/* roulang page: index */
:root {
  --brand-primary: #0d1f3c;
  --brand-secondary: #e8b45a;
  --brand-secondary-dark: #d4a04a;
  --brand-accent: #1a3a5c;
  --bg-body: #f5f7fa;
  --bg-white: #ffffff;
  --bg-light: #eef1f5;
  --text-primary: #16253a;
  --text-secondary: #5b6b80;
  --text-light: #8a98a9;
  --border-color: #e4e9ef;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 8px rgba(13, 31, 60, .06);
  --shadow-md: 0 6px 20px rgba(13, 31, 60, .08);
  --shadow-lg: 0 16px 40px rgba(13, 31, 60, .12);
  --transition: all .25s ease;
  --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
a:hover { color: var(--brand-secondary); }
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-md); }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input:focus, button:focus, a:focus { outline: 2px solid rgba(232, 180, 90, .5); outline-offset: 2px; }
.container { max-width: 1280px; padding-left: 24px; padding-right: 24px; margin: 0 auto; }
.app-shell { display: flex; min-height: 100vh; }
.app-sidebar {
  width: 268px;
  flex-shrink: 0;
  background: linear-gradient(180deg, #0d1f3c 0%, #13294d 100%);
  color: #c9d4e3;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1060;
  display: flex;
  flex-direction: column;
  padding: 36px 22px 24px;
  transition: transform .35s ease;
}
.sidebar-brand { margin-bottom: 44px; }
.brand-logo {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-logo i { color: var(--brand-secondary); font-size: 26px; }
.brand-sub { font-size: 12px; color: #7e93ad; margin-top: 6px; letter-spacing: 2px; }
.sidebar-nav { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 18px;
  border-radius: var(--radius-sm);
  color: #aebfd4;
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
  border: 1px solid transparent;
}
.sidebar-nav .nav-link i { width: 20px; text-align: center; font-size: 16px; }
.sidebar-nav .nav-link:hover {
  background: rgba(255, 255, 255, .07);
  color: #fff;
  border-color: rgba(255, 255, 255, .06);
}
.sidebar-nav .nav-link.active {
  background: rgba(232, 180, 90, .14);
  color: var(--brand-secondary);
  border-color: rgba(232, 180, 90, .2);
  font-weight: 600;
}
.sidebar-foot { margin-top: 30px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .08); }
.sidebar-foot p { font-size: 13px; color: #7e93ad; line-height: 1.6; }
.sidebar-foot .status { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: #8fd1a8; }
.sidebar-foot .status::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: #8fd1a8; }
.sidebar-close { display: none; }
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: var(--brand-primary);
  z-index: 1055;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  box-shadow: 0 2px 12px rgba(13, 31, 60, .2);
}
.mobile-brand { color: #fff; font-size: 20px; font-weight: 800; display: flex; align-items: center; gap: 8px; }
.mobile-brand i { color: var(--brand-secondary); }
.mobile-toggle { color: #fff; font-size: 24px; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 10px; }
.mobile-toggle:hover { background: rgba(255, 255, 255, .08); }
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(13, 31, 60, .5);
  z-index: 1054;
  backdrop-filter: blur(2px);
}
.app-main { flex: 1; min-width: 0; margin-left: 268px; }
.hero {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 120px 0 140px;
  min-height: 560px;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(13, 31, 60, .88) 0%, rgba(13, 31, 60, .55) 60%, rgba(13, 31, 60, .25) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 180, 90, .15);
  border: 1px solid rgba(232, 180, 90, .35);
  color: var(--brand-secondary);
  padding: 8px 20px;
  border-radius: 32px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 22px;
  letter-spacing: 1px;
}
.hero h1 {
  font-size: 54px;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: 2px;
}
.hero .lead {
  font-size: 18px;
  color: rgba(255, 255, 255, .85);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  transition: var(--transition);
  border: 1px solid transparent;
}
.btn-custom.btn-primary-custom {
  background: var(--brand-secondary);
  color: #0d1f3c;
  box-shadow: 0 4px 16px rgba(232, 180, 90, .35);
}
.btn-custom.btn-primary-custom:hover {
  background: var(--brand-secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(232, 180, 90, .4);
}
.btn-custom.btn-outline-light-custom {
  border-color: rgba(255, 255, 255, .5);
  color: #fff;
  background: transparent;
}
.btn-custom.btn-outline-light-custom:hover {
  background: rgba(255, 255, 255, .1);
  border-color: #fff;
  transform: translateY(-2px);
}
.stats-bar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  padding: 36px 0;
  position: relative;
  z-index: 3;
  margin-top: -40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
.stats-bar .container { max-width: 1100px; }
.stat-item { text-align: center; padding: 16px 10px; }
.stat-number { font-size: 40px; font-weight: 800; color: var(--brand-primary); display: block; line-height: 1.2; }
.stat-number i { font-size: 20px; color: var(--brand-secondary); margin-right: 4px; }
.stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 4px; display: block; }
.section { padding: 90px 0; }
.section-tag {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--brand-secondary-dark);
  background: rgba(232, 180, 90, .1);
  border: 1px solid rgba(232, 180, 90, .25);
  padding: 6px 18px;
  border-radius: 32px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.section-title { font-size: 36px; font-weight: 800; line-height: 1.3; color: var(--text-primary); margin-bottom: 14px; }
.section-desc { font-size: 16px; color: var(--text-secondary); max-width: 640px; margin: 0 auto 50px; }
.about-section { background: var(--bg-white); }
.about-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
  min-height: 340px;
}
.about-content .section-desc { margin: 12px 0 24px; }
.about-list { list-style: none; padding: 0; margin: 0 0 28px; }
.about-list li { display: flex; align-items: flex-start; gap: 12px; padding: 8px 0; font-size: 15px; color: var(--text-secondary); }
.about-list i { color: var(--brand-secondary); font-size: 18px; margin-top: 2px; flex-shrink: 0; }
.features-section { background: var(--bg-body); }
.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-secondary), transparent);
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(232, 180, 90, .3); }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: rgba(232, 180, 90, .12);
  color: var(--brand-secondary-dark);
  margin-bottom: 20px;
}
.feature-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-secondary); margin: 0; }
.category-section { background: var(--bg-light); }
.category-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: block;
  height: 100%;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
}
.category-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(232, 180, 90, .25); }
.category-card .card-img-wrap { position: relative; overflow: hidden; height: 220px; }
.category-card .card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.category-card:hover .card-img-wrap img { transform: scale(1.05); }
.category-card .card-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(13, 31, 60, .25));
}
.category-card .card-body { padding: 28px; position: relative; }
.category-card .card-body h3 { font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.category-card .card-body p { font-size: 14px; color: var(--text-secondary); margin-bottom: 18px; }
.category-card .card-link { display: inline-flex; align-items: center; gap: 8px; color: var(--brand-secondary-dark); font-weight: 600; font-size: 15px; }
.category-card .card-link i { transition: transform .3s ease; }
.category-card:hover .card-link i { transform: translateX(4px); }
.news-section { background: var(--bg-white); }
.news-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 14px;
  transition: var(--transition);
}
.news-item:hover { border-color: rgba(232, 180, 90, .35); box-shadow: var(--shadow-sm); transform: translateX(4px); background: #fff; }
.news-item .news-date { flex-shrink: 0; font-size: 13px; color: var(--text-light); white-space: nowrap; padding-top: 2px; }
.news-item .news-body { flex: 1; }
.news-item .news-category {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--brand-secondary-dark);
  background: rgba(232, 180, 90, .1);
  border-radius: 20px;
  padding: 3px 14px;
  margin-bottom: 8px;
}
.news-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; line-height: 1.4; }
.news-item h3 a:hover { color: var(--brand-secondary-dark); }
.news-item p { font-size: 14px; color: var(--text-secondary); margin: 0; line-height: 1.6; }
.process-section { background: var(--bg-light); position: relative; }
.process-steps { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.process-step {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  flex: 1 1 calc(20% - 24px);
  min-width: 170px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}
.process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.process-step .step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--brand-primary);
  color: var(--brand-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  margin: 0 auto 16px;
}
.process-step h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--text-secondary); margin: 0; }
.faq-section { background: var(--bg-white); }
.accordion-custom .accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
  background: var(--bg-white);
  transition: var(--transition);
}
.accordion-custom .accordion-item:hover { border-color: rgba(232, 180, 90, .3); }
.accordion-custom .accordion-button {
  background: var(--bg-white);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 16px;
  padding: 20px 24px;
  box-shadow: none;
}
.accordion-custom .accordion-button:not(.collapsed) {
  background: rgba(232, 180, 90, .05);
  color: var(--brand-secondary-dark);
}
.accordion-custom .accordion-button::after { background-image: none; content: '+'; font-size: 24px; font-weight: 500; color: var(--brand-secondary-dark); transition: transform .3s ease; }
.accordion-custom .accordion-button:not(.collapsed)::after { transform: rotate(45deg); }
.accordion-custom .accordion-body { padding: 0 24px 22px; font-size: 15px; color: var(--text-secondary); line-height: 1.8; }
.cta-section {
  background: linear-gradient(135deg, #0d1f3c 0%, #1a3a5c 100%);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::after {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(232, 180, 90, .08);
  bottom: -120px;
  right: -80px;
}
.cta-section .container { position: relative; z-index: 2; text-align: center; }
.cta-section h2 { color: #fff; font-size: 34px; font-weight: 800; margin-bottom: 12px; }
.cta-section p { color: rgba(255, 255, 255, .8); font-size: 16px; max-width: 600px; margin: 0 auto 32px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.site-footer { background: #0b1830; color: #94a5b8; padding: 64px 0 20px; }
.footer-brand { margin-bottom: 20px; }
.footer-brand .brand-logo { color: #fff; }
.footer-about { font-size: 14px; line-height: 1.8; margin-bottom: 20px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { padding: 4px 0; font-size: 14px; }
.footer-links a { color: #94a5b8; }
.footer-links a:hover { color: var(--brand-secondary); padding-left: 4px; }
.footer-title { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-contact { list-style: none; padding: 0; margin: 0; font-size: 14px; }
.footer-contact li { padding: 4px 0; display: flex; gap: 10px; align-items: flex-start; }
.footer-contact i { color: var(--brand-secondary); width: 18px; margin-top: 3px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  margin-top: 40px;
  padding-top: 20px;
  font-size: 13px;
  color: #6d7e93;
  text-align: center;
}
.empty-tip { text-align: center; padding: 48px 20px; color: var(--text-secondary); font-size: 15px; background: var(--bg-body); border-radius: var(--radius-md); }
@media (min-width: 1024px) {
  .app-sidebar { display: flex; }
  .mobile-header, .mobile-overlay { display: none !important; }
}
@media (max-width: 1023.98px) {
  .app-sidebar {
    transform: translateX(-100%);
    width: 280px;
    padding-top: 30px;
  }
  .app-sidebar.open { transform: translateX(0); }
  .sidebar-close {
    display: flex;
    position: absolute;
    top: 18px;
    right: 16px;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: rgba(255, 255, 255, .1);
    border-radius: 10px;
    font-size: 22px;
  }
  .mobile-header { display: flex; }
  .mobile-overlay.show { display: block; }
  .app-main { margin-left: 0; padding-top: 64px; }
  .hero { padding: 90px 0 120px; min-height: 480px; }
  .hero h1 { font-size: 38px; }
  .hero .lead { font-size: 16px; }
  .stats-bar { margin-top: -30px; border-radius: var(--radius-md); }
  .section { padding: 64px 0; }
  .section-title { font-size: 28px; }
  .process-step { flex: 1 1 calc(50% - 24px); min-width: 150px; }
}
@media (max-width: 767.98px) {
  .container { padding-left: 18px; padding-right: 18px; }
  .hero { padding: 70px 0 100px; min-height: 420px; }
  .hero h1 { font-size: 30px; letter-spacing: 1px; }
  .hero .lead { font-size: 15px; }
  .hero-badge { font-size: 13px; padding: 6px 14px; }
  .btn-custom { padding: 12px 24px; font-size: 14px; }
  .stats-bar { margin-top: -20px; }
  .stat-number { font-size: 30px; }
  .feature-card { padding: 24px 20px; }
  .category-card .card-img-wrap { height: 180px; }
  .news-item { flex-direction: column; gap: 8px; padding: 20px; }
  .news-item .news-date { white-space: normal; }
  .process-step { flex: 1 1 100%; min-width: 0; }
  .accordion-custom .accordion-button { font-size: 15px; padding: 16px 18px; }
  .cta-section h2 { font-size: 26px; }
  .site-footer { padding: 48px 0 16px; }
}
@media (max-width: 520px) {
  .hero h1 { font-size: 25px; }
  .hero .lead { font-size: 14px; }
  .section-title { font-size: 24px; }
  .hero-buttons .btn-custom { flex: 1 1 100%; justify-content: center; }
  .footer-bottom { font-size: 12px; }
}

