/* roulang page: index */
:root {
    --primary: #0E3B2E;
    --primary-light: #1A5C46;
    --primary-dark: #0B1F18;
    --accent: #C9A96A;
    --accent-light: #D9BC85;
    --accent-dark: #A8894E;
    --bg: #F5F1E8;
    --bg-alt: #FAF7F0;
    --card: #FFFFFF;
    --text: #1E2A24;
    --text-secondary: #5C6B63;
    --text-light: #9DAFA6;
    --border: #E3DCCE;
    --line: #EDE7DB;
    --success: #2E7D5B;
    --warning: #B7791F;
    --error: #A63A3A;
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-pill: 999px;
    --shadow-sm: 0 2px 8px rgba(11,31,24,.06);
    --shadow-md: 0 8px 24px rgba(11,31,24,.12);
    --shadow-lg: 0 16px 40px rgba(11,31,24,.18);
    --transition: .2s ease;
    --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
    --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --font-en: Georgia, "Times New Roman", serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); font-size: 16px; line-height: 1.8; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition), background var(--transition), border var(--transition), box-shadow var(--transition); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
button:focus-visible, input:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
ul, ol { list-style: none; }
input, button, select { font-family: inherit; font-size: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.section-dark { background: var(--primary-dark); color: #FFFFFF; }
.section-light { background: var(--bg); }
.section-white { background: var(--card); }

.section-head { margin-bottom: 48px; position: relative; }
.section-kicker { display: inline-block; font-size: 13px; letter-spacing: .08em; color: var(--accent-dark); font-weight: 600; text-transform: uppercase; margin-bottom: 8px; padding: 4px 14px; border: 1px solid rgba(201,169,106,.4); border-radius: var(--radius-pill); background: rgba(201,169,106,.08); }
.section-head h2 { font-family: var(--font-serif); font-size: clamp(24px, 2.8vw, 36px); line-height: 1.3; font-weight: 700; color: var(--text); position: relative; padding-left: 18px; }
.section-head h2::before { content: ""; position: absolute; left: 0; top: 8px; width: 4px; height: calc(100% - 16px); background: linear-gradient(180deg, var(--accent), var(--accent-light)); border-radius: 2px; }
.section-head-dark h2 { color: #FFFFFF; }
.section-head-dark .section-kicker { border-color: rgba(201,169,106,.5); color: var(--accent-light); background: rgba(201,169,106,.1); }
.section-desc { color: var(--text-secondary); font-size: 15px; margin-top: 12px; max-width: 640px; line-height: 1.8; }
.section-head-dark .section-desc { color: rgba(255,255,255,.7); }

/* Header & Nav */
.header-main { position: sticky; top: 0; z-index: 100; width: 100%; box-shadow: 0 2px 12px rgba(11,31,24,.08); }
.header-top { background: var(--primary-dark); height: 64px; display: flex; align-items: center; }
.header-top .container { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { width: 38px; height: 38px; border-radius: 50%; border: 2px solid var(--accent); display: flex; align-items: center; justify-content: center; background: rgba(201,169,106,.1); flex-shrink: 0; }
.logo-icon span { font-family: var(--font-serif); font-size: 18px; font-weight: 700; color: var(--accent); }
.logo-text { font-family: var(--font-serif); font-size: 20px; font-weight: 700; line-height: 1.2; }
.logo-text .brand-en { color: var(--accent); }
.logo-text .brand-cn { color: rgba(255,255,255,.92); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.search-form { position: relative; }
.search-form input { width: 200px; height: 36px; border-radius: var(--radius-pill); border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.08); color: #FFFFFF; padding: 0 38px 0 14px; font-size: 13px; transition: width .3s, background .3s, border .3s; }
.search-form input::placeholder { color: rgba(255,255,255,.5); }
.search-form input:focus { width: 260px; background: rgba(255,255,255,.14); border-color: var(--accent); outline: none; }
.search-form button { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); background: none; border: none; color: var(--accent); font-size: 14px; cursor: pointer; padding: 6px; }
.search-form button:hover { color: var(--accent-light); }
.btn-membership { height: 36px; padding: 0 18px; background: var(--accent); color: var(--primary-dark); border: none; border-radius: var(--radius-pill); font-weight: 600; font-size: 13px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; transition: background .2s, transform .2s, box-shadow .2s; }
.btn-membership:hover { background: var(--accent-light); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(201,169,106,.4); }
.btn-membership i { font-size: 12px; }

.nav-bar { background: var(--bg); border-bottom: 1px solid var(--border); min-height: 48px; display: flex; align-items: center; }
.nav-bar .container { display: flex; align-items: center; width: 100%; }
.channel-tabs { display: flex; align-items: center; gap: 6px; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; max-width: 100%; padding: 6px 0; }
.channel-tabs::-webkit-scrollbar { display: none; height: 0; }
.channel-tab { display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 500; color: var(--text); white-space: nowrap; transition: background .2s, color .2s, box-shadow .2s; }
.channel-tab i { font-size: 13px; color: var(--text-light); transition: color .2s; }
.channel-tab:hover { background: rgba(201,169,106,.15); color: var(--primary); }
.channel-tab:hover i { color: var(--accent-dark); }
.channel-tab.is-active { background: var(--accent); color: var(--primary-dark); font-weight: 600; box-shadow: 0 2px 8px rgba(201,169,106,.35); }
.channel-tab.is-active i { color: var(--primary-dark); }

/* Hero */
.hero { background: linear-gradient(135deg, rgba(11,31,24,.92), rgba(14,59,46,.78)), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat; color: #FFFFFF; padding: 88px 0 72px; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; bottom: -60px; right: -60px; width: 200px; height: 200px; border: 1px solid rgba(201,169,106,.2); border-radius: 50%; }
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 48px; align-items: center; }
.hero-content .hero-badge { display: inline-block; padding: 5px 16px; border-radius: var(--radius-pill); border: 1px solid rgba(201,169,106,.5); color: var(--accent-light); font-size: 13px; letter-spacing: .05em; margin-bottom: 20px; background: rgba(201,169,106,.1); }
.hero-content h1 { font-family: var(--font-serif); font-size: clamp(32px, 4.5vw, 56px); line-height: 1.2; font-weight: 700; margin-bottom: 20px; color: #FFFFFF; }
.hero-content h1 .hero-brand { color: var(--accent); }
.hero-content .hero-sub { font-size: 17px; color: rgba(255,255,255,.78); max-width: 520px; line-height: 1.9; margin-bottom: 32px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.btn-hero { display: inline-flex; align-items: center; gap: 8px; height: 52px; padding: 0 32px; border-radius: var(--radius-md); font-size: 15px; font-weight: 600; transition: all .2s; text-decoration: none; }
.btn-hero-primary { background: var(--accent); color: var(--primary-dark); border: 1px solid var(--accent); }
.btn-hero-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(201,169,106,.4); }
.btn-hero-outline { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn-hero-outline:hover { background: rgba(201,169,106,.12); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(201,169,106,.2); }
.hero-points { display: flex; gap: 24px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,.12); padding-top: 20px; }
.hero-point { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.7); }
.hero-point i { color: var(--accent); font-size: 14px; }
.hero-visual { position: relative; }
.hero-card-stack { position: relative; padding: 20px; }
.hero-card-stack .hero-card-main { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid rgba(201,169,106,.25); background: rgba(255,255,255,.06); backdrop-filter: blur(4px); }
.hero-card-stack .hero-card-main img { width: 100%; height: 360px; object-fit: cover; }
.hero-card-stack .hero-card-float { position: absolute; bottom: -18px; left: -18px; background: rgba(11,31,24,.92); border: 1px solid rgba(201,169,106,.3); border-radius: var(--radius-md); padding: 14px 18px; display: flex; align-items: center; gap: 12px; box-shadow: var(--shadow-md); }
.hero-card-float .float-num { font-family: var(--font-en); font-size: 24px; font-weight: 700; color: var(--accent); }
.hero-card-float .float-label { font-size: 13px; color: rgba(255,255,255,.8); line-height: 1.4; }

/* Stats Bar */
.stats-bar { background: var(--bg-alt); border-bottom: 1px solid var(--border); padding: 36px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 12px; }
.stat-num { font-family: var(--font-serif); font-size: clamp(30px, 3.5vw, 44px); font-weight: 700; color: var(--accent-dark); line-height: 1; margin-bottom: 8px; }
.stat-label { font-size: 14px; color: var(--text-secondary); letter-spacing: .02em; }

