/* roulang page: index */
:root{
  --primary:#ff4d2e;
  --primary-2:#ff8a5c;
  --accent:#00d4ff;
  --accent-2:#7cf5ff;
  --gold:#ffd166;
  --bg-deep:#080c14;
  --bg-dark:#0d1420;
  --bg-card:#121b2b;
  --bg-card-2:#162240;
  --text-1:#f0f4fa;
  --text-2:#aab4c8;
  --text-note:#6b7890;
  --line:#1e2a3d;
  --line-light:#2a3952;
  --success:#22c58b;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --radius-xl:34px;
  --shadow-1:0 8px 30px rgba(0,0,0,0.35);
  --shadow-2:0 16px 48px rgba(0,0,0,0.45);
  --shadow-3:0 0 0 1px rgba(255,77,46,0.4),0 12px 40px rgba(255,77,46,0.18);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --font-sans:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,sans-serif;
  --font-display:"Space Grotesk","Inter","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--bg-deep);
  color:var(--text-1);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.grid-container{max-width:1440px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.section{padding:96px 0;position:relative}
.section-head{margin-bottom:52px;max-width:760px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:3px;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.section-eyebrow::before{content:'';width:24px;height:2px;background:var(--accent);border-radius:2px;display:inline-block}
.section-head.center .section-eyebrow::after{content:'';width:24px;height:2px;background:var(--accent);border-radius:2px;display:inline-block}
.section-head h2{font-size:38px;line-height:1.2;font-weight:900;letter-spacing:.5px;color:var(--text-1)}
.section-head p{color:var(--text-2);font-size:16px;margin-top:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 30px;border-radius:12px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:var(--transition);
  letter-spacing:.3px;white-space:nowrap;text-align:center;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#ff7a3c);
  color:#fff;box-shadow:0 6px 24px rgba(255,77,46,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(255,77,46,.5);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 16px rgba(255,77,46,.4)}
.btn-outline{
  border-color:var(--line-light);color:var(--text-1);background:rgba(255,255,255,.03);
}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-lg{padding:16px 38px;font-size:16px;border-radius:14px}
.btn-sm{padding:10px 22px;font-size:14px;border-radius:10px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;font-size:13px;font-weight:700;
  background:rgba(255,77,46,.12);color:var(--primary-2);border:1px solid rgba(255,77,46,.25);
}
.badge-accent{background:rgba(0,212,255,.1);color:var(--accent);border-color:rgba(0,212,255,.25)}
.badge-gold{background:rgba(255,209,102,.12);color:var(--gold);border-color:rgba(255,209,102,.3)}
.site-header{
  position:sticky;top:0;z-index:999;
  padding:14px 0 10px;
  background:linear-gradient(to bottom,rgba(8,12,20,.85),rgba(8,12,20,.65));
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.nav-panel{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:linear-gradient(135deg,rgba(18,27,43,.94),rgba(13,20,32,.96));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:10px 18px;
  box-shadow:var(--shadow-1);
  position:relative;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-icon{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),#ff7a3c);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;color:#fff;box-shadow:0 4px 20px rgba(255,77,46,.4);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.5px;line-height:1.3}
.brand-text em{font-style:normal;color:var(--primary)}
.main-nav{
  display:flex;align-items:center;gap:6px;flex:1;justify-content:center;
}
.nav-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:12px;
  font-weight:600;font-size:15px;color:var(--text-2);
  border:1px solid transparent;transition:var(--transition);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-link.active{
  color:#fff;background:rgba(255,77,46,.12);
  border-color:rgba(255,77,46,.28);
}
.nav-cta{flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text-1);font-size:19px;cursor:pointer;align-items:center;justify-content:center;
  transition:var(--transition);flex-shrink:0;
}
.nav-toggle:hover{border-color:var(--accent);color:var(--accent)}
.hero{
  position:relative;padding:110px 0 96px;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;opacity:.32;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(ellipse at 15% 50%,rgba(255,77,46,.22),transparent 55%),
    radial-gradient(ellipse at 85% 20%,rgba(0,212,255,.16),transparent 50%);
  pointer-events:none;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to right,rgba(8,12,20,.98) 30%,rgba(8,12,20,.82) 65%,rgba(8,12,20,.92));
}
.hero .grid-container{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 20px;border-radius:999px;
  background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.25);
  color:var(--accent);font-size:14px;font-weight:700;letter-spacing:1px;
  margin-bottom:26px;
}
.hero h1{
  font-family:var(--font-display);
  font-size:58px;line-height:1.12;font-weight:900;
  letter-spacing:1px;margin-bottom:22px;
}
.hero h1 span{
  background:linear-gradient(120deg,var(--primary),var(--gold));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-desc{
  font-size:18px;color:var(--text-2);line-height:1.8;
  max-width:560px;margin-bottom:34px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:30px}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap}
.hud-panel{
  position:relative;
  background:
    linear-gradient(rgba(0,212,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,212,255,.05) 1px,transparent 1px),
    linear-gradient(135deg,rgba(13,20,32,.96),rgba(20,30,48,.94));
  background-size:26px 26px,26px 26px,100% 100%;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:38px 34px 30px;
  box-shadow:var(--shadow-2);
  overflow:hidden;
}
.hud-panel::after{
  content:'';position:absolute;top:0;left:0;width:140px;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent),transparent);
  border-radius:3px;
}
.hud-title{
  font-size:12px;letter-spacing:3px;color:var(--text-note);
  text-transform:uppercase;margin-bottom:28px;
  display:flex;align-items:center;gap:8px;
}
.hud-title i{color:var(--accent);font-size:15px}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.stat-cell{
  padding:18px 16px;background:rgba(0,0,0,.28);
  border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-md);
  transition:var(--transition);
}
.stat-cell:hover{border-color:rgba(0,212,255,.3);transform:translateY(-3px)}
.stat-value{
  font-family:var(--font-display);
  font-size:36px;font-weight:900;line-height:1.1;
  background:linear-gradient(135deg,#fff 20%,var(--accent-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.stat-label{color:var(--text-note);font-size:13px;font-weight:600;margin-top:6px;letter-spacing:.5px}
.hud-footer{
  margin-top:28px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--text-2);
}
.hud-dot{
  width:8px;height:8px;border-radius:50%;background:var(--success);
  box-shadow:0 0 0 4px rgba(34,197,139,.15);flex-shrink:0;
}
.features-strip{
  background:var(--bg-dark);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.mini-card{
  height:100%;background:var(--bg-card);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 28px;transition:var(--transition);
}
.mini-card:hover{border-color:rgba(0,212,255,.32);transform:translateY(-5px);box-shadow:var(--shadow-2)}
.mini-icon{
  width:56px;height:56px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;margin-bottom:22px;
  background:rgba(255,77,46,.12);color:var(--primary);border:1px solid rgba(255,77,46,.25);
}
.mini-card:nth-child(2) .mini-icon{background:rgba(0,212,255,.1);color:var(--accent);border-color:rgba(0,212,255,.25)}
.mini-card:nth-child(3) .mini-icon{background:rgba(255,209,102,.1);color:var(--gold);border-color:rgba(255,209,102,.25)}
.mini-card:nth-child(4) .mini-icon{background:rgba(34,197,139,.1);color:var(--success);border-color:rgba(34,197,139,.25)}
.mini-card h3{font-size:18px;font-weight:800;margin-bottom:10px}
.mini-card p{color:var(--text-2);font-size:14px;line-height:1.7}
.categories-section .category-card{
  position:relative;display:flex;flex-direction:column;height:100%;
  background:linear-gradient(160deg,var(--bg-card),var(--bg-dark));
  border:1px solid var(--line);border-radius:var(--radius-xl);
  overflow:hidden;transition:var(--transition);
  min-height:320px;
}
.category-card:hover{border-color:rgba(255,77,46,.4);transform:translateY(-6px);box-shadow:var(--shadow-2)}
.category-cover{
  position:absolute;right:0;top:0;height:100%;width:38%;
  object-fit:cover;opacity:.3;transition:var(--transition);border-radius:0;
}