/* roulang page: article */
:root {
        --primary: #1a56db;
        --primary-dark: #1245b0;
        --primary-light: #e8f0fe;
        --accent: #00c6a2;
        --accent-light: #e3faf4;
        --dark: #0a1a2f;
        --dark-2: #132c47;
        --body-bg: #f5f7fb;
        --card-bg: #ffffff;
        --text: #1e2a3a;
        --text-light: #5b6b7f;
        --text-muted: #8a9bab;
        --border: #e6ebf2;
        --radius: 16px;
        --radius-sm: 10px;
        --shadow: 0 8px 30px rgba(10, 26, 47, 0.08);
        --shadow-hover: 0 14px 40px rgba(10, 26, 47, 0.14);
        --sidebar-w: 280px;
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
        font-size: 16px;
    }
    body {
        font-family: 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        background: var(--body-bg);
        color: var(--text);
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
        display: flex;
        min-height: 100vh;
        flex-direction: column;
    }
    a {
        text-decoration: none;
        color: var(--primary);
        transition: var(--transition);
    }
    a:hover {
        color: var(--primary-dark);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .container {
        max-width: 1320px;
        padding-left: 24px;
        padding-right: 24px;
    }
    .app-wrapper {
        display: flex;
        width: 100%;
        min-height: 100vh;
    }

