/* roulang page: index */
:root {
            --color-bg: #FAF7F2;
            --color-surface: #FFFFFF;
            --color-text: #2E2823;
            --color-muted: #7A6F64;
            --color-primary: #B97B45;
            --color-primary-hover: #A36836;
            --color-accent: #7A8B6F;
            --color-dark: #241F1B;
            --color-line: #E8E0D6;
            --radius-card: 20px;
            --radius-img: 20px;
            --radius-btn: 999px;
            --shadow-default: 0 8px 30px rgba(60, 45, 30, 0.08);
            --shadow-hover: 0 16px 40px rgba(60, 45, 30, 0.14);
            --transition-base: all 0.25s ease;
            --font-stack: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition-base);
        }

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

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

        .container {
            max-width: 1200px;
        }

        /* ===== Dock 导航 ===== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            width: min(92vw, 960px);
            min-height: 64px;
            background: rgba(252, 250, 246, 0.86);
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(43, 38, 34, 0.06);
            border-radius: 40px;
            box-shadow: 0 12px 40px rgba(43, 38, 34, 0.08);
            z-index: 1080;
        }

        .dock-nav .navbar {
            min-height: 64px;
            padding: 0;
            border-radius: 40px;
        }

        .dock-nav .container-fluid {
            padding-left: 20px;
            padding-right: 16px;
            align-items: center;
        }

        .dock-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-left: 4px;
        }

        .dock-logo .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }

        .dock-logo .brand-icon::before {
            content: "";
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #F7E9DC;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            box-shadow: inset 0 -2px 4px rgba(185, 123, 69, 0.3);
        }

        .dock-logo .brand-text {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-primary);
            line-height: 1.2;
            white-space: nowrap;
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 2px;
            margin: 0 auto;
        }

        .dock-menu .nav-item {
            list-style: none;
        }

        .dock-menu .nav-link {
            display: inline-block;
            padding: 10px 18px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 999px;
            line-height: 1.4;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .dock-menu .nav-link:hover {
            background: rgba(185, 123, 69, 0.12);
            color: var(--color-text);
        }

        .dock-menu .nav-link.active {
            background: var(--color-primary);
            color: #ffffff;
        }

        .dock-actions {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .search-btn {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: transparent;
            border: none;
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .search-btn:hover {
            background: rgba(185, 123, 69, 0.1);
            color: var(--color-primary);
        }

        .search-btn svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 22px;
            background: var(--color-primary);
            color: #ffffff;
            font-size: 0.875rem;
            font-weight: 600;
            border-radius: 999px;
            border: none;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-cta:hover {
            background: var(--color-primary-hover);
            color: #ffffff;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(185, 123, 69, 0.25);
        }

        .navbar-toggler {
            border: none;
            outline: none;
            padding: 8px 10px;
            box-shadow: none !important;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232E2823' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991px) {
            .dock-nav {
                width: calc(100vw - 32px);
                border-radius: 24px;
            }
            .dock-nav .navbar {
                border-radius: 24px;
            }
            .dock-nav .container-fluid {
                flex-wrap: nowrap;
            }
            .dock-nav .navbar-collapse {
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                width: 100%;
                background: rgba(252, 250, 246, 0.96);
                -webkit-backdrop-filter: blur(16px);
                backdrop-filter: blur(16px);
                border: 1px solid rgba(43, 38, 34, 0.06);
                border-radius: 20px;
                box-shadow: var(--shadow-default);
                padding: 16px;
                z-index: 1090;
            }
            .dock-menu {
                flex-direction: column;
                align-items: stretch;
                margin: 0 0 12px;
                width: 100%;
            }
            .dock-menu .nav-link {
                display: block;
                padding: 12px 16px;
                text-align: center;
            }
            .dock-actions {
                justify-content: center;
                border-top: 1px solid var(--color-line);
                padding-top: 12px;
            }
        }

        @media (max-width: 576px) {
            .dock-nav {
                width: calc(100vw - 20px);
                top: 10px;
            }
            .dock-logo .brand-text {
                font-size: 1.05rem;
            }
            .btn-cta {
                padding: 0 16px;
                font-size: 0.8rem;
                height: 36px;
            }
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            position: relative;
            padding: 150px 0 90px;
            background: linear-gradient(135deg, #F4EDE3 0%, #FAF7F2 60%, #F0E4D4 100%);
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-content {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }

        .hero-title {
            font-size: clamp(2.4rem, 6vw, 4.2rem);
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 24px;
        }

        .hero-title .brand-highlight {
            color: var(--color-primary);
        }

        .hero-subtitle {
            font-size: 1.1rem;
            line-height: 1.7;
            color: var(--color-muted);
            max-width: 560px;
            margin: 0 auto 36px;
        }

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

        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: var(--color-primary);
            color: #ffffff;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 999px;
            border: none;
            transition: var(--transition-base);
        }

        .btn-main:hover {
            background: var(--color-primary-hover);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(185, 123, 69, 0.3);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: transparent;
            color: var(--color-primary);
            font-size: 1rem;
            font-weight: 600;
            border-radius: 999px;
            border: 1px solid var(--color-primary);
            transition: var(--transition-base);
        }

        .btn-outline:hover {
            background: rgba(185, 123, 69, 0.08);
            color: var(--color-primary-hover);
            transform: translateY(-1px);
        }

        .hero-visual {
            max-width: 860px;
            margin: 0 auto;
            border-radius: 28px;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .hero-visual img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .hero {
                padding: 120px 0 56px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-main,
            .btn-outline {
                width: 100%;
                max-width: 320px;
            }
            .hero-visual {
                border-radius: 20px;
            }
        }

        /* ===== 数据条 ===== */
        .stats-bar {
            padding: 48px 0;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-line);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-muted);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 16px;
            }
            .stat-num {
                font-size: 1.8rem;
            }
        }

        /* ===== 通用 section ===== */
        .section {
            padding: 88px 0;
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-head p {
            font-size: 1rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-head {
                margin-bottom: 32px;
            }
        }

        /* ===== 功能亮点轮播 ===== */
        .features-section {
            background: var(--color-bg);
        }

        .feature-carousel-wrap {
            background: var(--color-surface);
            border-radius: 28px;
            box-shadow: var(--shadow-default);
            padding: 32px;
            position: relative;
        }

