/* roulang page: index */
:root {
  --primary: #0b1a26;
  --primary-2: #142d3d;
  --accent: #c9a35f;
  --accent-2: #dfbd7d;
  --accent-dark: #a9863f;
  --bg: #f6f3ec;
  --bg-dark: #0d1b25;
  --card-bg: #ffffff;
  --text-main: #17212d;
  --text-sub: #5b6b7a;
  --border: #e4ded3;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 8px 28px rgba(11,26,38,.07);
  --shadow-lg: 0 20px 48px rgba(11,26,38,.14);
  --section-space: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color .2s ease; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
.container { max-width: 1200px; padding-left: 20px; padding-right: 20px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 16px rgba(11,26,38,.05);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 16px;
}
.brand-logo {
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--primary) !important;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.brand-logo i { color: var(--accent); font-size: 1.1rem; }
.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.header-nav .nav-link {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 30px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text-sub);
  transition: background .25s ease,color .25s ease;
}
.header-nav .nav-link:hover { color: var(--primary); background: rgba(11,26,38,.06); }
.header-nav .nav-link.active {
  color: var(--primary);
  background: rgba(201,163,95,.18);
  font-weight: 600;
}
.nav-right-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .9rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 30px;
  background: var(--primary);
  color: #fff !important;
  border: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(11,26,38,.18); }
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.35rem;
  color: var(--primary);
  padding: 8px;
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  padding: 110px 0 110px;
  background: linear-gradient(135deg, rgba(8,20,30,.86) 0%, rgba(14,32,48,.72) 60%, rgba(201,163,95,.18) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 75% 30%, rgba(201,163,95,.16) 0%, transparent 55%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 30px;
  padding: 7px 18px;
  font-size: .85rem;
  letter-spacing: .05em;
  backdrop-filter: blur(6px);
  margin-bottom: 22px;
}
.hero-badge i { color: var(--accent-2); }
.hero-title {
  font-size: 2.9rem;
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: .01em;
  margin-bottom: 18px;
}
.hero-title span { color: var(--accent-2); }
.hero-subtitle {
  font-size: 1.08rem;
  color: rgba(255,255,255,.82);
  max-width: 560px;
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #0d1b25 !important;
  font-weight: 700;
  font-size: 1rem;
  padding: 13px 30px;
  border-radius: 40px;
  border: none;
  transition: background .25s ease, transform .25s ease, box-shadow .25s ease;
}
.btn-hero-primary:hover { background: var(--accent-2); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(201,163,95,.3); }
.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.08);
  color: #fff !important;
  font-weight: 600;
  padding: 13px 30px;
  border-radius: 40px;
  border: 1px solid rgba(255,255,255,.3);
  transition: background .25s ease, transform .25s ease;
}
.btn-hero-ghost:hover { background: rgba(255,255,255,.16); transform: translateY(-2px); }
.hero-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  box-shadow: 0 28px 60px rgba(0,0,0,.28);
  position: relative;
  z-index: 2;
}
.hero-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: rgba(255,255,255,.9);
  margin-bottom: 26px;
}
.dot-pulse {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #53d690;
  box-shadow: 0 0 0 0 rgba(83,214,144,.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(83,214,144,.55); }
  70% { box-shadow: 0 0 0 10px rgba(83,214,144,0); }
  100% { box-shadow: 0 0 0 0 rgba(83,214,144,0); }
}
.hero-route { margin-bottom: 24px; }
.route-node {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 12px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  font-size: .88rem;
  font-weight: 500;
  color: rgba(255,255,255,.9);
}
.route-node i { color: var(--accent-2); width: 18px; text-align: center; }
.route-line {
  width: 2px;
  height: 20px;
  margin: 2px 0 2px 24px;
  background: linear-gradient(180deg, rgba(201,163,95,.5), rgba(201,163,95,.15));
}
.hero-card-note {
  font-size: .83rem;
  color: rgba(255,255,255,.66);
  margin-bottom: 0;
  line-height: 1.6;
}

/* Section base */
.section { padding: var(--section-space) 0; }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 52px;
}
.section-tag {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--accent-dark);
  background: rgba(201,163,95,.12);
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-head p { color: var(--text-sub); font-size: 1rem; }

/* Intro */
.intro-section { background: var(--card-bg); border-bottom: 1px solid var(--border); }
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.intro-media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.intro-media img { width: 100%; height: 330px; object-fit: cover; }
.intro-content .section-tag { margin-bottom: 12px; }
.intro-content h2 {
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.3;
}
.intro-content p { color: var(--text-sub); font-size: 1rem; line-height: 1.8; margin-bottom: 14px; }
.intro-points {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}
.intro-point {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 8px 18px;
  font-size: .88rem;
  font-weight: 500;
}
.intro-point i { color: var(--accent); }

/* Category cards */
.cate-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.cate-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cate-card .card-img {
  height: 190px;
  overflow: hidden;
  position: relative;
}
.cate-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cate-card:hover .card-img img { transform: scale(1.06); }
.cate-card .card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,26,38,0) 35%, rgba(11,26,38,.45) 100%);
}
.cate-card .card-body { padding: 26px 26px 30px; flex: 1; display: flex; flex-direction: column; }
.cate-icon {
  width: 48px; height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 14px;
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 18px;
  box-shadow: 0 8px 18px rgba(201,163,95,.25);
}
.cate-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.cate-card p { color: var(--text-sub); font-size: .92rem; flex: 1; margin-bottom: 16px; }
.cate-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-dark);
  font-weight: 600;
  font-size: .9rem;
}
.cate-link:hover { gap: 10px; }

/* Stats */
.stats-section {
  background: var(--bg-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11,26,38,.95), rgba(14,32,48,.86));
}
.stats-inner { position: relative; z-index: 1; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.stat-item { padding: 30px 20px; }
.stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent-2);
  line-height: 1.2;
  margin-bottom: 8px;
}
.stat-label { font-size: .95rem; color: rgba(255,255,255,.72); }

/* News */
.news-section { background: var(--bg); }
.news-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.news-card-img { height: 150px; overflow: hidden; }
.news-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.news-card:hover .news-card-img img { transform: scale(1.05); }
.news-card-body { padding: 22px; flex: 1; position: relative; }
.news-badge {
  display: inline-block;
  background: rgba(201,163,95,.15);
  color: var(--accent-dark);
  font-size: .78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 10px;
}
.news-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; line-height: 1.45; }
.news-card p { font-size: .87rem; color: var(--text-sub); margin-bottom: 14px; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8rem;
  color: #98a2ac;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.news-meta .arrow { color: var(--accent-dark); font-weight: 600; }
.empty-text { font-size: 1rem; color: var(--text-sub); text-align: center; padding: 30px 0; }

/* Steps */
.steps-section { background: var(--card-bg); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  counter-reset: step;
}
.step-item {
  position: relative;
  padding: 32px 24px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform .25s ease, box-shadow .25s ease;
}
.step-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-num {
  font-size: 2.4rem;
  font-weight: 800;
  color: rgba(201,163,95,.35);
  line-height: 1;
  margin-bottom: 14px;
}
.step-item h3 { font-size: 1.05rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.step-item p { font-size: .86rem; color: var(--text-sub); margin-bottom: 0; line-height: 1.65; }

/* FAQ */
.faq-section { background: var(--bg); }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item:hover { box-shadow: var(--shadow); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  text-align: left;
  cursor: pointer;
}
.faq-q i { color: var(--accent); font-size: .85rem; transition: transform .3s ease; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a {
  display: none;
  padding: 0 24px 22px;
  color: var(--text-sub);
  font-size: .92rem;
  line-height: 1.75;
  border-top: 1px dashed var(--border);
  padding-top: 16px;
}
.faq-item.open .faq-a { display: block; }
.faq-more {
  text-align: center;
  margin-top: 26px;
}
.btn-outline-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 30px;
  border-radius: 40px;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
  font-size: .95rem;
  background: transparent;
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.btn-outline-main:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

/* CTA */
.cta-section {
  position: relative;
  padding: 70px 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat fixed;
  color: #fff;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11,26,38,.94), rgba(14,32,48,.86));
}
.cta-inner { position: relative; z-index: 1; }
.cta-section h2 { font-size: 2rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.cta-section p { color: rgba(255,255,255,.8); margin-bottom: 28px; max-width: 500px; margin-left: auto; margin-right: auto; }
.btn-cta-block {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: var(--primary) !important;
  font-weight: 700;
  padding: 15px 38px;
  border-radius: 40px;
  font-size: 1rem;
  transition: background .25s ease, transform .25s ease, box-shadow .25s ease;
}
.btn-cta-block:hover { background: var(--accent-2); transform: translateY(-3px); box-shadow: 0 14px 32px rgba(201,163,95,.3); }