.category-card:hover .category-cover{opacity:.5;transform:scale(1.04)}
.category-body{
  position:relative;z-index:2;display:flex;flex-direction:column;
  padding:38px 36px;width:100%;height:100%;
}
.category-icon{
  width:56px;height:56px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;margin-bottom:22px;
  background:rgba(255,77,46,.12);color:var(--primary);border:1px solid rgba(255,77,46,.25);
}
.category-card.accent .category-icon{background:rgba(0,212,255,.1);color:var(--accent);border-color:rgba(0,212,255,.25)}
.category-body h3{font-size:24px;font-weight:900;margin-bottom:12px}
.category-body p{color:var(--text-2);font-size:15px;line-height:1.7;margin-bottom:18px;max-width:340px}
.category-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.category-tags span{
  display:inline-block;padding:4px 14px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  font-size:13px;color:var(--text-mid);font-weight:600;
}
.category-body .btn{width:fit-content}
.news-section{
  background:var(--bg-deep);
}
.news-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:28px;transition:var(--transition);
}
.news-card:hover{border-color:rgba(0,212,255,.35);transform:translateY(-4px);box-shadow:var(--shadow-2)}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.news-date{font-size:13px;color:var(--text-note);display:inline-flex;align-items:center;gap:6px}
.news-title{font-size:17px;font-weight:800;line-height:1.55;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-excerpt{color:var(--text-2);font-size:14px;line-height:1.7;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-more{
  margin-top:20px;color:var(--accent);font-size:14px;font-weight:700;
  display:inline-flex;align-items:center;gap:8px;
}
.news-more i{transition:var(--transition)}
.news-card:hover .news-more i{transform:translateX(5px)}
.empty-tip{
  grid-column:1/-1;text-align:center;padding:80px 20px;
  background:var(--bg-card);border:1px dashed var(--line);border-radius:var(--radius-lg);
  color:var(--text-note);font-size:16px;
}
.empty-tip i{font-size:44px;display:block;margin-bottom:16px;opacity:.5}
.events-section{
  background:linear-gradient(180deg,rgba(13,20,32,.6),rgba(8,12,20,1));
}
.event-card{
  display:block;height:100%;background:var(--bg-card);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;transition:var(--transition);
}
.event-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:rgba(255,77,46,.35)}
.event-cover{position:relative;height:190px;overflow:hidden}
.event-cover img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.event-card:hover .event-cover img{transform:scale(1.05)}
.event-status{
  position:absolute;top:16px;left:16px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(8,12,20,.82);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.1);border-radius:999px;
  padding:6px 14px;font-size:13px;font-weight:700;
}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(255,77,46,.2);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.event-body{padding:24px}
.event-body h3{font-size:19px;font-weight:800;margin-bottom:6px}
.event-body>p{color:var(--text-2);font-size:14px;margin-bottom:18px}
.event-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
}
.event-stat{
  background:rgba(0,0,0,.28);border:1px solid var(--line);
  border-radius:10px;padding:12px 8px;text-align:center;
}
.event-stat strong{display:block;font-size:16px;font-weight:800;color:var(--text-1)}
.event-stat span{font-size:12px;color:var(--text-note)}
.journey-section{
  background:var(--bg-dark);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.journey-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:20px}
.journey-step{
  position:relative;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:38px 28px;text-align:center;transition:var(--transition);
}
.journey-step:hover{transform:translateY(-6px);border-color:rgba(255,77,46,.4);box-shadow:var(--shadow-2)}
.step-num{
  position:absolute;top:14px;right:20px;
  font-family:var(--font-display);font-size:42px;font-weight:900;
  color:rgba(255,255,255,.06);line-height:1;
}
.step-icon{
  width:60px;height:60px;border-radius:18px;margin:0 auto 20px;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;background:rgba(255,77,46,.12);color:var(--primary);
  border:1px solid rgba(255,77,46,.25);
}
.journey-step:nth-child(2) .step-icon{background:rgba(0,212,255,.1);color:var(--accent);border-color:rgba(0,212,255,.25)}
.journey-step:nth-child(3) .step-icon{background:rgba(255,209,102,.1);color:var(--gold);border-color:rgba(255,209,102,.25)}
.journey-step:nth-child(4) .step-icon{background:rgba(34,197,139,.1);color:var(--success);border-color:rgba(34,197,139,.25)}
.journey-step h3{font-size:18px;font-weight:800;margin-bottom:10px}
.journey-step p{color:var(--text-2);font-size:14px;line-height:1.7}
.faq-item{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-md);
  margin-bottom:14px;overflow:hidden;transition:var(--transition);
}
.faq-item:hover{border-color:rgba(0,212,255,.25)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 24px;cursor:pointer;font-weight:700;font-size:16px;
  list-style:none;transition:var(--transition);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--accent)}
.faq-icon{flex-shrink:0;color:var(--primary);transition:var(--transition)}
.faq-item[open] .faq-icon{transform:rotate(180deg)}
.faq-answer{padding:0 24px 24px;color:var(--text-2);font-size:15px;line-height:1.8}
.faq-answer a{color:var(--accent);font-weight:600}
.cta-section{
  position:relative;padding:130px 0;overflow:hidden;
  border-top:1px solid var(--line);
}
.cta-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;opacity:.35;
}
.cta-overlay{
  position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(255,77,46,.2),rgba(8,12,20,.9) 70%);
}
.cta-box{
  position:relative;z-index:2;text-align:center;max-width:720px;margin:0 auto;
  padding:60px 40px;border-radius:var(--radius-xl);
  background:rgba(13,20,32,.72);border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-2);
}
.cta-box h2{font-size:36px;font-weight:900;line-height:1.3;margin-bottom:16px}
.cta-box p{color:var(--text-2);font-size:16px;line-height:1.8;margin-bottom:32px}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.site-footer{
  background:var(--bg-dark);
  border-top:1px solid var(--line);
  padding:72px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:340px}
.footer-social{display:flex;gap:12px;margin-top:22px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text-2);font-size:16px;transition:var(--transition);
}
.footer-social a:hover{color:var(--accent);border-color:var(--accent);transform:translateY(-3px)}
.footer-col h4{font-size:16px;font-weight:800;margin-bottom:18px;color:var(--text-1)}
.footer-link{
  display:block;color:var(--text-2);font-size:14px;padding:6px 0;
  transition:var(--transition);
}
.footer-link:hover{color:var(--accent);padding-left:6px}
.footer-bottom{
  border-top:1px solid var(--line);margin-top:54px;padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
  color:var(--text-note);font-size:13px;
}
@media (max-width:1024px){
  .hero h1{font-size:46px}
  .stat-value{font-size:30px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .journey-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav-panel{flex-wrap:wrap}
  .main-nav{
    display:none;flex-direction:column;width:100%;
    position:absolute;top:100%;left:0;z-index:99;
    background:rgba(13,20,32,.98);border:1px solid var(--line);
    border-radius:0 0 var(--radius-lg) var(--radius-lg);
    padding:14px;gap:6px;box-shadow:var(--shadow-2);
  }
  .main-nav.open{display:flex}
  .nav-link{width:100%;justify-content:flex-start}
  .nav-cta{width:100%}
  .nav-cta .btn{width:100%}
  .hero{padding:70px 0 60px}
  .hero h1{font-size:36px}
  .category-cover{width:45%}
  .section{padding:72px 0}
  .section-head h2{font-size:30px}
}
@media (max-width:768px){
  .grid-container{padding-left:18px;padding-right:18px}
  .stats-panel{padding:24px}
  .news-grid{grid-template-columns:1fr}
  .journey-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .category-card{min-height:280px}
  .category-cover{width:45%}
  .category-body{padding:28px 24px}
  .hero-tags{flex-wrap:wrap}
  .cta-box{padding:40px 20px}
  .cta-box h2{font-size:28px}
}
@media (max-width:520px){
  .brand-text{font-size:15px}
  .brand-icon{width:38px;height:38px;font-size:17px}
  .hero h1{font-size:30px}
  .section-head h2{font-size:24px}
  .category-cover{display:none}
  .category-body{width:100%}
  .journey-grid{grid-template-columns:1fr}
  .grid-container{padding-left:14px;padding-right:14px}
  .footer-bottom{flex-direction:column;text-align:center}
  .event-stats{grid-template-columns:1fr}
}

