/* roulang page: index */
:root {
  --primary: #0f172a;
  --primary-light: #1e293b;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --bg-base: #f8fafc;
  --bg-deep: #0b1220;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #f1f5f9;
  --border-color: #e2e8f0;
  --card-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  --card-shadow-hover: 0 12px 40px rgba(15, 23, 42, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --space-section: 80px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  background: var(--bg-base);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button, input, select { font-family: inherit; }

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

/* ===== 导航 ===== */
.site-header {
  background: var(--primary);
  padding: 18px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.25);
}
.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-wrap: wrap;
}
.logo-center {
  text-align: center;
  padding: 0 20px;
}
.logo-center a {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 2px;
  line-height: 1.2;
}
.logo-center .logo-sub {
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 4px;
  text-transform: uppercase;
}
.nav-side {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-side li a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 4px;
  border-bottom: 2px solid transparent;
  transition: all 0.3s ease;
  white-space: nowrap;
}
.nav-side li a:hover { color: #fff; }
.nav-side li a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.nav-side-left { justify-content: flex-end; }
.nav-side-right { justify-content: flex-start; }
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.4);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 1.25rem;
  cursor: pointer;
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
}
.mobile-menu {
  display: none;
  background: var(--primary);
  padding: 10px 20px;
  list-style: none;
  margin: 10px -20px -18px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.mobile-menu li a {
  display: block;
  color: rgba(255,255,255,0.85);
  padding: 12px 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 1rem;
}
.mobile-menu li:last-child a { border-bottom: none; }
.mobile-menu li a.active { color: var(--accent); padding-left: 16px; }

/* ===== Hero ===== */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, rgba(15,23,42,0.92), rgba(15,23,42,0.75)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 110px 0 100px;
  color: #fff;
  overflow: hidden;
}
.hero-section::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245,158,11,0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-top-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,158,11,0.15);
  border: 1px solid rgba(245,158,11,0.4);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  margin-bottom: 24px;
  letter-spacing: 1px;
}
.hero-section h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: 1px;
}
.hero-section h1 span {
  color: var(--accent);
  position: relative;
}
.hero-section p.lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-custom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 50px;
  border: none;
  transition: all 0.3s ease;
}
.btn-accent {
  background: var(--accent);
  color: #0f172a;
  box-shadow: 0 4px 16px rgba(245,158,11,0.4);
}
.btn-accent:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(245,158,11,0.5); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }

.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 50px;
  flex-wrap: wrap;
}
.hero-stats .stat-item {
  border-left: 2px solid var(--accent);
  padding-left: 16px;
}
.hero-stats .stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.hero-stats .stat-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

/* ===== 通用板块 ===== */
.section-block { padding: var(--space-section) 0; }
.section-block.bg-alt { background: #fff; }
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}
.section-header .section-tag {
  display: inline-block;
  background: rgba(245,158,11,0.12);
  color: var(--accent-hover);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ===== 核心板块 ===== */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: all 0.35s ease;
  box-shadow: var(--card-shadow);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent);
}
.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  box-shadow: 0 6px 18px rgba(245,158,11,0.35);
}
.feature-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; color: var(--primary); }
.feature-card p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; margin-bottom: 0; }

/* ===== 分类卡片 ===== */
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.category-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
}
.category-card:hover { transform: translateY(-8px); box-shadow: var(--card-shadow-hover); }
.category-card .cover-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.category-card .cover-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.category-card:hover .cover-wrap img { transform: scale(1.05); }
.category-card .cover-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(15,23,42,0.55) 100%);
}
.category-card .cat-label {
  position: absolute;
  bottom: 14px;
  left: 20px;
  background: var(--accent);
  color: #0f172a;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 50px;
}
.category-card .cat-body { padding: 26px 22px; flex: 1; display: flex; flex-direction: column; }
.category-card .cat-body h3 { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.category-card .cat-body p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; margin-bottom: 16px; flex: 1; }
.category-card .cat-meta { display: flex; align-items: center; justify-content: space-between; font-size: 0.85rem; color: var(--text-muted); }
.category-card .cat-arrow {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(245,158,11,0.15);
  color: var(--accent-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.category-card:hover .cat-arrow { background: var(--accent); color: #fff; }

/* ===== 资讯列表 ===== */
.news-list-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  padding: 32px;
  border: 1px solid var(--border-color);
}
.news-list-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
  transition: all 0.3s ease;
}
.news-list-item:last-child { border-bottom: none; }
.news-list-item:hover { padding-left: 12px; }
.news-thumb {
  width: 100px;
  height: 70px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}
.news-content { flex: 1; min-width: 0; }
.news-content h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.2s ease;
}
.news-content h4 a:hover { color: var(--accent); }
.news-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
  line-height: 1.6;
}
.news-meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: #94a3b8;
}
.news-meta span { display: inline-flex; align-items: center; gap: 5px; }
.news-badge {
  background: rgba(245,158,11,0.12);
  color: var(--accent-hover);
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 50px;
  font-weight: 600;
  flex-shrink: 0;
}
.empty-tip { text-align: center; padding: 40px 0; color: var(--text-muted); font-size: 1rem; }

/* ===== 流程 / 数据 ===== */
.steps-wrap {
  background: var(--bg-deep);
  border-radius: var(--radius-lg);
  padding: 50px 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.steps-wrap::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: rgba(245,158,11,0.25);
  border-radius: 50%;
}
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; position: relative; z-index: 1; }
.step-item { text-align: center; counter-increment: steps; }
.step-item .step-num {
  width: 46px;
  height: 46px;
  background: var(--accent);
  color: #0f172a;
  font-weight: 800;
  font-size: 1.2rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 4px 16px rgba(245,158,11,0.4);
}
.step-item h4 { font-size: 1.15rem; margin-bottom: 8px; color: #fff; }
.step-item p { color: rgba(255,255,255,0.7); font-size: 0.9rem; line-height: 1.6; margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: 16px;
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
}
.faq-item:hover { border-color: var(--accent); box-shadow: var(--card-shadow-hover); }
.faq-question {
  padding: 22px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-question .faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(245,158,11,0.15);
  color: var(--accent-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}
.faq-answer {
  padding: 0 28px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}
.faq-item.active .faq-answer { max-height: 200px; padding-bottom: 22px; }
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--accent); color: #fff; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::after {
  content: '';
  position: absolute;
  top: -40px;
  left: 20%;
  width: 260px;
  height: 260px;
  background: rgba(245,158,11,0.12);
  border-radius: 50%;
}
.cta-inner { text-align: center; color: #fff; position: relative; z-index: 1; }
.cta-inner h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 16px; }
.cta-inner p { color: rgba(255,255,255,0.8); font-size: 1.1rem; max-width: 600px; margin: 0 auto 32px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-deep);
  color: rgba(255,255,255,0.6);
  padding: 60px 0 0;
}
.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand h4 {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer-brand p { font-size: 0.9rem; line-height: 1.8; }
.footer-col h5 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h5::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--accent);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: all 0.25s ease;
}
.footer-col ul li a:hover { color: var(--accent); padding-left: 6px; }
.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.35);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  :root { --space-section: 60px; }
  .feature-grid, .category-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .steps-wrap { padding: 40px 24px; }
  .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-side { display: none; }
  .mobile-nav-toggle { display: block; }
  .mobile-menu.open { display: block; }
  .logo-center a { font-size: 1.4rem; }
  .hero-section { padding: 80px 0 70px; }
  .hero-section h1 { font-size: 2.2rem; }
  .hero-stats { gap: 24px; }
  .hero-stats .stat-num { font-size: 1.8rem; }
  .section-header h2 { font-size: 1.8rem; }
  .news-list-wrap { padding: 20px; }
  .news-list-item { flex-wrap: wrap; gap: 12px; }
  .news-thumb { width: 100%; height: 160px; }
}

@media (max-width: 520px) {
  :root { --space-section: 48px; }
  .feature-grid, .category-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; gap: 30px; }
  .hero-section h1 { font-size: 1.8rem; }
  .section-header h2 { font-size: 1.5rem; }
  .hero-actions .btn-custom { width: 100%; justify-content: center; }
  .news-content h4 { font-size: 0.95rem; }
  .cta-inner h2 { font-size: 1.6rem; }
}

/* ===== 滚动条美化 ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ===== 焦点可访问性 ===== */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid rgba(245,158,11,0.6);
  outline-offset: 2px;
  border-radius: 4px;
}

