/* roulang page: index */
:root {
  --bg-dark: #0d0d12;
  --bg-light: #12121a;
  --card-bg: #17171f;
  --card-light: #1c1c26;
  --gold: #d4af64;
  --gold-light: #e4c37a;
  --gold-dark: #b89750;
  --text-primary: #edeae3;
  --text-secondary: #9b9b93;
  --accent: #b3452e;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.45);
  --font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input { font-family: inherit; }

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

.section-pad { padding: 88px 0; }
.section-title { font-size: clamp(1.4rem, 3vw, 2.2rem); font-weight: 700; color: var(--text-primary); line-height: 1.3; }
.section-title::before { content: ''; display: inline-block; width: 36px; height: 3px; background: var(--gold); border-radius: 2px; margin-right: 14px; vertical-align: middle; }
.section-subtitle { color: var(--text-secondary); font-size: 1rem; margin-top: 12px; max-width: 620px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 32px; border-radius: 6px; font-weight: 600; font-size: 0.95rem; transition: all 0.3s ease; border: 1px solid transparent; }
.btn-primary { background: var(--gold); color: #0d0d12; }
.btn-primary:hover { background: var(--gold-light); box-shadow: 0 6px 18px rgba(212, 175, 100, 0.3); transform: translateY(-2px); }
.btn-primary:active { background: var(--gold-dark); transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--text-primary); border-color: rgba(255, 255, 255, 0.7); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); background: rgba(212, 175, 100, 0.05); }
.btn-ghost:active { background: rgba(212, 175, 100, 0.1); }
.btn:focus-visible { outline: 3px solid rgba(212, 175, 100, 0.5); outline-offset: 2px; }
.btn:disabled { opacity: 0.45; box-shadow: none; cursor: not-allowed; }

.text-gold { color: var(--gold); }
.text-secondary { color: var(--text-secondary); }

.card { background: var(--card-bg); border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); transition: all 0.35s ease; }
.card:hover { box-shadow: var(--shadow-hover); border-color: rgba(212, 175, 100, 0.3); transform: translateY(-4px); }

.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 14px; border-radius: 999px; font-size: 0.78rem; font-weight: 500; background: rgba(212, 175, 100, 0.1); color: var(--gold); border: 1px solid rgba(212, 175, 100, 0.2); }
.badge-accent { background: rgba(179, 69, 46, 0.15); color: #e07a5f; border-color: rgba(179, 69, 46, 0.3); }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13, 13, 18, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-panel {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px; gap: 20px;
}
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-icon {
  width: 42px; height: 42px; border-radius: 10px;
  background: linear-gradient(135deg, #d4af64 0%, #b89750 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; font-weight: 800; color: #0d0d12;
  box-shadow: 0 4px 14px rgba(212, 175, 100, 0.3);
}
.logo-text { font-size: 1.05rem; font-weight: 700; color: var(--text-primary); letter-spacing: 0.5px; white-space: nowrap; }
.nav-cards { display: flex; align-items: center; gap: 8px; flex: 1; justify-content: center; }
.nav-card {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
  transition: all 0.25s ease;
}
.nav-card i { font-size: 0.85rem; color: var(--gold); opacity: 0.7; transition: opacity 0.25s; }
.nav-card:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-primary); border-color: rgba(212, 175, 100, 0.3); }
.nav-card:hover i { opacity: 1; }
.nav-card.active { background: rgba(212, 175, 100, 0.1); border-color: var(--gold); color: var(--gold); font-weight: 600; }
.nav-card.active i { opacity: 1; }
.nav-cta { flex-shrink: 0; }
.menu-toggle {
  display: none; background: none; border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 12px; color: var(--text-primary);
  font-size: 1.2rem; transition: all 0.25s;
}
.menu-toggle:hover { border-color: var(--gold); color: var(--gold); }

.hero {
  position: relative; min-height: 80vh;
  display: flex; align-items: center;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(13,13,18,0.94) 0%, rgba(13,13,18,0.72) 55%, rgba(13,13,18,0.4) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 680px; padding: 80px 0; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.6rem); font-weight: 800; line-height: 1.2; margin-bottom: 24px; color: var(--text-primary); }
.hero h1 .highlight { color: var(--gold); }
.hero-sub { font-size: 1.25rem; color: #c9c6bd; line-height: 1.7; margin-bottom: 36px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-trust { display: flex; gap: 48px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 28px; }
.trust-item { display: flex; flex-direction: column; }
.trust-number { font-size: 1.6rem; font-weight: 800; color: var(--gold); }
.trust-label { font-size: 0.82rem; color: var(--text-secondary); margin-top: 4px; }

.section-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 44px; }
.section-link { display: inline-flex; align-items: center; gap: 6px; color: var(--gold); font-size: 0.9rem; font-weight: 500; transition: color 0.25s; }
.section-link:hover { color: var(--gold-light); }
.section-link i { transition: transform 0.25s; }
.section-link:hover i { transform: translateX(4px); }

.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card { padding: 32px 28px; position: relative; overflow: hidden; }
.feature-card::after { content: ''; position: absolute; top: 0; right: 0; width: 60px; height: 60px; background: radial-gradient(circle, rgba(212,175,100,0.08) 0%, transparent 70%); }
.feature-icon { width: 54px; height: 54px; border-radius: 12px; background: rgba(212,175,100,0.12); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: var(--gold); margin-bottom: 20px; transition: all 0.3s; }
.feature-card:hover .feature-icon { background: var(--gold); color: #0d0d12; box-shadow: 0 6px 16px rgba(212,175,100,0.35); }
.feature-card h3 { font-size: 1.15rem; font-weight: 600; color: #f3f0e8; margin-bottom: 10px; }
.feature-card p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.65; margin-bottom: 16px; }
.feature-link { color: var(--gold); font-size: 0.85rem; font-weight: 500; display: inline-flex; align-items: center; gap: 4px; transition: gap 0.25s; }
.feature-link:hover { gap: 8px; }

.scenario-grid { display: flex; flex-direction: column; gap: 56px; }
.scenario-row { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.scenario-row.reverse .scenario-img { order: 2; }
.scenario-img { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); position: relative; }
.scenario-img img { width: 100%; height: 340px; object-fit: cover; transition: transform 0.5s ease; }
.scenario-img:hover img { transform: scale(1.03); }
.scenario-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(13,13,18,0.5) 100%); }
.scenario-content h3 { font-size: 1.4rem; font-weight: 700; color: var(--text-primary); margin-bottom: 14px; }
.scenario-content p { color: var(--text-secondary); margin-bottom: 20px; }
.scenario-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.scenario-list li { display: flex; align-items: center; gap: 10px; color: #c9c6bd; font-size: 0.92rem; }
.scenario-list li i { color: var(--gold); font-size: 0.85rem; }

.cases-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.case-card { background: var(--card-light); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); transition: all 0.35s; }
.case-card:hover { box-shadow: var(--shadow-hover); border-color: rgba(212,175,100,0.35); transform: translateY(-4px); }
.case-img { width: 100%; height: 220px; object-fit: cover; transition: transform 0.5s; }
.case-card:hover .case-img { transform: scale(1.03); }
.case-body { padding: 28px; }
.case-body h3 { font-size: 1.15rem; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.case-body p { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.6; margin-bottom: 16px; }
.case-metrics { display: flex; gap: 24px; padding-top: 16px; border-top: 1px solid var(--border); }
.metric-item { display: flex; flex-direction: column; }
.metric-value { font-size: 1.3rem; font-weight: 700; color: var(--gold); }
.metric-label { font-size: 0.75rem; color: var(--text-secondary); }

.news-section { background: var(--bg-light); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card-lg { display: grid; grid-template-columns: 1.2fr 1fr; gap: 0; overflow: hidden; }
.news-card-lg .news-img { height: 100%; min-height: 240px; }
.news-card { overflow: hidden; background: var(--card-bg); border-radius: var(--radius); border: 1px solid var(--border); transition: all 0.35s; }
.news-card:hover { box-shadow: var(--shadow-hover); border-color: rgba(212,175,100,0.3); transform: translateY(-4px); }
.news-img { width: 100%; height: 180px; object-fit: cover; transition: transform 0.5s; }
.news-card:hover .news-img { transform: scale(1.03); }
.news-body { padding: 24px; }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.news-meta .badge { font-size: 0.72rem; padding: 2px 10px; }
.news-date { font-size: 0.78rem; color: var(--text-secondary); }
.news-card h3 { font-size: 1rem; font-weight: 600; color: var(--text-primary); margin-bottom: 10px; line-height: 1.45; }
.news-card-lg h3 { font-size: 1.35rem; line-height: 1.4; }
.news-excerpt { color: var(--text-secondary); font-size: 0.85rem; line-height: 1.65; margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-link { display: inline-flex; align-items: center; gap: 6px; color: var(--gold); font-size: 0.85rem; font-weight: 500; }
.news-link:hover { gap: 10px; }
.news-empty { grid-column: 1 / -1; padding: 48px; text-align: center; background: var(--card-bg); border-radius: var(--radius); border: 1px dashed var(--border); color: var(--text-secondary); }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.pricing-card { position: relative; padding: 40px 32px; background: var(--card-bg); border-radius: var(--radius-lg); border: 1px solid var(--border); display: flex; flex-direction: column; }
.pricing-card.recommended { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(212,175,100,0.15), 0 12px 40px rgba(0,0,0,0.5); }
.pricing-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--gold); color: #0d0d12; font-size: 0.75rem; font-weight: 700; padding: 4px 16px; border-radius: 999px; white-space: nowrap; }
.pricing-name { font-size: 1.05rem; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.pricing-price { font-size: 2.4rem; font-weight: 800; color: var(--gold); margin-bottom: 4px; }
.pricing-price span { font-size: 0.95rem; font-weight: 400; color: var(--text-secondary); }
.pricing-note { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 24px; }
.pricing-list { list-style: none; flex: 1; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; color: #c9c6bd; }
.pricing-list li i { color: var(--gold); font-size: 0.8rem; margin-top: 6px; }
.pricing-card .btn { width: 100%; }

