/* roulang page: index */
:root {
  --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --primary-900: #081a3d;
  --primary-800: #0e2652;
  --primary-700: #15356f;
  --accent-500: #ff5a1f;
  --accent-400: #ff7a45;
  --bg-light: #f4f7fc;
  --text-dark: #0f172a;
  --text-muted: #5b6b7d;
  --border-color: #e2e8f0;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 12px rgba(11, 31, 58, .06);
  --shadow-md: 0 8px 30px rgba(11, 31, 58, .09);
  --shadow-lg: 0 16px 48px rgba(11, 31, 58, .14);
}
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); color: var(--text-dark); background: #fff; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; }
.container { max-width: 1200px; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }

/* header & nav */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 1px 8px rgba(11, 31, 58, .04);
}
.header-inner { display: flex; align-items: center; height: 76px; gap: 1.6rem; }
.brand { display: flex; align-items: center; gap: .6rem; flex-shrink: 0; }
.brand-icon {
  width: 42px; height: 42px; border-radius: 13px;
  background: linear-gradient(135deg, var(--primary-700), var(--primary-900));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: var(--shadow-sm);
}
.brand-text { font-size: 1.18rem; font-weight: 800; letter-spacing: .02em; color: var(--primary-900); white-space: nowrap; }
.main-nav { display: flex; gap: .35rem; margin-left: auto; align-items: center; }
.nav-link {
  padding: .5rem .95rem; border-radius: 999px; font-size: .94rem; font-weight: 500;
  color: var(--text-muted); transition: all .2s ease; line-height: 1.4;
}
.nav-link:hover { color: var(--primary-800); background: var(--bg-light); }
.nav-link.active { color: #fff; background: var(--primary-800); font-weight: 600; box-shadow: 0 4px 14px rgba(14, 38, 82, .22); }
.header-actions { display: flex; align-items: center; gap: .7rem; flex-shrink: 0; }
.search-form {
  display: flex; align-items: center; background: var(--bg-light);
  border: 1px solid var(--border-color); border-radius: 999px;
  padding: .2rem .2rem .2rem 1rem; transition: border-color .2s, box-shadow .2s; height: 42px;
}
.search-form:focus-within { border-color: var(--accent-400); box-shadow: 0 0 0 3px rgba(255, 90, 31, .14); }
.search-form input { border: none; outline: none; background: transparent; width: 148px; font-size: .88rem; color: var(--text-dark); }
.search-form button {
  width: 34px; height: 34px; border-radius: 999px; background: var(--primary-800);
  color: #fff; display: flex; align-items: center; justify-content: center;
  transition: background .2s; flex-shrink: 0; border: none;
}
.search-form button:hover { background: var(--accent-500); }
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  background: var(--accent-500); color: #fff; font-weight: 600; font-size: .95rem;
  border-radius: 999px; padding: .58rem 1.35rem; border: none;
  box-shadow: 0 6px 18px rgba(255, 90, 31, .28);
  transition: all .22s ease; line-height: 1.4;
}
.btn-primary:hover { background: var(--accent-400); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(255, 90, 31, .35); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(255, 90, 31, .25); }
.btn-primary:focus-visible, .nav-link:focus-visible { outline: 2px solid var(--accent-500); outline-offset: 2px; }
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  background: transparent; color: #fff; font-weight: 600; font-size: .95rem;
  border: 1.5px solid rgba(255, 255, 255, .72); border-radius: 999px; padding: .58rem 1.35rem;
  transition: all .22s ease; line-height: 1.4;
}
.btn-outline:hover { background: rgba(255, 255, 255, .14); border-color: #fff; transform: translateY(-2px); }
.menu-toggle {
  display: none; width: 42px; height: 42px; border-radius: 12px;
  border: 1px solid var(--border-color); background: #fff; color: var(--primary-800);
  font-size: 1.1rem; align-items: center; justify-content: center;
}
.menu-toggle:hover { background: var(--bg-light); }

/* hero */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: linear-gradient(130deg, rgba(8, 26, 61, .94) 20%, rgba(21, 53, 111, .78) 70%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.hero-content { padding: 110px 0 88px; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .26);
  border-radius: 999px; padding: .45rem 1.15rem; font-size: .85rem; font-weight: 500;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); margin-bottom: 1.5rem;
}
.hero-title { font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 900; line-height: 1.18; margin-bottom: 1.1rem; letter-spacing: .01em; }
.hero-sub { font-size: 1.12rem; line-height: 1.8; color: rgba(255, 255, 255, .86); max-width: 660px; margin-bottom: 2.2rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3.2rem; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; max-width: 780px; }
.hero-stat {
  border: 1px solid rgba(255, 255, 255, .18); border-radius: 16px; padding: 1rem 1.2rem;
  background: rgba(255, 255, 255, .08); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: background .25s, transform .25s;
}
.hero-stat:hover { background: rgba(255, 255, 255, .15); transform: translateY(-3px); }
.hero-stat-num { font-size: 1.65rem; font-weight: 800; color: #fff; }
.hero-stat-label { font-size: .8rem; color: rgba(255, 255, 255, .74); margin-top: .2rem; }

/* sections */
.section { padding: 5rem 0; }
.section-alt { background: var(--bg-light); }
.section-head { text-align: center; max-width: 700px; margin: 0 auto 3rem; }
.section-tag {
  display: inline-block; background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
  color: #fff; font-size: .76rem; font-weight: 700; letter-spacing: .1em;
  border-radius: 999px; padding: .32rem 1rem; margin-bottom: .9rem;
}
.section-title { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; color: var(--primary-900); line-height: 1.3; }
.section-desc { color: var(--text-muted); margin-top: .8rem; font-size: 1rem; line-height: 1.75; }

/* feature cards */
.feature-card {
  background: #fff; border: 1px solid var(--border-color); border-radius: 20px;
  padding: 2.2rem 1.7rem; transition: all .3s ease; box-shadow: var(--shadow-sm); height: 100%;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature-icon {
  width: 58px; height: 58px; border-radius: 16px;
  background: linear-gradient(135deg, var(--primary-700), var(--primary-900));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.45rem; margin-bottom: 1.3rem;
  box-shadow: var(--shadow-sm);
}
.feature-title { font-size: 1.16rem; font-weight: 700; color: var(--primary-900); margin-bottom: .6rem; }
.feature-desc { font-size: .92rem; color: var(--text-muted); line-height: 1.72; }