        .feature-item {
            padding: 16px 8px;
        }

        .feature-num {
            font-size: 3rem;
            font-weight: 200;
            color: rgba(185, 123, 69, 0.35);
            line-height: 1;
            display: block;
            margin-bottom: 16px;
            letter-spacing: -0.04em;
        }

        .feature-item h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .feature-item p {
            font-size: 0.95rem;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 20px;
            max-width: 420px;
        }

        .feature-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }

        .feature-link:hover {
            color: var(--color-primary-hover);
            gap: 10px;
        }

        .feature-img-wrap {
            border-radius: 20px;
            overflow: hidden;
            height: 100%;
            min-height: 300px;
            background: #F1EBE3;
        }

        .feature-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .carousel-indicators.custom-indicators {
            position: absolute;
            right: 20px;
            bottom: 20px;
            margin: 0;
            left: auto;
            transform: none;
            flex-direction: column;
            gap: 6px;
            z-index: 3;
        }

        .carousel-indicators.custom-indicators button {
            width: 8px;
            height: 8px;
            border-radius: 999px;
            background: rgba(46, 40, 35, 0.25);
            border: none;
            opacity: 1;
            transition: var(--transition-base);
            margin: 0;
        }

        .carousel-indicators.custom-indicators button.active {
            background: var(--color-primary);
            width: 28px;
        }

        .carousel-control-prev.custom-arrow,
        .carousel-control-next.custom-arrow {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(43, 38, 34, 0.06);
            box-shadow: var(--shadow-default);
            top: 50%;
            transform: translateY(-50%);
            bottom: auto;
            opacity: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition-base);
            z-index: 3;
        }

        .carousel-control-prev.custom-arrow {
            left: 16px;
        }

        .carousel-control-next.custom-arrow {
            right: 16px;
        }

        .carousel-control-prev.custom-arrow:hover,
        .carousel-control-next.custom-arrow:hover {
            background: var(--color-primary);
            opacity: 1;
        }

        .carousel-control-prev.custom-arrow span,
        .carousel-control-next.custom-arrow span {
            font-size: 1.2rem;
            color: var(--color-text);
            line-height: 1;
        }

        .carousel-control-prev.custom-arrow:hover span,
        .carousel-control-next.custom-arrow:hover span {
            color: #ffffff;
        }

        @media (max-width: 992px) {
            .feature-carousel-wrap {
                padding: 20px;
            }
            .feature-img-wrap {
                min-height: 220px;
                margin-top: 20px;
            }
            .carousel-control-prev.custom-arrow,
            .carousel-control-next.custom-arrow {
                display: none;
            }
            .carousel-indicators.custom-indicators {
                position: static;
                flex-direction: row;
                justify-content: center;
                margin-top: 16px;
            }
            .carousel-indicators.custom-indicators button.active {
                width: 28px;
            }
        }

        /* ===== 使用环境 ===== */
        .req-section {
            background: var(--color-surface);
        }

        .req-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            column-gap: 48px;
            max-width: 960px;
            margin: 0 auto;
        }

        .req-item {
            padding: 28px 0;
            border-bottom: 1px solid var(--color-line);
        }

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

        .req-num {
            font-size: 2rem;
            font-weight: 200;
            color: var(--color-accent);
            line-height: 1.2;
            display: block;
            margin-bottom: 8px;
            letter-spacing: -0.03em;
        }

        .req-item h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .req-item p {
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.6;
            margin: 0;
        }

        @media (max-width: 768px) {
            .req-grid {
                grid-template-columns: 1fr;
                column-gap: 0;
                row-gap: 4px;
            }
            .req-item {
                padding: 20px 0;
            }
        }

        /* ===== 用户评价 ===== */
        .testimonials-section {
            background: var(--color-bg);
        }

        .testimonial-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-default);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: var(--transition-base);
        }

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

        .stars {
            display: flex;
            gap: 2px;
            margin-bottom: 16px;
        }

        .stars svg {
            width: 18px;
            height: 18px;
            fill: #E8A33D;
        }

        .testimonial-card blockquote {
            font-size: 0.95rem;
            line-height: 1.7;
            color: #4A413A;
            margin: 0 0 20px;
            flex: 1;
            border: none;
            padding: 0;
        }

        .user-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--color-line);
            padding-top: 16px;
        }

        .user-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            overflow: hidden;
            background: #F1EBE3;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
        }

        .user-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .user-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.3;
        }

        .user-role {
            font-size: 0.8rem;
            color: var(--color-muted);
        }

        @media (max-width: 992px) {
            .testimonial-card {
                margin-bottom: 24px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 88px 0;
            background: var(--color-bg);
        }

        .cta-box {
            background: var(--color-dark);
            border-radius: 28px;
            padding: 72px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
        }

        .cta-box .container {
            position: relative;
            z-index: 2;
        }

        .cta-box h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .cta-box .cta-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .btn-light-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: #ffffff;
            color: var(--color-text);
            font-size: 1rem;
            font-weight: 600;
            border-radius: 999px;
            border: none;
            transition: var(--transition-base);
        }

        .btn-light-main:hover {
            background: #F4EDE3;
            color: var(--color-text);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
        }

        .btn-amber-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: transparent;
            color: #E8C4A0;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 999px;
            border: 1px solid #E8C4A0;
            transition: var(--transition-base);
        }

        .btn-amber-outline:hover {
            background: rgba(232, 196, 160, 0.12);
            color: #F0D5B8;
        }

        .cta-links {
            display: flex;
            gap: 24px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .cta-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            transition: var(--transition-base);
        }

        .cta-links a:hover {
            color: #ffffff;
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            .cta-box {
                padding: 48px 24px;
                border-radius: 20px;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .btn-light-main,
            .btn-amber-outline {
                width: 100%;
                max-width: 320px;
            }
        }

        /* ===== 最新内容列表 ===== */
        .news-section {
            background: var(--color-surface);
        }

        .news-list {
            max-width: 900px;
            margin: 0 auto;
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-line);
            transition: var(--transition-base);
        }

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

        .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
            background: #F1EBE3;
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .news-body {
            flex: 1;
            min-width: 0;
        }

