/* roulang page: index */
:root {
  --brand: #0d9488;
  --brand-dark: #0f766e;
  --brand-darker: #134e4a;
  --brand-deep: #0a3d35;
  --brand-light: #ccfbf1;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --accent-light: #fef3c7;
  --ink: #0f172a;
  --muted: #64748b;
  --bg: #f5f8f7;
  --card: #ffffff;
  --border: #e2e8f0;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 6px 30px rgba(15, 23, 42, .06);
  --shadow-lg: 0 18px 50px rgba(15, 23, 42, .12);
  --sidebar-w: 272px;
  --ease: .25s ease;
}
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: none; cursor: pointer; }
ul, ol { list-style: none; }
:focus-visible { outline: 3px solid rgba(245, 158, 11, .45); outline-offset: 2px; border-radius: 4px; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* ===== Sidebar ===== */
.app-sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  z-index: 200;
  display: flex;
  flex-direction: column;
  padding: 28px 22px;
  background: linear-gradient(165deg, #0b3028 0%, #071f1a 70%);
  color: #dcebe7;
  overflow-y: auto;
  border-right: 1px solid rgba(255,255,255,.04);
  transition: transform .3s ease;
}
.app-sidebar::before {
  content: "";
  position: absolute; inset: 0;
  background: url("/assets/images/backpic/back-3.png") center / cover no-repeat;
  opacity: .05;
  pointer-events: none;
}
.sidebar-brand { position: relative; margin-bottom: 38px; padding-top: 4px; }
.brand-logo { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 46px; height: 46px; flex: 0 0 46px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, #fbbf24, #f97316);
  color: #1c1917;
  font-size: 19px;
  box-shadow: 0 10px 22px rgba(245,158,11,.35);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.3; }
.brand-text strong { font-size: 20px; letter-spacing: 2px; color: #fff; }
.brand-text small { font-size: 12px; letter-spacing: 3px; color: #95c9be; margin-top: 3px; }
.nav-label {
  display: block; margin: 0 0 12px 4px;
  font-size: 11px; font-weight: 700; letter-spacing: 2px;
  color: #5f9e93; text-transform: uppercase;
}
.sidebar-nav { display: flex; flex-direction: column; gap: 6px; position: relative; }
.nav-link {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 16px;
  border-radius: 12px;
  color: #b6d5ce;
  font-size: 15px; font-weight: 500;
  position: relative;
  transition: background .25s, color .25s, transform .25s;
}
.nav-link i { width: 20px; text-align: center; font-size: 16px; }
.nav-link:hover { background: rgba(255,255,255,.08); color: #fff; transform: translateX(3px); }
.nav-link.active {
  background: linear-gradient(120deg, rgba(13,148,136,.32), rgba(13,148,136,.1));
  color: #fff; font-weight: 600;
}
.nav-link.active::before {
  content: ""; position: absolute; left: -14px; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 24px;
  border-radius: 0 4px 4px 0;
  background: var(--accent);
}
.sidebar-card {
  position: relative; margin-top: auto;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 18px;
  padding: 22px 18px;
  text-align: center;
}
.sidebar-card i { font-size: 28px; color: var(--accent); margin-bottom: 8px; }
.sidebar-card p { font-size: 15px; font-weight: 600; color: #fff; }
.sidebar-card span { display: block; margin-top: 2px; font-size: 12px; color: #90b4ac; }
.sidebar-btn {
  display: inline-block; margin-top: 14px;
  padding: 9px 22px;
  background: var(--accent); color: #1c1917;
  font-size: 13px; font-weight: 700;
  border-radius: 22px;
  transition: transform .25s, box-shadow .25s;
}
.sidebar-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(245,158,11,.35); }

/* ===== Mobile ===== */
.sidebar-overlay {
  position: fixed; inset: 0; z-index: 180;
  background: rgba(7, 24, 20, .55);
  backdrop-filter: blur(2px);
  opacity: 0; visibility: hidden;
  transition: opacity .3s, visibility .3s;
}
.sidebar-overlay.show { opacity: 1; visibility: visible; }
.mobile-topbar {
  display: none;
  position: sticky; top: 0; z-index: 150;
  align-items: center; gap: 14px;
  padding: 14px 20px;
  background: rgba(7, 31, 26, .96);
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 20px rgba(7, 31, 26, .18);
}
.menu-btn { color: #fff; font-size: 20px; padding: 8px 10px; border-radius: 10px; }
.menu-btn:hover { background: rgba(255,255,255,.1); }
.mobile-brand { flex: 1; color: #fff; font-size: 16px; font-weight: 700; letter-spacing: 1px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ===== Layout ===== */
.main-wrap { margin-left: var(--sidebar-w); min-height: 100vh; display: flex; flex-direction: column; }
.main-wrap main { flex: 1; }
.section { padding: 90px 0; background: var(--bg); }
.section-alt { background: #fff; }
.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.section-tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 18px;
  background: var(--brand-light);
  color: var(--brand-dark);
  font-size: 12px; font-weight: 700; letter-spacing: 3px;
  border-radius: 24px; text-transform: uppercase;
}
.section-head h2 { font-size: 34px; font-weight: 800; line-height: 1.35; letter-spacing: .5px; }
.section-head p { margin-top: 14px; color: var(--muted); font-size: 16px; }