    /* ===== Sidebar 左侧竖向导航 ===== */
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        width: var(--sidebar-w);
        background: linear-gradient(180deg, var(--dark) 0%, var(--dark-2) 100%);
        z-index: 1050;
        padding: 28px 22px;
        display: flex;
        flex-direction: column;
        transition: transform 0.35s ease;
        box-shadow: 4px 0 30px rgba(10, 26, 47, 0.2);
    }
    .sidebar-inner {
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        font-size: 22px;
        font-weight: 900;
        color: #ffffff;
        letter-spacing: 0.5px;
        padding: 12px 8px 20px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        margin-bottom: 28px;
        transition: var(--transition);
    }
    .brand-logo i {
        font-size: 26px;
        color: var(--accent);
        background: rgba(0, 198, 162, 0.15);
        width: 46px;
        height: 46px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
    }
    .brand-logo:hover {
        color: var(--accent);
    }
    .sidebar-nav {
        display: flex;
        flex-direction: column;
        gap: 8px;
        flex: 1;
    }
    .sidebar-nav .nav-link {
        display: flex;
        align-items: center;
        gap: 14px;
        color: rgba(255, 255, 255, 0.72);
        font-size: 16px;
        font-weight: 500;
        padding: 14px 18px;
        border-radius: 12px;
        line-height: 1;
        transition: var(--transition);
        background: transparent;
    }
    .sidebar-nav .nav-link i {
        width: 22px;
        text-align: center;
        font-size: 17px;
        opacity: 0.85;
    }
    .sidebar-nav .nav-link:hover {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.07);
        transform: translateX(4px);
    }
    .sidebar-nav .nav-link.active {
        color: #ffffff;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        box-shadow: 0 4px 18px rgba(26, 86, 219, 0.4);
        font-weight: 600;
    }
    .sidebar-nav .nav-link.active i {
        opacity: 1;
    }
    .sidebar-cta {
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 16px;
        padding: 20px;
        margin-top: 20px;
    }
    .sidebar-cta h5 {
        color: #fff;
        font-size: 15px;
        font-weight: 700;
        margin-bottom: 8px;
    }
    .sidebar-cta p {
        color: rgba(255, 255, 255, 0.55);
        font-size: 13px;
        line-height: 1.6;
        margin-bottom: 14px;
    }
    .sidebar-cta .btn {
        width: 100%;
        font-size: 14px;
        border-radius: 10px;
        padding: 10px 16px;
        background: var(--accent);
        color: #fff;
        border: none;
        font-weight: 600;
        transition: var(--transition);
    }
    .sidebar-cta .btn:hover {
        background: #00a98a;
        transform: translateY(-2px);
    }
    .sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(10, 26, 47, 0.5);
        z-index: 1045;
        backdrop-filter: blur(2px);
    }
    .sidebar-backdrop.show {
        display: block;
    }

    /* ===== Mobile Header ===== */
    .mobile-header {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1060;
        background: var(--dark);
        box-shadow: 0 4px 20px rgba(10, 26, 47, 0.3);
        align-items: center;
        justify-content: space-between;
        padding: 12px 20px;
        height: 66px;
    }
    .mobile-header .brand-logo {
        border: none;
        padding: 0;
        margin: 0;
        font-size: 20px;
    }
    .mobile-header .brand-logo i {
        width: 36px;
        height: 36px;
        font-size: 16px;
        border-radius: 10px;
    }
    .mobile-toggle {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.15);
        color: #fff;
        width: 44px;
        height: 44px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        cursor: pointer;
        transition: var(--transition);
    }
    .mobile-toggle:hover {
        background: rgba(255, 255, 255, 0.2);
    }

    /* ===== Main Content ===== */
    .main-content {
        flex: 1;
        margin-left: var(--sidebar-w);
        min-width: 0;
        display: flex;
        flex-direction: column;
    }

    /* ===== 文章头部 ===== */
    .article-hero {
        position: relative;
        padding: 80px 0 60px;
        background: linear-gradient(135deg, rgba(10, 26, 47, 0.92) 0%, rgba(19, 44, 71, 0.88) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        color: #fff;
        border-bottom: 4px solid var(--accent);
    }
    .article-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at top right, rgba(26, 86, 219, 0.35), transparent 60%);
        pointer-events: none;
    }
    .breadcrumb-wrap {
        position: relative;
        z-index: 1;
        margin-bottom: 28px;
    }
    .breadcrumb-nav {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        padding: 10px 18px;
        background: rgba(255, 255, 255, 0.08);
        border-radius: 50px;
        display: inline-flex;
        backdrop-filter: blur(6px);
    }
    .breadcrumb-nav a {
        color: rgba(255, 255, 255, 0.75);
        font-weight: 500;
    }
    .breadcrumb-nav a:hover {
        color: var(--accent);
    }
    .breadcrumb-nav .sep {
        opacity: 0.4;
    }
    .breadcrumb-nav .current {
        color: var(--accent);
        font-weight: 600;
        max-width: 240px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .article-hero h1 {
        font-size: clamp(28px, 4vw, 44px);
        font-weight: 900;
        line-height: 1.3;
        margin-bottom: 18px;
        max-width: 900px;
        position: relative;
        z-index: 1;
        letter-spacing: -0.5px;
    }
    .article-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 16px;
        position: relative;
        z-index: 1;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.7);
    }
    .badge-cat {
        background: var(--accent);
        color: #fff;
        padding: 5px 16px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 13px;
        letter-spacing: 0.3px;
        box-shadow: 0 4px 12px rgba(0, 198, 162, 0.35);
    }
    .meta-date {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .meta-date i {
        color: var(--accent);
    }