        .news-cat {
            display: inline-block;
            padding: 3px 12px;
            background: rgba(122, 139, 111, 0.12);
            color: #5F7055;
            font-size: 0.77rem;
            border-radius: 999px;
            font-weight: 500;
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .news-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 4px;
            line-height: 1.4;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .news-title a {
            color: inherit;
        }

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

        .news-summary {
            font-size: 0.85rem;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-side {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 8px;
            flex-shrink: 0;
        }

        .news-time {
            font-size: 0.8rem;
            color: var(--color-muted);
        }

        .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
        }

        .read-more:hover {
            color: var(--color-primary-hover);
        }

        .empty-state {
            border: 1px dashed var(--color-line);
            border-radius: 20px;
            padding: 48px 24px;
            text-align: center;
            color: var(--color-muted);
            font-size: 0.95rem;
            background: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 768px) {
            .news-item {
                flex-wrap: wrap;
                gap: 12px;
            }
            .news-thumb {
                width: 80px;
                height: 60px;
            }
            .news-side {
                flex-direction: row;
                align-items: center;
                width: 100%;
                justify-content: space-between;
            }
            .news-title {
                white-space: normal;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-bg);
        }

        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-surface);
            border-radius: 16px;
            box-shadow: var(--shadow-default);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition-base);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            background: none;
            border: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            transition: var(--transition-base);
            font-family: var(--font-stack);
            line-height: 1.5;
        }

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

        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(185, 123, 69, 0.08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
            margin-left: 16px;
            transition: var(--transition-base);
        }

        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .faq-icon::before {
            width: 10px;
            height: 2px;
        }

        .faq-icon::after {
            width: 2px;
            height: 10px;
            transition: var(--transition-base);
        }

        .faq-item.open .faq-icon::after {
            transform: rotate(90deg);
            opacity: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.7;
            padding-bottom: 20px;
            margin: 0;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 0;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 72px 0 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            position: relative;
            display: inline-block;
        }

        .footer-brand .brand-icon::before {
            content: "";
            width: 11px;
            height: 11px;
            border-radius: 50%;
            background: #F7E9DC;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .footer-brand .brad-text {
            font-size: 1.1rem;
            font-weight: 700;
            color: #ffffff;
        }

        .footer-brand p {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 280px;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            transition: var(--transition-base);
        }

        .footer-col a:hover {
            color: #E8C4A0;
            text-decoration: none;
        }