/* category cards */
.cat-card {
  position: relative; border-radius: 22px; overflow: hidden; display: block;
  min-height: 320px; box-shadow: var(--shadow-sm); transition: all .3s ease;
}
.cat-card:hover { transform: translateY(-7px); box-shadow: var(--shadow-lg); }
.cat-card img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; transition: transform .55s ease; }
.cat-card:hover img { transform: scale(1.07); }
.cat-overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end;
  background: linear-gradient(180deg, rgba(8, 26, 61, 0) 35%, rgba(8, 26, 61, .9) 100%);
  padding: 1.6rem; color: #fff;
}
.cat-tag {
  align-self: flex-start; background: var(--accent-500); font-size: .74rem; font-weight: 700;
  border-radius: 999px; padding: .28rem .85rem; margin-bottom: .7rem; letter-spacing: .03em;
}
.cat-title { font-size: 1.32rem; font-weight: 800; line-height: 1.35; }
.cat-meta { font-size: .84rem; color: rgba(255, 255, 255, .82); margin-top: .35rem; }

/* news cards */
.news-card {
  display: block; background: #fff; border: 1px solid var(--border-color); border-radius: 20px;
  padding: 1.7rem; transition: all .3s ease; box-shadow: var(--shadow-sm); height: 100%;
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }
.news-card-top { display: flex; justify-content: space-between; align-items: center; gap: .6rem; flex-wrap: wrap; }
.news-tag {
  display: inline-block; background: var(--bg-light); color: var(--primary-700);
  font-size: .76rem; font-weight: 600; border-radius: 999px; padding: .25rem .75rem;
}
.news-card time { font-size: .78rem; color: #94a3b8; }
.news-card h3 { font-size: 1.06rem; font-weight: 700; color: var(--primary-900); margin: .9rem 0 .5rem; line-height: 1.5; transition: color .2s; }
.news-card:hover h3 { color: var(--accent-500); }
.news-card p { font-size: .88rem; color: var(--text-muted); line-height: 1.66; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-more { display: inline-flex; align-items: center; gap: .35rem; font-size: .84rem; font-weight: 600; color: var(--primary-800); margin-top: 1rem; transition: color .2s, gap .2s; }
.news-card:hover .news-more { color: var(--accent-500); gap: .6rem; }

/* timeline */
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; position: relative; }
.timeline-item {
  position: relative; background: #fff; border: 1px solid var(--border-color);
  border-radius: 20px; padding: 1.8rem 1.5rem; box-shadow: var(--shadow-sm); transition: all .3s ease;
}
.timeline-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.timeline-dot {
  width: 14px; height: 14px; border-radius: 50%; background: var(--accent-500);
  box-shadow: 0 0 0 5px rgba(255, 90, 31, .18); margin-bottom: 1.1rem;
}
.timeline-date { font-size: .78rem; font-weight: 700; color: var(--accent-500); letter-spacing: .06em; }
.timeline-title { font-size: 1.05rem; font-weight: 700; color: var(--primary-900); margin: .45rem 0 .4rem; }
.timeline-desc { font-size: .85rem; color: var(--text-muted); line-height: 1.62; }

/* steps */
.step-card {
  background: #fff; border: 1px solid var(--border-color); border-radius: 20px;
  padding: 2.2rem 1.6rem; text-align: center; box-shadow: var(--shadow-sm); height: 100%; transition: all .3s ease;
}
.step-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.step-num {
  width: 48px; height: 48px; margin: 0 auto 1.1rem; border-radius: 15px;
  background: linear-gradient(135deg, var(--accent-500), var(--accent-400)); color: #fff;
  font-weight: 800; font-size: 1.15rem; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 16px rgba(255, 90, 31, .3);
}
.step-title { font-weight: 700; color: var(--primary-900); font-size: 1.05rem; margin-bottom: .5rem; }
.step-desc { font-size: .88rem; color: var(--text-muted); line-height: 1.66; }

/* faq */
.faq-item {
  background: #fff; border: 1px solid var(--border-color); border-radius: 18px;
  padding: 1.35rem 1.65rem; box-shadow: var(--shadow-sm); transition: box-shadow .25s, border-color .25s;
}
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-item.open { border-color: rgba(255, 90, 31, .35); }
.faq-q {
  font-weight: 700; color: var(--primary-900); display: flex; justify-content: space-between;
  align-items: center; gap: 1rem; cursor: pointer; font-size: 1rem; line-height: 1.5;
}
.faq-q i { color: var(--accent-500); font-size: .85rem; transition: transform .28s; flex-shrink: 0; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { color: var(--text-muted); font-size: .9rem; line-height: 1.8; margin-top: .85rem; display: none; }
.faq-item.open .faq-a { display: block; animation: fadeIn .3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

/* cta */
.cta-section {
  border-radius: 30px; padding: 4.2rem 3rem; color: #fff; text-align: center;
  background: linear-gradient(120deg, rgba(8, 26, 61, .95) 15%, rgba(21, 53, 111, .82) 75%),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.cta-title { font-size: clamp(1.6rem, 3.2vw, 2.25rem); font-weight: 800; margin-bottom: .8rem; }
.cta-desc { color: rgba(255, 255, 255, .84); font-size: 1.02rem; max-width: 580px; margin: 0 auto 2rem; line-height: 1.8; }

/* footer */
.site-footer { background: var(--primary-900); color: rgba(255, 255, 255, .76); padding-top: 4.2rem; }
.footer-brand { display: flex; align-items: center; gap: .6rem; color: #fff; font-size: 1.28rem; font-weight: 800; }
.footer-brand .brand-icon { width: 40px; height: 40px; font-size: 1rem; }
.footer-desc { font-size: .9rem; line-height: 1.8; color: rgba(255, 255, 255, .58); margin-top: 1.1rem; max-width: 320px; }
.footer-title { color: #fff; font-weight: 700; font-size: .98rem; margin-bottom: 1.1rem; }
.footer-links a {
  display: block; color: rgba(255, 255, 255, .6); font-size: .88rem;
  padding: .32rem 0; transition: color .2s, padding-left .2s;
}
.footer-links a:hover { color: var(--accent-400); padding-left: .35rem; }
.footer-contact li { display: flex; gap: .55rem; align-items: flex-start; font-size: .88rem; color: rgba(255, 255, 255, .6); padding: .3rem 0; line-height: 1.6; }
.footer-contact i { color: var(--accent-400); margin-top: .18rem; width: 16px; text-align: center; flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 3.2rem;
  padding: 1.5rem 0; font-size: .82rem; color: rgba(255, 255, 255, .45);
}
.footer-bottom a:hover { color: var(--accent-400); }