/* ===== Hero ===== */
.hero { position: relative; overflow: hidden; min-height: 640px; display: flex; align-items: center; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(115deg, rgba(5, 24, 20, .94) 20%, rgba(5, 24, 20, .78) 55%, rgba(13, 148, 136, .4) 100%);
}
.hero-content { position: relative; z-index: 2; padding: 90px 0 70px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 30px;
  color: #fff; font-size: 13px; font-weight: 500;
  backdrop-filter: blur(6px);
}
.hero-badge i { color: var(--accent); }
.hero h1 {
  margin-top: 26px;
  font-size: 54px; font-weight: 900; line-height: 1.2;
  letter-spacing: 2px; color: #fff;
}
.hero-sub {
  margin-top: 12px;
  font-size: 21px; font-weight: 600; letter-spacing: 1px;
  color: #8fe0d0;
}
.hero-desc {
  margin-top: 18px;
  max-width: 620px;
  font-size: 16px; line-height: 1.85;
  color: #c9ded8;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero-stats {
  display: flex; flex-wrap: wrap; gap: 30px;
  margin-top: 50px; padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.stat { min-width: 120px; }
.stat strong { display: block; font-size: 30px; font-weight: 800; color: #fff; line-height: 1.2; }
.stat span { font-size: 13px; color: #a8c6bf; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 15px; font-weight: 700;
  line-height: 1.4;
  border: 1px solid transparent;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn-primary {
  background: var(--accent); color: #1c1917;
  box-shadow: 0 12px 26px rgba(245,158,11,.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 32px rgba(245,158,11,.45); background: #fbbf24; }
.btn-ghost {
  background: rgba(255,255,255,.08); color: #fff;
  border-color: rgba(255,255,255,.35);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-3px); }
.btn-dark { background: var(--brand-darker); color: #fff; }
.btn-dark:hover { background: var(--brand-dark); transform: translateY(-3px); box-shadow: 0 12px 24px rgba(13,148,136,.28); }

/* ===== Grids ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }

/* ===== Service cards ===== */
.service-card {
  display: flex; flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card .cover { position: relative; height: 190px; overflow: hidden; }
.service-card .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.service-card:hover .cover img { transform: scale(1.06); }
.service-card .cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,23,42,0) 45%, rgba(15,23,42,.3));
}
.service-body { display: flex; flex-direction: column; flex: 1; padding: 26px 26px 24px; }
.service-body h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.service-body p { flex: 1; color: var(--muted); font-size: 14px; line-height: 1.8; }
.link-more {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 18px;
  color: var(--brand-dark); font-size: 14px; font-weight: 600;
}
.link-more i { font-size: 12px; transition: transform .25s; }
.link-more:hover { color: var(--accent-dark); }
.link-more:hover i { transform: translateX(4px); }

/* ===== Category cards ===== */
.cat-card {
  position: relative; overflow: hidden;
  min-height: 280px;
  border-radius: var(--radius);
  display: flex; align-items: flex-end;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cat-bg { position: absolute; inset: 0; }
.cat-bg img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.cat-card:hover .cat-bg img { transform: scale(1.07); }
.cat-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,23,42,.12) 0%, rgba(15,23,42,.65) 55%, rgba(9,32,27,.9) 100%);
}
.cat-body { position: relative; width: 100%; padding: 28px; }
.cat-body h3 { color: #fff; font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.cat-body p { color: #c7d8d3; font-size: 14px; margin-bottom: 16px; max-width: 90%; }
.cat-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 16px;
  background: rgba(245,158,11,.92);
  color: #1c1917;
  font-size: 13px; font-weight: 700;
  border-radius: 22px;
  transition: transform .25s ease;
}
.cat-tag i { font-size: 11px; }
.cat-card:hover .cat-tag { transform: translateX(3px); }

/* ===== News ===== */
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-card {
  display: flex; flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 28px;
  box-shadow: 0 2px 10px rgba(15,23,42,.04);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #bfe3d9; }
.news-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.news-cat {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 16px;
  background: var(--brand-light);
  color: var(--brand-dark);
  font-size: 12px; font-weight: 700;
}
.news-card time { font-size: 13px; color: #94a3b8; white-space: nowrap; }
.news-title { font-size: 18px; font-weight: 700; line-height: 1.55; margin-bottom: 10px; transition: color .25s; }
.news-card:hover .news-title { color: var(--brand-dark); }
.news-summary {
  flex: 1;
  color: var(--muted);
  font-size: 14px; line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  display: inline-flex; align-items: center; gap: 7px;
  margin-top: 18px;
  color: var(--brand-dark);
  font-size: 13px; font-weight: 600;
}
.news-more i { font-size: 11px; transition: transform .25s; }
.news-card:hover .news-more i { transform: translateX(5px); }
.empty-tip {
  grid-column: 1 / -1;
  background: #fff;
  border: 1px dashed #cbd5e1;
  border-radius: 16px;
  padding: 70px 30px;
  text-align: center;
  color: var(--muted);
}
.empty-tip i { display: block; font-size: 38px; color: #cbd5e1; margin-bottom: 14px; }
.news-footer { text-align: center; margin-top: 44px; }

/* ===== Split ===== */
.split-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.split-media { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.split-media img { width: 100%; height: 100%; object-fit: cover; min-height: 380px; }
.split-float {
  position: absolute; right: 22px; bottom: 22px;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 20px;
  background: rgba(255,255,255,.92);
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(15,23,42,.18);
  font-size: 14px; font-weight: 700; color: var(--brand-darker);
}
.split-float i { color: var(--accent-dark); font-size: 18px; }
.split-content .section-tag { margin-bottom: 14px; }
.split-content h2 { font-size: 32px; font-weight: 800; line-height: 1.4; margin-bottom: 14px; }
.split-content > p { color: var(--muted); margin-bottom: 30px; font-size: 15px; }
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); background: #fff; }
.feature-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, #d1fae5, #ccfbf1);
  color: var(--brand-dark);
  font-size: 22px;
  margin-bottom: 16px;
}
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* ===== Steps ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 34px 22px 30px;
  text-align: center;
  transition: transform .3s ease, box-shadow .3s ease;
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.step-num {
  width: 48px; height: 48px;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
  font-size: 19px; font-weight: 800;
  box-shadow: 0 8px 18px rgba(13,148,136,.28);
}
.step-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: 13px; color: var(--muted); line-height: 1.7; margin: 0 auto; max-width: 220px; }