/* roulang page: article */
:root{
  --primary:#f5b04c;
  --primary-dark:#e8952f;
  --accent:#38bdf8;
  --bg-dark:#090e17;
  --bg-dark-2:#0e1524;
  --bg-card:#121b2c;
  --bg-card-2:#0d1421;
  --text-main:#e5e9f0;
  --text-muted:#8b96a8;
  --border-glow:rgba(255,255,255,.07);
  --radius-lg:18px;
  --radius-md:12px;
  --shadow-lg:0 24px 50px rgba(0,0,0,.35);
  --shadow-card:0 12px 30px rgba(0,0,0,.28);
  --space-section:5.5rem;
  --font-body:'Inter','PingFang SC','Microsoft YaHei','Segoe UI',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg-dark);
  color:var(--text-main);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:1200px;padding-left:1.5rem;padding-right:1.5rem}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1050;
  background:rgba(9,14,23,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-glow);
  box-shadow:0 8px 28px rgba(0,0,0,.18);
}
.nav-wrapper{
  display:flex;align-items:center;justify-content:space-between;
  min-height:78px;position:relative;gap:1rem;
}
.nav-side{
  display:flex;align-items:center;gap:.25rem;margin:0;padding:0;flex:1;
}
.nav-side-left{justify-content:flex-start}
.nav-side-right{justify-content:flex-end}
.nav-side li a{
  display:flex;align-items:center;padding:.65rem 1.1rem;
  font-size:.95rem;font-weight:500;color:#b6c0d0;
  border-radius:999px;position:relative;transition:color .25s,background .25s;
}
.nav-side li a:hover{color:var(--primary);background:rgba(245,176,76,.08)}
.nav-side li a.active{color:var(--primary);background:rgba(245,176,76,.12)}
.nav-side li a.active::after{
  content:'';position:absolute;left:50%;transform:translateX(-50%);bottom:2px;
  width:18px;height:2px;background:var(--primary);border-radius:2px;
}
.logo-center{
  text-align:center;flex-shrink:0;padding:0 1.2rem;
}
.logo-center a{
  font-size:1.5rem;font-weight:800;letter-spacing:1px;color:#fff;display:block;line-height:1.2;
  background:linear-gradient(120deg,#fff,#f5b04c 70%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.logo-sub{
  font-size:.62rem;letter-spacing:3px;color:var(--text-muted);text-transform:uppercase;margin-top:2px;
}
.mobile-nav-toggle{
  display:none;background:transparent;border:1px solid var(--border-glow);
  color:#fff;font-size:1.2rem;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;
}
.mobile-menu{
  display:none;flex-direction:column;gap:0;margin:0;padding:.75rem 0 1rem 0;
  border-top:1px solid var(--border-glow);
}
.mobile-menu li a{
  display:block;padding:.72rem 1rem;font-size:.95rem;color:#c3cbd8;border-radius:10px;
}
.mobile-menu li a:hover,.mobile-menu li a.active{color:var(--primary);background:rgba(245,176,76,.08)}

/* ===== Hero ===== */
.article-hero{
  background:linear-gradient(120deg,rgba(6,10,18,.96) 20%,rgba(6,10,18,.78) 60%,rgba(14,23,36,.55) 100%),url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:4.5rem 0 3.5rem;border-bottom:1px solid var(--border-glow);
}
.breadcrumb-nav{
  font-size:.85rem;color:var(--text-muted);margin-bottom:1.25rem;
  display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;
}
.breadcrumb-nav a{color:var(--text-muted)}
.breadcrumb-nav a:hover{color:var(--primary)}
.breadcrumb-nav i{font-size:.7rem;color:#5c6878}
.article-cat-badge{
  display:inline-flex;align-items:center;gap:.45rem;
  background:linear-gradient(135deg,#f5b04c,#e8952f);color:#0a0e18;
  font-size:.8rem;font-weight:700;padding:.38rem 1rem;border-radius:999px;
  margin-bottom:1.25rem;box-shadow:0 6px 18px rgba(245,176,76,.22);
  letter-spacing:.5px;
}
.article-cat-badge i{font-size:.72rem}
.article-hero h1{
  font-size:2.35rem;font-weight:800;color:#fff;line-height:1.35;
  max-width:900px;margin-bottom:1.2rem;letter-spacing:.3px;
}
.article-meta{
  display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap;color:var(--text-muted);font-size:.88rem;
}
.article-meta span{display:inline-flex;align-items:center;gap:.45rem}
.article-meta i{color:var(--primary);font-size:.9rem}

/* ===== 主体 ===== */
.article-main{padding:3.5rem 0}
.article-card{
  background:var(--bg-card);
  border:1px solid var(--border-glow);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.article-cover img{width:100%;max-height:420px;object-fit:cover}
.article-body{padding:2.2rem 2.4rem}
.article-content p{margin-bottom:1.4rem;color:#c9d2de;font-size:1.02rem}
.article-content h2{
  font-size:1.5rem;color:#fff;font-weight:700;margin:2.2rem 0 1rem;
  padding-left:.9rem;border-left:4px solid var(--primary);line-height:1.4;
}
.article-content h3{
  font-size:1.2rem;color:var(--primary);font-weight:700;margin:1.8rem 0 .8rem;
}
.article-content ul,.article-content ol{margin:0 0 1.4rem 1.4rem;color:#c9d2de}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:.45rem}
.article-content blockquote{
  border-left:4px solid var(--primary);background:rgba(245,176,76,.07);
  padding:1rem 1.4rem;border-radius:0 12px 12px 0;margin:1.6rem 0;color:#dfe5ee;
}
.article-content img{border-radius:var(--radius-md);margin:1.5rem 0}
.article-content a{color:var(--accent);border-bottom:1px solid rgba(56,189,248,.3)}
.article-content a:hover{color:var(--primary);border-bottom-color:var(--primary)}
.article-tags{
  display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;padding:1.4rem 0 1rem;
  border-top:1px solid var(--border-glow);margin-top:2rem;
}
.article-tags .tag{
  display:inline-flex;align-items:center;gap:.35rem;
  background:rgba(245,176,76,.08);border:1px solid rgba(245,176,76,.2);
  color:var(--primary);font-size:.8rem;padding:.35rem .9rem;border-radius:999px;
}
.article-tags .tag:hover{background:rgba(245,176,76,.16)}
.share-row{
  display:flex;align-items:center;gap:.7rem;padding-top:1.2rem;border-top:1px solid var(--border-glow);
}
.share-row span{color:var(--text-muted);font-size:.9rem}
.share-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border-glow);
  background:var(--bg-card-2);color:var(--text-muted);display:flex;align-items:center;justify-content:center;
  font-size:.9rem;transition:all .25s;
}
.share-btn:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px)}

/* ===== 侧边栏 ===== */
.sidebar-card{
  background:var(--bg-card);border:1px solid var(--border-glow);
  border-radius:var(--radius-lg);padding:1.7rem;margin-bottom:1.7rem;
  box-shadow:var(--shadow-card);
}
.sidebar-card .card-title{
  display:flex;align-items:center;gap:.6rem;font-size:1.05rem;font-weight:700;color:#fff;
  padding-bottom:.9rem;margin-bottom:1.1rem;border-bottom:1px solid var(--border-glow);
}
.sidebar-card .card-title i{color:var(--primary)}
.about-text{font-size:.9rem;color:var(--text-muted);line-height:1.8}
.latest-list li{
  display:flex;align-items:flex-start;gap:.8rem;padding:.75rem 0;
  border-bottom:1px dashed rgba(255,255,255,.05);
}
.latest-list li:last-child{border-bottom:none}
.latest-list .num{
  font-size:1rem;font-weight:800;color:var(--primary);width:24px;line-height:1.4;
  font-style:italic;
}
.latest-list .lt-title{
  font-size:.9rem;color:#c3cbd8;line-height:1.5;transition:color .25s;
}
.latest-list .lt-title:hover{color:var(--primary)}
.latest-list .lt-date{font-size:.75rem;color:#5f6c80}
.sidebar-cta{
  background:linear-gradient(145deg,#151d2e,#0f1728);
  padding:1.7rem;border-radius:var(--radius-lg);border:1px solid rgba(245,176,76,.22);
  text-align:center;margin-bottom:1.7rem;
}
.sidebar-cta h5{color:#fff;font-weight:700;font-size:1.1rem;margin-bottom:.5rem}
.sidebar-cta p{font-size:.85rem;color:var(--text-muted);margin-bottom:1rem}

