/* roulang page: index */
:root {
            --primary: #123832;
            --primary-light: #1F6A5A;
            --accent: #D9B878;
            --bg: #F6F4EE;
            --dark: #0C2320;
            --text: #22251F;
            --text-muted: #7C8075;
            --border: rgba(18, 56, 50, 0.12);
            --border-accent: rgba(217, 184, 120, 0.6);
            --radius: 2px;
            --radius-pill: 999px;
            --shadow: 0 20px 50px rgba(12, 35, 32, 0.08);
            --shadow-hover: 0 24px 60px rgba(12, 35, 32, 0.14);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --serif: 'Noto Serif SC', 'Songti SC', serif;
            --sans: 'Noto Sans SC', 'PingFang SC', sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            font-size: 16px;
            overflow-x: hidden;
        }
        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul, ol { list-style: none; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .row { max-width: 1200px; }
        .section { padding: 96px 0; }
        .section-title {
            font-family: var(--serif);
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
            position: relative;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 640px;
            margin-bottom: 48px;
        }
        @media (max-width: 1023px) {
            .section { padding: 64px 0; }
        }
        @media (max-width: 639px) {
            .section { padding: 48px 0; }
            .section-title { font-size: 26px; }
        }
        .text-gold { color: var(--accent); }

        /* ===== 顶部倒计时条 ===== */
        .countdown-bar {
            background: var(--dark);
            color: var(--bg);
            height: 44px;
            display: flex;
            align-items: center;
            font-size: 13px;
            position: relative;
            z-index: 1001;
        }
        .countdown-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }
        .countdown-label {
            font-size: 13px;
            letter-spacing: 0.05em;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .countdown-timer {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }
        .countdown-timer .time-unit {
            display: inline-flex;
            align-items: baseline;
            gap: 3px;
            font-size: 13px;
        }
        .countdown-timer .time-num {
            font-family: var(--sans);
            font-weight: 700;
            color: var(--accent);
            font-variant-numeric: tabular-nums;
            font-feature-settings: "tnum";
            letter-spacing: 1px;
            animation: count-glint 1s ease-in-out infinite;
        }
        .countdown-timer .time-label {
            color: rgba(246, 244, 238, 0.65);
            font-size: 12px;
        }
        .countdown-sep {
            width: 1px;
            height: 18px;
            background: rgba(217, 184, 120, 0.4);
            margin: 0 12px;
        }
        .countdown-bar.ended .time-num { animation: none; color: var(--accent); }
        @keyframes count-glint {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.6; }
        }
        @media (max-width: 639px) {
            .countdown-label { max-width: 130px; }
            .countdown-timer { gap: 4px; }
            .countdown-sep { margin: 0 4px; }
            .countdown-timer .time-label { display: none; }
            .countdown-timer .time-num { font-size: 15px; }
        }
        @media (prefers-reduced-motion: reduce) {
            .countdown-timer .time-num { animation: none; }
            html { scroll-behavior: auto; }
            * { transition-duration: 0.01ms !important; }
        }

        /* ===== 主导航 ===== */
        .site-header {
            background: rgba(246, 244, 238, 0.95);
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 1000;
            height: 80px;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        .site-header.is-stuck {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            box-shadow: var(--shadow);
            height: 64px;
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .site-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
        }
        .site-logo .logo-text {
            font-family: var(--serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .site-logo .logo-sub {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.15em;
            text-transform: uppercase;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 36px;
        }
        .main-nav a {
            font-size: 15px;
            color: var(--text);
            font-weight: 500;
            position: relative;
            padding: 8px 0;
            line-height: 1.4;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .main-nav a:hover { color: var(--accent); }
        .main-nav a:hover::after { width: 24px; }
        .main-nav a.active { color: var(--primary); font-weight: 600; }
        .main-nav a.active::after { width: 24px; background: var(--accent); }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }
        @media (max-width: 1023px) {
            .nav-toggle { display: block; }
            .main-nav-desktop { display: none; }
        }
        .off-canvas {
            background: var(--bg);
        }
        .off-canvas .site-logo {
            padding: 24px 20px 12px;
            border-bottom: 1px solid var(--border);
        }
        .off-canvas .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 0;
            padding: 12px 0;
        }
        .off-canvas .main-nav a {
            display: block;
            width: 100%;
            padding: 14px 20px;
            font-size: 17px;
            border-bottom: 1px solid rgba(18, 56, 50, 0.06);
        }
        .off-canvas .main-nav a::after { display: none; }
        .off-canvas .main-nav a.active {
            border-left: 3px solid var(--accent);
            background: rgba(217, 184, 120, 0.08);
        }
        .off-canvas .main-nav a:hover { background: rgba(18, 56, 50, 0.04); }

        /* ===== Hero ===== */
        .hero {
            min-height: 90vh;
            min-height: 720px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            position: relative;
            isolation: isolate;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(12, 35, 32, 0.88), rgba(12, 35, 32, 0.35));
            z-index: -1;
        }
        .hero::after {
            content: 'JBO SPORTS';
            position: absolute;
            right: 5%;
            top: 20%;
            font-size: 120px;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 0.1em;
            z-index: -1;
            opacity: 0.08;
            pointer-events: none;
            white-space: nowrap;
        }
        .hero-content {
            padding: 80px 0;
            max-width: 680px;
            color: var(--bg);
        }
        .hero h1 {
            font-family: var(--serif);
            font-size: 64px;
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: 0.02em;
            margin-bottom: 24px;
            color: #fff;
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(246, 244, 238, 0.9);
            max-width: 560px;
            margin-bottom: 40px;
        }
        .hero-divider {
            width: 60px;
            height: 2px;
            background: var(--accent);
            margin-bottom: 32px;
        }
        .hero-cta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 1023px) {
            .hero h1 { font-size: 44px; }
            .hero { min-height: 640px; }
        }
        @media (max-width: 639px) {
            .hero h1 { font-size: 32px; }
            .hero-subtitle { font-size: 15px; }
            .hero-cta { flex-direction: column; align-items: stretch; }
            .hero-cta .btn { width: 100%; text-align: center; }
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-block;
            padding: 14px 34px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius);
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
            text-align: center;
            line-height: 1.6;
            background: transparent;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--bg);
        }
        .btn-primary:hover {
            background: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
            transform: translateY(-1px);
        }
        .btn-primary:active { transform: translateY(1px); }
        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-gold {
            background: var(--accent);
            color: var(--dark);
        }
        .btn-gold:hover {
            background: var(--primary);
            color: var(--bg);
        }
        .btn:focus-visible {
            outline: 2px solid rgba(217, 184, 120, 0.5);
            outline-offset: 2px;
        }
        .btn-sm {
            padding: 10px 24px;
            font-size: 14px;
        }

        /* ===== 活动卖点区 ===== */
        .features-section {
            padding: 96px 0;
        }
        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .feature-item {
            display: flex;
            gap: 28px;
            padding: 40px 32px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .feature-item:nth-child(1) { width: 55%; justify-self: start; }
        .feature-item:nth-child(2) { width: 45%; justify-self: end; }
        .feature-item:nth-child(3) { width: 45%; justify-self: start; }
        .feature-item:nth-child(4) { width: 55%; justify-self: end; }
        .feature-item:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .feature-number {
            font-family: var(--serif);
            font-size: 48px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .feature-item:hover .feature-number { color: var(--accent); }
        .feature-content h3 {
            font-family: var(--serif);
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text);
        }
        .feature-content p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 360px;
        }
        @media (max-width: 1023px) {
            .features-grid { grid-template-columns: 1fr; }
            .feature-item,
            .feature-item:nth-child(1),
            .feature-item:nth-child(2),
            .feature-item:nth-child(3),
            .feature-item:nth-child(4) {
                width: 100%;
                justify-self: stretch;
            }
        }
        @media (max-width: 639px) {
            .features-section { padding: 48px 0; }
            .feature-item { flex-direction: column; gap: 16px; padding: 28px 20px; }
            .feature-number { font-size: 36px; }
            .feature-content h3 { font-size: 18px; }
        }

        /* ===== 亮点图墙 ===== */
        .gallery-section {
            padding: 96px 0;
            background: #fff;
        }
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .gallery-item {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius);
            background: var(--primary);
        }
        .gallery-item img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .gallery-item::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(217, 184, 120, 0), rgba(217, 184, 120, 0.25));
            opacity: 0;
            transition: opacity 0.3s;
        }
        .gallery-item:hover img { transform: scale(1.05); }
        .gallery-item:hover::after { opacity: 1; }
        .gallery-caption {
            font-size: 14px;
            color: var(--text);
            padding: 12px 4px 0;
            line-height: 1.5;
            text-align: left;
        }
        @media (max-width: 1023px) {
            .gallery-grid { grid-template-columns: repeat(3, 1fr); }
        }
        @media (max-width: 639px) {
            .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .gallery-section { padding: 48px 0; }
            .gallery-caption { font-size: 13px; }
        }