/* ===== FAQ ===== */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.faq-item:hover { border-color: #bfe3d9; box-shadow: var(--shadow); }
.faq-item summary {
  list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 22px 26px;
  cursor: pointer;
  font-size: 15px; font-weight: 600;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon { color: var(--brand-dark); font-size: 15px; flex: 0 0 auto; transition: transform .3s ease; }
.faq-item[open] summary .faq-icon { transform: rotate(45deg); }
.faq-body { padding: 0 26px 24px; color: var(--muted); font-size: 14px; line-height: 1.85; }

/* ===== CTA ===== */
.cta-section { position: relative; overflow: hidden; padding: 96px 0; }
.cta-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.cta-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(130deg, rgba(7, 38, 32, .94), rgba(13, 148, 136, .82));
}
.cta-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; text-align: center; color: #fff; }
.cta-badge {
  display: inline-block;
  padding: 8px 18px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 30px;
  font-size: 13px; font-weight: 500;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.cta-inner h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; line-height: 1.35; }
.cta-inner p { color: #d4ece6; font-size: 16px; margin-bottom: 32px; }
.cta-inner .hero-actions { justify-content: center; margin-top: 0; }

/* ===== Footer ===== */
.app-footer { background: #071c18; color: #8aa7a0; padding: 64px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
.footer-brand strong { color: #fff; font-size: 21px; letter-spacing: 1px; }
.footer-brand p { margin-top: 14px; font-size: 14px; line-height: 1.85; max-width: 360px; }
.footer-title { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 12px; font-size: 14px; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 48px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between;
  font-size: 13px; color: #5f7f78;
}

/* ===== Responsive ===== */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1023px) {
  .app-sidebar { transform: translateX(-104%); box-shadow: 12px 0 40px rgba(0,0,0,.3); }
  .app-sidebar.open { transform: translateX(0); }
  .mobile-topbar { display: flex; }
  .main-wrap { margin-left: 0; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split-layout { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 767px) {
  .container { padding: 0 20px; }
  .section { padding: 62px 0; }
  .section-head { margin-bottom: 38px; }
  .section-head h2 { font-size: 26px; }
  .section-head p { font-size: 15px; }
  .grid-3, .grid-2, .grid-4, .steps { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .hero { min-height: 560px; }
  .hero h1 { font-size: 34px; }
  .hero-sub { font-size: 17px; }
  .hero-desc { font-size: 15px; }
  .hero-stats { gap: 18px; }
  .stat { min-width: calc(50% - 18px); }
  .stat strong { font-size: 26px; }
  .cta-inner h2 { font-size: 27px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .split-media img { min-height: 260px; }
}
@media (max-width: 520px) {
  .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .cta-inner .hero-actions { width: 100%; }
  .news-card { padding: 22px; }
  .news-meta { flex-direction: column; align-items: flex-start; gap: 6px; }
}

/* Scrollbar */
.app-sidebar::-webkit-scrollbar { width: 6px; }
.app-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 4px; }

/* roulang page: category1 */
:root {
    --primary: #e63946;
    --primary-dark: #c1121f;
    --primary-light: #ff6b6b;
    --navy: #14213d;
    --navy-deep: #0d1b2a;
    --ink: #1a1a2e;
    --muted: #6c757d;
    --bg: #f5f5f7;
    --card-bg: #ffffff;
    --border: #e5e7eb;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    --transition: all 0.25s ease;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    font-size: 15px;
  }

  a {
    text-decoration: none;
    color: inherit;
  }
  img {
    max-width: 100%;
    display: block;
  }
  button {
    cursor: pointer;
    font-family: inherit;
  }
  input, select, textarea {
    font-family: inherit;
  }

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

  /* ===== 侧边栏布局 ===== */
  .app-shell {
    display: flex;
    min-height: 100vh;
  }

  .sidebar {
    width: 270px;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(180deg, #14213d 0%, #0d1b2a 100%);
    display: flex;
    flex-direction: column;
    z-index: 200;
    padding: 32px 20px;
    overflow-y: auto;
  }

  .sidebar-brand {
    margin-bottom: 36px;
    padding-bottom: 22px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .brand-logo {
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.3;
  }

  .brand-logo::before {
    content: '';
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #e63946, #fca311);
    border-radius: 10px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(230, 57, 70, 0.4);
  }

  .sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
  }

  .nav-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.4);
    display: block;
    margin-bottom: 8px;
    padding: 0 14px;
    font-weight: 600;
  }

  .nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 16px;
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
  }

  .nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
  }

  .nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    transform: translateX(3px);
  }

  .nav-link.active {
    background: linear-gradient(135deg, #e63946, #c1121f);
    color: #fff;
    box-shadow: 0 4px 16px rgba(230, 57, 70, 0.4);
    font-weight: 600;
  }

  .sidebar-footer {
    margin-top: 32px;
    padding: 18px 14px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
  }

  .sidebar-footer i {
    font-size: 18px;
    color: #fca311;
  }

  .main-wrapper {
    margin-left: 270px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }

  .main-content {
    flex: 1;
  }

  /* 移动端头部 */
  .mobile-header {
    display: none;
    position: sticky;
    top: 0;
    z-index: 150;
    background: #14213d;
    padding: 14px 20px;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  }

  .mobile-menu-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 22px;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
  }

  .mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
  }

  .mobile-brand {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 199;
  }

  /* ===== 页脚 ===== */
  .app-footer {
    background: #14213d;
    color: #94a3b8;
    padding: 48px 0 24px;
  }