/* roulang page: category1 */
:root {
    --primary: #00e5ff;
    --primary-dark: #00b8d4;
    --accent: #ffb800;
    --accent-dark: #e6a600;
    --bg-deep: #080e1a;
    --bg-panel: #0f1728;
    --bg-card: #131e33;
    --bg-card-hover: #182741;
    --text-light: #e8edf4;
    --text-dim: #8a9ab0;
    --border: #1e2b40;
    --border-light: #263857;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 10px 40px rgba(0,0,0,.45);
    --shadow-hover: 0 16px 50px rgba(0,229,255,.12);
    --transition: all .3s ease;
    --section-space: 96px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    background: var(--bg-deep);
    color: var(--text-light);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.grid-container { max-width: 1200px; }
::selection { background: rgba(0,229,255,.25); color: #fff; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 4px; border-radius: 4px; }

.site-header {
    background: rgba(8,14,26,.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 16px 0;
}
.brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon {
    width: 42px; height: 42px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 12px;
    display: inline-flex; align-items: center; justify-content: center;
    color: #08101d;
    font-size: 20px;
    box-shadow: 0 0 20px rgba(0,229,255,.3);
}
.brand-text {
    font-size: 22px; font-weight: 800; color: #fff; letter-spacing: 1px; line-height: 1.2;
}
.brand-text em { font-style: normal; color: var(--primary); }
.nav-toggle {
    display: none;
    background: none; border: none;
    color: var(--text-light);
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
}
.nav-toggle:hover { background: rgba(255,255,255,.06); }
.main-nav { display: flex; align-items: center; gap: 4px; }
.nav-link {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 20px;
    border-radius: 12px;
    color: var(--text-dim);
    font-size: 15px; font-weight: 600;
    transition: var(--transition);
}
.nav-link i { font-size: 15px; }
.nav-link:hover {
    color: var(--text-light);
    background: rgba(255,255,255,.06);
}
.nav-link.active {
    color: var(--primary);
    background: rgba(0,229,255,.1);
    box-shadow: inset 0 0 0 1px rgba(0,229,255,.2);
}
.nav-cta { flex-shrink: 0; }
.btn {
    display: inline-flex;
    align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 15px; font-weight: 700;
    border: none; cursor: pointer;
    transition: var(--transition);
    line-height: 1.4;
}
.btn-sm { padding: 9px 20px; font-size: 14px; border-radius: 10px; }
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #08101d;
    box-shadow: 0 4px 20px rgba(0,229,255,.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,229,255,.4);
    color: #08101d;
}
.btn-ghost {
    background: transparent;
    color: var(--text-light);
    border: 1px solid var(--border-light);
}
.btn-ghost:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(0,229,255,.05);
    transform: translateY(-2px);
}
.btn-accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #1a1200;
    box-shadow: 0 4px 20px rgba(255,184,0,.2);
}
.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255,184,0,.35);
    color: #1a1200;
}

.page-hero {
    position: relative;
    padding: 120px 0 100px;
    background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
    border-bottom: 1px solid var(--border);
}
.page-hero::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(110deg, rgba(8,14,26,.95) 40%, rgba(8,14,26,.55) 80%, rgba(0,229,255,.08));
    pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,229,255,.12);
    border: 1px solid rgba(0,229,255,.3);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px; font-weight: 600;
    margin-bottom: 20px;
}
.page-hero h1 {
    font-size: 52px; font-weight: 900;
    line-height: 1.15;
    margin-bottom: 16px;
    color: #fff;
    letter-spacing: 2px;
}
.page-hero p {
    font-size: 18px;
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats {
    display: flex; gap: 48px; flex-wrap: wrap;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,.1);
}
.stat-item strong {
    display: block;
    font-size: 28px; font-weight: 900;
    color: #fff;
    line-height: 1.3;
}
.stat-item strong { color: var(--primary); }
.stat-item span { font-size: 13px; color: var(--text-dim); }
.stat-item:nth-child(2) strong { color: var(--accent); }

.section-block { padding: var(--section-space) 0; }
.section-block.alt { background: var(--bg-panel); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-header { max-width: 680px; margin-bottom: 48px; }
.section-header.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-tag {
    display: inline-block;
    font-size: 13px; font-weight: 700;
    color: var(--primary);
    background: rgba(0,229,255,.1);
    border: 1px solid rgba(0,229,255,.25);
    padding: 5px 14px;
    border-radius: 100px;
    letter-spacing: 1px;
    margin-bottom: 12px;
}
.section-header h2 {
    font-size: 36px; font-weight: 800;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 12px;
}
.section-header p { font-size: 16px; color: var(--text-dim); }

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex; flex-direction: column;
}
.category-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0,229,255,.35);
    box-shadow: var(--shadow-hover);
}
.category-img {
    position: relative;
    height: 200px;
    background-size: cover; background-position: center;
}
.category-img::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(13,23,40,.85));
}
.category-icon {
    position: absolute;
    bottom: 14px; left: 14px;
    z-index: 2;
    width: 44px; height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary);
    font-size: 18px;
}
.category-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.category-body h3 { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.category-body p { font-size: 14px; color: var(--text-dim); margin-bottom: 20px; flex: 1; }
.category-body .cat-link {
    color: var(--primary);
    font-size: 14px; font-weight: 600;
    display: inline-flex; align-items: center; gap: 6px;
}
.category-body .cat-link i { transition: transform .3s ease; }
.category-body .cat-link:hover i { transform: translateX(4px); }

.schedule-section { background: var(--bg-panel); }
.schedule-list { display: flex; flex-direction: column; gap: 16px; }
.schedule-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 28px;
    display: flex; align-items: center; gap: 24px;
    transition: var(--transition);
    flex-wrap: wrap;
}
.schedule-item:hover {
    border-color: rgba(0,229,255,.3);
    box-shadow: 0 4px 24px rgba(0,0,0,.3);
    transform: translateX(4px);
}
.schedule-date {
    display: flex; flex-direction: column; align-items: center;
    min-width: 72px;
    padding: 10px 14px;
    background: rgba(0,229,255,.08);
    border: 1px solid rgba(0,229,255,.2);
    border-radius: 12px;
}
.schedule-date .day { font-size: 24px; font-weight: 900; color: var(--primary); line-height: 1.2; }
.schedule-date .month { font-size: 12px; color: var(--text-dim); }
.schedule-info { flex: 1; min-width: 260px; }
.schedule-info .match-label {
    font-size: 12px; color: var(--text-dim); font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px;
    margin-bottom: 4px;
}
.schedule-info .match-teams {
    font-size: 18px; font-weight: 700; color: #fff;
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.schedule-info .match-teams .vs { color: var(--accent); font-size: 14px; font-weight: 900; }
.schedule-status {
    text-align: right;
}
.schedule-status .status-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px; font-weight: 600;
    background: rgba(0,229,255,.12);
    border: 1px solid rgba(0,229,255,.25);
    color: var(--primary);
}
.schedule-status .status-badge.live { background: rgba(255,72,72,.15); border-color: rgba(255,72,72,.3); color: #ff5a5a; }
.schedule-status .status-badge.start { background: rgba(255,184,0,.12); border-color: rgba(255,184,0,.25); color: var(--accent); }

