-hero-desc {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(255,255,255,0.82);
            max-width: 760px;
            margin: 0 0 24px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .hero-badge {
            background: rgba(255,255,255,0.12);
            border: 1px solid rgba(255,255,255,0.2);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.02em;
            backdrop-filter: blur(4px);
        }
        /* ========== 主体布局 ========== */
        .main-rules-section {
            padding: 64px 0 80px;
        }
        .rules-layout {
            display: grid;
            grid-template-columns: 340px 1fr;
            gap: 40px;
            align-items: start;
        }
        .rules-sidebar {
            position: sticky;
            top: 90px;
        }
        .sidebar-inner {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            box-shadow: var(--shadow-card);
        }
        .sidebar-title {
            font-size: 18px;
            font-weight: 650;
            color: var(--primary);
            margin: 0 0 12px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.75;
            margin: 0 0 18px;
        }
        .sidebar-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
        }
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            border-radius: 8px;
            transition: all 0.25s ease;
            letter-spacing: 0.02em;
        }
        .sidebar-link .num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--bg-sub);
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            flex-shrink: 0;
        }
        .sidebar-link:hover, .sidebar-link.active {
            background: rgba(30, 70, 54, 0.06);
            color: var(--primary);
        }
        .sidebar-link:hover .num, .sidebar-link.active .num {
            background: var(--primary);
            color: #fff;
        }
        .sidebar-tip {
            margin-top: 20px;
            padding: 14px 16px;
            background: var(--bg-sub);
            border-radius: 12px;
            font-size: 13px;
            line-height: 1.7;
            color: var(--text-sub);
        }
        .sidebar-tip strong {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .rules-content {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .step-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 30px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            scroll-margin-top: 90px;
        }
        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .step-card-head {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 16px;
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .step-card h3 {
            font-size: 20px;
            font-weight: 650;
            line-height: 1.5;
            margin: 0;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }
        .step-card h3 .step-tag {
            display: inline-block;
            margin-left: 10px;
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: rgba(30, 70, 54, 0.08);
            padding: 2px 10px;
            border-radius: var(--radius-badge);
            vertical-align: middle;
        }
        .step-card p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-sub);
            margin: 0 0 14px;
        }
        .step-points {
            list-style: none;
            padding: 0;
            margin: 12px 0 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .step-points li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-sub);
        }
        .step-points li::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--secondary);
            margin-top: 9px;
            flex-shrink: 0;
        }
        /* ========== 速览卡片 ========== */
        .quick-rules-section {
            padding: 64px 0;
            background: var(--bg-sub);
        }
        .quick-rules-section .section-head {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 40px;
        }
        .quick-rules-section .section-head h2 {
            font-size: 28px;
            font-weight: 650;
            color: var(--text-main);
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }
        .quick-rules-section .section-head p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.85;
            margin: 0;
        }
        .quick-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .quick-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .quick-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .quick-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-sub);
        }
        .quick-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .quick-card-body {
            padding: 18px 20px 20px;
        }
        .quick-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.5;
        }
        .quick-card p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0 0 12px;
            min-height: 66px;
        }
        .quick-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: rgba(30, 70, 54, 0.08);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
        }
        /* ========== FAQ ========== */
        .faq-section {
            padding: 64px 0 80px;
        }
        .faq-section .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 40px;
        }
        .faq-section .section-head h2 {
            font-size: 28px;
            font-weight: 650;
            color: var(--text-main);
            margin: 0 0 12px;
        }
        .faq-section .section-head p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.85;
            margin: 0;
        }
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            margin-bottom: 0;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 12px 18px 8px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            transition: color 0.25s ease;