/* Pricing Table */
.pricing-section { background: var(--bg); }
.pricing-wrap { display: grid; grid-template-columns: 5fr 7fr; gap: 48px; align-items: center; }
.pricing-intro h2 { font-family: var(--font-serif); font-size: clamp(24px, 2.8vw, 36px); line-height: 1.3; font-weight: 700; margin-bottom: 16px; padding-left: 18px; position: relative; }
.pricing-intro h2::before { content: ""; position: absolute; left: 0; top: 8px; width: 4px; height: calc(100% - 16px); background: linear-gradient(180deg, var(--accent), var(--accent-light)); border-radius: 2px; }
.pricing-intro p { color: var(--text-secondary); font-size: 15px; line-height: 1.9; margin-bottom: 24px; }
.pricing-intro .pricing-link { color: var(--primary); font-weight: 600; font-size: 15px; display: inline-flex; align-items: center; gap: 6px; border-bottom: 1px solid var(--accent); padding-bottom: 2px; }
.pricing-intro .pricing-link:hover { color: var(--accent-dark); border-color: var(--accent-dark); }
.pricing-table-wrap { background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow-x: auto; border: 1px solid var(--border); }
.pricing-table-wrap table { width: 100%; min-width: 680px; border-collapse: collapse; margin: 0; }
.pricing-table-wrap caption { padding: 16px 20px; text-align: left; font-family: var(--font-serif); font-size: 16px; font-weight: 600; color: var(--text); background: var(--bg-alt); border-bottom: 1px solid var(--border); }
.pricing-table-wrap thead th { background: var(--primary-dark); color: #FFFFFF; padding: 16px 14px; font-size: 14px; font-weight: 600; text-align: center; border-right: 1px solid rgba(255,255,255,.08); }
.pricing-table-wrap thead th:last-child { border-right: none; }
.pricing-table-wrap thead th.col-highlight { background: var(--primary-dark); border-top: 4px solid var(--accent); position: relative; }
.pricing-table-wrap thead th .th-mark { position: absolute; top: 6px; right: 8px; background: var(--accent); color: var(--primary-dark); font-size: 11px; padding: 1px 8px; border-radius: var(--radius-pill); font-weight: 600; }
.pricing-table-wrap tbody td { padding: 14px 16px; text-align: center; font-size: 14px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--text); }
.pricing-table-wrap tbody tr:last-child td { border-bottom: none; }
.pricing-table-wrap tbody td.col-highlight { background: #FBF6EB; border-left: 2px solid var(--accent); border-right: 2px solid var(--accent); }
.pricing-table-wrap tbody tr:nth-child(even) td { background: #FAF7F0; }
.pricing-table-wrap tbody tr:nth-child(even) td.col-highlight { background: #FBF6EB; }
.pricing-table-wrap tbody tr:hover td { background: #F3EFE5; transition: background .2s; }
.pricing-table-wrap tbody tr:hover td.col-highlight { background: #F9F0DC; }
.pricing-table-wrap .cell-icon { font-size: 16px; }
.pricing-table-wrap .icon-check { color: var(--success); }
.pricing-table-wrap .icon-cross { color: var(--error); }
.pricing-table-wrap .icon-half { color: var(--warning); }
.pricing-table-wrap tbody td.cell-feature { text-align: left; color: var(--text-secondary); font-size: 14px; }
.pricing-table-wrap .table-cta-row td { background: var(--bg-alt) !important; padding: 20px; text-align: center; border-top: 1px solid var(--border); }
.pricing-table-wrap .btn-table-cta { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 28px; background: var(--accent); color: var(--primary-dark); border: none; border-radius: var(--radius-md); font-size: 15px; font-weight: 600; cursor: pointer; transition: all .2s; margin: 0 auto; }
.pricing-table-wrap .btn-table-cta:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 4px 14px rgba(201,169,106,.4); }

/* Level Cards */
.levels-section { background: var(--card); }
.level-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 32px; }
.level-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px 24px 28px; box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s, border-color .3s; position: relative; }
.level-card:nth-child(2) { margin-top: 24px; }
.level-card:nth-child(4) { margin-top: 24px; }
.level-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--accent); }
.level-card.is-top { border: 2px solid var(--accent); box-shadow: var(--shadow-md); }
.level-card .level-top-badge { position: absolute; top: -12px; right: 20px; background: var(--accent); color: var(--primary-dark); font-size: 12px; font-weight: 600; padding: 2px 14px; border-radius: var(--radius-pill); }
.level-badge { width: 68px; height: 68px; border-radius: 50%; border: 2px solid var(--accent); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; background: linear-gradient(135deg, rgba(201,169,106,.15), rgba(201,169,106,.05)); }
.level-badge span { font-family: var(--font-serif); font-size: 20px; font-weight: 700; color: var(--accent-dark); }
.level-card h3 { font-family: var(--font-serif); font-size: 22px; font-weight: 700; text-align: center; margin-bottom: 12px; color: var(--text); }
.level-tags { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 14px; }
.level-tag { font-size: 12px; padding: 3px 10px; border-radius: var(--radius-pill); background: rgba(201,169,106,.12); color: var(--accent-dark); font-weight: 500; border: 1px solid rgba(201,169,106,.25); }
.level-desc { text-align: center; color: var(--text-secondary); font-size: 14px; line-height: 1.8; margin-bottom: 16px; min-height: 72px; }
.level-condition { background: var(--bg-alt); border-radius: var(--radius-md); padding: 10px 14px; font-size: 13px; color: var(--text-secondary); text-align: center; border: 1px solid var(--border); line-height: 1.6; }

/* Content Preview */
.preview-section { background: linear-gradient(135deg, var(--primary-dark), #071B13); color: #FFFFFF; }
.preview-section .section-head h2 { color: #FFFFFF; }
.preview-section .section-desc { color: rgba(255,255,255,.7); }
.preview-header-row { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 32px; }
.preview-arrows { display: flex; gap: 12px; }
.preview-arrow { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--accent); background: transparent; color: var(--accent); font-size: 15px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all .25s; }
.preview-arrow:hover { background: var(--accent); color: var(--primary-dark); box-shadow: 0 4px 12px rgba(201,169,106,.35); }
.cover-track { display: grid; grid-auto-flow: column; grid-auto-columns: 280px; gap: 20px; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; padding: 8px 4px 16px; scroll-behavior: smooth; }
.cover-track::-webkit-scrollbar { display: none; }
.cover-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.1); transition: transform .3s, box-shadow .3s, border-color .3s; flex-shrink: 0; }
.cover-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(201,169,106,.5); }
.cover-card img { width: 100%; height: 160px; object-fit: cover; transition: transform .4s; }
.cover-card:hover img { transform: scale(1.04); }
.cover-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11,31,24,.88)); }
.cover-status { position: absolute; top: 12px; right: 12px; z-index: 2; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; }
.cover-status.locked { background: rgba(11,31,24,.6); color: rgba(255,255,255,.7); border: 1px solid rgba(255,255,255,.2); }
.cover-status.unlocked { background: var(--accent); color: var(--primary-dark); }
.cover-card-body { position: absolute; bottom: 0; left: 0; right: 0; padding: 12px 14px; z-index: 2; }
.cover-tag { display: inline-block; font-size: 11px; padding: 2px 10px; border-radius: var(--radius-pill); background: var(--accent); color: var(--primary-dark); font-weight: 600; margin-bottom: 6px; }
.cover-title { font-size: 15px; font-weight: 600; color: #FFFFFF; line-height: 1.4; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* News Section */
.news-section { background: var(--bg); }
.news-layout { display: grid; grid-template-columns: 2fr 1fr; gap: 36px; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item { display: flex; gap: 16px; background: var(--card); border-radius: var(--radius-lg); padding: 16px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: background .2s, box-shadow .2s, transform .2s, border-color .2s; }
.news-item:hover { background: #FBF8F2; box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--accent); }
.news-thumb { width: 96px; height: 96px; border-radius: var(--radius-md); overflow: hidden; flex-shrink: 0; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-body { flex: 1; display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.news-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.news-tag { display: inline-block; font-size: 12px; padding: 2px 10px; border-radius: var(--radius-pill); background: rgba(201,169,106,.15); color: var(--accent-dark); font-weight: 500; }
.news-time { font-size: 13px; color: var(--text-light); }
.news-title { font-family: var(--font-serif); font-size: 17px; font-weight: 600; color: var(--text); line-height: 1.5; margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: color .2s; }
.news-item:hover .news-title { color: var(--primary); }
.news-summary { font-size: 14px; color: var(--text-secondary); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 48px 24px; border: 1px dashed var(--accent); border-radius: var(--radius-lg); background: var(--bg-alt); text-align: center; min-height: 200px; }
.news-empty i { font-size: 36px; color: var(--accent); margin-bottom: 12px; }
.news-empty p { color: var(--text-secondary); font-size: 15px; }
.news-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-card { background: var(--card); border-radius: var(--radius-lg); padding: 24px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.sidebar-card h3 { font-family: var(--font-serif); font-size: 18px; font-weight: 600; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--line); position: relative; }
.sidebar-card h3::after { content: ""; position: absolute; bottom: -1px; left: 0; width: 40px; height: 2px; background: var(--accent); }
.sidebar-cats { display: flex; flex-direction: column; gap: 4px; }
.sidebar-cat-link { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-radius: var(--radius-md); font-size: 14px; color: var(--text); transition: background .2s, color .2s; }
.sidebar-cat-link:hover { background: rgba(201,169,106,.1); color: var(--primary); }
.sidebar-cat-link .cat-count { font-size: 12px; color: var(--text-light); background: var(--bg-alt); padding: 2px 8px; border-radius: var(--radius-pill); }
.sidebar-cat-link i { font-size: 12px; color: var(--accent-dark); opacity: 0; transition: opacity .2s, transform .2s; }
.sidebar-cat-link:hover i { opacity: 1; transform: translateX(4px); }
.sidebar-subscribe { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.sidebar-subscribe p { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; line-height: 1.6; }
.sidebar-subscribe .btn-subscribe { display: flex; align-items: center; justify-content: center; gap: 6px; height: 40px; background: var(--primary); color: #FFFFFF; border-radius: var(--radius-md); font-size: 14px; font-weight: 500; transition: background .2s; }
.sidebar-subscribe .btn-subscribe:hover { background: var(--primary-light); }