/* responsive */
@media (max-width: 1024px) {
  .main-nav { gap: .2rem; }
  .nav-link { padding: .45rem .75rem; font-size: .9rem; }
  .search-form input { width: 100px; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .header-inner { height: 66px; }
  .main-nav {
    display: none; position: absolute; top: 66px; left: 0; right: 0; background: #fff;
    border-bottom: 1px solid var(--border-color); box-shadow: var(--shadow-md);
    flex-direction: column; padding: 1rem; gap: .4rem; align-items: stretch;
  }
  .main-nav.open { display: flex; }
  .nav-link { border-radius: 12px; padding: .7rem 1rem; }
  .menu-toggle { display: flex; }
  .search-form { display: none; }
  .header-actions .btn-primary { padding: .5rem 1rem; font-size: .84rem; }
  .hero-content { padding: 78px 0 64px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 3.6rem 0; }
  .cta-section { padding: 3rem 1.5rem; border-radius: 22px; }
  .timeline { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .brand-text { font-size: .95rem; }
  .brand-icon { width: 36px; height: 36px; font-size: .9rem; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { width: 100%; }
  .hero-stats { gap: .6rem; }
  .hero-stat { padding: .85rem .7rem; }
  .hero-stat-num { font-size: 1.25rem; }
  .hero-sub { font-size: 1rem; }
  .section-title { font-size: 1.55rem; }
  .cta-section { padding: 2.5rem 1.2rem; }
  .footer-bottom { text-align: center; }
}

/* roulang page: category1 */
:root {
    --primary: #2D7FF9;
    --primary-dark: #1B59D9;
    --accent: #FF6B35;
    --dark: #0F1B2D;
    --soft: #F5F8FC;
    --muted: #6B7A8F;
    --line: #E3EAF2;
    --radius-lg: 20px;
    --radius-md: 14px;
    --shadow-card: 0 8px 30px rgba(15, 27, 45, 0.08);
    --shadow-hover: 0 16px 44px rgba(15, 27, 45, 0.14);
  }

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

  html { scroll-behavior: smooth; }

  body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    background: #fff;
    color: var(--dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }

  img { max-width: 100%; height: auto; display: block; }
  a { text-decoration: none; color: inherit; }
  ul, ol { list-style: none; }
  button, input { font-family: inherit; }

  .container-main {
    max-width: 1240px;
    margin-left: auto;
    margin-right: auto;
  }

  /* ===== Header ===== */
  .site-header {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 60;
    box-shadow: 0 2px 16px rgba(15, 27, 45, 0.05);
  }

  .header-inner {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.02em;
    white-space: nowrap;
    transition: opacity .25s ease;
  }

  .brand:hover { opacity: .85; }

  .brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, #2D7FF9, #1B59D9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: 0 6px 16px rgba(45, 127, 249, 0.3);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    justify-content: center;
  }

  .nav-link {
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    color: var(--muted);
    transition: all .25s ease;
    white-space: nowrap;
  }

  .nav-link:hover {
    color: var(--primary);
    background: rgba(45, 127, 249, 0.08);
  }

  .nav-link.active {
    color: #fff;
    background: var(--primary);
    box-shadow: 0 4px 14px rgba(45, 127, 249, 0.28);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .search-box {
    display: flex;
    align-items: center;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 5px 6px 5px 16px;
    width: 210px;
    transition: all .3s ease;
  }

  .search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(45, 127, 249, 0.12);
    background: #fff;
  }

  .search-box input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 14px;
    width: 100%;
    color: var(--dark);
  }

  .search-box input::placeholder { color: #9AA8BB; }

  .search-btn {
    background: var(--primary);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all .25s ease;
  }

  .search-btn:hover { background: var(--primary-dark); }

  .header-cta {
    background: linear-gradient(135deg, #FF6B35, #FF8F5A);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 10px 22px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.28);
    transition: all .3s ease;
    white-space: nowrap;
  }

  .header-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.36);
  }

  .mobile-toggle {
    display: none;
    background: none;
    border: 1px solid var(--line);
    border-radius: 10px;
    width: 40px;
    height: 40px;
    font-size: 18px;
    color: var(--dark);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: all .25s ease;
  }

  .mobile-toggle:hover {
    background: var(--soft);
  }

  /* ===== Category Hero ===== */
  .category-hero {
    position: relative;
    padding: 88px 0 104px;
    background: linear-gradient(135deg, #0B1626 0%, #13233E 60%, #1A2E4E 100%);
    overflow: hidden;
  }

  .category-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    opacity: 0.32;
  }

  .category-hero::after {
    content: '';
    position: absolute;
    bottom: -45%;
    right: -8%;
    width: 55%;
    height: 90%;
    background: radial-gradient(circle, rgba(45, 127, 249, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
  }

  .hero-content { position: relative; z-index: 3; }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    padding: 8px 20px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    margin-bottom: 22px;
  }

  .hero-badge i { color: #FFD166; }

  .hero-title {
    font-size: clamp(34px, 6vw, 52px);
    font-weight: 900;
    color: #fff;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  }

  .hero-subtitle {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.78);
    max-width: 580px;
    margin-bottom: 34px;
    line-height: 1.7;
  }

  .hero-stats {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
  }

  .hero-stat strong {
    font-size: 30px;
    font-weight: 900;
    color: #fff;
    display: block;
    line-height: 1.2;
  }

  .hero-stat span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    display: block;
    margin-top: 4px;
  }

  /* ===== Next Event Bar ===== */
  .next-event-section {
    position: relative;
    z-index: 10;
    margin-top: -56px;
  }

  .next-event-card {
    background: #fff;
    border-radius: 22px;
    border: 1px solid var(--line);
    box-shadow: 0 16px 50px rgba(15, 27, 45, 0.12);
    padding: 24px 28px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
  }

  .next-event-date {
    width: 68px;
    height: 72px;
    border-radius: 16px;
    background: linear-gradient(135deg, #2D7FF9, #1B59D9);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 18px rgba(45, 127, 249, 0.3);
    flex-shrink: 0;
  }

  .next-event-date .date-day {
    font-size: 26px;
    font-weight: 900;
    line-height: 1;
  }

  .next-event-date .date-month {
    font-size: 13px;
    font-weight: 600;
    opacity: .9;
    margin-top: 3px;
  }

  .countdown {
    display: flex;
    gap: 8px;
  }

  .count-item {
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    text-align: center;
    min-width: 54px;
  }