    /* ===== 正文区域 ===== */
    .article-body-section {
        padding: 60px 0 40px;
    }
    .article-main-card {
        background: var(--card-bg);
        border-radius: 20px;
        padding: 40px 48px;
        box-shadow: var(--shadow);
        border: 1px solid rgba(230, 235, 242, 0.7);
        margin-bottom: 40px;
    }
    .article-content {
        font-size: 16.5px;
        line-height: 1.9;
        color: #2c3a4d;
    }
    .article-content h2 {
        font-size: 26px;
        font-weight: 800;
        margin: 36px 0 18px;
        color: var(--dark);
        position: relative;
        padding-left: 16px;
    }
    .article-content h2::before {
        content: '';
        position: absolute;
        left: 0;
        top: 6px;
        width: 5px;
        height: 24px;
        background: var(--primary);
        border-radius: 4px;
    }
    .article-content h3 {
        font-size: 20px;
        font-weight: 700;
        margin: 28px 0 14px;
        color: var(--dark);
    }
    .article-content p {
        margin-bottom: 18px;
    }
    .article-content ul,
    .article-content ol {
        margin: 0 0 20px 22px;
    }
    .article-content li {
        margin-bottom: 8px;
    }
    .article-content blockquote {
        border-left: 4px solid var(--accent);
        background: var(--accent-light);
        padding: 16px 24px;
        border-radius: 0 12px 12px 0;
        margin: 24px 0;
        color: #155846;
        font-style: italic;
    }
    .article-content img {
        border-radius: 14px;
        margin: 24px 0;
        box-shadow: var(--shadow);
    }
    .article-content a {
        color: var(--primary);
        font-weight: 500;
        text-decoration: underline;
        text-underline-offset: 3px;
    }
    .article-content code {
        background: #f0f3f8;
        padding: 2px 8px;
        border-radius: 6px;
        font-size: 0.9em;
    }
    .not-found {
        text-align: center;
        padding: 80px 20px;
    }
    .not-found i {
        font-size: 56px;
        color: #d1d9e3;
        margin-bottom: 20px;
    }
    .not-found h2 {
        font-size: 26px;
        color: var(--dark);
        margin-bottom: 10px;
    }
    .not-found p {
        color: var(--text-light);
        margin-bottom: 28px;
    }
    .not-found .btn {
        border-radius: 50px;
        padding: 12px 32px;
        font-weight: 600;
    }

    /* ===== 标签 / 分享 ===== */
    .article-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        padding-top: 24px;
        margin-top: 30px;
        border-top: 1px solid var(--border);
    }
    .article-tags .tag-label {
        font-size: 13px;
        color: var(--text-muted);
        margin-right: 4px;
    }
    .tag-item {
        display: inline-block;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 13px;
        font-weight: 500;
        padding: 6px 14px;
        border-radius: 50px;
        transition: var(--transition);
    }
    .tag-item:hover {
        background: var(--primary);
        color: #fff;
    }
    .article-share {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-top: 18px;
        flex-wrap: wrap;
    }
    .share-label {
        font-size: 14px;
        color: var(--text-light);
        font-weight: 500;
    }
    .share-btn {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 15px;
        background: #f0f3f8;
        color: var(--text-light);
        transition: var(--transition);
    }
    .share-btn:hover {
        transform: translateY(-3px);
        background: var(--primary);
        color: #fff;
        box-shadow: 0 6px 18px rgba(26, 86, 219, 0.3);
    }

    /* ===== 侧边栏卡片 ===== */
    .side-card {
        background: var(--card-bg);
        border-radius: 18px;
        padding: 26px;
        box-shadow: var(--shadow);
        border: 1px solid rgba(230, 235, 242, 0.7);
        margin-bottom: 24px;
        transition: var(--transition);
    }
    .side-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }
    .side-card .side-title {
        font-size: 17px;
        font-weight: 700;
        color: var(--dark);
        margin-bottom: 16px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .side-card .side-title i {
        color: var(--primary);
        background: var(--primary-light);
        width: 34px;
        height: 34px;
        border-radius: 10px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
    }
    .side-links {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .side-links li {
        margin-bottom: 4px;
    }
    .side-links a {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px 12px;
        border-radius: 10px;
        color: var(--text-light);
        font-size: 14px;
        font-weight: 500;
    }
    .side-links a i {
        font-size: 13px;
        color: var(--primary);
        opacity: 0.7;
    }
    .side-links a:hover {
        background: var(--primary-light);
        color: var(--primary);
        padding-left: 16px;
    }
    .side-stat {
        display: flex;
        align-items: center;
        gap: 16px;
        padding: 14px 0;
        border-bottom: 1px dashed var(--border);
    }
    .side-stat:last-child {
        border-bottom: none;
    }
    .side-stat .stat-num {
        font-size: 24px;
        font-weight: 900;
        color: var(--primary);
        min-width: 64px;
    }
    .side-stat .stat-label {
        font-size: 14px;
        color: var(--text-light);
        line-height: 1.4;
    }
    .side-contact p {
        font-size: 14px;
        color: var(--text-light);
        margin-bottom: 12px;
        display: flex;
        align-items: flex-start;
        gap: 10px;
    }
    .side-contact p i {
        color: var(--accent);
        margin-top: 4px;
    }
    .side-contact .btn {
        border-radius: 12px;
        font-weight: 600;
        width: 100%;
    }

    /* ===== 相关推荐 ===== */
    .related-section {
        padding: 30px 0 50px;
    }
    .section-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 30px;
    }
    .section-title {
        font-size: 28px;
        font-weight: 900;
        color: var(--dark);
        margin: 0;
    }
    .section-title span {
        color: var(--primary);
    }
    .section-line {
        width: 48px;
        height: 4px;
        background: var(--accent);
        border-radius: 4px;
        margin-top: 8px;
    }
    .related-card {
        background: var(--card-bg);
        border-radius: 18px;
        overflow: hidden;
        border: 1px solid rgba(230, 235, 242, 0.8);
        box-shadow: var(--shadow);
        transition: var(--transition);
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    .related-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
    }
    .related-card .related-img {
        position: relative;
        overflow: hidden;
        height: 180px;
    }
    .related-card .related-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .related-card:hover .related-img img {
        transform: scale(1.06);
    }
    .related-card .related-img::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(10, 26, 47, 0.35), transparent 50%);
    }
    .related-card .related-body {
        padding: 20px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .related-card .related-cat {
        font-size: 12px;
        font-weight: 600;
        color: var(--accent);
        background: var(--accent-light);
        padding: 3px 10px;
        border-radius: 50px;
        align-self: flex-start;
        margin-bottom: 10px;
    }
    .related-card h4 {
        font-size: 17px;
        font-weight: 700;
        color: var(--dark);
        margin-bottom: 8px;
        line-height: 1.4;
    }
    .related-card p {
        font-size: 14px;
        color: var(--text-light);
        flex: 1;
        margin-bottom: 12px;
    }
    .related-card .related-link {
        font-size: 14px;
        font-weight: 600;
        color: var(--primary);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .related-card .related-link i {
        transition: transform 0.3s;
    }
    .related-card .related-link:hover i {
        transform: translateX(4px);
    }

