/* roulang page: index */
/* ===== Base / Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif; background-color: #FCFAF7; color: #2B1710; line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ===== Container ===== */
.container-custom { max-width: 1200px; margin: 0 auto; padding-left: 1.25rem; padding-right: 1.25rem; }

/* ===== Header / Nav ===== */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(252, 250, 247, 0.92); backdrop-filter: blur(12px); border-bottom: 1px solid #ECE3D8; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { font-family: 'Songti SC', 'Noto Serif SC', serif; font-size: 0.95rem; font-weight: 600; letter-spacing: 0.06em; color: #4A2E1B; transition: color .3s; }
.logo:hover { color: #8B5E3C; }
.logo i { color: #C2A67F; margin-right: 2px; }
.site-nav { display: flex; align-items: center; gap: 2.5rem; }
.site-nav a { position: relative; font-size: 0.9rem; color: #6B5340; padding: 0.25rem 0.1rem; transition: color .3s; }
.site-nav a::after { content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background-color: #8B5E3C; transition: width .3s ease; border-radius: 2px; }
.site-nav a:hover { color: #8B5E3C; }
.site-nav a.active { color: #8B5E3C; }
.site-nav a.active::after { width: 100%; }
.header-cta .btn { padding: 0.5rem 1.25rem; border-radius: 999px; background: #8B5E3C; color: #fff; font-size: 0.85rem; transition: background .3s, transform .2s, box-shadow .3s; }
.header-cta .btn:hover { background: #71482E; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(139, 94, 60, 0.25); }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.75rem 1.75rem; border-radius: 999px; font-size: 0.9rem; font-weight: 500; letter-spacing: 0.02em; transition: all .3s ease; cursor: pointer; border: none; }
.btn-tea { background: #8B5E3C; color: #fff; box-shadow: 0 2px 12px rgba(139, 94, 60, 0.18); }
.btn-tea:hover { background: #71482E; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(139, 94, 60, 0.28); }
.btn-outline { background: transparent; color: #8B5E3C; border: 1.5px solid #C2A67F; }
.btn-outline:hover { background: #F0E8DE; border-color: #8B5E3C; transform: translateY(-2px); }
.btn-white-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.7); }
.btn-white-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.btn-dark { background: #2B1710; color: #F0E8DE; }
.btn-dark:hover { background: #4A2E1B; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(43, 23, 16, 0.2); }
.btn:focus-visible, .site-nav a:focus-visible, .footer-link a:focus-visible { outline: 2px solid #C2A67F; outline-offset: 3px; border-radius: 4px; }