  .count-item strong {
    display: block;
    font-size: 18px;
    font-weight: 900;
    color: var(--primary);
  }

  /* ===== Buttons ===== */
  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #2D7FF9, #1B59D9);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 26px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(45, 127, 249, 0.28);
    transition: all .3s ease;
    text-align: center;
    white-space: nowrap;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(45, 127, 249, 0.35);
  }

  .btn-accent {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #FF6B35, #FF8F5A);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 26px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(255, 107, 53, 0.28);
    transition: all .3s ease;
  }

  .btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(255, 107, 53, 0.36);
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 1.5px solid var(--line);
    color: var(--dark);
    font-weight: 600;
    font-size: 14px;
    padding: 11px 24px;
    border-radius: 999px;
    transition: all .3s ease;
  }

  .btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(45, 127, 249, 0.05);
  }

  /* ===== Section ===== */
  .section-pad { padding: 72px 0; }

  .section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 52px;
  }

  .section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(45, 127, 249, 0.1);
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 999px;
    letter-spacing: .02em;
    margin-bottom: 12px;
  }

  .section-title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--dark);
    margin-bottom: 14px;
  }

  .section-subtitle {
    font-size: 16px;
    color: var(--muted);
    line-height: 1.7;
  }

  /* ===== Category Cards ===== */
  .category-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
    transition: all .35s ease;
  }

  .category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
  }

  .category-card .card-img { position: relative; height: 140px; overflow: hidden; }

  .category-card .card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(15, 27, 45, 0.65) 100%);
  }

  .category-card .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .category-card:hover .card-img img { transform: scale(1.06); }

  .category-card .card-body {
    padding: 18px 20px 20px;
    text-align: center;
  }

  .category-card .card-title {
    font-size: 17px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 6px;
  }

  .category-card .card-desc {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.5;
    margin-bottom: 12px;
  }

  .category-card .icon-wrap {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(45, 127, 249, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin: 0 auto 12px;
  }

  /* ===== Event Card ===== */
  .event-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all .35s ease;
    display: flex;
    flex-direction: column;
  }

  .event-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
  }

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

  .event-card .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

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

  .event-card .badge-wrap {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    display: flex;
    gap: 6px;
  }

  .tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(6px);
    color: var(--dark);
    font-size: 12px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 999px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  }

  .tag-green { color: #0E9F6E; }
  .tag-orange { color: #FF6B35; }
  .tag-purple { color: #7C3AED; }

  .event-card .card-body {
    padding: 20px 20px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .event-card .event-title {
    font-size: 17px;
    font-weight: 800;
    line-height: 1.35;
    margin-bottom: 10px;
    color: var(--dark);
  }

  .event-meta {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 16px;
  }

  .event-meta li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
  }

  .event-meta li i {
    color: var(--primary);
    width: 16px;
    text-align: center;
    font-size: 13px;
  }

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

  .event-price {
    font-size: 14px;
    color: var(--muted);
  }

  .event-price strong {
    font-size: 18px;
    color: var(--accent);
    font-weight: 900;
  }

  .event-link {
    color: var(--primary);
    font-weight: 700;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: gap .25s ease;
  }

  .event-link:hover { gap: 9px; }

  /* ===== Timeline ===== */
  .timeline-wrap {
    position: relative;
    max-width: 720px;
    margin: 0 auto;
    padding-left: 30px;
  }

  .timeline-wrap::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg, var(--primary), #7C3AED, #FF6B35);
    border-radius: 2px;
    opacity: .5;
  }

  .timeline-item {
    position: relative;
    padding: 0 0 32px 20px;
  }

  .timeline-item:last-child { padding-bottom: 0; }

  .timeline-item::before {
    content: '';
    position: absolute;
    left: -26px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--primary);
    box-shadow: 0 0 0 4px rgba(45, 127, 249, 0.15);
  }

  .timeline-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    background: rgba(45, 127, 249, 0.08);
    padding: 5px 14px;
    border-radius: 999px;
    margin-bottom: 10px;
  }

  .timeline-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 18px 22px;
    box-shadow: 0 4px 16px rgba(15, 27, 45, 0.05);
    transition: all .3s ease;
  }

  .timeline-card:hover {
    border-color: rgba(45, 127, 249, 0.3);
    box-shadow: 0 8px 26px rgba(45, 127, 249, 0.1);
  }

  .timeline-card h3 {
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 4px;
  }

  .timeline-card p {
    font-size: 14px;
    color: var(--muted);
  }

  /* ===== Steps ===== */
  .step-card {
    text-align: center;
    padding: 34px 24px;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 20px;
    transition: all .35s ease;
    position: relative;
  }

  .step-card:hover {
    background: #fff;
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
  }

  .step-num {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: linear-gradient(135deg, #2D7FF9, #1B59D9);
    color: #fff;
    font-size: 20px;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    box-shadow: 0 6px 18px rgba(45, 127, 249, 0.3);
  }

  .step-card h3 {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .step-card p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.6;
  }

  /* ===== FAQ ===== */
  .faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 0;
    overflow: hidden;
    transition: all .3s ease;
  }

  .faq-item:hover {
    border-color: rgba(45, 127, 249, 0.3);
    box-shadow: 0 6px 20px rgba(45, 127, 249, 0.08);
  }

  .faq-item summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    transition: color .25s ease;
  }

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

  .faq-item summary i {
    color: var(--primary);
    font-size: 15px;
    flex-shrink: 0;
    transition: transform .3s ease;
  }

  .faq-item[open] summary i {
    transform: rotate(45deg);
    color: var(--accent);
  }

  .faq-item .faq-body {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.75;
    border-top: 1px dashed var(--line);
    margin-top: 0;
  }

  .faq-item .faq-body p { padding-top: 16px; }

  /* ===== CTA ===== */
  .cta-section {
    position: relative;
    padding: 72px 0;
    border-radius: 28px;
    margin-bottom: 72px;
    overflow: hidden;
    background: linear-gradient(135deg, #0B1626, #13233E);
  }

  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    opacity: .3;
  }

  .cta-section::after {
    content: '';
    position: absolute;
    top: -30%;
    right: -5%;
    width: 50%;
    height: 90%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.35) 0%, transparent 65%);
    border-radius: 50%;
  }

  .cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
  }

  .cta-inner h2 {
    font-size: clamp(27px, 4vw, 38px);
    font-weight: 900;
    color: #fff;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
  }