    /* ===== CTA ===== */
    .cta-section {
        padding: 70px 0;
        background: linear-gradient(135deg, rgba(10, 26, 47, 0.93) 0%, rgba(19, 44, 71, 0.9) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        position: relative;
    }
    .cta-inner {
        max-width: 800px;
        margin: 0 auto;
        text-align: center;
        color: #fff;
    }
    .cta-inner h2 {
        font-size: clamp(26px, 3.6vw, 38px);
        font-weight: 900;
        margin-bottom: 16px;
    }
    .cta-inner p {
        font-size: 17px;
        color: rgba(255, 255, 255, 0.75);
        margin-bottom: 30px;
    }
    .btn-cta {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        background: var(--accent);
        color: #fff;
        border: none;
        padding: 14px 38px;
        border-radius: 50px;
        font-size: 16px;
        font-weight: 600;
        box-shadow: 0 6px 24px rgba(0, 198, 162, 0.4);
        transition: var(--transition);
    }
    .btn-cta:hover {
        background: #00b897;
        transform: translateY(-3px);
        box-shadow: 0 10px 32px rgba(0, 198, 162, 0.5);
        color: #fff;
    }

    /* ===== FAQ ===== */
    .faq-section {
        padding: 60px 0;
    }
    .faq-card {
        background: var(--card-bg);
        border-radius: 14px;
        border: 1px solid var(--border);
        margin-bottom: 14px;
        overflow: hidden;
        transition: var(--transition);
    }
    .faq-card:hover {
        border-color: rgba(26, 86, 219, 0.3);
        box-shadow: 0 4px 16px rgba(10, 26, 47, 0.06);
    }
    .faq-q {
        padding: 18px 24px;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 16px;
        font-weight: 600;
        color: var(--dark);
        background: transparent;
        border: none;
        width: 100%;
        text-align: left;
    }
    .faq-q i {
        color: var(--primary);
        transition: transform 0.3s;
    }
    .faq-q[aria-expanded="true"] i {
        transform: rotate(180deg);
    }
    .faq-a {
        padding: 0 24px 18px;
        color: var(--text-light);
        font-size: 15px;
        line-height: 1.8;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--dark);
        color: rgba(255, 255, 255, 0.75);
        padding: 55px 0 0;
        margin-top: auto;
        border-top: 3px solid var(--accent);
    }
    .site-footer .footer-brand {
        margin-bottom: 12px;
    }
    .site-footer .brand-logo {
        color: #fff;
        border-bottom: none;
        padding: 0;
        margin: 0 0 14px;
        font-size: 20px;
    }
    .site-footer .brand-logo i {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    .footer-about {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.55);
        line-height: 1.8;
        margin-bottom: 16px;
    }
    .status {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        font-weight: 600;
        color: var(--accent);
        background: rgba(0, 198, 162, 0.1);
        border: 1px solid rgba(0, 198, 162, 0.2);
        padding: 6px 14px;
        border-radius: 50px;
    }
    .status::before {
        content: '';
        width: 8px;
        height: 8px;
        background: var(--accent);
        border-radius: 50%;
        box-shadow: 0 0 0 0 rgba(0, 198, 162, 0.5);
        animation: pulse 2s infinite;
    }
    @keyframes pulse {
        0% { box-shadow: 0 0 0 0 rgba(0, 198, 162, 0.5); }
        70% { box-shadow: 0 0 0 8px rgba(0, 198, 162, 0); }
        100% { box-shadow: 0 0 0 0 rgba(0, 198, 162, 0); }
    }
    .footer-title {
        color: #fff;
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 10px;
    }
    .footer-title::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 30px;
        height: 3px;
        background: var(--accent);
        border-radius: 3px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.6);
        font-size: 14px;
        transition: var(--transition);
    }
    .footer-links a:hover {
        color: var(--accent);
        padding-left: 6px;
    }
    .footer-contact {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-contact li {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 12px;
    }
    .footer-contact i {
        color: var(--accent);
        margin-top: 4px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        margin-top: 30px;
        padding: 18px 0;
        text-align: center;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
    }
    .footer-bottom p {
        margin: 0;
    }

    /* ===== 覆盖Bootstrap ===== */
    .btn {
        border-radius: 12px;
        font-weight: 500;
        transition: var(--transition);
    }
    .btn-primary {
        background: var(--primary);
        border-color: var(--primary);
    }
    .btn-primary:hover {
        background: var(--primary-dark);
        border-color: var(--primary-dark);
        transform: translateY(-1px);
        box-shadow: 0 8px 20px rgba(26, 86, 219, 0.3);
    }
    .btn-outline-light {
        border-color: rgba(255, 255, 255, 0.5);
    }
    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.1);
    }
    .accordion-button:not(.collapsed) {
        background: var(--primary-light);
        color: var(--primary);
    }
    .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.15);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 991.98px) {
        .mobile-header {
            display: flex;
        }
        .sidebar {
            transform: translateX(-100%);
            box-shadow: 6px 0 40px rgba(0, 0, 0, 0.3);
        }
        .sidebar.open {
            transform: translateX(0);
        }
        .main-content {
            margin-left: 0;
            padding-top: 66px;
        }
        .article-main-card {
            padding: 28px;
        }
        .article-hero {
            padding: 50px 0 40px;
        }
    }
    @media (max-width: 767.98px) {
        .container {
            padding-left: 18px;
            padding-right: 18px;
        }
        .article-main-card {
            padding: 20px;
            border-radius: 14px;
        }
        .article-content {
            font-size: 15px;
            line-height: 1.85;
        }
        .article-content h2 {
            font-size: 21px;
        }
        .breadcrumb-nav {
            font-size: 13px;
            padding: 8px 14px;
        }
        .article-hero h1 {
            font-size: 24px;
        }
        .section-title {
            font-size: 22px;
        }
        .cta-inner h2 {
            font-size: 24px;
        }
        .btn-cta {
            padding: 12px 30px;
            font-size: 15px;
        }
        .faq-q {
            font-size: 14px;
            padding: 16px 18px;
        }
        .faq-a {
            padding: 0 18px 16px;
        }
    }
    @media (max-width: 520px) {
        .article-meta {
            gap: 10px;
            font-size: 13px;
        }
        .badge-cat {
            padding: 4px 12px;
            font-size: 12px;
        }
        .related-card .related-img {
            height: 150px;
        }
        .footer-bottom {
            font-size: 12px;
        }
    }

