/* roulang page: index */
:root {
  --bg-primary: #0B0810;
  --bg-surface: #161021;
  --bg-nav: #0E0A17;
  --brand-purple: #9D5CFF;
  --brand-purple-light: #B07CFF;
  --brand-cyan: #22D3EE;
  --brand-pink: #FF3D9A;
  --text-primary: #F2EEF6;
  --text-secondary: #A99FC4;
  --text-muted: #6C6783;
  --border-default: rgba(255,255,255,0.08);
  --border-hover: rgba(157,92,255,0.35);
  --border-card: rgba(157,92,255,0.12);
  --shadow-default: 0 10px 30px rgba(0,0,0,0.45);
  --shadow-hover: 0 14px 40px rgba(157,92,255,0.20);
  --radius-card: 16px;
  --radius-btn: 10px;
  --radius-input: 12px;
  --radius-pill: 999px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --sidebar-width: 240px;
  --content-max: 1120px;
  --space-section: 96px;
  --space-section-mobile: 64px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-primary);
  color:var(--text-primary);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input{font-family:inherit;outline:none}
ul,ol{list-style:none}
.container{max-width:var(--content-max);margin:0 auto;padding:0 32px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:all .25s ease;
}
.btn-primary{
  background:var(--brand-purple);color:#fff;
  box-shadow:0 4px 16px rgba(157,92,255,.25);
}
.btn-primary:hover{background:var(--brand-purple-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(157,92,255,.35)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{
  background:transparent;color:var(--brand-cyan);
  border:1px solid var(--brand-cyan);
}
.btn-secondary:hover{background:rgba(34,211,238,.1);border-color:#6FE3F5;transform:translateY(-2px)}
.btn-secondary:active{transform:translateY(0)}
.btn:disabled{opacity:.4;pointer-events:none}

/* ===== Sidebar ===== */
.sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-width);height:100vh;
  background:var(--bg-nav);border-right:1px solid rgba(255,255,255,.06);
  z-index:100;display:flex;flex-direction:column;
}
.sidebar-brand{
  height:72px;display:flex;align-items:center;justify-content:center;gap:10px;
  padding:0 16px;border-bottom:1px solid var(--border-default);
}
.sidebar-brand .logo-dot{
  width:8px;height:8px;border-radius:50%;background:var(--brand-pink);
  box-shadow:0 0 12px var(--brand-pink);animation:pulse 2.5s infinite;flex-shrink:0;
}
.sidebar-brand a{
  font-size:14px;font-weight:700;color:var(--text-primary);
  line-height:1.35;display:block;text-align:center;
}
.sidebar-nav{
  flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:2px;overflow-y:auto;
}
.sidebar-nav a{
  height:44px;display:flex;align-items:center;gap:10px;padding:0 14px;
  font-size:14px;color:var(--text-secondary);border-radius:8px;
  transition:background .25s,color .25s;position:relative;
}
.sidebar-nav a svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.5;flex-shrink:0}
.sidebar-nav a:hover{color:var(--text-primary);background:rgba(157,92,255,.08)}
.sidebar-nav a.active{color:var(--text-primary);background:rgba(157,92,255,.12);font-weight:600}
.sidebar-nav a.active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:3px;background:var(--brand-purple);
}
.sidebar-live{
  margin:16px;padding:14px 16px;background:rgba(157,92,255,.08);
  border:1px solid var(--border-card);border-radius:12px;
}
.sidebar-live .live-label{
  display:flex;align-items:center;gap:8px;font-size:12px;color:var(--brand-pink);
  font-weight:700;margin-bottom:6px;
}
.sidebar-live .live-label span{font-weight:400;color:var(--text-primary)}
.sidebar-live p{font-size:12px;color:var(--text-secondary);line-height:1.6}

/* ===== Mobile header ===== */
.mobile-header{
  display:none;position:sticky;top:0;z-index:200;height:64px;
  background:var(--bg-nav);border-bottom:1px solid rgba(255,255,255,.06);
  align-items:center;justify-content:space-between;padding:0 16px;
}
.mobile-logo{
  font-size:14px;font-weight:700;color:var(--text-primary);
  max-width:calc(100vw - 80px);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;
}
.hamburger{
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:8px;transition:background .25s;
}
.hamburger:hover{background:rgba(255,255,255,.08)}
.hamburger svg{width:24px;height:24px;stroke:var(--text-primary);fill:none;stroke-width:1.5}

/* ===== Mobile drawer ===== */
.mobile-drawer{
  position:fixed;top:0;left:0;width:100%;height:100%;
  background:var(--bg-primary);z-index:300;display:flex;flex-direction:column;
  transform:translateX(-100%);transition:transform .35s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible}
.drawer-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border-default)}
.drawer-logo{font-size:15px;font-weight:700;color:var(--text-primary)}
.drawer-close{
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--text-secondary);font-size:22px;transition:background .25s;
}
.drawer-close:hover{background:rgba(255,255,255,.08);color:var(--text-primary)}
.drawer-nav{flex:1;padding:24px;display:flex;flex-direction:column;gap:4px;overflow-y:auto}
.drawer-nav a{
  height:56px;display:flex;align-items:center;gap:12px;padding:0 16px;
  font-size:16px;color:var(--text-secondary);border-radius:12px;transition:all .25s;
}
.drawer-nav a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.5}
.drawer-nav a:hover{background:rgba(157,92,255,.08);color:var(--text-primary)}
.drawer-nav a.active{color:var(--brand-purple-light);background:rgba(157,92,255,.12);font-weight:600}

/* ===== Main content ===== */
.main-content{margin-left:var(--sidebar-width);min-height:100vh;display:flex;flex-direction:column}

/* ===== Hero ===== */
.hero{
  position:relative;min-height:70vh;min-height:520px;
  display:flex;align-items:center;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,var(--bg-primary) 10%,rgba(11,8,16,.78) 50%,rgba(11,8,16,.35) 100%);
}
.hero-content{
  position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;padding:48px 0;
}
.hero-kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;color:var(--brand-cyan);
  letter-spacing:1px;margin-bottom:16px;text-transform:uppercase;
}
.hero-kicker .live-dot{
  width:8px;height:8px;border-radius:50%;background:var(--brand-pink);
  box-shadow:0 0 10px var(--brand-pink);animation:pulse 2.5s infinite;
}
@keyframes pulse{
  0%{opacity:1;box-shadow:0 0 0 0 rgba(255,61,154,.6)}
  50%{opacity:.7;box-shadow:0 0 0 8px rgba(255,61,154,0)}
  100%{opacity:1;box-shadow:0 0 0 0 rgba(255,61,154,0)}
}
.hero h1{
  font-size:clamp(2rem,4vw + 1rem,3.25rem);font-weight:800;
  line-height:1.2;letter-spacing:-.5px;margin-bottom:16px;
}
.hero-sub{
  font-size:1rem;color:var(--text-secondary);line-height:1.8;
  margin-bottom:32px;max-width:440px;
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.hero-cover{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--border-card);box-shadow:var(--shadow-default);
}
.hero-cover>img{width:100%;height:340px;object-fit:cover}
.hero-cover-badge{
  position:absolute;top:16px;right:16px;background:var(--brand-pink);color:#fff;
  font-size:12px;font-weight:700;padding:5px 14px;border-radius:var(--radius-pill);
  display:flex;align-items:center;gap:6px;box-shadow:0 4px 12px rgba(255,61,154,.4);
}
.hero-cover-badge .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:blink 1s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}
.hero-cover-info{
  position:absolute;bottom:0;left:0;right:0;padding:24px 20px;
  background:linear-gradient(transparent,rgba(11,8,16,.94));
}
.hero-cover-info h3{font-size:16px;font-weight:600;margin-bottom:4px}
.hero-cover-info p{font-size:13px;color:var(--text-secondary)}