  .cta-inner p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 16px;
    max-width: 480px;
    margin: 0 auto 28px;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: #0F1B2D;
    color: #B9C4D2;
    padding: 64px 0 0;
  }

  .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 16px;
  }

  .footer-desc {
    font-size: 14px;
    line-height: 1.7;
    color: #8A97A8;
    max-width: 280px;
  }

  .footer-title {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
  }

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

  .footer-links a {
    color: #8A97A8;
    font-size: 14px;
    transition: color .25s ease;
  }

  .footer-links a:hover { color: #fff; }

  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
    color: #8A97A8;
  }

  .footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
  }

  .footer-contact li i {
    color: #FF6B35;
    margin-top: 3px;
  }

  .footer-bottom {
    margin-top: 48px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 22px 0;
    font-size: 13px;
    color: #6B7A8F;
  }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .search-box { width: 170px; }
    .header-cta { padding: 10px 18px; }
    .nav-link { padding: 10px 14px; font-size: 14px; }
  }

  @media (max-width: 768px) {
    .header-inner { height: 64px; padding: 0 16px; }
    .search-box { display: none; }
    .mobile-toggle { display: flex; }
    .main-nav {
      position: absolute;
      top: 64px;
      left: 0;
      right: 0;
      background: #fff;
      border-bottom: 1px solid var(--line);
      flex-direction: column;
      align-items: stretch;
      padding: 16px;
      gap: 4px;
      display: none;
      box-shadow: 0 20px 40px rgba(15, 27, 45, 0.1);
    }
    .main-nav.open { display: flex; }
    .nav-link {
      padding: 14px 18px;
      border-radius: 12px;
      text-align: center;
    }
    .section-pad { padding: 56px 0; }
    .category-hero { padding: 64px 0 92px; }
    .category-hero::after { display: none; }
    .hero-title { font-size: 36px; }
    .next-event-section { margin-top: -40px; }
    .countdown { display: none; }
    .hero-stats { gap: 20px; }
  }

  @media (max-width: 520px) {
    .brand-text { display: none; }
    .header-cta span { display: none; }
    .header-cta { width: 42px; height: 42px; padding: 0; justify-content: center; }
    .header-cta i { margin: 0; font-size: 16px; }
    .header-inner { gap: 12px; }
    .hero-title { font-size: 30px; }
    .hero-subtitle { font-size: 15px; }
    .hero-stat strong { font-size: 24px; }
    .next-event-card { padding: 18px; }
    .next-event-date { width: 56px; height: 64px; }
    .next-event-date .date-day { font-size: 22px; }
  }

/* roulang page: article */
:root {
        --primary: #1e56d6;
        --primary-dark: #1341a6;
        --primary-light: #e8efff;
        --accent: #f97316;
        --accent-light: #fff3e8;
        --dark: #0b1a30;
        --bg: #f6f8fc;
        --surface: #ffffff;
        --text: #1e293b;
        --text-muted: #64748b;
        --border: #e2e8f0;
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 22px;
        --shadow-sm: 0 2px 8px rgba(11, 26, 48, .06);
        --shadow-md: 0 10px 40px rgba(11, 26, 48, .08);
        --shadow-lg: 0 24px 60px rgba(11, 26, 48, .14);
        --transition-fast: .2s ease;
        --transition-base: .35s cubic-bezier(.4, 0, .2, 1);
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.7;
        margin: 0;
        padding: 0;
        -webkit-font-smoothing: antialiased;
    }

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

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

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

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

    input,
    textarea {
        font-family: inherit;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(255, 255, 255, .92);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--border);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.25rem;
        height: 72px;
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: .6rem;
        font-size: 1.2rem;
        font-weight: 800;
        color: var(--dark);
        white-space: nowrap;
        letter-spacing: -.01em;
        transition: opacity var(--transition-fast);
    }

    .brand-logo:hover {
        opacity: .85;
    }

    .brand-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 12px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #fff;
        font-size: 1.1rem;
        box-shadow: 0 6px 20px rgba(30, 86, 214, .3);
        flex-shrink: 0;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 1.75rem;
        margin-inline: auto;
    }

    .main-nav .nav-link {
        position: relative;
        padding: .5rem .1rem;
        font-weight: 600;
        color: var(--text-muted);
        font-size: .95rem;
        transition: color var(--transition-fast);
        white-space: nowrap;
    }

    .main-nav .nav-link:hover {
        color: var(--primary);
    }

    .main-nav .nav-link.active {
        color: var(--primary);
    }

    .main-nav .nav-link.active::after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: -3px;
        height: 3px;
        border-radius: 3px;
        background: var(--accent);
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: .75rem;
    }

    .search-box {
        display: flex;
        align-items: center;
        background: #f1f5f9;
        border-radius: 999px;
        padding: .4rem .4rem .4rem 1rem;
        border: 1px solid transparent;
        transition: all var(--transition-fast);
    }

    .search-box:focus-within {
        background: #fff;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(30, 86, 214, .12);
    }

    .search-box input {
        border: none;
        outline: none;
        background: transparent;
        font-size: .875rem;
        width: 160px;
        color: var(--text);
    }

    .search-box input::placeholder {
        color: #94a3b8;
    }

    .search-box .search-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        border-radius: 50%;
        background: var(--primary);
        color: #fff;
        border: none;
        font-size: .8rem;
        transition: background var(--transition-fast);
        flex-shrink: 0;
    }

    .search-box .search-btn:hover {
        background: var(--primary-dark);
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .5rem;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #fff;
        padding: .7rem 1.5rem;
        border-radius: 999px;
        font-weight: 600;
        font-size: .9rem;
        border: none;
        box-shadow: 0 6px 20px rgba(30, 86, 214, .3);
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .btn-primary:hover {
        box-shadow: 0 10px 30px rgba(30, 86, 214, .4);
        transform: translateY(-2px);
    }

    .btn-primary:active {
        transform: translateY(0);
        box-shadow: 0 4px 12px rgba(30, 86, 214, .25);
    }

    .btn-sm {
        padding: .5rem 1.1rem;
        font-size: .8rem;
    }

    .btn-outline {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .5rem;
        background: transparent;
        border: 2px solid rgba(255, 255, 255, .7);
        color: #fff;
        padding: .65rem 1.5rem;
        border-radius: 999px;
        font-weight: 600;
        font-size: .9rem;
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .btn-outline:hover {
        background: rgba(255, 255, 255, .12);
        border-color: #fff;
        transform: translateY(-2px);
    }