.stats-section { background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat; position: relative; }
.stats-section::before { content:''; position:absolute; inset:0; background: rgba(8,14,26,.9); }
.stats-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
    background: rgba(19,30,51,.75);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 24px;
    text-align: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: var(--transition);
}
.stat-card:hover { border-color: rgba(0,229,255,.35); transform: translateY(-4px); }
.stat-card .stat-icon {
    width: 56px; height: 56px;
    margin: 0 auto 16px;
    background: rgba(0,229,255,.1);
    border: 1px solid rgba(0,229,255,.25);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary);
    font-size: 22px;
}
.stat-card .stat-num { font-size: 40px; font-weight: 900; color: #fff; line-height: 1.2; }
.stat-card .stat-num em { font-style: normal; color: var(--primary); }
.stat-card .stat-label { font-size: 14px; color: var(--text-dim); margin-top: 8px; }

.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-4px); border-color: rgba(0,229,255,.3); box-shadow: var(--shadow-hover); }
.news-image { position: relative; height: 190px; background-size: cover; background-position: center; }
.news-image::after { content:''; position:absolute; inset:0; background: linear-gradient(180deg,transparent 40%,rgba(13,23,40,.8)); }
.news-image .news-tag {
    position: absolute; top: 14px; left: 14px; z-index: 2;
    background: rgba(0,229,255,.9);
    color: #08101d;
    font-size: 12px; font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
}
.news-content { padding: 22px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.news-content h3 { font-size: 18px; font-weight: 700; color: #fff; line-height: 1.4; margin-bottom: 10px; }
.news-content h3 a { color: #fff; }
.news-content h3 a:hover { color: var(--primary); }
.news-content p { font-size: 14px; color: var(--text-dim); margin-bottom: 16px; flex: 1; }
.news-meta {
    display: flex; align-items: center; gap: 16px;
    font-size: 13px; color: var(--text-dim);
    padding-top: 14px;
    border-top: 1px solid var(--border);
}
.news-meta i { margin-right: 4px; }

.ranking-section .section-header { margin-bottom: 40px; }
.ranking-list { display: flex; flex-direction: column; gap: 12px; }
.ranking-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px 24px;
    display: flex; align-items: center; gap: 20px;
    transition: var(--transition);
    flex-wrap: wrap;
}
.ranking-item:hover { border-color: rgba(0,229,255,.3); transform: translateX(4px); }
.ranking-item.top1 { border-color: rgba(255,184,0,.35); background: linear-gradient(90deg, rgba(255,184,0,.08), transparent); }
.ranking-item.top2 { border-color: rgba(200,210,230,.2); }
.ranking-item.top3 { border-color: rgba(205,127,50,.25); }
.ranking-num {
    width: 42px; height: 42px;
    border-radius: 12px;
    background: rgba(255,255,255,.06);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; font-weight: 900;
    color: var(--text-dim);
    flex-shrink: 0;
}
.ranking-item.top1 .ranking-num { background: rgba(255,184,0,.15); color: var(--accent); }
.ranking-info { flex: 1; min-width: 200px; }
.ranking-info .team-name { font-size: 17px; font-weight: 700; color: #fff; }
.ranking-info .team-detail { font-size: 13px; color: var(--text-dim); }
.ranking-stats {
    display: flex; gap: 32px;
    font-size: 14px; color: var(--text-dim);
    flex-shrink: 0;
}
.ranking-stats strong { color: #fff; font-size: 16px; }

.faq-section { background: var(--bg-panel); }
.faq-accordion { list-style: none; max-width: 860px; }
.faq-accordion .accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border) !important;
    border-radius: 14px !important;
    margin-bottom: 14px;
    overflow: hidden;
    transition: var(--transition);
}
.faq-accordion .accordion-item:hover { border-color: rgba(0,229,255,.25) !important; }
.faq-accordion .accordion-title {
    padding: 20px 24px !important;
    font-size: 16px !important; font-weight: 600;
    color: #fff !important;
    display: flex; align-items: center; gap: 12px;
    background: transparent !important;
    border-bottom: none !important;
    position: relative;
}
.faq-accordion .accordion-title::before {
    content: '\f059';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    color: var(--primary);
    font-size: 18px;
}
.faq-accordion .accordion-item.is-active .accordion-title { color: var(--primary) !important; }
.faq-accordion .accordion-content {
    padding: 4px 24px 24px 54px !important;
    color: var(--text-dim) !important;
    font-size: 15px !important;
    background: transparent !important;
    line-height: 1.8 !important;
}
.faq-accordion .accordion-content p { margin-bottom: 0 !important; }

.cta-section {
    position: relative;
    padding: 90px 0;
    background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}
.cta-section::before { content:''; position:absolute; inset:0; background: linear-gradient(120deg, rgba(0,229,255,.15), rgba(8,14,26,.92) 60%); }
.cta-wrap { position: relative; z-index: 2; text-align: center; max-width: 680px; margin: 0 auto; }
.cta-wrap h2 { font-size: 38px; font-weight: 900; color: #fff; margin-bottom: 14px; }
.cta-wrap p { font-size: 17px; color: var(--text-dim); margin-bottom: 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.site-footer {
    background: #060b16;
    border-top: 1px solid var(--border);
    padding-top: 72px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
}
.footer-brand p { font-size: 14px; color: var(--text-dim); margin-top: 18px; max-width: 360px; }
.footer-social { display: flex; gap: 12px; margin-top: 22px; }
.footer-social a {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,.05);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-dim);
    font-size: 16px;
    transition: var(--transition);
}
.footer-social a:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-3px); background: rgba(0,229,255,.08); }
.footer-col h4 {
    font-size: 15px; font-weight: 700; color: #fff;
    margin-bottom: 18px;
    letter-spacing: 1px;
}
.footer-link {
    display: block;
    font-size: 14px;
    color: var(--text-dim);
    padding: 6px 0;
    transition: var(--transition);
}
.footer-link:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 24px 0;
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
}
.footer-bottom p { font-size: 13px; color: var(--text-dim); margin: 0; }

@media (max-width: 1024px) {
    :root { --section-space: 72px; }
    .page-hero h1 { font-size: 42px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-panel { flex-wrap: wrap; position: relative; }
    .main-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        background: var(--bg-panel);
        border: 1px solid var(--border);
        border-radius: 14px;
        padding: 12px;
        margin-top: 8px;
        gap: 4px;
    }
    .main-nav.open { display: flex; }
    .nav-link { padding: 12px 16px; }
    .nav-cta { margin-left: auto; }
    .page-hero { padding: 80px 0 70px; }
    .page-hero h1 { font-size: 34px; }
    .page-hero p { font-size: 16px; }
    .hero-stats { gap: 24px; }
    .schedule-item { padding: 18px 20px; gap: 16px; }
    .schedule-info { min-width: 200px; }
    .section-header h2 { font-size: 28px; }
    .cta-wrap h2 { font-size: 30px; }
    .ranking-stats { gap: 16px; }
}
@media (max-width: 520px) {
    :root { --section-space: 56px; }
    .brand-text { font-size: 19px; }
    .brand-icon { width: 36px; height: 36px; font-size: 17px; }
    .nav-cta .btn-sm { padding: 8px 16px; font-size: 13px; }
    .page-hero h1 { font-size: 28px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hero-stats { gap: 20px; }
    .stat-item strong { font-size: 22px; }
    .stats-grid { grid-template-columns: 1fr; }
    .schedule-item { flex-direction: column; text-align: center; }
    .schedule-date { flex-direction: row; gap: 8px; }
    .schedule-status { text-align: center; }
    .schedule-info .match-teams { justify-content: center; }
    .news-image { height: 160px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
    .ranking-item { flex-direction: column; text-align: center; gap: 10px; }
    .ranking-stats { justify-content: center; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }
    .faq-accordion .accordion-title { font-size: 15px !important; padding: 16px 18px !important; }
    .faq-accordion .accordion-content { padding: 4px 18px 20px 40px !important; }
}