/* ===== Section common ===== */
.section{padding:var(--space-section) 0}
.section-header{margin-bottom:40px}
.section-tag{
  font-size:13px;color:var(--brand-purple-light);font-weight:700;
  letter-spacing:1px;text-transform:uppercase;display:block;margin-bottom:8px;
}
.section h2{font-size:clamp(1.375rem,2vw + .5rem,1.9rem);font-weight:700}
.section-desc{color:var(--text-secondary);font-size:14px;max-width:560px;margin-top:8px}

/* ===== Countdown ===== */
.countdown-section{
  background:var(--bg-surface);border-top:1px solid var(--border-default);
  border-bottom:1px solid var(--border-default);padding:64px 0;
}
.countdown-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.countdown-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:480px;margin-top:24px}
.countdown-item{
  background:rgba(0,0,0,.35);border:1px solid var(--border-card);
  border-radius:var(--radius-btn);padding:18px 8px;text-align:center;
}
.countdown-item .num{
  font-size:2.25rem;font-weight:700;color:var(--brand-pink);
  font-variant-numeric:tabular-nums;line-height:1.15;
}
.countdown-item .label{font-size:12px;color:var(--text-secondary);margin-top:4px}
.countdown-cover{
  display:flex;align-items:center;gap:24px;
  background:rgba(0,0,0,.25);border:1px solid var(--border-card);
  border-radius:var(--radius-card);padding:20px;
}
.countdown-cover img{
  width:160px;height:100px;object-fit:cover;border-radius:12px;
  border:1px solid var(--border-card);flex-shrink:0;
}
.countdown-cover h3{font-size:16px;font-weight:600;margin-bottom:6px}
.countdown-cover p{font-size:13px;color:var(--text-secondary);margin-bottom:14px}
.countdown-cover .btn{height:36px;padding:0 16px;font-size:13px}

/* ===== Highlights ===== */
.highlights-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.highlight-card{
  background:var(--bg-surface);border:1px solid var(--border-card);
  border-radius:var(--radius-card);overflow:hidden;padding:0 0 20px;
  transition:all .3s ease;
}
.highlight-card:hover{
  transform:translateY(-4px);border-color:var(--border-hover);box-shadow:var(--shadow-hover);
}
.highlight-card .cover{position:relative;overflow:hidden;aspect-ratio:16/10}
.highlight-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.highlight-card:hover .cover img{transform:scale(1.05)}
.highlight-card .cover-badge{
  position:absolute;top:12px;left:12px;background:var(--brand-pink);color:#fff;
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--radius-pill);
  box-shadow:0 2px 8px rgba(255,61,154,.3);
}
.highlight-card .body{padding:16px 20px 0}
.highlight-card h3{font-size:1.125rem;font-weight:600;margin-bottom:8px}
.highlight-card p{
  font-size:14px;color:var(--text-secondary);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px;
}
.highlight-card .meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--text-muted)}
.highlight-card .read-link{
  display:inline-flex;align-items:center;gap:4px;color:var(--brand-cyan);
  font-weight:600;font-size:13px;transition:gap .25s;
}
.highlight-card .read-link:hover{gap:8px}
.stats-strip{
  margin-top:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  background:rgba(157,92,255,.06);border:1px solid var(--border-card);
  border-radius:var(--radius-card);padding:24px 32px;
}
.stat-item{display:flex;align-items:center;gap:14px}
.stat-item svg{width:24px;height:24px;stroke:var(--brand-cyan);fill:none;stroke-width:1.5;flex-shrink:0}
.stat-item .stat-txt{font-size:13px;color:var(--text-secondary);line-height:1.5}
.stat-item .stat-txt strong{display:block;font-size:15px;color:var(--text-primary);font-weight:700;margin-bottom:2px}

/* ===== Subscribe ===== */
.subscribe-panel{
  background:linear-gradient(135deg,rgba(157,92,255,.16) 0%,rgba(34,211,238,.07) 55%,var(--bg-surface) 100%);
  border:1px solid var(--border-card);border-radius:var(--radius-card);
  padding:48px;margin:var(--space-section) 0;
}
.subscribe-panel h2{font-size:clamp(1.375rem,2vw + .5rem,1.9rem);font-weight:700;margin-bottom:8px}
.subscribe-panel .sub-desc{color:var(--text-secondary);font-size:14px;margin-bottom:24px}
.subscribe-form{display:flex;gap:12px;max-width:560px}
.subscribe-form input{
  flex:1;height:48px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-input);
  color:var(--text-primary);font-size:15px;padding:0 16px;
  transition:border .25s,background .25s;
}
.subscribe-form input::placeholder{color:var(--text-secondary)}
.subscribe-form input:focus{border-color:var(--brand-cyan);border-width:2px;background:rgba(34,211,238,.05)}
.subscribe-form input.error{border-color:#FF5C5C}
.form-feedback{font-size:13px;margin-top:12px;min-height:20px;color:var(--text-muted)}
.form-feedback.success{color:var(--brand-cyan)}
.form-feedback.error{color:#FF5C5C}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{
  display:flex;gap:16px;background:var(--bg-surface);
  border:1px solid var(--border-card);border-radius:var(--radius-card);
  padding:16px;transition:all .3s ease;align-items:center;cursor:pointer;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--border-hover);box-shadow:var(--shadow-hover)}
.news-card .news-cover{flex-shrink:0;width:80px;height:80px;border-radius:10px;overflow:hidden}
.news-card .news-cover img{width:100%;height:100%;object-fit:cover}
.news-card .news-body{flex:1;min-width:0}
.news-card h3{
  font-size:15px;font-weight:600;margin-bottom:6px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.news-card .news-summary{
  font-size:13px;color:var(--text-secondary);line-height:1.5;
  margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:1;
  -webkit-box-orient:vertical;overflow:hidden;
}
.news-card .news-meta{display:flex;align-items:center;justify-content:space-between}
.news-card .news-meta .tag{
  background:rgba(157,92,255,.15);color:var(--brand-purple-light);
  font-size:12px;padding:2px 10px;border-radius:var(--radius-pill);font-weight:500;
}
.news-card .news-meta time{font-size:12px;color:var(--text-muted)}
.empty-state{
  text-align:center;padding:48px 20px;background:var(--bg-surface);
  border:1px dashed var(--border-card);border-radius:var(--radius-card);
  color:var(--text-secondary);
}
.empty-state svg{width:36px;height:36px;margin-bottom:12px;stroke:var(--text-muted);fill:none;stroke-width:1.5}
.empty-state p{font-size:14px}