        .footer-contact p {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 6px;
            line-height: 1.6;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.813rem;
            color: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 焦点/偏好 ===== */
        a:focus-visible,
        button:focus-visible,
        .btn-main:focus-visible,
        .btn-outline:focus-visible,
        .btn-cta:focus-visible {
            outline: 3px solid rgba(185, 123, 69, 0.45);
            outline-offset: 2px;
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: article */
:root {
    --color-bg: #FAF7F2;
    --color-surface: #FFFFFF;
    --color-text: #2E2823;
    --color-muted: #7A6F64;
    --color-primary: #B97B45;
    --color-primary-hover: #A36836;
    --color-accent: #7A8B6F;
    --color-dark: #241F1B;
    --color-line: #E8E0D6;
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --shadow-sm: 0 8px 30px rgba(60, 45, 30, 0.08);
    --shadow-md: 0 16px 40px rgba(60, 45, 30, 0.14);
    --transition: 0.25s ease;
}
*,
*::before,
*::after {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}
img {
    max-width: 100%;
    height: auto;
}
button,
input {
    font-family: inherit;
}
.container {
    max-width: 1200px;
}
.container-narrow {
    max-width: 860px;
    margin: 0 auto;
}
.dock-nav {
    position: fixed;
    top: 16px;
    left: 0;
    right: 0;
    z-index: 1040;
    width: min(92vw, 960px);
    margin: 0 auto;
    background: rgba(252, 250, 246, 0.86);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(43, 38, 34, 0.06);
    border-radius: 999px;
    box-shadow: 0 12px 40px rgba(43, 38, 34, 0.08);
}
.dock-nav .navbar {
    padding: 0;
    height: 64px;
}
.dock-nav .container-fluid {
    display: flex;
    align-items: center;
    padding: 0 8px 0 24px;
}
.dock-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-right: 16px;
}
.brand-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: radial-gradient(circle at center, var(--color-primary) 0%, var(--color-primary-hover) 70%);
    display: inline-block;
    position: relative;
}
.brand-icon::after {
    content: "";
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 7px;
    left: 14px;
    box-shadow: 0 9px 0 rgba(255, 255, 255, 0.8);
}
.brand-text {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
}
.dock-menu {
    display: flex;
    align-items: center;
    gap: 2px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.dock-menu .nav-item {
    margin: 0;
}
.dock-menu .nav-link {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: 0.01em;
    transition: background var(--transition), color var(--transition);
}
.dock-menu .nav-link:hover {
    background: rgba(185, 123, 69, 0.12);
    color: var(--color-primary);
}
.dock-menu .nav-link.active {
    background: var(--color-primary);
    color: #fff;
}
.dock-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
}
.search-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(185, 123, 69, 0.1);
    color: var(--color-primary);
    transition: background var(--transition), transform var(--transition);
}
.search-btn svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
}
.search-btn:hover {
    background: rgba(185, 123, 69, 0.2);
    transform: scale(1.04);
}
.btn-cta {
    display: inline-block;
    padding: 10px 24px;
    height: 40px;
    line-height: 20px;
    border-radius: 999px;
    background: var(--color-primary);
    color: #fff !important;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}
.btn-cta:hover {
    background: var(--color-primary-hover);
    box-shadow: 0 8px 20px rgba(185, 123, 69, 0.28);
    transform: translateY(-1px);
}
.navbar-toggler {
    border: none;
    border-radius: 12px;
    padding: 8px 10px;
    background: rgba(185, 123, 69, 0.12);
}
.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(185, 123, 69, 0.25);
}
.navbar-toggler-icon {
    width: 20px;
    height: 20px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23B97B45' stroke-width='2.5' stroke-linecap='round'%3E%3Cline x1='4' y1='7' x2='20' y2='7'/%3E%3Cline x1='4' y1='12' x2='20' y2='12'/%3E%3Cline x1='4' y1='17' x2='20' y2='17'/%3E%3C/svg%3E");
}
.main-wrap {
    padding-top: 120px;
    padding-bottom: 96px;
    min-height: 70vh;
}
.breadcrumb-area {
    max-width: 860px;
    margin: 0 auto 40px;
    padding: 0 16px;
    font-size: 0.875rem;
    color: var(--color-muted);
}
.breadcrumb-area a {
    color: var(--color-muted);
    transition: color var(--transition);
}
.breadcrumb-area a:hover {
    color: var(--color-primary);
}
.breadcrumb-area .sep {
    margin: 0 8px;
    color: #b5a89a;
}
.article-header {
    max-width: 860px;
    margin: 0 auto 48px;
    padding: 0 16px;
    text-align: center;
}
.article-header h1 {
    font-size: clamp(1.9rem, 4vw, 2.7rem);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin: 0 0 20px;
    color: var(--color-text);
}
.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
    font-size: 0.875rem;
    color: var(--color-muted);
}
.badge-cat {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    background: rgba(122, 139, 111, 0.14);
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 600;
}
.article-meta .dot {
    opacity: 0.5;
}
.article-cover {
    max-width: 860px;
    margin: 0 auto 44px;
    padding: 0 16px;
}
.article-cover img {
    width: 100%;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: var(--shadow-sm);
}
.article-body {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 16px;
    font-size: 1rem;
    line-height: 1.9;
    color: var(--color-text);
}
.article-body p {
    margin: 0 0 24px;
}
.article-body h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 56px 0 20px;
    padding-left: 14px;
    border-left: 4px solid var(--color-primary);
    line-height: 1.4;
    color: var(--color-text);
}
.article-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 40px 0 14px;
    color: var(--color-text);
}
.article-body blockquote {
    margin: 28px 0;
    padding: 20px 24px;
    background: #F7F1E9;
    border-left: 4px solid var(--color-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-muted);
    font-size: 0.95rem;
    line-height: 1.8;
}
.article-body img {
    border-radius: var(--radius-md);
    margin: 32px 0;
    box-shadow: var(--shadow-sm);
}
.article-body ul,
.article-body ol {
    margin: 20px 0 28px;
    padding-left: 28px;
}
.article-body li {
    margin-bottom: 8px;
    line-height: 1.85;
}
.article-body a {
    color: var(--color-primary);
    border-bottom: 1px solid rgba(185, 123, 69, 0.4);
    transition: border-color var(--transition), color var(--transition);
}
.article-body a:hover {
    color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}
.article-footer {
    max-width: 760px;
    margin: 56px auto 0;
    padding: 28px 16px;
    border-top: 1px solid var(--color-line);
    font-size: 0.875rem;
    color: var(--color-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.article-footer .update-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.not-found {
    max-width: 600px;
    margin: 80px auto;
    padding: 60px 30px;
    text-align: center;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-line);
}
.not-found h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.not-found p {
    color: var(--color-muted);
    margin-bottom: 24px;
}
.not-found .btn-back {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 999px;
    background: var(--color-primary);
    color: #fff;
    font-weight: 600;
    transition: background var(--transition), transform var(--transition);
}
.not-found .btn-back:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
}
.related-section {
    max-width: 1200px;
    margin: 96px auto 0;
    padding: 0 16px;
}
.related-section .section-head {
    text-align: center;
    margin-bottom: 44px;
}
.related-section .section-head h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 8px;
}
.related-section .section-head p {
    color: var(--color-muted);
    font-size: 0.95rem;
}
.related-card {
    display: block;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
    height: 100%;
    border: 1px solid rgba(232, 224, 214, 0.6);
}
.related-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.related-card .cover {
    height: 200px;
    overflow: hidden;
}
.related-card .cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.related-card:hover .cover img {
    transform: scale(1.03);
}
.related-card .content {
    padding: 24px;
}
.related-card .content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.5;
    color: var(--color-text);
    transition: color var(--transition);
}
.related-card:hover .content h3 {
    color: var(--color-primary);
}
.related-card .content p {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 0;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.back-to-list {
    text-align: center;
    margin-top: 44px;
}
.back-to-list a {
    display: inline-block;
    padding: 10px 28px;
    border-radius: 999px;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: background var(--transition), color var(--transition);
}
.back-to-list a:hover {
    background: var(--color-primary);
    color: #fff;
}
.cta-band {
    max-width: 1200px;
    margin: 96px auto 0;
    padding: 0 16px;
}
.cta-inner {
    background: var(--color-dark);
    border-radius: 28px;
    padding: 64px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-inner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(185, 123, 69, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(185, 123, 69, 0.12) 0%, transparent 40%);
    pointer-events: none;
}
.cta-inner h2 {
    color: #fff;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
}
.cta-inner p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    font-size: 0.95rem;
}
.cta-inner .btn-group-wrap {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
}
.btn-light-main {
    display: inline-block;
    padding: 0 36px;
    height: 52px;
    line-height: 52px;
    border-radius: 999px;
    background: #fff;
    color: var(--color-dark);
    font-weight: 600;
    font-size: 1rem;
    transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
    border: none;
}
.btn-light-main:hover {
    background: #f5ece2;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}
.btn-outline-amber {
    display: inline-block;
    padding: 0 36px;
    height: 52px;
    line-height: 48px;
    border-radius: 999px;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1rem;
    background: transparent;
    transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn-outline-amber:hover {
    background: rgba(185, 123, 69, 0.15);
    color: #d8945f;
    transform: translateY(-2px);
}
.site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.75);
    padding: 72px 0 40px;
    margin-top: 96px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-logo .brand-icon {
    width: 32px;
    height: 32px;
}
.footer-logo .brand-icon::after {
    width: 5px;
    height: 5px;
    top: 6px;
    left: 13px;
    box-shadow: 0 8px 0 rgba(255, 255, 255, 0.8);
}
.footer-logo span {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.02em;
}
.footer-brand p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    margin-bottom: 0;
    max-width: 280px;
}
.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 18px;
}
.footer-col a {
    display: block;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    padding: 5px 0;
    transition: color var(--transition), padding-left var(--transition);
}
.footer-col a:hover {
    color: #d8945f;
    padding-left: 4px;
}
.footer-contact p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    margin-bottom: 6px;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 24px;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
}
@media (max-width: 991.98px) {
    .dock-nav {
        width: 94vw;
        top: 10px;
        border-radius: 24px;
    }
    .dock-nav .navbar {
        height: auto;
        min-height: 60px;
        padding: 8px 0;
    }
    .dock-nav .container-fluid {
        padding: 0 16px;
    }
    .dock-menu {
        flex-direction: column;
        align-items: stretch;
        padding: 12px 0 4px;
        gap: 4px;
    }
    .dock-menu .nav-link {
        display: block;
        padding: 12px 18px;
    }
    .dock-actions {
        padding: 10px 0 4px;
        margin-left: 0;
        justify-content: flex-end;
    }
    .main-wrap {
        padding-top: 96px;
    }
}
@media (max-width: 767.98px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .article-cover img {
        height: 240px;
        object-fit: cover;
    }
    .related-section {
        margin-top: 72px;
    }
    .related-card .cover {
        height: 180px;
    }
    .cta-band {
        margin-top: 72px;
    }
    .cta-inner {
        padding: 44px 20px;
    }
}
@media (max-width: 575.98px) {
    .main-wrap {
        padding-top: 84px;
        padding-bottom: 64px;
    }
    .article-header {
        text-align: left;
        padding: 0 20px;
    }
    .article-header h1 {
        font-size: 1.65rem;
    }
    .article-meta {
        justify-content: flex-start;
        gap: 10px;
    }
    .breadcrumb-area {
        padding: 0 20px;
        font-size: 0.8rem;
    }
    .article-cover {
        padding: 0 20px;
        margin-bottom: 32px;
    }
    .article-body {
        padding: 0 20px;
        font-size: 0.95rem;
        line-height: 1.85;
    }
    .article-footer {
        padding: 24px 20px;
        flex-direction: column;
        align-items: flex-start;
    }
    .related-section {
        padding: 0 16px;
    }
    .cta-inner .btn-group-wrap {
        flex-direction: column;
        align-items: stretch;
    }
    .cta-inner .btn-group-wrap a {
        display: block;
        text-align: center;
        width: 100%;
        margin-bottom: 4px;
    }
    .btn-light-main,
    .btn-outline-amber {
        padding: 0 24px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* roulang page: category1 */
:root {
            --color-bg: #FAF7F2;
            --color-surface: #FFFFFF;
            --color-text: #2E2823;
            --color-muted: #7A6F64;
            --color-primary: #B97B45;
            --color-primary-hover: #A36836;
            --color-accent: #7A8B6F;
            --color-dark: #241F1B;
            --color-line: #E8E0D6;
            --shadow-sm: 0 8px 30px rgba(60, 45, 30, 0.08);
            --shadow-hover: 0 16px 40px rgba(60, 45, 30, 0.14);
            --radius-card: 20px;
            --radius-img: 20px;
            --radius-pill: 999px;
            --font-base: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ============ 按钮 ============ */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: var(--color-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            font-size: 0.96rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(185, 123, 69, 0.28);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-pill);
            font-size: 0.96rem;
            font-weight: 600;
            transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(185, 123, 69, 0.1);
            color: var(--color-primary-hover);
            transform: translateY(-2px);
        }