/* Footer */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.7);
  padding: 62px 0 0;
}
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 44px; }
.footer-brand { font-size: 1.3rem; font-weight: 700; color: #fff; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.footer-brand i { color: var(--accent); }
.footer-desc { font-size: .9rem; line-height: 1.7; margin-bottom: 18px; max-width: 360px; }
.footer-links h4 { color: #fff; font-size: .95rem; font-weight: 600; margin-bottom: 14px; }
.footer-links ul { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: .9rem; color: rgba(255,255,255,.6); transition: color .2s ease, padding-left .2s ease; }
.footer-links a:hover { color: var(--accent-2); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  text-align: center;
  font-size: .84rem;
  color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.5); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 280px;
  background: #fff;
  box-shadow: -12px 0 40px rgba(0,0,0,.16);
  z-index: 1100;
  padding: 76px 28px 28px;
  flex-direction: column;
  gap: 4px;
  transform: translateX(100%);
  transition: transform .3s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu .m-link {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-main);
  border-radius: 12px;
  transition: background .2s ease;
}
.mobile-menu .m-link:hover { background: rgba(201,163,95,.1); }
.mobile-menu .m-link.active { background: rgba(11,26,38,.06); color: var(--primary); font-weight: 600; }
.menu-mask {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(11,26,38,.5);
  z-index: 1050;
  backdrop-filter: blur(3px);
}
.menu-mask.show { display: block; }

/* Responsive */
@media (max-width: 991.98px) {
  .hero { padding: 80px 0 80px; }
  .hero-title { font-size: 2.2rem; }
  .intro-grid { grid-template-columns: 1fr; gap: 32px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; }
  .header-nav { display: none; }
  .menu-toggle { display: inline-flex; }
  .mobile-menu.show { display: flex; }
  .nav-cta { display: none; }
}
@media (max-width: 767.98px) {
  .hero-title { font-size: 1.8rem; }
  .hero-subtitle { font-size: .96rem; }
  .section-head h2 { font-size: 1.6rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .section { --section-space: 56px; }
  .intro-media img { height: 220px; }
}
@media (max-width: 519.98px) {
  .header-inner { height: 64px; }
  .brand-logo { font-size: 1.05rem; }
  .hero { padding: 60px 0 60px; }
  .hero-title { font-size: 1.5rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .btn-hero-primary, .btn-hero-ghost { width: 100%; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr; gap: 10px; }
  .steps-grid { grid-template-columns: 1fr; gap: 16px; }
  .hero-card { padding: 24px 20px; }
  .footer-inner { padding-bottom: 30px; }
}

:root {
  --primary: #0b1a26;
  --primary-2: #142d3d;
  --accent: #c9a35f;
  --accent-2: #dfbd7d;
  --accent-dark: #a9863f;
  --bg: #f6f3ec;
  --bg-dark: #0d1b25;
  --card-bg: #ffffff;
  --text-main: #17212d;
  --text-sub: #5b6b7a;
  --border: #e4ded3;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 8px 28px rgba(11,26,38,.07);
  --shadow-lg: 0 20px 48px rgba(11,26,38,.14);
  --section-space: 88px;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text-main);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
button{font-family:inherit}
.container{max-width:1200px;padding-left:20px;padding-right:20px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);box-shadow:0 2px 16px rgba(11,26,38,.05)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:16px}
.brand-logo{font-size:1.32rem;font-weight:700;letter-spacing:.02em;color:var(--primary)!important;white-space:nowrap;display:inline-flex;align-items:center;gap:8px}
.brand-logo i{color:var(--accent);font-size:1.1rem}
.header-nav{display:flex;align-items:center;gap:6px}
.header-nav .nav-link{display:inline-block;padding:8px 16px;border-radius:30px;font-size:.95rem;font-weight:500;color:var(--text-sub);transition:background .25s ease,color .25s ease}
.header-nav .nav-link:hover{color:var(--primary);background:rgba(11,26,38,.06)}
.header-nav .nav-link.active{color:var(--primary);background:rgba(201,163,95,.18);font-weight:600}
.nav-right-wrap{display:flex;align-items:center;gap:10px}
.nav-cta{display:inline-flex;align-items:center;gap:6px;font-size:.9rem;font-weight:600;padding:8px 18px;border-radius:30px;background:var(--primary);color:#fff!important;border:none;transition:transform .2s ease,box-shadow .2s ease}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,26,38,.18)}
.menu-toggle{display:none;background:none;border:none;font-size:1.35rem;color:var(--primary);padding:8px;cursor:pointer}
.page-banner{position:relative;padding:90px 0;background:linear-gradient(120deg,rgba(8,20,30,.9),rgba(14,32,48,.78)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff;text-align:center}
.page-banner .banner-tag{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.1em;color:var(--accent-2);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:30px;padding:6px 18px;margin-bottom:16px}
.page-banner h1{font-size:2.4rem;font-weight:800;margin-bottom:12px}
.page-banner p{color:rgba(255,255,255,.78);max-width:560px;margin:0 auto;font-size:1rem}
.section{padding:var(--section-space) 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 52px}
.section-tag{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.12em;color:var(--accent-dark);background:rgba(201,163,95,.12);padding:6px 16px;border-radius:30px;margin-bottom:14px;text-transform:uppercase}
.section-head h2{font-size:2.1rem;font-weight:700;color:var(--primary);margin-bottom:12px}
.section-head p{color:var(--text-sub);font-size:1rem}
.guide-card{background:var(--card-bg);border-radius:var(--radius);padding:34px 28px;box-shadow:var(--shadow);height:100%;transition:transform .3s ease,box-shadow .3s ease}
.guide-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.guide-icon{width:54px;height:54px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:16px;color:var(--primary);font-size:1.3rem;margin-bottom:18px;box-shadow:0 8px 20px rgba(201,163,95,.25)}
.guide-card h3{font-size:1.18rem;font-weight:700;color:var(--primary);margin-bottom:10px}
.guide-card p{color:var(--text-sub);font-size:.92rem;margin-bottom:0;line-height:1.7}
.steps-section{background:var(--card-bg)}
.steps-track{max-width:780px;margin:0 auto;position:relative}
.steps-track::before{content:'';position:absolute;left:27px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--accent),rgba(201,163,95,.1))}
.step-block{position:relative;padding-left:76px;margin-bottom:36px}
.step-block:last-child{margin-bottom:0}
.step-dot{position:absolute;left:0;top:0;width:56px;height:56px;border-radius:50%;background:var(--bg);border:2px solid var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--accent-dark);font-size:1rem;z-index:1}
.step-block h3{font-size:1.1rem;font-weight:700;color:var(--primary);margin-bottom:6px}
.step-block p{color:var(--text-sub);font-size:.92rem;margin-bottom:0}
.tips-section{background:var(--bg)}
.tips-card{display:flex;gap:14px;background:var(--card-bg);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin-bottom:16px;align-items:flex-start}
.tips-card i{color:var(--accent);font-size:1.2rem;margin-top:3px;flex-shrink:0}
.tips-card h4{font-size:1rem;font-weight:700;color:var(--primary);margin-bottom:4px}
.tips-card p{font-size:.88rem;color:var(--text-sub);margin-bottom:0}
.news-mini-card{background:var(--card-bg);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;display:block;margin-bottom:16px}
.news-mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.news-mini-card .badge{display:inline-block;background:rgba(201,163,95,.14);color:var(--accent-dark);font-size:.75rem;font-weight:600;padding:3px 10px;border-radius:20px;margin-bottom:8px}
.news-mini-card h4{font-size:.98rem;font-weight:700;color:var(--primary);margin-bottom:4px}
.news-mini-card span{font-size:.78rem;color:#98a2ac}
.cta-section{position:relative;padding:70px 0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat fixed;color:#fff;text-align:center}
.cta-section::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,26,38,.94),rgba(14,32,48,.86))}
.cta-inner{position:relative;z-index:1}
.cta-section h2{font-size:2rem;font-weight:800;color:#fff;margin-bottom:12px}
.cta-section p{color:rgba(255,255,255,.8);margin-bottom:28px;max-width:500px;margin-left:auto;margin-right:auto}
.btn-cta-block{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:var(--primary)!important;font-weight:700;padding:15px 38px;border-radius:40px;font-size:1rem;transition:background .25s ease,transform .25s ease,box-shadow .25s ease}
.btn-cta-block:hover{background:var(--accent-2);transform:translateY(-3px);box-shadow:0 14px 32px rgba(201,163,95,.3)}
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.7);padding:62px 0 0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{font-size:1.3rem;font-weight:700;color:#fff;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.footer-brand i{color:var(--accent)}
.footer-desc{font-size:.9rem;line-height:1.7;margin-bottom:18px;max-width:360px}
.footer-links h4{color:#fff;font-size:.95rem;font-weight:600;margin-bottom:14px}
.footer-links ul{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.6);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--accent-2);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.84rem;color:rgba(255,255,255,.4)}
.mobile-menu{display:none;position:fixed;top:0;right:0;bottom:0;width:280px;background:#fff;box-shadow:-12px 0 40px rgba(0,0,0,.16);z-index:1100;padding:76px 28px 28px;flex-direction:column;gap:4px;transform:translateX(100%);transition:transform .3s ease}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu .m-link{display:block;padding:14px 16px;font-size:1rem;font-weight:500;color:var(--text-main);border-radius:12px;transition:background .2s ease}
.mobile-menu .m-link:hover{background:rgba(201,163,95,.1)}
.mobile-menu .m-link.active{background:rgba(11,26,38,.06);color:var(--primary);font-weight:600}
.menu-mask{display:none;position:fixed;inset:0;background:rgba(11,26,38,.5);z-index:1050;backdrop-filter:blur(3px)}
.menu-mask.show{display:block}
@media(max-width:991.98px){
  .header-nav{display:none}.menu-toggle{display:inline-flex}.mobile-menu.show{display:flex}.nav-cta{display:none}
  .footer-inner{grid-template-columns:1fr;gap:30px}
  .page-banner h1{font-size:1.9rem}
  .section{--section-space:60px}
}
@media(max-width:767.98px){
  .section-head h2{font-size:1.6rem}
  .steps-track::before{left:21px}
  .step-dot{width:44px;height:44px;font-size:.9rem}
  .step-block{padding-left:62px}
}
@media(max-width:519.98px){
  .header-inner{height:64px}
  .brand-logo{font-size:1.05rem}
  .page-banner{padding:60px 0}
  .page-banner h1{font-size:1.5rem}
}