/* ===== Replay ===== */
.replay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.replay-card{
  position:relative;background:var(--bg-surface);border-radius:var(--radius-card);
  overflow:hidden;border:1px solid var(--border-card);transition:all .3s ease;
}
.replay-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-hover)}
.replay-card .cover-wrap{position:relative;overflow:hidden}
.replay-card .cover-wrap img{width:100%;height:180px;object-fit:cover;transition:transform .4s}
.replay-card:hover .cover-wrap img{transform:scale(1.05)}
.replay-card .replay-badge{
  position:absolute;top:12px;left:12px;background:var(--brand-cyan);color:#0B0810;
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--radius-pill);
}
.replay-card .replay-time{
  position:absolute;bottom:12px;right:12px;background:rgba(0,0,0,.7);
  color:#fff;font-size:12px;padding:2px 10px;border-radius:6px;
}
.replay-card .replay-body{padding:14px 16px 16px}
.replay-card h3{font-size:15px;font-weight:600;margin-bottom:4px}
.replay-card p{font-size:13px;color:var(--text-secondary)}
.replay-card .replay-link{
  display:inline-flex;align-items:center;gap:4px;color:var(--brand-cyan);
  font-size:13px;font-weight:600;margin-top:8px;transition:gap .25s;
}
.replay-card .replay-link:hover{gap:8px}

/* ===== FAQ ===== */
.faq-list{max-width:760px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border-default)}
.faq-item:first-child{border-top:1px solid var(--border-default)}
.faq-question{
  width:100%;height:56px;display:flex;align-items:center;justify-content:space-between;
  font-size:15px;font-weight:600;color:var(--text-primary);
  padding:0 16px;text-align:left;transition:all .25s;position:relative;
}
.faq-question:hover{color:var(--brand-purple-light)}
.faq-item.active .faq-question{color:var(--brand-purple-light);background:rgba(157,92,255,.08)}
.faq-item.active .faq-question::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--brand-purple);border-radius:3px;
}
.faq-icon{width:20px;height:20px;position:relative;flex-shrink:0;transition:transform .25s}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{width:2px;height:16px;left:9px;top:2px}
.faq-icon::after{width:16px;height:2px;left:2px;top:9px}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-answer-inner{padding:0 16px 20px;font-size:14px;color:var(--text-secondary);line-height:1.8}

/* ===== CTA ===== */
.cta-section{padding:64px 0 96px}
.cta-inner{
  background:linear-gradient(135deg,rgba(157,92,255,.15) 0%,rgba(34,211,238,.06) 100%);
  border:1px solid var(--border-card);border-radius:var(--radius-card);
  padding:56px 32px;text-align:center;
}
.cta-inner h2{font-size:clamp(1.4rem,2vw + 1rem,2.1rem);font-weight:700;margin-bottom:12px}
.cta-inner p{color:var(--text-secondary);font-size:14px;max-width:460px;margin:0 auto 28px}

/* ===== Footer ===== */
.footer{
  background:var(--bg-nav);border-top:1px solid rgba(255,255,255,.06);
  padding:64px 0 0;margin-top:auto;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:48px}
.footer h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-primary)}
.footer p{font-size:13px;color:var(--text-secondary);line-height:1.8}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13px;color:var(--text-secondary);transition:color .25s}
.footer-links a:hover{color:var(--brand-purple-light)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.06);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;
  font-size:12px;color:var(--text-muted);flex-wrap:wrap;gap:8px;
}

/* ===== Responsive ===== */
@media (max-width:1023px){
  .sidebar{display:none}
  .mobile-header{display:flex}
  .main-content{margin-left:0}
  .section{padding:var(--space-section-mobile) 0}
  .hero-content{grid-template-columns:1fr;gap:32px}
  .hero{min-height:auto;padding:64px 0}
  .hero-cover>img{height:260px}
  .countdown-grid{grid-template-columns:1fr;gap:32px}
  .highlights-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .replay-grid{grid-template-columns:repeat(2,1fr)}
  .stats-strip{grid-template-columns:1fr;padding:20px}
  .subscribe-panel{padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .container{padding:0 20px}
}
@media (max-width:767px){
  .highlights-grid{grid-template-columns:1fr}
  .replay-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn{width:100%}
  .countdown-cards{grid-template-columns:repeat(2,1fr);max-width:none}
  .countdown-cover{flex-direction:column;text-align:center;padding:20px}
  .countdown-cover img{width:100%;height:140px}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%}
  .stats-strip{gap:16px}
  .footer-bottom{flex-direction:column;text-align:center}
  .container{padding:0 16px}
}

/* roulang page: category1 */
:root{
  --bg-dark:#0B0810;
  --bg-surface:#161021;
  --bg-sidebar:#0E0A17;
  --brand-purple:#9D5CFF;
  --brand-purple-light:#B07CFF;
  --accent-cyan:#22D3EE;
  --accent-pink:#FF3D9A;
  --text-main:#F2EEF6;
  --text-sub:#A99FC4;
  --text-dim:#6C6783;
  --border-default:rgba(255,255,255,0.08);
  --border-hover:rgba(157,92,255,0.35);
  --radius-card:16px;
  --radius-btn:10px;
  --radius-input:12px;
  --shadow-static:0 10px 30px rgba(0,0,0,0.45);
  --shadow-hover:0 14px 40px rgba(157,92,255,0.20);
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg-dark);
  color:var(--text-main);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input{font-family:inherit;font-size:inherit;border:none;outline:none;}
ul,ol{list-style:none;}
svg{width:1.25rem;height:1.25rem;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}

/* 布局骨架 */
.wrapper{display:flex;min-height:100vh;}
.main-content{flex:1;margin-left:240px;min-width:0;}

/* ===== 桌面左侧导航 ===== */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:240px;
  background:var(--bg-sidebar);
  border-right:1px solid rgba(255,255,255,0.06);
  display:flex;
  flex-direction:column;
  z-index:100;
}
.sidebar-brand{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0 20px;
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.sidebar-brand .brand-text{
  font-size:15px;
  font-weight:700;
  letter-spacing:0.3px;
  text-align:center;
  line-height:1.3;
  color:var(--text-main);
}
.sidebar-nav{
  flex:1;
  padding:20px 12px;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.sidebar-nav a{
  display:flex;
  align-items:center;
  gap:12px;
  height:44px;
  padding:0 14px;
  border-radius:10px;
  font-size:14px;
  color:var(--text-sub);
  transition:all 0.25s ease;
  position:relative;
}
.sidebar-nav a svg{width:18px;height:18px;opacity:0.8;}
.sidebar-nav a:hover{color:var(--text-main);background:rgba(255,255,255,0.04);}
.sidebar-nav a.active{
  color:var(--text-main);
  background:rgba(157,92,255,0.12);
  font-weight:600;
}
.sidebar-nav a.active::before{
  content:"";
  position:absolute;
  left:-12px;
  top:50%;
  transform:translateY(-50%);
  width:3px;
  height:22px;
  border-radius:0 3px 3px 0;
  background:var(--brand-purple);
}
.sidebar-foot{
  padding:16px;
  border-top:1px solid rgba(255,255,255,0.06);
}
.live-mini{
  background:rgba(157,92,255,0.08);
  border:1px solid rgba(157,92,255,0.18);
  border-radius:12px;
  padding:12px;
  display:flex;
  align-items:center;
  gap:10px;
}
.live-mini .dot{
  width:8px;height:8px;
  border-radius:50%;
  background:var(--accent-pink);
  box-shadow:0 0 0 0 rgba(255,61,154,0.6);
  animation:pulse 2.5s infinite;
}
.live-mini .text{font-size:12px;color:var(--text-sub);line-height:1.4;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,61,154,0.6);}
  70%{box-shadow:0 0 0 8px rgba(255,61,154,0);}
  100%{box-shadow:0 0 0 0 rgba(255,61,154,0);}
}