    .mobile-toggle {
        display: none;
        width: 42px;
        height: 42px;
        align-items: center;
        justify-content: center;
        border-radius: 10px;
        border: 1px solid var(--border);
        background: #fff;
        color: var(--text);
        font-size: 1.1rem;
        transition: all var(--transition-fast);
        flex-shrink: 0;
    }

    .mobile-toggle:hover {
        background: var(--primary-light);
        color: var(--primary);
    }

    /* ===== 文章 Hero ===== */
    .article-hero {
        position: relative;
        padding: 5rem 0 6.5rem;
        background: linear-gradient(135deg, rgba(11, 26, 48, .92), rgba(19, 65, 166, .85)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        color: #fff;
    }

    .article-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at top right, rgba(249, 115, 22, .2), transparent 60%);
    }

    .article-hero-content {
        position: relative;
        z-index: 2;
        max-width: 860px;
    }

    .breadcrumb {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: .5rem;
        font-size: .85rem;
        color: rgba(255, 255, 255, .7);
        margin-bottom: 1.25rem;
    }

    .breadcrumb a {
        color: rgba(255, 255, 255, .85);
        transition: color var(--transition-fast);
    }

    .breadcrumb a:hover {
        color: #fff;
    }

    .breadcrumb .sep {
        color: rgba(255, 255, 255, .4);
    }

    .article-hero h1 {
        font-size: clamp(1.7rem, 4vw, 2.6rem);
        font-weight: 800;
        line-height: 1.3;
        margin: 0 0 1.1rem;
        letter-spacing: -.02em;
    }

    .article-hero-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 1rem;
        font-size: .88rem;
        color: rgba(255, 255, 255, .8);
    }

    .hero-meta-item {
        display: inline-flex;
        align-items: center;
        gap: .4rem;
    }

    .hero-meta-item i {
        color: var(--accent);
    }

    /* ===== 票券信息条 ===== */
    .ticket-bar-wrap {
        position: relative;
        z-index: 10;
        margin-top: -3rem;
    }

    .ticket-bar {
        position: relative;
        background: var(--surface);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 1rem;
        padding: 1.35rem 1.75rem;
        overflow: hidden;
    }

    .ticket-bar::before,
    .ticket-bar::after {
        content: '';
        position: absolute;
        width: 22px;
        height: 22px;
        border-radius: 50%;
        background: var(--bg);
        border: 1px solid var(--border);
        top: 50%;
        transform: translateY(-50%);
    }

    .ticket-bar::before {
        left: -12px;
    }

    .ticket-bar::after {
        right: -12px;
    }

    .ticket-item {
        display: flex;
        align-items: center;
        gap: .75rem;
        padding: .4rem .5rem;
    }

    .ticket-item .t-icon {
        width: 42px;
        height: 42px;
        border-radius: 12px;
        background: var(--primary-light);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        flex-shrink: 0;
    }

    .ticket-item .t-label {
        font-size: .75rem;
        color: var(--text-muted);
        margin-bottom: 2px;
    }

    .ticket-item .t-value {
        font-size: .92rem;
        font-weight: 600;
        color: var(--dark);
    }

    .ticket-bar .btn-primary {
        flex-shrink: 0;
    }

    /* ===== 文章主体布局 ===== */
    .article-layout-section {
        padding: 3rem 0 4rem;
    }

    .article-layout {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 340px;
        gap: 2rem;
        align-items: start;
    }

    .article-body-card {
        background: var(--surface);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        padding: 2rem 2.25rem;
        overflow: hidden;
    }

    .article-cover {
        border-radius: var(--radius-md);
        overflow: hidden;
        margin-bottom: 1.5rem;
        position: relative;
    }

    .article-cover img {
        width: 100%;
        object-fit: cover;
        aspect-ratio: 16 / 7;
    }

    .article-cover::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 70%, rgba(11, 26, 48, .15));
        pointer-events: none;
    }

    .article-content {
        font-size: 1.02rem;
        line-height: 1.9;
        color: #334155;
    }

    .article-content p {
        margin-bottom: 1.3rem;
    }

    .article-content h2 {
        font-size: 1.6rem;
        font-weight: 700;
        margin: 2.2rem 0 1rem;
        color: var(--dark);
        border-left: 4px solid var(--primary);
        padding-left: 1rem;
        line-height: 1.4;
    }

    .article-content h3 {
        font-size: 1.3rem;
        font-weight: 700;
        margin: 1.8rem 0 .8rem;
        color: var(--dark);
    }

    .article-content h4 {
        font-size: 1.12rem;
        font-weight: 700;
        margin: 1.5rem 0 .6rem;
        color: var(--dark);
    }

    .article-content img {
        border-radius: var(--radius-md);
        max-width: 100%;
        box-shadow: var(--shadow-md);
        margin: 1.6rem auto;
    }

    .article-content ul,
    .article-content ol {
        padding-left: 1.6rem;
        margin-bottom: 1.3rem;
    }

    .article-content li {
        margin-bottom: .5rem;
    }

    .article-content blockquote {
        border-left: 4px solid var(--accent);
        background: var(--accent-light);
        padding: 1rem 1.5rem;
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        margin: 1.6rem 0;
        color: #7c2d12;
        font-style: normal;
    }

    .article-content a {
        color: var(--primary);
        text-decoration: underline;
        text-underline-offset: 3px;
        text-decoration-color: rgba(30, 86, 214, .3);
        transition: all var(--transition-fast);
    }

    .article-content a:hover {
        color: var(--primary-dark);
        text-decoration-color: var(--primary);
    }

    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 1.6rem 0;
        font-size: .92rem;
    }

    .article-content th,
    .article-content td {
        border: 1px solid var(--border);
        padding: .7rem 1rem;
        text-align: left;
    }

    .article-content th {
        background: #f1f5f9;
        font-weight: 600;
    }

    .article-content code {
        background: #f1f5f9;
        padding: .2rem .5rem;
        border-radius: 4px;
        font-size: .88em;
        color: var(--primary);
    }

    .article-tags {
        display: flex;
        flex-wrap: wrap;
        gap: .5rem;
        margin-top: 2rem;
        padding-top: 1.5rem;
        border-top: 1px solid var(--border);
    }

    .tag {
        display: inline-flex;
        align-items: center;
        gap: .35rem;
        background: var(--primary-light);
        color: var(--primary);
        padding: .35rem .9rem;
        border-radius: 999px;
        font-size: .8rem;
        font-weight: 600;
        transition: all var(--transition-fast);
    }

    .tag:hover {
        background: var(--primary);
        color: #fff;
        transform: translateY(-2px);
    }