:root {
  --primary: #0b1a26;
  --primary-2: #142d3d;
  --accent: #c9a35f;
  --accent-2: #dfbd7d;
  --accent-dark: #a9863f;
  --bg: #f6f3ec;
  --bg-dark: #0d1b25;
  --card-bg: #ffffff;
  --text-main: #17212d;
  --text-sub: #5b6b7a;
  --border: #e4ded3;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 8px 28px rgba(11,26,38,.07);
  --shadow-lg: 0 20px 48px rgba(11,26,38,.14);
  --section-space: 88px;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text-main);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
button{font-family:inherit}
.container{max-width:1200px;padding-left:20px;padding-right:20px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);box-shadow:0 2px 16px rgba(11,26,38,.05)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:16px}
.brand-logo{font-size:1.32rem;font-weight:700;letter-spacing:.02em;color:var(--primary)!important;white-space:nowrap;display:inline-flex;align-items:center;gap:8px}
.brand-logo i{color:var(--accent);font-size:1.1rem}
.header-nav{display:flex;align-items:center;gap:6px}
.header-nav .nav-link{display:inline-block;padding:8px 16px;border-radius:30px;font-size:.95rem;font-weight:500;color:var(--text-sub);transition:background .25s ease,color .25s ease}
.header-nav .nav-link:hover{color:var(--primary);background:rgba(11,26,38,.06)}
.header-nav .nav-link.active{color:var(--primary);background:rgba(201,163,95,.18);font-weight:600}
.nav-right-wrap{display:flex;align-items:center;gap:10px}
.nav-cta{display:inline-flex;align-items:center;gap:6px;font-size:.9rem;font-weight:600;padding:8px 18px;border-radius:30px;background:var(--primary);color:#fff!important;border:none;transition:transform .2s ease,box-shadow .2s ease}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,26,38,.18)}
.menu-toggle{display:none;background:none;border:none;font-size:1.35rem;color:var(--primary);padding:8px;cursor:pointer}
.page-banner{position:relative;padding:90px 0;background:linear-gradient(120deg,rgba(8,20,30,.9),rgba(14,32,48,.78)),url('/assets/images/backpic/back-3.png') center/cover no-repeat;color:#fff;text-align:center}
.page-banner .banner-tag{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.1em;color:var(--accent-2);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:30px;padding:6px 18px;margin-bottom:16px}
.page-banner h1{font-size:2.4rem;font-weight:800;margin-bottom:12px}
.page-banner p{color:rgba(255,255,255,.78);max-width:560px;margin:0 auto;font-size:1rem}
.section{padding:var(--section-space) 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 52px}
.section-tag{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.12em;color:var(--accent-dark);background:rgba(201,163,95,.12);padding:6px 16px;border-radius:30px;margin-bottom:14px;text-transform:uppercase}
.section-head h2{font-size:2.1rem;font-weight:700;color:var(--primary);margin-bottom:12px}
.section-head p{color:var(--text-sub);font-size:1rem}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;transition:box-shadow .25s ease}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;background:none;border:none;padding:20px 24px;font-size:1rem;font-weight:600;color:var(--primary);text-align:left;cursor:pointer}
.faq-q i{color:var(--accent);font-size:.85rem;transition:transform .3s ease}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{display:none;padding:0 24px 22px;color:var(--text-sub);font-size:.92rem;line-height:1.75;border-top:1px dashed var(--border);padding-top:16px}
.faq-item.open .faq-a{display:block}
.contact-section{background:var(--card-bg)}
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.contact-card{text-align:center;padding:36px 24px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);transition:transform .25s ease,box-shadow .25s ease}
.contact-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.contact-card i{font-size:1.8rem;color:var(--accent);margin-bottom:16px}
.contact-card h3{font-size:1rem;font-weight:700;color:var(--primary);margin-bottom:8px}
.contact-card p{font-size:.82rem;color:var(--text-sub);margin-bottom:0;line-height:1.6}
.news-mini-card{background:var(--card-bg);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;display:block;margin-bottom:16px}
.news-mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.news-mini-card .badge{display:inline-block;background:rgba(201,163,95,.14);color:var(--accent-dark);font-size:.75rem;font-weight:600;padding:3px 10px;border-radius:20px;margin-bottom:8px}
.news-mini-card h4{font-size:.98rem;font-weight:700;color:var(--primary);margin-bottom:4px}
.news-mini-card span{font-size:.78rem;color:#98a2ac}
.cta-section{position:relative;padding:70px 0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat fixed;color:#fff;text-align:center}
.cta-section::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,26,38,.94),rgba(14,32,48,.86))}
.cta-inner{position:relative;z-index:1}
.cta-section h2{font-size:2rem;font-weight:800;color:#fff;margin-bottom:12px}
.cta-section p{color:rgba(255,255,255,.8);margin-bottom:28px;max-width:500px;margin-left:auto;margin-right:auto}
.btn-cta-block{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:var(--primary)!important;font-weight:700;padding:15px 38px;border-radius:40px;font-size:1rem;transition:background .25s ease,transform .25s ease,box-shadow .25s ease}
.btn-cta-block:hover{background:var(--accent-2);transform:translateY(-3px);box-shadow:0 14px 32px rgba(201,163,95,.3)}
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.7);padding:62px 0 0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{font-size:1.3rem;font-weight:700;color:#fff;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.footer-brand i{color:var(--accent)}
.footer-desc{font-size:.9rem;line-height:1.7;margin-bottom:18px;max-width:360px}
.footer-links h4{color:#fff;font-size:.95rem;font-weight:600;margin-bottom:14px}
.footer-links ul{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.6);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--accent-2);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.84rem;color:rgba(255,255,255,.4)}
.mobile-menu{display:none;position:fixed;top:0;right:0;bottom:0;width:280px;background:#fff;box-shadow:-12px 0 40px rgba(0,0,0,.16);z-index:1100;padding:76px 28px 28px;flex-direction:column;gap:4px;transform:translateX(100%);transition:transform .3s ease}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu .m-link{display:block;padding:14px 16px;font-size:1rem;font-weight:500;color:var(--text-main);border-radius:12px;transition:background .2s ease}
.mobile-menu .m-link:hover{background:rgba(201,163,95,.1)}
.mobile-menu .m-link.active{background:rgba(11,26,38,.06);color:var(--primary);font-weight:600}
.menu-mask{display:none;position:fixed;inset:0;background:rgba(11,26,38,.5);z-index:1050;backdrop-filter:blur(3px)}
.menu-mask.show{display:block}
@media(max-width:991.98px){
  .header-nav{display:none}.menu-toggle{display:inline-flex}.mobile-menu.show{display:flex}.nav-cta{display:none}
  .footer-inner{grid-template-columns:1fr;gap:30px}
  .page-banner h1{font-size:1.9rem}
  .section{--section-space:60px}
  .contact-cards{grid-template-columns:1fr;gap:16px}
}
@media(max-width:767.98px){
  .section-head h2{font-size:1.6rem}
  .faq-q{padding:16px 18px;font-size:.95rem}
  .faq-a{padding:0 18px 18px}
}
@media(max-width:519.98px){
  .header-inner{height:64px}
  .brand-logo{font-size:1.05rem}
  .page-banner{padding:60px 0}
  .page-banner h1{font-size:1.5rem}
}