            text-align: left;
            width: 100%;
            border: none;
            background: none;
            line-height: 1.6;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--bg-sub);
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-item.open .faq-question {
            color: var(--primary);
        }
        .faq-answer {
            overflow: hidden;
            max-height: 0;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 260px;
            padding: 0 8px 18px;
        }
        .faq-answer p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-sub);
            margin: 0;
        }
        /* ========== CTA ========== */
        .cta-section {
            padding: 80px 0;
            background: var(--dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: 60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(201, 168, 106, 0.06);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 760px;
        }
        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.45;
            letter-spacing: 0.02em;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255,255,255,0.75);
            line-height: 1.85;
            margin: 0 0 28px;
            max-width: 620px;
        }
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
        }
        .btn-primary:hover {
            background: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(30, 70, 54, 0.25);
        }
        .btn-secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255,255,255,0.4);
        }
        .btn-secondary:hover {
            border-color: var(--secondary);
            background: rgba(255,255,255,0.06);
        }
        .btn-dark-primary {
            background: var(--secondary);
            color: var(--dark);
            border: none;
        }
        .btn-dark-primary:hover {
            background: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255,255,255,0.4);
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
        }
        .cta-microcopy {
            font-size: 13px;
            color: rgba(255,255,255,0.5);
            margin-top: 20px;
            letter-spacing: 0.04em;
        }
        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255,255,255,0.7);
            padding: 56px 0 0;
            font-size: 14px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-logo .nav-logo-icon {
            background: var(--secondary);
            color: var(--dark);
        }
        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            margin: 0;
            max-width: 360px;
        }
        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col-list a {
            color: rgba(255,255,255,0.65);
            font-size: 13px;
            transition: color 0.25s ease;
        }
        .footer-col-list a:hover {
            color: var(--secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding: 22px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(255,255,255,0.55);
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .footer-bottom-links a {
            color: rgba(255,255,255,0.65);
            transition: color 0.25s ease;
            font-size: 12px;
        }
        .footer-bottom-links a:hover {
            color: var(--secondary);
        }
        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .quick-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                justify-content: space-between;
            }
            .nav-left, .nav-right {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .page-hero {
                padding: 48px 0 56px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero-desc {
                font-size: 15px;
            }
            .main-rules-section {
                padding: 40px 0 56px;
            }
            .rules-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .rules-sidebar {
                position: static;
            }
            .step-card {
                padding: 22px 20px;
            }
            .step-number {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
            .step-card h3 {
                font-size: 18px;
            }
            .quick-rules-section {
                padding: 40px 0 48px;
            }
            .quick-card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .quick-card p {
                min-height: auto;
            }
            .faq-section {
                padding: 40px 0 56px;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 23px;
            }
            .step-card {
                padding: 18px 16px;
            }
            .step-card h3 {
                font-size: 17px;
            }
            .cta-buttons {
                flex-direction: column;
                width: 100%;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }
        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }
        .nav-left {
            justify-content: flex-end;
        }
        .nav-right {
            justify-content: flex-start;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }
        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }
        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }
        @media (max-width: 1024px) {
            .nav-left,
            .nav-right {
                gap: 12px;
            }
            .nav-link {
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .site-header .container {
                justify-content: space-between;
            }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
            padding: 20px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-sub);
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb .sep {
            color: var(--border);
        }