    .not-found {
        text-align: center;
        padding: 4rem 1.5rem;
    }

    .not-found i {
        font-size: 3.5rem;
        color: var(--border);
        margin-bottom: 1.25rem;
    }

    .not-found h2 {
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--dark);
        margin-bottom: .75rem;
    }

    .not-found p {
        color: var(--text-muted);
        margin-bottom: 1.75rem;
    }

    /* ===== 侧边栏 ===== */
    .sidebar-card {
        background: var(--surface);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .sidebar-title {
        display: flex;
        align-items: center;
        gap: .5rem;
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--dark);
        margin-bottom: 1.1rem;
        padding-bottom: .85rem;
        border-bottom: 2px solid var(--primary);
    }

    .sidebar-title i {
        color: var(--primary);
    }

    .ticket-card {
        position: relative;
        border: 2px solid var(--primary);
        border-radius: var(--radius-lg);
        background: linear-gradient(135deg, #f8fbff 0%, #e8efff 100%);
        padding: 1.6rem 1.5rem;
        overflow: hidden;
        margin-bottom: 1.5rem;
    }

    .ticket-card::before,
    .ticket-card::after {
        content: '';
        position: absolute;
        width: 24px;
        height: 24px;
        border-radius: 50%;
        border: 2px solid var(--primary);
        background: var(--bg);
        top: 50%;
        transform: translateY(-50%);
    }

    .ticket-card::before {
        left: -14px;
    }

    .ticket-card::after {
        right: -14px;
    }

    .ticket-card .ticket-top {
        display: flex;
        align-items: center;
        gap: .6rem;
        margin-bottom: .8rem;
    }

    .ticket-card .ticket-top i {
        color: var(--accent);
        font-size: 1rem;
    }

    .ticket-card .ticket-top span {
        font-size: .75rem;
        color: var(--text-muted);
        letter-spacing: .08em;
        text-transform: uppercase;
    }

    .ticket-card h3 {
        font-size: 1.35rem;
        font-weight: 800;
        color: var(--primary-dark);
        margin-bottom: .35rem;
    }

    .ticket-card p {
        font-size: .88rem;
        color: var(--text-muted);
        margin-bottom: 1rem;
        line-height: 1.6;
    }

    .ticket-divider {
        border: none;
        border-top: 1px dashed rgba(30, 86, 214, .35);
        margin: 1rem 0;
    }

    .ticket-card .ticket-row {
        display: flex;
        justify-content: space-between;
        font-size: .83rem;
        margin-bottom: .5rem;
    }

    .ticket-card .ticket-row .k {
        color: var(--text-muted);
    }

    .ticket-card .ticket-row .v {
        font-weight: 600;
        color: var(--dark);
    }

    .sidebar-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .sidebar-list li {
        border-bottom: 1px solid var(--border);
        padding: .75rem 0;
    }

    .sidebar-list li:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }

    .sidebar-list a {
        display: flex;
        gap: .75rem;
        align-items: center;
        transition: all var(--transition-fast);
    }

    .sidebar-list a:hover {
        color: var(--primary);
    }

    .sidebar-list .side-thumb {
        width: 64px;
        height: 48px;
        border-radius: var(--radius-sm);
        object-fit: cover;
        flex-shrink: 0;
        background: var(--border);
    }

    .sidebar-list .side-info {
        min-width: 0;
    }

    .sidebar-list .side-cat {
        font-size: .72rem;
        color: var(--accent);
        font-weight: 600;
        margin-bottom: 2px;
        display: block;
    }

    .sidebar-list .side-title {
        font-size: .85rem;
        font-weight: 600;
        color: var(--dark);
        line-height: 1.4;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .sidebar-list a:hover .side-title {
        color: var(--primary);
    }

    .sidebar-contact-box {
        background: var(--dark);
        border-radius: var(--radius-lg);
        padding: 1.5rem;
        color: #fff;
        background-image: linear-gradient(135deg, rgba(11, 26, 48, .97), rgba(30, 86, 214, .9)), url('/assets/images/backpic/back-3.png');
        background-size: cover;
        background-position: center;
    }

    .sidebar-contact-box h3 {
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: .5rem;
    }

    .sidebar-contact-box p {
        font-size: .85rem;
        color: rgba(255, 255, 255, .75);
        margin-bottom: 1rem;
        line-height: 1.6;
    }

    /* ===== 相关资讯 ===== */
    .related-section {
        padding: 4rem 0;
        background: var(--surface);
        border-top: 1px solid var(--border);
    }

    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 1.5rem;
        margin-bottom: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
        font-weight: 800;
        color: var(--dark);
        letter-spacing: -.02em;
        margin: 0;
        display: flex;
        align-items: center;
        gap: .6rem;
    }

    .section-title .title-bar {
        width: 4px;
        height: 24px;
        border-radius: 4px;
        background: linear-gradient(180deg, var(--accent), var(--primary));
        display: inline-block;
    }

    .section-more {
        font-size: .85rem;
        color: var(--primary);
        font-weight: 600;
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .section-more:hover {
        gap: .6rem;
        color: var(--primary-dark);
    }

    .related-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 1.5rem;
    }

    .related-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: all var(--transition-base);
        display: flex;
        flex-direction: column;
    }

    .related-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-4px);
        border-color: rgba(30, 86, 214, .3);
    }

    .related-card .rc-cover {
        aspect-ratio: 16 / 9;
        overflow: hidden;
        position: relative;
    }

    .related-card .rc-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .5s ease;
    }

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

    .related-card .rc-body {
        padding: 1.25rem 1.4rem 1.4rem;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .related-card .rc-cat {
        display: inline-block;
        font-size: .72rem;
        font-weight: 700;
        color: var(--accent);
        background: var(--accent-light);
        padding: .2rem .7rem;
        border-radius: 999px;
        width: fit-content;
        margin-bottom: .6rem;
    }

    .related-card .rc-title {
        font-size: 1rem;
        font-weight: 700;
        color: var(--dark);
        line-height: 1.5;
        margin-bottom: .6rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        transition: color var(--transition-fast);
    }

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

    .related-card .rc-meta {
        display: flex;
        align-items: center;
        gap: .8rem;
        font-size: .78rem;
        color: var(--text-muted);
        margin-top: auto;
        padding-top: .8rem;
        border-top: 1px solid var(--border);
    }