/* roulang page: article */
:root {
    --brand-primary: #ff5b35;
    --brand-primary-dark: #e04422;
    --brand-secondary: #00d4a0;
    --brand-accent: #ffd166;
    --bg-body: #0d131b;
    --bg-deep: #090e15;
    --bg-card: #141d2a;
    --bg-card-hover: #1a2636;
    --bg-panel: #101823;
    --text-main: #e8eef4;
    --text-muted: #93a3b5;
    --text-soft: #6a7c90;
    --border-dark: #1d2a3a;
    --border-light: #2b3f57;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 30px;
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.38);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(255, 91, 53, 0.25);
    --transition-fast: all 0.2s ease;
    --transition-base: all 0.28s ease;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-main);
    background: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; border: 0; }
a { color: inherit; text-decoration: none; transition: var(--transition-base); }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
ul, ol { list-style: none; }
.grid-container { max-width: 1200px; padding: 0 20px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--brand-secondary); outline-offset: 3px; }
::selection { background: rgba(255, 91, 53, 0.35); color: #fff; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(9, 14, 21, 0.88);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(43, 63, 87, 0.55);
    padding: 14px 0;
}
.nav-panel {
    display: flex;
    align-items: center;
    gap: 24px;
    background: linear-gradient(135deg, rgba(20, 29, 42, 0.95), rgba(13, 19, 29, 0.98));
    border: 1px solid var(--border-light);
    border-radius: 18px;
    padding: 12px 20px;
    box-shadow: var(--shadow-sm);
    position: relative;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.brand-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--brand-primary), #f73c4b);
    color: #fff;
    font-size: 18px;
    box-shadow: var(--shadow-glow);
}
.brand-text {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: #fff;
    white-space: nowrap;
}
.brand-text em {
    font-style: normal;
    color: var(--brand-primary);
}
.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-light);
    color: var(--text-main);
    font-size: 18px;
    margin-left: auto;
    transition: var(--transition-base);
}
.nav-toggle:hover {
    background: rgba(255, 91, 53, 0.18);
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
}
.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-muted);
    border: 1px solid transparent;
    transition: var(--transition-base);
}
.nav-link i { font-size: 14px; }
.nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-light);
    transform: translateY(-2px);
}
.nav-link.active {
    color: #fff;
    background: linear-gradient(135deg, var(--brand-primary), #f73c4b);
    border-color: transparent;
    box-shadow: 0 4px 18px rgba(255, 91, 53, 0.35);
}
.nav-cta { margin-left: 4px; flex-shrink: 0; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.3px;
    transition: var(--transition-base);
    border: 1px solid transparent;
    line-height: 1;
    white-space: nowrap;
}
.btn i { font-size: 14px; }
.btn-primary {
    background: linear-gradient(135deg, var(--brand-primary), #f73c4b);
    color: #fff;
    box-shadow: 0 4px 18px rgba(255, 91, 53, 0.3);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 91, 53, 0.45);
    color: #fff;
}
.btn-secondary {
    background: linear-gradient(135deg, var(--brand-secondary), #00b884);
    color: #0b1017;
    box-shadow: 0 4px 18px rgba(0, 212, 160, 0.3);
}
.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 212, 160, 0.45);
    color: #0b1017;
}
.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-light);
}
.btn-outline:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
    transform: translateY(-2px);
    background: rgba(255, 91, 53, 0.08);
}
.btn-sm { padding: 10px 18px; font-size: 13px; }
.btn-lg { padding: 17px 34px; font-size: 17px; border-radius: 14px; }
.btn-block { width: 100%; }

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
}
.badge-primary {
    background: rgba(255, 91, 53, 0.18);
    color: #ff8a6d;
    border: 1px solid rgba(255, 91, 53, 0.4);
}
.badge-secondary {
    background: rgba(0, 212, 160, 0.14);
    color: var(--brand-secondary);
    border: 1px solid rgba(0, 212, 160, 0.35);
}
.badge-dark {
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(6px);
}

.article-hero {
    position: relative;
    padding: 92px 0 78px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-deep);
    border-bottom: 1px solid var(--border-light);
    overflow: hidden;
}
.article-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, rgba(9, 14, 21, 0.97) 20%, rgba(9, 14, 21, 0.82) 55%, rgba(9, 14, 21, 0.6) 100%);
}
.article-hero::after {
    content: "";
    position: absolute;
    top: -40%;
    right: -10%;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(255, 91, 53, 0.12), transparent 70%);
    pointer-events: none;
}
.article-hero-inner { position: relative; z-index: 2; max-width: 860px; }
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 22px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--brand-primary); }
.breadcrumb i { font-size: 11px; color: var(--text-soft); }
.breadcrumb span { color: var(--brand-primary); font-weight: 600; }
.article-hero h1 {
    font-size: clamp(32px, 4.4vw, 48px);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: 0.5px;
    margin-bottom: 22px;
    color: #fff;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
}
.meta-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    color: var(--text-muted);
}
.meta-item i { color: var(--brand-secondary); font-size: 13px; }

.article-main {
    padding: 60px 0;
    background: var(--bg-body);
}
.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
}
.article-body {
    font-size: 16px;
    line-height: 1.9;
    color: #c4d0dc;
}
.article-body h2 {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    margin: 34px 0 16px;
    line-height: 1.35;
}
.article-body h3 {
    font-size: 21px;
    font-weight: 700;
    color: #fff;
    margin: 28px 0 12px;
    line-height: 1.4;
}
.article-body h4 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin: 24px 0 10px;
}
.article-body p {
    margin-bottom: 18px;
}
.article-body img {
    border-radius: var(--radius-md);
    margin: 26px 0;
    box-shadow: var(--shadow-md);
}
.article-body a {
    color: var(--brand-primary);
    border-bottom: 1px solid rgba(255, 91, 53, 0.4);
}
.article-body a:hover {
    color: #ff8a6d;
    border-bottom-color: var(--brand-primary);
}
.article-body blockquote {
    border-left: 4px solid var(--brand-primary);
    background: rgba(255, 91, 53, 0.07);
    padding: 18px 22px;
    border-radius: 0 12px 12px 0;
    margin: 26px 0;
    color: #c9d6e2;
    font-style: italic;
    font-size: 15px;
}
.article-body ul {
    list-style: disc;
    padding-left: 22px;
    margin-bottom: 18px;
}
.article-body ol {
    list-style: decimal;
    padding-left: 22px;
    margin-bottom: 18px;
}
.article-body li {
    margin-bottom: 8px;
}
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 26px 0;
    font-size: 15px;
    border-radius: 12px;
    overflow: hidden;
}
.article-body table th {
    background: rgba(255, 91, 53, 0.14);
    color: #fff;
    padding: 14px 16px;
    border: 1px solid var(--border-light);
    font-weight: 700;
    text-align: left;
}
.article-body table td {
    padding: 12px 16px;
    border: 1px solid var(--border-dark);
    color: #bcc8d4;
}
.article-body code {
    background: rgba(0, 0, 0, 0.5);
    color: var(--brand-accent);
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 14px;
    font-family: "SF Mono", Consolas, "Courier New", monospace;
}
.article-body hr {
    border: none;
    height: 1px;
    background: var(--border-dark);
    margin: 30px 0;
}
.article-share {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 0 0;
    border-top: 1px solid var(--border-dark);
    margin-top: 34px;
}
.article-share span { font-size: 14px; color: var(--text-muted); margin-right: 4px; }
.article-share a {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
}
.article-share a:hover {
    background: var(--brand-primary);
    color: #fff;
    border-color: var(--brand-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(255, 91, 53, 0.35);
}
.article-nav-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}
.sidebar-widget:hover { border-color: var(--border-light); box-shadow: var(--shadow-md); }
.sidebar-widget h3 {
    font-size: 17px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.sidebar-widget h3::before {
    content: "";
    width: 4px;
    height: 18px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--brand-primary), #f73c4b);
}
.widget-post {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: var(--transition-base);
    margin-bottom: 6px;
}
.widget-post:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-light);
    transform: translateX(4px);
}
.widget-post-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.widget-post:hover .widget-post-title { color: var(--brand-primary); }
.widget-post-meta {
    font-size: 12px;
    color: var(--text-soft);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.widget-empty {
    font-size: 14px;
    color: var(--text-muted);
    padding: 16px;
    text-align: center;
    border: 1px dashed var(--border-light);
    border-radius: 12px;
}
.sidebar-cat {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-dark);
    background: rgba(255, 255, 255, 0.02);
    margin-bottom: 10px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    transition: var(--transition-base);
}
.sidebar-cat i {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(255, 91, 53, 0.14);
    color: var(--brand-primary);
    font-size: 14px;
}
.sidebar-cat .badge { margin-left: auto; }
.sidebar-cat:hover {
    background: rgba(255, 91, 53, 0.08);
    border-color: rgba(255, 91, 53, 0.4);
    transform: translateY(-2px);
}
.widget-cta {
    background: linear-gradient(150deg, rgba(255, 91, 53, 0.12), rgba(13, 19, 29, 0.9) 60%);
    border-color: rgba(255, 91, 53, 0.3);
}
.widget-cta p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.7;
}