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

  .footer-brand strong {
    display: block;
    font-size: 20px;
    color: #fff;
    margin-bottom: 14px;
    font-weight: 700;
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: #94a3b8;
    max-width: 420px;
  }

  .footer-title {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 10px;
  }

  .footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 3px;
    background: #e63946;
    border-radius: 3px;
  }

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

  .footer-links a {
    color: #94a3b8;
    font-size: 14px;
    transition: var(--transition);
  }

  .footer-links a:hover {
    color: #fff;
    padding-left: 4px;
  }

  .footer-bottom {
    margin-top: 40px;
    padding: 20px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #64748b;
    flex-wrap: wrap;
    gap: 8px;
  }

  /* ===== Hero 区域 ===== */
  .category-hero {
    background: linear-gradient(135deg, rgba(20, 33, 61, 0.92), rgba(13, 27, 42, 0.85)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    padding: 90px 0 70px;
    color: #fff;
    position: relative;
  }

  .category-hero .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: 999px;
    font-size: 14px;
    backdrop-filter: blur(10px);
    margin-bottom: 20px;
  }

  .category-hero h1 {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: 1px;
  }

  .category-hero h1 span {
    color: #fca311;
  }

  .category-hero p {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    max-width: 600px;
    margin-bottom: 28px;
  }

  .hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    transition: var(--transition);
    cursor: pointer;
  }

  .btn-primary {
    background: #e63946;
    color: #fff;
    box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
  }

  .btn-primary:hover {
    background: #c1121f;
    box-shadow: 0 6px 24px rgba(230, 57, 70, 0.4);
    transform: translateY(-2px);
  }

  .btn-outline-light {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.4);
  }

  .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    transform: translateY(-2px);
  }

  /* ===== 板块通用间距 ===== */
  .section {
    padding: 70px 0;
  }

  .section-alt {
    background: #fff;
  }

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

  .section-head h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--ink);
    margin-bottom: 12px;
    letter-spacing: 0.5px;
  }

  .section-head h2 span {
    color: #e63946;
  }

  .section-head p {
    font-size: 15px;
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
  }

  .section-tag {
    display: inline-block;
    background: rgba(230, 57, 70, 0.08);
    color: #e63946;
    padding: 6px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 14px;
    letter-spacing: 1px;
  }

  /* ===== 登录方式卡片 ===== */
  .method-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .method-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .method-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #e63946, #fca311);
    opacity: 0;
    transition: var(--transition);
  }

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

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

  .method-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(230, 57, 70, 0.08);
    color: #e63946;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin: 0 auto 20px;
    transition: var(--transition);
  }

  .method-card:hover .method-icon {
    background: #e63946;
    color: #fff;
    transform: scale(1.05);
  }

  .method-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--ink);
  }

  .method-card p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.7;
  }

  /* ===== 详细步骤 ===== */
  .steps-wrap {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
  }

  .steps-wrap::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 20px;
    bottom: 20px;
    width: 2px;
    background: linear-gradient(180deg, rgba(230, 57, 70, 0.3), rgba(230, 57, 70, 0.05));
  }

  .step-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    position: relative;
    padding-bottom: 36px;
  }

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

  .step-num {
    width: 62px;
    height: 62px;
    border-radius: 20px;
    background: linear-gradient(135deg, #e63946, #c1121f);
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 18px rgba(230, 57, 70, 0.3);
    position: relative;
    z-index: 1;
  }

  .step-content {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px 26px;
    flex: 1;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
  }

  .step-content:hover {
    box-shadow: var(--shadow-md);
  }

  .step-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--ink);
  }

  .step-content p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.7;
  }

  .step-content .step-tip {
    display: inline-block;
    margin-top: 10px;
    background: rgba(252, 163, 17, 0.1);
    color: #b45309;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
  }

  /* ===== 登录前准备 ===== */
  .prepare-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .prepare-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 28px 22px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
  }

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

  .prepare-card i {
    font-size: 28px;
    color: #e63946;
    margin-bottom: 14px;
    background: rgba(230, 57, 70, 0.08);
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
  }

  .prepare-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
  }

  .prepare-card p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
  }

  /* ===== FAQ ===== */
  .faq-wrap {
    max-width: 780px;
    margin: 0 auto;
  }

  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 14px;
    overflow: hidden;
    transition: var(--transition);
  }

  .faq-item:hover {
    border-color: rgba(230, 57, 70, 0.3);
  }

  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
    gap: 16px;
  }

  .faq-question i {
    color: #e63946;
    font-size: 14px;
    flex-shrink: 0;
    transition: transform 0.3s;
  }

  .faq-item.open .faq-question i {
    transform: rotate(180deg);
  }

  .faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
  }

  .faq-item.open .faq-answer {
    padding: 0 24px 20px;
    max-height: 300px;
  }

  .faq-answer p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.8;
    border-top: 1px dashed var(--border);
    padding-top: 14px;
  }

  /* ===== 安全提示深色区块 ===== */
  .safety-section {
    background: linear-gradient(135deg, #14213d 0%, #0d1b2a 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
  }

  .safety-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(230, 57, 70, 0.3), transparent 70%);
    border-radius: 50%;
  }

  .safety-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
  }

  .safety-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 28px 22px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition);
  }

  .safety-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.2);
  }

  .safety-card i {
    font-size: 26px;
    color: #fca311;
    margin-bottom: 16px;
  }

  .safety-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
  }

  .safety-card p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
  }

  .safety-note {
    text-align: center;
    margin-top: 36px;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
  }

  .safety-note strong {
    color: #fca311;
  }

  /* ===== CTA 区域 ===== */
  .cta-section {
    background: linear-gradient(135deg, rgba(20, 33, 61, 0.9), rgba(13, 27, 42, 0.85)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    padding: 70px 0;
    text-align: center;
    color: #fff;
  }