        /* ========== 页面头区 ========== */
        .page-hero {
            padding: 40px 0 48px;
            background: var(--bg-main);
        }
        .page-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }
        .page-hero-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .page-hero-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-sub);
            max-width: 620px;
            margin-bottom: 20px;
        }
        .page-hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 13px;
            color: var(--text-sub);
        }
        .page-hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .page-hero-meta .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--secondary);
            display: inline-block;
        }
        .page-hero-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
        }
        .page-hero-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        @media (max-width: 768px) {
            .page-hero-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .page-hero-title {
                font-size: 28px;
            }
            .page-hero {
                padding: 28px 0 36px;
            }
        }

        /* ========== 资讯卡片网格 ========== */
        .news-grid-section {
            padding: 64px 0 80px;
            background: var(--bg-sub);
        }
        .section-heading {
            margin-bottom: 36px;
        }
        .section-heading h2 {
            font-size: 28px;
            font-weight: 650;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--text-sub);
            max-width: 680px;
            line-height: 1.8;
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .news-card.wide {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1fr 1.2fr;
        }
        .news-card-img {
            overflow: hidden;
            aspect-ratio: 16/10;
            flex-shrink: 0;
        }
        .news-card.wide .news-card-img {
            aspect-ratio: 16/9;
            height: 100%;
            min-height: 260px;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.04);
        }
        .news-card-body {
            padding: 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card.wide .news-card-body {
            padding: 28px 30px;
            justify-content: center;
        }
        .news-card-top {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .news-badge {
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            background-color: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            white-space: nowrap;
        }
        .news-badge.hot {
            background-color: rgba(224, 108, 58, 0.12);
            color: var(--accent);
        }
        .news-date {
            font-size: 12px;
            color: var(--text-sub);
            white-space: nowrap;
        }
        .news-card-title {
            font-size: 19px;
            font-weight: 650;
            line-height: 1.5;
            color: var(--text-main);
            margin-bottom: 10px;
            transition: color 0.25s ease;
        }
        .news-card:hover .news-card-title {
            color: var(--primary);
        }
        .news-card.wide .news-card-title {
            font-size: 22px;
        }
        .news-card-desc {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-sub);
            flex: 1;
        }
        .news-card.wide .news-card-desc {
            font-size: 15px;
        }
        .news-card-link {
            margin-top: 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s ease, color 0.25s ease;
        }
        .news-card-link:hover {
            color: var(--accent);
            gap: 10px;
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-card.wide {
                grid-column: auto;
                display: flex;
                flex-direction: column;
            }
            .news-card.wide .news-card-img {
                aspect-ratio: 16/9;
                min-height: auto;
            }
            .news-card.wide .news-card-body {
                padding: 20px;
            }
            .news-card.wide .news-card-title {
                font-size: 18px;
            }
            .news-card-title {
                font-size: 17px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
        }

        /* ========== 数据速览 ========== */
        .stats-strip {
            padding: 56px 0 64px;
            background: var(--bg-main);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .stat-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-number .stat-unit {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-sub);
            margin-left: 2px;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.6;
        }
        .stat-accent {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 26px;
            }
            .stat-item {
                padding: 18px 14px;
            }
        }

        /* ========== 订阅提示 ========== */
        .subscribe-tip {
            padding: 40px 0 56px;
            background: var(--bg-sub);
        }
        .subscribe-box {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }
        .subscribe-info h3 {
            font-size: 20px;
            font-weight: 650;
            margin-bottom: 6px;
            color: var(--text-main);
        }
        .subscribe-info p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            max-width: 520px;
        }
        .subscribe-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .subscribe-box {
                padding: 24px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-info h3 {
                font-size: 18px;
            }
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: var(--primary);
            color: #fff;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background-color 0.3s ease, transform 0.25s ease, box-shadow 0.3s ease;
            box-shadow: 0 2px 8px rgba(30, 70, 54, 0.15);
        }
        .btn-primary:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(224, 108, 58, 0.28);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background-color: transparent;
            color: var(--primary);
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            border: 1px solid rgba(30, 70, 54, 0.3);
            transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.25s ease;
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            background-color: rgba(30, 70, 54, 0.06);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 64px 0 80px;
            background: var(--bg-main);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 4px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            transition: color 0.25s ease;
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-item.open .faq-question {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 400;
            color: var(--text-sub);
            transition: transform 0.35s ease, background-color 0.35s ease, color 0.35s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background-color: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.35s ease;
            padding: 0 4px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 4px 20px;
        }
        .faq-answer p {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-sub);
            padding-left: 8px;
            max-width: 760px;
        }
        @media (max-width: 768px) {
            .faq-question {
                font-size: 15px;
                padding: 16px 2px;
            }
            .faq-answer p {
                font-size: 13px;
            }
        }

        /* ========== CTA 区块 ========== */
        .cta-section {
            padding: 72px 0 80px;
            background: var(--dark);
        }
        .cta-box {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-box h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 14px;
        }
        .cta-box p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.85;
            margin-bottom: 28px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .btn-primary {
            background-color: var(--secondary);
            color: var(--dark);
            box-shadow: 0 2px 12px rgba(201, 168, 106, 0.25);
        }
        .cta-section .btn-primary:hover {
            background-color: #fff;
            color: var(--dark);
            box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
        }
        .cta-section .btn-secondary {
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
        }
        .cta-section .btn-secondary:hover {
            border-color: #fff;
            background-color: rgba(255, 255, 255, 0.08);
        }
        @media (max-width: 768px) {
            .cta-box h2 {
                font-size: 24px;
            }
            .cta-section {
                padding: 56px 0 64px;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.72);
            padding: 56px 0 0;
            font-size: 14px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.6);
            max-width: 340px;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col-list a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.25s ease;
            cursor: pointer;
        }
        .footer-col-list a:hover {
            color: var(--secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 20px 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: center;
            text-align: center;
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.25s ease;
        }
        .footer-bottom-links a:hover {
            color: var(--secondary);
        }
        .footer-copyright {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 28px;
            }
            .footer-brand-desc {
                max-width: 100%;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }
        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }
        .nav-left {
            justify-content: flex-end;
        }
        .nav-right {
            justify-content: flex-start;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }
        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            white-space: normal;
        }
        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }

        @media (max-width: 1024px) {
            .nav-left,
            .nav-right {
                gap: 12px;
            }
            .nav-link {
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .site-header .container {
                justify-content: space-between;
            }
            .nav-logo {
                font-size: 19px;
            }
        }

        /* ========== 通用按钮 ========== */
        .btn-primary {
            background-color: var(--primary);
            color: #F7F4EF;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
        }
        .btn-primary:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(26, 31, 28, 0.14);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }
        .btn-secondary {
            background-color: transparent;
            border: 1px solid rgba(30, 70, 54, 0.3);
            color: var(--primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            background-color: rgba(30, 70, 54, 0.06);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
            padding: 20px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-sub);
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .breadcrumb .separator {
            color: var(--border);
        }

        /* ========== 页头区 ========== */
        .page-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 56px 0 64px;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(17, 42, 34, 0.82) 0%, rgba(30, 70, 54, 0.55) 50%, rgba(17, 42, 34, 0.7) 100%);
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: #F7F4EF;
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .page-hero .hero-desc {
            font-size: 16px;
            color: rgba(247, 244, 239, 0.85);
            max-width: 700px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .hero-badge {
            background: rgba(201, 168, 106, 0.2);
            color: var(--secondary);
            border: 1px solid rgba(201, 168, 106, 0.4);
            border-radius: var(--radius-badge);
            padding: 5px 14px;
            font-size: 12px;
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 40px 0 48px;
            }
            .page-hero h1 {
                font-size: 27px;
            }
            .page-hero .hero-desc {
                font-size: 15px;
            }
        }

        /* ========== 数据摘要卡 ========== */
        .summary-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: -32px;
            position: relative;
            z-index: 2;
            padding-bottom: 0;
        }
        @media (max-width: 1024px) {
            .summary-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .summary-grid {
                grid-template-columns: 1fr;
                gap: 12px;
                margin-top: -20px;
            }
        }
        .summary-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .summary-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .summary-card .label {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-sub);
            margin-bottom: 6px;
        }
        .summary-card .value {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
        }
        .summary-card .value em {
            font-style: normal;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            margin-left: 4px;
        }
        .summary-card .note {
            font-size: 12px;
            color: var(--text-sub);
            margin-top: 4px;
        }
        .summary-card .value.accent {
            color: var(--accent);
        }
        .summary-card .value.success {
            color: var(--success);
        }

        /* ========== 对比主体区 ========== */
        .comparison-section {
            padding: 64px 0 72px;
        }
        @media (max-width: 768px) {
            .comparison-section {
                padding: 40px 0 48px;
            }
        }
        .section-heading {
            margin-bottom: 40px;
        }
        .section-heading h2 {
            font-size: 26px;
            font-weight: 650;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 12px;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--text-sub);
            max-width: 720px;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .section-heading h2 {
                font-size: 21px;
            }
            .section-heading p {
                font-size: 14px;
            }
        }

        .comparison-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-card);
            margin-bottom: 28px;
            transition: box-shadow 0.3s ease;
        }
        .comparison-card:hover {
            box-shadow: var(--shadow-card-hover);
        }
        @media (max-width: 768px) {
            .comparison-card {
                padding: 20px;
                margin-bottom: 16px;
            }
        }
        .comparison-card .card-title-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }
        .comparison-card .card-title-row h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.5;
            flex: 1;
            min-width: 200px;
        }
        .tag-badge {
            background: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            border-radius: var(--radius-badge);
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 500;
            white-space: nowrap;
        }
        .tag-badge.accent-badge {
            background: rgba(224, 108, 58, 0.12);
            color: var(--accent);
        }
        .comparison-divider {
            height: 1px;
            background: var(--border);
            margin: 18px 0;
        }
        .compare-row {
            display: grid;
            grid-template-columns: 160px 1fr;
            gap: 20px;
            padding: 12px 0;
            align-items: start;
        }
        @media (max-width: 768px) {
            .compare-row {
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 10px 0;
            }
        }
        .compare-row .dim-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-sub);
            white-space: nowrap;
        }
        .compare-row .dim-value {
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.8;
        }
        .compare-row .dim-value strong {
            color: var(--primary);
            font-weight: 600;
        }
        .compare-row .dim-value .highlight {
            color: var(--accent);
            font-weight: 600;
        }