.faq-grid { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item { background: var(--card-bg); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; transition: border-color 0.3s; }
.faq-item.active { border-color: rgba(212,175,100,0.4); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 22px 28px; background: none; border: none; text-align: left; font-size: 1.02rem; font-weight: 600; color: var(--text-primary); transition: color 0.3s; }
.faq-question:hover { color: var(--gold); }
.faq-icon { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 0.9rem; color: var(--text-secondary); transition: all 0.3s; flex-shrink: 0; }
.faq-item.active .faq-icon { transform: rotate(45deg); border-color: var(--gold); color: var(--gold); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer-inner { padding: 0 28px 24px; color: #abaaa2; font-size: 0.92rem; line-height: 1.7; border-top: 1px solid rgba(255,255,255,0.04); padding-top: 16px; }

.cta-section { padding: 56px 0; }
.cta-box {
  background: var(--bg-light); border: 1px solid rgba(212,175,100,0.3);
  border-radius: var(--radius-lg); padding: 56px 48px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 32px;
  position: relative; overflow: hidden;
}
.cta-box::before { content: ''; position: absolute; top: -60px; right: -60px; width: 200px; height: 200px; background: radial-gradient(circle, rgba(212,175,100,0.12) 0%, transparent 70%); }
.cta-title { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); margin-bottom: 10px; }
.cta-sub { color: var(--text-secondary); font-size: 0.95rem; }

.site-footer { background: var(--bg-light); border-top: 1px solid rgba(212,175,100,0.3); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.4fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-desc { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; max-width: 280px; }
.footer-title { font-size: 0.95rem; font-weight: 600; color: var(--text-primary); margin-bottom: 20px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: var(--text-secondary); font-size: 0.88rem; transition: color 0.25s, padding-left 0.25s; }
.footer-links a:hover { color: var(--gold); padding-left: 4px; }
.footer-subscribe .subscribe-form { display: flex; gap: 10px; margin-top: 12px; }
.footer-subscribe input {
  flex: 1; background: var(--card-bg); border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px; padding: 12px 16px; color: var(--text-primary); font-size: 0.9rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.footer-subscribe input:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,175,100,0.15); }
.footer-subscribe input::placeholder { color: #6b6b64; }
.privacy-note { font-size: 0.78rem; color: #6b6b64; margin-top: 12px; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-copyright { color: var(--text-secondary); font-size: 0.82rem; }
.footer-copyright a { color: var(--gold); }
.footer-domain { color: #6b6b64; font-size: 0.78rem; }

@media (max-width: 1024px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
  .nav-cards { gap: 4px; }
  .nav-card { padding: 8px 10px; font-size: 0.82rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .scenario-row { grid-template-columns: 1fr; gap: 28px; }
  .scenario-row.reverse .scenario-img { order: 0; }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .news-card-lg { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section-pad { padding: 60px 0; }
  .menu-toggle { display: block; }
  .nav-cards {
    display: none; position: absolute; top: 76px; left: 0; right: 0;
    background: rgba(13,13,18,0.97); flex-direction: column; padding: 20px 24px;
    gap: 10px; border-bottom: 1px solid var(--border); backdrop-filter: blur(12px);
  }
  .nav-cards.open { display: flex; }
  .nav-card { width: 100%; justify-content: center; padding: 12px; }
  .nav-cta { display: none; }
  .nav-cta.open { display: block; position: absolute; bottom: 20px; left: 24px; right: 24px; text-align: center; }
  .nav-cta.open .btn { width: 100%; }
  .hero { min-height: auto; }
  .hero-content { padding: 60px 0; }
  .hero-trust { gap: 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .news-card-lg { grid-template-columns: 1fr; }
  .news-card-lg .news-img { min-height: 200px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-box { flex-direction: column; text-align: center; padding: 40px 24px; }
  .cta-box .btn { width: 100%; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .logo-text { font-size: 0.9rem; }
  .nav-panel { height: 64px; }
  .nav-cards { top: 64px; }
  .logo-icon { width: 36px; height: 36px; font-size: 1rem; }
  .hero h1 { font-size: 1.8rem; }
  .hero-sub { font-size: 1.05rem; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; }
  .scenario-img img { height: 240px; }
  .section-title { font-size: 1.3rem; }
}

/* roulang page: article */
:root {
            --bg-primary: #0d0d12;
            --bg-secondary: #12121a;
            --bg-card: #1c1c26;
            --bg-input: #1a1a23;
            --color-gold: #d4af64;
            --color-gold-light: #e4c37a;
            --color-gold-dark: #b89750;
            --color-red: #b3452e;
            --text-primary: #edeae3;
            --text-secondary: #9b9b93;
            --text-weak: #abaaa2;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-gold: rgba(212, 175, 100, 0.3);
            --radius-card: 12px;
            --radius-btn: 6px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.45);
            --container: 1200px;
            --article-width: 760px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
        }

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

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

        a:hover {
            color: var(--color-gold-light);
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        input,
        textarea {
            font-family: inherit;
        }

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

        /* ===== 导航栏 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-color);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
            border-radius: 8px;
            color: #0d0d12;
            font-size: 17px;
            box-shadow: 0 4px 14px rgba(212, 175, 100, 0.25);
        }

        .logo-text {
            font-size: 1.12rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
        }

        .nav-cards {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: nowrap;
        }

        .nav-card {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 8px 14px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-card i {
            font-size: 0.82rem;
            color: var(--color-gold);
            opacity: 0.7;
        }

        .nav-card:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(212, 175, 100, 0.3);
            color: var(--text-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
        }

        .nav-card.active {
            background: rgba(212, 175, 100, 0.1);
            border-color: rgba(212, 175, 100, 0.45);
            color: var(--color-gold);
        }

        .nav-card.active i {
            opacity: 1;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: 4px;
        }

        .nav-cta .btn {
            white-space: nowrap;
        }

        .menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-primary);
            font-size: 1.15rem;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }

        .menu-toggle:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 12px 26px;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-gold);
            color: #0d0d12;
            box-shadow: 0 2px 10px rgba(212, 175, 100, 0.15);
        }

        .btn-primary:hover {
            background: var(--color-gold-light);
            color: #0d0d12;
            box-shadow: 0 6px 18px rgba(212, 175, 100, 0.3);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            background: var(--color-gold-dark);
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.45);
            color: rgba(255, 255, 255, 0.85);
        }

        .btn-outline:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(212, 175, 100, 0.06);
            transform: translateY(-1px);
        }

        .btn-outline:active {
            background: rgba(212, 175, 100, 0.12);
            transform: translateY(0);
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 0.86rem;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.2s;
        }

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

        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.25);
        }

        .breadcrumb .current {
            color: var(--text-primary);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 320px;
        }

        .breadcrumb-back a {
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-secondary);
        }

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

        /* ===== 文章主体 ===== */
        .article-section {
            padding: 48px 0 64px;
            background: var(--bg-primary);
        }

        .article-wrap {
            max-width: var(--article-width);
            margin: 0 auto;
        }

        .article-header {
            margin-bottom: 36px;
        }

        .article-header .article-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            line-height: 1.35;
            color: var(--text-primary);
            font-weight: 800;
            margin-bottom: 18px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.84rem;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 20px;
        }

        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta .meta-item i {
            color: var(--color-gold);
            opacity: 0.7;
            font-size: 0.78rem;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(179, 69, 46, 0.15);
            color: #e57a62;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            line-height: 1.5;
        }

        .tag-gold {
            background: rgba(212, 175, 100, 0.12);
            color: var(--color-gold);
        }

        .article-content {
            font-size: 1.02rem;
            line-height: 1.9;
            color: #d9d6ce;
        }

        .article-content h2 {
            font-size: 1.45rem;
            color: var(--text-primary);
            font-weight: 700;
            margin: 40px 0 18px;
            line-height: 1.4;
            position: relative;
            padding-left: 16px;
        }

        .article-content h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 3px;
            background: var(--color-gold);
            border-radius: 999px;
        }

        .article-content h3 {
            font-size: 1.18rem;
            color: var(--text-primary);
            font-weight: 600;
            margin: 32px 0 14px;
            line-height: 1.5;
        }

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

        .article-content ul,
        .article-content ol {
            margin: 0 0 22px 24px;
        }

        .article-content li {
            margin-bottom: 10px;
        }

        .article-content a {
            color: var(--color-gold);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content blockquote {
            border-left: 3px solid var(--color-gold);
            background: rgba(212, 175, 100, 0.06);
            padding: 16px 20px;
            border-radius: 0 10px 10px 0;
            color: var(--text-weak);
            margin: 24px 0;
        }

        .article-content img {
            border-radius: 14px;
            margin: 24px 0;
            box-shadow: var(--shadow-card);
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--border-color);
            padding: 12px 14px;
            text-align: left;
        }

        .article-content th {
            background: rgba(212, 175, 100, 0.08);
            color: var(--color-gold);
            font-weight: 600;
        }

        .article-content code {
            background: rgba(255, 255, 255, 0.08);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.9em;
        }

        .article-footer-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding: 28px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            margin-top: 40px;
            margin-bottom: 48px;
        }

        .back-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-size: 0.88rem;
            transition: all 0.25s ease;
        }

        .back-btn:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(212, 175, 100, 0.06);
        }