/* FAQ */
.faq-section { background: var(--card); }
.accordion { list-style: none; max-width: 860px; margin: 0 auto; }
.accordion-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 12px; box-shadow: var(--shadow-sm); overflow: hidden; transition: box-shadow .3s, border-color .3s; }
.accordion-item.is-active { border-color: var(--accent); box-shadow: var(--shadow-md); }
.accordion-title { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; font-size: 16px; font-weight: 600; color: var(--text); cursor: pointer; position: relative; transition: color .2s; }
.accordion-title::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 20px; background: var(--accent); border-radius: 0 2px 2px 0; }
.accordion-title:hover { color: var(--primary); }
.accordion-title .acc-icon { width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-size: 14px; color: var(--accent-dark); transition: transform .25s; flex-shrink: 0; }
.accordion-item.is-active .accordion-title .acc-icon { transform: rotate(180deg); }
.accordion-content { padding: 0 22px 18px 22px; color: var(--text-secondary); font-size: 15px; line-height: 1.8; display: none; }
.accordion-item.is-active .accordion-content { display: block; }

/* CTA Section */
.cta-section { background: linear-gradient(135deg, var(--primary-dark), #071B13); color: #FFFFFF; padding: 72px 0; position: relative; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; top: -40px; left: -40px; width: 140px; height: 140px; border: 1px solid rgba(201,169,106,.25); border-radius: 50%; }
.cta-section::after { content: ""; position: absolute; bottom: -50px; right: -50px; width: 180px; height: 180px; border: 1px solid rgba(201,169,106,.15); border-radius: 50%; }
.cta-inner { text-align: center; position: relative; z-index: 2; border: 1px solid rgba(201,169,106,.4); border-radius: var(--radius-lg); padding: 48px 24px; max-width: 860px; margin: 0 auto; background: rgba(11,31,24,.6); }
.cta-inner h2 { font-family: var(--font-serif); font-size: clamp(26px, 3vw, 40px); font-weight: 700; margin-bottom: 12px; color: #FFFFFF; }
.cta-inner p { font-size: 15px; color: rgba(255,255,255,.7); margin-bottom: 28px; line-height: 1.8; }
.cta-btn-wrap { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.btn-cta { display: inline-flex; align-items: center; gap: 8px; height: 52px; padding: 0 36px; border-radius: var(--radius-md); font-size: 16px; font-weight: 600; transition: all .25s; }
.btn-cta-primary { background: var(--accent); color: var(--primary-dark); border: 1px solid var(--accent); }
.btn-cta-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,169,106,.4); }
.btn-cta-outline { background: transparent; color: var(--accent); border: 1px solid rgba(201,169,106,.7); }
.btn-cta-outline:hover { background: rgba(201,169,106,.12); transform: translateY(-2px); }
.cta-note { margin-top: 18px; font-size: 13px; color: rgba(255,255,255,.5); }

/* Footer */
.footer { background: #081310; color: #9DAFA6; font-size: 13px; padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 3fr 3fr 3fr 3fr; gap: 36px; margin-bottom: 40px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { line-height: 1.8; color: #9DAFA6; font-size: 13px; max-width: 260px; }
.footer h4 { font-size: 15px; color: #FFFFFF; font-weight: 600; margin-bottom: 16px; font-family: var(--font-serif); }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { color: #9DAFA6; font-size: 13px; transition: color .2s, padding-left .2s; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact p { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 8px; line-height: 1.7; color: #9DAFA6; }
.footer-contact p i { color: var(--accent); margin-top: 3px; font-size: 13px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 12px; color: #778B80; }

/* Responsive */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 32px; }
    .hero-visual { display: none; }
    .pricing-wrap { grid-template-columns: 1fr; gap: 32px; }
    .news-layout { grid-template-columns: 1fr; }
    .level-cards { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .level-card:nth-child(2) { margin-top: 0; }
    .level-card:nth-child(4) { margin-top: 0; }
    .level-card:nth-child(even) { margin-top: 24px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .section { padding: 56px 0; }
    .container { padding: 0 16px; }
    .header-top { height: 56px; }
    .header-actions .search-form { display: none; }
    .logo-text { font-size: 17px; }
    .btn-membership { padding: 0 12px; font-size: 12px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .level-cards { grid-template-columns: 1fr; }
    .level-card:nth-child(even) { margin-top: 0; }
    .cover-track { grid-auto-columns: 220px; }
    .news-item { flex-direction: column; }
    .news-thumb { width: 100%; height: 140px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .hero { padding: 56px 0 48px; }
    .hero-cta { flex-direction: column; align-items: stretch; }
    .btn-hero { justify-content: center; }
    .pricing-wrap { grid-template-columns: 1fr; }
    .cta-inner { padding: 32px 20px; }
    .cta-btn-wrap { flex-direction: column; }
    .btn-cta { justify-content: center; }
}
@media (max-width: 520px) {
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-num { font-size: 28px; }
    .hero-content h1 { font-size: 28px; }
    .hero-sub { font-size: 15px; }
    .news-meta { flex-wrap: wrap; }
    .cover-track { grid-auto-columns: 180px; }
    .cover-card img { height: 120px; }
    .pricing-table-wrap table { min-width: 600px; }
    .channel-tabs { gap: 4px; }
    .channel-tab { padding: 7px 12px; font-size: 13px; }
}