        .compare-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 24px;
        }
        @media (max-width: 1024px) {
            .compare-matrix {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .compare-matrix {
                grid-template-columns: 1fr;
            }
        }
        .matrix-cell {
            background: var(--bg-sub);
            border-radius: 12px;
            padding: 18px 20px;
            border: 1px solid transparent;
            transition: border-color 0.25s ease, background-color 0.25s ease;
        }
        .matrix-cell:hover {
            border-color: var(--secondary);
            background: #fff;
        }
        .matrix-cell .matrix-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-sub);
            margin-bottom: 4px;
        }
        .matrix-cell .matrix-value {
            font-size: 16px;
            font-weight: 650;
            color: var(--text-main);
        }

        /* ========== 图卡错位区 ========== */
        .photo-compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0 24px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .photo-compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
                margin: 24px 0 16px;
            }
        }
        .photo-card {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .photo-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .photo-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }
        @media (max-width: 768px) {
            .photo-card img {
                height: 180px;
            }
        }
        .photo-card .photo-info {
            padding: 16px 20px;
            background: #fff;
        }
        .photo-card .photo-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .photo-card .photo-info p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
        }
        .photo-card .photo-tag {
            display: inline-block;
            background: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            border-radius: var(--radius-badge);
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 500;
            margin-bottom: 8px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 56px 0 72px;
            background: var(--bg-sub);
        }
        @media (max-width: 768px) {
            .faq-section {
                padding: 40px 0 48px;
            }
        }
        .faq-list {
            max-width: 850px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-question {
            width: 100%;
            padding: 16px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: color 0.25s ease;
            cursor: pointer;
            background: none;
            border: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
            transition: transform 0.3s ease, background-color 0.3s ease;
        }
        .faq-item.open .faq-question {
            color: var(--primary);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: rgba(30, 70, 54, 0.15);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 8px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 8px 16px;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 72px 0 80px;
            background: var(--dark);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0 56px;
            }
        }
        .cta-box {
            background: rgba(201, 168, 106, 0.12);
            border: 1px solid rgba(201, 168, 106, 0.4);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .cta-box {
                padding: 28px 20px;
            }
        }
        .cta-box h2 {
            font-size: 24px;
            font-weight: 650;
            color: #F7F4EF;
            margin-bottom: 14px;
            line-height: 1.45;
        }
        @media (max-width: 768px) {
            .cta-box h2 {
                font-size: 20px;
            }
        }
        .cta-box p {
            font-size: 15px;
            color: rgba(247, 244, 239, 0.75);
            line-height: 1.8;
            max-width: 650px;
            margin: 0 auto 24px;
        }
        .cta-box .cta-btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }
        .cta-box .btn-primary {
            background-color: var(--secondary);
            color: var(--dark);
        }
        .cta-box .btn-primary:hover {
            background-color: #F7F4EF;
            color: var(--dark);
        }
        .cta-box .btn-secondary {
            border-color: rgba(247, 244, 239, 0.4);
            color: #F7F4EF;
        }
        .cta-box .btn-secondary:hover {
            border-color: #F7F4EF;
            background-color: rgba(247, 244, 239, 0.1);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(247, 244, 239, 0.7);
            padding: 56px 0 0;
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 40px 0 0;
            }
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
        }
        @media (max-width: 1024px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #F7F4EF;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 12px;
        }
        .footer-logo .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--secondary);
            color: var(--dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
        }
        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(247, 244, 239, 0.65);
            max-width: 360px;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #F7F4EF;
            margin-bottom: 14px;
        }
        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col-list li {
            margin-bottom: 8px;
        }
        .footer-col-list a {
            font-size: 13px;
            color: rgba(247, 244, 239, 0.7);
            transition: color 0.25s ease;
            text-decoration: none;
        }
        .footer-col-list a:hover {
            color: var(--secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(247, 244, 239, 0.5);
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .footer-bottom-links a {
            color: rgba(247, 244, 239, 0.5);
            font-size: 12px;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        .footer-bottom-links a:hover {
            color: var(--secondary);
        }
        .footer-bottom .copyright {
            font-size: 12px;
        }
        @media (max-width: 768px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom-links {
                justify-content: center;
            }
        }