/* roulang page: category1 */
:root {
            --primary: #0e6b58;
            --primary-600: #0a5a49;
            --primary-soft: #e6f2ef;
            --accent: #d99e3c;
            --accent-soft: #fcf3e2;
            --ink: #17282b;
            --ink-weak: #4f6268;
            --ink-faint: #84979b;
            --bg: #f4f7f6;
            --surface: #ffffff;
            --border: #e0e9e7;
            --radius: 18px;
            --radius-sm: 12px;
            --shadow: 0 12px 34px rgba(14, 107, 88, 0.09);
            --shadow-hover: 0 18px 46px rgba(14, 107, 88, 0.16);
            --sidebar-w: 264px;
            --transition: 0.25s ease;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
        }
        .app-shell {
            display: flex;
            min-height: 100vh;
        }
        .mobile-header {
            display: none;
            align-items: center;
            justify-content: space-between;
            background: #fff;
            padding: 14px 20px;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1040;
        }
        .mobile-header .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 800;
            color: var(--primary) !important;
            background: none;
            -webkit-text-fill-color: var(--primary);
        }
        .menu-toggle {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 12px;
            width: 42px;
            height: 42px;
            font-size: 18px;
            color: var(--ink);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .menu-toggle:hover,
        .menu-toggle:focus {
            border-color: var(--primary);
            color: var(--primary);
            outline: none;
        }
        .sidebar {
            width: var(--sidebar-w);
            position: fixed;
            top: 0;
            bottom: 0;
            left: 0;
            background: var(--surface);
            border-right: 1px solid var(--border);
            padding: 30px 22px;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            transition: transform var(--transition);
        }
        .sidebar .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 21px;
            font-weight: 800;
            letter-spacing: 0.02em;
            background: linear-gradient(135deg, var(--primary), var(--primary-600));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            padding-bottom: 22px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 26px;
        }
        .sidebar .brand-logo i {
            -webkit-text-fill-color: var(--primary);
            background: var(--primary-soft);
            border-radius: 12px;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }
        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .sidebar-nav .nav-link {
            display: flex;
            align-items: center;
            gap: 13px;
            padding: 13px 16px;
            border-radius: 13px;
            font-weight: 600;
            font-size: 15px;
            color: var(--ink-weak);
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .sidebar-nav .nav-link i {
            width: 20px;
            text-align: center;
            color: var(--ink-faint);
            transition: all var(--transition);
        }
        .sidebar-nav .nav-link:hover {
            background: var(--primary-soft);
            color: var(--primary);
            border-color: rgba(14, 107, 88, 0.08);
        }
        .sidebar-nav .nav-link:hover i {
            color: var(--primary);
        }
        .sidebar-nav .nav-link.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-600));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 10px 24px rgba(14, 107, 88, 0.28);
        }
        .sidebar-nav .nav-link.active i {
            color: #fff;
        }
        .sidebar-foot {
            margin-top: auto;
            background: var(--bg);
            border-radius: 16px;
            padding: 20px;
            margin-top: 32px;
        }
        .sidebar-foot p {
            font-size: 13px;
            color: var(--ink-faint);
            margin-bottom: 10px;
        }
        .sidebar-foot .status {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 100px;
        }
        .page-main {
            flex: 1;
            margin-left: var(--sidebar-w);
            min-width: 0;
        }
        .page-hero {
            position: relative;
            padding: 96px 0 78px;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            color: #fff;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(8, 44, 37, 0.94) 0%, rgba(10, 60, 50, 0.78) 55%, rgba(10, 60, 50, 0.42) 100%);
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 22px;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.75);
        }
        .breadcrumb-nav a:hover {
            color: #fff;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            padding: 7px 18px;
            border-radius: 100px;
            margin-bottom: 18px;
            backdrop-filter: blur(6px);
        }
        .page-hero h1 {
            font-size: clamp(30px, 4vw, 46px);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
        }
        .page-hero .lead {
            font-size: clamp(15px, 1.4vw, 18px);
            max-width: 640px;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 30px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn {
            border-radius: 12px;
            font-weight: 700;
            padding: 13px 28px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--accent);
            color: #17312b;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: #c98d2e;
            border-color: #c98d2e;
            color: #17312b;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(217, 158, 60, 0.35);
        }
        .btn-ghost {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
            backdrop-filter: blur(4px);
        }
        .btn-ghost:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .section {
            padding: 80px 0;
        }
        .section-head {
            max-width: 680px;
            margin-bottom: 46px;
        }
        .section-tag {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.06em;
            padding: 6px 15px;
            border-radius: 100px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--ink-weak);
            font-size: 16px;
            margin-bottom: 0;
        }
        .data-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px 26px;
            height: 100%;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .data-card::after {
            content: "";
            position: absolute;
            right: -30px;
            top: -30px;
            width: 90px;
            height: 90px;
            background: var(--primary-soft);
            border-radius: 50%;
            opacity: 0.6;
        }
        .data-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .data-card .num {
            font-size: 40px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            margin-bottom: 8px;
        }
        .data-card .label {
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .data-card .desc {
            font-size: 14px;
            color: var(--ink-faint);
            margin-bottom: 0;
        }
        .mod-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            transition: all var(--transition);
        }
        .mod-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(14, 107, 88, 0.2);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--primary-soft);
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .mod-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-img-wrap .img-tag {
            position: absolute;
            left: 14px;
            top: 14px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 13px;
            border-radius: 100px;
            backdrop-filter: blur(4px);
        }
        .mod-card .card-body {
            padding: 24px;
        }
        .mod-card .card-body h3 {
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .mod-card .card-body p {
            font-size: 14px;
            color: var(--ink-weak);
            margin-bottom: 16px;
        }
        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .badge-tag {
            background: var(--bg);
            color: var(--ink-weak);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 11px;
            border-radius: 100px;
            border: 1px solid var(--border);
        }
        .badge-tag.hot {
            background: var(--accent-soft);
            color: #a36a14;
            border-color: #f2dfbf;
        }
        .flow-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .flow-step {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px 24px;
            height: 100%;
            position: relative;
            transition: all var(--transition);
        }
        .flow-step:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }
        .step-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-600));
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            margin-bottom: 18px;
            box-shadow: 0 8px 18px rgba(14, 107, 88, 0.22);
        }
        .flow-step h3 {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .flow-step p {
            font-size: 14px;
            color: var(--ink-weak);
            margin-bottom: 0;
        }
        .faq-accordion .accordion-item {
            border: 1px solid var(--border) !important;
            border-radius: 14px !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--surface);
            box-shadow: none;
        }
        .faq-accordion .accordion-button {
            padding: 20px 24px;
            font-weight: 700;
            font-size: 16px;
            color: var(--ink);
            background: var(--surface);
            box-shadow: none !important;
            border-radius: 14px !important;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }
        .faq-accordion .accordion-body {
            padding: 8px 24px 22px;
            color: var(--ink-weak);
            font-size: 15px;
        }
        .cta-section {
            border-radius: 26px;
            background: linear-gradient(135deg, #0a4d40, #0e6b58), url('/assets/images/backpic/back-3.png');
            padding: 64px 56px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-section h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 560px;
        }
        .site-footer {
            background: #10252a;
            color: #9fb3b9;
            padding-top: 60px;
            margin-top: 30px;
        }
        .footer-brand .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 16px;
            background: none;
            -webkit-text-fill-color: #fff;
        }
        .footer-brand .brand-logo i {
            color: var(--accent);
        }
        .footer-about {
            font-size: 14px;
            color: #9fb3b9;
            max-width: 320px;
            margin-bottom: 18px;
        }
        .status {
            display: inline-block;
            background: rgba(255, 255, 255, 0.08);
            color: #7fd1b5;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 15px;
            border-radius: 100px;
        }
        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 32px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #9fb3b9;
            font-size: 14px;
        }
        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-contact li {
            font-size: 14px;
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .footer-contact i {
            color: var(--accent);
            margin-top: 3px;
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0 24px;
            text-align: center;
            margin-top: 44px;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: #789096;
        }
        @media (max-width: 991.98px) {
            .mobile-header {
                display: flex;
            }
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .page-main {
                margin-left: 0;
            }
            .section {
                padding: 60px 0;
            }
            .cta-section {
                padding: 44px 30px;
                border-radius: 20px;
            }
        }
        @media (max-width: 767.98px) {
            .page-hero {
                padding: 64px 0 52px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-actions .btn {
                padding: 11px 20px;
                font-size: 14px;
            }
            .section {
                padding: 50px 0;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .data-card {
                padding: 22px 18px;
            }
            .data-card .num {
                font-size: 32px;
            }
            .cta-section {
                padding: 36px 24px;
            }
            .site-footer {
                padding-top: 44px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .page-hero .lead {
                font-size: 15px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .sidebar {
                width: 88%;
                left: 0;
                transform: translateX(-105%);
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0d1b2a;
            --primary-light: #16283c;
            --accent: #e8a838;
            --accent-hover: #d4952e;
            --bg: #f5f7fa;
            --bg-white: #ffffff;
            --text: #1e2a3a;
            --text-muted: #6c7a8a;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(13, 27, 42, 0.08);
            --shadow-hover: 0 8px 32px rgba(13, 27, 42, 0.14);
            --transition: 0.3s ease;
            --sidebar-width: 264px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 左侧导航 ========== */
        .site-sidebar {
            width: var(--sidebar-width);
            height: 100vh;
            position: fixed;
            top: 0;
            left: 0;
            z-index: 1045;
            background: linear-gradient(180deg, #0a1624 0%, #13283f 100%);
            display: flex;
            flex-direction: column;
            padding: 32px 22px;
            overflow-y: auto;
        }
        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            text-decoration: none;
            padding: 8px 0 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .brand-logo i {
            color: var(--accent);
            font-size: 26px;
        }
        .brand-logo:hover {
            color: #ffffff;
        }
        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-top: 24px;
        }
        .sidebar-nav .nav-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 12px;
            color: #b8c7d8;
            text-decoration: none;
            transition: all var(--transition);
            font-weight: 500;
            font-size: 15px;
            border-left: 3px solid transparent;
        }
        .sidebar-nav .nav-link i {
            width: 20px;
            text-align: center;
            font-size: 16px;
        }
        .sidebar-nav .nav-link:hover {
            background: rgba(255, 255, 255, 0.07);
            color: #ffffff;
            transform: translateX(2px);
        }
        .sidebar-nav .nav-link.active {
            background: rgba(232, 168, 56, 0.13);
            color: var(--accent);
            border-left-color: var(--accent);
            font-weight: 600;
        }
        .sidebar-card {
            margin-top: auto;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: 20px;
            text-align: center;
        }
        .sidebar-card p {
            color: #b8c7d8;
            font-size: 14px;
            margin-bottom: 12px;
        }
        .sidebar-card .btn-accent {
            display: inline-block;
            background: var(--accent);
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            padding: 8px 20px;
            border-radius: 30px;
            transition: all var(--transition);
            border: none;
        }
        .sidebar-card .btn-accent:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 168, 56, 0.3);
        }