  .cta-section h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 14px;
  }

  .cta-section h2 span {
    color: #fca311;
  }

  .cta-section p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    max-width: 560px;
    margin: 0 auto 30px;
    line-height: 1.7;
  }

  .cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
  }

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

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

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

    .category-hero h1 {
      font-size: 36px;
    }
  }

  @media (max-width: 768px) {
    .sidebar {
      transform: translateX(-100%);
      transition: transform 0.3s ease;
      width: 280px;
    }

    .sidebar.open {
      transform: translateX(0);
    }

    .sidebar-overlay.open {
      display: block;
    }

    .main-wrapper {
      margin-left: 0;
    }

    .mobile-header {
      display: flex;
    }

    .category-hero {
      padding-top: 70px;
      padding-bottom: 50px;
    }

    .category-hero h1 {
      font-size: 30px;
    }

    .section {
      padding: 50px 0;
    }

    .section-head h2 {
      font-size: 26px;
    }

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

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

    .steps-wrap::before {
      left: 26px;
    }

    .step-item {
      flex-direction: column;
      gap: 14px;
      padding-bottom: 28px;
    }

    .step-num {
      width: 52px;
      height: 52px;
      font-size: 18px;
      border-radius: 16px;
    }
  }

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

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

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

    .category-hero h1 {
      font-size: 26px;
    }

    .category-hero p {
      font-size: 14px;
    }

    .btn {
      padding: 12px 22px;
      font-size: 14px;
    }

    .hero-cta {
      flex-direction: column;
    }

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

    .cta-buttons {
      flex-direction: column;
    }

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

/* roulang page: article */
:root {
    --primary: #0B1220;
    --primary-light: #14203A;
    --accent: #FFB800;
    --accent-dark: #E59F00;
    --bg-body: #F5F7FA;
    --bg-card: #FFFFFF;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --border: #E2E8F0;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
    --sidebar-width: 280px;
    --transition: all 0.28s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg-body);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* 容器 */
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.container.wide { max-width: 1320px; }

/* ===== 左侧侧边栏 ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, #0B1220 0%, #101B30 60%, #0D1626 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform 0.3s ease;
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.15);
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 32px 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, #FFB800, #FF8A00);
    color: #0B1220;
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sidebar-brand strong {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: 0.5px;
}
.sidebar-nav {
    padding: 18px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}
.nav-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(255, 255, 255, 0.4);
    padding: 0 12px;
    margin-bottom: 10px;
    font-weight: 600;
}
.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 16px;
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}
.nav-link i { width: 20px; text-align: center; font-size: 16px; }
.nav-link:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }
.nav-link.active {
    background: linear-gradient(90deg, rgba(255, 184, 0, 0.2), rgba(255, 184, 0, 0.06));
    color: var(--accent);
    font-weight: 600;
}
.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    width: 3px;
    height: 60%;
    background: var(--accent);
    border-radius: 0 3px 3px 0;
}
.sidebar-footer {
    padding: 20px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.6;
}
.sidebar-footer .live-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ADE80;
    margin-right: 6px;
    animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* 移动端顶部栏 */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 64px;
    background: var(--primary);
    color: #fff;
    align-items: center;
    padding: 0 20px;
    gap: 14px;
    z-index: 1001;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}
.mobile-header .menu-toggle {
    color: #fff;
    font-size: 20px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: background 0.2s;
}
.mobile-header .menu-toggle:hover { background: rgba(255, 255, 255, 0.1); }
.mobile-header .mobile-logo {
    font-size: 16px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}
.mobile-header .mobile-logo .brand-mark { width: 32px; height: 32px; font-size: 15px; border-radius: 8px; }
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    backdrop-filter: blur(2px);
}
.sidebar-overlay.show { display: block; }

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

/* ===== 文章 Hero ===== */
.article-hero {
    position: relative;
    padding: 72px 0 56px;
    color: #fff;
    background: var(--primary);
    overflow: hidden;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(100deg, rgba(11, 18, 32, 0.92) 0%, rgba(11, 18, 32, 0.7) 45%, rgba(11, 18, 32, 0.5) 100%), url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    z-index: 0;
}
.article-hero::after {
    content: '';
    position: absolute;
    bottom: -60px;
    right: -40px;
    width: 400px;
    height: 200px;
    background: radial-gradient(ellipse, rgba(255, 184, 0, 0.2), transparent 70%);
    z-index: 1;
}
.article-hero .container { position: relative; z-index: 2; }
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255, 255, 255, 0.7); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb i { font-size: 10px; opacity: 0.5; }
.article-hero h1 {
    font-size: clamp(26px, 3.5vw, 42px);
    font-weight: 800;
    line-height: 1.3;
    max-width: 800px;
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
}
.article-meta span { display: flex; align-items: center; gap: 8px; }
.article-meta i { color: var(--accent); }
.article-cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 184, 0, 0.18);
    border: 1px solid rgba(255, 184, 0, 0.35);
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 30px;
    margin-bottom: 20px;
}

/* ===== 文章主体区域 ===== */
.article-main-area { padding: 56px 0 40px; }
.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
    align-items: start;
}
.article-main {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: box-shadow 0.3s;
}
.article-main:hover { box-shadow: var(--shadow-md); }