        /* ===== 报名CTA区 ===== */
        .cta-section {
            background: var(--dark);
            color: var(--bg);
            padding: 96px 0;
            position: relative;
            isolation: isolate;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            opacity: 0.12;
            z-index: -1;
        }
        .cta-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }
        .cta-left h2 {
            font-family: var(--serif);
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 20px;
        }
        .cta-left p {
            font-size: 15px;
            color: rgba(246, 244, 238, 0.8);
            max-width: 440px;
            line-height: 1.8;
        }
        .cta-form {
            max-width: 480px;
            background: rgba(246, 244, 238, 0.06);
            border-radius: var(--radius);
            padding: 40px;
            border: 1px solid rgba(217, 184, 120, 0.15);
        }
        .cta-form .form-status {
            font-size: 14px;
            padding: 10px 16px;
            border-radius: var(--radius);
            margin-bottom: 20px;
            display: none;
            text-align: center;
        }
        .cta-form .form-status.success {
            display: block;
            background: rgba(31, 106, 90, 0.3);
            color: var(--accent);
            border: 1px solid rgba(217, 184, 120, 0.3);
        }
        .cta-form .form-status.error {
            display: block;
            background: rgba(180, 60, 50, 0.3);
            color: #f3b3ad;
            border: 1px solid rgba(180, 60, 50, 0.3);
        }
        .form-group {
            margin-bottom: 28px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            color: rgba(246, 244, 238, 0.8);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            background: transparent;
            border: none;
            border-bottom: 1px solid rgba(246, 244, 238, 0.3);
            padding: 10px 0;
            color: var(--bg);
            font-size: 15px;
            outline: none;
            transition: border-color 0.3s;
        }
        .form-group input:focus,
        .form-group select:focus {
            border-bottom: 2px solid var(--accent);
        }
        .form-group select {
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23D9B878' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 4px center;
        }
        .form-group select option {
            background: var(--dark);
            color: var(--bg);
        }
        .form-group input::placeholder {
            color: rgba(246, 244, 238, 0.4);
        }
        .cta-form .btn {
            width: 100%;
            margin-top: 12px;
        }
        @media (max-width: 1023px) {
            .cta-wrap { grid-template-columns: 1fr; gap: 48px; }
            .cta-section { padding: 64px 0; }
        }
        @media (max-width: 639px) {
            .cta-form { padding: 28px 20px; }
            .cta-left h2 { font-size: 28px; }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0;
            background: var(--bg);
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 28px 8px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            background: none;
            border: none;
            text-align: left;
            width: 100%;
        }
        .faq-question .faq-q {
            width: 34px;
            height: 34px;
            border: 1px solid var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--accent);
            font-weight: 600;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-question:hover { color: var(--primary); }
        .faq-question:hover .faq-q {
            background: var(--accent);
            color: var(--primary);
        }
        .faq-question .faq-icon {
            margin-left: auto;
            font-size: 16px;
            color: var(--text-muted);
            transition: transform 0.3s;
        }
        .accordion-item.is-active > .accordion-title .faq-icon {
            transform: rotate(45deg);
        }
        .accordion-title { font-size: 16px; font-weight: 500; color: var(--text); }
        .accordion-title:hover { background: transparent; color: var(--primary); }
        .accordion-title:focus { background: transparent; }
        .accordion-content {
            padding: 0 8px 28px 62px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            border-left: 4px solid var(--border-accent);
            margin-left: 42px;
            max-width: 640px;
        }
        .accordion-content p { color: var(--text-muted); }
        .accordion-item {
            border-bottom: 1px solid var(--border);
        }
        .accordion-item.is-active > .accordion-title {
            color: var(--primary);
            font-weight: 600;
        }
        .accordion-item.is-active > .accordion-title .faq-q {
            background: var(--accent);
            color: var(--primary);
        }
        @media (max-width: 639px) {
            .faq-section { padding: 48px 0; }
            .faq-question { font-size: 16px; padding: 20px 4px; gap: 14px; }
            .accordion-content { padding: 0 4px 20px 48px; margin-left: 24px; }
        }

        /* ===== 最新信息 ===== */
        .news-section {
            padding: 96px 0;
            background: #fff;
        }
        .news-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 48px;
        }
        .news-header .section-title { margin-bottom: 8px; }
        .news-header .section-subtitle { margin-bottom: 0; }
        .news-view-all {
            font-size: 14px;
            color: var(--primary);
            font-weight: 500;
            border-bottom: 1px solid var(--accent);
            padding-bottom: 2px;
            white-space: nowrap;
        }
        .news-view-all:hover { color: var(--accent); border-color: var(--accent); }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .news-card {
            display: flex;
            gap: 24px;
            padding: 24px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: var(--transition);
            align-items: center;
        }
        .news-card:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .news-thumb {
            width: 200px;
            height: 125px;
            flex-shrink: 0;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--primary);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
        }
        .news-category {
            display: inline-block;
            background: rgba(18, 56, 50, 0.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 500;
            padding: 2px 12px;
            border-radius: var(--radius-pill);
        }
        .news-date {
            font-size: 13px;
            color: var(--text-muted);
        }
        .news-title {
            font-family: var(--serif);
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-empty {
            border: 1px dashed var(--border);
            border-radius: var(--radius);
            padding: 80px 20px;
            text-align: center;
            background: var(--bg);
        }
        .news-empty p { color: var(--text-muted); font-size: 16px; }
        .news-empty .empty-sub { font-size: 14px; color: var(--text-muted); margin-top: 8px; }
        @media (max-width: 1023px) {
            .news-thumb { width: 160px; height: 100px; }
        }
        @media (max-width: 639px) {
            .news-section { padding: 48px 0; }
            .news-header { flex-direction: column; align-items: flex-start; gap: 16px; }
            .news-card { flex-direction: column; align-items: flex-start; padding: 16px; }
            .news-thumb { width: 100%; height: 160px; }
            .news-title { font-size: 18px; white-space: normal; }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(246, 244, 238, 0.8);
            padding: 72px 0 24px;
            position: relative;
        }
        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand .site-logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-text { color: var(--bg); }
        .footer-brand .logo-sub { color: var(--accent); }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(246, 244, 238, 0.6);
            max-width: 320px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--bg);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(246, 244, 238, 0.7);
        }
        .footer-links a:hover { color: var(--accent); }
        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 238, 0.7);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-contact i {
            color: var(--accent);
            width: 16px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(246, 244, 238, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(246, 244, 238, 0.5);
        }
        @media (max-width: 1023px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
        }
        @media (max-width: 639px) {
            .site-footer { padding: 48px 0 24px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .footer-brand { grid-column: 1 / -1; }
        }

        /* ===== 滚动入场动画 ===== */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        @media (prefers-reduced-motion: reduce) {
            .reveal { opacity: 1; transform: none; }
        }

        /* ===== 通用微调 ===== */
        .text-muted { color: var(--text-muted); }
        .mb-16 { margin-bottom: 16px; }
        .mb-32 { margin-bottom: 32px; }
        .mb-48 { margin-bottom: 48px; }
        .mt-48 { margin-top: 48px; }

/* roulang page: category1 */
:root {
            --primary: #123832;
            --secondary: #1F6A5A;
            --accent: #D9B878;
            --bg: #F6F4EE;
            --dark: #0C2320;
            --text: #22251F;
            --muted: #7C8075;
            --border: rgba(18, 56, 50, 0.12);
            --border-accent: rgba(217, 184, 120, 0.6);
            --radius: 2px;
            --radius-lg: 6px;
            --shadow: 0 20px 50px rgba(12, 35, 32, 0.08);
            --shadow-hover: 0 24px 60px rgba(12, 35, 32, 0.14);
            --ease: cubic-bezier(0.4, 0, 0.2, 1);
            --container-w: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease), opacity 0.3s var(--ease);
        }
        a:hover,
        a:focus {
            color: var(--accent);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(217, 184, 120, 0.6);
            outline-offset: 2px;
            border-radius: 2px;
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        .btn-primary,
        .btn-outline,
        .btn-accent {
            display: inline-block;
            padding: 14px 34px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius);
            text-align: center;
            line-height: 1.4;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.3s var(--ease);
            min-height: 46px;
            vertical-align: middle;
        }
        .btn-primary {
            background: var(--primary);
            color: #F6F4EE;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-outline {
            border: 1px solid var(--primary);
            background: transparent;
            color: var(--primary);
        }
        .btn-outline:hover,
        .btn-outline:focus {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(217, 184, 120, 0.06);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--primary);
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--primary);
            color: #F6F4EE;
            transform: translateY(-1px);
        }
        .btn-accent:active {
            transform: translateY(1px);
        }

        /* ===== Countdown Bar ===== */
        .countdown-bar {
            background: var(--dark);
            color: #EFE9D8;
            padding: 8px 0;
            min-height: 44px;
            position: relative;
            z-index: 1001;
        }
        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
        }
        .countdown-title {
            font-size: 14px;
            letter-spacing: 0.02em;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .countdown-vline {
            width: 1px;
            height: 20px;
            background: rgba(217, 184, 120, 0.5);
            flex-shrink: 0;
        }
        .countdown-time {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .time-block {
            display: inline-flex;
            align-items: baseline;
            gap: 3px;
            padding: 2px 6px;
            background: rgba(217, 184, 120, 0.08);
            border-radius: 4px;
        }
        .time-num {
            font-family: 'Noto Sans SC', monospace;
            font-variant-numeric: tabular-nums;
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            min-width: 24px;
            text-align: center;
            animation: countPulse 1.2s ease-in-out infinite;
        }
        .time-label {
            font-size: 12px;
            color: rgba(239, 233, 216, 0.8);
        }
        @keyframes countPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }
        @media (max-width: 639px) {
            .countdown-title {
                font-size: 13px;
                max-width: 44%;
            }
            .time-block {
                padding: 2px 4px;
                gap: 2px;
            }
            .time-num {
                font-size: 15px;
                min-width: 18px;
            }
            .time-label {
                font-size: 11px;
            }
        }

        /* ===== Header ===== */
        .site-header {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 1000;
            transition: box-shadow 0.3s var(--ease), background-color 0.3s var(--ease);
        }
        .site-header.scrolled {
            position: sticky;
            top: 0;
            background: rgba(246, 244, 238, 0.95);
            box-shadow: var(--shadow);
            backdrop-filter: blur(8px);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
            gap: 24px;
        }
        .site-logo {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.2;
            flex-shrink: 0;
        }
        .site-logo .logo-text {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .site-logo .logo-sub {
            font-size: 10px;
            letter-spacing: 0.42em;
            text-transform: uppercase;
            color: var(--accent);
            font-weight: 600;
            margin-top: 2px;
        }
        .main-nav-desktop {
            display: flex;
            align-items: center;
            gap: 34px;
        }
        .main-nav-desktop a {
            position: relative;
            font-size: 15px;
            color: var(--primary);
            font-weight: 500;
            padding: 10px 2px;
            line-height: 1.4;
        }
        .main-nav-desktop a::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 2px;
            width: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
            transform: translateX(-50%);
            transition: width 0.3s var(--ease);
        }
        .main-nav-desktop a:hover {
            color: var(--accent);
        }
        .main-nav-desktop a:hover::after {
            width: 24px;
        }
        .main-nav-desktop a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .main-nav-desktop a.active::after {
            width: 24px;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border);
            background: transparent;
            border-radius: var(--radius);
            color: var(--primary);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all 0.3s var(--ease);
        }
        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        @media (max-width: 1023px) {
            .nav-toggle {
                display: inline-flex;
            }
            .main-nav-desktop {
                display: none;
            }
        }

        /* ===== Off Canvas ===== */
        .off-canvas {
            background: var(--bg);
            color: var(--text);
            width: 300px;
        }
        .off-canvas .close-button {
            color: var(--primary);
            font-size: 28px;
            right: 12px;
            top: 12px;
        }
        .off-canvas .close-button:hover {
            color: var(--accent);
        }
        .mobile-nav {
            margin-top: 64px;
            padding: 0 24px;
        }
        .mobile-nav li {
            border-bottom: 1px solid var(--border);
        }
        .mobile-nav a {
            display: block;
            padding: 16px 12px;
            font-size: 17px;
            color: var(--primary);
            font-weight: 500;
            border-left: 3px solid transparent;
        }
        .mobile-nav a:hover {
            color: var(--accent);
        }
        .mobile-nav a.active {
            border-left-color: var(--accent);
            color: var(--primary);
            font-weight: 700;
            background: rgba(217, 184, 120, 0.06);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .category-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(12, 35, 32, 0.92), rgba(12, 35, 32, 0.55));
        }
        .category-hero-inner {
            position: relative;
            z-index: 2;
            padding: 80px 0 76px;
            color: #EFE9D8;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: rgba(239, 233, 216, 0.7);
            margin-bottom: 28px;
        }
        .breadcrumb a {
            color: rgba(239, 233, 216, 0.7);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb-sep {
            opacity: 0.5;
        }
        .category-hero-inner h1 {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 40px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 14px;
            padding-left: 16px;
            border-left: 12px solid var(--accent);
            letter-spacing: 0.02em;
        }
        .category-hero-sub {
            font-size: 16px;
            color: rgba(239, 233, 216, 0.85);
            padding-left: 28px;
            max-width: 560px;
        }
        @media (max-width: 767px) {
            .category-hero {
                min-height: 300px;
            }
            .category-hero-inner {
                padding: 60px 0 56px;
            }
            .category-hero-inner h1 {
                font-size: 30px;
            }
            .category-hero-sub {
                font-size: 14px;
                padding-left: 28px;
            }
        }