        .btn-dark-solid {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: #FFF;
            color: var(--color-dark);
            border: none;
            border-radius: var(--radius-pill);
            font-size: 1rem;
            font-weight: 600;
            transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
            cursor: pointer;
        }

        .btn-dark-solid:hover {
            background: #F3EADC;
            color: var(--color-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        .btn-dark-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: transparent;
            color: #E8A33D;
            border: 1px solid rgba(232, 163, 61, 0.7);
            border-radius: var(--radius-pill);
            font-size: 1rem;
            font-weight: 600;
            transition: background 0.25s ease, transform 0.25s ease;
            cursor: pointer;
        }

        .btn-dark-outline:hover {
            background: rgba(232, 163, 61, 0.12);
            color: #E8A33D;
            transform: translateY(-2px);
        }

        .text-link {
            display: inline-block;
            margin-top: 12px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: color 0.2s ease, transform 0.2s ease;
        }

        .text-link:hover {
            color: var(--color-primary-hover);
            transform: translateX(4px);
        }

        /* ============ 浮动导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            width: min(92vw, 960px);
            z-index: 1000;
            background: rgba(252, 250, 246, 0.86);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(43, 38, 34, 0.06);
            border-radius: 40px;
            box-shadow: 0 12px 40px rgba(43, 38, 34, 0.08);
            transition: box-shadow 0.3s ease;
        }

        .dock-nav .navbar {
            padding: 0;
            min-height: 64px;
        }

        .dock-nav .container-fluid {
            padding-left: 12px;
            padding-right: 12px;
            align-items: center;
        }

        .dock-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-left: 12px;
            padding-right: 8px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            position: relative;
            flex-shrink: 0;
        }

        .brand-icon::after {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            width: 10px;
            height: 10px;
            background: rgba(255, 255, 255, 0.55);
            border-radius: 50% 50% 45% 55%;
            transform: translate(-50%, -50%) rotate(15deg);
        }

        .brand-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .dock-menu {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 2px;
            align-items: center;
        }

        .dock-menu .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            transition: background 0.2s ease, color 0.2s ease;
            white-space: nowrap;
        }

        .dock-menu .nav-link:hover {
            background: rgba(185, 123, 69, 0.12);
            color: var(--color-primary);
        }

        .dock-menu .nav-link.active {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-menu .nav-link.active:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .dock-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text);
            transition: background 0.2s ease, color 0.2s ease;
        }

        .search-btn svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
        }

        .search-btn:hover {
            background: rgba(185, 123, 69, 0.12);
            color: var(--color-primary);
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 22px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            white-space: nowrap;
            transition: background 0.2s ease, transform 0.2s ease;
        }

        .btn-cta:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        .navbar-toggler {
            border: none;
            padding: 6px 10px;
            border-radius: 12px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='rgba(46,40,35,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
            width: 24px;
            height: 24px;
        }

        @media (max-width: 991.98px) {
            .dock-nav {
                width: 94vw;
                top: 10px;
            }

            .dock-nav .container-fluid {
                padding-left: 16px;
                padding-right: 16px;
                flex-wrap: nowrap;
            }

            .navbar-collapse {
                background: rgba(252, 250, 246, 0.97);
                border-radius: 20px;
                padding: 16px 12px;
                margin-top: 10px;
                border: 1px solid rgba(43, 38, 34, 0.06);
                box-shadow: 0 16px 40px rgba(43, 38, 34, 0.1);
            }