/* ===== 相关推荐 ===== */
.section-related{padding:5rem 0 4rem;background:var(--bg-dark-2);border-top:1px solid var(--border-glow);border-bottom:1px solid var(--border-glow)}
.section-related .section-title-block{
  display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem;flex-wrap:wrap;gap:1rem;
}
.section-related h2{font-size:1.8rem;font-weight:800;color:#fff}
.section-related .more-link{color:var(--primary);font-size:.9rem;font-weight:600}
.section-related .more-link i{font-size:.8rem}
.post-card{
  background:var(--bg-card);border:1px solid var(--border-glow);border-radius:var(--radius-lg);
  overflow:hidden;height:100%;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.post-card:hover{transform:translateY(-6px);border-color:rgba(245,176,76,.28);box-shadow:0 20px 40px rgba(0,0,0,.36)}
.post-card img{width:100%;height:180px;object-fit:cover;transition:transform .5s ease}
.post-card:hover img{transform:scale(1.05)}
.post-card .pc-body{padding:1.3rem 1.4rem 1.5rem}
.post-card .pc-cat{display:inline-block;font-size:.72rem;font-weight:700;color:var(--primary);background:rgba(245,176,76,.1);padding:.25rem .75rem;border-radius:999px;margin-bottom:.7rem}
.post-card h3 a{display:block;font-size:1rem;font-weight:600;color:#e8ecf3;line-height:1.55;margin-bottom:.6rem}
.post-card h3 a:hover{color:var(--primary)}
.post-card .pc-date{font-size:.78rem;color:#5f6c80}

/* ===== CTA ===== */
.cta-band{
  background:linear-gradient(115deg,rgba(9,14,23,.93) 15%,rgba(12,21,34,.82) 60%,rgba(9,14,23,.88)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:5rem 0;text-align:center;
}
.cta-band h2{color:#fff;font-size:2rem;font-weight:800;margin-bottom:1rem}
.cta-band p{color:#aeb8c8;font-size:1.05rem;max-width:620px;margin:0 auto 2rem}
.btn-custom{
  display:inline-flex;align-items:center;gap:.6rem;
  background:linear-gradient(135deg,#f5b04c,#e8952f);
  color:#0a0e18;font-weight:700;font-size:.95rem;
  padding:.75rem 2rem;border-radius:999px;border:none;
  box-shadow:0 8px 24px rgba(245,176,76,.28);
  transition:all .3s ease;
}
.btn-custom:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(245,176,76,.34);color:#0a0e18}
.btn-outline-custom{
  display:inline-flex;align-items:center;gap:.6rem;
  background:transparent;color:var(--primary);font-weight:700;font-size:.95rem;
  padding:.75rem 1.8rem;border-radius:999px;border:1.5px solid rgba(245,176,76,.5);
  transition:all .3s ease;
}
.btn-outline-custom:hover{background:rgba(245,176,76,.1);color:var(--primary);transform:translateY(-3px)}

/* ===== 内容未找到 ===== */
.not-found{
  background:var(--bg-card);border:1px solid var(--border-glow);
  border-radius:var(--radius-lg);padding:3.2rem 2rem;text-align:center;
  box-shadow:var(--shadow-card);
}
.not-found i{font-size:3.5rem;color:var(--primary);margin-bottom:1.2rem}
.not-found h2{font-size:1.8rem;font-weight:800;color:#fff;margin-bottom:.8rem}
.not-found p{color:var(--text-muted);margin-bottom:1.8rem}

/* ===== 页脚 ===== */
.site-footer{
  background:#070b12;padding-top:4rem;border-top:1px solid var(--border-glow);
}
.footer-content{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;
  padding-bottom:2.6rem;
}
.footer-brand h4{color:#fff;font-size:1.4rem;font-weight:800;margin-bottom:1rem}
.footer-brand h4::after{
  content:'';display:block;width:36px;height:3px;background:var(--primary);
  border-radius:3px;margin-top:.6rem;
}
.footer-brand p{color:var(--text-muted);font-size:.9rem;line-height:1.8;max-width:400px}
.footer-col h5{
  color:#cbd5e1;font-size:1rem;font-weight:700;margin-bottom:1.1rem;letter-spacing:.5px;
}
.footer-col ul li{margin-bottom:.6rem}
.footer-col ul li a{color:var(--text-muted);font-size:.9rem}
.footer-col ul li a:hover{color:var(--primary);padding-left:.3rem}
.footer-bottom{
  border-top:1px solid var(--border-glow);padding:1.3rem 0;text-align:center;
}
.footer-bottom p{color:#5f6c80;font-size:.82rem;margin:0}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  :root{--space-section:4.2rem}
  .article-hero h1{font-size:2rem}
  .footer-content{grid-template-columns:1fr 1fr;gap:2rem}
}
@media(max-width:768px){
  .nav-side{display:none}
  .mobile-nav-toggle{
    display:flex;position:absolute;left:0;top:50%;transform:translateY(-50%);
    z-index:10;
  }
  .nav-wrapper{justify-content:center}
  .logo-center{padding:0}
  .logo-center a{font-size:1.3rem}
  .logo-sub{font-size:.55rem}
  .mobile-menu.open{display:flex}
  .article-hero{padding:3.2rem 0 2.6rem}
  .article-hero h1{font-size:1.55rem}
  .article-body{padding:1.5rem 1.3rem}
  .article-meta{gap:1rem;font-size:.82rem}
  .section-related h2{font-size:1.4rem}
  .cta-band h2{font-size:1.6rem}
  .footer-content{grid-template-columns:1fr;gap:1.8rem}
  .sidebar-card{margin-top:0}
}
@media(max-width:520px){
  .container{padding-left:1rem;padding-right:1rem}
  .article-card{border-radius:14px}
  .article-cover img{height:220px}
  .article-body{padding:1.2rem 1rem}
  .article-hero h1{font-size:1.35rem}
  .breadcrumb-nav{font-size:.78rem;overflow-x:auto;white-space:nowrap;max-width:100%;flex-wrap:none}
  .article-meta{flex-direction:column;align-items:flex-start;gap:.5rem}
  .share-row{flex-wrap:wrap}
  .post-card img{height:160px}
  .cta-band{padding:3.5rem 0}
  .cta-band h2{font-size:1.35rem}
}

/* roulang page: category1 */
/* ===== Design Variables ===== */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #a5b4fc;
  --accent: #f59e0b;
  --accent-light: #fde68a;
  --dark: #0f172a;
  --darker: #0b1120;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --white: #ffffff;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(2, 6, 23, 0.04);
  --shadow: 0 6px 24px rgba(2, 6, 23, 0.06);
  --shadow-lg: 0 16px 40px rgba(2, 6, 23, 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

/* ===== Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
ul {
  padding: 0;
  list-style: none;
  margin: 0;
}
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  line-height: 1.3;
  color: var(--dark);
  font-weight: 700;
}
p {
  margin: 0;
}

/* ===== Container ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 1400px) {
  .container {
    max-width: 1280px;
  }
}

/* ===== Header / Navigation ===== */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  position: sticky;
  top: 0;
  z-index: 1080;
}
.site-header .container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 74px;
}
.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  position: relative;
}
.nav-side {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-side-left {
  margin-right: 48px;
}
.nav-side-right {
  margin-left: 48px;
}
.nav-side li a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-light);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  position: relative;
  transition: var(--transition);
}
.nav-side li a:hover {
  color: var(--primary);
  background: rgba(99, 102, 241, 0.06);
}
.nav-side li a.active {
  color: var(--primary-dark);
  background: rgba(99, 102, 241, 0.1);
  font-weight: 600;
}
.nav-side li a.active::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 3px;
  border-radius: 4px;
  background: var(--primary);
}
.logo-center {
  text-align: center;
  flex-shrink: 0;
}
.logo-center a {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--dark);
  line-height: 1.2;
  display: block;
}
.logo-center a:hover {
  color: var(--primary);
}
.logo-sub {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2.2px;
  color: var(--text-light);
  text-transform: uppercase;
  margin-top: 2px;
}
.mobile-nav-toggle {
  display: none;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: none;
  font-size: 22px;
  color: var(--dark);
  padding: 8px 10px;
  z-index: 10;
}
.mobile-nav-toggle:focus-visible {
  outline: 2px solid var(--primary);
  border-radius: 6px;
}
.mobile-menu {
  display: none;
  position: absolute;
  top: 74px;
  left: 0;
  right: 0;
  background: #fff;
  padding: 16px 24px 20px;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow);
  z-index: 1079;
  flex-direction: column;
  gap: 4px;
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu li a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
}
.mobile-menu li a:hover {
  background: var(--gray-100);
  color: var(--primary);
}
.mobile-menu li a.active {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-dark);
  font-weight: 600;
}

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  padding: 72px 0 88px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 27, 75, 0.82) 55%, rgba(79, 70, 229, 0.6) 100%),
    url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  color: #fff;
  overflow: hidden;
}
.page-banner::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.22) 0%, transparent 68%);
  pointer-events: none;
}
.page-banner .container {
  position: relative;
  z-index: 2;
}
.page-banner .banner-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);
  border-radius: 40px;
  padding: 7px 18px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: #fff;
  margin-bottom: 22px;
}
.page-banner .banner-tag i {
  color: var(--accent);
}
.page-banner h1 {
  font-size: 44px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.page-banner p {
  font-size: 17px;
  max-width: 560px;
  opacity: 0.85;
  line-height: 1.8;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
}
.breadcrumb a:hover {
  color: var(--accent);
}
.breadcrumb i {
  font-size: 10px;
}

/* ===== Section Common ===== */
.section {
  padding: 84px 0;
}
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}
.section-header .section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: rgba(99, 102, 241, 0.08);
  padding: 6px 14px;
  border-radius: 40px;
  margin-bottom: 10px;
  letter-spacing: 0.4px;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: 0.5px;
}
.section-header .section-desc {
  color: var(--text-light);
  font-size: 15px;
  max-width: 400px;
  line-height: 1.7;
}
.section-header .more-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.section-header .more-link:hover {
  gap: 12px;
  color: var(--primary-dark);
}

/* ===== Channel Overview ===== */
.channel-overview {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
}
.channel-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: center;
}
.channel-copy h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 18px;
}
.channel-copy p {
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 16px;
}
.channel-feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 24px;
}
.channel-feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  padding: 12px 14px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: var(--transition);
}
.channel-feature-list li:hover {
  border-color: var(--primary-light);
  background: rgba(99, 102, 241, 0.04);
}
.channel-feature-list li i {
  color: var(--primary);
  font-size: 14px;
}
.channel-card {
  background: linear-gradient(150deg, #1e1b4b 0%, #4f46e5 100%);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.channel-card::after {
  content: "";
  position: absolute;
  bottom: -60px;
  right: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.2);
}
.channel-card h3 {
  color: #fff;
  font-size: 21px;
  margin-bottom: 14px;
}
.channel-card p {
  opacity: 0.8;
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.channel-card .channel-stat {
  display: flex;
  gap: 24px;
}
.channel-card .channel-stat strong {
  font-size: 26px;
  color: var(--accent);
}
.channel-card .channel-stat span {
  display: block;
  font-size: 12px;
  opacity: 0.65;
  font-weight: 500;
  letter-spacing: 0.4px;
}

/* ===== News Cards ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.news-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.news-card .card-media {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--gray-100);
}
.news-card .card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.news-card:hover .card-media img {
  transform: scale(1.05);
}
.news-card .card-media .card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(15, 23, 42, 0.78);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 30px;
  letter-spacing: 0.3px;
}
.news-card .card-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card .card-body .meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-light);
  margin-bottom: 10px;
}
.news-card .card-body .meta-row i {
  font-size: 11px;
  color: var(--primary-light);
}
.news-card .card-body h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 10px;
  color: var(--dark);
  transition: var(--transition);
}
.news-card .card-body h3:hover {
  color: var(--primary);
}
.news-card .card-body p {
  font-size: 13.5px;
  color: var(--text-light);
  line-height: 1.75;
  flex: 1;
}
.news-card .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-top: 16px;
}
.news-card .read-more:hover {
  color: var(--primary-dark);
  gap: 10px;
}

/* ===== Topic Showcase ===== */
.topic-section {
  background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  background-color: var(--darker);
  position: relative;
  padding: 88px 0;
}
.topic-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(11, 17, 32, 0.88);
}
.topic-section .container {
  position: relative;
  z-index: 2;
}
.topic-section .section-header h2 {
  color: #fff;
}
.topic-section .section-header .section-desc,
.topic-section .section-header .section-tag {
  color: rgba(255, 255, 255, 0.75) !important;
  background: rgba(255, 255, 255, 0.1) !important;
}
.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.topic-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  color: #fff;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.topic-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.topic-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}
.topic-card:hover::before {
  opacity: 1;
}
.topic-card .topic-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.2);
  border-radius: 14px;
  color: var(--primary-light);
  font-size: 20px;
  margin-bottom: 20px;
}
.topic-card h3 {
  color: #fff;
  font-size: 19px;
  margin-bottom: 12px;
}
.topic-card p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  line-height: 1.8;
}

/* ===== Stats ===== */
.stats-section {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
}
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-block {
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius-lg);
  background: var(--gray-50);
  transition: var(--transition);
}
.stat-block:hover {
  background: rgba(99, 102, 241, 0.05);
  transform: translateY(-3px);
}
.stat-block .stat-num {
  font-size: 44px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 1px;
  line-height: 1.2;
}
.stat-block .stat-label {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 8px;
  font-weight: 500;
}
.stat-block .stat-icon {
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 6px;
}

/* ===== Tags / Filter ===== */
.tags-section {
  background: var(--gray-50);
}
.tags-panel {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
}
.tags-panel h3 {
  font-size: 18px;
  margin-bottom: 6px;
}
.tags-panel .tags-sub {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 22px;
}
.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.tags-list a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text);
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  padding: 8px 18px;
  border-radius: 40px;
  transition: var(--transition);
}
.tags-list a i {
  font-size: 10px;
  color: var(--text-light);
}
.tags-list a:hover {
  background: rgba(99, 102, 241, 0.08);
  border-color: var(--primary-light);
  color: var(--primary);
  transform: translateY(-2px);
}
.tags-list a.hot {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: #b45309;
}

/* ===== FAQ ===== */
.faq-section {
  background: #fff;
}
.faq-grid {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.faq-item {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 26px 26px;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.faq-item h3 {
  font-size: 15.5px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
.faq-item h3 i {
  color: var(--primary);
  font-size: 13px;
  margin-top: 4px;
}
.faq-item p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
  padding-left: 23px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 0 0 90px;
  background: var(--gray-50);
  position: relative;
  overflow: hidden;
}
.cta-container {
  position: relative;
  background: linear-gradient(120deg, #1e1b4b 0%, #4f46e5 60%, #6366f1 100%);
  border-radius: var(--radius-lg);
  padding: 56px 60px;
  overflow: hidden;
}
.cta-container::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -40px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.18);
}
.cta-container::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: 40px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.cta-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.cta-content h2 {
  color: #fff;
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 12px;
}
.cta-content p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  line-height: 1.8;
}
.cta-btn-wrap {
  display: flex;
  gap: 14px;
  flex-shrink: 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: 50px;
  border: none;
  transition: var(--transition);
  cursor: pointer;
  line-height: 1.4;
}
.btn:focus-visible {
  outline: 3px solid rgba(99, 102, 241, 0.45);
  outline-offset: 2px;
}
.btn-cta {
  background: var(--accent);
  color: #1e293b;
}
.btn-cta:hover {
  background: #fbbf24;
  color: var(--darker);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(245, 158, 11, 0.35);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--darker);
  color: rgba(255, 255, 255, 0.7);
  padding: 70px 0 40px;
}
.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.8fr;
  gap: 48px;
  margin-bottom: 50px;
}
.footer-brand h4 {
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.9;
  opacity: 0.65;
  max-width: 420px;
}
.footer-col h5 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 18px;
  font-weight: 600;
}
.footer-col ul li {
  margin-bottom: 12px;
}
.footer-col ul li a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  transition: var(--transition);
}
.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  opacity: 0.45;
  letter-spacing: 0.3px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .news-grid,
  .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-side-left {
    margin-right: 28px;
  }
  .nav-side-right {
    margin-left: 28px;
  }
  .channel-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-header .container {
    height: 64px;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .nav-side {
    display: none;
  }
  .mobile-menu {
    display: none;
  }
  .mobile-menu.open {
    display: flex;
  }
  .logo-center a {
    font-size: 18px;
  }
  .logo-center {
    margin-left: auto;
    margin-right: auto;
  }
  .page-banner {
    padding: 52px 0 64px;
  }
  .page-banner h1 {
    font-size: 32px;
  }
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .section-header .section-desc {
    max-width: none;
  }
  .news-grid,
  .topic-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .stat-block {
    padding: 20px 12px;
  }
  .stat-block .stat-num {
    font-size: 34px;
  }
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .cta-container {
    padding: 40px 28px;
  }
  .cta-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .cta-btn-wrap {
    flex-wrap: wrap;
  }
  .footer-content {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .section {
    padding: 60px 0;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .page-banner h1 {
    font-size: 28px;
  }
  .page-banner p {
    font-size: 15px;
  }
  .section-header h2 {
    font-size: 26px;
  }
  .channel-feature-list {
    grid-template-columns: 1fr;
  }
  .channel-card {
    padding: 28px 22px;
  }
  .news-card .card-media {
    height: 180px;
  }
  .footer-bottom p {
    font-size: 12px;
  }
}

/* roulang page: category3 */
:root {
            --primary: #c8aa6e;
            --primary-dark: #a8873f;
            --primary-light: #e8d5a4;
            --accent: #7b6b4f;
            --accent-rgb: 200, 170, 110;
            --dark-bg: #0a0c10;
            --dark-surface: #131722;
            --dark-card: #1a1f2e;
            --dark-border: rgba(200, 170, 110, 0.16);
            --dark-border-2: rgba(255, 255, 255, 0.07);
            --text-main: #e8e6e1;
            --text-sub: #a2a8b3;
            --text-weak: #6e7480;
            --gold-gradient: linear-gradient(135deg, #f0d48a 0%, #c8aa6e 45%, #9e7e3f 100%);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 40px rgba(0, 0, 0, 0.5);
            --transition-1: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--dark-bg);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition-1);
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1260px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            background: rgba(10, 12, 16, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--dark-border-2);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 0;
        }

        .site-header .container {
            position: relative;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            position: relative;
        }

        .nav-side {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-side li a {
            display: inline-block;
            padding: 8px 16px;
            color: var(--text-sub);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 8px;
            letter-spacing: 0.02em;
            transition: var(--transition-1);
        }

        .nav-side li a:hover {
            color: var(--primary-light);
            background: rgba(200, 170, 110, 0.08);
        }

        .nav-side li a.active {
            color: var(--primary);
            background: rgba(200, 170, 110, 0.12);
            box-shadow: inset 0 -2px 0 var(--primary);
        }

        .logo-center {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            text-align: center;
            pointer-events: none;
        }

        .logo-center a {
            font-size: 1.5rem;
            font-weight: 900;
            letter-spacing: 0.06em;
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            display: block;
            line-height: 1.25;
            pointer-events: auto;
            white-space: nowrap;
        }

        .logo-sub {
            font-size: 0.6rem;
            letter-spacing: 0.42em;
            color: var(--text-weak);
            margin-top: 2px;
            font-weight: 400;
            text-transform: uppercase;
        }

        .mobile-nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--dark-border-2);
            color: var(--text-main);
            width: 44px;
            height: 40px;
            border-radius: 8px;
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-1);
        }

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

        .mobile-menu {
            display: none;
            list-style: none;
            margin: 0;
            padding: 16px 0 20px;
            border-top: 1px solid var(--dark-border-2);
        }

        .mobile-menu li a {
            display: block;
            padding: 12px 12px;
            color: var(--text-sub);
            border-radius: 8px;
            font-weight: 500;
            transition: var(--transition-1);
        }

        .mobile-menu li a:hover,
        .mobile-menu li a.active {
            color: var(--primary);
            background: rgba(200, 170, 110, 0.08);
        }

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

        /* ========== 内页 Banner ========== */
        .page-banner {
            position: relative;
            padding: 110px 0 90px;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            border-bottom: 1px solid var(--dark-border-2);
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 12, 16, 0.70) 0%, rgba(10, 12, 16, 0.55) 50%, rgba(10, 12, 16, 0.92) 100%);
        }

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

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: rgba(200, 170, 110, 0.12);
            border: 1px solid rgba(200, 170, 110, 0.30);
            border-radius: 40px;
            font-size: 0.82rem;
            color: var(--primary-light);
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 20px;
        }

        .banner-tag i {
            font-size: 0.7rem;
        }

        .page-banner h1 {
            font-size: clamp(2rem, 4vw, 3.1rem);
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }

        .page-banner h1 .gradient-text {
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .page-banner p {
            font-size: 1.05rem;
            color: var(--text-sub);
            max-width: 660px;
            line-height: 1.9;
            margin-bottom: 30px;
        }

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

        .banner-meta .meta-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(10, 12, 16, 0.55);
            border: 1px solid var(--dark-border-2);
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--text-sub);
        }

        .banner-meta .meta-pill i {
            color: var(--primary);
        }

        /* ========== 板块通用 ========== */
        .section-block {
            padding: 110px 0;
        }

        .section-block .section-header {
            margin-bottom: 50px;
        }

        .section-block .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.16em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-block .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--gold-gradient);
            border-radius: 2px;
            display: inline-block;
        }

        .section-block h2 {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-block .section-desc {
            font-size: 1rem;
            color: var(--text-sub);
            max-width: 720px;
            line-height: 1.9;
        }

        .section-block.alt-bg {
            background: var(--dark-surface);
            border-top: 1px solid var(--dark-border-2);
            border-bottom: 1px solid var(--dark-border-2);
        }

        /* ========== 分类卡片 ========== */
        .guide-category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .guide-cat-card {
            position: relative;
            padding: 32px 26px;
            background: linear-gradient(160deg, rgba(19, 23, 34, 0.95) 0%, rgba(13, 16, 24, 0.98) 100%);
            border: 1px solid var(--dark-border-2);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-1);
        }

        .guide-cat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gold-gradient);
            opacity: 0;
            transition: var(--transition-1);
        }

        .guide-cat-card:hover {
            transform: translateY(-8px);
            border-color: var(--dark-border);
            box-shadow: var(--shadow-hover);
        }

        .guide-cat-card:hover::before {
            opacity: 1;
        }

        .guide-cat-card .cat-icon {
            width: 56px;
            height: 56px;
            background: rgba(200, 170, 110, 0.10);
            border: 1px solid var(--dark-border);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 20px;
            transition: var(--transition-1);
        }

        .guide-cat-card:hover .cat-icon {
            background: var(--gold-gradient);
            color: #0a0c10;
            border-color: transparent;
        }

        .guide-cat-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .guide-cat-card p {
            font-size: 0.9rem;
            color: var(--text-sub);
            margin-bottom: 18px;
            line-height: 1.8;
        }

        .guide-cat-card .cat-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .guide-cat-card .cat-link i {
            transition: transform 0.3s ease;
        }

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

        /* ========== 攻略卡片 ========== */
        .guide-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .guide-card {
            background: var(--dark-card);
            border: 1px solid var(--dark-border-2);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-1);
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: var(--dark-border);
        }

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

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

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

        .guide-card .card-cover .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 14px;
            background: rgba(10, 12, 16, 0.75);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(200, 170, 110, 0.35);
            border-radius: 30px;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--primary-light);
        }

        .guide-card .card-body {
            padding: 24px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card .card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.5;
            margin-bottom: 12px;
            transition: var(--transition-1);
        }

        .guide-card .card-body h3 a {
            color: #fff;
        }

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

        .guide-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-sub);
            line-height: 1.85;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .guide-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-weak);
            padding-top: 14px;
            border-top: 1px solid var(--dark-border-2);
        }

        .guide-card .card-meta .sep {
            width: 4px;
            height: 4px;
            background: var(--text-weak);
            border-radius: 50%;
        }

        .guide-card .card-meta i {
            margin-right: 4px;
            color: var(--primary);
            font-size: 0.75rem;
        }

        /* ========== 阶段流程 ========== */
        .step-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            padding: 110px 0;
        }

        .step-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 12, 16, 0.86);
        }

        .step-section .container {
            position: relative;
            z-index: 2;
        }

        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .step-item {
            position: relative;
            padding: 36px 28px;
            background: rgba(19, 23, 34, 0.75);
            backdrop-filter: blur(8px);
            border: 1px solid var(--dark-border-2);
            border-radius: var(--radius-lg);
            transition: var(--transition-1);
        }

        .step-item:hover {
            border-color: var(--dark-border);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }

        .step-number {
            font-size: 2.6rem;
            font-weight: 900;
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
            margin-bottom: 18px;
            display: block;
        }

        .step-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .step-item p {
            font-size: 0.88rem;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* ========== 数据排行 ========== */
        .rank-panel {
            background: var(--dark-surface);
            border: 1px solid var(--dark-border-2);
            border-radius: var(--radius-lg);
            padding: 42px;
        }

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

        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 16px 0;
            border-bottom: 1px solid var(--dark-border-2);
            transition: background 0.3s ease;
        }

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

        .rank-item .rank-num {
            width: 42px;
            height: 42px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.05rem;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--dark-border-2);
            border-radius: 10px;
            color: var(--text-sub);
        }

        .rank-item:nth-child(1) .rank-num {
            background: rgba(200, 170, 110, 0.14);
            border-color: rgba(200, 170, 110, 0.4);
            color: var(--primary);
        }

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

        .rank-item .rank-info h4 {
            font-size: 0.96rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 2px;
        }

        .rank-item .rank-info span {
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .rank-item .rank-value {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
        }

        /* ========== 技巧清单 ========== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .tip-item {
            display: flex;
            gap: 16px;
            padding: 24px 26px;
            background: var(--dark-card);
            border: 1px solid var(--dark-border-2);
            border-radius: var(--radius-md);
            transition: var(--transition-1);
        }

        .tip-item:hover {
            border-color: var(--dark-border);
            transform: translateY(-4px);
        }

        .tip-item .tip-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(200, 170, 110, 0.09);
            border: 1px solid var(--dark-border);
            border-radius: 10px;
            color: var(--primary);
            font-size: 1rem;
        }

        .tip-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
        }

        .tip-item p {
            font-size: 0.88rem;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== FAQ ========== */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--dark-card);
            border: 1px solid var(--dark-border-2);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition-1);
        }

        .faq-item:hover {
            border-color: var(--dark-border);
        }

        .faq-item summary {
            padding: 22px 26px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: var(--transition-1);
        }

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

        .faq-item summary::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--primary);
            font-size: 1.1rem;
            transition: var(--transition-1);
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item[open] summary {
            border-bottom: 1px solid var(--dark-border-2);
        }

        .faq-item .faq-body {
            padding: 0 26px 24px;
            font-size: 0.9rem;
            color: var(--text-sub);
            line-height: 1.9;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 100px 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 12, 16, 0.82);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            padding: 48px;
            background: rgba(19, 23, 34, 0.65);
            backdrop-filter: blur(10px);
            border: 1px solid var(--dark-border);
            border-radius: calc(var(--radius-lg) + 6px);
        }

        .cta-inner h2 {
            font-size: clamp(1.6rem, 2.8vw, 2.3rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-inner p {
            color: var(--text-sub);
            font-size: 0.95rem;
            margin-bottom: 0;
            max-width: 560px;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            background: var(--gold-gradient);
            color: #1a1205;
            font-weight: 700;
            border: none;
            border-radius: 8px;
            transition: var(--transition-1);
            font-size: 1rem;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-gold:hover {
            color: #1a1205;
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(200, 170, 110, 0.35);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: transparent;
            color: var(--primary-light);
            border: 1px solid rgba(200, 170, 110, 0.45);
            border-radius: 8px;
            font-weight: 600;
            transition: var(--transition-1);
            font-size: 0.95rem;
        }

        .btn-ghost:hover {
            background: rgba(200, 170, 110, 0.08);
            border-color: var(--primary);
            color: var(--primary-light);
            transform: translateY(-2px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #07090c;
            border-top: 1px solid var(--dark-border-2);
            padding: 80px 0 0;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 50px;
            border-bottom: 1px solid var(--dark-border-2);
        }

        .footer-brand h4 {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
        }

        .footer-brand p {
            color: var(--text-weak);
            font-size: 0.88rem;
            line-height: 1.9;
            max-width: 380px;
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            color: var(--text-sub);
            font-size: 0.88rem;
            transition: var(--transition-1);
        }

        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            padding: 26px 0;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom p {
            margin-bottom: 0;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1199.98px) {
            .guide-category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 991.98px) {
            .section-block {
                padding: 84px 0;
            }
            .step-section {
                padding: 84px 0;
            }
            .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-content {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
                padding: 36px;
            }
            .nav-side {
                display: none;
            }
            .mobile-nav-toggle {
                display: inline-flex;
            }
            .nav-wrapper {
                justify-content: space-between;
            }
            .logo-center {
                position: static;
                transform: none;
                margin: 0 auto;
                pointer-events: auto;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.open {
                display: block;
            }
        }

        @media (max-width: 767.98px) {
            .page-banner {
                padding: 80px 0 64px;
            }
            .section-block {
                padding: 64px 0;
            }
            .step-section {
                padding: 64px 0;
            }
            .section-block .section-header {
                margin-bottom: 36px;
            }
            .guide-category-grid {
                grid-template-columns: 1fr;
            }
            .guide-card-grid {
                grid-template-columns: 1fr;
            }
            .step-grid {
                grid-template-columns: 1fr;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .rank-panel {
                padding: 24px;
            }
            .rank-item {
                gap: 12px;
            }
            .rank-item .rank-num {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }
            .footer-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-inner {
                padding: 28px 24px;
            }
            .footer-bottom {
                text-align: left;
                padding: 20px 0;
            }
        }

        @media (max-width: 519.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner p {
                font-size: 0.9rem;
            }
            .banner-meta {
                gap: 8px;
            }
            .banner-meta .meta-pill {
                padding: 6px 12px;
                font-size: 0.78rem;
            }
            .logo-center a {
                font-size: 1.22rem;
            }
            .logo-sub {
                letter-spacing: 0.28em;
                font-size: 0.55rem;
            }
            .btn-gold {
                padding: 12px 24px;
                font-size: 0.92rem;
                width: 100%;
                justify-content: center;
            }
            .tips-grid {
                gap: 14px;
            }
            .tip-item {
                padding: 20px;
            }
            .faq-item summary {
                padding: 18px 20px;
                font-size: 0.92rem;
            }
            .faq-item .faq-body {
                padding: 0 20px 20px;
            }
        }

/* roulang page: category2 */
:root{
  --primary:#132b47;
  --primary-dark:#0c1f33;
  --primary-light:#1e4166;
  --accent:#d4a94f;
  --accent-dark:#b8923f;
  --accent-glow:rgba(212,169,79,.35);
  --bg:#f5f7fb;
  --bg-deep:#0e2035;
  --card:#ffffff;
  --text:#17222e;
  --muted:#5c6b7d;
  --border:#e3e9f0;
  --border-light:#eff3f8;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow-sm:0 2px 10px rgba(15,35,60,.06);
  --shadow:0 10px 30px rgba(15,35,60,.10);
  --shadow-lg:0 18px 50px rgba(15,35,60,.16);
  --header-h:84px;
  --font-base:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-base);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  margin:0;
  padding:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;transition:color .25s ease;}
a:hover{color:var(--accent);}
ul,p,h1,h2,h3,h4,h5,h6{margin:0;padding:0;}
h1,h2,h3,h4,h5,h6{line-height:1.35;font-weight:700;}
button,input,select{font-family:inherit;outline:none;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
section{position:relative;}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border-light);
  box-shadow:0 2px 16px rgba(15,35,60,.05);
}
.site-header .container{position:relative;padding-top:12px;padding-bottom:12px;}
.nav-wrapper{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
}
.nav-side{
  display:flex;
  list-style:none;
  gap:6px;
  align-items:center;
}
.nav-side-left{justify-content:flex-start;}
.nav-side-right{justify-content:flex-end;}
.nav-side a{
  display:inline-block;
  padding:8px 16px;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  border-radius:999px;
  position:relative;
  transition:all .25s ease;
}
.nav-side a:hover{color:var(--primary);background:rgba(30,65,102,.06);}
.nav-side a.active{color:#fff;background:var(--primary);box-shadow:0 4px 14px rgba(19,43,71,.28);}
.logo-center{text-align:center;}
.logo-center a{
  display:block;
  font-size:24px;
  font-weight:800;
  letter-spacing:3px;
  color:var(--primary);
  line-height:1.2;
}
.logo-center a:hover{color:var(--primary);}
.logo-sub{
  font-size:11px;
  letter-spacing:4px;
  color:var(--muted);
  margin-top:2px;
  text-transform:uppercase;
  font-weight:600;
}
.mobile-nav-toggle{
  display:none;
  background:none;border:none;
  font-size:22px;color:var(--primary);
  cursor:pointer;
  padding:8px 12px;
  border-radius:8px;
}
.mobile-nav-toggle:focus{outline:3px solid rgba(212,169,79,.4);}
.mobile-menu{
  display:none;
  position:absolute;
  top:calc(100% + 8px);
  left:16px;right:16px;
  background:#fff;
  border-radius:14px;
  box-shadow:var(--shadow-lg);
  list-style:none;
  padding:12px;
  z-index:120;
  border:1px solid var(--border-light);
}
.mobile-menu.open{display:block;}
.mobile-menu li{border-bottom:1px solid var(--border-light);}
.mobile-menu li:last-child{border-bottom:none;}
.mobile-menu a{
  display:block;
  padding:14px 16px;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  border-radius:10px;
  transition:background .2s ease;
}
.mobile-menu a:hover{background:rgba(30,65,102,.05);color:var(--primary);}
.mobile-menu a.active{color:var(--accent);font-weight:700;}

/* ===== Hero ===== */
.category-hero{
  background-image:linear-gradient(135deg,rgba(8,20,38,.94) 0%,rgba(19,43,71,.85) 60%,rgba(30,65,102,.72) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  padding:110px 0 90px;
  color:#fff;
  overflow:hidden;
}
.hero-breadcrumb{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  padding:6px 18px;
  border-radius:999px;
  font-size:13px;
  color:rgba(255,255,255,.85);
  margin-bottom:24px;
  backdrop-filter:blur(6px);
}
.hero-breadcrumb i{font-size:11px;color:rgba(255,255,255,.6);}
.hero-breadcrumb a:hover{color:var(--accent);}
.category-hero h1{
  font-size:48px;
  font-weight:800;
  letter-spacing:2px;
  margin-bottom:18px;
  line-height:1.25;
}
.category-hero h1 span{color:var(--accent);}
.category-hero p.lead-hero{
  font-size:17px;
  color:rgba(255,255,255,.8);
  max-width:640px;
  margin-bottom:32px;
  line-height:1.8;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  margin-top:40px;
}
.hero-stat{
  padding-right:28px;
  border-right:1px solid rgba(255,255,255,.16);
}
.hero-stat:last-child{border-right:none;}
.hero-stat strong{
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--accent);
  line-height:1.2;
}
.hero-stat span{
  font-size:13px;
  color:rgba(255,255,255,.65);
  letter-spacing:1px;
}

/* ===== Section Common ===== */
.section{
  padding:80px 0;
}
.section-alt{background:var(--bg);}
.section-white{background:#fff;}
.section-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 48px;
}
.section-tag{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:3px;
  color:var(--accent);
  background:rgba(212,169,79,.12);
  border:1px solid rgba(212,169,79,.25);
  padding:5px 18px;
  border-radius:999px;
  margin-bottom:16px;
}
.section-title{
  font-size:30px;
  font-weight:800;
  color:var(--text);
  margin-bottom:12px;
}
.section-desc{
  font-size:15px;
  color:var(--muted);
  line-height:1.75;
}

/* ===== Match Cards ===== */
.match-card{
  background:var(--card);
  border:1px solid var(--border-light);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  height:100%;
  position:relative;
  overflow:hidden;
}
.match-card::before{
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent-dark));
  opacity:0;
  transition:opacity .3s ease;
}
.match-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow);
  border-color:rgba(212,169,79,.35);
}
.match-card:hover::before{opacity:1;}
.match-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:16px;
}
.match-league{
  font-size:13px;
  font-weight:700;
  color:var(--primary);
  letter-spacing:.5px;
}
.match-status{
  font-size:12px;
  font-weight:600;
  padding:4px 12px;
  border-radius:999px;
}
.match-status.live{background:rgba(220,53,69,.1);color:#dc3545;}
.match-status.live i{
  display:inline-block;
  width:7px;height:7px;
  background:#dc3545;
  border-radius:50%;
  margin-right:5px;
  animation:pulseDot 1.2s infinite;
}
@keyframes pulseDot{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.4;transform:scale(.8);}
}
.match-status.upcoming{background:rgba(212,169,79,.12);color:var(--accent-dark);}
.match-status.finished{background:rgba(30,65,102,.08);color:var(--muted);}
.match-time{
  font-size:14px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:16px;
}
.match-teams{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.match-team{
  display:flex;
  align-items:center;
  gap:10px;
  flex:1;
}
.match-team.right{flex-direction:row-reverse;text-align:right;}
.team-avatar{
  width:44px;height:44px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:800;
  color:#fff;
  flex-shrink:0;
}
.team-name{font-weight:600;font-size:14px;color:var(--text);line-height:1.3;}
.team-name small{display:block;font-size:11px;color:var(--muted);font-weight:400;}
.match-score{
  font-size:24px;
  font-weight:800;
  color:var(--primary);
  background:rgba(30,65,102,.05);
  padding:6px 18px;
  border-radius:10px;
  letter-spacing:2px;
  white-space:nowrap;
}
.match-footer{
  margin-top:16px;
  padding-top:14px;
  border-top:1px dashed var(--border-light);
  font-size:13px;
  color:var(--muted);
  text-align:center;
}

/* ===== Bracket ===== */
.bracket-panel{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:10px;
}
.bracket-stage{
  background:var(--card);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:20px;
  box-shadow:var(--shadow-sm);
  position:relative;
}
.bracket-stage-title{
  text-align:center;
  font-size:14px;
  font-weight:800;
  letter-spacing:2px;
  color:var(--primary);
  padding-bottom:12px;
  border-bottom:2px solid var(--border-light);
  margin-bottom:14px;
}
.bracket-stage-title i{color:var(--accent);margin-right:6px;}
.bracket-match{
  background:#f8f9fc;
  border:1px solid var(--border-light);
  border-radius:12px;
  padding:12px 14px;
  margin-bottom:10px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.bracket-match:last-child{margin-bottom:0;}
.bracket-match:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-sm);
}
.bm-team{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  padding:4px 0;
  font-size:13px;
  font-weight:600;
  color:var(--text);
}
.bm-team.winner{color:var(--accent-dark);font-weight:700;}
.bm-team .bm-score{
  background:var(--primary);
  color:#fff;
  min-width:34px;
  text-align:center;
  padding:2px 8px;
  border-radius:6px;
  font-size:13px;
  font-weight:700;
}
.bm-vs{
  text-align:center;
  font-size:11px;
  color:var(--muted);
  letter-spacing:3px;
  padding:2px 0;
  font-weight:700;
}
.bracket-stage:not(:last-child)::after{
  content:'\f053';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  position:absolute;
  right:-22px;top:50%;
  transform:translateY(-50%);
  font-size:18px;
  color:var(--accent);
  pointer-events:none;
  z-index:2;
}

/* ===== Ranking ===== */
.ranking-wrap{
  max-width:780px;
  margin:0 auto;
  background:var(--card);
  border:1px solid var(--border-light);
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:var(--shadow);
}
.rank-list{list-style:none;}
.rank-item{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 10px;
  border-bottom:1px solid var(--border-light);
  transition:background .2s ease,transform .2s ease;
  border-radius:10px;
}
.rank-item:last-child{border-bottom:none;}
.rank-item:hover{background:#f8f9fc;transform:translateX(4px);}
.rank-no{
  width:34px;height:34px;
  border-radius:10px;
  background:rgba(30,65,102,.06);
  color:var(--primary);
  font-weight:800;
  font-size:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.rank-item:nth-child(1) .rank-no{background:linear-gradient(135deg,var(--accent),#e6c47c);color:#1a1204;}
.rank-item:nth-child(2) .rank-no{background:rgba(120,135,155,.18);color:var(--primary);}
.rank-item:nth-child(3) .rank-no{background:rgba(180,120,60,.2);color:#8a5a28;}
.rank-avatar{
  width:42px;height:42px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:16px;
  font-weight:800;
  flex-shrink:0;
}
.rank-info{
  flex:1;
  min-width:0;
}
.rank-name{
  font-weight:600;
  font-size:15px;
  color:var(--text);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.rank-bar-wrap{
  height:6px;
  background:rgba(30,65,102,.08);
  border-radius:999px;
  margin-top:6px;
  overflow:hidden;
}
.rank-bar{
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--primary-light),var(--accent));
  transition:width .8s ease;
}
.rank-points{
  text-align:right;
  flex-shrink:0;
  min-width:72px;
}
.rank-points strong{
  display:block;
  font-size:22px;
  font-weight:800;
  color:var(--primary);
  line-height:1.2;
}
.rank-points span{font-size:11px;color:var(--muted);}
.rank-note{
  margin-top:20px;
  text-align:center;
  font-size:13px;
  color:var(--muted);
  padding-top:16px;
  border-top:1px dashed var(--border-light);
}

/* ===== Insights ===== */
.insights-section{
  background-image:linear-gradient(135deg,rgba(10,25,45,.96),rgba(19,43,71,.88)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
}
.insights-section .section-title{color:#fff;}
.insights-section .section-desc{color:rgba(255,255,255,.7);}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);
  padding:26px 22px;
  text-align:center;
  backdrop-filter:blur(8px);
  transition:transform .3s ease,background .3s ease;
}
.stat-card:hover{
  transform:translateY(-5px);
  background:rgba(255,255,255,.1);
}
.stat-card i{
  font-size:24px;
  color:var(--accent);
  margin-bottom:12px;
}
.stat-card strong{
  display:block;
  font-size:32px;
  font-weight:800;
  color:#fff;
  line-height:1.2;
}
.stat-card span{
  font-size:13px;
  color:rgba(255,255,255,.6);
  letter-spacing:1px;
}
.insight-bags{
  margin-top:40px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:center;
}
.insight-bag{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  padding:8px 18px;
  border-radius:999px;
  font-size:13px;
  color:rgba(255,255,255,.85);
}

/* ===== Timeline ===== */
.timeline-wrap{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.timeline-item{
  position:relative;
  padding:24px;
  background:var(--card);
  border:1px solid var(--border-light);
  border-radius:var(--radius);
  text-align:center;
  transition:transform .3s ease,box-shadow .3s ease;
}
.timeline-item:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow);
}
.timeline-icon{
  width:56px;height:56px;
  margin:0 auto 14px;
  border-radius:18px;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--accent);
  font-size:22px;
}
.timeline-step{
  font-size:12px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--accent);
  text-transform:uppercase;
  margin-bottom:6px;
}
.timeline-item h4{
  font-size:17px;
  font-weight:700;
  color:var(--text);
  margin-bottom:8px;
}
.timeline-item p{
  font-size:13px;
  color:var(--muted);
  line-height:1.6;
}
.timeline-item::after{
  content:'\f061';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  position:absolute;
  right:-22px;top:50%;
  transform:translateY(-50%);
  color:var(--accent);
  font-size:15px;
  opacity:.7;
}
.timeline-item:last-child::after{display:none;}

/* ===== FAQ ===== */
.faq-wrap{
  max-width:800px;
  margin:0 auto;
}
.faq-item{
  background:var(--card);
  border:1px solid var(--border-light);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease;
}
.faq-item:hover{box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:12px;
  padding:18px 22px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  position:relative;
  transition:color .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:'\f078';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  margin-left:auto;
  color:var(--accent);
  font-size:14px;
  transition:transform .3s ease;
}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-item[open] summary{color:var(--primary);}
.faq-item .faq-content{
  padding:0 22px 20px;
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  border-top:1px dashed var(--border-light);
  margin:0 22px;
  padding-left:0;
  padding-right:0;
}

/* ===== CTA ===== */
.cta-section{
  background-image:linear-gradient(135deg,rgba(8,18,34,.95),rgba(19,43,71,.85)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:80px 0;
  text-align:center;
}
.cta-section h2{
  font-size:30px;
  font-weight:800;
  margin-bottom:14px;
}
.cta-section p{
  color:rgba(255,255,255,.75);
  max-width:560px;
  margin:0 auto 28px;
  font-size:15px;
}
.btn-warm{
  display:inline-block;
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));
  color:#1a1204;
  font-weight:700;
  padding:12px 32px;
  border-radius:999px;
  border:none;
  font-size:15px;
  letter-spacing:1px;
  box-shadow:0 8px 24px rgba(212,169,79,.35);
  transition:all .3s ease;
}
.btn-warm:hover{
  transform:translateY(-3px);
  box-shadow:0 14px 34px rgba(212,169,79,.45);
  color:#1a1204;
}
.btn-warm:focus{outline:3px solid rgba(212,169,79,.4);}
.btn-ghost-light{
  display:inline-block;
  background:transparent;
  border:1px solid rgba(255,255,255,.5);
  color:#fff;
  font-weight:600;
  padding:12px 30px;
  border-radius:999px;
  margin-left:12px;
  transition:all .3s ease;
  font-size:15px;
}
.btn-ghost-light:hover{
  background:rgba(255,255,255,.1);
  color:#fff;
  border-color:#fff;
}

/* ===== Buttons general ===== */
.btn-line{
  display:inline-block;
  border:1px solid var(--border);
  background:transparent;
  color:var(--primary);
  padding:10px 26px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  transition:all .3s ease;
}
.btn-line:hover{
  border-color:var(--accent);
  color:var(--accent-dark);
  background:rgba(212,169,79,.06);
}
.btn-solid{
  display:inline-block;
  background:var(--primary);
  color:#fff;
  padding:11px 28px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  transition:all .3s ease;
  border:none;
}
.btn-solid:hover{
  background:var(--primary-light);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(19,43,71,.3);
}
.btn-solid:focus{outline:3px solid rgba(19,43,71,.35);}

/* ===== Footer ===== */
.site-footer{
  background:var(--bg-deep);
  color:#c6d0dc;
  padding:60px 0 28px;
}
.footer-content{
  display:grid;
  grid-template-columns:2fr 1fr 1fr;
  gap:40px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand h4{
  color:#fff;
  font-size:20px;
  font-weight:800;
  letter-spacing:2px;
  margin-bottom:14px;
}
.footer-brand p{
  font-size:13px;
  line-height:1.8;
  color:rgba(255,255,255,.6);
  max-width:360px;
}
.footer-col h5{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:1px;
}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{
  color:rgba(255,255,255,.6);
  font-size:13px;
  transition:color .25s ease,padding-left .25s ease;
}
.footer-col a:hover{
  color:var(--accent);
  padding-left:4px;
}
.footer-bottom{
  padding-top:24px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
}
.footer-bottom p{
  font-size:13px;
  color:rgba(255,255,255,.45);
}
.footer-bottom a{color:rgba(255,255,255,.45);}
.footer-bottom a:hover{color:var(--accent);}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .category-hero h1{font-size:38px;}
  .section{padding:64px 0;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .timeline-wrap{grid-template-columns:repeat(2,1fr);}
  .timeline-item::after{display:none;}
  .bracket-panel{grid-template-columns:repeat(3,1fr);gap:14px;}
  .bracket-stage{padding:14px;}
  .bracket-stage:not(:last-child)::after{display:none;}
  .nav-side a{font-size:14px;padding:7px 12px;}
  .logo-center a{font-size:20px;}
  .footer-content{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .nav-wrapper{grid-template-columns:auto 1fr auto;gap:0;}
  .nav-side{display:none;}
  .mobile-nav-toggle{display:block;}
  .logo-center a{font-size:20px;letter-spacing:2px;}
  .logo-sub{font-size:9px;letter-spacing:3px;}
  .category-hero{padding:80px 0 60px;}
  .category-hero h1{font-size:30px;}
  .hero-stat{padding-right:20px;}
  .hero-stat strong{font-size:24px;}
  .section{padding:52px 0;}
  .section-title{font-size:24px;}
  .hero-stats{gap:16px;}
  .bracket-panel{grid-template-columns:1fr;gap:14px;}
  .bracket-stage:not(:last-child)::after{
    content:'\f078';
    right:50%;top:auto;bottom:-24px;
    transform:translateX(50%) rotate(0deg);
  }
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .stat-card strong{font-size:24px;}
  .timeline-wrap{grid-template-columns:1fr;}
  .ranking-wrap{padding:20px;}
  .rank-points{min-width:58px;}
  .rank-points strong{font-size:18px;}
  .cta-section h2{font-size:24px;}
  .footer-content{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .btn-ghost-light{margin-left:0;margin-top:10px;}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px;}
  .category-hero h1{font-size:26px;}
  .category-hero p.lead-hero{font-size:15px;}
  .hero-stat strong{font-size:20px;}
  .hero-stat span{font-size:12px;}
  .match-card{padding:18px;}
  .match-team .team-avatar{width:36px;height:36px;font-size:14px;}
  .match-score{font-size:20px;padding:4px 12px;}
  .stats-grid{grid-template-columns:1fr;}
  .timeline-item{padding:20px;}
  .faq-item summary{font-size:14px;padding:15px 16px;}
  .rank-item{gap:10px;padding:12px 6px;}
  .rank-avatar{width:36px;height:36px;font-size:14px;}
}