        /* ===== Sections ===== */
        .section {
            padding: 96px 0;
        }
        .section-head {
            max-width: 640px;
            margin-bottom: 56px;
        }
        .section-head .section-kicker {
            display: inline-block;
            font-size: 12px;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 10px;
        }
        .section-head h2 {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .section-head p {
            color: var(--muted);
            font-size: 15px;
            line-height: 1.8;
        }
        @media (max-width: 1023px) {
            .section {
                padding: 64px 0;
            }
            .section-head {
                margin-bottom: 40px;
            }
        }
        @media (max-width: 639px) {
            .section {
                padding: 48px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
        }

        /* ===== Split Blocks ===== */
        .section-split {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .split-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
            margin-bottom: 80px;
        }
        .split-row:last-child {
            margin-bottom: 0;
        }
        .split-row.flip .split-media {
            order: 2;
        }
        .split-row.flip .split-content {
            order: 1;
        }
        .split-media {
            position: relative;
            overflow: hidden;
            border-radius: 4px;
        }
        .split-media img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            transition: transform 0.6s var(--ease);
        }
        .split-media:hover img {
            transform: scale(1.03);
        }
        .split-num {
            position: absolute;
            top: 16px;
            left: 16px;
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 56px;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1;
            text-shadow: 0 2px 20px rgba(12, 35, 32, 0.4);
            transition: color 0.3s var(--ease);
        }
        .split-media:hover .split-num {
            color: var(--accent);
        }
        .split-content {
            max-width: 480px;
        }
        .split-tag {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 999px;
            background: rgba(217, 184, 120, 0.14);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }
        .split-content h3 {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 14px;
        }
        .split-content p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .split-list {
            margin: 0;
        }
        .split-list li {
            position: relative;
            padding-left: 22px;
            font-size: 15px;
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 6px;
        }
        .split-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 12px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }
        @media (max-width: 1023px) {
            .split-row {
                grid-template-columns: 1fr;
                gap: 32px;
                margin-bottom: 56px;
            }
            .split-row.flip .split-media,
            .split-row.flip .split-content {
                order: initial;
            }
            .split-content {
                max-width: 100%;
            }
        }
        @media (max-width: 639px) {
            .split-row {
                gap: 24px;
                margin-bottom: 40px;
            }
            .split-media img {
                aspect-ratio: 4/3;
            }
            .split-num {
                font-size: 42px;
            }
        }

        /* ===== Stats ===== */
        .section-stats {
            background: var(--dark);
            padding: 80px 0;
        }
        .section-stats .section-head h2 {
            color: #EFE9D8;
        }
        .section-stats .section-head p {
            color: rgba(239, 233, 216, 0.7);
        }
        .section-stats .section-kicker {
            color: var(--accent);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            background: rgba(217, 184, 120, 0.06);
            border: 1px solid rgba(217, 184, 120, 0.18);
            border-radius: 4px;
            padding: 32px 24px;
            text-align: center;
            transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
        }
        .stat-item:hover {
            border-color: rgba(217, 184, 120, 0.4);
            background: rgba(217, 184, 120, 0.1);
        }
        .stat-num {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            display: block;
            margin-bottom: 8px;
            font-variant-numeric: tabular-nums;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(239, 233, 216, 0.8);
            letter-spacing: 0.04em;
        }
        @media (max-width: 1023px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-stats {
                padding: 64px 0;
            }
        }
        @media (max-width: 639px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item {
                padding: 22px 14px;
            }
            .stat-num {
                font-size: 30px;
            }
            .stat-label {
                font-size: 12px;
            }
        }

        /* ===== Flow ===== */
        .section-flow {
            background: var(--bg);
        }
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: flow;
        }
        .flow-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 4px;
            padding: 36px 28px;
            position: relative;
            transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
        }
        .flow-item:hover {
            border-color: var(--border-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .flow-step {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.1em;
            display: block;
            margin-bottom: 16px;
        }
        .flow-item::before {
            counter-increment: flow;
            content: "0" counter(flow);
            position: absolute;
            top: 24px;
            right: 24px;
            font-family: 'Noto Serif SC', serif;
            font-size: 48px;
            font-weight: 700;
            color: rgba(18, 56, 50, 0.06);
            line-height: 1;
        }
        .flow-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .flow-item p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 1023px) {
            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 639px) {
            .flow-grid {
                grid-template-columns: 1fr;
            }
            .flow-item {
                padding: 28px 22px;
            }
        }

        /* ===== FAQ ===== */
        .section-faq {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-wrap {
            max-width: 800px;
        }
        .faq-list {
            margin: 0;
        }
        .faq-list .accordion-item {
            border-bottom: 1px solid var(--border);
            background: transparent;
        }
        .faq-list .accordion-item:first-child {
            border-top: 1px solid var(--border);
        }
        .faq-list .accordion-title {
            display: flex;
            align-items: center;
            font-size: 16px;
            font-weight: 400;
            color: var(--text);
            background: transparent;
            border: none;
            border-radius: 0;
            padding: 22px 20px 22px 0;
            line-height: 1.5;
            position: relative;
            transition: color 0.3s var(--ease), padding-left 0.3s var(--ease);
        }
        .faq-list .accordion-title::before {
            content: 'Q';
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border: 1px solid var(--accent);
            border-radius: 50%;
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            margin-right: 14px;
            flex-shrink: 0;
            line-height: 1;
            transition: background-color 0.3s var(--ease), color 0.3s var(--ease);
        }
        .faq-list .accordion-title:hover {
            color: var(--primary);
        }
        .faq-list .accordion-title:hover::before {
            background: var(--accent);
            color: var(--primary);
        }
        .faq-list .accordion-item.is-active > .accordion-title {
            color: var(--primary);
            font-weight: 600;
            padding-left: 4px;
        }
        .faq-list .accordion-item.is-active > .accordion-title::before {
            background: var(--accent);
            color: var(--primary);
        }
        .faq-list .accordion-item.is-active > .accordion-title::after {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 22px;
            background: var(--accent);
            border-radius: 4px;
        }
        .faq-list .accordion-content {
            background: transparent;
            border: none;
            border-radius: 0;
            padding: 4px 20px 28px 42px;
            font-size: 15px;
            color: var(--muted);
            line-height: 1.8;
            border-left: 0;
            position: relative;
        }
        .faq-list .accordion-content::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 28px;
            width: 4px;
            background: rgba(217, 184, 120, 0.6);
            border-radius: 4px;
        }
        .faq-list .accordion-content p {
            margin-bottom: 0;
        }
        @media (max-width: 639px) {
            .faq-list .accordion-title {
                font-size: 15px;
                padding: 18px 0;
            }
            .faq-list .accordion-content {
                padding: 2px 12px 24px 34px;
                font-size: 14px;
            }
            .faq-list .accordion-title::before {
                width: 24px;
                height: 24px;
                font-size: 12px;
                margin-right: 10px;
            }
        }

        /* ===== CTA Bar ===== */
        .cta-bar {
            background: var(--primary);
            padding: 56px 0;
        }
        .cta-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-bar-text {
            max-width: 640px;
        }
        .cta-bar-text h3 {
            font-family: 'Noto Serif SC', 'Songti SC', serif;
            font-size: 26px;
            font-weight: 700;
            color: #EFE9D8;
            line-height: 1.3;
            margin-bottom: 8px;
        }
        .cta-bar-text p {
            font-size: 15px;
            color: rgba(239, 233, 216, 0.75);
            line-height: 1.7;
        }
        @media (max-width: 767px) {
            .cta-bar {
                padding: 40px 0;
            }
            .cta-bar-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-bar-text h3 {
                font-size: 22px;
            }
            .cta-bar .btn-accent {
                width: 100%;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(239, 233, 216, 0.75);
            padding: 72px 0 0;
            border-top: 2px solid var(--accent);
        }
        .site-footer .container {
            width: 100%;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .site-footer .site-logo .logo-text {
            color: #EFE9D8;
        }
        .site-footer .site-logo .logo-sub {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(239, 233, 216, 0.65);
            line-height: 1.8;
            margin-top: 18px;
            max-width: 320px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #EFE9D8;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(239, 233, 216, 0.65);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(239, 233, 216, 0.65);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-contact i {
            color: var(--accent);
            width: 18px;
            text-align: center;
            font-size: 13px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(217, 184, 120, 0.2);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(239, 233, 216, 0.5);
        }
        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 639px) {
            .site-footer {
                padding: 56px 0 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
                padding-bottom: 32px;
            }
            .footer-desc {
                font-size: 13px;
            }
            .footer-title {
                font-size: 15px;
            }
            .footer-links a,
            .footer-contact p {
                font-size: 13px;
            }
        }

        /* ===== Scroll Animation ===== */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: article */
:root {
    --primary: #123832;
    --primary-light: #1F6A5A;
    --gold: #D9B878;
    --gold-light: rgba(217, 184, 120, 0.18);
    --bg: #F6F4EE;
    --dark: #0C2320;
    --text: #22251F;
    --text-muted: #7C8075;
    --border: rgba(18, 56, 50, 0.12);
    --border-hover: rgba(217, 184, 120, 0.6);
    --shadow: 0 20px 50px rgba(12, 35, 32, 0.08);
    --shadow-hover: 0 24px 60px rgba(12, 35, 32, 0.14);
    --radius: 2px;
    --font-heading: 'Noto Serif SC', 'Songti SC', serif;
    --font-body: 'Noto Sans SC', 'PingFang SC', sans-serif;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --container: 1200px;
    --section-space: 96px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s var(--ease);
}

ul,
ol {
    list-style: none;
}

button,
input,
select,
textarea {
    font-family: var(--font-body);
    font-size: 16px;
}

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

.container-narrow {
    max-width: 820px;
}

/* ===== 倒计时条 ===== */
.countdown-bar {
    background: var(--dark);
    color: rgba(246, 244, 238, 0.85);
    height: 44px;
    display: flex;
    align-items: center;
    font-size: 13px;
    position: relative;
    z-index: 100;
    border-bottom: 1px solid rgba(217, 184, 120, 0.15);
}