/* ===== Hero Section ===== */
.hero-wrap { position: relative; background-image: linear-gradient(135deg, rgba(43,23,16,0.82) 0%, rgba(43,23,16,0.65) 50%, rgba(43,23,16,0.42) 100%), url('/assets/images/backpic/back-1.jpg'); background-size: cover; background-position: center; color: #fff; overflow: hidden; }
.flash-bar { background: linear-gradient(90deg, #A87F54, #C2A67F); color: #2B1710; font-size: 0.82rem; font-weight: 500; padding: 0.5rem 1rem; display: flex; align-items: center; justify-content: center; gap: 0.75rem; letter-spacing: 0.02em; }
.flash-bar .flash-tag { background: #2B1710; color: #C2A67F; font-size: 0.72rem; font-weight: 600; padding: 0.15rem 0.6rem; border-radius: 999px; text-transform: uppercase; }
.flash-bar a { color: #2B1710; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.flash-bar a:hover { color: #563624; }
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; padding: 4.5rem 0 5.5rem; align-items: center; }
.hero-kicker { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.8rem; letter-spacing: 0.18em; color: #DCCBB5; border: 1px solid rgba(220,203,181,0.35); padding: 0.35rem 0.9rem; border-radius: 999px; margin-bottom: 1.75rem; text-transform: uppercase; }
.hero-title { font-family: 'Songti SC', 'Noto Serif SC', serif; font-size: 2.6rem; line-height: 1.25; font-weight: 600; margin-bottom: 1.25rem; }
.hero-title .highlight { color: #DCCBB5; display: block; font-size: 1.5rem; margin-top: 0.4rem; letter-spacing: 0.08em; font-weight: 500; }
.hero-desc { font-size: 0.96rem; color: rgba(255,255,255,0.85); max-width: 30rem; margin-bottom: 2rem; line-height: 1.8; }
.hero-stats { display: flex; gap: 1.5rem; margin-top: 2.25rem; flex-wrap: wrap; }
.stat-item { text-align: left; }
.stat-item .num { font-family: 'Songti SC', serif; font-size: 1.45rem; font-weight: 600; color: #DCCBB5; display: block; line-height: 1.2; }
.stat-item .label { font-size: 0.78rem; color: rgba(255,255,255,0.65); letter-spacing: 0.04em; }
.hero-offer-card { background: rgba(255,255,255,0.97); border-radius: 20px; box-shadow: 0 20px 50px rgba(0,0,0,0.25); padding: 1.75rem; color: #2B1710; max-width: 380px; margin-left: auto; }
.offer-badge { display: inline-block; background: linear-gradient(135deg, #C2A67F, #A87F54); color: #fff; font-size: 0.72rem; font-weight: 600; padding: 0.25rem 0.8rem; border-radius: 999px; letter-spacing: 0.06em; margin-bottom: 1rem; }
.offer-img { width: 100%; height: 170px; object-fit: cover; border-radius: 12px; margin-bottom: 1rem; }
.offer-title { font-family: 'Songti SC', serif; font-size: 1.2rem; font-weight: 600; margin-bottom: 0.4rem; }
.offer-desc { font-size: 0.82rem; color: #7A6652; margin-bottom: 0.9rem; }
.offer-price { display: flex; align-items: baseline; gap: 0.6rem; margin-bottom: 1rem; }
.offer-price del { font-size: 0.88rem; color: #998670; }
.offer-price span { font-size: 1.7rem; font-weight: 700; color: #8B5E3C; }
.countdown { display: flex; gap: 0.5rem; margin-bottom: 1rem; align-items: center; }
.countdown-label { font-size: 0.78rem; color: #7A6652; margin-right: 0.25rem; }
.countdown-item { background: #2B1710; color: #DCCBB5; border-radius: 8px; padding: 0.3rem 0.55rem; min-width: 48px; text-align: center; }
.countdown-item span { font-size: 1.1rem; font-weight: 600; display: block; line-height: 1.2; font-variant-numeric: tabular-nums; }
.countdown-item small { font-size: 0.62rem; opacity: 0.7; }
.offer-btn { width: 100%; background: #8B5E3C; color: #fff; border-radius: 12px; padding: 0.8rem 1.5rem; font-weight: 600; font-size: 0.92rem; border: none; transition: all .3s; cursor: pointer; }
.offer-btn:hover { background: #71482E; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(139,94,60,0.28); }

/* ===== Section Title / Sub ===== */
.section-label { display: inline-block; font-size: 0.8rem; letter-spacing: 0.16em; color: #A87F54; text-transform: uppercase; margin-bottom: 0.6rem; font-weight: 600; }
.section-title { font-family: 'Songti SC', 'Noto Serif SC', serif; font-size: 2rem; line-height: 1.3; font-weight: 600; color: #2B1710; }
.section-sub { font-size: 0.92rem; color: #7A6652; max-width: 560px; margin-top: 0.6rem; line-height: 1.7; }