        /* ========== 通用过渡 ========== */
        .fade-section {
            opacity: 1;
            transform: none;
            transition: opacity 0.4s ease, transform 0.4s ease;
        }

        /* ========== 响应式补充 ========== */
        @media (max-width: 768px) {
            .compare-row {
                padding: 8px 0;
            }
            .comparison-card .card-title-row h3 {
                font-size: 17px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1E4636;
            --secondary: #C9A86A;
            --bg-main: #F7F4EF;
            --bg-sub: #F0EDE6;
            --dark: #112A22;
            --accent: #E06C3A;
            --text-main: #1A1F1C;
            --text-sub: #4A5550;
            --border: #E5E0D6;
            --success: #2E7D5B;
            --warning: #B85C3A;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 12px rgba(26, 31, 28, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(26, 31, 28, 0.10);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
        }

        .nav-left {
            justify-content: flex-end;
        }

        .nav-right {
            justify-content: flex-start;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            line-height: 1.4;
        }

        .nav-logo a {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            transition: color 0.25s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            border-radius: 2px;
            transition: width 0.3s ease;
        }

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

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

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

        .nav-link.active::after {
            width: 100%;
            background-color: var(--secondary);
        }

        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            transition: background-color 0.25s ease;
            cursor: pointer;
            flex-shrink: 0;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .hamburger:hover {
            background-color: rgba(30, 70, 54, 0.08);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--bg-main);
            border-bottom: 1px solid var(--border);
            padding: 16px 20px 24px;
            z-index: 99;
            box-shadow: 0 12px 32px rgba(26, 31, 28, 0.08);
            flex-direction: column;
            gap: 8px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu .nav-link {
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            padding: 20px 0 0;
            font-size: 13px;
            color: var(--text-sub);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-sub);
            transition: color 0.25s ease;
        }

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

        .breadcrumb-sep {
            color: var(--border);
            user-select: none;
        }

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

        /* ========== 页面头区 ========== */
        .page-hero {
            padding: 40px 0 32px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .page-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .page-hero-desc {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.8;
            max-width: 600px;
        }

        .page-hero-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 5 / 3;
            background-color: var(--bg-sub);
        }

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

        .hero-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            background: rgba(30, 70, 54, 0.08);
            color: var(--primary);
            white-space: nowrap;
        }

        .hero-tag.accent-tag {
            background: rgba(224, 108, 58, 0.12);
            color: var(--accent);
        }

        /* ========== 工具/表单区 ========== */
        .tool-section {
            padding: 32px 0 48px;
        }

        .tool-card {
            background: #ffffff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 32px;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 32px;
        }

        .tool-form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            display: block;
        }

        .tool-form-group {
            margin-bottom: 18px;
        }

        .tool-input,
        .tool-select {
            width: 100%;
            height: 44px;
            background: var(--bg-main);
            border: 1px solid var(--border);
            border-radius: var(--radius-input);
            padding: 0 14px;
            font-size: 14px;
            font-weight: 450;
            color: var(--text-main);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .tool-input:focus,
        .tool-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 70, 54, 0.12);
        }

        .tool-form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
            border: 1px solid var(--primary);
            cursor: pointer;
            min-height: 48px;
        }

        .btn-primary:hover {
            background: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(224, 108, 58, 0.25);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
            border: 1px solid rgba(30, 70, 54, 0.3);
            cursor: pointer;
            min-height: 48px;
        }

        .btn-secondary:hover {
            border-color: var(--primary);
            background: rgba(30, 70, 54, 0.06);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

        .tool-side-panel {
            background: var(--bg-sub);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .tool-side-panel img {
            border-radius: 12px;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            width: 100%;
        }

        .tool-side-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.5;
        }

        .tool-side-desc {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
        }

        .tool-side-stats {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .tool-stat-item {
            flex: 1;
            min-width: 80px;
            background: #fff;
            border-radius: 10px;
            padding: 12px 14px;
            text-align: center;
            border: 1px solid var(--border);
        }

        .tool-stat-num {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
        }

        .tool-stat-label {
            font-size: 11px;
            color: var(--text-sub);
            font-weight: 500;
        }