/* roulang page: article */
:root {
            --primary: #0E3B2E;
            --primary-dark: #0B1F18;
            --accent: #C9A96A;
            --accent-light: #D9BF8A;
            --bg: #F5F1E8;
            --bg-dark: #0B1F18;
            --card: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5C6B63;
            --border: #E3DCCE;
            --divider: #EDE7DB;
            --success: #2E7D5B;
            --warning: #B7791F;
            --error: #A63A3A;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-pill: 999px;
            --shadow-sm: 0 2px 8px rgba(11, 31, 24, .06);
            --shadow-lg: 0 8px 24px rgba(11, 31, 24, .12);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-w: 1200px;
            --space-lg: 80px;
            --space-md: 56px;
        }
        *,
        *::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-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, opacity .2s ease, border-color .2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        a:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: inherit;
        }
        button:focus,
        input:focus,
        select:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 24px;
        }
        .text-center {
            text-align: center;
        }
        .section-block {
            padding: var(--space-lg) 0;
        }
        .section-block-sm {
            padding: var(--space-md) 0;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(24px, 2.8vw, 36px);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            position: relative;
            padding-left: 52px;
        }
        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.6em;
            width: 40px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
        }
        .section-sub {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
            max-width: 720px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all .25s ease;
            text-align: center;
        }
        .btn i {
            font-size: 14px;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 169, 106, .35);
        }
        .btn-outline {
            background: transparent;
            color: var(--accent);
            border: 1px solid var(--accent);
        }
        .btn-outline:hover {
            background: rgba(201, 169, 106, .12);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-dark {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-dark:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(11, 31, 24, .3);
        }
        .header-main {
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(11, 31, 24, .08);
        }
        .header-top {
            background: var(--bg-dark);
            min-height: 64px;
            display: flex;
            align-items: center;
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            min-height: 64px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border: 2px solid var(--accent);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            background: rgba(201, 169, 106, .08);
        }
        .logo-text {
            display: inline-flex;
            align-items: baseline;
            gap: 4px;
            font-family: var(--font-serif);
            font-weight: 700;
        }
        .brand-en {
            color: var(--accent);
            font-size: 22px;
            letter-spacing: .02em;
        }
        .brand-cn {
            color: #e8e4d8;
            font-size: 16px;
            letter-spacing: .12em;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-form {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, .08);
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, .16);
            overflow: hidden;
            width: 220px;
            transition: width .3s ease, border-color .3s ease;
        }
        .search-form:focus-within {
            width: 280px;
            border-color: var(--accent);
            background: rgba(255, 255, 255, .14);
        }
        .search-form input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 9px 16px;
            font-size: 13px;
            color: #fff;
            min-width: 0;
        }
        .search-form input::placeholder {
            color: rgba(255, 255, 255, .55);
        }
        .search-form button {
            background: transparent;
            border: none;
            color: rgba(255, 255, 255, .7);
            padding: 9px 14px;
            cursor: pointer;
            font-size: 14px;
            transition: color .2s;
        }
        .search-form button:hover {
            color: var(--accent);
        }
        .btn-membership {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            transition: all .25s;
            white-space: nowrap;
        }
        .btn-membership:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(201, 169, 106, .3);
        }
        .btn-membership i {
            font-size: 13px;
        }
        .nav-bar {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            min-height: 48px;
        }
        .channel-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            min-height: 48px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
            padding: 6px 0;
        }
        .channel-tabs::-webkit-scrollbar {
            display: none;
        }
        .channel-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            transition: all .25s ease;
            border: 1px solid transparent;
        }
        .channel-tab i {
            font-size: 13px;
            color: var(--text-secondary);
        }
        .channel-tab:hover {
            background: rgba(201, 169, 106, .14);
            color: var(--primary);
            border-color: rgba(201, 169, 106, .3);
        }
        .channel-tab:hover i {
            color: var(--primary);
        }
        .channel-tab.is-active {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .channel-tab.is-active i {
            color: var(--primary-dark);
        }
        .breadcrumb-wrap {
            padding: 24px 0 12px;
            background: var(--card);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: #C4BBAB;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
        }
        .article-hero {
            background: var(--card);
            padding: 24px 0 36px;
            border-bottom: 1px solid var(--divider);
        }
        .article-hero .article-container {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .article-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(30px, 3.6vw, 44px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            margin: 20px 0 16px;
            letter-spacing: .01em;
        }
        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .article-cat-tag {
            display: inline-flex;
            align-items: center;
            background: rgba(201, 169, 106, .16);
            color: #8a6a2f;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
        }
        .article-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-date i {
            font-size: 13px;
            color: var(--accent);
        }
        .article-main-wrap {
            background: var(--card);
            padding-bottom: 40px;
        }
        .article-body {
            max-width: 780px;
            margin: 0 auto;
            padding: 32px 24px 20px;
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
            word-break: break-word;
        }
        .article-body h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            line-height: 1.3;
            margin: 40px 0 16px;
            padding-left: 18px;
            position: relative;
            color: var(--primary);
        }
        .article-body h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 2px;
            background: var(--accent);
        }
        .article-body h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 14px;
            color: var(--primary);
        }
        .article-body p {
            margin-bottom: 1.5em;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 20px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body blockquote {
            border-left: 3px solid var(--accent);
            background: var(--bg);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--text-secondary);
            font-style: normal;
        }
        .article-body ul,
        .article-body ol {
            padding-left: 24px;
            margin-bottom: 1.5em;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: var(--accent);
        }
        .article-body a:hover {
            color: var(--accent);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
        }
        .article-body th {
            background: var(--bg-dark);
            color: #fff;
            padding: 10px 14px;
            text-align: left;
            font-weight: 600;
        }
        .article-body td {
            border: 1px solid var(--border);
            padding: 10px 14px;
        }
        .article-body tr:nth-child(even) td {
            background: #FAF7F0;
        }
        .article-tags-wrap {
            max-width: 780px;
            margin: 0 auto;
            padding: 8px 24px 36px;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            border-top: 1px solid var(--divider);
            padding-top: 24px;
        }
        .article-tags .tags-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-right: 4px;
        }
        .article-tag {
            display: inline-block;
            background: var(--bg);
            color: var(--text-secondary);
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            border: 1px solid var(--border);
            transition: all .2s;
            cursor: pointer;
        }
        .article-tag:hover {
            background: rgba(201, 169, 106, .14);
            border-color: var(--accent);
            color: var(--primary);
        }
        .article-back {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 24px 40px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-back .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
            padding: 10px 22px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            transition: all .25s;
        }
        .article-back .btn-back:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(201, 169, 106, .08);
        }
        .article-empty {
            max-width: 780px;
            margin: 0 auto;
            padding: 80px 24px;
            text-align: center;
        }
        .article-empty i {
            font-size: 52px;
            color: var(--accent);
            margin-bottom: 20px;
            display: inline-block;
        }
        .article-empty h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .article-empty p {
            color: var(--text-secondary);
            margin-bottom: 24px;
            font-size: 15px;
        }
        .recommend-section {
            background: var(--bg-dark);
            padding: var(--space-lg) 0;
        }
        .recommend-section .section-title {
            color: #fff;
            padding-left: 52px;
        }
        .recommend-section .section-title::before {
            background: var(--accent);
        }
        .recommend-section .section-sub {
            color: rgba(255, 255, 255, .65);
        }
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .recommend-card {
            background: rgba(255, 255, 255, .06);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, .1);
            transition: all .3s ease;
        }
        .recommend-card:hover {
            transform: translateY(-6px);
            border-color: var(--accent);
            box-shadow: 0 12px 32px rgba(0, 0, 0, .25);
        }
        .recommend-card img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }
        .recommend-body {
            padding: 16px 18px 20px;
        }
        .recommend-body h3 {
            font-size: 15px;
            line-height: 1.5;
            font-weight: 600;
            color: #e8e4d8;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 44px;
        }
        .recommend-card:hover h3 {
            color: var(--accent-light);
        }
        .recommend-date {
            font-size: 12px;
            color: rgba(255, 255, 255, .5);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: 24px;
            left: 24px;
            width: 90px;
            height: 90px;
            border: 2px solid rgba(201, 169, 106, .28);
            border-radius: 50%;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -30px;
            right: 40px;
            width: 120px;
            height: 120px;
            border: 2px solid rgba(201, 169, 106, .16);
            border-radius: 50%;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .cta-inner h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3vw, 38px);
            color: #fff;
            margin-bottom: 12px;
            font-weight: 700;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, .68);
            font-size: 15px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .cta-note {
            font-size: 12px;
            color: rgba(255, 255, 255, .45);
            margin-top: 12px;
        }
        .footer {
            background: #081310;
            padding: 56px 0 0;
            border-top: 1px solid rgba(201, 169, 106, .15);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 3fr 3fr 3fr 3fr;
            gap: 36px;
            padding-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 13px;
            color: #9DAFA6;
            line-height: 1.8;
            max-width: 260px;
        }
        .footer h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .04em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 13px;
            color: #9DAFA6;
            transition: all .2s;
        }
        .footer-links a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }
        .footer-contact p {
            font-size: 13px;
            color: #9DAFA6;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact p i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            font-size: 12px;
            color: rgba(255, 255, 255, .35);
        }
        @media (max-width: 1024px) {
            :root {
                --container-w: 100%;
            }
            .container {
                padding: 0 20px;
            }
            .footer-grid {
                grid-template-columns: 6fr 6fr;
                gap: 32px;
            }
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .search-form {
                width: 180px;
            }
            .search-form:focus-within {
                width: 220px;
            }
        }
        @media (max-width: 768px) {
            .header-top .container {
                gap: 12px;
            }
            .search-form {
                display: none;
            }
            .btn-membership span {
                display: none;
            }
            .btn-membership {
                padding: 9px 14px;
            }
            .btn-membership i {
                margin: 0;
            }
            .section-block {
                padding: var(--space-md) 0;
            }
            .recommend-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-buttons .btn {
                width: 100%;
            }
            .article-body {
                font-size: 15px;
                padding-left: 20px;
                padding-right: 20px;
            }
            .article-hero h1 {
                font-size: 28px;
            }
            .article-hero .article-container,
            .article-body,
            .article-tags-wrap,
            .article-back {
                padding-left: 20px;
                padding-right: 20px;
            }
            .breadcrumb-wrap .container {
                padding: 0 20px;
            }
            .section-title {
                padding-left: 42px;
                font-size: 24px;
            }
            .section-title::before {
                width: 30px;
            }
        }
        @media (max-width: 520px) {
            .header-top {
                min-height: 56px;
            }
            .header-top .container {
                min-height: 56px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 18px;
            }
            .brand-en {
                font-size: 18px;
            }
            .brand-cn {
                font-size: 13px;
                letter-spacing: .08em;
            }
            .nav-bar {
                min-height: 44px;
            }
            .channel-tab {
                padding: 7px 14px;
                font-size: 13px;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .article-tags {
                gap: 8px;
            }
            .article-back {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-back {
                width: 100%;
                justify-content: center;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0E3B2E;
            --primary-dark: #0B1F18;
            --accent: #C9A96A;
            --accent-light: #E0C88F;
            --bg: #F5F1E8;
            --bg-tint: #FAF7F0;
            --card: #FFFFFF;
            --text: #1E2A24;
            --text-secondary: #5C6B63;
            --border: #E3DCCE;
            --divider: #EDE7DB;
            --success: #2E7D5B;
            --warning: #B7791F;
            --error: #A63A3A;
            --radius-lg: 12px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow: 0 2px 8px rgba(11, 31, 24, .06);
            --shadow-hover: 0 8px 24px rgba(11, 31, 24, .12);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: all .2s ease;
        }
        *,
        *::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: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-pad {
            padding: 80px 0;
        }

        /* ===== Header ===== */
        .header-main {
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(11, 31, 24, .08);
        }
        .header-top {
            background: var(--primary-dark);
            height: 64px;
            display: flex;
            align-items: center;
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary-dark);
            border: 2px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 18px;
            color: var(--accent);
        }
        .logo-text {
            display: flex;
            align-items: baseline;
            gap: 4px;
            font-family: var(--font-serif);
        }
        .brand-en {
            color: var(--accent);
            font-size: 20px;
            font-weight: 700;
            letter-spacing: .02em;
        }
        .brand-cn {
            color: #E8EBE6;
            font-size: 16px;
            font-weight: 600;
            letter-spacing: .08em;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-form {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: var(--radius-pill);
            overflow: hidden;
            width: 220px;
            transition: var(--transition);
        }
        .search-form:focus-within {
            border-color: var(--accent);
            width: 280px;
        }
        .search-form input {
            flex: 1;
            min-width: 0;
            padding: 7px 14px;
            color: #fff;
            font-size: 13px;
            background: transparent;
        }
        .search-form input::placeholder {
            color: rgba(255, 255, 255, .5);
        }
        .search-form button {
            padding: 0 12px;
            color: var(--accent);
            cursor: pointer;
            font-size: 14px;
            line-height: 1;
        }
        .btn-membership {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: var(--transition);
        }
        .btn-membership:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(201, 169, 106, .3);
        }
        .nav-bar {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            height: 48px;
        }
        .channel-tabs {
            display: flex;
            align-items: center;
            gap: 8px;
            height: 48px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-tabs::-webkit-scrollbar {
            height: 0;
        }
        .channel-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            white-space: nowrap;
            border: 1px solid transparent;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .channel-tab i {
            font-size: 13px;
        }
        .channel-tab:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(201, 169, 106, .08);
        }
        .channel-tab.is-active {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(11, 31, 24, .78), rgba(14, 59, 46, .62)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            padding: 96px 0 88px;
            color: #fff;
        }
        .page-hero .breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, .75);
        }
        .page-hero .breadcrumb a:hover {
            color: var(--accent);
        }
        .page-hero .breadcrumb .sep {
            color: rgba(255, 255, 255, .35);
        }
        .page-hero .breadcrumb .cur {
            color: var(--accent);
        }
        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(32px, 4.5vw, 56px);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 18px;
            max-width: 800px;
        }
        .page-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, .8);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 12px 30px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(201, 169, 106, .35);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid rgba(201, 169, 106, .7);
            color: var(--accent);
            padding: 12px 30px;
            border-radius: var(--radius-pill);
            font-weight: 500;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(201, 169, 106, .1);
            color: var(--accent-light);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 44px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, .12);
        }
        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
        }
        .hero-trust i {
            color: var(--accent);
        }