/* ===== Product Cards ===== */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
.product-card { background: #fff; border-radius: 18px; padding: 1.75rem 1.5rem; border: 1px solid #EFE7DE; box-shadow: 0 2px 12px rgba(43,23,16,0.04); transition: all .35s ease; position: relative; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 14px 30px rgba(43,23,16,0.08); border-color: #C2A67F; }
.product-num { font-family: 'Songti SC', serif; font-size: 2.4rem; color: #E5D6C4; font-weight: 600; line-height: 1; margin-bottom: 1.25rem; display: block; }
.product-icon { width: 44px; height: 44px; background: #FAF3EC; border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #A87F54; font-size: 1rem; margin-bottom: 1rem; }
.product-card h3 { font-family: 'Songti SC', serif; font-size: 1.12rem; font-weight: 600; color: #2B1710; margin-bottom: 0.55rem; }
.product-card p { font-size: 0.84rem; color: #7A6652; line-height: 1.65; margin-bottom: 1.1rem; }
.product-meta { display: flex; align-items: center; justify-content: space-between; font-size: 0.82rem; color: #A87F54; font-weight: 500; }
.product-cta { color: #8B5E3C; font-weight: 600; font-size: 0.84rem; display: inline-flex; align-items: center; gap: 0.3rem; transition: gap .3s; }
.product-cta:hover { gap: 0.6rem; }

/* ===== News / Events ===== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2.5rem; }
.news-card { background: #fff; border-radius: 18px; overflow: hidden; border: 1px solid #EFE7DE; box-shadow: 0 2px 12px rgba(43,23,16,0.04); transition: all .35s; }
.news-card:hover { transform: translateY(-5px); box-shadow: 0 14px 35px rgba(43,23,16,0.1); }
.news-card img { width: 100%; height: 180px; object-fit: cover; transition: transform .5s; }
.news-card:hover img { transform: scale(1.04); }
.news-body { padding: 1.4rem 1.5rem 1.6rem; }
.news-tag { font-size: 0.72rem; color: #A87F54; background: #FAF3EC; padding: 0.2rem 0.7rem; border-radius: 999px; margin-bottom: 0.7rem; display: inline-block; }
.news-card h3 { font-family: 'Songti SC', serif; font-size: 1.05rem; font-weight: 600; color: #2B1710; margin-bottom: 0.45rem; line-height: 1.4; }
.news-card p { font-size: 0.83rem; color: #7A6652; line-height: 1.65; }
.news-date { font-size: 0.76rem; color: #B3A292; margin-top: 0.8rem; display: flex; align-items: center; gap: 0.3rem; }

/* ===== FAQ ===== */
.faq-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 2rem; margin-top: 2.5rem; }
.faq-item { background: #fff; border-radius: 14px; padding: 1.4rem 1.5rem; border: 1px solid #EFE7DE; transition: border-color .3s, box-shadow .3s; }
.faq-item:hover { border-color: #C2A67F; box-shadow: 0 4px 16px rgba(43,23,16,0.05); }
.faq-item h4 { font-size: 0.95rem; font-weight: 600; color: #2B1710; margin-bottom: 0.45rem; display: flex; align-items: flex-start; gap: 0.5rem; }
.faq-item h4 i { color: #C2A67F; margin-top: 0.2rem; font-size: 0.8rem; }
.faq-item p { font-size: 0.85rem; color: #6B5340; line-height: 1.7; }

/* ===== Article List ===== */
.article-area { display: grid; grid-template-columns: 1.5fr 1fr; gap: 3rem; margin-top: 2.5rem; }
.article-list { border-top: 1px solid #EFE7DE; }
.article-item { display: flex; align-items: baseline; gap: 1.2rem; padding: 1.1rem 0; border-bottom: 1px solid #F0EAE2; transition: padding-left .3s; }
.article-item:hover { padding-left: 0.5rem; }
.article-item .a-date { font-size: 0.78rem; color: #B3A292; white-space: nowrap; font-variant-numeric: tabular-nums; }
.article-item .a-cat { font-size: 0.7rem; color: #A87F54; background: #FAF3EC; padding: 0.15rem 0.55rem; border-radius: 999px; white-space: nowrap; }
.article-item a { font-size: 0.92rem; color: #3D2519; font-weight: 500; transition: color .3s; line-height: 1.5; }
.article-item a:hover { color: #8B5E3C; }
.aside-card { background: #fff; border-radius: 16px; padding: 1.5rem 1.6rem; border: 1px solid #EFE7DE; margin-bottom: 1.5rem; }
.aside-card h3 { font-family: 'Songti SC', serif; font-size: 1rem; font-weight: 600; color: #2B1710; margin-bottom: 0.9rem; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag-cloud a { font-size: 0.78rem; color: #6B5340; background: #F6F0E8; padding: 0.3rem 0.9rem; border-radius: 999px; transition: all .3s; }
.tag-cloud a:hover { background: #8B5E3C; color: #fff; }
.recommend-pick img { border-radius: 10px; height: 90px; width: 100%; object-fit: cover; margin-bottom: 0.8rem; }
.recommend-pick h4 { font-size: 0.88rem; font-weight: 600; color: #2B1710; line-height: 1.4; margin-bottom: 0.3rem; }
.recommend-pick p { font-size: 0.78rem; color: #7A6652; }