            .dock-menu {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                gap: 4px;
                padding: 0;
                margin-bottom: 12px;
            }

            .dock-menu .nav-link {
                width: 100%;
                padding: 12px 18px;
                font-size: 0.95rem;
            }

            .dock-actions {
                width: 100%;
                justify-content: space-between;
                border-top: 1px solid var(--color-line);
                padding-top: 12px;
                margin-left: 0;
            }
        }

        @media (max-width: 576px) {
            .brand-text {
                font-size: 1.05rem;
            }

            .btn-cta {
                padding: 0 16px;
                font-size: 0.82rem;
                height: 36px;
            }
        }

        /* ============ 页面 Hero ============ */
        .page-hero {
            position: relative;
            padding: 150px 0 90px;
            background: linear-gradient(135deg, #F3E7D3 0%, #FAF3E8 55%, #F7EDE0 100%);
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
            pointer-events: none;
        }

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

        .hero-tag {
            display: inline-block;
            background: rgba(185, 123, 69, 0.12);
            color: var(--color-primary);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            margin-bottom: 20px;
        }

        .page-hero h1 {
            font-size: clamp(2.4rem, 6vw, 4rem);
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin: 0 0 16px;
        }

        .page-hero h1 .highlight {
            color: var(--color-primary);
            position: relative;
        }

        .hero-sub {
            font-size: 1.12rem;
            color: var(--color-muted);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

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

        @media (max-width: 576px) {
            .page-hero {
                padding: 120px 0 60px;
            }

            .hero-actions {
                flex-direction: column;
                width: 100%;
                max-width: 300px;
                margin: 0 auto;
            }

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

        /* ============ 概览数据条 ============ */
        .overview-strip {
            padding: 56px 0 24px;
        }

        .overview-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            text-align: center;
        }

        .overview-item {
            padding: 16px 8px;
        }

        .overview-item .num {
            display: block;
            font-size: 2.6rem;
            font-weight: 200;
            letter-spacing: -0.02em;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .overview-item .label {
            display: block;
            margin-top: 8px;
            font-size: 0.92rem;
            color: var(--color-muted);
        }

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

            .overview-item .num {
                font-size: 2.1rem;
            }
        }

        /* ============ 图文交替区块 ============ */
        .alt-section {
            padding: 96px 0 56px;
            position: relative;
        }

        .alt-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
            padding: 48px 0;
        }

        .alt-row.reverse .alt-media {
            order: 2;
        }

        .alt-row.reverse .alt-content {
            order: 1;
        }

        .alt-media {
            position: relative;
            border-radius: var(--radius-img);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .alt-media img {
            width: 100%;
            height: 360px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .alt-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(36, 31, 27, 0) 55%, rgba(36, 31, 27, 0.18) 100%);
            border-radius: var(--radius-img);
            pointer-events: none;
        }

        .alt-content {
            padding: 8px 0;
        }

        .alt-num {
            display: block;
            font-size: 4.2rem;
            font-weight: 200;
            color: rgba(185, 123, 69, 0.25);
            line-height: 1;
            margin-bottom: 12px;
            letter-spacing: -0.03em;
        }

        .alt-content h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            margin: 0 0 16px;
            letter-spacing: -0.01em;
        }

        .alt-content p {
            font-size: 0.98rem;
            line-height: 1.85;
            color: var(--color-muted);
            margin-bottom: 16px;
        }

        .alt-feature-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 16px;
        }

        .alt-feature-list li {
            position: relative;
            padding-left: 24px;
            font-size: 0.94rem;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 8px;
        }

        .alt-feature-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.68em;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        @media (max-width: 991.98px) {
            .alt-section {
                padding: 72px 0 40px;
            }

            .alt-row {
                gap: 40px;
                padding: 36px 0;
            }

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

        @media (max-width: 768px) {
            .alt-section {
                padding: 56px 0 24px;
            }

            .alt-row {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 32px 0;
            }

            .alt-row.reverse .alt-media {
                order: 1;
            }

            .alt-row.reverse .alt-content {
                order: 2;
            }

            .alt-media img {
                height: 220px;
            }

            .alt-num {
                font-size: 3rem;
            }
        }

        /* ============ CTA 区块 ============ */
        .cta-block {
            padding: 96px 0 80px;
        }

        .cta-inner {
            background: var(--color-dark);
            border-radius: 28px;
            padding: 72px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-inner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            pointer-events: none;
        }

        .cta-inner h2 {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 700;
            color: #FBF7F0;
            position: relative;
            margin: 0 0 14px;
            z-index: 2;
        }

        .cta-inner p {
            font-size: 1.02rem;
            color: rgba(251, 247, 240, 0.72);
            max-width: 480px;
            margin: 0 auto 32px;
            line-height: 1.8;
            position: relative;
            z-index: 2;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-links {
            margin-top: 24px;
            display: flex;
            gap: 24px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-links a {
            color: rgba(251, 247, 240, 0.6);
            font-size: 0.88rem;
            text-decoration: underline;
            text-underline-offset: 4px;
            transition: color 0.2s ease;
        }

        .cta-links a:hover {
            color: rgba(251, 247, 240, 1);
        }

        @media (max-width: 768px) {
            .cta-block {
                padding: 56px 0 48px;
            }

            .cta-inner {
                padding: 48px 24px;
                border-radius: 20px;
            }

            .cta-actions {
                flex-direction: column;
            }

            .cta-actions .btn-dark-solid,
            .cta-actions .btn-dark-outline {
                width: 100%;
                padding: 0 24px;
            }
        }

        /* ============ FAQ 区块 ============ */
        .faq-section {
            padding: 40px 0 96px;
        }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.01em;
            margin: 0 0 10px;
        }

        .section-head p {
            font-size: 1rem;
            color: var(--color-muted);
            max-width: 520px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            --bs-accordion-bg: var(--color-surface);
            --bs-accordion-border-color: transparent;
            --bs-accordion-btn-padding-y: 20px;
            --bs-accordion-btn-padding-x: 24px;
            --bs-accordion-body-padding-y: 0 24px 20px;
            --bs-accordion-active-bg: var(--color-surface);
            --bs-accordion-active-color: var(--color-text);
            --bs-accordion-btn-focus-box-shadow: none;
        }