        /* ========== 移动端导航 ========== */
        .mobile-nav {
            background: var(--primary);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 1040;
            box-shadow: 0 2px 16px rgba(13, 27, 42, 0.2);
        }
        .mobile-nav .navbar-brand {
            color: #ffffff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-nav .navbar-brand i {
            color: var(--accent);
        }
        .mobile-nav .navbar-toggler {
            border-color: rgba(255, 255, 255, 0.3);
        }
        .mobile-nav .navbar-toggler:focus {
            box-shadow: 0 0 0 0.25rem rgba(232, 168, 56, 0.3);
        }
        .mobile-nav .navbar-nav .nav-link {
            color: #b8c7d8;
            padding: 10px 16px;
            border-radius: 10px;
            transition: all var(--transition);
        }
        .mobile-nav .navbar-nav .nav-link:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
        }
        .mobile-nav .navbar-nav .nav-link.active {
            color: var(--accent);
            font-weight: 600;
            background: rgba(232, 168, 56, 0.12);
        }

        /* ========== 主内容 ========== */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .main-wrapper main {
            flex: 1;
        }

        /* ========== Hero/Banner ========== */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(10, 22, 36, 0.9) 0%, rgba(18, 40, 63, 0.75) 60%, rgba(10, 22, 36, 0.85) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 84px 0 64px;
            color: #ffffff;
            border-radius: 0 0 28px 28px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), transparent 70%);
        }
        .category-hero .breadcrumb-line {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .category-hero .breadcrumb-line a {
            color: rgba(255, 255, 255, 0.6);
        }
        .category-hero .breadcrumb-line a:hover {
            color: var(--accent);
        }
        .category-hero .hero-title {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .category-hero .hero-title span {
            color: var(--accent);
        }
        .category-hero .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 580px;
            margin-bottom: 0;
            line-height: 1.8;
        }

        /* ========== 资讯板块 ========== */
        .section-news {
            padding: 64px 0 40px;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }
        .section-header .sec-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(232, 168, 56, 0.12);
            padding: 4px 14px;
            border-radius: 30px;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }
        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            margin: 0;
        }
        .section-header .sec-sub {
            color: var(--text-muted);
            font-size: 15px;
        }
        .news-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 36px;
        }
        .news-tabs .tab-btn {
            padding: 8px 20px;
            border-radius: 30px;
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
        }
        .news-tabs .tab-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232, 168, 56, 0.06);
        }
        .news-tabs .tab-btn.active {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
            font-weight: 600;
        }

        /* 资讯卡片 */
        .news-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .news-card .card-img-wrap {
            height: 190px;
            overflow: hidden;
            position: relative;
            background: var(--primary-light);
        }
        .news-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .news-card .card-img-wrap .tag-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(13, 27, 42, 0.82);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }
        .news-card .card-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card .card-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--text);
            transition: color var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .card-title:hover {
            color: var(--accent);
        }
        .news-card .card-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .news-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .news-card .card-meta i {
            color: var(--accent);
            margin-right: 4px;
            font-size: 12px;
        }