/* ===== Safety ===== */
.safety-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
.safety-item { text-align: center; padding: 1.8rem 1.2rem; background: rgba(255,255,255,0.7); border-radius: 16px; border: 1px solid rgba(255,255,255,0.4); backdrop-filter: blur(6px); transition: all .3s; }
.safety-item:hover { transform: translateY(-4px); background: #fff; box-shadow: 0 10px 25px rgba(43,23,16,0.06); }
.safety-icon { width: 52px; height: 52px; margin: 0 auto 1rem; background: linear-gradient(135deg, #8B5E3C, #C2A67F); border-radius: 16px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.2rem; }
.safety-item h4 { font-size: 1rem; font-weight: 600; color: #2B1710; margin-bottom: 0.45rem; }
.safety-item p { font-size: 0.82rem; color: #7A6652; line-height: 1.6; }

/* ===== Booking Steps ===== */
.booking-wrap { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 3rem; align-items: center; margin-top: 2.5rem; }
.steps-list { display: flex; flex-direction: column; gap: 1.5rem; }
.step-item { display: flex; gap: 1.1rem; align-items: flex-start; }
.step-num { width: 40px; height: 40px; min-width: 40px; border-radius: 50%; background: #8B5E3C; color: #fff; display: flex; align-items: center; justify-content: center; font-family: 'Songti SC', serif; font-size: 1rem; font-weight: 600; box-shadow: 0 4px 12px rgba(139,94,60,0.25); }
.step-item h4 { font-size: 1.02rem; font-weight: 600; color: #2B1710; margin-bottom: 0.3rem; }
.step-item p { font-size: 0.86rem; color: #7A6652; line-height: 1.65; }
.channel-box { background: #fff; border-radius: 18px; padding: 1.8rem; border: 1px solid #EFE7DE; box-shadow: 0 6px 20px rgba(43,23,16,0.05); }
.channel-box h3 { font-family: 'Songti SC', serif; font-size: 1.1rem; margin-bottom: 0.8rem; color: #2B1710; }
.channel-list { display: flex; flex-direction: column; gap: 0.8rem; }
.channel-item { display: flex; align-items: center; gap: 0.7rem; padding: 0.75rem 0.9rem; background: #FAF6F1; border-radius: 10px; font-size: 0.86rem; color: #3D2519; transition: background .3s; }
.channel-item:hover { background: #F0E8DE; }
.channel-item i { color: #A87F54; font-size: 1rem; width: 20px; text-align: center; }