/* 文章内容排版 */
.article-content { padding: 36px 40px; font-size: 16px; line-height: 1.9; color: #334155; }
.article-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin: 32px 0 16px;
    padding-left: 14px;
    border-left: 4px solid var(--accent);
    line-height: 1.4;
}
.article-content h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--primary);
    margin: 24px 0 12px;
}
.article-content p { margin: 16px 0; }
.article-content img { border-radius: 12px; margin: 24px 0; box-shadow: var(--shadow-sm); }
.article-content ul, .article-content ol { margin: 16px 0; padding-left: 28px; }
.article-content ul li { margin: 8px 0; position: relative; }
.article-content ul li::marker { color: var(--accent); }
.article-content ol li::marker { color: var(--accent); font-weight: 600; }
.article-content blockquote {
    border-left: 4px solid var(--accent);
    background: #FFFBF0;
    padding: 16px 20px;
    border-radius: 0 10px 10px 0;
    margin: 20px 0;
    color: #555;
    font-style: italic;
}
.article-content a { color: #D97706; border-bottom: 1px solid rgba(217, 119, 6, 0.3); }
.article-content a:hover { color: #B45309; border-bottom-color: #B45309; }
.article-content table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.article-content th, .article-content td { border: 1px solid var(--border); padding: 10px 14px; font-size: 14px; }
.article-content th { background: #F8FAFC; font-weight: 600; }

/* 未找到卡片 */
.not-found-card {
    padding: 64px 48px;
    text-align: center;
}
.not-found-card i {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 20px;
}
.not-found-card h2 { font-size: 26px; font-weight: 700; margin-bottom: 12px; }
.not-found-card p { color: var(--text-muted); margin-bottom: 28px; font-size: 15px; }

/* 文章标签 */
.article-tags {
    padding: 20px 40px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}
.tag-label { font-size: 13px; color: var(--text-muted); }
.tag-item {
    background: #F1F5F9;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-main);
    transition: var(--transition);
}
.tag-item:hover { background: var(--accent); color: var(--primary); }

/* 侧边栏 */
.article-aside { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 24px; }
.aside-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    transition: box-shadow 0.3s, transform 0.2s;
}
.aside-card:hover { box-shadow: var(--shadow-md); }
.aside-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.aside-card-title i { color: var(--accent); font-size: 18px; }
.aside-card-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.aside-card ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.aside-card ul li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: background 0.2s;
}
.aside-card ul li a:hover { background: #F8FAFC; }
.aside-card ul li span { color: var(--text-muted); font-size: 13px; }
.aside-card ul li i { color: rgba(100, 116, 139, 0.4); font-size: 12px; }
.category-pill {
    display: inline-block;
    background: #F1F5F9;
    color: var(--text-main);
    font-size: 13px;
    font-weight: 500;
    padding: 5px 16px;
    border-radius: 30px;
    margin: 4px;
    transition: var(--transition);
}
.category-pill:hover { background: var(--accent); color: var(--primary); }
.aside-contact {
    background: linear-gradient(135deg, #0B1220, #1E2B45);
    color: #fff;
}
.aside-contact p { font-size: 14px; line-height: 1.7; color: rgba(255, 255, 255, 0.7); margin: 10px 0 18px; }
.aside-contact .btn { width: 100%; }

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
}
.btn-accent {
    background: linear-gradient(135deg, #FFB800, #FF8A00);
    color: #0B1220;
    box-shadow: 0 4px 14px rgba(255, 184, 0, 0.3);
}
.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 184, 0, 0.4);
}
.btn-outline-light {
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    color: #fff;
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}
.btn-dark {
    background: var(--primary);
    color: #fff;
}
.btn-dark:hover { background: var(--primary-light); transform: translateY(-2px); }
.btn:focus-visible { outline: 3px solid rgba(255, 184, 0, 0.5); outline-offset: 2px; }

/* ===== 相关推荐 ===== */
.related-section {
    padding: 56px 0;
    background: #F1F5F9;
    border-top: 1px solid var(--border);
}
.section-header { margin-bottom: 36px; }
.section-header h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.section-header h2 i { color: var(--accent); }
.section-header p { color: var(--text-muted); font-size: 15px; }
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.post-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}
.post-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}
.post-card-img {
    position: relative;
    height: 180px;
    overflow: hidden;
}
.post-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.post-card:hover .post-card-img img { transform: scale(1.06); }
.post-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.35), transparent 60%);
}
.post-card-cat {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: rgba(255, 184, 0, 0.95);
    color: #0B1220;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 20px;
}
.post-card-body { padding: 20px 22px; flex: 1; display: flex; flex-direction: column; }
.post-card-body h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.post-card-body h3 a { color: var(--text-main); transition: color 0.2s; }
.post-card-body h3 a:hover { color: #D97706; }
.post-card-body p { font-size: 14px; color: var(--text-muted); flex: 1; line-height: 1.7; }
.post-card-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 22px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== FAQ ===== */
.faq-section { padding: 56px 0; }
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: box-shadow 0.3s;
    cursor: pointer;
}
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-item summary {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.5;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
    content: 'Q';
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--accent);
    color: var(--primary);
    font-size: 13px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.faq-item p {
    margin-top: 14px;
    padding-left: 40px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
    position: relative;
    padding: 72px 0;
    background: var(--primary);
    color: #fff;
    overflow: hidden;
    text-align: center;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: linear-gradient(120deg, rgba(11, 18, 32, 0.85), rgba(11, 18, 32, 0.65)), url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
}
.cta-section::after {
    content: '';
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 200px;
    background: radial-gradient(ellipse, rgba(255, 184, 0, 0.12), transparent 70%);
}
.cta-inner { position: relative; z-index: 2; max-width: 700px; margin: 0 auto; }
.cta-inner h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 800; margin-bottom: 16px; }
.cta-inner p { color: rgba(255, 255, 255, 0.75); font-size: 15px; margin-bottom: 32px; line-height: 1.8; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.app-footer {
    background: #070D18;
    color: rgba(255, 255, 255, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.app-footer .container { padding-top: 56px; padding-bottom: 24px; }
.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand strong {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
}
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255, 255, 255, 0.5); max-width: 320px; }
.footer-title {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s, transform 0.2s;
    display: inline-block;
}
.footer-links a:hover { color: var(--accent); transform: translateX(4px); }
.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; gap: 0; }
    .article-aside { position: static; flex-direction: row; flex-wrap: wrap; margin-top: 32px; }
    .aside-card { flex: 1 1 220px; }
}
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); width: 300px; }
    .sidebar.open { transform: translateX(0); }
    .mobile-header { display: flex; }
    .main-wrapper { margin-left: 0; padding-top: 64px; }
    .article-hero { padding: 48px 0 40px; }
    .article-hero h1 { font-size: 26px; }
    .related-grid { grid-template-columns: 1fr 1fr; }
    .faq-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .article-content { padding: 24px 20px; }
    .article-tags { padding: 16px 20px; }
}
@media (max-width: 520px) {
    .related-grid { grid-template-columns: 1fr; }
    .container { padding: 0 16px; }
    .cta-btns { flex-direction: column; align-items: center; }
    .cta-btns .btn { width: 100%; }
    .article-layout { gap: 0; }
    .article-aside { margin-top: 24px; }
}