/* ===== 移动端顶部导航 ===== */
.mobile-header{
  display:none;
  position:sticky;
  top:0;
  z-index:200;
  height:64px;
  background:var(--bg-sidebar);
  border-bottom:1px solid rgba(255,255,255,0.06);
  align-items:center;
  justify-content:space-between;
  padding:0 20px;
}
.mobile-header .brand-text{
  font-size:15px;
  font-weight:700;
  color:var(--text-main);
}
.mobile-menu-btn{
  background:none;
  cursor:pointer;
  width:40px;height:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-main);
  border-radius:10px;
  transition:background 0.2s;
}
.mobile-menu-btn:hover{background:rgba(255,255,255,0.06);}
.drawer{
  display:none;
  position:fixed;
  inset:0;
  background:var(--bg-dark);
  z-index:300;
  flex-direction:column;
  padding:24px;
}
.drawer.open{display:flex;}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:56px;
  margin-bottom:24px;
}
.drawer-close{
  background:rgba(255,255,255,0.06);
  width:40px;height:40px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-main);
  cursor:pointer;
}
.drawer-nav{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.drawer-nav a{
  display:flex;
  align-items:center;
  gap:14px;
  height:56px;
  padding:0 16px;
  border-radius:12px;
  font-size:16px;
  color:var(--text-sub);
  transition:all 0.25s;
}
.drawer-nav a:hover{background:rgba(255,255,255,0.04);color:var(--text-main);}
.drawer-nav a.active{background:rgba(157,92,255,0.12);color:var(--text-main);font-weight:600;border-left:3px solid var(--brand-purple);}

/* ===== 通用容器与板块 ===== */
.container{
  max-width:1120px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:96px 0;}
.section-header{margin-bottom:48px;}
.section-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  letter-spacing:0.3px;
  color:var(--accent-cyan);
  background:rgba(34,211,238,0.08);
  border:1px solid rgba(34,211,238,0.2);
  padding:4px 14px;
  border-radius:999px;
  margin-bottom:14px;
}
.section-title{
  font-size:clamp(1.375rem,2vw + 0.5rem,1.9rem);
  font-weight:700;
  line-height:1.3;
  letter-spacing:-0.3px;
}
.section-desc{
  margin-top:12px;
  color:var(--text-sub);
  font-size:0.9375rem;
  max-width:640px;
}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:70vh;
  min-height:520px;
  display:flex;
  align-items:center;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(11,8,16,0.96) 20%,rgba(11,8,16,0.78) 55%,rgba(11,8,16,0.35) 100%);
}
.hero-content{
  position:relative;
  display:grid;
  grid-template-columns:1.2fr 0.8fr;
  gap:48px;
  align-items:center;
  width:100%;
  padding:80px 32px;
  max-width:1120px;
  margin:0 auto;
}
.hero-text .hero-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,61,154,0.12);
  border:1px solid rgba(255,61,154,0.3);
  color:var(--accent-pink);
  font-size:12px;
  font-weight:600;
  padding:5px 16px;
  border-radius:999px;
  margin-bottom:20px;
  letter-spacing:0.3px;
}
.hero-text .hero-label .live-dot{
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent-pink);
  animation:pulse 2.5s infinite;
}
.hero-text h1{
  font-size:clamp(2rem,4vw + 1rem,3.25rem);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-0.5px;
  margin-bottom:20px;
}
.hero-text h1 .highlight{
  color:var(--brand-purple-light);
}
.hero-text p{
  color:var(--text-sub);
  font-size:1.06rem;
  line-height:1.8;
  max-width:520px;
  margin-bottom:32px;
}
.hero-buttons{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all 0.25s ease;
  letter-spacing:0.3px;
}
.btn-primary{
  background:var(--brand-purple);
  color:#fff;
  box-shadow:0 4px 16px rgba(157,92,255,0.25);
}
.btn-primary:hover{
  background:var(--brand-purple-light);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(157,92,255,0.3);
}
.btn-primary:active{transform:translateY(0);}
.btn-secondary{
  background:transparent;
  border:1px solid var(--accent-cyan);
  color:var(--accent-cyan);
}
.btn-secondary:hover{
  background:rgba(34,211,238,0.1);
  border-color:var(--accent-cyan);
  transform:translateY(-2px);
}
.hero-card{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  border:1px solid rgba(157,92,255,0.25);
  box-shadow:0 20px 60px rgba(0,0,0,0.5);
  background:var(--bg-surface);
}
.hero-card img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-card-info{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:20px;
  background:linear-gradient(transparent,rgba(11,8,16,0.92));
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.hero-card-info .name{
  font-size:14px;
  font-weight:600;
}
.hero-card-info .meta{
  font-size:12px;
  color:var(--text-sub);
}
.live-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--accent-pink);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:4px 14px;
  border-radius:999px;
  letter-spacing:0.5px;
}

/* ===== 面包屑 ===== */
.breadcrumb{
  padding:16px 0 0;
  font-size:12px;
  color:var(--text-sub);
}
.breadcrumb a{color:var(--text-sub);transition:color 0.2s;}
.breadcrumb a:hover{color:var(--brand-purple-light);}
.breadcrumb .sep{margin:0 10px;opacity:0.5;}
.breadcrumb .current{color:var(--text-main);}

/* ===== 入口方式卡片 ===== */
.entry-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:48px;
}
.entry-card{
  background:var(--bg-surface);
  border:1px solid rgba(157,92,255,0.12);
  border-radius:var(--radius-card);
  padding:20px;
  transition:all 0.3s ease;
  position:relative;
  overflow:hidden;
}
.entry-card:hover{
  transform:translateY(-4px);
  border-color:var(--border-hover);
  box-shadow:var(--shadow-hover);
}
.entry-card .cover{
  border-radius:10px;
  overflow:hidden;
  margin-bottom:16px;
  aspect-ratio:16/10;
}
.entry-card .cover img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 0.45s ease;
}
.entry-card:hover .cover img{transform:scale(1.05);}
.entry-card .badge{
  display:inline-block;
  background:rgba(157,92,255,0.12);
  border:1px solid rgba(157,92,255,0.3);
  color:var(--brand-purple-light);
  font-size:12px;
  padding:3px 12px;
  border-radius:999px;
  margin-bottom:12px;
}
.entry-card h3{
  font-size:1.125rem;
  font-weight:600;
  margin-bottom:10px;
  line-height:1.4;
}
.entry-card p{
  font-size:0.875rem;
  color:var(--text-sub);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.entry-card .link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:16px;
  font-size:13px;
  color:var(--accent-cyan);
  font-weight:500;
  transition:gap 0.25s;
}
.entry-card .link:hover{gap:10px;}
.entry-card .link svg{width:16px;height:16px;}

/* ===== 流程步骤 ===== */
.steps-wrap{
  margin-top:48px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  counter-reset:step;
}
.step-card{
  position:relative;
  background:var(--bg-surface);
  border:1px solid rgba(255,255,255,0.07);
  border-radius:var(--radius-card);
  padding:28px 20px 24px;
  counter-increment:step;
  transition:all 0.3s ease;
}
.step-card::before{
  content:counter(step,decimal-leading-zero);
  font-size:2rem;
  font-weight:800;
  line-height:1;
  color:rgba(157,92,255,0.2);
  display:block;
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step-card:hover{
  border-color:var(--border-hover);
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.step-card h3{font-size:1.0625rem;font-weight:600;margin-bottom:10px;}
.step-card p{font-size:0.875rem;color:var(--text-sub);line-height:1.7;}
.step-card .line{
  position:absolute;
  top:36px;right:-14px;
  width:20px;height:1px;
  background:rgba(157,92,255,0.35);
}
.step-card:last-child .line{display:none;}