/* ===== CTA ===== */
.cta-wrap { position: relative; background-image: linear-gradient(135deg, rgba(43,23,16,0.88), rgba(43,23,16,0.72)), url('/assets/images/backpic/back-2.jpg'); background-size: cover; background-position: center; border-radius: 24px; padding: 4.5rem 3rem; text-align: center; color: #fff; overflow: hidden; }
.cta-wrap h2 { font-family: 'Songti SC', serif; font-size: 2rem; margin-bottom: 1rem; }
.cta-wrap p { max-width: 480px; margin: 0 auto 1.8rem; color: rgba(255,255,255,0.8); font-size: 0.94rem; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: #2B1710; color: rgba(255,255,255,0.7); padding: 3.5rem 0 2rem; margin-top: 5rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.footer-brand .logo { color: #DCCBB5; font-size: 1.05rem; margin-bottom: 0.8rem; display: inline-block; }
.footer-brand p { font-size: 0.83rem; line-height: 1.7; max-width: 320px; }
.footer-col h4 { font-size: 0.9rem; font-weight: 600; color: #DCCBB5; margin-bottom: 1rem; letter-spacing: 0.05em; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.55rem; }
.footer-col a { font-size: 0.84rem; color: rgba(255,255,255,0.55); transition: color .3s; }
.footer-col a:hover { color: #C2A67F; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 2.5rem; padding-top: 1.5rem; display: flex; align-items: center; justify-content: space-between; font-size: 0.78rem; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 0.8rem; }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: #C2A67F; }

/* ===== Floating CTA ===== */
.floating-cta { position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 60; background: #8B5E3C; color: #fff; border-radius: 50px; padding: 0.8rem 1.4rem; box-shadow: 0 8px 30px rgba(139,94,60,0.35); font-size: 0.86rem; font-weight: 600; display: flex; align-items: center; gap: 0.5rem; transition: all .3s; }
.floating-cta:hover { background: #71482E; transform: translateY(-3px); box-shadow: 0 12px 35px rgba(139,94,60,0.4); }

/* ===== Section Spacing ===== */
.section-padding { padding: 4.5rem 0; }
.section-bg { background: #F8F4EF; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .safety-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; padding: 3rem 0 3.5rem; }
  .hero-offer-card { margin: 0 auto; max-width: 380px; }
  .hero-title { font-size: 2rem; }
  .hero-title .highlight { font-size: 1.2rem; }
  .news-grid { grid-template-columns: 1fr; }
  .faq-wrap { grid-template-columns: 1fr; }
  .article-area { grid-template-columns: 1fr; gap: 2rem; }
  .booking-wrap { grid-template-columns: 1fr; gap: 2rem; }
  .cta-wrap { padding: 3rem 1.5rem; }
  .site-header .header-inner { height: 62px; }
  .header-cta .btn { padding: 0.4rem 1rem; font-size: 0.8rem; }
  .logo { font-size: 0.8rem; }
  .section-title { font-size: 1.6rem; }
}
@media (max-width: 520px) {
  .product-grid { grid-template-columns: 1fr; }
  .safety-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .flash-bar { font-size: 0.74rem; flex-wrap: wrap; }
  .hero-stats { gap: 1rem; flex-wrap: wrap; }
  .stat-item .num { font-size: 1.2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ===== Utility ===== */
.font-serif { font-family: 'Songti SC', 'Noto Serif SC', 'STSong', serif; }

/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --primary: #6F4E37;
            --primary-dark: #4A3223;
            --primary-light: #8B6F47;
            --accent: #C9A96E;
            --accent-light: #F0E6D8;
            --bg: #FAF7F2;
            --bg-alt: #F1EAE0;
            --bg-dark: #2D1E15;
            --text: #1A1A1A;
            --text-muted: #6B6B6B;
            --border: #E5DDD2;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 10px 30px rgba(75, 50, 30, 0.08);
            --shadow-lg: 0 20px 50px rgba(75, 50, 30, 0.15);
            --transition: all .3s ease;
            --container: 1200px;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            color: var(--text);
            background: var(--bg);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
        }
        ul {
            list-style: none;
        }