        /* ========== 编辑精选 ========== */
        .section-feature {
            padding: 40px 0;
        }
        .feature-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 24px;
            overflow: hidden;
            color: #fff;
            position: relative;
        }
        .feature-box .row {
            min-height: 360px;
        }
        .feature-box .feature-img {
            min-height: 300px;
            background: url('/assets/images/coverpic/cover-7.png') center/cover no-repeat;
            position: relative;
        }
        .feature-box .feature-img::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 40px;
            background: linear-gradient(90deg, transparent, rgba(13, 27, 42, 0.7));
        }
        .feature-content {
            padding: 48px 40px;
        }
        .feature-content .feature-label {
            display: inline-block;
            background: rgba(232, 168, 56, 0.2);
            color: var(--accent);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: 30px;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }
        .feature-content h3 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 14px;
        }
        .feature-content p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            margin-bottom: 22px;
            line-height: 1.8;
        }
        .feature-content .btn-light-custom {
            display: inline-block;
            background: var(--accent);
            color: var(--primary);
            padding: 10px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            border: none;
        }
        .feature-content .btn-light-custom:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 56, 0.3);
            color: var(--primary);
        }

        /* ========== 热点排行 ========== */
        .section-hot {
            padding: 40px 0 64px;
        }
        .hot-list {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .hot-list h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 2px solid var(--border);
            position: relative;
        }
        .hot-list h3::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 56px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .hot-list .hot-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 12px;
            border-radius: 12px;
            transition: background var(--transition);
            cursor: pointer;
        }
        .hot-list .hot-item:hover {
            background: rgba(232, 168, 56, 0.06);
        }
        .hot-list .hot-item+.hot-item {
            border-top: 1px solid var(--border);
        }
        .hot-list .hot-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--border);
            min-width: 40px;
            text-align: center;
            font-style: italic;
        }
        .hot-list .hot-item:nth-child(1) .hot-num {
            color: var(--accent);
        }
        .hot-list .hot-item:nth-child(2) .hot-num {
            color: #d4a44c;
        }
        .hot-list .hot-item:nth-child(3) .hot-num {
            color: #c0a070;
        }
        .hot-list .hot-info {
            flex: 1;
        }
        .hot-list .hot-info .hot-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 2px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hot-list .hot-item:hover .hot-title {
            color: var(--accent);
        }
        .hot-list .hot-info .hot-views {
            font-size: 13px;
            color: var(--text-muted);
        }
        .hot-list .hot-info .hot-views i {
            color: var(--accent);
            margin-right: 4px;
            font-size: 12px;
        }

        /* ========== 数据统计 ========== */
        .section-stats {
            padding: 64px 0;
            background: var(--primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .section-stats::before {
            content: '';
            position: absolute;
            top: -40px;
            right: 20%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(232, 168, 56, 0.08);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            position: relative;
            z-index: 1;
        }
        .stats-grid .stat-item {
            text-align: center;
            padding: 28px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .stats-grid .stat-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .stats-grid .stat-num {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stats-grid .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }

        /* ========== CTA订阅 ========== */
        .section-subscribe {
            padding: 64px 0;
        }
        .subscribe-box {
            background: linear-gradient(135deg, rgba(10, 22, 36, 0.88) 0%, rgba(18, 40, 63, 0.8) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border-radius: 24px;
            padding: 56px 48px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .subscribe-box::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(232, 168, 56, 0.2);
        }
        .subscribe-box h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .subscribe-box p {
            color: rgba(255, 255, 255, 0.75);
            max-width: 540px;
            margin: 0 auto 28px;
            font-size: 15px;
        }
        .subscribe-box .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-box .subscribe-form .form-control {
            flex: 1;
            min-width: 240px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 30px;
            padding: 12px 22px;
            color: #fff;
            transition: all var(--transition);
        }
        .subscribe-box .subscribe-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .subscribe-box .subscribe-form .form-control:focus {
            background: rgba(255, 255, 255, 0.18);
            border-color: var(--accent);
            outline: none;
            box-shadow: 0 0 0 0.25rem rgba(232, 168, 56, 0.2);
        }
        .subscribe-box .subscribe-form .btn-subscribe {
            background: var(--accent);
            color: var(--primary);
            border: none;
            border-radius: 30px;
            padding: 12px 32px;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
        }
        .subscribe-box .subscribe-form .btn-subscribe:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 56, 0.35);
        }

        /* ========== FAQ ========== */
        .section-faq {
            padding: 0 0 64px;
        }
        .section-faq .faq-wrap {
            max-width: 840px;
            margin: 0 auto;
        }
        .section-faq .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .section-faq .faq-item:hover {
            border-color: rgba(232, 168, 56, 0.4);
            box-shadow: var(--shadow);
        }
        .section-faq .faq-item summary {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .section-faq .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .section-faq .faq-item summary .faq-icon {
            color: var(--accent);
            font-size: 14px;
            transition: transform var(--transition);
        }
        .section-faq .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }
        .section-faq .faq-item .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary);
            color: #b8c7d8;
            padding: 56px 0 0;
            margin-top: auto;
        }
        .site-footer .footer-brand .brand-logo {
            border-bottom: none;
            padding: 0;
            margin-bottom: 16px;
            color: #fff;
        }
        .site-footer .footer-about {
            font-size: 14px;
            color: #94a5b8;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .site-footer .status {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: #7ed3a0;
            background: rgba(46, 204, 113, 0.1);
            padding: 6px 16px;
            border-radius: 30px;
        }
        .site-footer .status::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #2ecc71;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }
        .site-footer .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .site-footer .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .site-footer .footer-links,
        .site-footer .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li,
        .site-footer .footer-contact li {
            margin-bottom: 10px;
            font-size: 14px;
        }
        .site-footer .footer-links a {
            color: #94a5b8;
            transition: all var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .site-footer .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: #94a5b8;
        }
        .site-footer .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 14px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 40px;
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #6c7a8a;
        }

        /* ========== 通用按钮 ========== */
        .btn-outline-light-custom {
            display: inline-block;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            padding: 10px 28px;
            border-radius: 30px;
            font-weight: 500;
            transition: all var(--transition);
        }
        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .site-sidebar {
                display: none;
            }
            .main-wrapper {
                margin-left: 0;
            }
            .category-hero {
                padding: 64px 0 48px;
            }
            .category-hero .hero-title {
                font-size: 34px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-box .feature-img {
                min-height: 220px;
            }
            .feature-content {
                padding: 32px 24px;
            }
            .subscribe-box {
                padding: 40px 24px;
            }
        }
        @media (max-width: 767.98px) {
            .category-hero .hero-title {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .section-news {
                padding: 48px 0 32px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .news-tabs {
                gap: 8px;
            }
            .news-tabs .tab-btn {
                padding: 6px 16px;
                font-size: 13px;
            }
            .subscribe-box h2 {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stats-grid .stat-num {
                font-size: 32px;
            }
            .hot-list {
                padding: 24px 18px;
            }
        }
        @media (max-width: 575.98px) {
            .container-custom {
                padding: 0 16px;
            }
            .category-hero {
                border-radius: 0 0 20px 20px;
                padding: 48px 0 40px;
            }
            .category-hero .hero-title {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-box .subscribe-form .form-control {
                min-width: 100%;
            }
            .subscribe-box .subscribe-form .btn-subscribe {
                width: 100%;
            }
        }