/* ===== 信息 banner ===== */
.info-banner{
  margin:0 0 96px;
  border-radius:20px;
  overflow:hidden;
  position:relative;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.info-banner::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(11,8,16,0.92),rgba(157,92,255,0.35) 70%,rgba(11,8,16,0.7));
}
.info-banner > *{position:relative;z-index:1;}
.info-banner .info-title{
  font-size:1.5rem;
  font-weight:700;
  margin-bottom:8px;
}
.info-banner .info-sub{
  color:var(--text-sub);
  font-size:0.9375rem;
  max-width:500px;
}
.info-banner .info-list{
  display:flex;
  gap:24px;
  flex-wrap:wrap;
}
.info-count{
  min-width:100px;
}
.info-count .num{
  font-size:2rem;
  font-weight:800;
  color:var(--accent-pink);
  font-variant-numeric:tabular-nums;
}
.info-count .label{
  font-size:12px;
  color:var(--text-sub);
  margin-top:2px;
}

/* ===== 准备清单 ===== */
.checklist-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
}
.checklist-visual{
  border-radius:20px;
  overflow:hidden;
  border:1px solid rgba(157,92,255,0.12);
}
.checklist-visual img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.checklist-items{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.check-item{
  display:flex;
  gap:14px;
  padding:18px 20px;
  background:var(--bg-surface);
  border:1px solid rgba(255,255,255,0.07);
  border-radius:14px;
  transition:all 0.25s;
}
.check-item:hover{
  border-color:var(--border-hover);
  background:rgba(157,92,255,0.04);
}
.check-item .icon{
  width:40px;height:40px;
  border-radius:10px;
  background:rgba(34,211,238,0.1);
  border:1px solid rgba(34,211,238,0.25);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--accent-cyan);
  flex-shrink:0;
}
.check-item .icon svg{width:20px;height:20px;}
.check-item h3{font-size:0.9375rem;font-weight:600;margin-bottom:4px;}
.check-item p{font-size:0.8125rem;color:var(--text-sub);line-height:1.6;}

/* ===== FAQ ===== */
.faq-list{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,0.08);
}
.faq-item{
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.faq-q{
  width:100%;
  background:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:56px;
  padding:0 16px;
  text-align:left;
  font-size:15px;
  font-weight:600;
  color:var(--text-main);
  cursor:pointer;
  transition:background 0.25s;
  gap:16px;
}
.faq-q:hover{background:rgba(255,255,255,0.02);}
.faq-item.open .faq-q{
  background:rgba(157,92,255,0.08);
  border-left:3px solid var(--brand-purple);
}
.faq-q .arrow{
  width:20px;height:20px;
  flex-shrink:0;
  color:var(--text-sub);
  transition:transform 0.3s ease;
}
.faq-item.open .arrow{transform:rotate(45deg);color:var(--brand-purple-light);}
.faq-a{
  display:none;
  padding:4px 20px 20px 44px;
  font-size:14px;
  color:var(--text-sub);
  line-height:1.7;
}

/* ===== CTA 订阅 ===== */
.cta-panel{
  margin:0 0 96px;
  border-radius:20px;
  background:linear-gradient(120deg,rgba(157,92,255,0.15),rgba(34,211,238,0.08) 60%,var(--bg-surface));
  border:1px solid rgba(157,92,255,0.2);
  padding:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-panel h2{
  font-size:1.4rem;
  font-weight:700;
  margin-bottom:8px;
}
.cta-panel p{color:var(--text-sub);font-size:0.9375rem;}
.cta-panel .form-wrap{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  min-width:320px;
  flex:1;
  justify-content:flex-end;
}
.cta-panel input[type="email"]{
  flex:1;
  min-width:240px;
  height:44px;
  border-radius:var(--radius-input);
  border:1px solid rgba(255,255,255,0.12);
  background:rgba(255,255,255,0.06);
  padding:0 16px;
  font-size:14px;
  color:var(--text-main);
  transition:all 0.25s;
}
.cta-panel input[type="email"]::placeholder{color:var(--text-sub);}
.cta-panel input[type="email"]:focus{
  border:2px solid var(--accent-cyan);
  background:rgba(34,211,238,0.05);
  padding:0 15px;
}
.cta-panel .form-msg{
  width:100%;
  font-size:12px;
  color:var(--accent-cyan);
  margin-top:8px;
  text-align:right;
}
.cta-panel .form-msg.error{color:#FF5C5C;}

/* ===== 页脚 ===== */
.footer{
  background:var(--bg-sidebar);
  border-top:1px solid rgba(255,255,255,0.06);
  padding:64px 0 0;
  margin-left:240px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:48px;
  padding-bottom:48px;
}
.footer h4{
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  color:var(--text-main);
}
.footer p{
  font-size:13px;
  color:var(--text-sub);
  line-height:1.8;
  max-width:360px;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-links a{
  font-size:13px;
  color:var(--text-sub);
  transition:color 0.2s;
}
.footer-links a:hover{color:var(--brand-purple-light);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.06);
  padding:20px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:12px;
  color:var(--text-dim);
}
.footer-bottom span{white-space:nowrap;}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .sidebar{display:none;}
  .mobile-header{display:flex;}
  .main-content{margin-left:0;}
  .footer{margin-left:0;}
  .hero-content{
    grid-template-columns:1fr;
    padding:56px 20px;
    gap:32px;
  }
  .hero{min-height:auto;}
  .hero-card{max-width:480px;}
  .entry-grid{grid-template-columns:repeat(2,1fr);}
  .steps-wrap{grid-template-columns:repeat(2,1fr);}
  .step-card .line{display:none;}
  .checklist-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  .section{padding:64px 0;}
  .container{padding:0 20px;}
  .entry-grid{grid-template-columns:1fr;}
  .steps-wrap{grid-template-columns:1fr;}
  .info-banner{padding:40px 24px;}
  .cta-panel{padding:32px 24px;}
  .cta-panel .form-wrap{min-width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-text h1{font-size:1.9rem;}
  .section-title{font-size:1.5rem;}
}

/* roulang page: article */
:root {
    --bg: #0B0810;
    --surface: #161021;
    --surface-light: #1C1530;
    --border: rgba(157, 92, 255, 0.12);
    --border-hover: rgba(157, 92, 255, 0.35);
    --primary: #9D5CFF;
    --primary-light: #B07CFF;
    --accent: #22D3EE;
    --pink: #FF3D9A;
    --text: #F2EEF6;
    --text-secondary: #A99FC4;
    --muted: #6C6783;
    --bg-deep: #0E0A17;
    --radius: 16px;
    --radius-md: 12px;
    --radius-sm: 10px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
    --shadow-hover: 0 14px 40px rgba(157, 92, 255, 0.2);
    --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-family);
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    display: block;
}
button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}
svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ===== 左侧导航 ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 100vh;
    background: var(--bg-deep);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    flex-direction: column;
    z-index: 100;
}
.sidebar-brand {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.brand-text {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.2px;
    color: var(--text);
    line-height: 1.4;
    text-align: center;
}
.sidebar-nav {
    flex: 1;
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 44px;
    padding: 0 20px;
    font-size: 14px;
    color: var(--text-secondary);
    border-left: 3px solid transparent;
    transition: color 0.2s, background 0.2s, border-color 0.2s;
    position: relative;
}
.sidebar-nav a svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: currentColor;
}
.sidebar-nav a:hover {
    color: var(--text);
    background: rgba(157, 92, 255, 0.05);
}
.sidebar-nav a.active {
    color: var(--text);
    border-left-color: var(--primary);
    background: rgba(157, 92, 255, 0.12);
    font-weight: 600;
}
.sidebar-foot {
    padding: 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 12px;
    color: var(--muted);
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.sidebar-foot em {
    font-style: normal;
    color: var(--accent);
    font-weight: 700;
}