        .faq-list .accordion-item {
            border: none;
            border-radius: 16px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 12px;
            background: var(--color-surface);
            overflow: hidden;
            transition: box-shadow 0.25s ease, transform 0.25s ease;
        }

        .faq-list .accordion-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .faq-list .accordion-button {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            padding: 20px 24px;
            border-radius: 16px;
            background: var(--color-surface);
            box-shadow: none;
            position: relative;
            transition: color 0.2s ease;
        }

        .faq-list .accordion-button::after {
            content: "+";
            background-image: none;
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 300;
            color: var(--color-primary);
            transform: rotate(0deg);
            transition: transform 0.3s ease;
        }

        .faq-list .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .faq-list .accordion-button:not(.collapsed) {
            color: var(--color-primary);
            background: var(--color-surface);
        }

        .faq-list .accordion-button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: -2px;
        }

        .faq-list .accordion-body {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--color-muted);
            padding: 0 24px 20px;
        }

        @media (max-width: 576px) {
            .faq-section {
                padding: 32px 0 64px;
            }

            .faq-list .accordion-button {
                padding: 16px 18px;
                font-size: 0.94rem;
            }

            .faq-list .accordion-body {
                padding: 0 18px 16px;
            }
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark);
            color: rgba(251, 247, 240, 0.7);
            padding: 72px 0 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }

        .footer-brand .footer-logo .brand-icon {
            width: 24px;
            height: 24px;
        }

        .footer-brand .footer-logo .brand-icon::after {
            width: 8px;
            height: 8px;
        }

        .footer-brand .footer-logo .brad-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: #FBF7F0;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(251, 247, 240, 0.6);
            max-width: 240px;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #FBF7F0;
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(251, 247, 240, 0.6);
            line-height: 2.2;
            transition: color 0.2s ease;
        }

        .footer-col a:hover {
            color: #E8A33D;
        }

        .footer-col.footer-contact p {
            font-size: 0.88rem;
            line-height: 2;
            color: rgba(251, 247, 240, 0.6);
            margin: 0;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            padding-top: 28px;
            font-size: 0.82rem;
            color: rgba(251, 247, 240, 0.45);
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 48px 0 32px;
            }

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

            .footer-brand p {
                max-width: 100%;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }

        /* ============ 辅助 ============ */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .reveal.in-view {
            opacity: 1;
            transform: translateY(0);
        }

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

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

            .reveal {
                opacity: 1;
                transform: none;
            }
        }

        .accordion-header {
            margin-bottom: 0;
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --color-bg: #FAF7F2;
            --color-surface: #FFFFFF;
            --color-text: #2E2823;
            --color-muted: #7A6F64;
            --color-primary: #B97B45;
            --color-primary-hover: #A36836;
            --color-accent: #7A8B6F;
            --color-dark: #241F1B;
            --color-line: #E8E0D6;
            --radius-card: 20px;
            --radius-img: 16px;
            --radius-pill: 999px;
            --shadow-sm: 0 8px 30px rgba(60, 45, 30, 0.08);
            --shadow-lg: 0 16px 40px rgba(60, 45, 30, 0.14);
            --transition: all 0.25s ease;
        }

        /* ===== 基础 Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

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

        button,
        input {
            font-family: inherit;
        }

        p {
            margin: 0 0 16px;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

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

        /* ===== 浮动 Dock 导航 ===== */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            width: min(92vw, 960px);
            height: 64px;
            background: rgba(252, 250, 246, 0.86);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(43, 38, 34, 0.06);
            border-radius: 40px;
            box-shadow: 0 12px 40px rgba(43, 38, 34, 0.08);
            z-index: 1050;
            display: flex;
            align-items: center;
            padding: 0 12px;
        }

        .dock-nav .navbar {
            width: 100%;
            height: 100%;
            padding: 0;
        }

        .dock-nav .container-fluid {
            display: flex;
            align-items: center;
            height: 100%;
            gap: 12px;
        }

        .dock-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 0 12px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), #d6a06f);
            display: inline-block;
            position: relative;
            flex-shrink: 0;
        }

        .brand-icon::after {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.7);
            transform: translate(-50%, -50%);
        }

        .brand-text {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0 auto;
            list-style: none;
            padding: 0;
        }

        .dock-menu .nav-link {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
        }

        .dock-menu .nav-link:hover {
            background: rgba(185, 123, 69, 0.12);
            color: var(--color-primary);
        }

        .dock-menu .nav-link.active,
        .dock-menu .nav-link[aria-current="page"] {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

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

        .search-btn {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(185, 123, 69, 0.1);
            color: var(--color-text);
        }

        .search-btn:hover {
            background: rgba(185, 123, 69, 0.22);
        }

        .search-btn svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            stroke-linecap: round;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 24px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-pill);
            font-size: 0.95rem;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(185, 123, 69, 0.2);
            transition: var(--transition);
        }

        .btn-cta:hover {
            background: var(--color-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(185, 123, 69, 0.28);
            color: #fff;
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .navbar-toggler-icon {
            background-image: none;
            position: relative;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            display: inline-block;
        }

        .navbar-toggler-icon::before,
        .navbar-toggler-icon::after {
            content: "";
            position: absolute;
            left: 0;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
        }

        .navbar-toggler-icon::before {
            top: -6px;
        }

        .navbar-toggler-icon::after {
            top: 6px;
        }

        /* ===== 页面标题区（窄幅） ===== */
        .page-hero {
            position: relative;
            padding: 140px 0 72px;
            background: linear-gradient(rgba(250, 247, 242, 0.88), rgba(250, 247, 242, 0.94)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            text-align: center;
        }

        .page-hero .hero-tag {
            display: inline-block;
            background: rgba(122, 139, 111, 0.15);
            color: var(--color-accent);
            font-size: 0.875rem;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .page-hero h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .page-hero h1 .brand-mark {
            color: var(--color-primary);
        }

        .page-hero .hero-subtitle {
            font-size: 1.05rem;
            color: var(--color-muted);
            max-width: 620px;
            margin: 0 auto;
            line-height: 1.8;
        }

        /* ===== 时间线部分 ===== */
        .timeline-section {
            padding: 96px 0 88px;
        }