        /* ========== 容器 ========== */
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            transition: var(--transition);
            border: 1.5px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(111, 78, 55, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(111, 78, 55, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(111, 78, 55, 0.25);
        }
        .btn-gold {
            background: var(--accent);
            color: #2D1E15;
            box-shadow: 0 4px 14px rgba(201, 169, 110, 0.3);
        }
        .btn-gold:hover {
            background: #b8944f;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 169, 110, 0.4);
        }
        .btn-outline {
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }
        .btn-block {
            width: 100%;
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .site-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .site-logo .logo-dot {
            color: var(--accent);
            font-size: 28px;
            line-height: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-link {
            position: relative;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 8px;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: -2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-tel {
            font-size: 14px;
            color: var(--text-muted);
        }
        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-tel {
                display: none;
            }
            .header-inner {
                height: 62px;
            }
            .site-logo {
                font-size: 18px;
            }
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 170px 0 100px;
            min-height: 720px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(45, 30, 21, 0.92) 0%, rgba(45, 30, 21, 0.75) 45%, rgba(45, 30, 21, 0.35) 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 60px;
            align-items: center;
        }
        .hero-tag {
            display: inline-block;
            background: rgba(201, 169, 110, 0.2);
            border: 1px solid rgba(201, 169, 110, 0.4);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
        .hero-section h1 {
            font-size: 38px;
            line-height: 1.3;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            max-width: 420px;
        }
        .hero-desc {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            line-height: 1.8;
            max-width: 440px;
            margin-bottom: 28px;
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            margin-bottom: 32px;
        }
        .stat-item {
            text-align: left;
        }
        .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        /* 闪购条 */
        .flash-bar {
            position: relative;
            z-index: 3;
            background: linear-gradient(90deg, #b8944f, #d4b674, #b8944f);
            color: #2D1E15;
            padding: 10px 0;
            font-size: 14px;
            font-weight: 600;
            overflow: hidden;
        }
        .flash-inner {
            display: flex;
            align-items: center;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .flash-icon {
            font-size: 18px;
            animation: pulse 1.5s infinite;
        }
        .flash-cta {
            background: #2D1E15;
            color: var(--accent);
            padding: 4px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .flash-cta:hover {
            background: #000;
            transform: scale(1.05);
        }
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.2); }
        }
        /* 商品卡 */
        .hero-card {
            background: #fff;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            max-width: 420px;
            margin-left: auto;
        }
        .product-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .product-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .product-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: #e63946;
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.3);
        }
        .product-body {
            padding: 24px;
        }
        .product-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        .product-body .prod-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .product-price {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        .price-now {
            font-size: 32px;
            font-weight: 800;
            color: #e63946;
            line-height: 1;
        }
        .price-original {
            font-size: 16px;
            color: var(--text-muted);
            text-decoration: line-through;
        }
        .countdown {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-alt);
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            margin-bottom: 18px;
        }
        .cd-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-right: 8px;
        }
        .cd-item {
            background: var(--primary-dark);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 8px;
            font-variant-numeric: tabular-nums;
            min-width: 36px;
            text-align: center;
        }
        .cd-sep {
            color: var(--primary);
            font-weight: 700;
        }
        @media (max-width: 1024px) {
            .hero-section {
                padding: 140px 0 70px;
                min-height: auto;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-card {
                margin: 0 auto;
            }
            .hero-section h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 520px) {
            .hero-section h1 {
                font-size: 24px;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .flash-inner {
                font-size: 13px;
            }
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: 100px 0;
        }
        .section-header {
            max-width: 640px;
            margin-bottom: 56px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-light);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 12px;
            padding: 4px 14px;
            border: 1px solid var(--border);
            border-radius: 999px;
            background: #fff;
        }
        .section-header h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .bg-alt {
            background: var(--bg-alt);
        }
        .bg-dark {
            background: var(--bg-dark);
        }
        .bg-dark .section-header h2 {
            color: #fff;
        }
        .bg-dark .section-header p {
            color: rgba(255, 255, 255, 0.6);
        }
        .bg-dark .section-tag {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.15);
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
            .section-header h2 {
                font-size: 28px;
            }
        }

        /* ========== 卡片通用 ========== */
        .card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
            border-color: transparent;
        }
        .card-img {
            height: 180px;
            overflow: hidden;
        }
        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-img img {
            transform: scale(1.05);
        }
        .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .card-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
        }
        .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-link:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        /* ========== 徽章 ========== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            background: var(--accent-light);
            color: var(--primary-dark);
        }
        .badge-new {
            background: #e8f5e9;
            color: #2e7d32;
        }