.countdown-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.countdown-label {
    font-size: 13px;
    letter-spacing: 0.03em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.countdown-sep {
    width: 1px;
    height: 18px;
    background: rgba(217, 184, 120, 0.35);
    flex-shrink: 0;
}

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

.countdown-item {
    display: inline-flex;
    align-items: baseline;
    gap: 3px;
    color: rgba(246, 244, 238, 0.65);
}

.countdown-num {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 17px;
    font-weight: 700;
    color: var(--gold);
    font-variant-numeric: tabular-nums;
    line-height: 1;
    min-width: 20px;
    text-align: center;
    transition: opacity 0.3s var(--ease);
}

.countdown-bar.ended .countdown-num {
    animation: none;
}

.countdown-bar.ended .countdown-label {
    color: var(--gold);
}

/* ===== 导航 ===== */
.site-header {
    height: 80px;
    background: rgba(246, 244, 238, 0.96);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 90;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.scrolled {
    background: rgba(246, 244, 238, 0.98);
    box-shadow: 0 6px 30px rgba(12, 35, 32, 0.06);
}

.site-header-inner {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-logo {
    display: inline-flex;
    align-items: baseline;
    gap: 8px;
    flex-shrink: 0;
    outline: none;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.02em;
    line-height: 1.2;
}

.logo-sub {
    font-size: 11px;
    color: var(--gold);
    letter-spacing: 0.18em;
    font-weight: 600;
    text-transform: uppercase;
}

.main-nav-desktop {
    display: flex;
    align-items: center;
    gap: 36px;
}

.main-nav-desktop a {
    font-size: 15px;
    color: var(--primary);
    font-weight: 500;
    padding: 10px 0;
    position: relative;
    letter-spacing: 0.01em;
    transition: color 0.3s var(--ease);
}

.main-nav-desktop a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 0;
    height: 3px;
    background: var(--gold);
    transform: translateX(-50%);
    transition: width 0.3s var(--ease);
}

.main-nav-desktop a:hover {
    color: var(--gold);
}

.main-nav-desktop a:hover::after {
    width: 24px;
}

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

.main-nav-desktop a.active::after {
    width: 24px;
}

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border);
    font-size: 20px;
    color: var(--primary);
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease);
}

.nav-toggle:hover {
    color: var(--gold);
    border-color: var(--gold);
    background: var(--gold-light);
}

.nav-toggle:focus-visible {
    outline: 2px solid rgba(217, 184, 120, 0.6);
    outline-offset: 2px;
}

/* off-canvas 移动导航 */
.off-canvas {
    background: var(--bg);
    border-left: 1px solid var(--border);
}

.mobile-menu {
    list-style: none;
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu li a {
    display: block;
    padding: 14px 16px;
    font-size: 17px;
    color: var(--primary);
    border-left: 3px solid transparent;
    border-radius: 2px;
    transition: all 0.3s var(--ease);
}

.mobile-menu li a:hover,
.mobile-menu li a.active {
    color: var(--primary);
    border-left-color: var(--gold);
    background: rgba(217, 184, 120, 0.08);
}

.off-canvas-content {
    background: var(--bg);
}

/* ===== 按钮 ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 34px;
    background: var(--primary);
    color: #F6F4EE;
    font-size: 15px;
    font-weight: 600;
    border: 1px solid var(--primary);
    border-radius: var(--radius);
    cursor: pointer;
    min-height: 48px;
    transition: all 0.3s var(--ease);
}

.btn-primary:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--primary);
}

.btn-primary:active {
    transform: translateY(1px);
}

.btn-primary:focus-visible {
    outline: 2px solid rgba(217, 184, 120, 0.6);
    outline-offset: 2px;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    border: 1px solid var(--primary);
    border-radius: var(--radius);
    color: var(--primary);
    font-size: 15px;
    font-weight: 500;
    background: transparent;
    min-height: 44px;
    cursor: pointer;
    transition: all 0.3s var(--ease);
}

.btn-back:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.btn-back:focus-visible {
    outline: 2px solid rgba(217, 184, 120, 0.6);
    outline-offset: 2px;
}

/* ===== 徽章 / 标签 ===== */
.badge,
.article-category {
    display: inline-block;
    padding: 5px 18px;
    background: rgba(18, 56, 50, 0.07);
    border: 1px solid var(--border);
    color: var(--primary);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* ===== 文章页 ===== */
.article-page {
    animation: pageFadeIn 0.6s var(--ease) both;
}

@keyframes pageFadeIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-breadcrumb {
    padding: 28px 0 8px;
    font-size: 13px;
    color: var(--text-muted);
}

.article-breadcrumb a {
    color: var(--text-muted);
    transition: color 0.3s var(--ease);
}

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

.article-breadcrumb .sep {
    margin: 0 8px;
    color: rgba(124, 128, 117, 0.4);
}

.article-breadcrumb .current {
    color: var(--text);
}

.article-header {
    padding: 40px 0 32px;
}

.article-header .container {
    max-width: 860px;
}

.article-category {
    margin-bottom: 18px;
}

.article-title {
    font-family: var(--font-heading);
    font-size: 38px;
    line-height: 1.3;
    color: var(--text);
    font-weight: 700;
    letter-spacing: 0.01em;
    margin-bottom: 18px;
    max-width: 820px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 14px;
    color: var(--text-muted);
}

.article-meta time {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.article-meta i {
    color: var(--gold);
    font-size: 15px;
}

.article-body-wrap {
    padding: 24px 0 56px;
}

.article-body {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text);
}

.article-body p {
    margin-bottom: 24px;
    letter-spacing: 0.01em;
}

.article-body h2 {
    font-family: var(--font-heading);
    font-size: 24px;
    line-height: 1.4;
    color: var(--primary);
    margin: 40px 0 16px;
    padding-left: 14px;
    border-left: 4px solid var(--primary);
}

.article-body h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    line-height: 1.4;
    color: var(--primary);
    margin: 32px 0 12px;
    padding-left: 12px;
    border-left: 3px solid rgba(18, 56, 50, 0.4);
}

.article-body h4 {
    font-size: 18px;
    line-height: 1.4;
    color: var(--text);
    margin: 24px 0 12px;
    font-weight: 600;
}

.article-body blockquote {
    margin: 28px 0;
    padding: 20px 28px;
    border-left: 4px solid var(--gold);
    background: rgba(217, 184, 120, 0.06);
    color: var(--text-muted);
    line-height: 1.8;
    border-radius: 0 4px 4px 0;
}

.article-body ul,
.article-body ol {
    margin: 0 0 24px;
    padding-left: 28px;
}

.article-body ul {
    list-style: disc;
}

.article-body ol {
    list-style: decimal;
}

.article-body li {
    margin-bottom: 8px;
    line-height: 1.8;
}

.article-body a {
    color: var(--primary);
    border-bottom: 1px solid rgba(18, 56, 50, 0.3);
    transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.article-body a:hover {
    color: var(--gold);
    border-color: var(--gold);
}

.article-body img {
    border-radius: 4px;
    margin: 28px 0;
    height: auto;
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 28px 0;
    font-size: 15px;
}

.article-body th,
.article-body td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
    line-height: 1.6;
}

.article-body th {
    background: rgba(18, 56, 50, 0.04);
    color: var(--primary);
    font-weight: 600;
}

.article-body hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 36px 0;
}

/* ===== 相关推荐 ===== */
.article-related {
    padding: 64px 0 56px;
    border-top: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(246, 244, 238, 0.6));
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 36px;
}

.section-head h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    color: var(--text);
    font-weight: 700;
    letter-spacing: 0.01em;
    position: relative;
    padding-left: 16px;
}

.section-head h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: var(--gold);
    border-radius: 0;
}

.section-head a {
    font-size: 14px;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s var(--ease);
}

.section-head a:hover {
    color: var(--gold);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.related-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

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

.related-thumb {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg);
}

.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s var(--ease);
}

.related-card:hover .related-thumb img {
    transform: scale(1.05);
}

.related-info {
    padding: 20px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.related-info h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    color: var(--text);
    line-height: 1.4;
    font-weight: 600;
    transition: color 0.3s var(--ease);
}

.related-card:hover .related-info h3 {
    color: var(--primary);
}

.related-info p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 4px;
}

.related-info time {
    font-size: 13px;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

.related-info time i {
    color: var(--gold);
}

/* ===== 返回入口 ===== */
.article-back {
    padding: 0 0 88px;
}

.article-back .container {
    max-width: 820px;
}

/* ===== 空状态 ===== */
.article-not-found {
    padding: 120px 0 140px;
}

.not-found-box {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
    padding: 72px 48px;
    border: 2px dashed var(--border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.45);
}

.not-found-box i {
    font-size: 52px;
    color: var(--gold);
    margin-bottom: 20px;
    display: block;
}

.not-found-box h2 {
    font-family: var(--font-heading);
    font-size: 30px;
    color: var(--text);
    margin-bottom: 14px;
    font-weight: 700;
}

.not-found-box p {
    color: var(--text-muted);
    margin-bottom: 28px;
    font-size: 15px;
}

/* ===== 页脚 ===== */
.site-footer {
    background: var(--dark);
    color: rgba(246, 244, 238, 0.7);
    padding: 72px 0 0;
    border-top: 1px solid rgba(217, 184, 120, 0.18);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 56px;
}

.footer-brand .site-logo {
    margin-bottom: 20px;
}

.footer-brand .logo-text {
    color: #F6F4EE;
}

.footer-brand .logo-sub {
    color: var(--gold);
}

.footer-desc {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(246, 244, 238, 0.6);
    max-width: 320px;
    letter-spacing: 0.01em;
}

.footer-title {
    font-size: 16px;
    color: #F6F4EE;
    font-weight: 600;
    margin-bottom: 22px;
    letter-spacing: 0.02em;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(246, 244, 238, 0.6);
    transition: color 0.3s var(--ease), padding-left 0.3s var(--ease);
    line-height: 1.6;
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 4px;
}

.footer-contact p {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    color: rgba(246, 244, 238, 0.6);
    line-height: 1.6;
}

.footer-contact i {
    color: var(--gold);
    width: 18px;
    text-align: center;
}

.footer-bottom {
    border-top: 1px solid rgba(246, 244, 238, 0.08);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(246, 244, 238, 0.35);
}

.footer-bottom p {
    line-height: 1.6;
}

/* ===== 通用卡片（备用组件） ===== */
.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 28px;
    transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

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

/* ===== CTA 横条（备用） ===== */
.cta-strip {
    background: var(--primary);
    color: #F6F4EE;
    padding: 40px 0;
}

.cta-strip .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

/* ===== FAQ（备用） ===== */
.faq-item {
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
}

.faq-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.faq-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-muted);
    padding-top: 8px;
    border-left: 4px solid var(--gold);
    padding-left: 16px;
}

/* ===== 滚动栏高度适配 ===== */
main {
    min-height: 60vh;
}

/* ===== focus 可访问性 ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid rgba(217, 184, 120, 0.6);
    outline-offset: 2px;
    border-radius: 2px;
}