        .not-found-box {
            text-align: center;
            padding: 80px 30px;
            background: var(--bg-card);
            border-radius: 16px;
            border: 1px solid var(--border-color);
        }

        .not-found-box .icon {
            font-size: 42px;
            color: var(--color-gold);
            opacity: 0.5;
            margin-bottom: 18px;
        }

        .not-found-box h2 {
            font-size: 1.4rem;
            margin-bottom: 12px;
        }

        .not-found-box p {
            color: var(--text-secondary);
            margin-bottom: 26px;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 56px 0;
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
        }

        .section-title-wrap {
            margin-bottom: 32px;
        }

        .section-title-wrap .section-pretitle {
            color: var(--color-gold);
            font-size: 0.82rem;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .section-title-wrap .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            position: relative;
            display: inline-block;
            padding-bottom: 10px;
        }

        .section-title-wrap .section-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 48px;
            height: 3px;
            background: var(--color-gold);
            border-radius: 99px;
        }

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

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

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-gold);
        }

        .related-card .card-img {
            position: relative;
            width: 100%;
            height: 178px;
            overflow: hidden;
        }

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

        .related-card:hover .card-img img {
            transform: scale(1.04);
        }

        .related-card .card-body {
            padding: 20px 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-card .card-title {
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.2s;
        }

        .related-card:hover .card-title {
            color: var(--color-gold);
        }

        .related-card .card-summary {
            font-size: 0.86rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex: 1;
        }

        .related-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-secondary);
        }

        .related-card .card-link {
            color: var(--color-gold);
            font-size: 0.82rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.2s ease;
        }

        .related-card .card-link:hover {
            gap: 8px;
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            background: var(--bg-secondary);
            padding: 56px 0;
            border-top: 1px solid var(--border-color);
        }

        .cta-box {
            position: relative;
            background: linear-gradient(135deg, rgba(18, 18, 26, 0.95), rgba(28, 28, 38, 0.98));
            border: 2px solid var(--border-gold);
            border-radius: 18px;
            padding: 56px 48px;
            text-align: center;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }

        .cta-box .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-box h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .cta-box p {
            max-width: 520px;
            margin: 0 auto 30px;
            color: var(--text-secondary);
            font-size: 0.98rem;
            line-height: 1.8;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(212, 175, 100, 0.3);
            padding-top: 56px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .logo-text {
            font-size: 1.05rem;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-top: 16px;
            max-width: 260px;
        }

        .footer-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--color-gold);
            border-radius: 99px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all 0.2s;
        }

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

        .footer-subscribe .text-secondary {
            color: var(--text-secondary);
            font-size: 0.86rem;
            margin-bottom: 14px;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            width: 100%;
        }

        .subscribe-form input {
            flex: 1;
            background: var(--bg-input);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--text-primary);
            font-size: 0.88rem;
            outline: none;
            transition: all 0.25s;
            min-width: 0;
        }

        .subscribe-form input:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(212, 175, 100, 0.15);
        }

        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.3);
        }

        .privacy-note {
            font-size: 0.76rem;
            color: rgba(255, 255, 255, 0.3);
            margin-top: 10px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-copyright {
            font-size: 0.82rem;
            color: var(--text-secondary);
        }

        .footer-copyright a {
            color: var(--text-secondary);
            transition: color 0.2s;
        }

        .footer-copyright a:hover {
            color: var(--color-gold);
        }

        .footer-domain a {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.25);
            transition: all 0.2s;
        }

        .footer-domain a:hover {
            color: var(--color-gold);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-card {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .nav-card i {
                font-size: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 900px) {
            .menu-toggle {
                display: flex;
            }
            .nav-cards {
                position: fixed;
                top: 60px;
                left: 16px;
                right: 16px;
                background: rgba(13, 13, 18, 0.98);
                backdrop-filter: blur(16px);
                border: 1px solid var(--border-color);
                border-radius: 16px;
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
                gap: 10px;
                display: none;
                z-index: 99;
                box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
            }
            .nav-cards.open {
                display: flex;
            }
            .nav-card {
                padding: 12px 16px;
                font-size: 0.95rem;
            }
            .nav-cta {
                margin-left: auto;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .related-card {
                flex-direction: row;
            }
            .related-card .card-img {
                width: 240px;
                height: auto;
                min-height: 100%;
                flex-shrink: 0;
            }
        }

        @media (max-width: 768px) {
            .breadcrumb-bar {
                padding: 10px 0;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
            .article-section {
                padding: 32px 0 48px;
            }
            .article-header .article-title {
                font-size: 1.5rem;
            }
            .cta-box {
                padding: 36px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .subscribe-form {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                gap: 10px;
            }
            .logo-text {
                font-size: 0.95rem;
            }
            .nav-cta .btn-sm {
                padding: 8px 14px;
                font-size: 0.78rem;
            }
            .related-card {
                flex-direction: column;
            }
            .related-card .card-img {
                width: 100%;
                height: 168px;
            }
            .article-meta {
                gap: 10px;
                font-size: 0.78rem;
            }
            .cta-box h2 {
                font-size: 1.25rem;
            }
            .cta-box p {
                font-size: 0.9rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .article-content {
                font-size: 0.98rem;
                line-height: 1.85;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #0d0d12;
            --bg-card: #17171f;
            --bg-card2: #1c1c26;
            --gold: #d4af64;
            --gold-hover: #e4c37a;
            --gold-active: #b89750;
            --accent-red: #b3452e;
            --text-main: #edeae3;
            --text-secondary: #9b9b93;
            --border: rgba(255, 255, 255, 0.08);
            --radius-card: 12px;
            --radius-btn: 6px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(212, 175, 100, 0.25);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

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

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

        /* ---------- Nav ---------- */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 18, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 16px 24px;
            max-width: 1280px;
            margin: 0 auto;
        }

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

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--gold), #a8823f);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0d0d12;
            font-size: 1.05rem;
            box-shadow: 0 0 18px rgba(212, 175, 100, 0.25);
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: 0.02em;
            white-space: nowrap;
            color: var(--text-main);
        }

        .nav-cards {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 6px;
        }

        .nav-card {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .nav-card i {
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: color 0.3s;
        }

        .nav-card:hover {
            background: rgba(212, 175, 100, 0.08);
            color: var(--gold);
        }

        .nav-card:hover i {
            color: var(--gold);
        }

        .nav-card.active {
            background: rgba(212, 175, 100, 0.12);
            border: 1px solid rgba(212, 175, 100, 0.4);
            color: var(--gold);
            box-shadow: 0 0 16px rgba(212, 175, 100, 0.08);
        }

        .nav-card.active i {
            color: var(--gold);
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 11px 24px;
            transition: all 0.3s ease;
            line-height: 1.4;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--gold);
            color: #0d0d12;
            box-shadow: 0 4px 14px rgba(212, 175, 100, 0.2);
        }

        .btn-primary:hover {
            background: var(--gold-hover);
            box-shadow: 0 6px 18px rgba(212, 175, 100, 0.3);
            transform: translateY(-1px);
        }

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

        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.45);
            color: #edeae3;
        }

        .btn-outline:hover {
            border-color: var(--gold);
            color: var(--gold);
            box-shadow: 0 0 20px rgba(212, 175, 100, 0.08);
        }

        .btn-outline:active {
            background: rgba(212, 175, 100, 0.1);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
        }

        /* Hamburger */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 10px;
            cursor: pointer;
        }

        .menu-toggle span {
            width: 22px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all 0.3s;
        }

        .mobile-nav {
            display: none;
            background: rgba(13, 13, 18, 0.98);
            border-top: 1px solid var(--border);
            padding: 16px 24px 20px;
        }

        .mobile-nav .nav-cards {
            flex-direction: column;
            align-items: stretch;
            background: transparent;
            border: none;
            padding: 0;
            gap: 8px;
        }

        .mobile-nav .nav-card {
            padding: 14px 16px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border);
            font-size: 0.92rem;
        }

        /* ---------- Hero ---------- */
        .page-hero {
            position: relative;
            padding: 90px 0 70px;
            background: linear-gradient(135deg, rgba(13, 13, 18, 0.92), rgba(13, 13, 18, 0.75)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-bottom: 1px solid var(--border);
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 13, 18, 0.3) 0%, rgba(13, 13, 18, 0.6) 100%);
            pointer-events: none;
        }

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

        .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 28px;
        }

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

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

        .breadcrumb i {
            font-size: 0.65rem;
            color: rgba(255, 255, 255, 0.3);
        }

        .page-hero h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.01em;
            color: var(--text-main);
            margin-bottom: 18px;
        }

        .page-hero h1 .gold-highlight {
            color: var(--gold);
        }

        .page-hero .lead {
            font-size: 1.15rem;
            line-height: 1.7;
            color: #c9c6bd;
            max-width: 640px;
            margin-bottom: 32px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
        }

        .hero-stat .label {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ---------- Section common ---------- */
        .section {
            padding: 84px 0;
            position: relative;
        }

        .section.alt {
            background: #101018;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--gold);
            background: rgba(212, 175, 100, 0.08);
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: clamp(1.4rem, 2.8vw, 2rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .section-desc {
            color: var(--text-secondary);
            max-width: 720px;
            margin-bottom: 40px;
            font-size: 0.95rem;
        }

        .gold-divider {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--gold), rgba(212, 175, 100, 0.1));
            border-radius: 4px;
            margin-bottom: 16px;
        }

        /* ---------- Feature cards ---------- */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }

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

        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(212, 175, 100, 0.08);
            border: 1px solid rgba(212, 175, 100, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.2rem;
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #f3f0e8;
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ---------- Scene cards ---------- */
        .scene-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 48px;
        }