        /* ===== 首条大卡 ===== */
        .overview-section {
            background: var(--bg);
            padding: 80px 0;
        }
        .section-head {
            margin-bottom: 40px;
        }
        .section-head .eyebrow {
            font-size: 13px;
            color: var(--accent);
            letter-spacing: .08em;
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-head .eyebrow::before {
            content: '';
            width: 40px;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), transparent);
            border-radius: 4px;
        }
        .section-head h2 {
            font-family: var(--font-serif);
            font-size: clamp(24px, 2.8vw, 36px);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }
        .feature-card-large {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            display: flex;
            transition: var(--transition);
        }
        .feature-card-large:hover {
            box-shadow: var(--shadow-hover);
        }
        .feature-card-large .card-media {
            flex: 0 0 46%;
            position: relative;
            min-height: 300px;
            overflow: hidden;
        }
        .feature-card-large .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .feature-card-large .card-body {
            flex: 1;
            padding: 44px 48px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .card-body .body-label {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: .06em;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .card-body h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 16px;
            color: var(--text);
        }
        .card-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .level-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .level-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-tint);
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }
        .level-badge i {
            color: var(--accent);
        }

        /* ===== 半宽卡错位 ===== */
        .compare-section {
            background: var(--bg-tint);
            padding: 80px 0;
        }
        .compare-cards-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }
        .compare-card {
            flex: 1 1 calc(50% - 12px);
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
        }
        .compare-card:nth-child(2) {
            margin-top: 48px;
        }
        .compare-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .compare-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(14, 59, 46, .08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 18px;
        }
        .compare-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .compare-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .compare-list {
            margin-top: 12px;
        }
        .compare-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--text);
            padding: 6px 0;
            line-height: 1.6;
        }
        .compare-list li i {
            color: var(--success);
            margin-top: 3px;
            font-size: 13px;
        }
        .compare-list li.muted {
            color: var(--text-secondary);
        }
        .compare-list li.muted i {
            color: var(--warning);
        }

        /* ===== 小卡瀑布 ===== */
        .benefits-section {
            background: #fff;
            padding: 80px 0;
        }
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .benefit-card {
            background: var(--bg-tint);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            transition: var(--transition);
            position: relative;
        }
        .benefit-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            background: #fff;
            border-color: var(--accent);
        }
        .benefit-card .benefit-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 16px;
        }
        .benefit-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }
        .benefit-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .benefit-card .vip-tag {
            position: absolute;
            top: 16px;
            right: 16px;
            background: rgba(201, 169, 106, .15);
            color: var(--warning);
            font-size: 11px;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
        }

        /* ===== 过程 ===== */
        .process-section {
            background: linear-gradient(135deg, rgba(11, 31, 24, .85), rgba(14, 59, 46, .7)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 80px 0;
            color: #fff;
        }
        .process-section .section-head h2 {
            color: #fff;
        }
        .process-section .section-head .eyebrow::before {
            background: linear-gradient(90deg, var(--accent), transparent);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .process-step {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: var(--transition);
            position: relative;
        }
        .process-step:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }
        .process-step .step-num {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 14px;
            opacity: .9;
        }
        .process-step h4 {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
            font-family: var(--font-serif);
        }
        .process-step p {
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-tint);
            padding: 80px 0;
        }
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-item summary {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            list-style: none;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-arrow {
            color: var(--accent);
            transition: transform .2s ease;
            flex-shrink: 0;
            font-size: 15px;
        }
        .faq-item[open] summary {
            color: var(--primary);
            border-bottom: 1px solid var(--divider);
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-item .faq-body {
            padding: 18px 24px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #0B1F18, #0E3B2E);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border: 2px solid rgba(201, 169, 106, .2);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 120px;
            height: 120px;
            border: 2px solid rgba(201, 169, 106, .15);
            border-radius: 50%;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3vw, 38px);
            color: #fff;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section .cta-sub {
            font-size: 15px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 32px;
        }
        .cta-section .btn-primary {
            font-size: 16px;
            padding: 14px 44px;
        }
        .cta-note {
            margin-top: 18px;
            font-size: 12px;
            color: rgba(255, 255, 255, .4);
        }
        .cta-note a {
            color: rgba(255, 255, 255, .55);
            text-decoration: underline;
        }

        /* ===== Footer ===== */
        .footer {
            background: #081310;
            color: #9DAFA6;
            padding: 60px 0 0;
            font-size: 13px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 3fr 3fr 3fr 3fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .footer-brand .logo {
            margin-bottom: 14px;
        }
        .footer-brand p {
            line-height: 1.8;
            color: rgba(157, 175, 166, .8);
            max-width: 280px;
        }
        .footer h4 {
            font-size: 15px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(157, 175, 166, .85);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-contact p {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            color: rgba(157, 175, 166, .8);
        }
        .footer-contact i {
            color: var(--accent);
            width: 18px;
        }
        .footer-bottom {
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            color: rgba(157, 175, 166, .5);
            font-size: 12px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .search-form {
                width: 180px;
            }
            .search-form:focus-within {
                width: 220px;
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
        }
        @media (max-width: 768px) {
            .section-pad {
                padding: 56px 0;
            }
            .header-top {
                height: auto;
                padding: 10px 0;
            }
            .header-top .container {
                flex-wrap: wrap;
            }
            .search-form {
                width: 100%;
                order: 3;
            }
            .search-form:focus-within {
                width: 100%;
            }
            .feature-card-large {
                flex-direction: column;
            }
            .feature-card-large .card-media {
                min-height: 220px;
                flex: 0 0 220px;
                position: relative;
            }
            .feature-card-large .card-media img {
                position: absolute;
                height: 100%;
            }
            .feature-card-large .card-body {
                padding: 28px 24px;
            }
            .compare-card:nth-child(2) {
                margin-top: 0;
            }
            .page-hero {
                padding: 64px 0 56px;
            }
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .btn-membership {
                padding: 7px 14px;
                font-size: 13px;
            }
            .brand-en {
                font-size: 18px;
            }
            .brand-cn {
                font-size: 14px;
            }
            .hero-trust {
                gap: 14px;
            }
            .hero-btns .btn-primary,
            .hero-btns .btn-outline {
                padding: 10px 22px;
                font-size: 14px;
            }
        }

/* roulang page: category1 */
:root {
    --primary: #0E3B2E;
    --primary-dark: #08251C;
    --accent: #C9A96A;
    --accent-light: #D9BC85;
    --accent-soft: rgba(201, 169, 106, .18);
    --bg: #F5F1E8;
    --bg-dark: #0B1F18;
    --bg-deep: #081310;
    --card: #FFFFFF;
    --text: #1E2A24;
    --text-secondary: #5C6B63;
    --border: #E3DCCE;
    --divider: #EDE7DB;
    --success: #2E7D5B;
    --warning: #B7791F;
    --error: #A63A3A;
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-sm: 6px;
    --shadow-sm: 0 2px 8px rgba(11, 31, 24, .06);
    --shadow-md: 0 8px 24px rgba(11, 31, 24, .12);
    --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
    --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    color: var(--primary);
    text-decoration: none;
    transition: color .2s;
}

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

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

button,
input,
summary {
    font-family: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

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

/* ===== Header ===== */
.header-main {
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 14px rgba(11, 31, 24, .10);
}

.header-top {
    background: var(--bg-dark);
}

.header-top .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    gap: 16px;
}

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

.logo-icon {
    width: 36px;
    height: 36px;
    border: 1px solid var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 18px;
    background: rgba(201, 169, 106, .08);
}

.logo-text {
    display: inline-flex;
    align-items: baseline;
    gap: 4px;
    font-family: var(--font-serif);
}

.brand-en {
    color: var(--accent);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: .02em;
}

.brand-cn {
    color: #F5F1E8;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: .06em;
}

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

.search-form {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, .10);
    border: 1px solid rgba(255, 255, 255, .10);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color .2s, background .2s;
}

.search-form:focus-within {
    border-color: var(--accent);
    background: rgba(255, 255, 255, .14);
}

.search-form input {
    background: transparent;
    border: none;
    color: #fff;
    padding: 8px 12px;
    width: 200px;
    outline: none;
    font-size: 13px;
}

.search-form input::placeholder {
    color: rgba(255, 255, 255, .5);
}

.search-form button {
    background: var(--accent);
    color: #1E2A24;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: background .2s;
}

.search-form button:hover {
    background: var(--accent-light);
}

.btn-membership {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: #1E2A24;
    font-size: 14px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    transition: background .2s, transform .2s, box-shadow .2s;
    white-space: nowrap;
}