/* ===== 移动端顶部 ===== */
.mobile-header {
    display: none;
    height: 64px;
    background: var(--bg-deep);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.mobile-logo {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}
.hamburger {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border-radius: 10px;
    transition: background 0.2s;
}
.hamburger:hover {
    background: rgba(157, 92, 255, 0.1);
    color: var(--text);
}
.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    height: 100vh;
    background: var(--bg);
    z-index: 200;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 30px rgba(0, 0, 0, 0.5);
}
.mobile-drawer.open {
    transform: translateX(0);
}
.drawer-head {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.drawer-logo {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
}
.drawer-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border-radius: 10px;
    transition: background 0.2s;
}
.drawer-close:hover {
    background: rgba(157, 92, 255, 0.1);
    color: var(--text);
}
.drawer-nav {
    flex: 1;
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.drawer-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 56px;
    padding: 0 20px;
    font-size: 16px;
    color: var(--text-secondary);
    border-left: 3px solid transparent;
    transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.drawer-nav a:hover,
.drawer-nav a.active {
    color: var(--text);
    background: rgba(157, 92, 255, 0.12);
    border-left-color: var(--primary);
    font-weight: 600;
}
.drawer-mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}
.drawer-mask.visible {
    opacity: 1;
    visibility: visible;
}

/* ===== 主内容布局 ===== */
.main-content {
    margin-left: 240px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.article-wrap {
    max-width: 800px;
    margin: 0 auto;
    padding: 48px 32px 64px;
    width: 100%;
    flex: 1;
}

/* ===== 面包屑 ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    gap: 6px;
}
.breadcrumb a {
    color: var(--text-secondary);
    transition: color 0.2s;
}
.breadcrumb a:hover {
    color: var(--primary);
}
.breadcrumb .sep {
    color: var(--muted);
}
.breadcrumb .current {
    color: var(--text);
    max-width: 30em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== 文章头部 ===== */
.article-header {
    margin-bottom: 32px;
}
.article-header h1 {
    font-size: clamp(1.75rem, 2vw + 1rem, 2.5rem);
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.5px;
    color: var(--text);
    margin-bottom: 16px;
}
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-meta svg {
    width: 15px;
    height: 15px;
    color: var(--muted);
}

/* ===== 文章封面 ===== */
.article-cover {
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 32px;
    border: 1px solid var(--border);
    position: relative;
    max-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
}
.article-cover img {
    width: 100%;
    height: auto;
    object-fit: cover;
}
.article-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(11, 8, 16, 0.35) 100%);
    pointer-events: none;
}

/* ===== 正文排版 ===== */
.article-body {
    font-size: 16px;
    line-height: 1.85;
    color: var(--text);
    margin-bottom: 40px;
}
.article-body p {
    margin-bottom: 1.2em;
}
.article-body h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 40px 0 16px;
    border-left: 3px solid var(--primary);
    padding-left: 14px;
    line-height: 1.4;
}
.article-body h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 32px 0 12px;
    line-height: 1.4;
}
.article-body h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 24px 0 10px;
}
.article-body img {
    max-width: 100%;
    margin: 24px auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}
.article-body a {
    color: var(--primary);
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}
.article-body a:hover {
    border-bottom-color: var(--primary);
}
.article-body blockquote {
    border-left: 3px solid var(--accent);
    background: rgba(157, 92, 255, 0.08);
    padding: 16px 20px;
    font-style: italic;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 24px 0;
    color: var(--text-secondary);
}
.article-body pre {
    background: #151021;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 18px;
    overflow-x: auto;
    font-size: 14px;
    line-height: 1.7;
    margin: 24px 0;
    color: var(--text);
    white-space: pre-wrap;
    word-break: break-word;
}
.article-body code {
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 14px;
    background: rgba(157, 92, 255, 0.08);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--primary-light);
}
.article-body pre code {
    background: none;
    padding: 0;
    color: var(--text);
}
.article-body ul,
.article-body ol {
    margin: 0 0 1.2em 1.5em;
}
.article-body li {
    margin-bottom: 0.5em;
}
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}
.article-body th,
.article-body td {
    border: 1px solid var(--border);
    padding: 10px 14px;
    text-align: left;
}
.article-body th {
    background: rgba(157, 92, 255, 0.08);
    font-weight: 600;
}
.article-body hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 32px 0;
}

/* ===== 无内容状态 ===== */
.not-found {
    padding: 60px 20px;
    text-align: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.not-found svg {
    width: 48px;
    height: 48px;
    color: var(--muted);
    margin: 0 auto 20px;
    display: block;
}
.not-found p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ===== 按钮 ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    height: 44px;
    padding: 0 24px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
}
.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(157, 92, 255, 0.3);
}
.btn-primary:active {
    transform: translateY(0);
}
.btn-primary svg {
    width: 16px;
    height: 16px;
}
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--accent);
    height: 44px;
    padding: 0 24px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    border: 1px solid var(--accent);
    transition: background 0.2s, transform 0.2s;
}
.btn-secondary:hover {
    background: rgba(34, 211, 238, 0.1);
    transform: translateY(-1px);
    border-color: rgba(34, 211, 238, 0.7);
}
.btn-secondary:active {
    transform: translateY(0);
}
.btn-secondary svg {
    width: 16px;
    height: 16px;
}

/* ===== 文章底部操作 ===== */
.article-footerbar {
    border-top: 1px solid var(--border);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.article-footerbar .btn-secondary {
    justify-content: center;
}

/* ===== 相关推荐 ===== */
.related-section {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 64px 0;
    flex-shrink: 0;
}
.section-head {
    margin-bottom: 32px;
}
.section-head h2 {
    font-size: clamp(1.375rem, 2vw + 0.5rem, 1.9rem);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}
.section-head p {
    font-size: 14px;
    color: var(--text-secondary);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-grid .card {
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
}
.related-grid .card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--border-hover);
}
.card-cover {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--surface);
}
.card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.related-grid .card:hover .card-cover img {
    transform: scale(1.05);
}
.card-cover .tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--pink);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    z-index: 2;
}
.tag-live {
    background: var(--accent) !important;
    color: #0B0810 !important;
}
.card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}
.card-body h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.5;
    margin: 0;
    transition: color 0.2s;
}
.related-grid .card:hover .card-body h3 {
    color: var(--primary-light);
}
.card-body p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
    padding: 48px 0 24px;
    flex-shrink: 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}
.footer-grid h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}
.footer-grid p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 360px;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.2s;
}
.footer-links a:hover {
    color: var(--primary);
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 12px;
    color: var(--muted);
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
    .sidebar {
        display: none;
    }
    .mobile-header {
        display: flex;
    }
    .main-content {
        margin-left: 0;
    }
    .article-wrap {
        padding: 32px 20px 48px;
    }
    .related-section {
        padding: 48px 0;
    }
}
@media (max-width: 767px) {
    .container {
        padding: 0 16px;
    }
    .article-wrap {
        padding: 24px 16px 40px;
    }
    .article-header h1 {
        font-size: 1.5rem;
    }
    .article-body {
        font-size: 15px;
        line-height: 1.8;
    }
    .related-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .breadcrumb .current {
        max-width: 12em;
    }
}
@media (max-width: 520px) {
    .mobile-header {
        height: 60px;
        padding: 0 16px;
    }
    .article-meta {
        gap: 12px;
    }
    .article-meta .meta-read {
        display: none;
    }
    .article-footerbar {
        flex-direction: column;
        gap: 16px;
    }
    .article-footerbar .btn-secondary {
        width: 100%;
    }
    .card-body {
        padding: 16px;
    }
}

/* roulang page: category2 */
:root {
      --bg-main: #0B0810;
      --bg-surface: #161021;
      --bg-nav: #0E0A17;
      --brand: #9D5CFF;
      --brand-light: #B07CFF;
      --accent: #22D3EE;
      --pink: #FF3D9A;
      --text-main: #F2EEF6;
      --text-sub: #A99FC4;
      --text-disable: #6C6783;
      --border: rgba(255, 255, 255, 0.08);
      --border-brand: rgba(157, 92, 255, 0.12);
      --border-brand-hover: rgba(157, 92, 255, 0.35);
      --shadow-base: 0 10px 30px rgba(0, 0, 0, 0.45);
      --shadow-brand: 0 14px 40px rgba(157, 92, 255, 0.20);
      --radius-card: 16px;
      --radius-btn: 10px;
      --radius-input: 12px;
      --radius-tag: 999px;
      --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
      --nav-w: 240px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-stack);
      background: var(--bg-main);
      color: var(--text-main);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.2s ease;
    }

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

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

    input {
      font-family: inherit;
      background: none;
      border: none;
      outline: none;
    }

    ul,
    ol {
      list-style: none;
    }

    .container {
      max-width: 1120px;
      margin: 0 auto;
      padding: 0 32px;
    }

    /* ===== Layout ===== */
    .layout {
      min-height: 100vh;
      display: flex;
    }

    .sidebar-nav {
      width: var(--nav-w);
      min-height: 100vh;
      position: fixed;
      top: 0;
      left: 0;
      background: var(--bg-nav);
      border-right: 1px solid rgba(255, 255, 255, 0.06);
      display: flex;
      flex-direction: column;
      padding: 0 16px 32px;
      z-index: 100;
    }

    .sidebar-brand {
      height: 72px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 700;
      letter-spacing: -0.2px;
      color: var(--text-main);
      border-bottom: 1px solid var(--border);
      margin-bottom: 20px;
      white-space: nowrap;
    }

    .sidebar-brand span {
      background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .sidebar-nav a {
      display: flex;
      align-items: center;
      height: 44px;
      padding: 0 14px;
      margin-bottom: 4px;
      border-radius: 10px;
      font-size: 14px;
      color: var(--text-sub);
      gap: 10px;
      transition: background 0.25s ease, color 0.25s ease;
      position: relative;
    }

    .sidebar-nav a svg {
      width: 18px;
      height: 18px;
      fill: none;
      stroke: currentColor;
      stroke-width: 1.5;
      stroke-linecap: round;
      stroke-linejoin: round;
      flex-shrink: 0;
    }

    .sidebar-nav a:hover {
      color: var(--text-main);
      background: rgba(157, 92, 255, 0.06);
    }

    .sidebar-nav a.active {
      color: var(--text-main);
      background: rgba(157, 92, 255, 0.12);
      font-weight: 600;
    }

    .sidebar-nav a.active::before {
      content: "";
      position: absolute;
      left: 0;
      top: 10px;
      bottom: 10px;
      width: 3px;
      border-radius: 3px;
      background: var(--brand);
    }

    .sidebar-live {
      margin-top: auto;
      background: rgba(157, 92, 255, 0.08);
      border: 1px solid var(--border-brand);
      border-radius: 14px;
      padding: 16px;
      text-align: center;
    }

    .sidebar-live .live-dot {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: var(--pink);
      font-weight: 600;
    }

    .sidebar-live .live-dot::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--pink);
      animation: pulse 2.5s infinite;
    }

    .sidebar-live p {
      font-size: 12px;
      color: var(--text-sub);
      margin-top: 8px;
      line-height: 1.5;
    }

    .main-wrap {
      flex: 1;
      margin-left: var(--nav-w);
      min-width: 0;
      display: flex;
      flex-direction: column;
    }

    /* ===== Mobile header ===== */
    .mobile-header {
      display: none;
      position: sticky;
      top: 0;
      z-index: 200;
      height: 64px;
      background: var(--bg-nav);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      padding: 0 20px;
      align-items: center;
      justify-content: space-between;
    }

    .mobile-brand {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
      white-space: nowrap;
    }

    .mobile-brand span {
      color: var(--brand-light);
    }

    .menu-btn {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      transition: background 0.2s ease;
    }

    .menu-btn:hover {
      background: rgba(255, 255, 255, 0.08);
    }

    .menu-btn svg {
      width: 24px;
      height: 24px;
      stroke: currentColor;
      fill: none;
      stroke-width: 1.5;
      stroke-linecap: round;
    }

    /* ===== Hero ===== */
    .category-hero {
      position: relative;
      min-height: 480px;
      display: flex;
      align-items: center;
      padding: 72px 0 64px;
      overflow: hidden;
      background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }

    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 8, 16, 0.62) 0%, rgba(11, 8, 16, 0.88) 100%);
    }

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

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 61, 154, 0.16);
      border: 1px solid rgba(255, 61, 154, 0.3);
      color: var(--pink);
      font-size: 13px;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: var(--radius-tag);
      margin-bottom: 24px;
    }

    .hero-tag .live-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--pink);
      animation: pulse 2.5s infinite;
    }

    .category-hero h1 {
      font-size: clamp(2rem, 4vw + 1rem, 3.25rem);
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.2;
      max-width: 720px;
      margin-bottom: 16px;
    }

    .category-hero h1 .gradient-text {
      background: linear-gradient(120deg, var(--brand-light), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 16px;
      color: var(--text-sub);
      max-width: 560px;
      line-height: 1.8;
      margin-bottom: 36px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 48px;
      padding: 0 28px;
      border-radius: var(--radius-btn);
      font-size: 15px;
      font-weight: 600;
      transition: all 0.25s ease;
      white-space: nowrap;
      border: 1px solid transparent;
    }

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

    .btn-primary:hover {
      background: var(--brand-light);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(157, 92, 255, 0.3);
    }

    .btn-primary:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn-outline {
      background: transparent;
      border-color: var(--accent);
      color: var(--accent);
    }

    .btn-outline:hover {
      background: rgba(34, 211, 238, 0.1);
      border-color: var(--accent);
      color: var(--accent);
      transform: translateY(-1px);
    }

    /* ===== Stats ===== */
    .stats-section {
      padding: 64px 0;
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      letter-spacing: 0.4px;
      color: var(--accent);
      font-weight: 600;
      text-transform: uppercase;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: clamp(1.375rem, 2vw + 0.5rem, 1.9rem);
      font-weight: 700;
      margin-bottom: 40px;
      letter-spacing: -0.3px;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .stat-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-brand);
      border-radius: var(--radius-card);
      padding: 28px 20px;
      text-align: center;
      transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
    }

    .stat-card:hover {
      border-color: var(--border-brand-hover);
      transform: translateY(-4px);
      box-shadow: var(--shadow-brand);
    }

    .stat-number {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--pink);
      font-variant-numeric: tabular-nums;
      line-height: 1.2;
    }

    .stat-label {
      margin-top: 8px;
      font-size: 13px;
      color: var(--text-sub);
    }

    /* ===== Cards ===== */
    .cards-section {
      padding: 64px 0 80px;
    }

    .cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .hot-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-brand);
      border-radius: var(--radius-card);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }

    .hot-card:hover {
      transform: translateY(-4px);
      border-color: var(--border-brand-hover);
      box-shadow: var(--shadow-brand);
    }

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

    .card-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    .card-tag {
      position: absolute;
      top: 14px;
      left: 14px;
      background: var(--pink);
      color: #fff;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: var(--radius-tag);
      z-index: 2;
    }

    .card-tag.cyan {
      background: var(--accent);
      color: #082f36;
    }

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

    .card-body h3 {
      font-size: 1.125rem;
      font-weight: 600;
      line-height: 1.45;
      margin-bottom: 10px;
    }

    .card-body p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.7;
      flex: 1;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-top: 18px;
      font-size: 12px;
      color: var(--text-disable);
    }

    .card-meta a {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      color: var(--brand-light);
      font-weight: 600;
      transition: gap 0.2s ease;
    }

    .card-meta a:hover {
      gap: 8px;
    }

    .card-meta a svg {
      width: 15px;
      height: 15px;
      stroke: currentColor;
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    /* ===== Banner ===== */
    .banner-band {
      position: relative;
      border-radius: 20px;
      overflow: hidden;
      padding: 56px 48px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
      background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      margin-bottom: 80px;
    }

    .banner-band::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(11, 8, 16, 0.92) 0%, rgba(157, 92, 255, 0.25) 100%);
      border-radius: 20px;
    }

    .banner-band > * {
      position: relative;
      z-index: 2;
    }

    .banner-text h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .banner-text p {
      color: var(--text-sub);
      font-size: 14px;
    }

    /* ===== Steps ===== */
    .steps-section {
      padding: 0 0 80px;
    }

    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
    }

    .step-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-brand);
      border-radius: var(--radius-card);
      padding: 28px 22px;
      position: relative;
      transition: border-color 0.3s ease, transform 0.3s ease;
    }

    .step-item:hover {
      border-color: var(--border-brand-hover);
      transform: translateY(-3px);
    }

    .step-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: 10px;
      background: rgba(157, 92, 255, 0.16);
      color: var(--brand-light);
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .step-item h4 {
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 8px;
    }

    .step-item p {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.7;
    }

    /* ===== FAQ ===== */
    .faq-section {
      padding: 80px 0;
    }

    .faq-list {
      max-width: 800px;
    }

    .faq-item {
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .faq-item:first-child {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .faq-q {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 18px 12px;
      text-align: left;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      transition: background 0.25s ease;
      border-radius: 8px;
    }

    .faq-q:hover {
      background: rgba(157, 92, 255, 0.06);
    }

    .faq-q .faq-icon {
      width: 20px;
      height: 20px;
      flex-shrink: 0;
      transition: transform 0.25s ease;
    }

    .faq-q.open .faq-icon {
      transform: rotate(45deg);
    }

    .faq-q.open {
      color: var(--brand-light);
    }

    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.8;
      padding: 0 12px;
    }

    .faq-a.open {
      max-height: 400px;
      padding: 0 12px 20px;
    }

    /* ===== CTA ===== */
    .cta-section {
      padding: 32px 0 96px;
    }

    .cta-panel {
      position: relative;
      background: linear-gradient(135deg, rgba(157, 92, 255, 0.5) 0%, rgba(34, 211, 238, 0.2) 60%, rgba(11, 8, 16, 0.3) 100%);
      border-radius: 20px;
      padding: 56px 48px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      flex-wrap: wrap;
      border: 1px solid rgba(157, 92, 255, 0.18);
    }

    .cta-text h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .cta-text p {
      color: var(--text-sub);
      font-size: 14px;
    }

    .cta-form {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .cta-form input {
      width: 260px;
      height: 48px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: var(--radius-input);
      padding: 0 16px;
      color: var(--text-main);
      font-size: 14px;
      transition: border-color 0.25s ease, background 0.25s ease;
    }

    .cta-form input::placeholder {
      color: var(--text-sub);
    }

    .cta-form input:focus {
      border-color: var(--accent);
      border-width: 2px;
      background: rgba(34, 211, 238, 0.05);
    }

    .cta-form input.error {
      border-color: #FF5C5C;
    }

    .cta-form input.disabled {
      opacity: 0.4;
      pointer-events: none;
    }

    .form-feedback {
      width: 100%;
      font-size: 13px;
      color: var(--accent);
      margin-top: 8px;
      display: none;
    }

    .form-feedback.show {
      display: block;
    }

    /* ===== Footer ===== */
    .footer {
      background: var(--bg-nav);
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding: 56px 0 32px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer h4 {
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer p {
      font-size: 13px;
      color: var(--text-sub);
      line-height: 1.8;
    }

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

    .footer-links a {
      font-size: 13px;
      color: var(--text-sub);
      transition: color 0.2s ease;
    }

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

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      border-top: 1px solid var(--border);
      padding-top: 24px;
      font-size: 12px;
      color: var(--text-disable);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1023px) {
      .sidebar-nav {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        box-shadow: 0 0 60px rgba(0, 0, 0, 0.5);
      }

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

      .mobile-header {
        display: flex;
      }

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

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

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

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

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .category-hero {
        padding: 56px 0;
      }
    }

    @media (max-width: 767px) {
      .container {
        padding: 0 20px;
      }

      .category-hero {
        min-height: 420px;
        padding: 48px 0;
      }

      .hero-actions .btn {
        width: 100%;
      }

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

      .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 14px;
      }

      .stat-card {
        padding: 20px 14px;
      }

      .stat-number {
        font-size: 1.6rem;
      }

      .banner-band {
        padding: 36px 24px;
      }

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

      .cta-panel {
        padding: 36px 24px;
        flex-direction: column;
        align-items: flex-start;
      }

      .cta-form {
        width: 100%;
      }

      .cta-form input {
        width: 100%;
      }

      .cta-form .btn {
        width: 100%;
      }

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

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

      .category-hero h1 {
        font-size: 1.7rem;
      }

      .hero-desc {
        font-size: 14px;
      }

      .section-title {
        font-size: 1.3rem;
      }

      .banner-band {
        padding: 28px 20px;
      }

      .banner-text h3 {
        font-size: 1.1rem;
      }
    }

    @keyframes pulse {
      0% {
        box-shadow: 0 0 0 0 rgba(255, 61, 154, 0.6);
      }
      70% {
        box-shadow: 0 0 0 8px rgba(255, 61, 154, 0);
      }
      100% {
        box-shadow: 0 0 0 0 rgba(255, 61, 154, 0);
      }
    }