        .scene-block:nth-child(odd) .scene-img {
            order: 1;
        }

        .scene-block:nth-child(odd) .scene-text {
            order: 2;
        }

        .scene-img {
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .scene-img img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .scene-img:hover img {
            transform: scale(1.02);
        }

        .scene-text h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-main);
        }

        .scene-text p {
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            font-size: 0.93rem;
        }

        .scene-list {
            list-style: none;
            padding: 0;
        }

        .scene-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 6px 0;
            font-size: 0.9rem;
            color: #c5c2b9;
        }

        .scene-list li i {
            color: var(--gold);
            font-size: 0.85rem;
            margin-top: 5px;
        }

        /* ---------- Steps ---------- */
        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-card {
            background: var(--bg-card2);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            text-align: center;
            position: relative;
            transition: all 0.3s;
        }

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

        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(212, 175, 100, 0.1);
            border: 1px solid rgba(212, 175, 100, 0.3);
            color: var(--gold);
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1rem;
        }

        .step-card h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: #f3f0e8;
        }

        .step-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .step-arrow {
            position: absolute;
            top: 50%;
            right: -14px;
            transform: translateY(-50%);
            color: var(--gold);
            font-size: 0.9rem;
            z-index: 2;
            opacity: 0.5;
        }

        /* ---------- Show cards ---------- */
        .show-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .show-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }

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

        .show-thumb {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }

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

        .show-card:hover .show-thumb img {
            transform: scale(1.04);
        }

        .show-thumb .badge {
            position: absolute;
            top: 14px;
            left: 14px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.73rem;
            font-weight: 600;
            background: rgba(13, 13, 18, 0.7);
            color: var(--gold);
            border: 1px solid rgba(212, 175, 100, 0.3);
            backdrop-filter: blur(4px);
        }

        .badge-red {
            background: rgba(179, 69, 46, 0.85);
            color: #fff;
            border-color: transparent;
        }

        .show-body {
            padding: 24px;
        }

        .show-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .show-body p {
            font-size: 0.87rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 14px;
        }

        .show-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--text-secondary);
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }

        .show-meta .price {
            color: var(--gold);
            font-weight: 700;
            margin-left: auto;
        }

        /* ---------- Empty / notice ---------- */
        .notice-card {
            background: rgba(212, 175, 100, 0.04);
            border: 1px dashed rgba(212, 175, 100, 0.25);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            gap: 20px;
            margin-top: 32px;
        }

        .notice-card i {
            color: var(--gold);
            font-size: 1.4rem;
            flex-shrink: 0;
        }

        .notice-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .notice-card strong {
            color: #e8e4db;
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color 0.3s;
        }

        .faq-item.open {
            border-color: rgba(212, 175, 100, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            transition: background 0.3s;
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }

        .faq-question h3 {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin: 0;
        }

        .faq-icon {
            font-size: 1rem;
            color: var(--text-secondary);
            transition: all 0.35s ease;
            flex-shrink: 0;
            width: 22px;
            text-align: center;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--gold);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: #abaaa2;
            font-size: 0.9rem;
            line-height: 1.7;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding-top: 14px;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            background: #101018;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 175, 100, 0.07) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-box {
            background: linear-gradient(135deg, #1c1c26 0%, #16161f 100%);
            border: 1px solid rgba(212, 175, 100, 0.25);
            border-radius: 20px;
            padding: 48px 54px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 28px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
            position: relative;
            z-index: 2;
        }

        .cta-box h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .cta-box p {
            color: var(--text-secondary);
            font-size: 0.92rem;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: #0a0a0f;
            border-top: 1px solid rgba(212, 175, 100, 0.3);
            padding: 70px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
            gap: 44px;
            margin-bottom: 50px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--text-secondary);
        }

        .footer-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #e8e4db;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
        }

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

        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color 0.3s;
        }

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

        .subscribe-form {
            display: flex;
            gap: 8px;
            margin-bottom: 10px;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 0;
            background: #1a1a23;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--text-main);
            font-size: 0.85rem;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .subscribe-form input::placeholder {
            color: #6a6a64;
        }

        .subscribe-form input:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(212, 175, 100, 0.15);
            outline: none;
        }

        .privacy-note {
            font-size: 0.75rem;
            color: #6a6a64;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-copyright {
            font-size: 0.82rem;
            color: var(--text-secondary);
        }

        .footer-copyright a {
            color: var(--text-secondary);
        }

        .footer-copyright a:hover {
            color: var(--gold);
        }

        .footer-domain a {
            font-size: 0.82rem;
            color: var(--text-secondary);
        }

        .footer-domain a:hover {
            color: var(--gold);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .show-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-cards {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-nav.active {
                display: block;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .scene-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .scene-block:nth-child(odd) .scene-img {
                order: 0;
            }
            .scene-block:nth-child(odd) .scene-text {
                order: 0;
            }
            .cta-box {
                padding: 32px 28px;
                flex-direction: column;
                align-items: flex-start;
            }
            .page-hero {
                padding: 60px 0 50px;
            }
        }

        @media (max-width: 640px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .step-grid {
                grid-template-columns: 1fr;
            }
            .show-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .header-inner {
                padding: 12px 16px;
            }
            .hero-stats {
                gap: 16px;
                flex-direction: column;
            }
            .notice-card {
                flex-direction: column;
                text-align: center;
            }
            .step-arrow {
                display: none;
            }
        }

        @media (min-width: 641px) and (max-width: 1024px) {
            .step-card:nth-child(2) .step-arrow {
                display: none;
            }
            .step-card:nth-child(4) .step-arrow {
                display: none;
            }
        }

        @media (min-width: 1025px) {
            .step-card:nth-child(4) .step-arrow {
                display: none;
            }
        }

        /* Focus visibility */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
        }

/* roulang page: category1 */
:root{
  --bg:#0d0d12;
  --surface:#17171f;
  --surface-2:#1c1c26;
  --gold:#d4af64;
  --gold-light:#e4c37a;
  --gold-dark:#b89750;
  --crimson:#b3452e;
  --text-main:#edeae3;
  --text-sub:#9b9b93;
  --border:rgba(255,255,255,0.08);
  --radius:12px;
  --radius-lg:16px;
  --shadow-card:0 6px 24px rgba(0,0,0,0.35);
  --shadow-hover:0 12px 36px rgba(0,0,0,0.45);
  --font-stack:"PingFang SC","Microsoft YaHei","Noto Sans SC","Segoe UI",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-stack);background:var(--bg);color:var(--text-main);line-height:1.75;font-size:1rem;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.text-secondary{color:var(--text-sub);}
a:focus-visible,.btn:focus-visible,.nav-card:focus-visible,.nav-toggle:focus-visible,.page-btn:focus-visible,.faq-q:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}

/* ===== Header / Nav ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(13,13,18,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);}
.header-inner{display:flex;align-items:center;gap:20px;padding:14px 24px;max-width:1200px;margin:0 auto;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--gold),var(--gold-dark));display:flex;align-items:center;justify-content:center;color:#0d0d12;font-size:18px;box-shadow:0 4px 14px rgba(212,175,100,.25);}
.logo-text{font-weight:800;font-size:1.02rem;color:var(--text-main);letter-spacing:.5px;white-space:nowrap;}
.nav-cards{display:flex;gap:8px;justify-content:center;flex:1;flex-wrap:wrap;}
.nav-card{display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border-radius:10px;background:var(--surface);border:1px solid var(--border);color:var(--text-sub);font-size:.85rem;font-weight:500;transition:all .25s;white-space:nowrap;}
.nav-card i{color:var(--gold);opacity:.8;font-size:.9rem;}
.nav-card:hover{color:var(--gold);border-color:rgba(212,175,100,.45);transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.3);}
.nav-card:active{transform:translateY(0);}
.nav-card.active{color:var(--gold);border-color:rgba(212,175,100,.55);background:rgba(212,175,100,.1);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-toggle{display:none;background:var(--surface);border:1px solid var(--border);color:var(--text-main);width:42px;height:42px;border-radius:10px;font-size:1rem;cursor:pointer;align-items:center;justify-content:center;transition:border-color .25s,color .25s;}
.nav-toggle:hover{border-color:rgba(212,175,100,.45);color:var(--gold);}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:6px;font-weight:600;font-size:.95rem;transition:all .25s;cursor:pointer;border:1px solid transparent;line-height:1.2;}
.btn-primary{background:var(--gold);color:#0d0d12;padding:13px 28px;}
.btn-primary:hover{background:var(--gold-light);box-shadow:0 6px 18px rgba(212,175,100,.3);transform:translateY(-2px);}
.btn-primary:active{background:var(--gold-dark);transform:translateY(0);}
.btn-ghost{background:transparent;color:rgba(255,255,255,.85);border-color:rgba(255,255,255,.35);padding:13px 28px;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);background:rgba(212,175,100,.06);}
.btn-ghost:active{background:rgba(212,175,100,.12);}
.btn-sm{padding:9px 16px;font-size:.85rem;}
.btn-lg{padding:15px 34px;font-size:1rem;}

/* ===== Page Banner ===== */
.page-banner{position:relative;background-size:cover;background-position:center 30%;min-height:440px;display:flex;align-items:center;overflow:hidden;}
.banner-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,13,18,.74) 0%,rgba(13,13,18,.88) 70%,var(--bg) 100%);}
.banner-content{position:relative;z-index:2;width:100%;padding:72px 0 48px;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--text-sub);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-sub);transition:color .25s;}
.breadcrumb a:hover{color:var(--gold);}
.breadcrumb .sep{color:rgba(255,255,255,.25);}
.breadcrumb .current{color:var(--gold);}
.page-banner h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;line-height:1.2;margin-bottom:20px;color:#fff;}
.page-banner h1 .brand-highlight{color:var(--gold);}
.banner-lead{font-size:1.1rem;line-height:1.8;color:#c9c6bd;max-width:760px;margin-bottom:36px;}
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:640px;margin-top:8px;}
.trust-item{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:12px;padding:16px 18px;text-align:center;backdrop-filter:blur(4px);}
.trust-num{font-size:1.5rem;font-weight:800;color:var(--gold);line-height:1.2;}
.trust-label{font-size:.78rem;color:var(--text-sub);margin-top:4px;letter-spacing:.5px;}