        .section-heading {
            text-align: center;
            margin-bottom: 64px;
        }

        .section-heading h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-heading p {
            font-size: 1rem;
            color: var(--color-muted);
            max-width: 560px;
            margin: 0 auto;
        }

        .timeline {
            position: relative;
            max-width: 980px;
            margin: 0 auto;
            padding: 20px 0;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-line);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            width: 50%;
            padding: 0 56px 72px;
        }

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

        .timeline-item.left {
            left: 0;
            text-align: right;
        }

        .timeline-item.right {
            left: 50%;
            text-align: left;
        }

        .timeline-badge {
            position: absolute;
            top: 0;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.0625rem;
            z-index: 2;
            box-shadow: 0 6px 22px rgba(185, 123, 69, 0.28);
            letter-spacing: 0.02em;
        }

        .timeline-item.left .timeline-badge {
            right: -28px;
        }

        .timeline-item.right .timeline-badge {
            left: -28px;
        }

        .timeline-content {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-align: left;
        }

        .timeline-content:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .timeline-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .timeline-content p {
            font-size: 0.96rem;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 18px;
        }

        .timeline-media {
            border-radius: var(--radius-img);
            overflow: hidden;
            height: 200px;
            background: var(--color-bg);
        }

        .timeline-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        /* ===== CTA 行 ===== */
        .cta-row-section {
            padding: 16px 0 96px;
        }

        .cta-row {
            background: var(--color-dark);
            border-radius: 28px;
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-row::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.08;
        }

        .cta-row h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
        }

        .cta-row p {
            color: rgba(255, 252, 245, 0.72);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.7;
            position: relative;
        }

        .cta-btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
        }

        .cta-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: #fff;
            color: var(--color-text);
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }

        .cta-primary:hover {
            background: #f0e6da;
            color: var(--color-text);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
        }

        .cta-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 52px;
            padding: 0 40px;
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }

        .cta-outline:hover {
            background: rgba(185, 123, 69, 0.2);
            border-color: var(--color-primary);
            color: #fff;
        }

        .cta-links {
            margin-top: 24px;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
        }

        .cta-links a {
            color: rgba(255, 252, 245, 0.6);
            font-size: 0.875rem;
        }

        .cta-links a:hover {
            color: #fff;
            text-decoration: underline;
        }

        /* ===== 实用建议 ===== */
        .tips-section {
            padding: 0 0 96px;
        }

        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 48px;
        }

        .tip-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border-top: 3px solid var(--color-primary);
        }

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

        .tip-card .tip-num {
            font-size: 2rem;
            font-weight: 200;
            color: var(--color-accent);
            line-height: 1;
            display: block;
            margin-bottom: 16px;
        }

        .tip-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .tip-card p {
            font-size: 0.925rem;
            color: var(--color-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== 需要更多帮助 ===== */
        .support-section {
            padding: 0 0 96px;
        }

        .support-block {
            background: var(--color-surface);
            border-radius: 28px;
            padding: 56px 48px;
            text-align: center;
            border: 1px solid var(--color-line);
            position: relative;
        }

        .support-block h2 {
            font-size: clamp(1.4rem, 2.5vw, 1.9rem);
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .support-block p {
            font-size: 1rem;
            color: var(--color-muted);
            max-width: 580px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .support-block .btn-secondary-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 36px;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            background: transparent;
            transition: var(--transition);
        }

        .support-block .btn-secondary-cta:hover {
            background: rgba(185, 123, 69, 0.1);
            transform: translateY(-2px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 252, 245, 0.75);
            padding: 72px 0 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-logo .brand-icon {
            background: linear-gradient(135deg, #d6a06f, var(--color-primary));
        }

        .footer-logo .brad-text {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.925rem;
            color: rgba(255, 252, 245, 0.65);
            line-height: 1.7;
            max-width: 260px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 252, 245, 0.65);
            font-size: 0.9rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #d6a06f;
            padding-left: 4px;
        }

        .footer-contact p {
            font-size: 0.9rem;
            color: rgba(255, 252, 245, 0.65);
            margin-bottom: 8px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 32px;
            font-size: 0.85rem;
            color: rgba(255, 252, 245, 0.5);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .dock-nav {
                width: min(94vw, 720px);
            }

            .dock-logo {
                padding: 0 8px;
            }

            .dock-nav .container-fluid {
                flex-wrap: nowrap;
            }

            .navbar-collapse {
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                background: rgba(252, 250, 246, 0.96);
                backdrop-filter: blur(16px);
                border-radius: 20px;
                border: 1px solid rgba(43, 38, 34, 0.08);
                box-shadow: var(--shadow-lg);
                padding: 16px;
                z-index: 1050;
            }

            .dock-menu {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                margin-bottom: 12px;
            }

            .dock-menu .nav-link {
                width: 100%;
                display: block;
                padding: 12px 16px;
                border-radius: 12px;
            }

            .dock-actions {
                width: 100%;
                justify-content: flex-end;
                border-top: 1px solid var(--color-line);
                padding-top: 12px;
            }
        }

        @media (max-width: 767.98px) {
            .page-hero {
                padding: 120px 0 56px;
            }

            .timeline-section {
                padding: 72px 0 64px;
            }

            .timeline {
                padding: 0 0 20px;
            }

            .timeline::before {
                left: 24px;
            }

            .timeline-item,
            .timeline-item.left,
            .timeline-item.right {
                width: 100%;
                left: 0;
                text-align: left;
                padding: 0 0 56px 64px;
            }

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

            .timeline-item.left .timeline-badge,
            .timeline-item.right .timeline-badge {
                left: 0;
                right: auto;
                top: 0;
            }

            .timeline-content {
                padding: 20px;
            }

            .cta-row {
                padding: 48px 24px;
            }

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

            .support-block {
                padding: 40px 24px;
            }

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

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

        @media (max-width: 575.98px) {
            .page-hero h1 {
                font-size: 1.85rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }

            .cta-btn-group {
                flex-direction: column;
                width: 100%;
            }

            .cta-primary,
            .cta-outline {
                width: 100%;
                padding: 0 24px;
            }

            .cta-links {
                flex-direction: column;
                gap: 8px;
            }

            .timeline-media {
                height: 160px;
            }
        }

        /* ===== 动效偏好 ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }