/* roulang page: index */
:root{
  --primary:#6C3CF0;
  --primary-dark:#4B21C4;
  --primary-light:#EFE9FE;
  --accent:#00D9C0;
  --live:#FF4D3D;
  --success:#16A34A;
  --warn:#F59E0B;
  --bg:#F5F6FA;
  --surface:#FFFFFF;
  --ink:#141122;
  --ink-2:#1B1730;
  --line:#E6E6F0;
  --text:#1A1726;
  --text-2:#5B5870;
  --text-3:#8A87A0;
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,18,31,.06);
  --sh-2:0 10px 28px rgba(20,18,31,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  font-weight:400;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--primary-dark);text-decoration:underline;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
::selection{background:var(--primary-light);color:var(--primary-dark);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--surface);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head .sh-left{max-width:720px;}
.tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--primary);background:var(--primary-light);border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:14px;
}
h1{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
h2{font-size:28px;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
h3{font-size:20px;line-height:1.4;font-weight:700;letter-spacing:-.01em;}
.section-head p{margin-top:10px;color:var(--text-2);font-size:15px;}
.text-link{font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap;}
.text-link:hover{text-decoration:underline;}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;text-decoration:none;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.7);}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.btn.is-loading::after{
  content:"";width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* badges */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--r-pill);line-height:1.7;}
.badge-cat{background:var(--primary-light);color:var(--primary-dark);}
.badge-soon{background:rgba(0,217,192,.14);color:#0A8F81;}
.badge-live{background:rgba(255,77,61,.12);color:#D0342A;}
.badge-done{background:#EEF0F5;color:#6E7288;}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--live);animation:pulse 1.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,18,31,.09);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;text-decoration:none;}
.logo:hover{text-decoration:none;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;font-weight:800;font-size:16px;
  display:flex;align-items:center;justify-content:center;
}
.logo-text{font-size:17px;font-weight:800;color:var(--text);letter-spacing:-.01em;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:72px;
  padding:0 14px;font-size:15px;font-weight:600;color:var(--text-2);
}
.nav-link:hover{color:var(--primary);text-decoration:none;}
.nav-link.is-active{color:var(--primary);}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;
  border-radius:2px;background:var(--primary);
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  background:#F5F6FA;border:1px solid transparent;border-radius:var(--r-pill);
  transition:border-color .18s ease,background-color .18s ease;
}
.search-box:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,60,240,.14);}
.search-box input{border:0;background:transparent;outline:none;width:150px;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:var(--text-3);}
.search-icon-btn{
  display:none;width:40px;height:40px;border-radius:var(--r-pill);
  background:#F5F6FA;align-items:center;justify-content:center;color:var(--text-2);
}
.header-cta{height:40px;padding:0 18px;font-size:14px;}
.menu-btn{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);align-items:center;justify-content:center;color:var(--text);
}
.menu-btn span{display:block;width:16px;height:2px;background:currentColor;border-radius:2px;position:relative;}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;border-radius:2px;}
.menu-btn span::before{top:-5px;}
.menu-btn span::after{top:5px;}

/* drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,31,.45);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:0 0 24px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 20px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:16px;}
.drawer-close{width:36px;height:36px;border-radius:10px;background:#F5F6FA;font-size:18px;line-height:1;color:var(--text-2);}
.drawer a.drawer-link{
  display:flex;align-items:center;height:48px;padding:0 20px;
  font-size:15px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line);
}
.drawer a.drawer-link.is-active{color:var(--primary);background:var(--primary-light);}
.drawer a.drawer-link:hover{text-decoration:none;background:#FAFAFD;}
.drawer .drawer-cta{margin:20px;height:48px;}

/* hero */
.hero{
  position:relative;overflow:hidden;background:var(--ink);color:#fff;
  padding:56px 0 72px;min-height:64vh;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:28px 28px;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;right:-160px;bottom:-220px;width:620px;height:620px;
  background:linear-gradient(135deg,rgba(108,60,240,.9),rgba(0,217,192,.75));
  opacity:.12;transform:rotate(24deg);filter:blur(10px);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero-figure{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.38);}
.hero-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-figure .fig-shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,17,34,.22) 0%,rgba(20,17,34,.06) 42%,rgba(20,17,34,.62) 100%);
}
.hero-figure .fig-band{
  position:absolute;left:-10%;right:-10%;bottom:-6px;height:120px;
  background:linear-gradient(100deg,rgba(108,60,240,.72),rgba(108,60,240,0) 68%);
  transform:skewY(-3.2deg);
}
.hero-figure .fig-badge{position:absolute;top:16px;left:16px;background:rgba(255,77,61,.92);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);display:inline-flex;align-items:center;gap:6px;}
.hero-figure .fig-time{
  position:absolute;right:16px;bottom:16px;font-size:13px;font-weight:700;
  color:#fff;background:rgba(20,17,34,.6);border-radius:8px;padding:5px 10px;
  font-variant-numeric:tabular-nums;
}
.hero-copy h1{font-size:44px;color:#fff;margin-bottom:14px;}
.hero-sub{font-size:16px;color:rgba(255,255,255,.74);margin-bottom:26px;}
.countdown{display:flex;align-items:center;gap:8px;margin-bottom:22px;flex-wrap:wrap;}
.cd-cell{
  min-width:62px;padding:10px 6px;border-radius:12px;text-align:center;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
}
.cd-num{display:block;font-size:24px;font-weight:800;line-height:1.15;font-variant-numeric:tabular-nums;}
.cd-label{display:block;font-size:11px;color:rgba(255,255,255,.62);margin-top:2px;}
.cd-sep{font-size:20px;font-weight:800;color:rgba(255,255,255,.4);}
.hero-live{display:none;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap;}
.hero-live.is-on{display:flex;}
.hero-live .live-text{display:inline-flex;align-items:center;gap:8px;font-size:18px;font-weight:800;color:var(--live);}
.hero-points{margin-bottom:26px;display:grid;gap:10px;}
.hero-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.86);}
.hero-points li::before{content:"";width:14px;height:2px;background:var(--accent);border-radius:2px;margin-top:12px;flex-shrink:0;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center;}
.hero-note{margin-top:12px;font-size:13px;color:rgba(255,255,255,.55);}