.btn-membership:hover {
    background: var(--accent-light);
    color: #1E2A24;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(201, 169, 106, .35);
}

.nav-bar {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.nav-bar .container {
    display: flex;
    align-items: center;
    height: 48px;
    overflow: hidden;
}

.channel-tabs {
    display: flex;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    width: 100%;
}

.channel-tabs::-webkit-scrollbar {
    display: none;
    height: 0;
}

.channel-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    padding: 6px 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    transition: all .2s;
}

.channel-tab i {
    font-size: 13px;
    color: var(--accent);
}

.channel-tab:hover {
    border-color: var(--accent);
    color: var(--primary);
}

.channel-tab.is-active {
    background: var(--accent);
    color: #1E2A24;
    font-weight: 600;
    border-color: var(--accent);
}

.channel-tab.is-active i {
    color: #1E2A24;
}

/* ===== Page Banner ===== */
.page-banner {
    position: relative;
    background: linear-gradient(135deg, var(--primary-dark), var(--bg-dark));
    color: #fff;
    padding: 72px 0 64px;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.webp');
    background-size: cover;
    background-position: center;
    opacity: .25;
}

.page-banner::after {
    content: '';
    position: absolute;
    left: 24px;
    right: 24px;
    bottom: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.page-banner .container {
    position: relative;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, .6);
    margin-bottom: 22px;
}

.breadcrumb a {
    color: rgba(255, 255, 255, .7);
}

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

.breadcrumb-sep {
    color: rgba(255, 255, 255, .35);
}

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

.page-banner h1 {
    font-family: var(--font-serif);
    font-size: clamp(32px, 4.5vw, 52px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    color: #fff;
}

.banner-desc {
    max-width: 720px;
    color: rgba(255, 255, 255, .78);
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 24px;
}

.banner-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.banner-tags span {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 999px;
    border: 1px solid rgba(201, 169, 106, .45);
    color: var(--accent);
    font-size: 13px;
    background: rgba(201, 169, 106, .08);
}

/* ===== Section Head ===== */
.section-head {
    max-width: 720px;
    margin-bottom: 44px;
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    letter-spacing: .12em;
    color: var(--accent);
    margin-bottom: 10px;
    font-weight: 500;
}

.section-kicker::before {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

.section-head h2 {
    font-family: var(--font-serif);
    font-size: clamp(24px, 2.8vw, 36px);
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary);
    margin: 0 0 14px;
}

.section-head h2::before {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: 2px;
    margin-bottom: 14px;
}

.section-head p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin: 0;
}

/* ===== Timeline Section ===== */
.timeline-section {
    background: var(--bg);
    padding: 80px 0;
}

.timeline-list {
    max-width: 960px;
    margin: 0 auto;
}

.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 180px;
    top: 8px;
    bottom: -48px;
    width: 2px;
    background: #E0D8C6;
    transform: translateX(-50%);
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-rail {
    text-align: right;
    padding-right: 36px;
    position: relative;
}

.timeline-rail::after {
    content: '';
    position: absolute;
    right: -1px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transform: translateX(50%);
    background: var(--accent);
    border: 2px solid var(--bg);
    box-shadow: 0 0 0 3px rgba(201, 169, 106, .28);
}

.time-badge {
    display: inline-block;
    background: var(--accent);
    color: #1E2A24;
    font-size: 14px;
    font-weight: 600;
    padding: 5px 16px;
    border-radius: 999px;
}

.time-detail {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
}

.timeline-card {
    display: flex;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform .25s, box-shadow .25s;
}

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

.timeline-media {
    width: 260px;
    flex-shrink: 0;
    min-height: 180px;
    position: relative;
    overflow: hidden;
}

.timeline-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s;
}

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

.timeline-content {
    padding: 24px;
    flex: 1;
}

.timeline-content h3 {
    font-family: var(--font-serif);
    font-size: 21px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 14px;
}

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    border: 1px solid rgba(201, 169, 106, .35);
    color: #8C6B2F;
    font-size: 12px;
}

.timeline-note {
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 960px;
    margin: 10px auto 0;
    padding: 16px 20px;
    background: #EDE7DB;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 14px;
}

.timeline-note i {
    color: var(--accent);
}

/* ===== Channels Section ===== */
.channels-section {
    background: var(--bg-dark);
    padding: 80px 0;
}

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

.channels-section .section-head h2::before {
    background: linear-gradient(90deg, var(--accent), #E4CE9C);
}

.channels-section .section-head p {
    color: rgba(255, 255, 255, .68);
}

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

.channel-entry {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 28px 16px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .10);
    border-radius: var(--radius-lg);
    color: #F5F1E8;
    text-align: center;
    transition: all .25s;
}

.channel-entry i {
    font-size: 24px;
    color: var(--accent);
    transition: transform .25s;
}

.channel-entry span {
    font-size: 15px;
    font-weight: 500;
}

.channel-entry:hover {
    background: rgba(255, 255, 255, .09);
    border-color: var(--accent);
    color: #fff;
    transform: translateY(-4px);
}

.channel-entry:hover i {
    transform: scale(1.1);
}

/* ===== Featured Section ===== */
.featured-section {
    background: var(--bg);
    padding: 80px 0;
}

.feature-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform .25s, box-shadow .25s;
}

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

.feature-media {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.feature-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s;
}

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

.feature-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.feature-body h3 {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.feature-body p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 16px;
    flex: 1;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    transition: color .2s, gap .2s;
}

.link-arrow::after {
    content: '\f061';
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 12px;
}

.link-arrow:hover {
    color: var(--accent);
    gap: 10px;
}

/* ===== Steps Section ===== */
.steps-section {
    background: #FFFFFF;
    padding: 80px 0;
    border-top: 1px solid var(--divider);
    border-bottom: 1px solid var(--divider);
}

.step-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    height: 100%;
    transition: box-shadow .25s, transform .25s;
}

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

.step-num {
    display: inline-block;
    font-family: Georgia, serif;
    font-size: 30px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 14px;
    letter-spacing: .02em;
}

.step-card h3 {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
    margin: 0;
}

/* ===== FAQ Section ===== */
.faq-section {
    background: var(--bg);
    padding: 80px 0;
}

.faq-list {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow .2s;
}

.faq-item:hover {
    box-shadow: var(--shadow-sm);
}

.faq-item summary {
    cursor: pointer;
    padding: 18px 20px;
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: color .2s;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '\f078';
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 13px;
    color: var(--accent);
    transition: transform .25s;
    flex-shrink: 0;
}

.faq-item[open] summary::after {
    transform: rotate(180deg);
}

.faq-item p {
    padding: 0 20px 18px;
    margin: 0;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
}

/* ===== CTA Section ===== */
.cta-section {
    background: var(--bg);
    padding: 80px 0 90px;
}

.cta-inner {
    position: relative;
    background: linear-gradient(135deg, var(--bg-dark), var(--primary-dark));
    border: 1px solid rgba(201, 169, 106, .4);
    border-radius: var(--radius-lg);
    padding: 64px 32px;
    text-align: center;
    overflow: hidden;
}

.cta-inner::before,
.cta-inner::after {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 1px solid rgba(201, 169, 106, .3);
}

.cta-inner::before {
    top: -32px;
    left: -32px;
}

.cta-inner::after {
    bottom: -32px;
    right: -32px;
}

.cta-inner h2 {
    font-family: var(--font-serif);
    font-size: clamp(24px, 2.8vw, 36px);
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.cta-inner p {
    color: rgba(255, 255, 255, .72);
    font-size: 15px;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
}

.btn-cta-large {
    display: inline-block;
    padding: 14px 38px;
    background: var(--accent);
    color: #1E2A24;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    transition: all .2s;
    position: relative;
    z-index: 1;
}

.btn-cta-large:hover {
    background: var(--accent-light);
    color: #1E2A24;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(201, 169, 106, .35);
}

.cta-note {
    font-size: 12px;
    color: rgba(255, 255, 255, .45);
    margin-top: 16px;
    position: relative;
    z-index: 1;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-deep);
    padding: 56px 0 0;
    color: #9DAFA6;
    font-size: 13px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 3fr 3fr 3fr 3fr;
    gap: 32px;
    padding-bottom: 44px;
}

.footer .logo {
    margin-bottom: 14px;
}

.footer .brand-cn {
    color: #F5F1E8;
}

.footer-brand p {
    color: #9DAFA6;
    font-size: 13px;
    line-height: 1.8;
    max-width: 260px;
    margin: 0;
}

.footer h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 16px;
    font-family: var(--font-serif);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #9DAFA6;
    transition: color .2s, padding-left .2s;
}

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

.footer-contact p {
    display: flex;
    gap: 8px;
    color: #9DAFA6;
    margin-bottom: 10px;
    font-size: 13px;
}

.footer-contact i {
    color: var(--accent);
    margin-top: 4px;
    width: 16px;
    text-align: center;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .08);
    padding: 18px 0;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-bottom p {
    color: #7E9288;
    font-size: 12px;
    margin: 0;
}

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
    .timeline-section {
        padding: 64px 0;
    }

    .channels-section {
        padding: 64px 0;
    }

    .featured-section {
        padding: 64px 0;
    }

    .steps-section {
        padding: 64px 0;
    }

    .faq-section {
        padding: 64px 0;
    }

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

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 10px;
        padding-left: 28px;
        margin-bottom: 36px;
    }

    .timeline-item::before {
        left: 0;
        top: 8px;
        bottom: -36px;
        transform: none;
    }

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

    .timeline-rail::after {
        left: 0;
        right: auto;
        transform: translateX(-50%);
    }

    .time-detail {
        margin-top: 2px;
    }

    .timeline-card {
        flex-direction: column;
    }

    .timeline-media {
        width: 100%;
        min-height: 0;
        height: 200px;
    }

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

@media screen and (max-width: 768px) {
    .page-banner {
        padding: 52px 0 48px;
    }

    .channel-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .search-form input {
        width: 150px;
    }

    .btn-membership {
        padding: 8px 12px;
        font-size: 13px;
    }

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

    .brand-cn {
        font-size: 14px;
    }
}

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

    .header-top .container {
        height: 56px;
    }

    .nav-bar .container {
        height: 44px;
    }

    .search-form input {
        width: 0;
        padding: 0;
        opacity: 0;
    }

    .search-form {
        width: 38px;
        height: 38px;
    }

    .search-form button {
        width: 38px;
        height: 38px;
        border-radius: var(--radius-sm);
    }

    .channel-tabs {
        gap: 6px;
    }

    .channel-tab {
        padding: 5px 12px;
        font-size: 13px;
    }

    .page-banner h1 {
        font-size: 30px;
    }

    .timeline-section,
    .channels-section,
    .featured-section,
    .steps-section,
    .faq-section {
        padding: 52px 0;
    }

    .cta-section {
        padding: 52px 0 60px;
    }

    .channel-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .channel-entry {
        padding: 20px 12px;
    }

    .channel-entry i {
        font-size: 20px;
    }

    .feature-media {
        height: 180px;
    }

    .step-card {
        padding: 24px 18px;
    }

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

    .cta-inner h2 {
        font-size: 24px;
    }

    .cta-inner p {
        font-size: 14px;
    }

    .btn-cta-large {
        width: 100%;
        text-align: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-bottom: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 16px 0;
    }
}

@media screen and (max-width: 520px) {
    .brand-en {
        font-size: 17px;
    }

    .brand-cn {
        font-size: 13px;
    }

    .logo-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }

    .header-actions {
        gap: 8px;
    }

    .btn-membership {
        width: 38px;
        height: 38px;
        padding: 0;
        justify-content: center;
        font-size: 0;
    }

    .btn-membership i {
        font-size: 15px;
    }

    .btn-membership::after {
        content: '';
    }

    .page-banner {
        padding: 44px 0 40px;
    }

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

    .banner-desc {
        font-size: 14px;
    }

    .timeline-media,
    .feature-media {
        height: 170px;
    }

    .timeline-content {
        padding: 18px;
    }

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

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

    .timeline-note {
        flex-direction: column;
        align-items: flex-start;
        padding: 14px 16px;
        font-size: 13px;
    }
}

/* roulang page: category3 */
:root{
  --primary:#0E3B2E;
  --accent:#C9A96A;
  --bg:#F5F1E8;
  --bg-dark:#0B1F18;
  --card:#FFFFFF;
  --text:#1E2A24;
  --text-secondary:#5C6B63;
  --border:#E3DCCE;
  --divider:#EDE7DB;
  --success:#2E7D5B;
  --warning:#B7791F;
  --error:#A63A3A;
  --radius-lg:12px;
  --radius-md:8px;
  --radius-sm:999px;
  --shadow-sm:0 2px 8px rgba(11,31,24,.06);
  --shadow-md:0 8px 24px rgba(11,31,24,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --font-body:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:Georgia,"Avenir Next",serif;
  --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
ul,ol{list-style:none}
input,button,textarea{font-family:inherit;font-size:inherit}
:focus{outline:2px solid var(--accent);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-fluid{width:100%;padding:0}
.grid-x{display:flex;flex-wrap:wrap}
.cell{flex:0 0 auto}
.main-wrapper{position:relative}

/* Header / Nav */
.header-main{
  position:sticky;top:0;z-index:100;
  box-shadow:0 2px 12px rgba(11,31,24,.08);
}
.header-top{background:var(--bg-dark);height:64px;display:flex;align-items:center}
.header-top .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.logo{display:flex;align-items:center;gap:12px;cursor:pointer}
.logo-icon{
  width:38px;height:38px;border-radius:50%;
  border:2px solid var(--accent);
  display:flex;align-items:center;justify-content:center;
  color:var(--accent);font-family:var(--font-serif);font-size:18px;font-weight:700;
  background:rgba(201,169,106,.08);
}
.logo-text{display:flex;align-items:baseline;gap:4px;line-height:1}
.logo-text .brand-en{font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--accent);letter-spacing:.02em}
.logo-text .brand-cn{font-size:16px;font-weight:400;color:#EDE7DB;letter-spacing:.12em}
.header-actions{display:flex;align-items:center;gap:16px}
.search-form{display:flex;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-md);padding:0 4px 0 12px;height:36px;width:200px;transition:width var(--transition)}
.search-form:focus-within{width:280px;border-color:var(--accent);background:rgba(255,255,255,.12)}
.search-form input{background:transparent;border:none;outline:none;color:#fff;width:calc(100% - 30px);font-size:13px}
.search-form input::placeholder{color:rgba(237,231,219,.45)}
.search-form button{background:transparent;border:none;color:var(--accent);cursor:pointer;width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:6px}
.search-form button:hover{background:rgba(201,169,106,.18)}
.btn-membership{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--accent);color:var(--bg-dark);
  font-size:13px;font-weight:600;
  padding:8px 16px;border-radius:var(--radius-md);
  transition:all var(--transition);border:none;cursor:pointer;line-height:1.4;
}
.btn-membership:hover{background:#dabe7f;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-membership i{font-size:12px}
.nav-bar{background:var(--bg);border-bottom:1px solid var(--border);height:48px;display:flex;align-items:center}
.channel-tabs{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;white-space:nowrap;padding:6px 0}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tab{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 16px;border-radius:var(--radius-sm);
  font-size:13.5px;font-weight:500;color:var(--primary);
  border:1px solid transparent;transition:all var(--transition);white-space:nowrap;
}
.channel-tab i{font-size:12px}
.channel-tab:hover{color:var(--accent);border-color:rgba(201,169,106,.5);background:rgba(201,169,106,.06)}
.channel-tab.is-active{background:var(--accent);color:var(--bg-dark);font-weight:600;border-color:var(--accent)}
.channel-tab.is-active:hover{background:#dabe7f;border-color:#dabe7f}

/* Page Hero / Page Header */
.page-hero{
  background:linear-gradient(135deg,var(--primary) 0%,var(--bg-dark) 100%);
  position:relative;
  padding:64px 0 56px;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.22;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:rgba(11,31,24,.55);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{
  font-size:13px;color:rgba(255,255,255,.72);
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:20px;
}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--accent)}
.page-hero h1{
  font-family:var(--font-serif);
  font-size:clamp(30px,4vw,46px);
  font-weight:700;color:#fff;line-height:1.25;
  margin-bottom:16px;letter-spacing:.02em;
}
.page-hero h1 .accent-border{
  display:block;width:40px;height:4px;background:var(--accent);
  margin-top:14px;border-radius:2px;
}
.page-hero .hero-desc{
  color:rgba(255,255,255,.85);
  font-size:15.5px;line-height:1.85;
  max-width:640px;margin-bottom:28px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.9);
  font-size:12.5px;padding:5px 14px;border-radius:var(--radius-sm);
}
.hero-tags i{color:var(--accent);font-size:12px}

/* Layout Dual Column */
.catalog-section{padding:72px 0}
.catalog-grid{display:flex;gap:40px;align-items:flex-start}
.catalog-sidebar{
  width:280px;flex-shrink:0;
  position:sticky;top:132px;
  align-self:flex-start;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow-sm);
}
.sidebar-title{
  font-family:var(--font-serif);
  font-size:16px;font-weight:700;color:var(--primary);
  margin-bottom:18px;padding-bottom:12px;
  border-bottom:1px solid var(--divider);
  display:flex;align-items:center;gap:8px;
}
.sidebar-title i{color:var(--accent);font-size:16px}
.sidebar-nav li{margin-bottom:4px}
.sidebar-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:9px 14px;border-radius:var(--radius-md);
  font-size:14px;color:var(--text);
  transition:all var(--transition);line-height:1.5;
  border-left:2px solid transparent;
}
.sidebar-nav a .num{font-size:12px;color:var(--text-secondary);font-family:var(--font-num)}
.sidebar-nav a:hover{background:#FAF7F0;color:var(--primary);border-left-color:var(--accent)}
.sidebar-nav a.active{background:#FBF6EB;color:var(--primary);font-weight:600;border-left-color:var(--accent)}
.sidebar-nav a.active .num{color:var(--accent)}
.sidebar-note{
  margin-top:20px;padding:14px;background:var(--bg);
  border-radius:var(--radius-md);border:1px dashed var(--border);
  font-size:12.5px;color:var(--text-secondary);line-height:1.7;
}
.sidebar-note i{color:var(--accent);margin-right:6px}
.catalog-main{flex:1;min-width:0}

/* Content Cards */
.content-block{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:36px 36px 32px;
  margin-bottom:36px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow var(--transition);
  scroll-margin-top:140px;
}
.content-block:last-child{margin-bottom:0}
.content-block:hover{box-shadow:var(--shadow-md)}
.block-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:20px}
.block-serial{
  width:44px;height:44px;flex-shrink:0;
  border-radius:50%;
  border:2px solid var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:17px;font-weight:700;
  color:var(--primary);background:#FBF6EB;
}
.block-head h2{
  font-family:var(--font-serif);
  font-size:22px;font-weight:700;color:var(--primary);
  line-height:1.3;margin-bottom:6px;
}
.block-head .en-label{font-size:12px;color:var(--text-secondary);letter-spacing:.08em;text-transform:uppercase}
.block-body{display:flex;gap:24px}
.block-thumb{
  width:220px;flex-shrink:0;border-radius:10px;
  overflow:hidden;position:relative;
  border:1px solid var(--border);
}
.block-thumb img{width:100%;height:140px;object-fit:cover;transition:transform .4s}
.content-block:hover .block-thumb img{transform:scale(1.04)}
.block-thumb .tag-ribbon{
  position:absolute;top:10px;left:10px;
  background:rgba(11,31,24,.82);color:var(--accent);
  font-size:11px;padding:3px 12px;border-radius:var(--radius-sm);
  backdrop-filter:blur(4px);
}
.block-text{flex:1}
.block-text p{
  font-size:14.5px;line-height:1.85;color:var(--text-secondary);
  margin-bottom:12px;
}
.block-text .highlight{color:var(--text);font-weight:500}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.feature-list li{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--text);
  background:#FAF7F0;border-radius:6px;padding:6px 12px;
}
.feature-list li i{color:var(--success);font-size:12px}

/* Book Style - Second section different */
.content-block.style-alt{
  background:var(--bg-dark);
  border-color:rgba(255,255,255,.12);
}
.content-block.style-alt .block-serial{border-color:var(--accent);color:var(--accent);background:rgba(201,169,106,.1)}
.content-block.style-alt .block-head h2{color:#fff}
.content-block.style-alt .en-label{color:rgba(255,255,255,.55)}
.content-block.style-alt .block-thumb{border-color:rgba(255,255,255,.2)}
.content-block.style-alt .block-text p{color:rgba(255,255,255,.75)}
.content-block.style-alt .highlight{color:#fff}
.content-block.style-alt .feature-list li{background:rgba(255,255,255,.07);color:rgba(255,255,255,.9)}
.content-block.style-alt .feature-list li i{color:var(--accent)}

/* CTA Box */
.cta-box{
  background:linear-gradient(135deg,var(--primary),var(--bg-dark));
  border:1px solid rgba(201,169,106,.4);
  border-radius:var(--radius-lg);
  text-align:center;
  padding:56px 24px;
  position:relative;
  overflow:hidden;
  margin:48px 0 0;
}
.cta-box::before{
  content:"";position:absolute;top:-40px;left:-40px;
  width:120px;height:120px;border:2px solid rgba(201,169,106,.2);
  border-radius:50%;
}
.cta-box::after{
  content:"";position:absolute;bottom:-60px;right:-30px;
  width:160px;height:160px;border:2px solid rgba(201,169,106,.12);
  border-radius:50%;
}
.cta-box .cta-inner{position:relative;z-index:2;max-width:520px;margin:0 auto}
.cta-box h2{
  font-family:var(--font-serif);
  font-size:26px;font-weight:700;color:#fff;
  margin-bottom:12px;
}
.cta-box p{color:rgba(255,255,255,.68);font-size:14px;margin-bottom:26px;line-height:1.8}
.cta-box .btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:var(--bg-dark);
  font-size:16px;font-weight:600;
  padding:14px 32px;border-radius:var(--radius-md);
  transition:all var(--transition);border:none;cursor:pointer;
  box-shadow:0 4px 16px rgba(201,169,106,.25);
}
.cta-box .btn-primary:hover{background:#dabe7f;transform:translateY(-2px);box-shadow:0 8px 24px rgba(201,169,106,.35)}
.cta-box .cta-note{
  margin-top:16px;font-size:12px;color:rgba(255,255,255,.45);
}

/* FAQ */
.faq-section{padding:72px 0;background:var(--bg)}
.faq-section .section-title{
  font-family:var(--font-serif);
  font-size:clamp(24px,2.8vw,32px);
  font-weight:700;color:var(--primary);
  text-align:center;margin-bottom:8px;line-height:1.3;
}
.faq-section .section-sub{text-align:center;color:var(--text-secondary);font-size:14.5px;margin-bottom:36px}
.accordion-grid{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.accordion-item{
  background:var(--card);
  border:1px solid var(--border);
  border-left:4px solid var(--accent);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:box-shadow var(--transition);
}
.accordion-item:hover{box-shadow:var(--shadow-sm)}
.accordion-item summary{
  padding:18px 22px;
  cursor:pointer;
  font-size:15.5px;font-weight:600;color:var(--text);
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  list-style:none;
  transition:color var(--transition);
}
.accordion-item summary::-webkit-details-marker{display:none}
.accordion-item summary:hover{color:var(--primary)}
.accordion-item summary .arrow{color:var(--accent);font-size:13px;transition:transform var(--transition)}
.accordion-item[open] summary .arrow{transform:rotate(180deg)}
.accordion-item .acc-content{padding:0 22px 18px;color:var(--text-secondary);font-size:14px;line-height:1.85;border-top:1px solid var(--divider);padding-top:14px}

/* Footer */
.footer{background:#081310;color:rgba(255,255,255,.7);padding:64px 0 0;margin-top:0}
.footer-grid{
  display:grid;
  grid-template-columns:3fr 3fr 3fr 3fr;
  gap:40px;padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand .logo{margin-bottom:14px}
.footer-brand .logo-text .brand-en{color:var(--accent)}
.footer-brand .logo-text .brand-cn{color:#EDE7DB}
.footer-brand p{font-size:13px;line-height:1.8;color:#9DAFA6;margin-top:10px}
.footer h4{
  font-size:15px;font-weight:600;color:#EDE7DB;
  margin-bottom:16px;letter-spacing:.04em;
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:13px;color:#9DAFA6;
  transition:all var(--transition);display:inline-block;
}
.footer-links a:hover{color:var(--accent);transform:translateX(4px)}
.footer-contact{display:flex;flex-direction:column;gap:10px}
.footer-contact p{font-size:13px;color:#9DAFA6;display:flex;align-items:center;gap:8px}
.footer-contact i{color:var(--accent);width:18px;text-align:center;font-size:13px}
.footer-bottom{
  padding:20px 0 24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
}
.footer-bottom p{font-size:12.5px;color:rgba(255,255,255,.45)}

/* Sidebar Card */
.sidebar-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:20px;
  margin-top:20px;
  box-shadow:var(--shadow-sm);
}
.sidebar-card h4{
  font-size:14px;font-weight:600;color:var(--primary);
  margin-bottom:12px;display:flex;align-items:center;gap:6px;
}
.sidebar-card h4 i{color:var(--accent);font-size:14px}
.sidebar-card .mini-list{display:flex;flex-direction:column;gap:8px}
.sidebar-card .mini-list a{
  font-size:13px;color:var(--text-secondary);
  display:flex;align-items:center;gap:8px;transition:all var(--transition);
}
.sidebar-card .mini-list a i{font-size:8px;color:var(--border)}
.sidebar-card .mini-list a:hover{color:var(--accent);transform:translateX(3px)}

/* Responsive */
@media (max-width:1024px){
  .catalog-grid{flex-direction:column;gap:32px}
  .catalog-sidebar{position:relative;top:0;width:100%;order:-1}
  .sidebar-nav{display:flex;flex-wrap:wrap;gap:8px}
  .sidebar-nav li{margin-bottom:0}
  .sidebar-nav a{padding:6px 14px;font-size:13px;border-left:none;border-bottom:2px solid transparent}
  .sidebar-nav a.active{border-left:none;border-bottom-color:var(--accent)}
  .sidebar-nav a .num{font-size:11px}
  .block-body{flex-direction:column}
  .block-thumb{width:100%;height:auto}
  .block-thumb img{height:180px}
  .feature-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .search-form{width:160px}
  .search-form:focus-within{width:220px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .header-top{height:58px}
  .search-form{width:44px;justify-content:center;padding:0}
  .search-form input{display:none}
  .search-form:focus-within{width:200px;position:absolute;right:16px;z-index:99;padding:0 8px 0 12px}
  .search-form:focus-within input{display:block}
  .search-form button{flex-shrink:0}
  .btn-membership span{display:none}
  .btn-membership{padding:8px 12px}
  .page-hero{padding:48px 0 40px}
  .page-hero .hero-desc{font-size:14px}
  .content-block{padding:24px}
  .block-thumb img{height:150px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;text-align:center}
  .accordion-item summary{font-size:14px;padding:16px 16px}
  .cta-box{padding:44px 18px}
  .cta-box h2{font-size:22px}
  .sidebar-nav{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
  .sidebar-nav::-webkit-scrollbar{display:none}
  .sidebar-nav a{white-space:nowrap}
  .catalog-sidebar{padding:16px}
  .catalog-section{padding:52px 0}
  .faq-section{padding:56px 0}
}
@media (max-width:480px){
  .logo-text .brand-en{font-size:18px}
  .logo-text .brand-cn{font-size:14px}
  .logo-icon{width:34px;height:34px;font-size:16px}
  .block-serial{width:38px;height:38px;font-size:15px}
  .block-head h2{font-size:19px}
  .page-hero h1{font-size:26px}
}