:root {
  --primary: #0b1a26;
  --primary-2: #142d3d;
  --accent: #c9a35f;
  --accent-2: #dfbd7d;
  --accent-dark: #a9863f;
  --bg: #f6f3ec;
  --bg-dark: #0d1b25;
  --card-bg: #ffffff;
  --text-main: #17212d;
  --text-sub: #5b6b7a;
  --border: #e4ded3;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 8px 28px rgba(11,26,38,.07);
  --shadow-lg: 0 20px 48px rgba(11,26,38,.14);
  --section-space: 80px;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text-main);line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
button{font-family:inherit}
.container{max-width:1200px;padding-left:20px;padding-right:20px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);box-shadow:0 2px 16px rgba(11,26,38,.05)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:16px}
.brand-logo{font-size:1.32rem;font-weight:700;letter-spacing:.02em;color:var(--primary)!important;white-space:nowrap;display:inline-flex;align-items:center;gap:8px}
.brand-logo i{color:var(--accent);font-size:1.1rem}
.header-nav{display:flex;align-items:center;gap:6px}
.header-nav .nav-link{display:inline-block;padding:8px 16px;border-radius:30px;font-size:.95rem;font-weight:500;color:var(--text-sub);transition:background .25s ease,color .25s ease}
.header-nav .nav-link:hover{color:var(--primary);background:rgba(11,26,38,.06)}
.header-nav .nav-link.active{color:var(--primary);background:rgba(201,163,95,.18);font-weight:600}
.nav-right-wrap{display:flex;align-items:center;gap:10px}
.nav-cta{display:inline-flex;align-items:center;gap:6px;font-size:.9rem;font-weight:600;padding:8px 18px;border-radius:30px;background:var(--primary);color:#fff!important;border:none;transition:transform .2s ease,box-shadow .2s ease}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,26,38,.18)}
.menu-toggle{display:none;background:none;border:none;font-size:1.35rem;color:var(--primary);padding:8px;cursor:pointer}
.article-banner{position:relative;padding:72px 0;background:linear-gradient(120deg,rgba(8,20,30,.92),rgba(14,32,48,.82)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff;text-align:center}
.article-banner .breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:.82rem;color:rgba(255,255,255,.6);margin-bottom:16px}
.article-banner .breadcrumb a{color:rgba(255,255,255,.8)}
.article-banner h1{font-size:2.2rem;font-weight:800;margin-bottom:12px;line-height:1.3}
.article-meta{display:flex;justify-content:center;align-items:center;gap:20px;flex-wrap:wrap;font-size:.84rem;color:rgba(255,255,255,.68)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-main{padding:56px 0 70px}
.article-body{max-width:820px;margin:0 auto;background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:48px 56px;font-size:1rem;color:var(--text-main);line-height:1.95}
.article-body h2{font-size:1.35rem;font-weight:700;color:var(--primary);margin:28px 0 12px}
.article-body h3{font-size:1.15rem;font-weight:700;color:var(--primary);margin:22px 0 10px}
.article-body p{margin-bottom:16px;color:#2c3949}
.article-body ul,.article-body ol{padding-left:22px;margin-bottom:16px}
.article-body li{margin-bottom:8px}
.article-body a{color:var(--accent-dark);font-weight:600;border-bottom:1px solid rgba(169,134,63,.3)}
.article-body a:hover{border-color:var(--accent-dark)}
.article-body blockquote{border-left:4px solid var(--accent);background:var(--bg);padding:14px 20px;border-radius:0 12px 12px 0;margin:18px 0;color:var(--text-sub)}
.article-body img{border-radius:var(--radius);margin:20px 0}
.article-back{text-align:center;margin-top:34px}
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.7);padding:62px 0 0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{font-size:1.3rem;font-weight:700;color:#fff;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.footer-brand i{color:var(--accent)}
.footer-desc{font-size:.9rem;line-height:1.7;margin-bottom:18px;max-width:360px}
.footer-links h4{color:#fff;font-size:.95rem;font-weight:600;margin-bottom:14px}
.footer-links ul{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.6);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--accent-2);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.84rem;color:rgba(255,255,255,.4)}
.mobile-menu{display:none;position:fixed;top:0;right:0;bottom:0;width:280px;background:#fff;box-shadow:-12px 0 40px rgba(0,0,0,.16);z-index:1100;padding:76px 28px 28px;flex-direction:column;gap:4px;transform:translateX(100%);transition:transform .3s ease}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu .m-link{display:block;padding:14px 16px;font-size:1rem;font-weight:500;color:var(--text-main);border-radius:12px;transition:background .2s ease}
.mobile-menu .m-link:hover{background:rgba(201,163,95,.1)}
.mobile-menu .m-link.active{background:rgba(11,26,38,.06);color:var(--primary);font-weight:600}
.menu-mask{display:none;position:fixed;inset:0;background:rgba(11,26,38,.5);z-index:1050;backdrop-filter:blur(3px)}
.menu-mask.show{display:block}
.empty-article{text-align:center;padding:80px 0}
.empty-article .empty-icon{font-size:3rem;color:var(--accent);margin-bottom:20px}
.empty-article h2{font-size:1.6rem;color:var(--primary);margin-bottom:12px}
.empty-article p{color:var(--text-sub);margin-bottom:24px}
.btn-empty{display:inline-flex;align-items:center;gap:8px;padding:12px 30px;border-radius:40px;background:var(--primary);color:#fff!important;font-weight:600;transition:transform .2s ease,box-shadow .2s ease}
.btn-empty:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,26,38,.2)}
@media(max-width:991.98px){
  .header-nav{display:none}.menu-toggle{display:inline-flex}.mobile-menu.show{display:flex}.nav-cta{display:none}
  .footer-inner{grid-template-columns:1fr;gap:30px}
  .article-banner h1{font-size:1.8rem}
  .article-body{padding:32px 28px}
}
@media(max-width:767.98px){
  .article-body{padding:24px 18px;border-radius:var(--radius)}
  .article-banner{padding:50px 0}
  .article-banner h1{font-size:1.4rem}
  .article-meta{gap:10px}
  .section{--section-space:56px}
}
@media(max-width:519.98px){
  .header-inner{height:64px}
  .brand-logo{font-size:1.05rem}
}

/* roulang page: category1 */
:root {
  --primary: #1458b0;
  --primary-light: #3380dd;
  --primary-dark: #0d3f85;
  --accent: #f5a623;
  --accent-light: #ffc861;
  --dark-bg: #0b1d33;
  --dark-soft: #12304f;
  --bg-light: #f2f6fb;
  --card-bg: #ffffff;
  --text-main: #172b3d;
  --text-muted: #5e7488;
  --border-soft: #dbe5f0;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-card: 0 6px 24px rgba(13, 63, 133, 0.08);
  --shadow-hover: 0 14px 36px rgba(13, 63, 133, 0.15);
  --transition: all 0.3s ease;
}

* { 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", "Noto Sans CJK SC", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-main);
  background: var(--bg-light);
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { padding: 0; margin: 0; list-style: none; }

.container { max-width: 1240px; padding-left: 20px; padding-right: 20px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(219, 229, 240, 0.8);
  box-shadow: 0 2px 18px rgba(13, 63, 133, 0.06);
}
.header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 0 8px;
}
.brand-logo {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand-logo i {
  color: var(--accent);
  font-size: 1.6rem;
  transition: transform 0.4s ease;
}
.brand-logo:hover i { transform: rotate(180deg); }
.brand-logo:hover { color: var(--primary); }
.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 22px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-link i { font-size: 0.85rem; }
.nav-link:hover { color: var(--primary); background: rgba(20, 88, 176, 0.08); }
.nav-link.active { color: #fff; background: var(--primary); box-shadow: 0 6px 18px rgba(20, 88, 176, 0.3); }
.nav-link.active:hover { color: #fff; background: var(--primary-dark); }

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 90px 0 80px;
  background-image: linear-gradient(115deg, rgba(8, 22, 42, 0.88) 20%, rgba(13, 45, 82, 0.78) 60%, rgba(20, 88, 176, 0.65) 100%), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb-wrap { margin-bottom: 36px; }
.breadcrumb { background: rgba(255, 255, 255, 0.12); display: inline-flex; padding: 8px 20px; border-radius: 50px; backdrop-filter: blur(6px); }
.breadcrumb-item a { color: rgba(255, 255, 255, 0.75); }
.breadcrumb-item a:hover { color: var(--accent-light); }
.breadcrumb-item.active { color: var(--accent-light); }
.breadcrumb-item + .breadcrumb-item::before { color: rgba(255, 255, 255, 0.5); }
.page-hero h1 {
  font-size: clamp(1.9rem, 4.5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1.25;
  margin-bottom: 18px;
  max-width: 780px;
}
.page-hero p {
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 680px;
  margin-bottom: 28px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; }