.not-found-card { text-align: center; padding: 60px 40px; }
.not-found-icon {
    width: 88px;
    height: 88px;
    border-radius: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 91, 53, 0.12);
    border: 1px solid rgba(255, 91, 53, 0.3);
    color: var(--brand-primary);
    font-size: 36px;
    margin-bottom: 24px;
}
.not-found-card h2 {
    font-size: 30px;
    font-weight: 900;
    margin-bottom: 14px;
    color: #fff;
}
.not-found-card p {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.related-section {
    padding: 70px 0;
    background: var(--bg-deep);
    border-top: 1px solid var(--border-dark);
    border-bottom: 1px solid var(--border-dark);
}
.section-head {
    text-align: center;
    margin-bottom: 40px;
}
.section-head h2 {
    font-size: 30px;
    font-weight: 900;
    color: #fff;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    position: relative;
    display: inline-block;
}
.section-head h2::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
}
.section-head p {
    font-size: 15px;
    color: var(--text-muted);
    margin-top: 18px;
}
.related-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
    height: 100%;
}
.related-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-light);
    box-shadow: var(--shadow-lg);
}
.related-cover {
    position: relative;
    height: 210px;
    overflow: hidden;
}
.related-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.related-card:hover .related-cover img { transform: scale(1.06); }
.related-cover::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(9, 14, 21, 0.75));
}
.related-cat {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 2;
    padding: 6px 14px;
    border-radius: 100px;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
}
.related-body {
    padding: 24px 22px 20px;
}
.related-body h3 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.45;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: var(--transition-base);
}
.related-card:hover .related-body h3 { color: var(--brand-primary); }
.related-body p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-soft);
}
.related-meta i { margin-right: 5px; }
.related-meta .arrow {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-light);
    color: var(--text-muted);
    transition: var(--transition-base);
}
.related-card:hover .related-meta .arrow {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
    transform: translateX(2px);
}
.empty-tip {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
    font-size: 15px;
}

.cta-section {
    padding: 80px 0;
    background: var(--bg-body);
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(255, 91, 53, 0.08), transparent 65%);
    pointer-events: none;
}
.cta-panel {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
    background: linear-gradient(135deg, rgba(20, 29, 42, 0.95), rgba(13, 19, 29, 0.98));
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: 48px 50px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.cta-panel::after {
    content: "";
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 212, 160, 0.15), transparent 70%);
    pointer-events: none;
}
.cta-left h2 {
    font-size: 28px;
    font-weight: 900;
    color: #fff;
    margin-bottom: 10px;
    line-height: 1.35;
}
.cta-left p {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 480px;
}

.faq-section {
    padding: 70px 0;
    background: var(--bg-deep);
    border-top: 1px solid var(--border-dark);
}
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition-base);
}
.faq-item:hover { border-color: var(--border-light); }
.faq-item.active { border-color: rgba(255, 91, 53, 0.45); }
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 20px 24px;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-main);
    text-align: left;
    transition: var(--transition-base);
}
.faq-question:hover { color: var(--brand-primary); }
.faq-question i {
    font-size: 14px;
    color: var(--text-soft);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--brand-primary);
}
.faq-answer {
    display: none;
    padding: 0 24px 20px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-muted);
}
.faq-answer p { margin: 0; }

.site-footer {
    background: var(--bg-deep);
    border-top: 1px solid var(--border-dark);
    padding: 60px 0 30px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 44px;
}
.footer-brand p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin: 18px 0 22px;
    max-width: 360px;
}
.footer-social {
    display: flex;
    gap: 12px;
}
.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 16px;
    transition: var(--transition-base);
}
.footer-social a:hover {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
    transform: translateY(-3px);
}
.footer-col h4 {
    font-size: 15px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}
.footer-link {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    padding: 6px 0;
    transition: var(--transition-base);
}
.footer-link:hover {
    color: var(--brand-primary);
    padding-left: 6px;
}
.footer-bottom {
    border-top: 1px solid var(--border-dark);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.footer-bottom p {
    font-size: 13px;
    color: var(--text-soft);
}
.footer-bottom p:first-child { font-weight: 600; color: var(--text-muted); }

@media (max-width: 1024px) {
    .grid-container { max-width: 100%; padding: 0 18px; }
    .nav-panel { flex-wrap: wrap; padding: 14px 16px; }
    .nav-toggle { display: inline-flex; order: 3; }
    .brand { flex: 1; }
    .nav-cta { order: 2; }
    .main-nav {
        display: none;
        order: 4;
        width: 100%;
        flex-direction: column;
        gap: 4px;
        padding-top: 14px;
        border-top: 1px solid var(--border-dark);
        margin-top: 10px;
        background: transparent;
    }
    .main-nav.open { display: flex; }
    .main-nav .nav-link {
        width: 100%;
        padding: 14px 16px;
        border-radius: 10px;
        font-size: 15px;
    }
    .main-nav .nav-link i { width: 20px; text-align: center; }
    .article-hero { padding: 70px 0 56px; }
    .article-card { padding: 30px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}

@media (max-width: 768px) {
    body { font-size: 15px; }
    .grid-container { padding: 0 14px; }
    .brand-text { font-size: 17px; }
    .article-hero h1 { font-size: 28px; }
    .article-card { padding: 22px; border-radius: 16px; }
    .article-body { font-size: 15px; line-height: 1.85; }
    .article-body h2 { font-size: 22px; }
    .article-body h3 { font-size: 18px; }
    .sidebar { margin-top: 10px; }
    .cta-panel { padding: 32px 26px; flex-direction: column; text-align: center; }
    .cta-left p { max-width: 100%; }
    .faq-question { padding: 17px 18px; font-size: 14px; }
    .faq-answer { padding: 0 18px 18px; }
    .footer-grid { grid-template-columns: 1fr; gap: 26px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .related-section { padding: 50px 0; }
    .section-head h2 { font-size: 26px; }
    .related-col { margin-bottom: 18px; }
}

@media (max-width: 520px) {
    .nav-panel { gap: 10px; }
    .brand-text { font-size: 15px; }
    .brand-icon { width: 36px; height: 36px; font-size: 16px; }
    .nav-cta .btn { padding: 9px 14px; font-size: 12px; }
    .article-hero { padding: 52px 0 42px; }
    .article-hero h1 { font-size: 24px; }
    .article-meta { gap: 10px; }
    .article-card { padding: 18px; }
    .article-body { font-size: 14.5px; }
    .article-body table { display: block; overflow-x: auto; }
    .article-share { flex-wrap: wrap; }
    .article-nav-buttons .btn { flex: 1; min-width: 120px; }
    .cta-panel { padding: 26px 18px; }
    .cta-left h2 { font-size: 22px; }
    .btn-lg { width: 100%; }
    .faq-col { margin-bottom: 0; }
}