        /* ========== 最新动态 ========== */
        .news-grid .card-img {
            height: 200px;
        }

        /* ========== FAQ ========== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 0;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }
        .faq-item summary {
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .faq-item summary::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--accent);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item[open] summary {
            border-bottom: 1px solid var(--border);
        }
        .faq-item .faq-answer {
            padding: 20px 28px 24px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 资讯区 ========== */
        .articles-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
        }
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .article-item {
            display: block;
            padding: 28px 8px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .article-item:first-child {
            padding-top: 0;
        }
        .article-item:last-child {
            border-bottom: none;
        }
        .article-item h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
            transition: var(--transition);
        }
        .article-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .article-item time {
            font-size: 13px;
            color: #aaa;
        }
        .article-item:hover h3 {
            color: var(--primary);
            padding-left: 6px;
        }
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px;
        }
        .sidebar-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent-light);
        }
        .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag {
            display: inline-block;
            padding: 6px 14px;
            background: var(--bg-alt);
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .sidebar-event {
            background: linear-gradient(135deg, #6F4E37, #8B6F47);
            color: #fff;
            border: none !important;
        }
        .sidebar-event h3 {
            color: var(--accent);
            border-bottom-color: rgba(255, 255, 255, 0.2);
        }
        .sidebar-event p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            margin-bottom: 16px;
        }
        @media (max-width: 768px) {
            .articles-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        /* ========== 安全体系 ========== */
        .safety-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .safety-item {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
        }
        .safety-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .safety-item i {
            font-size: 36px;
            color: var(--accent);
            margin-bottom: 16px;
        }
        .safety-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .safety-item p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .safety-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .safety-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== App 区块 ========== */
        .app-inner {
            display: grid;
            grid-template-columns: 1fr 0.8fr;
            gap: 60px;
            align-items: center;
        }
        .app-copy {
            padding-right: 20px;
        }
        .app-copy h2 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
        }
        .app-copy p {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 24px;
            line-height: 1.8;
        }
        .app-feature-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 28px;
        }
        .app-feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--text);
        }
        .app-feature-list li i {
            color: var(--primary);
            width: 20px;
            text-align: center;
        }
        .app-qr {
            background: #fff;
            border-radius: 20px;
            border: 1px solid var(--border);
            padding: 32px;
            text-align: center;
            box-shadow: var(--shadow);
        }
        .app-qr img {
            max-width: 180px;
            margin: 0 auto 16px;
            border-radius: 12px;
        }
        .app-qr p {
            font-size: 14px;
            color: var(--text-muted);
        }
        /* CTA 合并到 App */
        .app-cta {
            margin-top: 32px;
            background: linear-gradient(120deg, var(--primary), var(--primary-light));
            border-radius: var(--radius);
            padding: 28px 32px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .app-cta h3 {
            font-size: 20px;
            font-weight: 700;
        }
        .app-cta p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .app-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .app-copy {
                padding-right: 0;
            }
            .app-copy h2 {
                font-size: 26px;
            }
        }

        /* ========== 用户评价 ========== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 28px;
            transition: var(--transition);
        }
        .review-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .review-stars {
            color: #f5a623;
            font-size: 18px;
            letter-spacing: 2px;
            margin-bottom: 14px;
        }
        .review-card blockquote {
            font-size: 15px;
            color: var(--text);
            line-height: 1.75;
            margin-bottom: 16px;
            position: relative;
            padding-left: 18px;
            border-left: 3px solid var(--accent);
        }
        .reviewer {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 70px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .footer-contact p {
            font-size: 14px;
            margin-bottom: 8px;
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .footer-contact i {
            color: var(--accent);
            width: 16px;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }
        @media (max-width: 768px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        /* ========== 焦点状态 ========== */
        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ========== 细节 ========== */
        .section-divider {
            height: 1px;
            background: var(--border);
            max-width: var(--container);
            margin: 0 auto;
        }

        /* Tailwind 补充 */
        .grid {
            display: grid;
        }