/* ===== prefers-reduced-motion ===== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
    .main-nav-desktop {
        display: none;
    }

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

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

    .article-title {
        font-size: 32px;
    }

    .related-grid {
        grid-template-columns: 1fr;
        max-width: 620px;
    }

    .container {
        padding: 0 20px;
    }

    .section-head h2 {
        font-size: 24px;
    }
}

@media (max-width: 639px) {
    .countdown-bar {
        height: 42px;
        font-size: 12px;
    }

    .countdown-label {
        max-width: 100px;
        font-size: 12px;
    }

    .countdown-item {
        gap: 2px;
    }

    .countdown-num {
        font-size: 15px;
        min-width: 16px;
    }

    .countdown-clock {
        gap: 6px;
    }

    .site-header {
        height: 64px;
    }

    .site-header-inner {
        height: 64px;
    }

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

    .logo-sub {
        font-size: 9px;
    }

    .article-breadcrumb {
        padding: 20px 0 4px;
        font-size: 12px;
        overflow-x: auto;
        white-space: nowrap;
    }

    .article-breadcrumb .sep {
        margin: 0 5px;
    }

    .article-header {
        padding: 28px 0 20px;
    }

    .article-title {
        font-size: 25px;
        line-height: 1.35;
    }

    .article-meta {
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
    }

    .article-body-wrap {
        padding: 16px 0 40px;
    }

    .article-body {
        font-size: 15px;
        line-height: 1.8;
    }

    .article-body p {
        margin-bottom: 20px;
    }

    .article-body h2 {
        font-size: 21px;
        margin: 32px 0 14px;
    }

    .article-body h3 {
        font-size: 18px;
        margin: 28px 0 12px;
    }

    .article-body blockquote {
        margin: 20px 0;
        padding: 16px 20px;
    }

    .article-related {
        padding: 48px 0 40px;
    }

    .section-head {
        margin-bottom: 24px;
    }

    .section-head h2 {
        font-size: 22px;
    }

    .related-info {
        padding: 16px 20px 20px;
    }

    .related-info h3 {
        font-size: 17px;
    }

    .article-back {
        padding: 0 0 64px;
    }

    .btn-back {
        width: 100%;
        justify-content: center;
    }

    .btn-primary {
        width: 100%;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-bottom: 40px;
    }

    .site-footer {
        padding: 56px 0 0;
    }

    .article-not-found {
        padding: 72px 0 96px;
    }

    .not-found-box {
        padding: 48px 24px;
    }

    .not-found-box h2 {
        font-size: 24px;
    }
}

@media (max-width: 374px) {
    .countdown-label {
        max-width: 80px;
    }

    .countdown-clock {
        gap: 4px;
    }

    .countdown-item em {
        font-size: 11px;
    }

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

/* roulang page: category3 */
:root {
            --primary: #123832;
            --secondary: #1F6A5A;
            --gold: #D9B878;
            --bg: #F6F4EE;
            --dark: #0C2320;
            --text: #22251F;
            --muted: #7C8075;
            --border: rgba(18, 56, 50, 0.12);
            --radius: 2px;
            --shadow: 0 20px 50px rgba(12, 35, 32, 0.08);
            --shadow-hover: 0 24px 60px rgba(12, 35, 32, 0.14);
            --ease: cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .3s var(--ease);
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        h1,
        h2,
        h3,
        h4 {
            font-family: "Noto Serif SC", "Songti SC", serif;
            letter-spacing: .02em;
            line-height: 1.3;
            color: var(--primary);
        }
        .active {
            color: var(--gold);
        }
        .site-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 34px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid var(--primary);
            cursor: pointer;
            transition: all .3s var(--ease);
            line-height: 1.2;
        }
        .site-btn:hover {
            background: var(--gold);
            border-color: var(--gold);
            color: var(--primary);
        }
        .site-btn:active {
            transform: translateY(1px);
        }
        .site-btn:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid rgba(217, 184, 120, 0.6);
            outline-offset: 3px;
        }
        .site-btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .site-btn-outline:hover {
            background: transparent;
            border-color: var(--gold);
            color: var(--gold);
        }

        /* 倒计时条 */
        .countdown-strip {
            background: var(--dark);
            color: rgba(246, 244, 238, 0.9);
            height: 44px;
            font-size: 13px;
            position: relative;
            z-index: 1003;
        }
        .countdown-strip .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .countdown-strip .strip-left {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
            overflow: hidden;
            font-weight: 500;
        }
        .countdown-strip .strip-left .gold-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--gold);
            flex: 0 0 auto;
        }
        .countdown-strip .strip-right {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
        }
        .countdown-strip .strip-right .sep-line {
            width: 1px;
            height: 16px;
            background: rgba(217, 184, 120, 0.5);
            margin-right: 4px;
        }
        .countdown-strip .time-num {
            color: var(--gold);
            font-family: "DIN Alternate", "Segoe UI", monospace;
            font-size: 16px;
            font-weight: 700;
            min-width: 22px;
            text-align: center;
        }
        .countdown-strip .time-unit {
            font-size: 12px;
            color: rgba(246, 244, 238, 0.65);
            margin-right: 4px;
        }

        /* 头部 */
        .site-header {
            background: rgba(246, 244, 238, 0.96);
            backdrop-filter: blur(8px);
            height: 80px;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1002;
            transition: box-shadow .3s var(--ease), transform .3s var(--ease);
        }
        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(12, 35, 32, 0.06);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .site-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
            gap: 2px;
        }
        .logo-text {
            font-family: "Noto Serif SC", "Songti SC", serif;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: .04em;
        }
        .logo-sub {
            font-size: 10px;
            letter-spacing: .42em;
            color: var(--gold);
            text-transform: uppercase;
            font-weight: 600;
        }
        .main-nav-desktop {
            display: flex;
            align-items: center;
            gap: 34px;
        }
        .main-nav-desktop a {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--primary);
            padding: 10px 0 8px;
            transition: color .3s var(--ease);
        }
        .main-nav-desktop a::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: var(--gold);
            border-radius: 3px;
            transition: width .3s var(--ease);
        }
        .main-nav-desktop a:hover {
            color: var(--gold);
        }
        .main-nav-desktop a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav-desktop a.active::after {
            width: 24px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 0;
            font-size: 24px;
            color: var(--primary);
            padding: 8px 12px;
            border-radius: var(--radius);
            cursor: pointer;
        }
        .off-canvas {
            background: var(--bg);
            padding: 30px 24px;
            width: 300px;
        }
        .off-canvas .mobile-nav {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-top: 20px;
        }
        .off-canvas .mobile-nav a {
            padding: 12px 16px;
            font-size: 17px;
            color: var(--text);
            border-radius: var(--radius);
            border-left: 3px solid transparent;
            transition: all .3s var(--ease);
        }
        .off-canvas .mobile-nav a:hover {
            background: rgba(18, 56, 50, 0.06);
            color: var(--primary);
        }
        .off-canvas .mobile-nav a.active {
            border-left-color: var(--gold);
            background: rgba(217, 184, 120, 0.12);
            color: var(--primary);
            font-weight: 600;
        }

        /* 矮版 Hero */
        .page-banner {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            min-height: 360px;
            display: flex;
            align-items: center;
            isolation: isolate;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(12, 35, 32, 0.92) 0%, rgba(12, 35, 32, 0.62) 60%, rgba(12, 35, 32, 0.3) 100%);
            z-index: -1;
        }
        .page-banner .banner-content {
            padding: 70px 0 60px;
            max-width: 680px;
        }
        .page-banner .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--gold);
            font-size: 13px;
            letter-spacing: .18em;
            text-transform: uppercase;
            margin-bottom: 22px;
            border: 1px solid rgba(217, 184, 120, 0.4);
            padding: 5px 14px;
            border-radius: 999px;
            background: rgba(217, 184, 120, 0.08);
        }
        .page-banner h1 {
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            padding-left: 18px;
        }
        .page-banner h1::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 4px;
            background: var(--gold);
            border-radius: 4px;
        }
        .page-banner p {
            font-size: 17px;
            color: rgba(246, 244, 238, 0.85);
            max-width: 580px;
            line-height: 1.8;
        }
        .page-banner .banner-breadcrumb {
            margin-bottom: 24px;
            font-size: 13px;
            color: rgba(246, 244, 238, 0.5);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .page-banner .banner-breadcrumb a {
            color: rgba(246, 244, 238, 0.7);
        }
        .page-banner .banner-breadcrumb a:hover {
            color: var(--gold);
        }
        .page-banner .banner-breadcrumb i {
            font-size: 10px;
        }

        /* 目录 + 正文 */
        .benefits-section {
            padding: 96px 0 48px;
            background: var(--bg);
        }
        .benefits-layout {
            display: grid;
            grid-template-columns: 270px 1fr;
            gap: 56px;
            align-items: start;
        }
        .toc-sidebar {
            position: sticky;
            top: 120px;
            border: 1px solid var(--border);
            background: #fff;
            border-radius: 10px;
            padding: 28px 22px;
            box-shadow: var(--shadow);
        }
        .toc-sidebar .toc-title {
            font-family: "Noto Serif SC", "Songti SC", serif;
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: .04em;
        }
        .toc-sidebar .toc-title i {
            color: var(--gold);
            font-size: 14px;
        }
        .toc-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .toc-list li {
            margin: 0;
        }
        .toc-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--muted);
            padding: 10px 12px;
            border-radius: 8px;
            position: relative;
            transition: all .3s var(--ease);
            font-weight: 400;
        }
        .toc-list a::before {
            content: "";
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--border);
            transition: all .3s var(--ease);
            flex: 0 0 auto;
        }
        .toc-list a:hover {
            color: var(--primary);
            background: rgba(18, 56, 50, 0.04);
        }
        .toc-list a:hover::before {
            background: var(--gold);
        }
        .toc-list a.active-toc {
            color: var(--primary);
            font-weight: 600;
            background: rgba(217, 184, 120, 0.08);
        }
        .toc-list a.active-toc::before {
            background: var(--gold);
            box-shadow: 0 0 0 3px rgba(217, 184, 120, 0.18);
        }