/* roulang page: category2 */
:root {
  --color-primary: #ff2e4d;
  --color-primary-dark: #c91832;
  --color-secondary: #00c6ff;
  --color-accent: #f9ca24;
  --color-bg: #0a0e17;
  --color-bg-deep: #070a12;
  --color-card: #131c2c;
  --color-card-hover: #182338;
  --color-text: #eaf0ff;
  --color-muted: #9aa9c0;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-strong: rgba(255, 255, 255, 0.18);
  --color-success: #2ed573;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.38);
  --shadow-glow: 0 0 0 1px rgba(255, 46, 77, 0.35), 0 12px 40px rgba(255, 46, 77, 0.12);
  --section-space: 100px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: all .2s ease; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font-family: inherit; }
:focus-visible { outline: 2px solid var(--color-secondary); outline-offset: 3px; border-radius: 4px; }

.container { width: 100%; }
.grid-container { max-width: 1200px; }

.section-space { padding: var(--section-space) 0; }

.section-head { margin-bottom: 40px; }
.section-head .eyebrow {
  display: flex; align-items: center; gap: 10px;
  color: var(--color-secondary);
  font-weight: 700; letter-spacing: .14em;
  font-size: .8rem; text-transform: uppercase;
}
.section-head h2 { font-size: 2rem; margin: 10px 0 8px; line-height: 1.3; }
.section-head p { color: var(--color-muted); font-size: 1rem; max-width: 640px; margin: 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px; font-weight: 600;
  line-height: 1.2; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: all .25s ease; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff; box-shadow: 0 8px 24px rgba(255, 46, 77, .28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(255, 46, 77, .4); color: #fff; }
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 16px rgba(255, 46, 77, .3); }
.btn-outline {
  background: transparent; border-color: rgba(255, 255, 255, .3);
  color: var(--color-text);
}
.btn-outline:hover { border-color: var(--color-secondary); color: var(--color-secondary); transform: translateY(-2px); }
.btn-sm { padding: 8px 16px; font-size: .85rem; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(255, 46, 77, .16); border: 1px solid rgba(255, 46, 77, .25);
  color: #ff8fa1; font-size: .8rem; font-weight: 600;
  backdrop-filter: blur(6px);
}
.badge.blue { background: rgba(0, 198, 255, .14); border-color: rgba(0, 198, 255, .3); color: #86e0ff; }
.badge.gold { background: rgba(249, 202, 36, .14); border-color: rgba(249, 202, 36, .3); color: #ffd95c; }

.site-header {
  padding: 18px 0;
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 14, 23, .78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}
.nav-panel {
  position: relative;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 12px 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; font-size: 1.05rem; color: var(--color-text); }
.brand-icon {
  display: grid; place-items: center;
  width: 38px; height: 38px; border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), #ff7a1a);
  color: #fff; font-size: 1.05rem;
  box-shadow: 0 6px 18px rgba(255, 46, 77, .35);
}
.brand-text em { font-style: normal; color: var(--color-secondary); }
.main-nav { display: flex; align-items: center; gap: 6px; }
.nav-link {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 999px;
  font-weight: 600; font-size: .95rem;
  color: var(--color-muted); transition: all .25s ease;
}
.nav-link i { font-size: .9rem; }
.nav-link:hover { color: var(--color-text); background: rgba(255, 255, 255, .06); }
.nav-link.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(255, 46, 77, .2), rgba(255, 46, 77, .08));
  box-shadow: inset 0 0 0 1px rgba(255, 46, 77, .3);
}
.nav-toggle {
  display: none;
  background: none; border: 1px solid var(--color-border);
  color: var(--color-text);
  width: 40px; height: 40px; border-radius: 10px;
  font-size: 1.1rem; cursor: pointer;
  align-items: center; justify-content: center;
  transition: all .2s;
}
.nav-toggle:hover { border-color: var(--color-secondary); color: var(--color-secondary); }
.nav-cta { flex-shrink: 0; }

.guides-hero {
  position: relative;
  padding: 96px 0 120px;
  background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  overflow: hidden;
}
.guides-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 23, .72), rgba(10, 14, 23, .86) 60%, rgba(10, 14, 23, .96));
}
.hero-content, .hero-stats { position: relative; z-index: 2; }
.breadcrumb { color: var(--color-muted); font-size: .9rem; }
.breadcrumb i { color: var(--color-secondary); margin: 0 8px; font-size: .8rem; }
.breadcrumb a:hover { color: var(--color-secondary); }
.guides-hero h1 {
  font-size: 3rem; margin: 20px 0 14px; line-height: 1.2;
  font-weight: 800; letter-spacing: .02em;
}
.guides-hero h1 span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-lead { color: var(--color-muted); font-size: 1.15rem; max-width: 620px; margin: 0; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 44px; }
.stat-item {
  padding: 18px 24px; border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--color-border);
  min-width: 160px;
  transition: all .25s;
}
.stat-item:hover { background: rgba(255, 255, 255, .07); border-color: var(--color-border-strong); }
.stat-item strong { display: block; font-size: 1.7rem; color: #fff; line-height: 1.2; }
.stat-item span { color: var(--color-muted); font-size: .85rem; }

.guides-featured { padding: var(--section-space) 0 60px; }
.card-guide {
  height: 100%;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  display: flex; flex-direction: column;
}
.card-guide:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
  border-color: rgba(255, 46, 77, .35);
}
.card-guide .cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.card-guide .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.card-guide:hover .cover img { transform: scale(1.05); }
.card-guide .cover .badge { position: absolute; top: 12px; left: 12px; z-index: 2; }
.card-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 1.15rem; line-height: 1.5; margin: 0 0 10px; }
.card-body h3 a:hover { color: var(--color-primary); }
.card-body p { color: var(--color-muted); font-size: .95rem; margin: 0 0 18px; flex: 1; }
.card-meta {
  display: flex; flex-wrap: wrap; gap: 14px;
  color: var(--color-muted); font-size: .82rem;
  border-top: 1px solid var(--color-border); padding-top: 16px;
}
.card-meta i { margin-right: 4px; color: var(--color-secondary); }
.card-meta .read i { color: var(--color-accent); }

.guides-latest {
  background: var(--color-bg-deep);
  padding: var(--section-space) 0;
  border-top: 1px solid rgba(255, 255, 255, .04);
  border-bottom: 1px solid rgba(255, 255, 255, .04);
}
.guide-list-item {
  display: flex; gap: 20px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px; margin-bottom: 24px;
  transition: all .3s ease;
}
.guide-list-item:hover {
  border-color: rgba(0, 198, 255, .35);
  box-shadow: var(--shadow-card);
  transform: translateX(6px);
}
.guide-list-item .thumb {
  flex: 0 0 240px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.guide-list-item .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.guide-list-item:hover .thumb img { transform: scale(1.04); }
.guide-list-item .content { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; }
.guide-list-item .content .title { font-size: 1.15rem; font-weight: 700; margin: 0 0 8px; line-height: 1.5; }
.guide-list-item .content .title a:hover { color: var(--color-secondary); }
.guide-list-item .content .desc { color: var(--color-muted); font-size: .92rem; margin: 0 0 12px; }
.item-meta { display: flex; flex-wrap: wrap; gap: 14px; color: var(--color-muted); font-size: .82rem; }
.item-meta .date i { color: var(--color-accent); }
.item-meta .tag i { color: var(--color-secondary); }

.guides-tags { padding: var(--section-space) 0 60px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 12px; }
.tag-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 999px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  color: var(--color-muted); font-size: .92rem; font-weight: 500;
  transition: all .25s ease;
}
.tag-chip i { color: var(--color-secondary); font-size: .85rem; }
.tag-chip:hover {
  color: #fff; border-color: var(--color-secondary);
  background: rgba(0, 198, 255, .1);
  transform: translateY(-2px);
}

.guides-special {
  position: relative;
  padding: var(--section-space) 0;
  background: url('/assets/images/backpic/back-3.png') center / cover fixed no-repeat;
}
.guides-special::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(7, 10, 18, .84);
}
.special-wrap {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr; gap: 30px;
}
.special-card {
  background: rgba(19, 28, 44, .82);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 34px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all .3s;
}
.special-card:hover { border-color: var(--color-border-strong); }
.special-card.mistakes { border-left: 3px solid var(--color-primary); }
.special-card.details { border-left: 3px solid var(--color-success); }
.special-card h3 { margin: 0 0 18px; display: flex; align-items: center; gap: 10px; font-size: 1.3rem; }
.special-card .subtitle { color: var(--color-muted); font-size: .85rem; margin-bottom: 18px; display: block; }
.special-list li {
  display: flex; gap: 12px;
  padding: 12px 0; border-bottom: 1px dashed rgba(255, 255, 255, .1);
  color: var(--color-muted); font-size: .95rem;
}
.special-list li:last-child { border-bottom: 0; }
.special-list li i { margin-top: 4px; font-size: 1rem; }
.special-list .fa-circle-xmark { color: var(--color-primary); }
.special-list .fa-circle-check { color: var(--color-success); }
.special-list strong { color: var(--color-text); font-weight: 600; }

.guides-rank {
  padding: var(--section-space) 0;
  background: var(--color-bg-deep);
  border-top: 1px solid rgba(255, 255, 255, .04);
  border-bottom: 1px solid rgba(255, 255, 255, .04);
}
.rank-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all .3s;
  height: 100%;
}
.rank-card:hover { border-color: rgba(255, 46, 77, .3); transform: translateY(-4px); }
.rank-card .kpi-label { color: var(--color-muted); font-size: .85rem; display: flex; align-items: center; gap: 8px; }
.rank-card .kpi-label i { color: var(--color-secondary); }
.rank-card strong.kpi-value {
  display: block; font-size: 2.4rem; line-height: 1.2; margin-top: 10px;
  background: linear-gradient(135deg, #fff, #ff8fa1);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.rank-card .kpi-note { color: var(--color-muted); font-size: .82rem; margin-top: 8px; }
.rank-panels { margin-top: 24px; }
.rank-panel {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 26px; height: 100%;
}
.rank-panel h3 {
  font-size: 1.1rem; margin: 0 0 8px;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
}
.rank-panel h3 i { color: var(--color-accent); }
.rank-list { counter-reset: rank; }
.rank-list li {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 0; border-bottom: 1px dashed rgba(255, 255, 255, .1);
}
.rank-list li:last-child { border-bottom: 0; }
.rank-no {
  width: 28px; height: 28px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
  color: var(--color-muted); font-weight: 700; font-size: .85rem;
}
.rank-list li:nth-child(1) .rank-no { background: linear-gradient(135deg, var(--color-accent), #ff9f1a); color: #111; }
.rank-list li:nth-child(2) .rank-no { background: rgba(255, 255, 255, .15); color: #dde6ff; }
.rank-list li:nth-child(3) .rank-no { background: rgba(255, 46, 77, .2); color: #ff8fa1; }
.rank-info { flex: 1; min-width: 0; }
.rank-info strong { display: block; font-size: .95rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank-info span { color: var(--color-muted); font-size: .8rem; }
.rank-read { font-size: .85rem; color: var(--color-muted); white-space: nowrap; }
.rank-read i { color: var(--color-primary); margin-right: 4px; }

.faq-section { padding: var(--section-space) 0 80px; }
.faq-grid { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .25s;
}
.faq-item[open] { border-color: rgba(255, 46, 77, .35); box-shadow: var(--shadow-card); }
.faq-item summary {
  display: flex; align-items: center; gap: 14px;
  cursor: pointer; padding: 20px 24px;
  font-weight: 600; font-size: .98rem; list-style: none;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--color-secondary); }
.faq-item summary .q-icon { color: var(--color-primary); font-size: 1rem; }
.faq-item summary .chevron { margin-left: auto; transition: transform .3s ease; color: var(--color-muted); }
.faq-item[open] summary .chevron { transform: rotate(180deg); color: var(--color-secondary); }
.faq-item .answer { padding: 0 24px 20px; color: var(--color-muted); font-size: .93rem; }
.faq-item .answer::before {
  content: '';
  display: block; width: 42px; height: 2px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  margin-bottom: 14px; border-radius: 2px;
}

.cta-section { padding: 0 0 var(--section-space); }
.cta-panel {
  position: relative;
  border-radius: 28px;
  padding: 64px 48px;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 46, 77, .2), rgba(0, 198, 255, .12));
  border: 1px solid rgba(255, 255, 255, .14);
  overflow: hidden;
}
.cta-panel::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 70% 30%, rgba(0, 198, 255, .12), transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(255, 46, 77, .14), transparent 45%);
  pointer-events: none;
}
.cta-panel h2 { font-size: 2.2rem; margin: 0 0 12px; position: relative; z-index: 1; }
.cta-panel p { color: var(--color-muted); max-width: 620px; margin: 0 auto 28px; position: relative; z-index: 1; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }
.cta-actions .btn i { font-size: .95rem; }

.site-footer {
  background: var(--color-bg-deep);
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; padding-bottom: 40px;
}
.footer-brand p { color: var(--color-muted); font-size: .9rem; margin: 20px 0 22px; max-width: 340px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 12px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  transition: all .25s ease;
}
.footer-social a:hover {
  color: #fff; background: var(--color-primary);
  border-color: var(--color-primary); transform: translateY(-3px);
}
.footer-col h4 { font-size: 1rem; margin: 0 0 18px; color: #fff; }
.footer-link {
  display: block; color: var(--color-muted);
  font-size: .9rem; padding: 6px 0;
  transition: all .2s ease;
}
.footer-link:hover { color: var(--color-secondary); padding-left: 6px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding: 22px 0;
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  color: var(--color-muted); font-size: .85rem;
}

@media (max-width: 1023px) {
  :root { --section-space: 72px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .special-wrap { grid-template-columns: 1fr; }
  .guides-hero h1 { font-size: 2.4rem; }
}

@media (max-width: 767px) {
  .nav-toggle { display: inline-flex; }
  .nav-panel { flex-wrap: wrap; }
  .main-nav {
    display: none;
    position: absolute; top: calc(100% + 10px); left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 14px; box-shadow: var(--shadow-card);
    z-index: 60;
  }
  .main-nav.open { display: flex; }
  .nav-link { justify-content: flex-start; padding: 12px 14px; }
  .nav-cta { margin-left: auto; }
  .guides-hero { padding: 64px 0 80px; }
  .guides-hero h1 { font-size: 1.9rem; }
  .hero-lead { font-size: 1rem; }
  .hero-stats .stat-item { min-width: 140px; flex: 1 1 calc(50% - 10px); }
  .guide-list-item { flex-direction: column; }
  .guide-list-item .thumb { flex: none; width: 100%; aspect-ratio: 16 / 9; }
  .section-head h2 { font-size: 1.6rem; }
  .special-card { padding: 24px; }
  .cta-panel { padding: 44px 20px; border-radius: 20px; }
  .cta-panel h2 { font-size: 1.6rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 520px) {
  :root { --section-space: 56px; }
  .guides-hero h1 { font-size: 1.6rem; }
  .hero-stats { gap: 10px; }
  .stat-item { padding: 14px 16px; min-width: 0; flex: 1 1 calc(50% - 5px); }
  .stat-item strong { font-size: 1.3rem; }
  .card-body h3 { font-size: 1.05rem; }
  .guide-list-item .content .title { font-size: 1.05rem; }
  .tag-chip { padding: 8px 14px; font-size: .85rem; }
  .special-card h3 { font-size: 1.1rem; }
  .rank-card strong.kpi-value { font-size: 1.9rem; }
  .cta-actions .btn { width: 100%; }
}