    /* ===== CTA ===== */
    .cta-dark {
        position: relative;
        padding: 4.5rem 0;
        background: linear-gradient(135deg, rgba(11, 26, 48, .95), rgba(19, 65, 166, .88)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        color: #fff;
        overflow: hidden;
        text-align: center;
    }

    .cta-dark::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -80px;
        width: 260px;
        height: 260px;
        border-radius: 50%;
        background: rgba(249, 115, 22, .15);
        filter: blur(30px);
    }

    .cta-dark .cta-inner {
        position: relative;
        z-index: 2;
        max-width: 700px;
        margin-inline: auto;
    }

    .cta-dark h2 {
        font-size: clamp(1.6rem, 3.5vw, 2.2rem);
        font-weight: 800;
        margin-bottom: 1rem;
        letter-spacing: -.02em;
    }

    .cta-dark p {
        color: rgba(255, 255, 255, .8);
        font-size: 1rem;
        margin-bottom: 1.75rem;
    }

    .cta-actions {
        display: flex;
        justify-content: center;
        gap: 1rem;
        flex-wrap: wrap;
    }

    /* ===== FAQ ===== */
    .faq-section {
        padding: 4rem 0;
        background: var(--bg);
    }

    .faq-grid {
        max-width: 840px;
        margin-inline: auto;
    }

    .faq-item {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        margin-bottom: .9rem;
        overflow: hidden;
        transition: all var(--transition-base);
    }

    .faq-item:hover {
        border-color: rgba(30, 86, 214, .3);
    }

    .faq-item.active {
        box-shadow: var(--shadow-md);
        border-color: rgba(30, 86, 214, .4);
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 1.15rem 1.5rem;
        font-weight: 600;
        color: var(--dark);
        background: transparent;
        border: none;
        width: 100%;
        text-align: left;
        font-size: .98rem;
        transition: color var(--transition-fast);
        cursor: pointer;
    }

    .faq-question:hover {
        color: var(--primary);
    }

    .faq-question .faq-icon {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--primary-light);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: .8rem;
        flex-shrink: 0;
        transition: all var(--transition-fast);
    }

    .faq-item.active .faq-icon {
        background: var(--primary);
        color: #fff;
        transform: rotate(180deg);
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height .45s cubic-bezier(.4, 0, .2, 1);
    }

    .faq-answer-inner {
        padding: 0 1.5rem 1.3rem;
        color: var(--text-muted);
        font-size: .92rem;
        line-height: 1.8;
    }

    .faq-item.active .faq-answer {
        max-height: 400px;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--dark);
        color: rgba(255, 255, 255, .7);
        padding: 3.5rem 0 0;
        font-size: .88rem;
        position: relative;
    }

    .site-footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
    }

    .footer-brand {
        display: flex;
        align-items: center;
        gap: .6rem;
        font-size: 1.2rem;
        font-weight: 800;
        color: #fff;
        margin-bottom: 1rem;
    }

    .footer-brand .brand-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .footer-desc {
        color: rgba(255, 255, 255, .6);
        line-height: 1.7;
        font-size: .85rem;
        margin: 0;
        max-width: 300px;
    }

    .footer-title {
        font-size: 1rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 1.1rem;
        position: relative;
        padding-bottom: .6rem;
    }

    .footer-title::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 28px;
        height: 3px;
        border-radius: 3px;
        background: var(--accent);
    }

    .footer-links {
        display: flex;
        flex-direction: column;
        gap: .55rem;
    }

    .footer-links a {
        color: rgba(255, 255, 255, .6);
        transition: all var(--transition-fast);
        display: inline-flex;
        align-items: center;
        gap: .4rem;
    }

    .footer-links a:hover {
        color: #fff;
        padding-left: .3rem;
    }

    .footer-contact {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: .6rem;
        color: rgba(255, 255, 255, .6);
    }

    .footer-contact li {
        display: flex;
        align-items: center;
        gap: .6rem;
        line-height: 1.5;
    }

    .footer-contact i {
        color: var(--accent);
        width: 18px;
        flex-shrink: 0;
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .1);
        margin-top: 2.5rem;
        padding: 1.25rem 0;
        font-size: .8rem;
        color: rgba(255, 255, 255, .45);
    }

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

        .article-sidebar {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
        }

        .sidebar-card,
        .ticket-card,
        .sidebar-contact-box {
            margin-bottom: 0;
        }

        .ticket-card {
            grid-column: span 2;
        }
    }

    @media (max-width: 768px) {
        .header-inner {
            height: 64px;
            gap: .75rem;
        }

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

        .brand-icon {
            width: 34px;
            height: 34px;
            font-size: .95rem;
        }

        .main-nav {
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: #fff;
            flex-direction: column;
            align-items: flex-start;
            padding: 1rem 1.5rem;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-md);
            display: none;
            gap: .25rem;
            margin: 0;
            z-index: 60;
        }

        .main-nav.mobile-open {
            display: flex;
        }

        .main-nav .nav-link {
            display: block;
            padding: .75rem 0;
            width: 100%;
            font-size: 1rem;
            border-bottom: 1px solid var(--border);
        }

        .main-nav .nav-link:last-child {
            border-bottom: none;
        }

        .main-nav .nav-link.active::after {
            display: none;
        }

        .header-actions .search-box {
            display: none;
        }

        .header-actions .btn-primary {
            display: none;
        }

        .mobile-toggle {
            display: flex;
        }

        .article-hero {
            padding: 3.2rem 0 5rem;
        }

        .ticket-bar {
            padding: 1.1rem 1.25rem;
            gap: .5rem;
        }

        .ticket-item {
            flex: 1 1 45%;
            padding: .3rem .4rem;
        }

        .ticket-bar .btn-primary {
            width: 100%;
            margin-top: .4rem;
        }

        .article-body-card {
            padding: 1.4rem 1.25rem;
        }

        .article-content {
            font-size: .98rem;
        }

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

        .related-card .rc-title {
            -webkit-line-clamp: 3;
        }

        .cta-dark {
            padding: 3.5rem 0;
        }
    }

    @media (max-width: 520px) {
        .footer-bottom .flex {
            text-align: center;
        }

        .article-sidebar {
            grid-template-columns: 1fr;
        }

        .ticket-card {
            grid-column: span 1;
        }

        .ticket-item {
            flex: 1 1 100%;
        }

        .article-hero h1 {
            font-size: 1.5rem;
        }

        .hero-meta-item {
            font-size: .8rem;
        }

        .section-head {
            flex-direction: column;
            align-items: flex-start;
            gap: .5rem;
        }

        .related-card .rc-title {
            font-size: .95rem;
        }
    }