        .toc-content {
            max-width: 780px;
        }
        .benefit-card {
            background: #fff;
            border-radius: 12px;
            border: 1px solid var(--border);
            padding: 44px 44px 38px;
            margin-bottom: 40px;
            box-shadow: var(--shadow);
            transition: box-shadow .3s var(--ease);
            scroll-margin-top: 130px;
        }
        .benefit-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .benefit-card .card-head {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            margin-bottom: 20px;
        }
        .benefit-card .card-num {
            font-family: "Noto Serif SC", serif;
            font-size: 22px;
            font-weight: 700;
            color: var(--gold);
            min-width: 44px;
            min-height: 44px;
            border-radius: 10px;
            background: rgba(217, 184, 120, 0.12);
            border: 1px solid rgba(217, 184, 120, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }
        .benefit-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            margin: 0;
            line-height: 1.4;
        }
        .benefit-card h2 span {
            display: block;
            font-size: 13px;
            font-family: "Noto Sans SC", sans-serif;
            font-weight: 400;
            color: var(--muted);
            margin-top: 4px;
            letter-spacing: .04em;
        }
        .benefit-card .card-desc {
            color: var(--muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .benefit-card p {
            font-size: 15px;
            line-height: 1.9;
            color: #4A4F45;
        }
        .benefit-card p + p {
            margin-top: 12px;
        }
        .benefit-list {
            list-style: none;
            margin: 20px 0 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .benefit-list li {
            position: relative;
            padding-left: 24px;
            font-size: 15px;
            color: #444B40;
            line-height: 1.7;
        }
        .benefit-list li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 1px;
            color: var(--gold);
            font-size: 13px;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }
        .stat-grid .stat-cell {
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 22px 18px;
            text-align: center;
            background: var(--bg);
            transition: all .3s var(--ease);
        }
        .stat-grid .stat-cell:hover {
            border-color: rgba(217, 184, 120, 0.6);
        }
        .stat-grid .stat-cell .stat-num {
            font-family: "Noto Serif SC", serif;
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-grid .stat-cell .stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 6px;
        }
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 28px;
        }
        .flow-step {
            position: relative;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 20px 14px;
            background: var(--bg);
            text-align: center;
            transition: all .3s var(--ease);
        }
        .flow-step:hover {
            border-color: rgba(217, 184, 120, 0.6);
            transform: translateY(-2px);
        }
        .flow-step .step-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(18, 56, 50, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            color: var(--primary);
            font-size: 16px;
        }
        .flow-step .step-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .flow-step .step-desc {
            font-size: 12px;
            color: var(--muted);
            line-height: 1.6;
        }
        .benefit-note {
            margin-top: 28px;
            border-radius: 10px;
            background: rgba(18, 56, 50, 0.04);
            border-left: 4px solid var(--gold);
            padding: 18px 22px;
            font-size: 14px;
            color: #4A4F45;
            line-height: 1.8;
        }

        /* 图片 */
        .inline-img {
            border-radius: 10px;
            overflow: hidden;
            margin-top: 24px;
            box-shadow: var(--shadow);
            max-height: 320px;
            object-fit: cover;
            width: 100%;
        }

        /* FAQ */
        .faq-block {
            margin-top: 44px;
        }
        .faq-block .faq-title {
            font-size: 22px;
            font-weight: 700;
            font-family: "Noto Serif SC", serif;
            margin-bottom: 20px;
            color: var(--primary);
        }
        .accordion {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 10px;
            overflow: hidden;
        }
        .accordion-item {
            border-bottom: 1px solid var(--border);
        }
        .accordion-item:last-child {
            border-bottom: 0;
        }
        .accordion-title {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            transition: all .3s var(--ease);
            position: relative;
        }
        .accordion-title .q-icon {
            width: 24px;
            height: 24px;
            border: 1px solid var(--gold);
            border-radius: 50%;
            color: var(--gold);
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            flex: 0 0 auto;
            font-family: "DIN Alternate", sans-serif;
        }
        .accordion-title:hover {
            color: var(--primary);
        }
        .accordion-title::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 12px;
            margin-left: auto;
            color: var(--muted);
            transition: transform .3s var(--ease);
        }
        .accordion-title[aria-expanded="true"] {
            color: var(--primary);
            font-weight: 600;
        }
        .accordion-title[aria-expanded="true"]::after {
            transform: rotate(180deg);
            color: var(--gold);
        }
        .accordion-content {
            padding: 0 24px 20px 58px;
            font-size: 14px;
            color: #4A4F45;
            line-height: 1.8;
            border-left: 4px solid var(--gold);
            margin: 0 22px 0 22px;
            border-radius: 0 0 0 8px;
        }

        /* CTA 横条 */
        .cta-strip {
            background: var(--dark);
            position: relative;
            padding: 52px 0;
            isolation: isolate;
        }
        .cta-strip::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.18;
            z-index: -1;
        }
        .cta-strip .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .cta-strip .cta-text h3 {
            color: #fff;
            font-size: 24px;
            margin-bottom: 8px;
            font-weight: 700;
        }
        .cta-strip .cta-text p {
            color: rgba(246, 244, 238, 0.7);
            font-size: 14px;
        }
        .cta-strip .site-btn {
            background: var(--gold);
            border-color: var(--gold);
            color: var(--primary);
            min-width: 160px;
        }
        .cta-strip .site-btn:hover {
            background: #fff;
            border-color: #fff;
        }

        /* 页脚 */
        .site-footer {
            background: var(--dark);
            color: rgba(246, 244, 238, 0.7);
            padding: 64px 0 0;
            position: relative;
            border-top: 1px solid rgba(217, 184, 120, 0.3);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(246, 244, 238, 0.08);
        }
        .site-footer .site-logo .logo-text {
            color: #fff;
            font-size: 20px;
        }
        .site-footer .site-logo .logo-sub {
            color: var(--gold);
        }
        .site-footer .footer-desc {
            color: rgba(246, 244, 238, 0.55);
            font-size: 14px;
            line-height: 1.8;
            margin-top: 16px;
            max-width: 300px;
        }
        .site-footer .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: .04em;
        }
        .site-footer .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .site-footer .footer-links a {
            color: rgba(246, 244, 238, 0.55);
            font-size: 14px;
            transition: all .3s var(--ease);
        }
        .site-footer .footer-links a:hover {
            color: var(--gold);
            padding-left: 4px;
        }
        .site-footer .footer-contact p {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: rgba(246, 244, 238, 0.55);
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .site-footer .footer-contact p i {
            color: var(--gold);
            width: 18px;
            margin-top: 3px;
            font-size: 13px;
        }
        .site-footer .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(246, 244, 238, 0.3);
            border-top: 1px solid rgba(246, 244, 238, 0.06);
        }

        /* 移动端 */
        @media screen and (max-width: 1023px) {
            .page-banner {
                min-height: 320px;
            }
            .page-banner h1 {
                font-size: 34px;
            }
            .main-nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                width: 44px;
                height: 44px;
            }
            .benefits-layout {
                grid-template-columns: 1fr;
            }
            .toc-sidebar {
                position: relative;
                top: 0;
                margin-bottom: 32px;
            }
            .benefit-card {
                padding: 32px 26px;
            }
            .stat-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media screen and (max-width: 640px) {
            .countdown-strip .strip-left .full-text {
                display: none;
            }
            .countdown-strip .strip-left .short-text {
                display: inline;
            }
            .countdown-strip .time-num {
                min-width: 18px;
                font-size: 14px;
            }
            .page-banner {
                min-height: 280px;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner p {
                font-size: 15px;
            }
            .benefits-section {
                padding: 48px 0 32px;
            }
            .benefit-card {
                padding: 24px 18px;
                margin-bottom: 28px;
            }
            .benefit-card h2 {
                font-size: 20px;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .accordion-content {
                padding-left: 24px;
                margin: 0 14px;
            }
            .cta-strip {
                padding: 36px 0;
            }
            .cta-strip .container {
                flex-direction: column;
                text-align: center;
                gap: 20px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        @media screen and (max-width: 360px) {
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .countdown-strip .time-unit {
                font-size: 10px;
                margin-right: 2px;
            }
        }

/* roulang page: category2 */
/* ===== Design Tokens ===== */
        :root {
            --primary: #123832;
            --primary-light: #1F6A5A;
            --accent: #D9B878;
            --bg: #F6F4EE;
            --dark: #0C2320;
            --text: #22251F;
            --text-muted: #7C8075;
            --border: rgba(18, 56, 50, 0.12);
            --border-accent: rgba(217, 184, 120, 0.6);
            --radius: 2px;
            --radius-badge: 999px;
            --shadow: 0 20px 50px rgba(12, 35, 32, 0.08);
            --shadow-hover: 0 24px 60px rgba(12, 35, 32, 0.14);
            --ease: cubic-bezier(0.4, 0, 0.2, 1);
            --dur: 0.3s;
            --font-serif: 'Noto Serif SC', 'Songti SC', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', sans-serif;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease); }
        a:hover { color: var(--accent); }
        ul, ol { list-style: none; }
        button { cursor: pointer; font-family: inherit; border: none; background: none; }
        input, textarea, select { font-family: inherit; border: none; outline: none; background: transparent; }
        :focus-visible {
            outline: 2px solid rgba(217, 184, 120, 0.7);
            outline-offset: 2px;
            border-radius: 2px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Buttons ===== */
        .btn-primary,
        .btn-outline,
        .btn-cta {
            display: inline-block;
            padding: 14px 34px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius);
            text-align: center;
            transition: all var(--dur) var(--ease);
            letter-spacing: 0.02em;
            min-height: 44px;
            line-height: 1.2;
        }
        .btn-primary {
            background: var(--primary);
            color: #F6F4EE;
            border: 1px solid var(--primary);
        }
        .btn-primary:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: transparent;
        }
        .btn-cta {
            background: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }
        .btn-cta:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #F6F4EE;
        }

        /* ===== Countdown Bar ===== */
        .countdown-bar {
            background: var(--dark);
            height: 44px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(217, 184, 120, 0.25);
        }
        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }
        .countdown-copy {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: rgba(246, 244, 238, 0.85);
            white-space: nowrap;
            overflow: hidden;
        }
        .countdown-title {
            font-weight: 500;
            letter-spacing: 0.03em;
        }
        .countdown-divider {
            width: 1px;
            height: 14px;
            background: rgba(217, 184, 120, 0.6);
            flex-shrink: 0;
        }
        .countdown-text {
            color: var(--accent);
            font-size: 13px;
            white-space: nowrap;
        }
        .countdown-timer {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-shrink: 0;
        }
        .countdown-unit {
            display: flex;
            align-items: baseline;
            gap: 4px;
        }
        .countdown-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            font-variant-numeric: tabular-nums;
            min-width: 26px;
            text-align: center;
        }
        .countdown-label {
            font-size: 12px;
            color: rgba(246, 244, 238, 0.7);
        }