/* ===== Sections ===== */
.section-block{padding:68px 0;}
.section-head{margin-bottom:38px;}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;letter-spacing:2px;color:var(--gold);text-transform:uppercase;margin-bottom:10px;}
.section-title{font-size:clamp(1.4rem,3vw,2.1rem);font-weight:700;line-height:1.3;margin-bottom:12px;}
.gold-line{display:inline-block;width:48px;height:3px;background:linear-gradient(90deg,var(--gold),transparent);border-radius:999px;}
.section-sub{color:var(--text-sub);font-size:.95rem;max-width:680px;line-height:1.8;}

.badge{display:inline-flex;align-items:center;background:rgba(212,175,100,.12);border:1px solid rgba(212,175,100,.25);color:var(--gold);font-size:.72rem;padding:3px 10px;border-radius:999px;letter-spacing:.5px;}

/* ===== Feature Cards ===== */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-card);transition:all .3s;position:relative;overflow:hidden;}
.feature-card::after{content:"";position:absolute;top:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--gold),transparent);opacity:0;transition:opacity .3s;}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(212,175,100,.3);}
.feature-card:hover::after{opacity:1;}
.feature-icon{width:52px;height:52px;border-radius:12px;background:rgba(212,175,100,.12);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:18px;border:1px solid rgba(212,175,100,.2);}
.feature-card h3{font-size:1.12rem;font-weight:600;color:#f3f0e8;margin-bottom:10px;}
.feature-card p{font-size:.9rem;color:var(--text-sub);line-height:1.7;}
.feature-more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:.85rem;color:var(--gold);font-weight:500;transition:gap .25s;}
.feature-more:hover{gap:10px;}

/* ===== Content Cards ===== */
.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card);transition:all .3s;display:flex;flex-direction:column;}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(212,175,100,.3);}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/10;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-tag{position:absolute;top:12px;left:12px;background:rgba(13,13,18,.82);border:1px solid rgba(212,175,100,.45);color:var(--gold);font-size:.72rem;padding:4px 12px;border-radius:999px;letter-spacing:.5px;backdrop-filter:blur(4px);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card-meta{display:flex;align-items:center;justify-content:space-between;font-size:.78rem;color:var(--text-sub);margin-bottom:10px;}
.card-title{font-size:1.12rem;font-weight:600;color:#f3f0e8;line-height:1.4;margin-bottom:10px;transition:color .25s;}
.card:hover .card-title{color:var(--gold-light);}
.card-text{font-size:.88rem;color:var(--text-sub);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.card-metrics{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;border-top:1px solid var(--border);padding-top:14px;}
.metric{font-size:.75rem;color:var(--text-sub);background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:8px;padding:5px 10px;display:inline-flex;gap:5px;align-items:center;}
.metric i{color:var(--gold);font-size:.75rem;}
.metric strong{color:#d8d5cd;font-weight:500;}
.card-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:.85rem;color:var(--gold);font-weight:500;transition:gap .25s;}
.card-link:hover{gap:10px;}
.card-horizontal{grid-column:span 3;flex-direction:row;align-items:stretch;}
.card-horizontal .card-media{width:45%;aspect-ratio:auto;min-height:240px;}
.card-horizontal .card-body{padding:28px 30px;}
.card-horizontal .card-text{-webkit-line-clamp:3;}
.empty-note{margin-top:24px;background:rgba(255,255,255,.02);border:1px dashed rgba(255,255,255,.16);border-radius:12px;padding:20px 24px;text-align:center;color:var(--text-sub);font-size:.9rem;}
.empty-note i{color:var(--gold);margin-right:6px;}

/* ===== Pagination ===== */
.pagination{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:32px;}
.page-btn{width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text-sub);font-weight:600;transition:all .25s;cursor:pointer;}
.page-btn:hover{border-color:rgba(212,175,100,.5);color:var(--gold);}
.page-btn.active{background:var(--gold);color:#0d0d12;border-color:var(--gold);box-shadow:0 6px 18px rgba(212,175,100,.25);}

/* ===== Route Rows ===== */
.route-block{background:linear-gradient(180deg,rgba(255,255,255,.02),transparent);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.route-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:48px;}
.route-row:last-child{margin-bottom:0;}
.route-row.reverse .route-media{order:2;}
.route-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);position:relative;aspect-ratio:4/3;}
.route-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.route-media:hover img{transform:scale(1.03);}
.route-content h3{font-size:1.3rem;font-weight:700;margin-bottom:12px;color:#f3f0e8;}
.route-content p{color:var(--text-sub);font-size:.95rem;line-height:1.8;margin-bottom:18px;}
.route-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
.route-list li{display:flex;align-items:center;gap:10px;font-size:.9rem;color:#d8d5cd;}
.route-list li i{color:var(--gold);font-size:.85rem;}

/* ===== Steps ===== */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px;position:relative;transition:all .3s;}
.step-card:hover{border-color:rgba(212,175,100,.3);transform:translateY(-4px);}
.step-num{font-size:1.6rem;font-weight:800;color:rgba(212,175,100,.35);line-height:1;margin-bottom:14px;}
.step-card h3{font-size:1.05rem;font-weight:600;margin-bottom:8px;color:#f3f0e8;}
.step-card p{font-size:.85rem;color:var(--text-sub);line-height:1.7;}

/* ===== FAQ ===== */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:14px;overflow:hidden;transition:border-color .3s;}
.faq-item.open{border-color:rgba(212,175,100,.4);}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;cursor:pointer;user-select:none;}
.faq-q h3{font-size:1.02rem;font-weight:600;color:var(--text-main);line-height:1.5;}
.faq-icon{flex-shrink:0;width:30px;height:30px;border-radius:8px;border:1px solid rgba(212,175,100,.35);color:var(--gold);display:flex;align-items:center;justify-content:center;transition:transform .3s,background .3s;}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(212,175,100,.12);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a-inner{padding:0 22px 20px;color:#abaaa2;font-size:.92rem;line-height:1.75;}

/* ===== CTA ===== */
.cta-band{background:#0a0a0f;border-top:1px solid rgba(212,175,100,.25);border-bottom:1px solid var(--border);position:relative;overflow:hidden;padding:64px 0;}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 70% 50%,rgba(212,175,100,.14),transparent 55%);}
.cta-inner{position:relative;z-index:2;background:rgba(212,175,100,.05);border:1px solid rgba(212,175,100,.35);border-radius:var(--radius-lg);padding:48px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;box-shadow:var(--shadow-card);}
.cta-inner h2{font-size:clamp(1.3rem,2.6vw,1.9rem);font-weight:700;margin-bottom:10px;color:#f3f0e8;}
.cta-inner p{color:var(--text-sub);font-size:.95rem;max-width:520px;line-height:1.7;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ===== Footer ===== */
.site-footer{background:#0a0a0f;border-top:1px solid rgba(212,175,100,.3);padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.6fr;gap:44px;padding-bottom:36px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-desc{color:var(--text-sub);font-size:.88rem;line-height:1.75;max-width:320px;}
.footer-title{font-size:.95rem;font-weight:600;color:#f3f0e8;margin-bottom:16px;letter-spacing:.5px;}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:var(--text-sub);font-size:.88rem;transition:color .25s,padding-left .25s;}
.footer-links a:hover{color:var(--gold);padding-left:4px;}
.footer-subscribe p{margin-bottom:12px;font-size:.85rem;}
.subscribe-form{display:flex;gap:10px;}
.subscribe-form input{flex:1;background:#1a1a23;border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:11px 14px;color:var(--text-main);font-size:.88rem;transition:border-color .25s,box-shadow .25s;}
.subscribe-form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,175,100,.15);}
.subscribe-form input::placeholder{color:#6f6f6a;}
.privacy-note{font-size:.76rem;color:#6f6f6a;margin-top:10px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;border-top:1px solid var(--border);flex-wrap:wrap;}
.footer-copyright{font-size:.83rem;color:var(--text-sub);}
.footer-copyright a{color:var(--text-sub);transition:color .25s;}
.footer-copyright a:hover{color:var(--gold);}
.footer-domain a{font-size:.83rem;color:#6f6f6a;transition:color .25s;}
.footer-domain a:hover{color:var(--gold);}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .steps-grid{grid-template-columns:repeat(2,1fr);}
  .nav-card{padding:8px 11px;font-size:.8rem;}
  .logo-text{font-size:.95rem;}
}
@media (max-width:860px){
  .nav-cards{position:fixed;top:70px;left:16px;right:16px;flex-direction:column;background:rgba(13,13,18,.97);border:1px solid var(--border);border-radius:16px;padding:16px;display:none;box-shadow:0 20px 50px rgba(0,0,0,.55);}
  .nav-cards.open{display:flex;}
  .nav-toggle{display:inline-flex;}
  .header-inner .btn-sm{display:none;}
  .header-actions{margin-left:auto;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section-block{padding:48px 0;}
  .page-banner{min-height:380px;}
  .banner-content{padding:52px 0 36px;}
  .trust-bar{grid-template-columns:repeat(2,1fr);gap:12px;}
  .feature-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .content-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .card-horizontal{grid-column:span 2;flex-direction:column;}
  .card-horizontal .card-media{width:100%;aspect-ratio:16/10;}
  .route-row{grid-template-columns:1fr;gap:24px;}
  .route-row.reverse .route-media{order:0;}
  .steps-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .feature-grid{grid-template-columns:1fr;}
  .content-grid{grid-template-columns:1fr;}
  .card-horizontal{grid-column:span 1;}
  .steps-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .page-banner h1{font-size:1.7rem;}
  .banner-lead{font-size:.98rem;}
  .trust-bar{grid-template-columns:repeat(2,1fr);}
  .subscribe-form{flex-direction:column;}
  .cta-inner{padding:32px 22px;}
  .header-inner{padding:12px 16px;gap:10px;}
  .logo-text{font-size:.85rem;}
}