        /* ========== 查询结果速览 ========== */
        .result-preview-section {
            padding: 16px 0 48px;
        }

        .result-preview-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .result-preview-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            border-bottom: 1px solid var(--border);
            background: rgba(30, 70, 54, 0.04);
            flex-wrap: wrap;
            gap: 10px;
        }

        .result-preview-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
        }

        .result-badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 500;
            background: rgba(46, 125, 91, 0.12);
            color: var(--success);
        }

        .result-preview-body {
            padding: 20px 24px;
            overflow-x: auto;
        }

        .result-table {
            width: 100%;
            min-width: 720px;
            border-collapse: collapse;
        }

        .result-table th {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-sub);
            text-align: left;
            padding: 10px 12px;
            border-bottom: 1px solid var(--border);
            white-space: nowrap;
        }

        .result-table td {
            font-size: 13px;
            color: var(--text-main);
            padding: 12px 12px;
            border-bottom: 1px solid var(--border);
            white-space: nowrap;
        }

        .result-table tr:last-child td {
            border-bottom: none;
        }

        .result-table tr:hover td {
            background: rgba(30, 70, 54, 0.03);
        }

        .result-home {
            font-weight: 600;
            color: var(--primary);
        }

        .result-score {
            font-weight: 600;
            font-size: 14px;
            color: var(--text-main);
        }

        .result-prize {
            color: var(--accent);
            font-weight: 600;
        }

        /* ========== 查询说明步骤 ========== */
        .query-guide-section {
            padding: 32px 0 48px;
        }

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

        .guide-step-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            position: relative;
        }

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

        .guide-step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
        }

        .guide-step-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .guide-step-card p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
        }

        /* ========== FAQ 区 ========== */
        .faq-section {
            padding: 40px 0 56px;
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 4px;
            cursor: pointer;
            gap: 12px;
            transition: color 0.25s ease;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(30, 70, 54, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            transition: transform 0.3s ease, background-color 0.3s ease;
            user-select: none;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-item.active .faq-question {
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 4px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 4px 20px;
        }

        /* ========== CTA 区 ========== */
        .cta-section {
            padding: 64px 0 72px;
            background: var(--dark);
            color: #fff;
            text-align: center;
            border-radius: 24px;
            margin-bottom: 64px;
        }

        .cta-section .container {
            max-width: 700px;
        }

        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 12px;
            color: #fff;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin-bottom: 28px;
        }

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

        .btn-dark-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--secondary);
            color: var(--dark);
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
            border: 1px solid var(--secondary);
            cursor: pointer;
            min-height: 48px;
        }

        .btn-dark-primary:hover {
            background: #fff;
            border-color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 168, 106, 0.3);
        }

        .btn-dark-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: rgba(255, 255, 255, 0.85);
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.25s ease;
            border: 1px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            min-height: 48px;
        }

        .btn-dark-secondary:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 56px;
            font-size: 14px;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.25s ease;
        }

        .site-footer a:hover {
            color: var(--secondary);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-list a {
            font-size: 13px;
            line-height: 1.6;
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links a:hover {
            color: var(--secondary);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .page-hero {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .page-hero-img {
                max-width: 500px;
            }

            .tool-card {
                grid-template-columns: 1fr;
                padding: 24px;
            }

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

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .site-header .container {
                justify-content: space-between;
            }

            .site-header .nav-logo {
                position: static;
            }

            .page-hero {
                padding: 28px 0 20px;
            }

            .page-hero h1 {
                font-size: 26px;
            }

            .tool-card {
                padding: 20px;
                gap: 20px;
            }

            .tool-form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .query-guide-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

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

            .cta-section {
                padding: 48px 0 56px;
                border-radius: 16px;
                margin-bottom: 40px;
            }

            .cta-section h2 {
                font-size: 20px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }

            .page-hero h1 {
                font-size: 24px;
            }

            .result-preview-header {
                padding: 14px 16px;
            }

            .result-preview-body {
                padding: 14px 16px;
            }

            .btn-primary,
            .btn-secondary,
            .btn-dark-primary,
            .btn-dark-secondary {
                padding: 10px 20px;
                font-size: 14px;
                min-height: 44px;
            }

            .tool-stat-item {
                min-width: 70px;
                padding: 10px;
            }

            .tool-stat-num {
                font-size: 17px;
            }
        }