/* ===== Buttons ===== */
.btn { font-weight: 600; border-radius: 50px; padding: 12px 30px; transition: var(--transition); }
.btn-lg { padding: 14px 38px; font-size: 1.02rem; }
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-primary:hover, .btn-primary:focus { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(20, 88, 176, 0.3); }
.btn-outline-light { border: 2px solid rgba(255, 255, 255, 0.7); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.15); border-color: #fff; color: #fff; transform: translateY(-2px); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #1a1a1a; }
.btn-accent:hover { background: var(--accent-light); border-color: var(--accent-light); color: #1a1a1a; transform: translateY(-2px); box-shadow: 0 10px 28px rgba(245, 166, 35, 0.4); }

/* ===== Badge Tags ===== */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  backdrop-filter: blur(6px);
}
.badge-tag i { color: var(--accent-light); }

/* ===== Section Common ===== */
.section-wrap { padding: 90px 0; }
.section-alt { background: var(--card-bg); }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 56px; }
.section-tag {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(20, 88, 176, 0.08);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; color: var(--text-main); margin-bottom: 12px; }
.section-head p { color: var(--text-muted); font-size: 1rem; margin-bottom: 0; }

/* ===== Route / Steps ===== */
.route-section {
  background: var(--bg-light);
  position: relative;
}
.route-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  position: relative;
}
.route-card {
  position: relative;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 34px 26px 28px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-soft);
  transition: var(--transition);
  overflow: hidden;
}
.route-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0.7;
}
.route-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.route-node {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.05rem;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(20, 88, 176, 0.25);
}
.route-card h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 10px; }
.route-card p { font-size: 0.92rem; color: var(--text-muted); margin-bottom: 0; line-height: 1.7; }

/* ===== Stats ===== */
.stats-section {
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-soft) 60%, #183b63 100%);
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}
.stats-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 22px 22px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 2;
}
.stat-card { text-align: center; color: #fff; }
.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 6px;
  font-family: "Segoe UI", "PingFang SC", sans-serif;
}
.stat-label { font-size: 0.95rem; color: rgba(255, 255, 255, 0.72); letter-spacing: 1px; }
.stat-divider { display: none; }

/* ===== Guide Cards ===== */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}
.guide-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.guide-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: rgba(20, 88, 176, 0.2); }
.guide-media { position: relative; height: 190px; overflow: hidden; }
.guide-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.guide-card:hover .guide-media img { transform: scale(1.06); }
.guide-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11, 29, 51, 0.35)); }
.guide-icon {
  position: absolute;
  bottom: 14px;
  left: 18px;
  z-index: 2;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--accent);
  color: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}
.guide-body { padding: 24px 22px 26px; }
.guide-body h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 10px; }
.guide-body p { font-size: 0.92rem; color: var(--text-muted); margin-bottom: 0; line-height: 1.7; }

/* ===== Article List ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 24px 26px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  height: 100%;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.article-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.article-tag {
  background: rgba(20, 88, 176, 0.08);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 50px;
}
.article-date { font-size: 0.82rem; color: var(--text-muted); }
.article-card h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 8px; }
.article-card h3 a { color: var(--text-main); }
.article-card h3 a:hover { color: var(--primary); }
.article-card p { font-size: 0.92rem; color: var(--text-muted); margin-bottom: 14px; flex: 1; }
.article-foot { display: flex; justify-content: space-between; align-items: center; }
.article-views { font-size: 0.82rem; color: var(--text-muted); }
.article-link { font-size: 0.88rem; font-weight: 600; color: var(--primary); }

/* ===== Scenario ===== */
.scenario-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.scenario-item {
  display: flex;
  gap: 22px;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.scenario-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.scenario-num {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: rgba(20, 88, 176, 0.08);
  color: var(--primary);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.scenario-item h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.scenario-item p { font-size: 0.92rem; color: var(--text-muted); margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-section { background: var(--card-bg); }
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border-soft); border-radius: var(--radius-md); margin-bottom: 16px; overflow: hidden; transition: var(--transition); background: var(--bg-light); }
.faq-item:has(.accordion-button:not(.collapsed)) { border-color: rgba(20, 88, 176, 0.3); box-shadow: var(--shadow-card); }
.accordion-button {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  background: transparent;
  padding: 18px 24px;
  box-shadow: none;
  border: none;
}
.accordion-button:focus { box-shadow: none; border-color: transparent; outline: 2px solid rgba(20, 88, 176, 0.2); outline-offset: -2px; }
.accordion-button:not(.collapsed) { background: rgba(20, 88, 176, 0.05); color: var(--primary); box-shadow: none; }
.accordion-button::after { background-size: 14px; }
.accordion-body { padding: 0 24px 20px; color: var(--text-muted); font-size: 0.95rem; border: none; background: var(--bg-light); }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
  text-align: center;
  color: #fff;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -40px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}
.cta-section::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: -50px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(245, 166, 35, 0.12);
}
.cta-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
.cta-inner h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 800; margin-bottom: 14px; }
.cta-inner p { font-size: 1.02rem; color: rgba(255, 255, 255, 0.85); margin-bottom: 30px; }

/* ===== Footer ===== */
.site-footer { background: var(--dark-bg); color: rgba(255, 255, 255, 0.82); padding: 70px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 50px; padding-bottom: 50px; }
.footer-brand { font-size: 1.25rem; font-weight: 800; display: flex; align-items: center; gap: 10px; margin-bottom: 14px; color: #fff; }
.footer-brand i { color: var(--accent); }
.footer-desc { font-size: 0.92rem; color: rgba(255, 255, 255, 0.55); line-height: 1.8; max-width: 360px; }
.footer-links h4 { font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: 1px; }
.footer-links ul li { margin-bottom: 10px; }
.footer-links ul li a { font-size: 0.9rem; color: rgba(255, 255, 255, 0.55); transition: var(--transition); }
.footer-links ul li a:hover { color: var(--accent-light); padding-left: 6px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
  text-align: center;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom p { margin: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .route-grid, .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .section-wrap { padding: 70px 0; }
}
@media (max-width: 768px) {
  .page-hero { padding: 70px 0 60px; }
  .header-inner { flex-direction: column; }
  .brand-logo { font-size: 1.25rem; }
  .nav-link { padding: 6px 16px; font-size: 0.88rem; }
  .article-grid, .scenario-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
  .section-head { margin-bottom: 40px; }
  .cta-section { padding: 70px 0; }
}
@media (max-width: 520px) {
  .route-grid, .guide-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; text-align: center; }
  .page-hero h1 { font-size: 1.7rem; }
  .page-hero p { font-size: 0.96rem; }
  .section-wrap { padding: 56px 0; }
  .header-nav { gap: 4px; }
  .nav-link { padding: 6px 12px; font-size: 0.82rem; }
  .guide-media { height: 160px; }
}

/* roulang page: article */
:root {
  --primary: #0b3d91;
  --primary-dark: #082a63;
  --accent: #00b4d8;
  --accent-light: #e0f7ff;
  --gold: #f0a500;
  --bg: #f4f6fb;
  --bg-dark: #0b1b35;
  --surface: #ffffff;
  --text: #1a2332;
  --text-soft: #5c6d82;
  --border: #e3e9f1;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 10px 40px rgba(11, 61, 145, 0.07);
  --shadow-hover: 0 18px 50px rgba(11, 61, 145, 0.13);
  --transition: all 0.3s ease;
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; border: 0; }
ul, ol { padding-left: 1.25rem; }
h1, h2, h3, h4, h5, h6 { margin: 0 0 0.5rem; line-height: 1.35; font-weight: 700; color: var(--text); }
p { margin: 0 0 1rem; }
.container { max-width: 1240px; padding-left: 1.25rem; padding-right: 1.25rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .68rem 1.4rem;
  font-size: .95rem;
  font-weight: 600;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: var(--transition);
  line-height: 1.4;
  white-space: nowrap;
  box-shadow: none !important;
}
.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 180, 216, .28) !important;
}
.btn-outline-light {
  border-color: rgba(255,255,255,.85);
  color: #fff;
  background: transparent;
}
.btn-outline-light:hover {
  background: #fff;
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0,0,0,.12) !important;
}
.btn-light {
  background: #fff;
  border-color: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0,180,216,.2) !important;
}

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: .65rem 0;
  box-shadow: 0 4px 20px rgba(11,61,145,.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
  flex: 1;
}
.header-nav-left { justify-content: flex-start; }
.header-nav-right { justify-content: flex-end; }
.header-logo {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: .5px;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: .5rem;
  transition: var(--transition);
  line-height: 1.2;
  flex-shrink: 0;
}
.header-logo i {
  font-size: 1.4rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.header-logo span {
  background: linear-gradient(135deg, var(--primary) 30%, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.header-logo:hover { opacity: .85; transform: translateY(-1px); }
.nav-link {
  padding: .45rem 1.05rem !important;
  border-radius: 999px;
  font-size: .95rem !important;
  font-weight: 600;
  color: var(--text-soft);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}
.nav-link i { font-size: .9rem; }
.nav-link:hover { color: var(--primary); background: var(--accent-light); transform: translateY(-1px); }
.nav-link.active {
  background: var(--primary);
  color: #fff !important;
  box-shadow: 0 6px 18px rgba(11,61,145,.22);
}
.header-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--primary);
  font-size: 1.05rem;
  transition: var(--transition);
  cursor: pointer;
}
.header-toggle:hover { background: var(--accent-light); border-color: var(--accent); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 66px;
  left: 0;
  right: 0;
  z-index: 1040;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: .6rem 1.25rem 1rem;
}
.mobile-menu.open { display: block; }
.mobile-menu .mm-link {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .75rem .5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--text-soft);
  transition: var(--transition);
  border-bottom: 1px solid rgba(227,233,241,.7);
}
.mobile-menu .mm-link i { width: 20px; text-align: center; color: var(--accent); }
.mobile-menu .mm-link:hover,
.mobile-menu .mm-link.active {
  background: var(--accent-light);
  color: var(--primary);
}
.mobile-menu .mm-link:last-child { border-bottom: 0; }

/* ===== 页面 Hero ===== */
.page-hero {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 4.5rem 0 3.8rem;
  color: #fff;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11,27,53,.92) 0%, rgba(11,61,145,.72) 55%, rgba(0,180,216,.42) 100%);
  z-index: -1;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px);
  background-size: 26px 26px;
  z-index: -1;
  opacity: .25;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  font-size: 2.4rem;
  color: #fff;
  max-width: 880px;
  margin: .8rem 0 .6rem;
  letter-spacing: .5px;
  line-height: 1.3;
}
.page-hero .hero-sub {
  color: rgba(255,255,255,.85);
  font-size: 1.05rem;
  max-width: 720px;
  margin-bottom: 0;
}
.breadcrumb-nav .breadcrumb {
  margin: 0;
  padding: 0;
  background: rgba(255,255,255,.14);
  display: inline-flex;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  padding: .35rem 1rem;
}
.breadcrumb-nav .breadcrumb-item {
  font-size: .9rem;
  color: rgba(255,255,255,.78);
}
.breadcrumb-nav .breadcrumb-item a { color: #fff; }
.breadcrumb-nav .breadcrumb-item a:hover { color: var(--accent); }
.breadcrumb-nav .breadcrumb-item.active { color: rgba(255,255,255,.92); }
.breadcrumb-nav .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,.55); }
.article-meta-hero {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.1rem;
}
.article-meta-hero span {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  background: rgba(255,255,255,.16);
  padding: .35rem .9rem;
  border-radius: 999px;
  font-size: .85rem;
  color: rgba(255,255,255,.95);
  backdrop-filter: blur(4px);
}
.article-meta-hero i { color: var(--accent); }
.badge-category {
  background: var(--gold)!important;
  color: #1a2332!important;
  font-weight: 700;
}

/* ===== 文章主体 ===== */
.article-main { padding: 3rem 0 2.5rem; }
.article-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 2.8rem;
  margin-bottom: 1.5rem;
}
.article-card-inner h2 {
  font-size: 1.55rem;
  margin: 2.2rem 0 1rem;
  padding-bottom: .55rem;
  border-bottom: 2px solid var(--accent-light);
  position: relative;
}
.article-card-inner h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 44px;
  height: 3px;
  background: var(--accent);
  border-radius: 99px;
}
.article-card-inner h3 {
  font-size: 1.2rem;
  margin: 1.6rem 0 .8rem;
  color: var(--primary);
}
.article-card-inner p { margin-bottom: 1.15rem; color: #344056; }
.article-card-inner ul, .article-card-inner ol { margin-bottom: 1.15rem; color: #344056; }
.article-card-inner li { margin-bottom: .4rem; }
.article-card-inner img { border-radius: var(--radius); margin: 1.4rem 0; box-shadow: var(--shadow); }
.article-card-inner blockquote {
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  padding: 1rem 1.4rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.5rem 0;
  font-style: normal;
  color: #2b3c55;
}
.article-card-inner blockquote p:last-child { margin-bottom: 0; }
.article-card-inner code {
  background: var(--bg);
  padding: .2rem .45rem;
  border-radius: var(--radius-sm);
  color: var(--primary);
  font-size: .9em;
}

.article-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.2rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--border);
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: center;
}
.article-tags .tag {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: .28rem .8rem;
  border-radius: 999px;
  font-size: .83rem;
  color: var(--text-soft);
  transition: var(--transition);
}
.article-tags .tag:hover {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--primary);
}
.article-share {
  display: flex;
  align-items: center;
  gap: .5rem;
}
.article-share .share-label { font-size: .9rem; color: var(--text-soft); margin-right: .2rem; }
.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-soft);
  transition: var(--transition);
}
.share-btn:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-2px); }
.share-wechat:hover { background: #07c160; border-color: #07c160; }
.share-weibo:hover { background: #e6162d; border-color: #e6162d; }
.share-qq:hover { background: #12b7f5; border-color: #12b7f5; }

.article-notfound {
  text-align: center;
  padding: 3rem 1.5rem;
}
.article-notfound i {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}
.article-notfound h2 { font-size: 1.8rem; color: var(--primary); }
.article-notfound p { color: var(--text-soft); max-width: 420px; margin: 0 auto 1.5rem; }

/* ===== 侧边栏 ===== */
.sidebar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.6rem;
  margin-bottom: 1.5rem;
}
.sidebar-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.1rem;
  padding-bottom: .65rem;
  border-bottom: 2px solid var(--accent-light);
  position: relative;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.sidebar-title i { color: var(--accent); font-size: 1.1rem; }
.sidebar-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 36px;
  height: 2px;
  background: var(--accent);
  border-radius: 99px;
}
.side-meta-list { list-style: none; padding: 0; margin: 0; }
.side-meta-list li {
  display: flex;
  justify-content: space-between;
  padding: .5rem 0;
  border-bottom: 1px dashed var(--border);
  font-size: .93rem;
}
.side-meta-list li:last-child { border-bottom: 0; }
.side-meta-list .meta-label { color: var(--text-soft); }
.side-meta-list .meta-value { font-weight: 600; color: var(--text); }

.side-list { display: flex; flex-direction: column; gap: .85rem; }
.side-list-item {
  display: flex;
  gap: .85rem;
  align-items: flex-start;
  padding: .75rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: var(--transition);
}
.side-list-item:hover {
  background: var(--accent-light);
  border-color: rgba(0,180,216,.22);
  transform: translateX(4px);
}
.side-list-index {
  font-size: .85rem;
  font-weight: 800;
  color: var(--accent);
  background: rgba(0,180,216,.1);
  min-width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.side-list-body { display: flex; flex-direction: column; gap: .15rem; }
.side-list-title {
  font-size: .94rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  transition: var(--transition);
}
.side-list-item:hover .side-list-title { color: var(--primary); }
.side-list-date { font-size: .78rem; color: var(--text-soft); }
.side-list-icon {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--primary);
}
.sidebar-guide {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  color: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}
.sidebar-guide::before {
  content: "";
  position: absolute;
  right: -24px;
  bottom: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
}
.sidebar-guide::after {
  content: "";
  position: absolute;
  right: 34px;
  bottom: -18px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
}
.sidebar-guide .guide-icon { font-size: 2rem; margin-bottom: .8rem; }
.sidebar-guide h4 { color: #fff; font-size: 1.15rem; }
.sidebar-guide p { color: rgba(255,255,255,.8); font-size: .9rem; margin-bottom: 1.1rem; }
.sidebar-guide .btn {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
}
.sidebar-guide .btn:hover {
  background: var(--accent-light);
  color: var(--primary);
  transform: translateY(-2px);
}

/* ===== 推荐阅读 ===== */
.recommend-section {
  padding: 3.5rem 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}
.section-heading h2 {
  font-size: 1.7rem;
  color: var(--text);
  margin: 0;
  position: relative;
}
.section-heading h2 span { color: var(--accent); }
.section-heading .section-sub {
  color: var(--text-soft);
  font-size: .95rem;
  margin: 0;
  max-width: 460px;
  text-align: right;
}
.recommend-card {
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.recommend-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0,180,216,.35);
}
.recommend-card-img-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-dark);
}
.recommend-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.recommend-card:hover .recommend-card-img-wrap img { transform: scale(1.06); }
.recommend-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem .8rem .6rem;
  background: linear-gradient(transparent, rgba(11,27,53,.8));
}
.recommend-card-cat {
  background: var(--gold);
  color: #1a2332;
  font-size: .75rem;
  font-weight: 700;
  padding: .2rem .65rem;
  border-radius: 999px;
  display: inline-block;
}
.recommend-card-body { padding: 1.3rem 1.3rem 1.5rem; display: flex; flex-direction: column; flex: 1; gap: .7rem; }
.recommend-card-body h3 { font-size: 1.05rem; margin: 0; line-height: 1.5; }
.recommend-card-body h3 a { color: var(--text); }
.recommend-card-body h3 a:hover { color: var(--primary); }
.recommend-card-body p {
  color: var(--text-soft);
  font-size: .88rem;
  margin: 0;
  flex: 1;
}
.recommend-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--text-soft);
}
.recommend-card-meta i { color: var(--accent); }

/* ===== FAQ ===== */
.faq-section { padding: 4rem 0; }
.faq-wrap { max-width: 860px; margin: 0 auto; }
.accordion { --bs-accordion-border-color: var(--border); --bs-accordion-border-radius: var(--radius); --bs-accordion-inner-border-radius: var(--radius); --bs-accordion-bg: var(--surface); --bs-accordion-padding-y: 1.1rem; --bs-accordion-padding-x: 1.4rem; --bs-accordion-btn-padding-y: 1.15rem; --bs-accordion-btn-padding-x: 1.4rem; }
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius) !important;
  overflow: hidden;
  margin-bottom: .85rem;
  box-shadow: 0 4px 16px rgba(11,61,145,.03);
}
.accordion-item:last-child { margin-bottom: 0; }
.accordion-button {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  background: var(--surface);
  transition: var(--transition);
}
.accordion-button:not(.collapsed) {
  background: var(--accent-light);
  color: var(--primary);
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(0,180,216,.15);
  border-color: var(--accent);
}
.accordion-button::after {
  background-size: .9rem;
  filter: hue-rotate(135deg) saturate(2);
}
.faq-section .section-heading { justify-content: center; text-align: center; }
.faq-section .section-sub { text-align: center; margin: 0 auto; }

/* ===== CTA ===== */
.cta-section {
  padding: 4.5rem 0;
  background-size: cover;
  background-position: center;
  position: relative;
  isolation: isolate;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11,27,53,.94), rgba(11,61,145,.82));
  z-index: -1;
}
.cta-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: calc(var(--radius) * 1.4);
  padding: 3rem 3.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  backdrop-filter: blur(8px);
  color: #fff;
}
.cta-card h2 {
  font-size: 1.9rem;
  color: #fff;
  margin-bottom: .4rem;
}
.cta-card p {
  color: rgba(255,255,255,.8);
  margin: 0;
  max-width: 460px;
}
.cta-card .cta-actions { display: flex; gap: .8rem; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.7);
  padding: 3.5rem 0 0;
  font-size: .92rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
.footer-brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .7rem;
}
.footer-brand i {
  background: linear-gradient(135deg, var(--accent), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 1.2rem;
}
.footer-desc {
  color: rgba(255,255,255,.55);
  max-width: 340px;
  line-height: 1.7;
  margin: 0;
}
.footer-links h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1rem;
  letter-spacing: .5px;
  position: relative;
  padding-bottom: .55rem;
}
.footer-links h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 99px;
}
.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links ul li { margin-bottom: .5rem; }
.footer-links ul a {
  color: rgba(255,255,255,.6);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}
.footer-links ul a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 1.4rem 0;
  text-align: center;
  color: rgba(255,255,255,.4);
  font-size: .85rem;
}
.footer-bottom p { margin: 0; }

/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
  .header-logo { font-size: 1.15rem; }
  .nav-link { padding: .4rem .85rem !important; font-size: .9rem !important; }
  .article-card { padding: 2rem; }
}
@media (max-width: 991.98px) {
  .header-nav-left, .header-nav-right { display: none; }
  .header-inner { justify-content: space-between; }
  .header-logo { margin: 0 auto; }
  .header-toggle { display: inline-flex; }
  .page-hero { padding: 3.2rem 0 2.8rem; }
  .page-hero h1 { font-size: 2rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .cta-card { padding: 2rem 1.8rem; }
  .section-heading { flex-direction: column; align-items: flex-start; }
  .section-heading .section-sub { text-align: left; max-width: 100%; }
}
@media (max-width: 767.98px) {
  body { font-size: 15px; }
  .article-main { padding: 2rem 0 1.8rem; }
  .article-card { padding: 1.4rem; border-radius: 14px; }
  .article-card-inner h2 { font-size: 1.3rem; }
  .page-hero h1 { font-size: 1.7rem; }
  .page-hero .hero-sub { font-size: .95rem; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.8rem; }
  .cta-card { padding: 1.6rem 1.2rem; }
  .cta-card h2 { font-size: 1.4rem; }
  .recommend-card-body { padding: 1.1rem; }
}
@media (max-width: 575.98px) {
  .container { padding-left: 1rem; padding-right: 1rem; }
  .header-logo { font-size: 1rem; }
  .header-logo i { font-size: 1.2rem; }
  .page-hero { padding: 2.6rem 0 2.2rem; }
  .page-hero h1 { font-size: 1.45rem; }
  .article-meta-hero { gap: .6rem; }
  .article-card { padding: 1.2rem; }
  .article-footer { flex-direction: column; align-items: flex-start; }
  .article-share { width: 100%; justify-content: flex-start; }
  .accordion-button { font-size: .95rem; padding: 1rem 1.1rem; }
  .accordion-body { padding: 1rem 1.1rem; }
  .cta-actions .btn { width: 100%; }
}

/* roulang page: category2 */
:root {
  --primary: #0b3d6b;
  --primary-dark: #072a4d;
  --primary-light: #e7eef7;
  --accent: #0ea5a4;
  --accent-dark: #0b7f7e;
  --accent-light: #e0f4f4;
  --warm: #f59e0b;
  --bg: #f5f7fb;
  --white: #ffffff;
  --text: #17233a;
  --muted: #5d6b82;
  --border: #e4e9f2;
  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 24px;
  --shadow: 0 8px 30px rgba(11, 61, 107, 0.08);
  --shadow-hover: 0 16px 44px rgba(11, 61, 107, 0.16);
  --font: 'Noto Sans SC', -apple-system, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

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

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

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

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

.container {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s ease;
}

.site-header:hover {
  box-shadow: 0 4px 20px rgba(11, 61, 107, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  position: relative;
}

.brand-logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.22rem;
  font-weight: 900;
  color: var(--primary-dark);
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.brand-logo .logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 1.05rem;
  box-shadow: 0 6px 16px rgba(11, 61, 107, 0.24);
}

.brand-logo:hover {
  color: var(--primary);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--muted);
  border: 1px solid transparent;
  transition: all 0.25s ease;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
  border-color: var(--primary-light);
}

.nav-link.active {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 6px 18px rgba(11, 61, 107, 0.22);
}

.nav-link.active:hover {
  color: #fff;
  background: var(--primary-dark);
}

.nav-toggle {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--primary);
  font-size: 1.15rem;
  display: none;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}

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

.nav-toggle:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ============ Page Banner ============ */
.page-banner {
  position: relative;
  padding: 118px 0 100px;
  color: #fff;
  overflow: hidden;
  background: linear-gradient(120deg, rgba(7, 32, 58, 0.94), rgba(11, 61, 107, 0.8)), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
}

.page-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 82% 22%, rgba(14, 165, 164, 0.35), transparent 48%);
}

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

.banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.88rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.page-banner h1 {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.2;
  margin: 24px 0 18px;
  letter-spacing: -0.5px;
}

.banner-lead {
  font-size: 1.14rem;
  color: rgba(255, 255, 255, 0.86);
  max-width: 720px;
  margin: 0;
}

.banner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 34px;
}

.banner-tags .tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 15px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
}

.banner-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ============ Breadcrumb ============ */
.breadcrumb-wrap {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.breadcrumb {
  margin: 0;
  font-size: 0.9rem;
  --bs-breadcrumb-divider: '>';
}

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

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

.breadcrumb .active {
  color: var(--primary);
  font-weight: 600;
}

/* ============ Sections ============ */
.section {
  padding: 92px 0;
}

.section-alt {
  background: var(--bg);
}

.section-head {
  max-width: 700px;
  margin: 0 auto 52px;
  text-align: center;
}

.section-head h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text);
  margin: 14px 0 10px;
  letter-spacing: -0.3px;
}

.section-head p {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
}

.section-eyebrow {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.6px;
}

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

.section-head.light p {
  color: rgba(255, 255, 255, 0.74);
}

.section-head.light .section-eyebrow {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

/* ============ Buttons ============ */
.btn {
  border-radius: 999px;
  font-weight: 700;
  padding: 13px 30px;
  border: 2px solid transparent;
  transition: all 0.25s ease;
}

.btn-lg {
  padding: 15px 34px;
  font-size: 1rem;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(11, 61, 107, 0.28);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(6px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-light {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
}

.btn-light:hover {
  background: var(--accent-light);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}

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

.btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

/* ============ Category Overview ============ */
.category-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.category-card:hover::before {
  opacity: 1;
}

.cc-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 8px 18px rgba(11, 61, 107, 0.22);
  margin-bottom: 18px;
}

.cc-meta {
  position: absolute;
  top: 24px;
  right: 24px;
  display: flex;
  align-items: baseline;
  gap: 4px;
  color: var(--muted);
  font-size: 0.84rem;
}

.cc-meta .count {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--accent-dark);
}

.category-card h3 {
  font-size: 1.14rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.category-card p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.cc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--primary);
  font-size: 0.95rem;
}

.cc-link i {
  transition: transform 0.25s ease;
}

.cc-link:hover {
  color: var(--accent-dark);
}

.cc-link:hover i {
  transform: translateX(4px);
}

/* ============ Top Questions ============ */
.top-list {
  max-width: 900px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
}

.top-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 21px 28px;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: background 0.25s ease;
}

.top-item:last-child {
  border-bottom: none;
}

.top-item:hover {
  background: var(--accent-light);
}

.top-num {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--accent-dark);
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.top-item:hover .top-num {
  background: var(--primary);
  color: #fff;
}

.top-text {
  font-weight: 600;
  color: var(--text);
  font-size: 1.02rem;
  flex: 1;
}

.top-item > i {
  color: var(--muted);
  opacity: 0.5;
  transition: all 0.25s ease;
}

.top-item:hover > i {
  color: var(--primary);
  opacity: 1;
  transform: translateX(4px);
}

/* ============ FAQ ============ */
.faq-layout {
  display: grid;
  gap: 34px;
}

.faq-group {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 38px;
  box-shadow: var(--shadow);
  scroll-margin-top: 100px;
}

.faq-group-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.32rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--primary-light);
}

.faq-group-title i {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.faq-accordion {
  --bs-accordion-border-color: var(--border);
  --bs-accordion-border-radius: var(--radius-sm);
  --bs-accordion-inner-border-radius: var(--radius-sm);
  --bs-accordion-btn-focus-box-shadow: none;
}

.faq-accordion .accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm) !important;
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow 0.25s ease;
}

.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
  box-shadow: 0 8px 24px rgba(11, 61, 107, 0.08);
}

.faq-accordion .accordion-button {
  background: #fff;
  padding: 20px 24px;
  font-weight: 700;
  color: var(--text);
  font-size: 1.02rem;
  box-shadow: none;
  gap: 14px;
}

.faq-accordion .accordion-button:not(.collapsed) {
  background: var(--accent-light);
  color: var(--primary-dark);
  box-shadow: none;
}

.faq-accordion .accordion-button:focus {
  box-shadow: none;
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  z-index: 1;
}

.faq-accordion .accordion-button::after {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary-light) url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230b3d6b'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") center / 13px no-repeat;
  transition: all 0.3s ease;
}

.faq-accordion .accordion-button:not(.collapsed)::after {
  background: var(--primary) url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") center / 13px no-repeat;
  transform: rotate(180deg);
}

.faq-accordion .accordion-body {
  padding: 20px 24px;
  color: var(--muted);
  line-height: 1.9;
  font-size: 0.98rem;
  background: #fff;
  border-top: 1px dashed var(--border);
}

/* ============ Process Section ============ */
.process-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary) 60%, var(--accent-dark));
}

.process-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  opacity: 0.12;
}

.process-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.process-step {
  position: relative;
  text-align: center;
  padding: 34px 20px 30px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
  transition: all 0.3s ease;
}

.process-step:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.34);
}

.step-node {
  width: 62px;
  height: 62px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--warm);
  color: #fff;
  font-weight: 800;
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.12), 0 12px 22px rgba(0, 0, 0, 0.22);
  position: relative;
  z-index: 2;
}

.process-step h3 {
  color: #fff;
  font-size: 1.06rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.process-step p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  line-height: 1.75;
  margin: 0;
}

/* ============ Resource Cards ============ */
.article-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  height: 100%;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

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

.img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 42, 77, 0.35), transparent 60%);
}

.badge-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.78rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.article-card .card-body {
  padding: 26px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.article-card h3 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.5;
}

.article-card p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.75;
  flex: 1;
  margin-bottom: 18px;
}

.card-link {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
}

.card-link i {
  transition: transform 0.25s ease;
}

.card-link:hover {
  color: var(--accent-dark);
}

.card-link:hover i {
  transform: translateX(4px);
}

/* ============ CTA ============ */
.cta-section {
  padding: 80px 0;
}

.cta-box {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, var(--primary), var(--accent-dark));
  border-radius: var(--radius-lg);
  padding: 62px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  box-shadow: 0 20px 50px rgba(11, 61, 107, 0.25);
}

.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  opacity: 0.16;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 560px;
}

.cta-content h2 {
  color: #fff;
  font-size: 1.9rem;
  font-weight: 800;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.84);
  margin: 0;
  font-size: 1.04rem;
}

.cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ============ Footer ============ */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.78);
  padding: 72px 0 0;
  margin-top: 20px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 44px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand i {
  color: var(--accent);
}

.footer-desc {
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.85;
  max-width: 360px;
  margin: 0;
  font-size: 0.95rem;
}

.footer-links h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.68);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.25s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 22px 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

.footer-bottom p {
  margin: 0;
  text-align: center;
}

/* ============ Responsive ============ */
@media (max-width: 1199.98px) {
  .process-grid {
    gap: 20px;
  }
}

@media (max-width: 991.98px) {
  .header-inner {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 0;
  }

  .brand-logo {
    position: absolute;
    transform: translateX(-50%);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .header-nav {
    display: none;
    width: 100%;
    position: static;
    background: transparent;
    padding: 10px 0 2px;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    box-shadow: none;
    border-top: none;
    order: 10;
  }

  .header-nav-left {
    order: 5;
  }

  .header-nav-right {
    order: 6;
  }

  .site-header.nav-open .header-nav {
    display: flex;
  }

  .nav-link {
    justify-content: center;
    padding: 13px 16px;
  }

  .page-banner {
    padding: 88px 0 70px;
  }

  .page-banner h1 {
    font-size: 2.2rem;
  }

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

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767.98px) {
  .section {
    padding: 64px 0;
  }

  .section-head h2 {
    font-size: 1.75rem;
  }

  .page-banner h1 {
    font-size: 2rem;
  }

  .banner-lead {
    font-size: 1.02rem;
  }

  .faq-group {
    padding: 26px 20px;
  }

  .faq-accordion .accordion-button {
    padding: 17px 16px;
    font-size: 0.96rem;
  }

  .faq-accordion .accordion-body {
    padding: 16px;
  }

  .cta-box {
    padding: 40px 28px;
  }

  .cta-content h2 {
    font-size: 1.5rem;
  }

  .category-card {
    padding: 28px 24px;
  }
}

@media (max-width: 575.98px) {
  .header-inner {
    height: 64px;
  }

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

  .brand-logo .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 0.9rem;
    border-radius: 11px;
  }

  .page-banner {
    padding: 68px 0 56px;
  }

  .page-banner h1 {
    font-size: 1.7rem;
    margin-top: 18px;
  }

  .banner-tags {
    margin: 20px 0 26px;
    gap: 8px;
  }

  .banner-actions .btn {
    width: 100%;
    justify-content: center;
  }

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

  .top-item {
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px 18px;
  }

  .top-num {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    font-size: 0.95rem;
  }

  .top-text {
    font-size: 0.96rem;
    flex: 1 1 calc(100% - 52px);
  }

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

  .cta-box {
    padding: 34px 22px;
    text-align: center;
    justify-content: center;
  }

  .cta-actions {
    justify-content: center;
    width: 100%;
  }

  .cta-actions .btn {
    flex: 1 1 100%;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .site-footer {
    padding-top: 56px;
  }

  .section-head {
    margin-bottom: 38px;
  }

  .section-head p {
    font-size: 0.96rem;
  }
}