/* roulang page: category3 */
:root {
      --bg-dark: #0d0d12;
      --bg-card: #17171f;
      --bg-card-light: #1c1c26;
      --gold: #d4af64;
      --gold-light: #e4c37a;
      --gold-dark: #b89750;
      --red: #b3452e;
      --text-main: #edeae3;
      --text-secondary: #9b9b93;
      --border-color: rgba(255, 255, 255, 0.08);
      --radius-card: 12px;
      --radius-btn: 6px;
      --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
      --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.45);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
      background: var(--bg-dark);
      color: var(--text-main);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

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

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

    .section {
      padding: 72px 0;
      position: relative;
    }

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

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

    .section-head h2 {
      font-size: clamp(1.4rem, 3vw, 2.2rem);
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.3;
      position: relative;
      display: inline-block;
    }

    .section-head h2::after {
      content: "";
      display: block;
      width: 48px;
      height: 3px;
      background: var(--gold);
      border-radius: 2px;
      margin: 16px auto 0;
    }

    .section-head p {
      color: var(--text-secondary);
      max-width: 640px;
      margin: 12px auto 0;
      font-size: 1rem;
    }

    /* ===== Navbar ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(13, 13, 18, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }

    .navbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 72px;
    }

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

    .logo-icon {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(212, 175, 100, 0.2), rgba(212, 175, 100, 0.05));
      border: 1px solid rgba(212, 175, 100, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--gold);
      font-size: 18px;
    }

    .logo-text {
      font-size: 1.1rem;
      font-weight: 800;
      letter-spacing: 0.02em;
      color: var(--text-main);
      white-space: nowrap;
    }

    /* 卡片化导航面板 */
    .nav-cards {
      display: flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 6px;
    }

    .nav-card {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 8px 14px;
      border-radius: 10px;
      color: var(--text-secondary);
      font-size: 0.88rem;
      font-weight: 500;
      transition: all 0.25s ease;
    }

    .nav-card i {
      font-size: 0.85rem;
      color: var(--text-secondary);
      transition: color 0.25s ease;
    }

    .nav-card:hover {
      color: var(--text-main);
      background: rgba(255, 255, 255, 0.06);
    }

    .nav-card:hover i {
      color: var(--gold);
    }

    .nav-card.active {
      color: var(--gold);
      background: rgba(212, 175, 100, 0.1);
      border: 1px solid rgba(212, 175, 100, 0.3);
    }

    .nav-card.active i {
      color: var(--gold);
    }

    .nav-cta {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-hamburger {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-color);
      color: var(--text-main);
      font-size: 18px;
      cursor: pointer;
      align-items: center;
      justify-content: center;
    }

    @media (max-width: 1024px) {
      .nav-cards {
        display: none;
      }

      .nav-hamburger {
        display: flex;
      }

      .nav-cards.open {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        position: absolute;
        top: 70px;
        left: 16px;
        right: 16px;
        background: #13131b;
        border: 1px solid var(--border-color);
        border-radius: 16px;
        padding: 12px;
        z-index: 99;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
      }

      .nav-card {
        padding: 12px 16px;
      }
    }

    @media (max-width: 520px) {
      .logo-text {
        font-size: 0.92rem;
      }

      .logo-icon {
        width: 34px;
        height: 34px;
        font-size: 15px;
      }

      .btn-sm {
        padding: 8px 14px !important;
        font-size: 0.8rem !important;
      }
    }

    /* ===== Button ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 600;
      border-radius: var(--radius-btn);
      transition: all 0.3s ease;
      cursor: pointer;
      white-space: nowrap;
      padding: 12px 24px;
      font-size: 0.95rem;
    }

    .btn-primary {
      background: var(--gold);
      color: #111014;
      box-shadow: 0 4px 14px rgba(212, 175, 100, 0.2);
    }

    .btn-primary:hover {
      background: var(--gold-light);
      box-shadow: 0 6px 18px rgba(212, 175, 100, 0.3);
      transform: translateY(-2px);
    }

    .btn-primary:active {
      background: var(--gold-dark);
      transform: translateY(0);
    }

    .btn-outline {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.7);
      color: rgba(255, 255, 255, 0.85);
    }

    .btn-outline:hover {
      border-color: var(--gold);
      color: var(--gold);
      background: rgba(212, 175, 100, 0.05);
    }

    .btn-outline:active {
      background: rgba(212, 175, 100, 0.1);
    }

    .btn-sm {
      padding: 10px 20px;
      font-size: 0.88rem;
    }

    /* ===== Page Hero ===== */
    .page-hero {
      position: relative;
      min-height: 42vh;
      display: flex;
      align-items: center;
      padding: 80px 0 100px;
      background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(13, 13, 18, 0.92) 0%, rgba(13, 13, 18, 0.75) 50%, rgba(13, 13, 18, 0.55) 100%);
    }

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

    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--text-secondary);
      margin-bottom: 20px;
      flex-wrap: wrap;
    }

    .breadcrumb a {
      color: var(--text-secondary);
      transition: color 0.2s ease;
    }

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

    .breadcrumb .sep {
      color: rgba(255, 255, 255, 0.3);
    }

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

    .page-hero h1 {
      font-size: clamp(2rem, 5vw, 3.4rem);
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 18px;
      color: var(--text-main);
    }

    .page-hero .hero-lead {
      font-size: 1.15rem;
      color: rgba(255, 255, 255, 0.78);
      max-width: 720px;
      line-height: 1.7;
    }

    .hero-tags {
      display: flex;
      gap: 10px;
      margin-top: 24px;
      flex-wrap: wrap;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      font-size: 0.82rem;
      color: var(--text-secondary);
    }

    .hero-tag i {
      color: var(--gold);
    }

    /* ===== Cards ===== */
    .card {
      background: var(--bg-card);
      border-radius: var(--radius-card);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-card);
      transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
      overflow: hidden;
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(212, 175, 100, 0.3);
    }

    .package-card {
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .package-card .card-img {
      position: relative;
      height: 190px;
      overflow: hidden;
    }

    .package-card .card-img img {
      width: 100%;
      height: 100%;
      transition: transform 0.4s ease;
    }

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

    .package-card .card-img::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(0, 0, 0, 0) 40%, rgba(13, 13, 18, 0.7) 100%);
    }

    .card-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      background: var(--gold);
      color: #111014;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 999px;
    }

    .card-badge.red {
      background: var(--red);
      color: #fff;
    }

    .package-card .card-body {
      display: flex;
      flex-direction: column;
      flex: 1;
      padding: 20px;
    }

    .card-meta {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.78rem;
      color: var(--text-secondary);
      margin-bottom: 10px;
    }

    .card-meta i {
      color: var(--gold);
      font-size: 0.75rem;
    }

    .package-card h3 {
      font-size: 1.12rem;
      font-weight: 600;
      color: #f3f0e8;
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .package-card .desc {
      font-size: 0.88rem;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .package-card .card-footer {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }

    .price {
      display: flex;
      align-items: baseline;
      gap: 4px;
    }

    .price .cur {
      font-size: 0.8rem;
      color: var(--gold);
    }

    .price .num {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--gold);
    }

    .price .unit {
      font-size: 0.78rem;
      color: var(--text-secondary);
    }

    .link-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--text-secondary);
      transition: color 0.2s ease;
    }

    .link-more:hover {
      color: var(--gold);
    }

    .link-more i {
      font-size: 0.75rem;
    }

    /* ===== Feature Cards ===== */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .feature-card {
      background: var(--bg-card-light);
      border-radius: var(--radius-card);
      border: 1px solid var(--border-color);
      padding: 32px 24px;
      text-align: center;
      transition: all 0.3s ease;
    }

    .feature-card:hover {
      border-color: rgba(212, 175, 100, 0.3);
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
    }

    .feature-icon {
      width: 56px;
      height: 56px;
      border-radius: 16px;
      background: rgba(212, 175, 100, 0.08);
      border: 1px solid rgba(212, 175, 100, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 18px;
      color: var(--gold);
      font-size: 22px;
    }

    .feature-card h3 {
      font-size: 1.05rem;
      font-weight: 600;
      color: #f3f0e8;
      margin-bottom: 8px;
    }

    .feature-card p {
      font-size: 0.85rem;
      color: var(--text-secondary);
      line-height: 1.65;
    }

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

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

    /* ===== Process ===== */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .process-item {
      position: relative;
      text-align: center;
      padding: 28px 16px;
      background: rgba(255, 255, 255, 0.02);
      border-radius: var(--radius-card);
      border: 1px solid var(--border-color);
    }

    .process-num {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: rgba(212, 175, 100, 0.12);
      border: 1px solid rgba(212, 175, 100, 0.3);
      color: var(--gold);
      font-weight: 700;
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
    }

    .process-item h3 {
      font-size: 0.95rem;
      font-weight: 600;
      color: #f3f0e8;
      margin-bottom: 6px;
    }