/* roulang page: category2 */
:root {
            --primary: #059669;
            --primary-light: #10b981;
            --primary-dark: #047857;
            --accent: #f59e0b;
            --accent-light: #fbbf24;
            --sidebar-bg: #0b1526;
            --sidebar-text: #8ea0b8;
            --sidebar-active: #ffffff;
            --bg: #f0f4f8;
            --card-bg: #ffffff;
            --text-strong: #0f172a;
            --text-body: #334155;
            --text-muted: #64748b;
            --border-light: #e2e8f0;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
            --shadow-md: 0 8px 30px rgba(15, 23, 42, .08);
            --shadow-lg: 0 20px 50px rgba(15, 23, 42, .14);
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
            --sidebar-width: 280px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        /* ===== 侧边栏 ===== */
        .app-sidebar {
            position: fixed;
            inset: 0 auto 0 0;
            width: var(--sidebar-width);
            background: var(--sidebar-bg);
            z-index: 200;
            display: flex;
            flex-direction: column;
            transform: translateX(-100%);
            transition: transform .35s cubic-bezier(.4, 0, .2, 1);
        }

        .app-sidebar.open {
            transform: translateX(0);
            box-shadow: 0 0 80px rgba(0, 0, 0, .4);
        }

        .sidebar-brand {
            padding: 28px 24px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, #10b981, #059669);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(16, 185, 129, .35);
        }

        .brand-text {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .brand-sub {
            font-size: 11px;
            color: rgba(255, 255, 255, .5);
            font-weight: 400;
            letter-spacing: 0;
        }

        .sidebar-nav {
            padding: 24px 16px;
            flex: 1;
            overflow-y: auto;
        }

        .nav-label {
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: rgba(255, 255, 255, .35);
            padding: 0 10px;
            margin-bottom: 12px;
            display: block;
        }

        .nav-link {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            border-radius: 12px;
            color: var(--sidebar-text);
            font-size: 15px;
            font-weight: 500;
            margin-bottom: 4px;
            transition: var(--transition);
            position: relative;
        }

        .nav-link i {
            width: 22px;
            text-align: center;
            font-size: 17px;
            transition: var(--transition);
        }

        .nav-link:hover {
            background: rgba(255, 255, 255, .06);
            color: rgba(255, 255, 255, .85);
        }

        .nav-link.active {
            background: linear-gradient(135deg, rgba(16, 185, 129, .2), rgba(5, 150, 105, .1));
            color: var(--sidebar-active);
            font-weight: 600;
        }

        .nav-link.active::before {
            content: '';
            position: absolute;
            left: -16px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            background: var(--primary-light);
            border-radius: 0 4px 4px 0;
        }

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

        .sidebar-footer {
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            font-size: 12px;
            color: rgba(255, 255, 255, .35);
        }

        /* ===== 移动端头部 ===== */
        .mobile-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            padding: 0 16px;
            background: var(--sidebar-bg);
            position: sticky;
            top: 0;
            z-index: 150;
        }

        .mobile-brand {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
        }

        .menu-toggle {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            border-radius: 8px;
            background: rgba(255, 255, 255, .08);
            transition: var(--transition);
        }

        .menu-toggle:hover {
            background: rgba(255, 255, 255, .16);
        }

        .mobile-login-btn {
            padding: 6px 14px;
            background: var(--primary-light);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            border-radius: 8px;
            transition: var(--transition);
        }

        .mobile-login-btn:hover {
            background: var(--primary);
            transform: translateY(-1px);
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .5);
            z-index: 180;
            backdrop-filter: blur(2px);
        }

        .sidebar-overlay.open {
            display: block;
        }

        /* ===== 主内容 ===== */
        .app-main {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            background: var(--bg);
        }

        @media(min-width:1024px) {
            .app-sidebar {
                transform: translateX(0);
                box-shadow: none;
            }

            .app-main {
                margin-left: var(--sidebar-width);
            }

            .mobile-header {
                display: none;
            }

            .sidebar-overlay {
                display: none !important;
            }
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 100px 0 110px;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 21, 38, .92) 0%, rgba(11, 21, 38, .75) 55%, rgba(16, 185, 129, .25) 100%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 18px;
            background: rgba(16, 185, 129, .2);
            border: 1px solid rgba(16, 185, 129, .4);
            color: #6ee7b7;
            font-size: 14px;
            font-weight: 500;
            border-radius: 100px;
            margin-bottom: 22px;
        }

        .page-hero h1 {
            font-size: 48px;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -1px;
            max-width: 700px;
            margin-bottom: 14px;
        }

        .page-hero .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, .7);
            max-width: 560px;
            line-height: 1.7;
            margin-bottom: 30px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 50px;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn-primary {
            background: linear-gradient(135deg, #10b981, #059669);
            color: #fff;
            box-shadow: 0 8px 24px rgba(16, 185, 129, .35);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(16, 185, 129, .45);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .4);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-muted);
            padding: 10px 20px;
            font-size: 14px;
            border-radius: 50px;
        }

        .btn-ghost:hover {
            color: var(--primary);
            background: rgba(5, 150, 105, .08);
        }

        /* ===== 板块 ===== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            color: var(--primary);
            background: rgba(5, 150, 105, .08);
            padding: 5px 14px;
            border-radius: 100px;
            margin-bottom: 10px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-strong);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
            margin-top: 6px;
        }

        /* ===== 卡片 ===== */
        .match-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .match-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(16, 185, 129, .3);
        }

        .match-cover {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }

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

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

        .match-category {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 14px;
            background: rgba(11, 21, 38, .75);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            border-radius: 100px;
        }

        .match-body {
            padding: 22px 22px 20px;
        }

        .match-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-strong);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .match-body h3 a:hover {
            color: var(--primary);
        }

        .match-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .match-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }

        .match-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .match-meta i {
            font-size: 13px;
            color: var(--primary);
        }

        /* ===== 战报列表 ===== */
        .result-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .result-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 18px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .result-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: rgba(16, 185, 129, .3);
            transform: translateX(4px);
        }

        .result-thumb {
            width: 90px;
            height: 64px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .result-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .result-info {
            flex: 1;
            min-width: 0;
        }

        .result-info h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .result-info .meta {
            font-size: 13px;
            color: var(--text-muted);
        }

        .result-status {
            flex-shrink: 0;
            padding: 5px 14px;
            border-radius: 100px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(5, 150, 105, .1);
            color: var(--primary);
        }

        /* ===== 赛程表 ===== */
        .schedule-wrap {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }

        .schedule-row {
            display: flex;
            align-items: center;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
            gap: 20px;
            transition: background .2s;
        }

        .schedule-row:last-child {
            border-bottom: none;
        }

        .schedule-row:hover {
            background: rgba(16, 185, 129, .03);
        }

        .schedule-teams {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-strong);
        }

        .schedule-vs {
            color: var(--text-muted);
            font-weight: 400;
            font-size: 13px;
            background: var(--bg);
            padding: 3px 10px;
            border-radius: 6px;
        }

        .schedule-comp {
            font-size: 13px;
            color: var(--text-muted);
            min-width: 120px;
            text-align: center;
        }

        .schedule-time {
            font-size: 14px;
            color: var(--primary);
            font-weight: 600;
            min-width: 110px;
            text-align: right;
        }

        .hot-tag {
            padding: 3px 10px;
            background: rgba(245, 158, 11, .15);
            color: #d97706;
            font-size: 12px;
            font-weight: 600;
            border-radius: 100px;
        }

        @media(max-width:768px) {
            .schedule-row {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px;
                gap: 8px;
            }

            .schedule-comp,
            .schedule-time {
                text-align: left;
                min-width: 0;
            }

            .schedule-teams {
                width: 100%;
            }
        }

        /* ===== 分析文章 ===== */
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

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

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

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

        .article-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 14px;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            border-radius: 100px;
        }

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

        .article-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-strong);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .article-body h3 a:hover {
            color: var(--primary);
        }

        .article-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            background: var(--card-bg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(16, 185, 129, .4);
        }

        .faq-q {
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            color: var(--text-strong);
            font-size: 15px;
            cursor: pointer;
            user-select: none;
        }

        .faq-q i {
            color: var(--primary);
            transition: transform .3s;
            font-size: 14px;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            display: none;
            padding: 0 22px 18px;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
        }

        .faq-item.open .faq-a {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, #065f46, #059669 60%, #10b981);
            padding: 90px 0;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, .1);
            border-radius: 50%;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60%;
            left: -5%;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, .07);
            border-radius: 50%;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 36px;
            color: #fff;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, .85);
            font-size: 16px;
            margin-bottom: 30px;
        }

        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-white {
            background: #fff;
            color: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
        }

        .btn-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(0, 0, 0, .2);
        }

        .btn-outline-white {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, .6);
            color: #fff;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, .15);
            border-color: #fff;
        }

        /* ===== 页脚 ===== */
        .app-footer {
            background: #0b1526;
            color: rgba(255, 255, 255, .6);
            padding: 60px 0 30px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand strong {
            font-size: 20px;
            color: #fff;
            display: block;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .5);
            max-width: 420px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, .5);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #6ee7b7;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
        }

        @media(max-width:768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        /* ===== 辅助类 ===== */
        .pulse-dot {
            position: relative;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #10b981;
            display: inline-block;
            margin-right: 6px;
        }

        .pulse-dot::after {
            content: '';
            position: absolute;
            inset: -4px;
            border-radius: 50%;
            border: 2px solid rgba(16, 185, 129, .5);
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0% {
                transform: scale(.8);
                opacity: .8;
            }
            100% {
                transform: scale(1.6);
                opacity: 0;
            }
        }

        @media(max-width:768px) {
            .page-hero {
                padding: 70px 0 80px;
            }

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

            .page-hero .hero-sub {
                font-size: 15px;
            }

            .section {
                padding: 50px 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .section-head {
                margin-bottom: 24px;
            }

            .result-thumb {
                width: 70px;
                height: 52px;
            }

            .result-status {
                font-size: 11px;
                padding: 4px 10px;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

        @media(min-width:768px) and (max-width:1024px) {
            .page-hero h1 {
                font-size: 38px;
            }

            .section {
                padding: 64px 0;
            }
        }