        /* ===== Header & Nav ===== */
        .site-header {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            height: 80px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 900;
            transition: box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
        }
        .site-header.scrolled {
            background: rgba(246, 244, 238, 0.95);
            box-shadow: var(--shadow);
            backdrop-filter: blur(8px);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 24px;
        }
        .site-logo {
            display: flex;
            align-items: baseline;
            gap: 8px;
            line-height: 1.1;
        }
        .logo-text {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .logo-sub {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.18em;
            text-transform: uppercase;
        }
        .main-nav-desktop {
            display: flex;
            align-items: center;
            gap: 36px;
        }
        .main-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--primary);
            position: relative;
            padding: 6px 0;
            line-height: 1.2;
        }
        .main-nav-desktop a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
            transition: width var(--dur) var(--ease);
        }
        .main-nav-desktop a:hover { color: var(--accent); }
        .main-nav-desktop a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav-desktop a.active::after {
            width: 24px;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
        }
        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        /* ===== Off-canvas Mobile Menu ===== */
        .mobile-menu {
            padding: 32px 24px;
        }
        .mobile-menu li { margin-bottom: 8px; }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 17px;
            font-weight: 500;
            color: var(--primary);
            border-left: 3px solid transparent;
            transition: all var(--dur) var(--ease);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            border-left-color: var(--accent);
            color: var(--accent);
            background: rgba(217, 184, 120, 0.08);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            height: 360px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 60px 0;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(12, 35, 32, 0.88) 0%, rgba(12, 35, 32, 0.45) 70%, rgba(12, 35, 32, 0.25) 100%);
        }
        .category-hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .category-hero-content {
            max-width: 640px;
        }
        .category-hero-title {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: #F6F4EE;
            line-height: 1.2;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
            border-left: 4px solid var(--accent);
            padding-left: 20px;
        }
        .category-hero-subtitle {
            font-size: 17px;
            color: rgba(246, 244, 238, 0.85);
            line-height: 1.6;
            max-width: 460px;
            padding-left: 24px;
        }
        .hero-line {
            width: 80px;
            height: 1px;
            background: var(--accent);
            margin-top: 24px;
            margin-left: 24px;
        }

        /* ===== Section Common ===== */
        .section {
            padding: 96px 0;
        }
        .section-light { background: var(--bg); }
        .section-white { background: #FDFCF8; }
        .section-title {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            letter-spacing: 0.02em;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.8;
        }

        /* ===== Wide Image ===== */
        .wide-image-section {
            padding: 96px 0 0;
        }
        .wide-image-wrap {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
            aspect-ratio: 21 / 9;
        }
        .wide-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .wide-image-caption {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 20px;
            letter-spacing: 0.04em;
        }

        /* ===== Axis Layout ===== */
        .axis-section {
            padding: 56px 0 96px;
        }
        .axis-intro {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 72px;
            font-size: 18px;
            color: var(--primary);
            line-height: 1.9;
            font-family: var(--font-serif);
        }
        .axis-layout {
            max-width: 640px;
            margin: 0 auto;
        }
        .axis-block {
            position: relative;
            padding: 48px 0 48px 76px;
            border-bottom: 1px solid var(--border);
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
        }
        .axis-block:last-child {
            border-bottom: none;
        }
        .axis-block.in-view {
            opacity: 1;
            transform: translateY(0);
        }
        .axis-index {
            position: absolute;
            left: 0;
            top: 48px;
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: rgba(18, 56, 50, 0.18);
            line-height: 1;
            transition: color var(--dur) var(--ease);
        }
        .axis-block:hover .axis-index {
            color: var(--accent);
        }
        .axis-title {
            font-family: var(--font-serif);
            font-size: 21px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .axis-text {
            font-size: 16px;
            color: var(--text);
            line-height: 1.9;
        }

        /* ===== Data Band ===== */
        .data-band {
            background: var(--dark);
            padding: 48px 0;
        }
        .data-band-inner {
            display: flex;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .data-item {
            flex: 1;
            min-width: 150px;
            text-align: center;
            padding: 12px 20px;
            border-left: 1px solid rgba(217, 184, 120, 0.25);
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
        }
        .data-item:first-child { border-left: none; }
        .data-item.in-view { opacity: 1; transform: translateY(0); }
        .data-num {
            display: block;
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .data-label {
            font-size: 13px;
            color: rgba(246, 244, 238, 0.75);
            letter-spacing: 0.04em;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0;
            background: #FDFCF8;
        }
        .faq-header {
            text-align: center;
            margin-bottom: 56px;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            background: transparent;
        }
        .faq-list .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border);
            border-radius: 0;
        }
        .faq-list .accordion-title {
            background: transparent;
            border: none;
            padding: 24px 48px 24px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-bottom: none !important;
            display: flex;
            align-items: center;
            position: relative;
            cursor: pointer;
            transition: color var(--dur) var(--ease);
        }
        .faq-list .accordion-title:hover,
        .faq-list .accordion-item.is-active .accordion-title {
            color: var(--primary);
            background: transparent;
        }
        .faq-list .accordion-item.is-active .accordion-title {
            border-left: 4px solid var(--accent);
            padding-left: 16px;
        }
        .faq-list .accordion-title::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            color: var(--primary);
            font-size: 16px;
            transition: transform var(--dur) var(--ease);
        }
        .faq-list .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(180deg);
            color: var(--accent);
        }
        .faq-q {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            border: 1px solid var(--accent);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            margin-right: 14px;
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-list .accordion-content {
            background: transparent;
            border: none;
            padding: 0 0 24px 56px;
            font-size: 15px;
            color: var(--text);
            line-height: 1.8;
            border-left: 4px solid var(--accent);
            margin-left: 0;
        }

        /* ===== CTA Strip ===== */
        .cta-strip {
            background: var(--primary);
            padding: 40px 0;
            border-top: 1px solid rgba(217, 184, 120, 0.3);
        }
        .cta-strip-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-strip-text h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #F6F4EE;
            margin-bottom: 4px;
        }
        .cta-strip-text p {
            font-size: 14px;
            color: rgba(246, 244, 238, 0.7);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            padding: 72px 0 0;
            color: rgba(246, 244, 238, 0.8);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(217, 184, 120, 0.2);
        }
        .footer-brand .site-logo { margin-bottom: 16px; }
        .footer-brand .logo-text { color: #F6F4EE; }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(246, 244, 238, 0.7);
            max-width: 320px;
            margin-top: 16px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #F6F4EE;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(246, 244, 238, 0.75);
            font-size: 14px;
            transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 238, 0.75);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-contact i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(246, 244, 238, 0.55);
            border-top: 1px solid rgba(217, 184, 120, 0.12);
        }

        /* ===== Reveal Animation (respect reduced motion) ===== */
        @media (prefers-reduced-motion: reduce) {
            html { scroll-behavior: auto; }
            .axis-block, .data-item, .faq-list, .wide-image-wrap {
                opacity: 1;
                transform: none;
                transition: none;
            }
            * {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

        /* ===== Responsive ===== */
        @media (max-width: 1023.98px) {
            .main-nav-desktop { display: none; }
            .nav-toggle { display: flex; }
            .site-header { height: 70px; }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
            .category-hero {
                height: 320px;
                padding: 48px 0;
            }
            .category-hero-title {
                font-size: 34px;
            }
            .data-band-inner {
                justify-content: center;
            }
            .data-item {
                flex: 0 0 calc(50% - 16px);
                border-left: none;
                border-bottom: 1px solid rgba(217, 184, 120, 0.2);
            }
        }
        @media (max-width: 639.98px) {
            .section { padding: 64px 0; }
            .wide-image-section { padding: 64px 0 0; }
            .axis-section { padding: 32px 0 64px; }
            .faq-section { padding: 64px 0; }
            .category-hero { height: 280px; padding: 40px 0; }
            .category-hero-title { font-size: 28px; }
            .category-hero-subtitle { font-size: 15px; }
            .axis-block { padding: 36px 0 36px 56px; }
            .axis-index { font-size: 32px; top: 36px; }
            .faq-list .accordion-content { padding-left: 20px; }
            .faq-q { display: none; }
            .cta-strip-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
            .btn-primary, .btn-outline, .btn-cta { width: 100%; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .countdown-bar { height: 48px; padding: 0 12px; }
            .countdown-inner { gap: 12px; }
            .countdown-copy .countdown-text { display: none; }
            .countdown-timer { gap: 10px; }
            .countdown-num { font-size: 16px; min-width: 20px; }
            .data-band-inner { flex-direction: row; flex-wrap: wrap; }
            .data-item { flex: 0 0 50%; }
            .site-header { height: 64px; }
            .logo-text { font-size: 20px; }
        }

/* roulang page: category4 */
:root {
            --primary: #123832;
            --primary-light: #1F6A5A;
            --accent: #D9B878;
            --accent-soft: rgba(217, 184, 120, 0.6);
            --bg: #F6F4EE;
            --dark: #0C2320;
            --text: #22251F;
            --text-muted: #7C8075;
            --border: rgba(18, 56, 50, 0.12);
            --border-accent: rgba(217, 184, 120, 0.6);
            --shadow: 0 20px 50px rgba(12, 35, 32, 0.08);
            --shadow-hover: 0 24px 60px rgba(12, 35, 32, 0.14);
            --radius: 2px;
            --radius-pill: 999px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }

        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
        }
        img { max-width: 100%; height: auto; }
        a { text-decoration: none; color: inherit; }
        ul, ol { margin: 0; padding: 0; list-style: none; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }
        .section-padding { padding: 96px 0; }

        .btn-primary {
            display: inline-block;
            background: var(--primary);
            color: #F6F4EE;
            font-size: 15px;
            font-weight: 600;
            padding: 14px 34px;
            border: none;
            border-radius: var(--radius);
            cursor: pointer;
            transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .btn-primary:hover {
            background: var(--accent);
            color: var(--dark);
            box-shadow: 0 10px 30px rgba(217, 184, 120, 0.25);
        }
        .btn-primary:active { transform: translateY(1px); }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--primary);
            font-size: 15px;
            font-weight: 500;
            padding: 13px 34px;
            border: 1px solid var(--primary);
            border-radius: var(--radius);
            cursor: pointer;
            transition: border-color var(--transition), color var(--transition), transform var(--transition);
        }
        .btn-outline:hover { border-color: var(--accent); color: var(--accent); }
        .btn-outline:active { transform: translateY(1px); }
        .btn-primary:focus-visible, .btn-outline:focus-visible, .nav-toggle:focus-visible, a:focus-visible {
            outline: 2px solid rgba(217, 184, 120, 0.6);
            outline-offset: 2px;
        }

        /* ---- 顶部倒计时条 ---- */
        .top-countdown {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.85);
            font-size: 13px;
            line-height: 1;
            border-bottom: 1px solid rgba(217, 184, 120, 0.25);
        }
        .top-countdown-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 44px;
            overflow: hidden;
        }
        .countdown-label { letter-spacing: 0.04em; white-space: nowrap; }
        .countdown-timer { display: flex; align-items: center; gap: 2px; white-space: nowrap; font-variant-numeric: tabular-nums; }
        .countdown-timer .num { color: var(--accent); font-weight: 600; font-family: 'SF Mono', Consolas, monospace; font-size: 14px; min-width: 20px; text-align: center; }
        .countdown-timer .lab { color: rgba(255, 255, 255, 0.55); font-size: 11px; margin: 0 2px; }
        .countdown-sep { color: var(--accent); opacity: 0.6; margin: 0 1px; }
        .top-countdown.ended { background: var(--dark); }
        .top-countdown.ended .countdown-label { color: var(--accent); }

        /* ---- 主导航 ---- */
        .site-header {
            background: var(--bg);
            position: sticky;
            top: 0;
            z-index: 200;
            transition: box-shadow var(--transition), background var(--transition);
            border-bottom: 1px solid var(--border);
        }
        .site-header.scrolled {
            background: rgba(246, 244, 238, 0.96);
            box-shadow: var(--shadow);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }
        .site-logo { display: inline-flex; flex-direction: column; line-height: 1.1; }
        .logo-text {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .logo-sub { font-size: 9px; letter-spacing: 0.32em; color: var(--accent); text-transform: uppercase; margin-top: 2px; }
        .main-nav-desktop { display: flex; align-items: center; gap: 36px; }
        .main-nav-desktop a {
            font-size: 15px;
            font-weight: 400;
            color: var(--primary);
            position: relative;
            padding: 8px 2px;
            transition: color var(--transition);
            line-height: 1.2;
        }
        .main-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width var(--transition);
        }
        .main-nav-desktop a:hover { color: var(--accent); }
        .main-nav-desktop a:hover::after { width: 24px; }
        .main-nav-desktop a.active { font-weight: 600; }
        .main-nav-desktop a.active::after { width: 24px; }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 24px;
            cursor: pointer;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius);
            transition: color var(--transition);
        }
        .nav-toggle:hover { color: var(--accent); }

        /* ---- Off-canvas 移动菜单 ---- */
        .off-canvas {
            background: var(--bg);
            width: 300px;
            max-width: 80vw;
            border-right: none;
        }
        .mobile-menu { padding: 24px 24px 40px; }
        .mobile-menu li { border-bottom: 1px solid var(--border); }
        .mobile-menu a {
            display: block;
            font-size: 17px;
            color: var(--primary);
            padding: 16px 0;
            position: relative;
            transition: color var(--transition), padding-left var(--transition);
        }
        .mobile-menu a:hover { color: var(--accent); padding-left: 4px; }
        .mobile-menu a.active { font-weight: 600; }
        .mobile-menu a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 20px;
            background: var(--accent);
        }
        .mobile-menu a.active { padding-left: 16px; }

        /* ---- 分类页 Hero ---- */
        .page-hero {
            position: relative;
            height: 360px;
            background: linear-gradient(90deg, rgba(12, 35, 32, 0.88), rgba(12, 35, 32, 0.35)), url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            display: flex;
            align-items: center;
        }
        .page-hero-inner { width: 100%; }
        .page-hero h1 {
            font-family: var(--font-title);
            font-size: 40px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            margin: 0 0 14px;
            padding-left: 16px;
            border-left: 4px solid var(--accent);
        }
        .page-hero .hero-subtitle {
            color: rgba(255, 255, 255, 0.88);
            font-size: 16px;
            line-height: 1.6;
            margin: 0;
            padding-left: 20px;
            max-width: 480px;
        }
        .page-hero .hero-line {
            position: absolute;
            bottom: 24px;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, var(--accent) 0%, transparent 60%);
            opacity: 0.4;
        }

        /* ---- 引言 ---- */
        .intro-quote { padding: 80px 0 64px; }
        .intro-quote blockquote {
            max-width: 820px;
            margin: 0 auto;
            text-align: center;
            font-family: var(--font-title);
            font-size: 22px;
            line-height: 1.9;
            color: var(--primary);
            border: none;
            padding: 0 32px;
            position: relative;
            background: none;
        }
        .intro-quote blockquote::before {
            content: '“';
            display: block;
            font-size: 110px;
            line-height: 0.7;
            color: var(--accent);
            font-family: var(--font-title);
            margin-bottom: 8px;
        }
        .intro-quote blockquote::after {
            content: '';
            display: block;
            width: 48px;
            height: 2px;
            background: var(--accent);
            margin: 24px auto 0;
        }

        /* ---- 图文交替 ---- */
        .story-section { padding: 0 0 96px; }
        .story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
        .story-image { position: relative; overflow: hidden; border-radius: 4px; box-shadow: var(--shadow); }
        .story-image img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1); }
        .story-image:hover img { transform: scale(1.03); }
        .story-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(217, 184, 120, 0.12), transparent 50%);
            opacity: 0;
            transition: opacity var(--transition);
        }
        .story-image:hover::after { opacity: 1; }
        .story-tag {
            font-size: 12px;
            letter-spacing: 0.18em;
            color: var(--accent);
            font-weight: 600;
            text-transform: uppercase;
            display: inline-block;
            margin-bottom: 6px;
        }
        .story-title {
            font-family: var(--font-title);
            font-size: 28px;
            line-height: 1.35;
            color: var(--primary);
            margin: 12px 0 16px;
        }
        .story-desc { font-size: 15px; line-height: 1.8; color: var(--text-muted); max-width: 480px; }
        .story-desc strong { color: var(--primary); font-weight: 600; }
        .story-section.reverse .story-grid { grid-template-columns: 1fr 1fr; }
        .story-section.reverse .story-text { order: 1; }
        .story-section.reverse .story-image { order: 2; }

        /* ---- 数据区 ---- */
        .stats-section {
            background: var(--dark);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 1px;
            background: linear-gradient(90deg, var(--accent), transparent 60%);
            opacity: 0.5;
        }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
        .stat-item { text-align: center; padding: 0 16px; }
        .stat-icon { font-size: 30px; color: var(--accent); margin-bottom: 12px; }
        .stat-value {
            font-family: var(--font-title);
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
        }
        .stat-label { font-size: 13px; color: rgba(255, 255, 255, 0.55); margin-top: 6px; letter-spacing: 0.02em; }

        /* ---- CTA 横条 ---- */
        .cta-bar { background: var(--primary); padding: 44px 0; position: relative; }
        .cta-bar::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .cta-bar-inner { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
        .cta-bar-text { color: #fff; font-family: var(--font-title); font-size: 22px; line-height: 1.4; }
        .cta-bar-text span { color: var(--accent); }
        .cta-bar .btn-primary { background: var(--accent); color: var(--dark); font-weight: 600; }
        .cta-bar .btn-primary:hover { background: #fff; color: var(--primary); }

        /* ---- FAQ ---- */
        .faq-section { padding: 96px 0 80px; }
        .faq-heading { text-align: center; margin-bottom: 48px; }
        .faq-heading .section-kicker {
            font-size: 13px; letter-spacing: 0.2em; color: var(--accent); text-transform: uppercase;
            font-weight: 600;
        }
        .faq-heading h2 {
            font-family: var(--font-title); font-size: 32px; color: var(--primary); margin: 8px 0 0;
        }
        .faq-accordion { max-width: 760px; margin: 0 auto; }
        .faq-accordion .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border);
        }
        .faq-accordion .accordion-title {
            font-size: 16px;
            color: var(--text);
            padding: 22px 20px 22px 0;
            background: transparent;
            border: none;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: color var(--transition);
        }
        .faq-accordion .accordion-title:hover { color: var(--primary); background: transparent; }
        .faq-accordion .accordion-title:focus { background: transparent; }
        .q-mark {
            flex: 0 0 28px;
            width: 28px;
            height: 28px;
            border: 1.5px solid var(--accent);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-title);
            transition: background var(--transition), color var(--transition);
        }
        .faq-accordion .accordion-title.is-open { color: var(--primary); font-weight: 600; }
        .faq-accordion .accordion-title.is-open .q-mark { background: var(--accent); color: var(--dark); }
        .faq-accordion .accordion-title::after { display: none; }
        .faq-accordion .accordion-content {
            padding: 0 0 28px 42px;
            border: none;
            background: transparent;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.9;
        }
        .faq-accordion .accordion-content p { margin-bottom: 0; }

        /* ---- 页脚 ---- */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 28px;
            position: relative;
        }
        .site-footer::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            opacity: 0.7;
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
        .footer-brand .site-logo { margin-bottom: 16px; }
        .footer-brand .logo-text { color: #fff; }
        .footer-brand .logo-sub { color: var(--accent); }
        .footer-desc { font-size: 13px; line-height: 1.8; color: rgba(255, 255, 255, 0.55); margin: 16px 0 0; max-width: 300px; }
        .footer-title {
            font-size: 16px;
            color: #fff;
            margin: 0 0 16px;
            font-weight: 600;
            font-family: var(--font-title);
        }
        .footer-links a {
            display: inline-block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            padding: 5px 0;
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-links a:hover { color: var(--accent); padding-left: 4px; }
        .footer-contact p { font-size: 14px; margin: 0 0 8px; color: rgba(255, 255, 255, 0.65); }
        .footer-contact i { color: var(--accent); margin-right: 8px; width: 16px; text-align: center; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 48px;
            padding-top: 24px;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 0.03em;
        }
        .footer-bottom p { margin: 0; }

        /* ---- 滚动进入动画 ---- */
        .fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
        .fade-in.visible { opacity: 1; transform: translateY(0); }

        /* ---- 响应式 ---- */
        @media (max-width: 1023px) {
            .main-nav-desktop { display: none; }
            .nav-toggle { display: inline-flex; }
            .section-padding { padding: 64px 0; }
            .story-section { padding: 0 0 64px; }
            .faq-section { padding: 64px 0 56px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .cta-bar-inner { flex-direction: column; text-align: center; gap: 20px; }
        }
        @media (max-width: 639px) {
            .section-padding { padding: 48px 0; }
            .story-section { padding: 0 0 48px; }
            .story-grid { grid-template-columns: 1fr; gap: 32px; }
            .story-section.reverse .story-grid { grid-template-columns: 1fr; }
            .story-section.reverse .story-text { order: 2; }
            .story-section.reverse .story-image { order: 1; }
            .story-title { font-size: 24px; }
            .story-desc { max-width: 100%; }
            .cta-bar-text { font-size: 18px; }
            .page-hero { height: 300px; }
            .page-hero h1 { font-size: 30px; }
            .page-hero .hero-subtitle { font-size: 14px; }
            .intro-quote blockquote { font-size: 18px; line-height: 1.75; padding: 0 16px; }
            .intro-quote blockquote::before { font-size: 72px; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 32px 16px; }
            .stat-value { font-size: 26px; }
            .faq-accordion .accordion-title { font-size: 15px; padding: 18px 0; }
            .faq-accordion .accordion-content { padding-left: 0; padding-bottom: 22px; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { margin-top: 32px; }
            .top-countdown-inner { gap: 8px; }
            .countdown-label { font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 45vw; }
            .countdown-timer .lab { display: none; }
            .countdown-timer .num { font-size: 13px; min-width: 16px; }
            .btn-primary, .btn-outline { width: 100%; text-align: center; }
            .page-hero .hero-line { display: none; }
        }
        @media (prefers-reduced-motion: reduce) {
            html { scroll-behavior: auto; }
            *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
            .fade-in { opacity: 1; transform: none; }
        }