    .process-item p {
      font-size: 0.82rem;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    .process-item:not(:last-child)::after {
      content: "\f054";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      right: -18px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--gold);
      font-size: 12px;
      opacity: 0.5;
      z-index: 2;
    }

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

      .process-item:not(:last-child)::after {
        display: none;
      }
    }

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

    /* ===== Stats Bar ===== */
    .stats-bar {
      background: var(--bg-card);
      border-radius: 16px;
      border: 1px solid var(--border-color);
      padding: 40px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }

    .stat-item .num {
      font-size: 2rem;
      font-weight: 800;
      color: var(--gold);
    }

    .stat-item .label {
      font-size: 0.85rem;
      color: var(--text-secondary);
      margin-top: 4px;
    }

    @media (max-width: 768px) {
      .stats-bar {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      max-width: 760px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-card);
      border-radius: var(--radius-card);
      border: 1px solid var(--border-color);
      margin-bottom: 14px;
      overflow: hidden;
      transition: border-color 0.3s ease;
    }

    .faq-item:hover {
      border-color: rgba(212, 175, 100, 0.2);
    }

    .faq-item.open {
      border-color: rgba(212, 175, 100, 0.4);
    }

    .faq-q {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 24px;
      cursor: pointer;
      gap: 16px;
    }

    .faq-q h3 {
      font-size: 1rem;
      font-weight: 600;
      color: #f3f0e8;
      line-height: 1.5;
    }

    .faq-icon {
      flex-shrink: 0;
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-secondary);
      transition: all 0.3s ease;
      font-size: 0.85rem;
    }

    .faq-item.open .faq-icon {
      color: var(--gold);
      border-color: rgba(212, 175, 100, 0.4);
      transform: rotate(45deg);
    }

    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
    }

    .faq-a-inner {
      padding: 0 24px 20px;
      color: #abaaa2;
      font-size: 0.9rem;
      line-height: 1.7;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }

    /* ===== CTA ===== */
    .cta-block {
      position: relative;
      background: var(--bg-card);
      border-radius: 20px;
      border: 1px solid rgba(212, 175, 100, 0.25);
      padding: 56px 48px;
      text-align: center;
      overflow: hidden;
    }

    .cta-block::before {
      content: "";
      position: absolute;
      top: -40%;
      right: -20%;
      width: 300px;
      height: 300px;
      background: radial-gradient(circle, rgba(212, 175, 100, 0.12) 0%, transparent 70%);
    }

    .cta-block h2 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      position: relative;
    }

    .cta-block p {
      color: var(--text-secondary);
      max-width: 520px;
      margin: 0 auto 28px;
      position: relative;
    }

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

    @media (max-width: 520px) {
      .cta-block {
        padding: 40px 20px;
      }

      .cta-block h2 {
        font-size: 1.4rem;
      }
    }

    /* ===== Pagination ===== */
    .pagination {
      display: flex;
      justify-content: center;
      gap: 8px;
      margin-top: 48px;
      flex-wrap: wrap;
    }

    .page-btn {
      width: 42px;
      height: 42px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      color: var(--text-secondary);
      font-size: 0.9rem;
      font-weight: 600;
      transition: all 0.25s ease;
      cursor: pointer;
    }

    .page-btn:hover {
      border-color: rgba(212, 175, 100, 0.4);
      color: var(--gold);
    }

    .page-btn.active {
      background: var(--gold);
      border-color: var(--gold);
      color: #111014;
    }

    .page-btn.disabled {
      opacity: 0.45;
      cursor: not-allowed;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: #0a0a0e;
      border-top: 1px solid rgba(212, 175, 100, 0.3);
      padding-top: 60px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
    }

    .footer-brand .logo {
      margin-bottom: 16px;
    }

    .footer-desc {
      color: var(--text-secondary);
      font-size: 0.88rem;
      line-height: 1.8;
      margin-top: 8px;
    }

    .footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 10px;
    }

    .footer-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 28px;
      height: 2px;
      background: var(--gold);
      border-radius: 2px;
    }

    .footer-links {
      list-style: none;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links a {
      color: var(--text-secondary);
      font-size: 0.88rem;
      transition: all 0.2s ease;
    }

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

    .subscribe-form {
      display: flex;
      gap: 10px;
      margin-top: 12px;
    }

    .subscribe-form input {
      flex: 1;
      padding: 10px 14px;
      background: #1a1a23;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 8px;
      color: var(--text-main);
      font-size: 0.85rem;
      transition: border-color 0.3s ease, box-shadow 0.3s ease;
    }

    .subscribe-form input::placeholder {
      color: rgba(255, 255, 255, 0.3);
    }

    .subscribe-form input:focus {
      border-color: var(--gold);
      box-shadow: 0 0 0 3px rgba(212, 175, 100, 0.15);
    }

    .privacy-note {
      font-size: 0.75rem;
      color: rgba(255, 255, 255, 0.3);
      margin-top: 10px;
      line-height: 1.5;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 0 24px;
      border-top: 1px solid var(--border-color);
      flex-wrap: wrap;
      gap: 12px;
    }

    .footer-copyright {
      font-size: 0.82rem;
      color: var(--text-secondary);
    }

    .footer-copyright a {
      color: var(--text-main);
      transition: color 0.2s ease;
    }

    .footer-copyright a:hover {
      color: var(--gold);
    }

    .footer-domain a {
      font-size: 0.82rem;
      color: var(--text-secondary);
      transition: color 0.2s ease;
    }

    .footer-domain a:hover {
      color: var(--gold);
    }

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

    @media (max-width: 520px) {
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
    }

    /* ===== Utilities ===== */
    .text-secondary {
      color: var(--text-secondary);
    }

    .text-gold {
      color: var(--gold);
    }

    .text-sm {
      font-size: 0.85rem;
    }

    .mt-2 {
      margin-top: 8px;
    }

    .mt-3 {
      margin-top: 12px;
    }

    .mt-4 {
      margin-top: 16px;
    }

    .mb-2 {
      margin-bottom: 8px;
    }

    .mb-3 {
      margin-bottom: 12px;
    }

    .mb-4 {
      margin-bottom: 16px;
    }

    .mb-6 {
      margin-bottom: 24px;
    }

    /* ===== Grid ===== */
    .package-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

/* roulang page: category4 */
/* ===== 设计变量 ===== */
        :root {
            --bg-dark: #0d0d12;
            --bg-card: #17171f;
            --bg-card-light: #1c1c26;
            --bg-elevated: #20202b;
            --gold: #d4af64;
            --gold-light: #e4c37a;
            --gold-dark: #b89750;
            --red: #b3452e;
            --text-main: #edeae3;
            --text-secondary: #9b9b93;
            --text-muted: #6f6f68;
            --border-soft: rgba(255, 255, 255, 0.08);
            --radius: 12px;
            --radius-lg: 16px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.45);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
        }

        a:hover {
            color: var(--gold-light);
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        /* ===== 工具类 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 80px 0;
        }

        .section-tight {
            padding: 56px 0;
        }

        .gold-text {
            color: var(--gold);
        }

        .gold-highlight {
            color: var(--gold);
            font-weight: 800;
        }

        .text-secondary {
            color: var(--text-secondary);
        }

        .text-muted {
            color: var(--text-muted);
        }

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

        .section-head .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 175, 100, 0.1);
            border: 1px solid rgba(212, 175, 100, 0.2);
            border-radius: 999px;
            padding: 6px 18px;
            font-size: 0.85rem;
            color: var(--gold);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .section-head .section-tag i {
            font-size: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.4rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 12px;
            position: relative;
            padding-left: 18px;
        }

        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 4px;
            border-radius: 4px;
            background: linear-gradient(180deg, var(--gold), rgba(212, 175, 100, 0.2));
        }

        .section-sub {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 680px;
            line-height: 1.7;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 13, 18, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-soft);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 12px 0;
        }

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

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: linear-gradient(135deg, #d4af64 0%, #a8813a 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0d0d12;
            font-size: 1.2rem;
            box-shadow: 0 4px 14px rgba(212, 175, 100, 0.3);
        }

        .logo-text {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

        .nav-cards {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 6px;
            flex: 1;
            justify-content: center;
            max-width: 680px;
        }

        .nav-card {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            border-radius: 9px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            white-space: nowrap;
            border: 1px solid transparent;
        }

        .nav-card i {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

        .nav-card:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.1);
        }

        .nav-card:hover i {
            color: var(--gold);
        }

        .nav-card.active {
            color: var(--gold);
            background: rgba(212, 175, 100, 0.1);
            border-color: rgba(212, 175, 100, 0.35);
            font-weight: 600;
        }

        .nav-card.active i {
            color: var(--gold);
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: 6px;
            transition: all 0.25s ease;
            cursor: pointer;
            font-size: 0.95rem;
            padding: 10px 22px;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--gold);
            color: #0d0d12;
            border: 1px solid var(--gold);
        }

        .btn-primary:hover {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: #0d0d12;
            box-shadow: 0 6px 18px rgba(212, 175, 100, 0.3);
        }

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

        .btn-ghost {
            background: transparent;
            color: rgba(255, 255, 255, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

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

        .btn-ghost:active {
            background: rgba(212, 175, 100, 0.1);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: 8px;
        }

        /* 汉堡菜单 */
        .hamburger {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-soft);
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--text-main);
            cursor: pointer;
            transition: all 0.25s ease;
        }

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

        .mobile-menu {
            display: none;
            padding: 12px 20px 20px;
            background: rgba(13, 13, 18, 0.97);
            border-bottom: 1px solid var(--border-soft);
        }

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

        .mobile-nav-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .mobile-nav-card {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-soft);
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }

        .mobile-nav-card i {
            font-size: 0.95rem;
        }

        .mobile-nav-card.active {
            color: var(--gold);
            background: rgba(212, 175, 100, 0.1);
            border-color: rgba(212, 175, 100, 0.35);
        }

        .mobile-cta {
            margin-top: 12px;
            width: 100%;
        }

        /* ===== Hero 区域 ===== */
        .category-hero {
            position: relative;
            padding: 100px 0 64px;
            background-image: linear-gradient(to bottom, rgba(13, 13, 18, 0.92), rgba(13, 13, 18, 0.98)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-soft);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 28px;
        }

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

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

        .breadcrumb i {
            font-size: 0.7rem;
            color: var(--text-muted);
        }

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

        .category-hero h1 {
            font-size: clamp(2rem, 5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .category-hero h1 .gold-highlight {
            color: var(--gold);
        }

        .category-hero .hero-desc {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid var(--border-soft);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .num {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
        }

        .hero-stat .label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* ===== 面包屑下方页面结构 ===== */
        .category-main {
            padding: 48px 0 64px;
        }

        .category-intro {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            padding: 32px;
            margin-bottom: 40px;
            display: flex;
            gap: 24px;
            align-items: flex-start;
        }

        .category-intro-icon {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(212, 175, 100, 0.12);
            border: 1px solid rgba(212, 175, 100, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--gold);
        }

        .category-intro-text h2 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .category-intro-text p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== 服务卡片 ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            padding: 28px 22px;
            transition: all 0.3s ease;
            position: relative;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 175, 100, 0.3);
        }

        .service-card .icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(212, 175, 100, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--gold);
            margin-bottom: 18px;
        }

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

        .service-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 14px;
        }

        .service-card .link {
            font-size: 0.85rem;
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s ease;
        }

        .service-card .link:hover {
            gap: 10px;
        }

        /* ===== 场景板块 ===== */
        .scene-section {
            background: #101019;
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .scene-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin-top: 40px;
        }

        .scene-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-soft);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .scene-card:hover {
            border-color: rgba(212, 175, 100, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .scene-card .scene-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .scene-card .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .scene-card:hover .scene-img img {
            transform: scale(1.04);
        }

        .scene-card .scene-img::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(23, 23, 31, 0.9), transparent);
        }

        .scene-card .scene-content {
            padding: 26px 24px 28px;
        }

        .scene-card .content-tag {
            display: inline-block;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(212, 175, 100, 0.1);
            border: 1px solid rgba(212, 175, 100, 0.25);
            color: var(--gold);
            margin-bottom: 12px;
        }

        .scene-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .scene-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .scene-card ul {
            list-style: none;
            padding: 0;
            display: grid;
            gap: 8px;
        }

        .scene-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-secondary);
        }

        .scene-card ul li i {
            color: var(--gold);
            font-size: 0.8rem;
            margin-top: 5px;
        }

        /* ===== 流程板块 ===== */
        .process-section {
            padding: 80px 0;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 44px;
            counter-reset: step;
        }

        .process-step {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            padding: 30px 24px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .process-step:hover {
            border-color: rgba(212, 175, 100, 0.35);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .process-step .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(212, 175, 100, 0.12);
            border: 1px solid rgba(212, 175, 100, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--gold);
            margin: 0 auto 16px;
        }

        .process-step h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .process-step::after {
            content: "→";
            position: absolute;
            right: -16px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1rem;
            color: var(--gold);
            opacity: 0.6;
            z-index: 2;
        }

        .process-step:last-child::after {
            display: none;
        }

        /* ===== 案例卡片 ===== */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .case-card:hover {
            border-color: rgba(212, 175, 100, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .case-card .case-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .case-card .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .case-card .case-body {
            padding: 22px 22px 24px;
            flex: 1;
        }

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

        .case-card .case-tags span {
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(212, 175, 100, 0.08);
            border: 1px solid rgba(212, 175, 100, 0.2);
            color: var(--gold);
        }

        .case-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .case-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .case-metrics {
            display: flex;
            gap: 24px;
            padding-top: 14px;
            border-top: 1px solid var(--border-soft);
        }

        .case-metrics .metric {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .case-metrics .metric .value {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--gold);
        }

        .case-metrics .metric .label {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ===== CMS 内容卡片网格 ===== */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            border-color: rgba(212, 175, 100, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .content-card .card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }

        .content-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .content-card .card-body {
            padding: 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .content-card .card-meta .cat-badge {
            font-size: 0.72rem;
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(212, 175, 100, 0.1);
            color: var(--gold);
            border: 1px solid rgba(212, 175, 100, 0.2);
        }

        .content-card h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            flex: 1;
        }

        .content-card .card-link {
            font-size: 0.82rem;
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s ease;
        }

        .content-card .card-link:hover {
            gap: 10px;
        }

        /* 空态卡片 */
        .empty-state {
            background: var(--bg-card);
            border: 1px dashed rgba(255, 255, 255, 0.15);
            border-radius: var(--radius);
            padding: 60px 40px;
            text-align: center;
        }

        .empty-state .icon {
            font-size: 2.6rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .empty-state p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .empty-state .sub-text {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 分页 */
        .pagination {
            display: flex;
            gap: 8px;
            margin-top: 40px;
            justify-content: center;
        }

        .pagination .page-item {
            min-width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            font-size: 0.9rem;
            color: var(--text-secondary);
            padding: 0 12px;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .pagination .page-item:hover {
            border-color: var(--gold);
            color: var(--gold);
        }

        .pagination .page-item.active {
            background: var(--gold);
            color: #0d0d12;
            font-weight: 600;
            border-color: var(--gold);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #101019;
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.14);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            gap: 16px;
        }

        .faq-question h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            font-family: inherit;
            line-height: 1.5;
        }

        .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(212, 175, 100, 0.1);
            border: 1px solid rgba(212, 175, 100, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--gold);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-toggle {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            border-top: 1px solid var(--border-soft);
            margin: 0 24px 0;
            padding-top: 14px;
        }

        .faq-answer-inner p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 64px 0;
            position: relative;
        }

        .cta-box {
            background: linear-gradient(135deg, #1c1c26 0%, #14141c 60%, #12121a 100%);
            border: 1px solid rgba(212, 175, 100, 0.3);
            border-radius: var(--radius-lg);
            padding: 48px 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 175, 100, 0.08), transparent 70%);
        }

        .cta-box h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .cta-box p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 560px;
        }

        .cta-box .btn {
            flex-shrink: 0;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0a0a0f;
            border-top: 1px solid rgba(212, 175, 100, 0.3);
            padding: 60px 0 24px;
            position: relative;
        }

        .site-footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212, 175, 100, 0.5), transparent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
            gap: 40px;
            margin-bottom: 44px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 320px;
        }

        .footer-col .footer-title,
        .footer-subscribe .footer-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col .footer-title::after,
        .footer-subscribe .footer-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 36px;
            height: 2px;
            background: var(--gold);
            opacity: 0.6;
        }

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

        .footer-links li a {
            font-size: 0.88rem;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }

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

        .footer-subscribe p {
            font-size: 0.85rem;
            margin-bottom: 14px;
        }

        .subscribe-form {
            display: flex;
            gap: 8px;
        }

        .subscribe-form input {
            flex: 1;
            background: #1a1a23;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            padding: 10px 16px;
            font-size: 0.88rem;
            color: var(--text-main);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(212, 175, 100, 0.15);
            outline: none;
        }

        .privacy-note {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 10px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 20px;
            border-top: 1px solid var(--border-soft);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-copyright {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .footer-copyright a {
            color: var(--text-secondary);
            font-weight: 500;
        }

        .footer-copyright a:hover {
            color: var(--gold);
        }

        .footer-domain a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

        .footer-domain a:hover {
            color: var(--gold);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .process-step::after {
                display: none;
            }

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

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

            .nav-card {
                padding: 8px 10px;
                font-size: 0.82rem;
            }

            .nav-card i {
                display: none;
            }
        }

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

            .header-inner {
                padding: 10px 0;
            }

            .nav-cards {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .category-hero {
                padding: 72px 0 48px;
            }

            .hero-desc {
                font-size: 1rem;
            }

            .hero-stats {
                gap: 24px;
                margin-top: 28px;
            }

            .scene-grid {
                grid-template-columns: 1fr;
            }

            .cases-grid {
                grid-template-columns: 1fr;
            }

            .content-grid {
                grid-template-columns: 1fr;
            }

            .cta-box {
                flex-direction: column;
                text-align: center;
                padding: 36px 28px;
            }

            .cta-box .btn {
                width: 100%;
            }

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

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

            .category-intro {
                flex-direction: column;
                padding: 24px;
            }

            .category-intro-icon {
                margin-bottom: 4px;
            }

            .pagination {
                flex-wrap: wrap;
            }
        }

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

            .service-grid {
                grid-template-columns: 1fr;
            }

            .process-steps {
                grid-template-columns: 1fr;
            }

            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }

            .section-title {
                padding-left: 14px;
                font-size: 1.35rem;
            }

            .mobile-nav-cards {
                grid-template-columns: 1fr;
            }

            .category-hero h1 {
                font-size: 1.8rem;
            }

            .category-hero .hero-desc {
                font-size: 0.95rem;
            }

            .case-metrics {
                flex-wrap: wrap;
                gap: 16px;
            }

            .scene-card .scene-img {
                height: 180px;
            }

            .cta-box {
                padding: 32px 20px;
            }
        }

        /* ===== 自定义滚动样式 ===== */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }

        ::-webkit-scrollbar-track {
            background: #0a0a0f;
        }

        ::-webkit-scrollbar-thumb {
            background: #2a2a35;
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--gold);
        }

        /* 焦点可访问性 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }