/* roulang page: index */
:root {
  --primary: #e63946;
  --primary-dark: #c1121f;
  --secondary: #1d3557;
  --accent: #f4a261;
  --bg: #f8f9fa;
  --bg-dark: #14213d;
  --text: #212529;
  --text-light: #6c757d;
  --text-white: #ffffff;
  --border: #e9ecef;
  --radius: 1rem;
  --radius-sm: 0.5rem;
  --radius-lg: 2rem;
  --shadow-sm: 0 .125rem .25rem rgba(0,0,0,.04);
  --shadow: 0 .5rem 1.5rem rgba(0,0,0,.08);
  --shadow-lg: 0 1rem 3rem rgba(0,0,0,.12);
  --spacing: 5rem;
  --spacing-sm: 3rem;
  --transition: all .3s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
.container { max-width: 1280px; padding: 0 2rem; }
.btn { border-radius: 999px; padding: .75rem 2rem; font-weight: 600; transition: var(--transition); border: 2px solid transparent; }
.btn:focus { box-shadow: 0 0 0 4px rgba(230, 57, 70, .25); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline-light { border-color: rgba(255,255,255,.55); color: #fff; background: transparent; }
.btn-outline-light:hover { background: rgba(255,255,255,.15); border-color: #fff; transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--secondary); }
.btn-light:hover { background: var(--accent); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-dark { background: var(--secondary); border-color: var(--secondary); color: #fff; }
.btn-dark:hover { background: var(--bg-dark); transform: translateY(-2px); box-shadow: var(--shadow); }
.badge { padding: .4em 1em; border-radius: 999px; letter-spacing: .02em; font-weight: 600; }
.badge-live { background: rgba(230,57,70,.14); color: var(--primary); border: 1px solid rgba(230,57,70,.3); }
.badge-hot { background: rgba(244,162,97,.16); color: #d97706; border: 1px solid rgba(244,162,97,.35); }
.badge-new { background: rgba(29,53,87,.1); color: var(--secondary); border: 1px solid rgba(29,53,87,.22); }

/* Header / Nav 分屏联动 */
.site-header {
  position: sticky; top: 0; z-index: 1050;
  background: rgba(20, 33, 61, .96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: var(--transition);
}
.navbar { padding: 0; }
.navbar-brand {
  font-size: 1.45rem; font-weight: 800; color: var(--text-white) !important;
  letter-spacing: .02em; display: flex; align-items: center; gap: .75rem;
  padding: .75rem 0;
}
.navbar-brand .brand-icon {
  width: 42px; height: 42px; background: linear-gradient(135deg, var(--primary), #ff6b6b);
  border-radius: 12px; display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.2rem; box-shadow: 0 4px 12px rgba(230,57,70,.35);
}
.navbar-brand .brand-text small { display: block; font-size: .68rem; font-weight: 400; opacity: .6; letter-spacing: .08em; }
.nav-link {
  color: rgba(255,255,255,.75) !important;
  font-weight: 500; font-size: .95rem;
  padding: 1.2rem 1.25rem !important;
  position: relative;
}
.nav-link:hover { color: #fff !important; }
.nav-link::after {
  content: ''; position: absolute; left: 1.25rem; right: 1.25rem; bottom: .9rem;
  height: 3px; background: var(--primary); border-radius: 3px;
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: #fff !important; }
.nav-cta { margin-left: 1rem; padding: .5rem 1.5rem; font-size: .9rem; }
.nav-search { position: relative; margin-left: 1rem; }
.nav-search input {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15);
  border-radius: 999px; padding: .45rem 1rem .45rem 2.6rem; color: #fff;
  font-size: .88rem; width: 200px; transition: var(--transition);
}
.nav-search input::placeholder { color: rgba(255,255,255,.45); }
.nav-search input:focus { background: rgba(255,255,255,.16); border-color: var(--primary); outline: none; box-shadow: 0 0 0 3px rgba(230,57,70,.25); width: 240px; }
.nav-search i { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); color: rgba(255,255,255,.45); font-size: .85rem; }
.navbar-toggler { border: 1px solid rgba(255,255,255,.25); color: #fff; padding: .4rem .7rem; border-radius: 10px; background: transparent; }
.navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(230,57,70,.4); outline: none; }

/* Hero */
.hero {
  background: var(--bg-dark);
  background-image: linear-gradient(135deg, rgba(20,33,61,.88), rgba(29,53,87,.72)), url('/assets/images/backpic/back-1.png');
  background-size: cover; background-position: center;
  color: var(--text-white);
  padding: 6rem 0 7rem;
  position: relative;
  overflow: hidden;
}
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(20,33,61,.92) 35%, rgba(20,33,61,.35) 75%); z-index: 0; }
.hero .container { position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .6rem;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18);
  padding: .5rem 1.4rem; border-radius: 999px; font-size: .88rem; font-weight: 500;
  backdrop-filter: blur(8px); margin-bottom: 1.8rem;
}
.live-dot { width: 8px; height: 8px; background: var(--primary); border-radius: 50%; animation: pulse-dot 1.6s infinite; }
@keyframes pulse-dot { 0%,100% { box-shadow: 0 0 0 0 rgba(230,57,70,.6); } 50% { box-shadow: 0 0 0 8px rgba(230,57,70,0); } }
.hero h1 { font-size: 3.4rem; font-weight: 800; line-height: 1.15; margin-bottom: 1.4rem; letter-spacing: -.01em; }
.hero h1 .gradient { background: linear-gradient(120deg, #f4a261, #ff6b6b); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-desc { font-size: 1.12rem; color: rgba(255,255,255,.82); max-width: 560px; margin-bottom: 2.2rem; line-height: 1.8; }
.hero-stats { display: flex; gap: 2.8rem; margin-top: 3rem; flex-wrap: wrap; }
.hero-stats .stat-item h3 { font-size: 2rem; font-weight: 800; margin-bottom: .15rem; }
.hero-stats .stat-item p { color: rgba(255,255,255,.65); font-size: .9rem; letter-spacing: .06em; text-transform: uppercase; margin: 0; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

/* 实时状态条 */
.ticker-bar { background: linear-gradient(90deg, var(--primary), var(--primary-dark)); padding: .65rem 0; color: #fff; font-size: .9rem; }
.ticker-wrap { display: flex; overflow: hidden; gap: 2rem; align-items: center; animation: ticker-scroll 28s linear infinite; white-space: nowrap; }
.ticker-wrap span { display: inline-flex; align-items: center; gap: .5rem; margin-right: 2.5rem; }
.ticker-wrap i { opacity: .7; font-size: .75rem; }
@keyframes ticker-scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Section */
.section { padding: var(--spacing) 0; }
.section-head { margin-bottom: 3rem; max-width: 680px; }
.section-head .sec-label { display: inline-flex; align-items: center; gap: .5rem; color: var(--primary); font-weight: 700; font-size: .9rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1rem; }
.section-head h2 { font-size: 2.2rem; font-weight: 800; color: var(--secondary); line-height: 1.25; margin-bottom: 1rem; }
.section-head p { color: var(--text-light); font-size: 1.05rem; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Card */
.card {
  height: 100%; border: none;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
  transition: var(--transition);
  background: #fff;
  overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card-body { padding: 1.8rem; }
.card-title { font-size: 1.1rem; font-weight: 700; color: var(--secondary); margin-bottom: .6rem; line-height: 1.4; }
.card-text { color: var(--text-light); font-size: .93rem; line-height: 1.7; margin-bottom: 1rem; }
.card-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 1.2rem; }
.icon-red { background: rgba(230,57,70,.1); color: var(--primary); }
.icon-blue { background: rgba(29,53,87,.1); color: var(--secondary); }
.icon-orange { background: rgba(244,162,97,.15); color: #d97706; }
.icon-green { background: rgba(22,163,74,.1); color: #16a34a; }
.card-cover { height: 220px; background-size: cover; background-position: center; position: relative; }
.card-cover .cover-badge { position: absolute; top: 1rem; left: 1rem; z-index: 2; }
.card-meta { display: flex; align-items: center; gap: .8rem; font-size: .82rem; color: var(--text-light); margin-top: auto; }
.card-meta i { font-size: .7rem; }

/* Category cards */
.cate-card { border-radius: var(--radius); overflow: hidden; position: relative; height: 260px; background-size: cover; background-position: center; cursor: pointer; display: flex; align-items: flex-end; transition: var(--transition); }
.cate-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(20,33,61,.85)); z-index: 0; transition: var(--transition); }
.cate-card:hover { transform: scale(1.02); box-shadow: var(--shadow-lg); }
.cate-card:hover::before { background: linear-gradient(180deg, rgba(230,57,70,.2) 15%, rgba(20,33,61,.92)); }
.cate-card .cate-content { position: relative; z-index: 1; padding: 2rem; width: 100%; }
.cate-card .cate-content h3 { color: #fff; font-size: 1.4rem; font-weight: 700; margin-bottom: .3rem; }
.cate-card .cate-content p { color: rgba(255,255,255,.72); font-size: .9rem; margin: 0; }

/* News / Article list */
.article-list-item { display: flex; gap: 1.5rem; padding: 1.5rem 0; border-bottom: 1px solid var(--border); transition: var(--transition); align-items: flex-start; }
.article-list-item:last-child { border-bottom: none; }
.article-list-item:hover { padding-left: .5rem; }
.article-list-item .thumb { width: 260px; height: 150px; border-radius: var(--radius-sm); background-size: cover; background-position: center; flex-shrink: 0; position: relative; overflow: hidden; }
.article-list-item .thumb i { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 2rem; color: #fff; background: rgba(20,33,61,.4); opacity: 0; transition: var(--transition); }
.article-list-item:hover .thumb i { opacity: 1; }
.article-list-item .info { flex: 1; }
.article-list-item .info h3 { font-size: 1.1rem; font-weight: 700; color: var(--secondary); margin-bottom: .5rem; transition: var(--transition); }
.article-list-item .info h3:hover { color: var(--primary); }
.article-list-item .info p { color: var(--text-light); font-size: .92rem; margin-bottom: 1rem; line-height: 1.7; }
.item-meta { display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: .84rem; color: var(--text-light); }
.item-meta span { display: inline-flex; align-items: center; gap: .35rem; }

/* Feature / Why us */
.feature-row { align-items: center; margin-bottom: 4rem; }
.feature-row:last-child { margin-bottom: 0; }
.feature-img { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); height: 420px; background-size: cover; background-position: center; position: relative; }
.feature-img .float-card { position: absolute; background: rgba(255,255,255,.95); backdrop-filter: blur(8px); padding: 1rem 1.6rem; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.5); }
.feature-img .float-card.fc-1 { bottom: 2rem; left: -1.5rem; display: flex; align-items: center; gap: .8rem; }
.feature-img .float-card.fc-1 .fc-icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(230,57,70,.1); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; }
.feature-text h2 { font-size: 2rem; font-weight: 800; color: var(--secondary); margin-bottom: 1.2rem; line-height: 1.3; }
.feature-text p { font-size: 1rem; color: var(--text-light); line-height: 1.8; margin-bottom: 1.5rem; }
.feature-list { margin: 0; padding: 0; }
.feature-list li { display: flex; align-items: center; gap: .9rem; padding: .6rem 0; color: var(--text); font-weight: 500; }
.feature-list li i { color: var(--primary); font-size: 1rem; width: 24px; height: 24px; border-radius: 50%; background: rgba(230,57,70,.08); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }

/* Steps / Process */
.steps-wrap { counter-reset: step; display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; }
.step-card { flex: 1; min-width: 220px; max-width: 280px; text-align: center; padding: 2.5rem 1.5rem; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid rgba(233,236,239,.6); position: relative; transition: var(--transition); }
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step-card::before { counter-increment: step; content: '0' counter(step); position: absolute; top: -18px; left: 50%; transform: translateX(-50%); background: var(--secondary); color: #fff; font-weight: 800; font-size: .8rem; padding: .35rem 1rem; border-radius: 999px; letter-spacing: .08em; }
.step-icon { width: 64px; height: 64px; border-radius: 18px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin: 0 auto 1.2rem; }
.step-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--secondary); margin-bottom: .6rem; }
.step-card p { font-size: .92rem; color: var(--text-light); margin: 0; line-height: 1.7; }

/* CTA Banner */
.cta-banner { background: linear-gradient(120deg, var(--secondary) 0%, var(--bg-dark) 60%); border-radius: var(--radius-lg); padding: 4rem 4rem; position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; right: -60px; top: -60px; width: 280px; height: 280px; background: radial-gradient(circle, rgba(230,57,70,.45), transparent 70%); }
.cta-banner::after { content: ''; position: absolute; right: 10%; bottom: 0; width: 220px; height: 220px; background: radial-gradient(circle, rgba(244,162,97,.25), transparent 75%); }
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner h2 { color: #fff; font-size: 2.6rem; font-weight: 800; margin-bottom: 1rem; }
.cta-banner p { color: rgba(255,255,255,.7); font-size: 1.1rem; margin-bottom: 2rem; max-width: 560px; }

/* FAQ */
.accordion-item { border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important; margin-bottom: 1rem; overflow: hidden; background: #fff; }
.accordion-button { font-weight: 600; color: var(--secondary); padding: 1.2rem 1.5rem; background: #fff; font-size: 1rem; box-shadow: none !important; }
.accordion-button:not(.collapsed) { background: rgba(230,57,70,.04); color: var(--primary); }
.accordion-button:focus { box-shadow: 0 0 0 3px rgba(230,57,70,.18) !important; }
.accordion-body { padding: 1.2rem 1.5rem 1.5rem; color: var(--text-light); line-height: 1.8; }

/* Footer */
.site-footer { background: var(--secondary); color: rgba(255,255,255,.72); padding: 4.5rem 0 0; }
.footer-title { color: #fff; font-weight: 700; font-size: 1.05rem; margin-bottom: 1.2rem; letter-spacing: .03em; }
.footer-brand { font-size: 1.3rem; font-weight: 800; color: #fff !important; display: inline-flex; align-items: center; gap: .6rem; }
.footer-brand .brand-icon { width: 36px; height: 36px; background: var(--primary); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1rem; }
.footer-links li { margin-bottom: .55rem; }
.footer-links a { color: rgba(255,255,255,.7); font-size: .92rem; display: inline-flex; align-items: center; gap: .4rem; }
.footer-links a:hover { color: var(--accent); padding-left: .3rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 1.6rem 0; margin-top: 3.5rem; text-align: center; font-size: .85rem; color: rgba(255,255,255,.5); }
.footer-bottom a { color: rgba(255,255,255,.6); }
.footer-social { display: flex; gap: .7rem; }
.footer-social a { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.75); font-size: .95rem; }
.footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

/* Backdrop / Banner for inner pages */
.inner-banner { background: var(--bg-dark); background-image: linear-gradient(135deg, rgba(20,33,61,.85), rgba(29,53,87,.65)), url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; padding: 4.5rem 0; color: #fff; }
.inner-banner h1 { font-size: 2.4rem; font-weight: 800; }
.inner-banner .breadcrumb { background: transparent; color: rgba(255,255,255,.7); font-size: .9rem; padding: 0; margin-top: .6rem; }
.inner-banner .breadcrumb a { color: var(--accent); }

/* Broadcast layout */
.broadcast-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid var(--border); overflow: hidden; display: flex; align-items: center; gap: 1.5rem; padding: 1.6rem; transition: var(--transition); height: 100%; }
.broadcast-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.broadcast-date { text-align: center; background: var(--secondary); color: #fff; border-radius: var(--radius-sm); padding: .6rem 1rem; min-width: 68px; flex-shrink: 0; line-height: 1.2; }
.broadcast-date .day { font-size: 1.4rem; font-weight: 800; display: block; }
.broadcast-date .month { font-size: .72rem; text-transform: uppercase; opacity: .75; }
.broadcast-info { flex: 1; }
.broadcast-info h4 { font-size: .96rem; font-weight: 700; color: var(--secondary); margin-bottom: .25rem; }
.broadcast-info p { font-size: .82rem; color: var(--text-light); margin: 0; }

/* Pagination */
.pagination { justify-content: center; gap: .5rem; }
.pagination .page-link { border: none; border-radius: var(--radius-sm); font-weight: 500; color: var(--secondary); padding: .55rem 1.1rem; background: #fff; box-shadow: var(--shadow-sm); transition: var(--transition); }
.pagination .page-link:hover { background: var(--accent); color: #fff; transform: translateY(-1px); }
.pagination .page-item.active .page-link { background: var(--primary); color: #fff; }

/* Mobile */
@media (max-width: 1024px) {
  .nav-search { display: none; }
  .hero h1 { font-size: 2.8rem; }
  .hero-stats { gap: 2rem; }
}
@media (max-width: 992px) {
  .navbar-collapse { background: var(--bg-dark); padding: 1rem; border-radius: var(--radius); margin-top: .5rem; box-shadow: var(--shadow); }
  .nav-link { padding: .6rem .8rem !important; }
  .nav-link::after { display: none; }
  .nav-cta { margin: .5rem 0 0 .8rem; padding: .5rem 1.2rem; }
  .nav-search { display: block; margin: .5rem .8rem .5rem .8rem; }
  .nav-search input { width: 100%; width: calc(100% - 2rem); }
  .nav-search input:focus { width: 100%; }
  .hero { padding: 4rem 0 5rem; }
  .hero h1 { font-size: 2.3rem; }
  .hero-stats { gap: 1.5rem; }
  .hero-stats .stat-item h3 { font-size: 1.6rem; }
  .article-list-item { flex-direction: column; }
  .article-list-item .thumb { width: 100%; height: 200px; }
  .feature-img { margin-bottom: 2rem; height: 320px; }
  .feature-img .float-card.fc-1 { left: 1rem; }
  .section, .section { padding: 3.5rem 0; }
  .cta-banner { padding: 3rem 2rem; }
  .cta-banner h2 { font-size: 2rem; }
}
@media (max-width: 768px) {
  .container { padding: 0 1.25rem; }
  .hero h1 { font-size: 1.9rem; }
  .hero-desc { font-size: 1rem; }
  .section-head h2 { font-size: 1.6rem; }
  .hero-stats { gap: 1rem; }
  .hero-stats .stat-item h3 { font-size: 1.3rem; }
  .steps-wrap { gap: 1rem; }
  .step-card { min-width: 200px; padding: 2rem 1rem; }
  .broadcast-card { flex-direction: column; align-items: flex-start; text-align: left; }
  .broadcast-date { display: flex; align-items: baseline; gap: .5rem; min-width: auto; padding: .5rem 1rem; }
  .broadcast-date .day { display: inline; font-size: 1.1rem; }
  .footer-brand { margin-bottom: 1rem; }
  .cta-banner { padding: 2.5rem 1.5rem; text-align: left; }
}
@media (max-width: 520px) {
  .hero h1 { font-size: 1.6rem; }
  .hero { padding: 3rem 0 4rem; }
  .hero-stats { gap: .8rem; }
  .hero-stats .stat-item h3 { font-size: 1.1rem; }
  .hero-cta .btn { padding: .6rem 1.2rem; font-size: .9rem; }
  .article-list-item .thumb { height: 160px; }
  .feature-text h2 { font-size: 1.5rem; }
  .section-head h2 { font-size: 1.4rem; }
  .feature-img { height: 240px; }
  .feature-img .float-card { padding: .6rem .8rem; font-size: .8rem; }
  .feature-img .float-card .fc-icon { width: 30px; height: 30px; font-size: .9rem; }
  .cta-banner h2 { font-size: 1.5rem; }
  .cta-banner .btn { padding: .6rem 1.4rem; font-size: .9rem; }
  .navbar-brand .brand-text { font-size: 1.1rem; }
  .navbar-brand .brand-text small { display: none; }
}

/* roulang page: category1 */
:root {
  --mk-primary: #ff5a2a;
  --mk-primary-dark: #e0431c;
  --mk-primary-light: #fff0ea;
  --mk-secondary: #1c2333;
  --mk-accent: #ffc93c;
  --mk-bg: #f7f8fc;
  --mk-white: #ffffff;
  --mk-text: #1e2434;
  --mk-text-muted: #6b7280;
  --mk-border: #e8eaf0;
  --mk-radius: 18px;
  --mk-radius-sm: 10px;
  --mk-shadow: 0 10px 40px rgba(28, 35, 51, 0.08);
  --mk-shadow-lg: 0 20px 60px rgba(28, 35, 51, 0.12);
  --mk-transition: all 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--mk-bg);
  color: var(--mk-text);
  line-height: 1.7;
  letter-spacing: 0.01em;
}
a { text-decoration: none; color: inherit; transition: var(--mk-transition); }
img { max-width: 100%; height: auto; border: 0; }
button, input { font-family: inherit; }
:focus-visible { outline: 3px solid rgba(255, 90, 42, 0.45); outline-offset: 2px; border-radius: 4px; }

.container { max-width: 1220px; padding-left: 20px; padding-right: 20px; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(232, 234, 240, 0.8);
  box-shadow: 0 4px 24px rgba(28, 35, 51, 0.04);
}
.site-header .navbar { padding-top: 12px; padding-bottom: 12px; }
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--mk-text);
}
.navbar-brand .brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--mk-primary), #ff8a5c);
  color: #fff;
  font-size: 1.1rem;
  box-shadow: 0 6px 18px rgba(255, 90, 42, 0.3);
}
.navbar-brand .brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.navbar-brand .brand-text small { font-size: 0.7rem; font-weight: 400; color: var(--mk-text-muted); letter-spacing: 0.08em; }
.navbar-nav .nav-item { margin-left: 6px; }
.navbar-nav .nav-link {
  font-weight: 600;
  color: var(--mk-text);
  padding: 10px 16px;
  border-radius: 50px;
  font-size: 0.95rem;
  transition: var(--mk-transition);
}
.navbar-nav .nav-link:hover { color: var(--mk-primary); background: var(--mk-primary-light); }
.navbar-nav .nav-link.active {
  color: var(--mk-primary);
  background: var(--mk-primary-light);
  position: relative;
}
.nav-search {
  display: flex;
  align-items: center;
  background: #f1f3f9;
  border-radius: 50px;
  padding: 8px 16px;
  gap: 8px;
  min-width: 200px;
  transition: var(--mk-transition);
}
.nav-search:focus-within { box-shadow: 0 0 0 3px rgba(255, 90, 42, 0.15); background: #fff; }
.nav-search i { color: var(--mk-text-muted); font-size: 0.9rem; }
.nav-search input { border: 0; background: transparent; outline: none; width: 100%; font-size: 0.9rem; color: var(--mk-text); }
.nav-cta {
  background: var(--mk-primary);
  border: none;
  color: #fff !important;
  padding: 10px 26px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 8px 22px rgba(255, 90, 42, 0.35);
  transition: var(--mk-transition);
}
.nav-cta:hover { background: var(--mk-primary-dark); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(255, 90, 42, 0.4); color: #fff !important; }
.navbar-toggler { border: 0; color: var(--mk-text); font-size: 1.3rem; padding: 6px 10px; }
.navbar-toggler:focus { box-shadow: none; outline: 2px solid var(--mk-primary); }

/* ---------- Page Hero ---------- */
.page-hero {
  position: relative;
  padding: 88px 0 76px;
  background: linear-gradient(135deg, #1c2333 0%, #2a3348 55%, #3a2b3a 100%);
  color: #fff;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.25;
}
.page-hero::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -120px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 90, 42, 0.4) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero .hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 90, 42, 0.2);
  border: 1px solid rgba(255, 90, 42, 0.45);
  color: #ffc9b8;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 18px;
}
.page-hero h1 .accent-text {
  color: var(--mk-accent);
  position: relative;
}
.page-hero p.hero-lead {
  font-size: 1.1rem;
  opacity: 0.85;
  max-width: 640px;
  margin-bottom: 30px;
  line-height: 1.9;
}
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; margin-top: 20px; }
.hero-stats .stat-item { border-left: 3px solid var(--mk-primary); padding-left: 16px; }
.hero-stats .stat-item .stat-num { font-size: 1.8rem; font-weight: 800; color: #fff; }
.hero-stats .stat-item .stat-label { font-size: 0.85rem; opacity: 0.7; }

/* ---------- Section common ---------- */
.section-block { padding: 84px 0; }
.section-block.alt-bg { background: var(--mk-white); }
.section-header { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section-header .badge-line {
  display: inline-block;
  background: var(--mk-primary-light);
  color: var(--mk-primary);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 14px; color: var(--mk-text); }
.section-header p { color: var(--mk-text-muted); font-size: 1rem; line-height: 1.8; }

/* ---------- Category Intro / Feature ---------- */
.cat-intro .intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.intro-media {
  position: relative;
  border-radius: var(--mk-radius);
  overflow: hidden;
  box-shadow: var(--mk-shadow-lg);
}
.intro-media img { width: 100%; object-fit: cover; display: block; }
.intro-media::after {
  content: "玩法攻略";
  position: absolute;
  bottom: 18px;
  left: 18px;
  background: rgba(255, 90, 42, 0.9);
  color: #fff;
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.85rem;
}
.intro-content h2 { font-size: 2rem; font-weight: 800; margin-bottom: 20px; }
.intro-content p { color: var(--mk-text-muted); font-size: 1.05rem; line-height: 1.9; margin-bottom: 18px; }
.intro-feature-list { list-style: none; padding: 0; margin: 24px 0 0; }
.intro-feature-list li { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-bottom: 1px dashed var(--mk-border); }
.intro-feature-list li:last-child { border-bottom: 0; }
.intro-feature-list .feat-icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--mk-primary-light);
  color: var(--mk-primary);
  font-size: 0.95rem;
}
.intro-feature-list .feat-text { font-weight: 600; color: var(--mk-text); }
.intro-feature-list .feat-desc { display: block; font-weight: 400; color: var(--mk-text-muted); font-size: 0.9rem; }

/* ---------- Guide Cards ---------- */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.guide-card {
  background: var(--mk-white);
  border-radius: var(--mk-radius);
  padding: 32px 26px;
  border: 1px solid var(--mk-border);
  transition: var(--mk-transition);
  position: relative;
  overflow: hidden;
  height: 100%;
}
.guide-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--mk-primary), var(--mk-accent));
  opacity: 0;
  transition: var(--mk-transition);
}
.guide-card:hover { transform: translateY(-8px); box-shadow: var(--mk-shadow-lg); border-color: transparent; }
.guide-card:hover::before { opacity: 1; }
.guide-card .card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--mk-primary-light), #ffe8de);
  color: var(--mk-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 22px;
}
.guide-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.guide-card p { color: var(--mk-text-muted); font-size: 0.92rem; line-height: 1.8; margin-bottom: 16px; }
.guide-card .card-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.guide-card .card-tags .tag {
  background: var(--mk-bg);
  color: var(--mk-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 50px;
}

/* ---------- Steps / Process ---------- */
.steps-wrap {
  background: linear-gradient(135deg, #1c2333, #263049);
  border-radius: calc(var(--mk-radius) + 8px);
  padding: 60px 50px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.steps-wrap::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  background: rgba(255, 90, 42, 0.2);
  border-radius: 50%;
}
.steps-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; position: relative; z-index: 2; }
.step-item { text-align: center; position: relative; }
.step-item .step-num {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--mk-primary);
  color: #fff;
  font-weight: 800;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(255, 90, 42, 0.4);
  position: relative;
  z-index: 2;
}
.step-item::after {
  content: "";
  position: absolute;
  top: 28px;
  left: calc(50% + 38px);
  width: calc(100% - 56px);
  height: 2px;
  background: rgba(255, 255, 255, 0.18);
}
.step-item:last-child::after { display: none; }
.step-item h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; color: var(--mk-accent); }
.step-item p { font-size: 0.88rem; opacity: 0.75; line-height: 1.7; }

/* ---------- Popular Guide Content List ---------- */
.content-list-wrap {
  background: var(--mk-white);
  border-radius: var(--mk-radius);
  border: 1px solid var(--mk-border);
  overflow: hidden;
  box-shadow: var(--mk-shadow);
}
.content-list-row {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--mk-border);
  transition: var(--mk-transition);
}
.content-list-row:last-child { border-bottom: 0; }
.content-list-row:hover { background: var(--mk-primary-light); padding-left: 36px; }
.content-list-row .row-index {
  font-size: 1.5rem;
  font-weight: 800;
  color: #e2e5ee;
  width: 44px;
  text-align: center;
  flex-shrink: 0;
  font-style: italic;
}
.content-list-row:nth-child(1) .row-index,
.content-list-row:nth-child(2) .row-index,
.content-list-row:nth-child(3) .row-index { color: var(--mk-accent); }
.content-list-row .row-thumb {
  width: 140px;
  height: 88px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--mk-bg);
}
.content-list-row .row-thumb img { width: 100%; height: 100%; object-fit: cover; }
.content-list-row .row-body { flex: 1; }
.content-list-row .row-body h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.content-list-row .row-body h3 a:hover { color: var(--mk-primary); }
.content-list-row .row-body p { color: var(--mk-text-muted); font-size: 0.88rem; margin: 0; line-height: 1.6; }
.content-list-row .row-meta { flex-shrink: 0; text-align: right; }
.content-list-row .row-meta .date { font-size: 0.82rem; color: var(--mk-text-muted); }
.content-list-row .row-meta .views { font-size: 0.82rem; color: var(--mk-text-muted); margin-top: 4px; }
.content-list-row .row-meta .views i { margin-right: 4px; color: var(--mk-primary); }
.content-list-row .btn-more {
  background: transparent;
  border: 1px solid var(--mk-primary);
  color: var(--mk-primary);
  border-radius: 50px;
  padding: 7px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--mk-transition);
  white-space: nowrap;
}
.content-list-row .btn-more:hover { background: var(--mk-primary); color: #fff; }

/* ---------- Data / Stats ---------- */
.data-band {
  background: linear-gradient(135deg, #ffd86b 0%, #ffb547 100%);
  padding: 64px 0;
  color: #1c2333;
}
.data-band .section-header h2 { color: #1c2333; }
.data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.data-item {
  background: rgba(255, 255, 255, 0.85);
  border-radius: var(--mk-radius);
  padding: 28px 20px;
  text-align: center;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  transition: var(--mk-transition);
}
.data-item:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(28, 35, 51, 0.12); }
.data-item i { font-size: 1.8rem; color: var(--mk-primary); margin-bottom: 12px; display: block; }
.data-item .data-num { font-size: 2.2rem; font-weight: 800; line-height: 1.2; }
.data-item .data-label { font-size: 0.85rem; color: var(--mk-text-muted); margin-top: 6px; }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--mk-white);
  border: 1px solid var(--mk-border);
  border-radius: var(--mk-radius-sm);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--mk-transition);
}
.faq-item:hover { box-shadow: var(--mk-shadow); }
.faq-question {
  width: 100%;
  background: transparent;
  border: 0;
  text-align: left;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--mk-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: var(--mk-transition);
}
.faq-question:hover { color: var(--mk-primary); }
.faq-question .faq-toggle { color: var(--mk-primary); flex-shrink: 0; transition: var(--mk-transition); }
.faq-item.active .faq-toggle { transform: rotate(45deg); }
.faq-answer { padding: 0 24px 22px; color: var(--mk-text-muted); font-size: 0.95rem; line-height: 1.8; }

/* ---------- CTA ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--mk-primary) 0%, #ff7a3d 60%, #ff9a63 100%);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -100px;
  right: 100px;
  width: 320px;
  height: 320px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}
.cta-section .cta-inner { position: relative; z-index: 2; text-align: center; max-width: 680px; margin: 0 auto; }
.cta-section h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 16px; }
.cta-section p { opacity: 0.95; font-size: 1.05rem; margin-bottom: 28px; }
.cta-section .cta-btn {
  background: #fff;
  color: var(--mk-primary);
  border: none;
  padding: 14px 40px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  transition: var(--mk-transition);
}
.cta-section .cta-btn:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2); }

/* ---------- Footer ---------- */
.site-footer {
  background: #151a26;
  color: rgba(255, 255, 255, 0.75);
  padding: 70px 0 0;
}
.site-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
}
.footer-title {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 3px;
  background: var(--mk-primary);
  border-radius: 4px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; font-size: 0.9rem; }
.footer-links a { color: rgba(255, 255, 255, 0.6); transition: var(--mk-transition); display: inline-flex; align-items: center; gap: 6px; }
.footer-links a:hover { color: var(--mk-accent); padding-left: 4px; }
.footer-links i { color: var(--mk-primary); font-size: 0.75rem; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  transition: var(--mk-transition);
}
.footer-social a:hover { background: var(--mk-primary); color: #fff; transform: translateY(-3px); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  margin-top: 50px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom a { color: var(--mk-accent); }
.footer-bottom a:hover { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-row { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .step-item::after { display: none; }
  .cat-intro .intro-grid { grid-template-columns: 1fr; gap: 32px; }
  .data-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section-block { padding: 60px 0; }
  .page-hero { padding: 64px 0 56px; }
  .hero-stats { gap: 20px; }
  .navbar-collapse { padding: 16px 0; }
  .navbar-nav .nav-item { margin-left: 0; margin-bottom: 6px; }
  .nav-search { width: 100%; margin: 8px 0; }
  .nav-cta { width: 100%; text-align: center; margin-top: 8px; }
  .nav-search input { width: 100%; }
  .guide-grid { grid-template-columns: 1fr; }
  .steps-wrap { padding: 40px 24px; }
  .steps-row { grid-template-columns: 1fr; }
  .content-list-row { flex-wrap: wrap; padding: 20px 18px; }
  .content-list-row .row-thumb { width: 100%; height: 160px; }
  .content-list-row .row-meta { text-align: left; width: 100%; display: flex; gap: 16px; }
  .site-footer { padding-top: 50px; }
}

@media (max-width: 520px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .page-hero h1 { font-size: 1.7rem; }
  .section-header h2 { font-size: 1.5rem; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .data-grid { grid-template-columns: 1fr; }
  .steps-wrap { padding: 30px 18px; }
  .cta-section h2 { font-size: 1.6rem; }
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
        :root {
            --primary: #ff4b2b;
            --primary-dark: #e63a1e;
            --primary-light: #ff8a3d;
            --secondary: #0f1c2e;
            --secondary-light: #1d3557;
            --accent: #ffb800;
            --bg: #f4f7fc;
            --bg-deep: #0a1420;
            --card-bg: #ffffff;
            --text: #16232f;
            --muted: #667085;
            --border: #e6ebf2;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 10px 32px rgba(15, 28, 46, 0.08);
            --shadow-lg: 0 20px 50px rgba(15, 28, 46, 0.14);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        button {
            border: none;
            outline: none;
            background: none;
        }
        input,
        textarea {
            outline: none;
        }
        .container {
            max-width: 1240px;
        }

        /* ============ 导航栏 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(15, 28, 46, 0.07);
            box-shadow: 0 4px 20px rgba(15, 28, 46, 0.04);
        }
        .navbar {
            padding: 14px 0;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-right: 20px;
        }
        .brand-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: 0 8px 20px rgba(255, 75, 43, 0.35);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            font-size: 19px;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.2;
            letter-spacing: 0.3px;
        }
        .brand-text small {
            font-size: 11px;
            font-weight: 400;
            color: var(--muted);
            letter-spacing: 1.5px;
            margin-top: 2px;
        }
        .navbar-nav .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            padding: 8px 16px !important;
            border-radius: 999px;
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(255, 75, 43, 0.06);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary);
            background: rgba(255, 75, 43, 0.1);
        }
        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            bottom: 2px;
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #f1f5f9;
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 8px 16px;
            width: 200px;
            transition: var(--transition);
        }
        .nav-search i {
            color: var(--muted);
            font-size: 14px;
        }
        .nav-search input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 14px;
            color: var(--text);
            min-width: 0;
        }
        .nav-search input::placeholder {
            color: #98a2b3;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(255, 75, 43, 0.12);
        }
        .nav-cta {
            padding: 10px 24px !important;
            border-radius: 999px;
            font-weight: 700;
            font-size: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border: none;
            box-shadow: 0 8px 20px rgba(255, 75, 43, 0.3);
            transition: var(--transition);
        }
        .nav-cta:hover,
        .nav-cta:focus {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(255, 75, 43, 0.4);
        }
        .navbar-toggler {
            border: none;
            color: var(--secondary);
            font-size: 22px;
            padding: 6px 10px;
            border-radius: 8px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(255, 75, 43, 0.2);
        }

        /* ============ 分类页 Banner ============ */
        .page-banner {
            position: relative;
            padding: 90px 0 80px;
            background:
                linear-gradient(120deg, rgba(15, 28, 46, 0.92) 0%, rgba(15, 28, 46, 0.72) 50%, rgba(255, 75, 43, 0.35) 100%),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 85% 20%, rgba(255, 184, 0, 0.18), transparent 55%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .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);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            color: #ffe9e2;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }
        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-banner h1 .highlight {
            background: linear-gradient(90deg, var(--accent), #ffd166);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .page-banner .lead {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            line-height: 1.9;
            margin-bottom: 30px;
        }
        .banner-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 30px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            background: #fff;
            color: var(--secondary);
            box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }
        .btn-light-custom:hover {
            transform: translateY(-2px);
            color: var(--primary);
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.22);
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 30px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            transition: var(--transition);
        }
        .btn-outline-custom:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .banner-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 36px;
        }
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .banner-badge i {
            color: var(--accent);
        }

        /* ============ 实时状态条 ============ */
        .service-status {
            background: var(--secondary);
            color: #fff;
            padding: 16px 0;
            position: relative;
            border-bottom: 3px solid var(--primary);
        }
        .status-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .status-left {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            font-weight: 600;
        }
        .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #22c55e;
            position: relative;
            flex-shrink: 0;
        }
        .status-dot::after {
            content: "";
            position: absolute;
            inset: -5px;
            border-radius: 50%;
            background: rgba(34, 197, 94, 0.4);
            animation: pulse 1.8s ease-out infinite;
        }
        @keyframes pulse {
            0% {
                transform: scale(0.6);
                opacity: 1;
            }
            100% {
                transform: scale(1.8);
                opacity: 0;
            }
        }
        .status-split {
            display: flex;
            align-items: center;
            gap: 22px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
        }
        .status-split span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .status-split i {
            color: var(--accent);
        }

        /* ============ 板块通用 ============ */
        .section-padding {
            padding: 90px 0;
        }
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }
        .section-head .overline {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(255, 75, 43, 0.08);
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--secondary);
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--muted);
            font-size: 16px;
        }

        /* ============ 帮助分类卡片 ============ */
        .help-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .help-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 32px 26px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .help-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            transform: scaleX(0);
            transition: var(--transition);
        }
        .help-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 75, 43, 0.3);
        }
        .help-card:hover::before {
            transform: scaleX(1);
        }
        .help-card .icon-box {
            width: 66px;
            height: 66px;
            margin: 0 auto 20px;
            border-radius: 18px;
            background: linear-gradient(135deg, rgba(255, 75, 43, 0.12), rgba(255, 138, 61, 0.12));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--primary);
            transition: var(--transition);
        }
        .help-card:hover .icon-box {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            transform: rotate(-6deg) scale(1.05);
        }
        .help-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }
        .help-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .help-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
            text-align: left;
        }
        .help-card ul li {
            font-size: 13px;
            color: var(--text);
            padding: 7px 0;
            border-top: 1px dashed var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .help-card ul li i {
            color: var(--primary);
            font-size: 12px;
        }
        .help-card ul li a:hover {
            color: var(--primary);
        }

        /* ============ 登录步骤 ============ */
        .steps-section {
            background: var(--secondary);
            background-image: linear-gradient(135deg, #0f1c2e 0%, #16283e 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .steps-section::before {
            content: "";
            position: absolute;
            top: -120px;
            right: -80px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: rgba(255, 75, 43, 0.15);
            filter: blur(60px);
        }
        .steps-section .section-head h2 {
            color: #fff;
        }
        .steps-section .section-head p {
            color: rgba(255, 255, 255, 0.7);
        }
        .steps-section .section-head .overline {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }
        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
            position: relative;
            z-index: 2;
        }
        .step-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius);
            padding: 34px 24px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }
        .step-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-5px);
            border-color: rgba(255, 184, 0, 0.4);
        }
        .step-num {
            width: 44px;
            height: 44px;
            margin: 0 auto 18px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 17px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 20px rgba(255, 75, 43, 0.35);
        }
        .step-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .step-card p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin: 0;
        }

        /* ============ 热门问题榜 ============ */
        .hot-issues-wrap {
            display: grid;
            grid-template-columns: 1.4fr 0.6fr;
            gap: 40px;
            align-items: start;
        }
        .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .hot-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 18px 22px;
            margin-bottom: 14px;
            transition: var(--transition);
        }
        .hot-item:hover {
            border-color: rgba(255, 75, 43, 0.35);
            box-shadow: var(--shadow);
            transform: translateX(4px);
        }
        .hot-rank {
            font-size: 22px;
            font-weight: 800;
            color: var(--border);
            width: 38px;
            text-align: center;
            flex-shrink: 0;
            font-style: italic;
        }
        .hot-item:nth-child(1) .hot-rank {
            color: var(--primary);
        }
        .hot-item:nth-child(2) .hot-rank {
            color: var(--accent);
        }
        .hot-item:nth-child(3) .hot-rank {
            color: var(--primary-light);
        }
        .hot-content {
            flex: 1;
        }
        .hot-content h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }
        .hot-content p {
            font-size: 13px;
            color: var(--muted);
            margin: 0;
            line-height: 1.6;
        }
        .hot-item .hot-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(255, 75, 43, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 16px;
            flex-shrink: 0;
        }
        .hot-side-card {
            background: var(--secondary);
            border-radius: var(--radius);
            padding: 34px 28px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .hot-side-card::after {
            content: "";
            position: absolute;
            bottom: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 184, 0, 0.2);
        }
        .hot-side-card h3 {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .hot-side-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 22px;
            position: relative;
            z-index: 1;
        }
        .hot-side-card .btn {
            position: relative;
            z-index: 1;
            border-radius: 999px;
            padding: 10px 24px;
            font-weight: 700;
            background: var(--primary);
            border: none;
            box-shadow: 0 8px 20px rgba(255, 75, 43, 0.35);
        }
        .hot-side-card .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* ============ 资讯卡片 ============ */
        .guide-card-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 75, 43, 0.2);
        }
        .guide-card .card-img {
            position: relative;
            height: 210px;
            overflow: hidden;
        }
        .guide-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .guide-card:hover .card-img img {
            transform: scale(1.06);
        }
        .guide-card .card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(15, 28, 46, 0.4));
        }
        .card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 3;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(6px);
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
        }
        .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--muted);
            margin-bottom: 12px;
        }
        .card-body .card-meta i {
            color: var(--primary);
        }
        .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 12px;
            color: var(--secondary);
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .card-body .card-link {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
        }
        .card-body .card-link:hover {
            gap: 12px;
            color: var(--primary-dark);
        }

        /* ============ FAQ 区域 ============ */
        .faq-section {
            background: var(--bg);
        }
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border) !important;
            border-radius: 14px !important;
            overflow: hidden;
            margin-bottom: 16px;
            box-shadow: 0 2px 12px rgba(15, 28, 46, 0.04);
            transition: var(--transition);
        }
        .accordion-item:hover {
            border-color: rgba(255, 75, 43, 0.3) !important;
        }
        .accordion-button {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            background: transparent;
            border: none;
            box-shadow: none !important;
            border-radius: 14px !important;
            gap: 12px;
        }
        .accordion-button:not(.collapsed) {
            background: rgba(255, 75, 43, 0.05);
            color: var(--primary);
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(255, 75, 43, 0.15) !important;
        }
        .accordion-button::after {
            flex-shrink: 0;
            width: 18px;
            height: 18px;
            background-size: 18px;
        }
        .accordion-body {
            padding: 4px 24px 24px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
            border-top: 1px solid var(--border);
            background: #fff;
        }
        .accordion-body strong {
            color: var(--text);
        }

        /* ============ CTA 区域 ============ */
        .cta-section {
            padding: 30px 0 90px;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
            border-radius: 28px;
            padding: 64px 60px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 75, 43, 0.2);
            filter: blur(50px);
        }
        .cta-box::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: 20px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 184, 0, 0.12);
            filter: blur(40px);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
        }
        .cta-text h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-text p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            max-width: 460px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border-radius: 999px;
            padding: 14px 32px;
            font-weight: 700;
            font-size: 15px;
            box-shadow: 0 10px 28px rgba(255, 75, 43, 0.4);
            transition: var(--transition);
        }
        .btn-cta-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 36px rgba(255, 75, 43, 0.5);
            color: #fff;
        }
        .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            border-radius: 999px;
            padding: 14px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }
        .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.8);
            padding: 70px 0 30px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
        }
        .footer-brand:hover {
            color: var(--accent);
        }
        .footer-brand .brand-icon {
            width: 40px;
            height: 40px;
            font-size: 17px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a,
        .footer-links li {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-links a i {
            font-size: 12px;
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 26px;
            margin-top: 50px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ============ 响应式断点 ============ */
        @media (max-width: 992px) {
            .navbar-nav {
                padding: 16px 0;
            }
            .navbar-nav .nav-link {
                display: inline-block;
                padding: 10px 16px !important;
            }
            .nav-search {
                width: 100%;
                margin: 12px 0;
            }
            .nav-cta {
                width: 100%;
                text-align: center;
                justify-content: center;
                margin-top: 8px;
            }
            .page-banner {
                padding: 70px 0 60px;
            }
            .page-banner h1 {
                font-size: 34px;
            }
            .help-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-issues-wrap {
                grid-template-columns: 1fr;
            }
            .guide-card-wrap {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-box {
                padding: 44px 32px;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 64px 0;
            }
            .section-head h2 {
                font-size: 27px;
            }
            .page-banner {
                padding: 56px 0 48px;
            }
            .page-banner h1 {
                font-size: 29px;
            }
            .page-banner .lead {
                font-size: 15px;
            }
            .banner-actions .btn-light-custom,
            .banner-actions .btn-outline-custom {
                padding: 11px 20px;
                font-size: 14px;
            }
            .status-split {
                display: none;
            }
            .help-grid {
                grid-template-columns: 1fr;
            }
            .step-grid {
                grid-template-columns: 1fr;
            }
            .guide-card-wrap {
                grid-template-columns: 1fr;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-actions {
                width: 100%;
            }
            .cta-actions .btn-cta-primary,
            .cta-actions .btn-cta-ghost {
                width: 100%;
                justify-content: center;
            }
            .site-footer {
                padding: 56px 0 24px;
            }
        }
        @media (max-width: 520px) {
            .brand-text {
                font-size: 16px;
            }
            .brand-text small {
                font-size: 10px;
            }
            .brand-icon {
                width: 38px;
                height: 38px;
                font-size: 17px;
            }
            .page-banner h1 {
                font-size: 25px;
            }
            .page-banner .lead {
                font-size: 14px;
            }
            .banner-badge-row {
                display: none;
            }
            .hot-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .hot-rank {
                font-size: 18px;
                width: 28px;
            }
            .cta-box {
                padding: 34px 22px;
                border-radius: 20px;
            }
            .cta-text h2 {
                font-size: 24px;
            }
        }

/* roulang page: article */
:root {
    --primary: #f8510f;
    --primary-dark: #d94008;
    --primary-light: #fff1eb;
    --accent: #ffb800;
    --dark: #0f172a;
    --dark-2: #1e293b;
    --body-bg: #f8fafc;
    --text: #1e293b;
    --text-light: #64748b;
    --border: #e2e8f0;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 12px 40px rgba(248, 81, 15, 0.13);
}
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
    background: var(--body-bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    display: block;
}
button,
input {
    font-family: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1050;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 16px rgba(15, 23, 42, 0.05);
}
.navbar {
    padding: 12px 0;
    min-height: 70px;
}
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}
.brand-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), #ff7849);
    border-radius: 12px;
    color: #fff;
    font-size: 1.1rem;
    box-shadow: 0 6px 16px rgba(248, 81, 15, 0.35);
}
.brand-text {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.2;
    display: flex;
    flex-direction: column;
}
.brand-text small {
    font-size: 0.72rem;
    color: var(--text-light);
    font-weight: 600;
    letter-spacing: 1px;
}
.navbar-nav .nav-item {
    margin: 0 4px;
}
.nav-link {
    font-weight: 600;
    color: var(--dark-2) !important;
    padding: 10px 18px !important;
    border-radius: 10px;
    transition: all 0.3s;
}
.nav-link:hover {
    background: var(--primary-light);
    color: var(--primary) !important;
    transform: translateY(-1px);
}
.nav-link.active {
    background: var(--primary) !important;
    color: #fff !important;
    box-shadow: 0 6px 18px rgba(248, 81, 15, 0.25);
}
.nav-search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--body-bg);
    border: 1px solid var(--border);
    border-radius: 40px;
    padding: 9px 18px;
    color: var(--text-light);
    width: 220px;
    transition: all 0.3s;
}
.nav-search:focus-within {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(248, 81, 15, 0.1);
}
.nav-search input {
    border: 0;
    background: transparent;
    outline: none;
    font-size: 0.88rem;
    width: 100%;
    color: var(--dark);
}
.nav-search input::placeholder {
    color: #94a3b8;
}
.nav-cta {
    padding: 10px 22px !important;
    border-radius: 12px !important;
    font-weight: 700 !important;
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: #fff !important;
}
.nav-cta:hover {
    background: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(248, 81, 15, 0.3) !important;
}
.navbar-toggler {
    border: 1px solid var(--border) !important;
    border-radius: 10px !important;
    padding: 8px 12px !important;
    color: var(--dark) !important;
    font-size: 1rem !important;
}
.navbar-toggler:focus {
    box-shadow: 0 0 0 4px rgba(248, 81, 15, 0.12) !important;
}

.page-banner {
    position: relative;
    padding: 44px 0 54px;
    background: linear-gradient(120deg, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.72) 50%, rgba(248, 81, 15, 0.28) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    text-align: center;
    border-bottom: 4px solid var(--primary);
    overflow: hidden;
}
.breadcrumb-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 16px;
}
.breadcrumb-nav a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.2s;
}
.breadcrumb-nav a:hover {
    color: #fff;
}
.breadcrumb-nav .sep {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.8rem;
}
.breadcrumb-nav .current {
    color: var(--accent);
    font-weight: 600;
}
.banner-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 22px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 40px;
    font-size: 0.88rem;
    color: #fff;
}

.article-section {
    padding: 70px 0;
}
.article-main {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    padding: clamp(1.5rem, 3vw, 2.8rem);
}
.article-title {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    line-height: 1.45;
    color: var(--dark);
    margin-bottom: 14px;
}
.category-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 700;
    padding: 7px 16px;
    border-radius: 40px;
    margin-bottom: 12px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 24px;
    align-items: center;
    color: var(--text-light);
    font-size: 0.92rem;
    margin-bottom: 22px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-hero-img {
    width: 100%;
    aspect-ratio: 16 / 8;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: 28px;
    box-shadow: var(--shadow);
}
.article-body {
    color: #334155;
    font-size: 1.04rem;
    line-height: 1.9;
}
.article-body p {
    margin-bottom: 1.3rem;
}
.article-body h2,
.article-body h3,
.article-body h4 {
    margin: 1.6rem 0 0.8rem;
    font-weight: 700;
    color: var(--dark);
}
.article-body h2 {
    font-size: 1.4rem;
}
.article-body h3 {
    font-size: 1.2rem;
}
.article-body ul,
.article-body ol {
    padding-left: 1.2rem;
    margin-bottom: 1.3rem;
}
.article-body li {
    margin-bottom: 0.5rem;
}
.article-body a {
    color: var(--primary);
    text-decoration: underline;
}
.article-body img {
    max-width: 100%;
    border-radius: 12px;
    margin: 1rem 0;
}
.article-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-light);
    padding: 14px 20px;
    border-radius: 0 10px 10px 0;
    margin: 1.3rem 0;
    color: var(--dark);
}
.article-share {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
}
.share-label {
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.92rem;
    margin-right: 6px;
}
.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.95rem;
    border: 0;
    cursor: pointer;
    transition: all 0.3s;
}
.share-btn:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-3px);
}

.article-sidebar {
    position: sticky;
    top: 100px;
}
.sidebar-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 26px 24px;
    margin-bottom: 22px;
}
.sidebar-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
    position: relative;
}
.sidebar-card h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 48px;
    height: 2px;
    background: var(--primary);
}
.cat-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.cat-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--body-bg);
    border-radius: 12px;
    color: var(--dark);
    text-decoration: none;
    transition: all 0.3s;
}
.cat-link:hover {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 20px rgba(248, 81, 15, 0.2);
    transform: translateX(4px);
}
.cat-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 10px;
    color: var(--primary);
    font-size: 0.95rem;
    transition: all 0.3s;
}
.cat-link:hover .cat-icon {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}
.cat-name {
    flex: 1;
    font-weight: 600;
}
.help-card p {
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.8;
    margin-bottom: 18px;
}
.data-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.data-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 13px 16px;
    background: var(--body-bg);
    border-radius: 10px;
    font-size: 0.9rem;
}
.data-item span {
    color: var(--text-light);
}
.data-item strong {
    color: var(--dark);
    font-weight: 700;
}

.not-found-card {
    max-width: 620px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    padding: 60px 40px;
    text-align: center;
}
.not-found-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 16px;
}
.not-found-card h2 {
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--dark);
}
.not-found-card p {
    color: var(--text-light);
    margin-bottom: 24px;
}

.btn {
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
}
.btn-primary {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: #fff !important;
}
.btn-primary:hover,
.btn-primary:focus {
    background: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(248, 81, 15, 0.3) !important;
}
.btn-outline-primary {
    color: var(--primary) !important;
    border-color: var(--primary) !important;
}
.btn-outline-primary:hover {
    background: var(--primary) !important;
    color: #fff !important;
    transform: translateY(-2px);
}

.related-section {
    background: #fff;
    padding: 70px 0;
    border-top: 1px solid var(--border);
}
.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3rem;
}
.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 40px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 12px;
}
.section-head h2 {
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--dark);
}
.section-head p {
    color: var(--text-light);
}
.content-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    height: 100%;
}
.content-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}
.content-card .card-img-wrap {
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--primary-light);
}
.content-card .card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
}
.content-card:hover .card-img-wrap img {
    transform: scale(1.06);
}
.content-card .card-body {
    padding: 20px 22px;
}
.content-card h3 {
    font-size: 1.08rem;
    line-height: 1.5;
    margin-bottom: 8px;
}
.content-card h3 a {
    color: var(--dark);
    text-decoration: none;
    transition: color 0.3s;
}
.content-card h3 a:hover {
    color: var(--primary);
}
.content-card .card-body > p {
    color: var(--text-light);
    font-size: 0.88rem;
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.badge.bg-soft {
    background: var(--primary-light) !important;
    color: var(--primary) !important;
    border-radius: 8px;
    padding: 6px 14px;
    font-weight: 600;
}
.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-light);
}
.card-meta a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s;
}
.card-meta a:hover {
    color: var(--primary-dark);
}

.cta-section {
    position: relative;
    padding: 90px 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(15, 23, 42, 0.78) 60%, rgba(248, 81, 15, 0.44) 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    text-align: center;
    color: #fff;
    overflow: hidden;
}
.cta-inner {
    position: relative;
    z-index: 2;
    max-width: 720px;
    margin: 0 auto;
}
.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(248, 81, 15, 0.2);
    border: 1px solid rgba(248, 81, 15, 0.4);
    border-radius: 40px;
    color: #ffb38a;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 18px;
}
.cta-inner h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    margin-bottom: 16px;
}
.cta-inner > p {
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 30px;
    font-size: 1.05rem;
    line-height: 1.8;
}
.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
}
.cta-buttons .btn {
    padding: 14px 32px;
    border-radius: 14px;
    font-weight: 700;
}
.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.6) !important;
    color: #fff !important;
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: #fff !important;
    transform: translateY(-3px);
}

.faq-section {
    padding: 80px 0;
    background: var(--body-bg);
}
.accordion-item {
    margin-bottom: 12px;
    border: 1px solid var(--border) !important;
    border-radius: 12px !important;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}
.accordion-button {
    font-weight: 600;
    color: var(--dark) !important;
    padding: 18px 22px;
    font-size: 0.98rem;
    background: #fff !important;
}
.accordion-button:not(.collapsed) {
    background: var(--primary-light) !important;
    color: var(--primary) !important;
    box-shadow: none !important;
}
.accordion-button:focus {
    box-shadow: 0 0 0 3px rgba(248, 81, 15, 0.15) !important;
    border-color: rgba(248, 81, 15, 0.3) !important;
}
.accordion-body {
    padding: 20px 22px;
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

.site-footer {
    background: var(--dark);
    color: #cbd5e1;
    padding: 64px 0 0;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
}
.footer-title {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 10px;
}
.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.footer-links a:hover {
    color: var(--primary);
    padding-left: 6px;
}
.footer-social {
    display: flex;
    gap: 10px;
}
.footer-social a {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    color: #94a3b8;
    transition: all 0.3s;
}
.footer-social a:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-3px);
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 50px;
    padding: 20px 0;
    text-align: center;
    font-size: 0.88rem;
    color: #64748b;
}
.footer-bottom a {
    color: #94a3b8;
    text-decoration: none;
}
.footer-bottom a:hover {
    color: var(--primary);
}

@media (max-width: 991px) {
    .navbar-nav {
        padding: 12px 0;
    }
    .nav-link {
        padding: 12px 16px !important;
    }
    .nav-search {
        width: 100%;
        margin: 8px 0;
    }
    .nav-cta {
        margin: 8px 0 4px;
        width: 100%;
        text-align: center;
    }
    .article-sidebar {
        position: static;
        margin-top: 24px;
    }
}
@media (max-width: 767px) {
    .page-banner {
        padding: 36px 0 42px;
    }
    .cta-section {
        padding: 60px 0;
    }
    .cta-buttons .btn {
        width: 100%;
    }
    .site-footer {
        padding-top: 40px;
    }
    .footer-bottom {
        margin-top: 30px;
    }
    .article-section {
        padding: 50px 0;
    }
    .related-section,
    .faq-section {
        padding: 50px 0;
    }
    .article-main {
        padding: 20px;
    }
}
@media (max-width: 575px) {
    .breadcrumb-nav {
        font-size: 0.82rem;
        gap: 6px;
    }
    .article-meta {
        gap: 10px 14px;
    }
    .content-card .card-body {
        padding: 18px;
    }
    .banner-tag {
        font-size: 0.8rem;
        padding: 6px 16px;
    }
}