/* timeline */
.timeline{position:relative;display:grid;gap:26px;}
.tl-item{display:grid;grid-template-columns:132px 1fr;gap:26px;position:relative;}
.tl-time{position:relative;padding-top:20px;}
.tl-time .tl-date{font-size:13px;color:var(--text-3);font-weight:600;}
.tl-time .tl-clock{font-size:20px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums;}
.tl-item::before{
  content:"";position:absolute;left:141px;top:34px;bottom:-26px;width:0;
  border-left:2px dashed var(--line);
}
.tl-item:last-child::before{display:none;}
.tl-card{
  display:grid;grid-template-columns:40% 60%;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);position:relative;transition:transform .2s ease,box-shadow .2s ease;
}
.tl-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity .2s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-card:hover::before{opacity:1;}
.tl-card-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;}
.tl-card-body{padding:20px 22px;display:flex;flex-direction:column;gap:10px;}
.tl-card-body h3{font-size:18px;}
.tl-card-body p{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tl-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:auto;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:34px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:var(--text-2);
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light);}

/* news grid */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);position:relative;
  transition:transform .2s ease,box-shadow .2s ease;text-decoration:none;color:inherit;
}
.news-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;z-index:3;
  background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);text-decoration:none;color:inherit;}
.news-card:hover::before{opacity:1;}
.news-card:hover h3{color:var(--primary);}
.news-card .nc-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.nc-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.nc-body h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s ease;}
.nc-body p{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.nc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.empty-state{
  border:1.5px dashed var(--line);border-radius:var(--r-card);background:#fff;
  padding:56px 24px;text-align:center;color:var(--text-2);
}
.empty-state svg{margin:0 auto 14px;color:var(--text-3);}
.empty-state p{font-size:15px;margin-bottom:12px;}

/* rank list */
.rank-list{border-top:1px solid var(--line);}
.rank-row{
  display:grid;grid-template-columns:110px 1fr;gap:28px;align-items:start;
  padding:30px 8px;border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.rank-row:hover{background:#FBFBFE;}
.rank-num{
  font-size:38px;font-weight:800;line-height:1;color:#CFCBE0;
  font-variant-numeric:tabular-nums;transition:color .2s ease,transform .2s ease;
}
.rank-row:hover .rank-num{color:var(--primary);transform:translateX(4px);}
.rank-row h3{font-size:19px;margin-bottom:8px;}
.rank-row p{font-size:15px;color:var(--text-2);max-width:820px;}

/* faq */
.faq-list{display:grid;gap:14px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 22px;font-size:16px;font-weight:700;text-align:left;color:var(--text);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-sign{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--primary-light);
  color:var(--primary);font-size:16px;font-weight:800;line-height:24px;text-align:center;
  transition:transform .2s ease-out,background-color .2s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(180deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out;}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--text-2);}

/* cta band */
.cta-band{
  border-radius:var(--r-card);padding:40px;border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(108,60,240,.08),rgba(0,217,192,.06));
  display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;
}
.cta-band h2{font-size:26px;margin-bottom:10px;}
.cta-band p{font-size:15px;color:var(--text-2);}
.sub-form{display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap;justify-content:flex-end;}
.sub-field{flex:1 1 240px;min-width:220px;}
.sub-field input{
  width:100%;height:48px;padding:0 16px;border-radius:var(--r-input);
  border:1px solid var(--line);background:#fff;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-field input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,60,240,.14);}
.sub-field.has-error input{border-color:var(--live);box-shadow:0 0 0 3px rgba(255,77,61,.12);}
.form-msg{font-size:12px;color:var(--live);margin-top:8px;min-height:16px;}
.sub-form .btn{height:48px;}

/* footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:0;}
.footer-col{padding:0 26px;border-left:1px solid rgba(255,255,255,.12);}
.footer-col:first-child{padding-left:0;border-left:0;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .logo-mark{border-radius:10px;}
.footer-brand strong{color:#fff;font-size:16px;}
.site-footer p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6);}
.footer-title{color:#fff;font-size:14px;font-weight:700;margin-bottom:14px;}
.footer-links{display:grid;gap:9px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:13.5px;}
.footer-links a:hover{color:#fff;text-decoration:none;}
.footer-mini{display:flex;gap:8px;margin-top:12px;}
.footer-mini input{
  flex:1;height:40px;padding:0 12px;border-radius:10px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);color:#fff;outline:none;font-size:13.5px;
}
.footer-mini input::placeholder{color:rgba(255,255,255,.42);}
.footer-mini input:focus{border-color:var(--accent);}
.footer-mini button{height:40px;padding:0 14px;border-radius:10px;background:var(--primary);color:#fff;font-size:13.5px;font-weight:700;}
.footer-mini button:hover{background:var(--primary-dark);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* sticky bar */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -6px 22px rgba(20,18,31,.1);
  padding:8px 16px;display:none;align-items:center;gap:12px;
  transform:translateY(110%);transition:transform .24s ease;
}
.sticky-bar.is-on{transform:translateY(0);}
.sticky-bar .btn{flex:1;height:44px;}
.sticky-bar .sb-close{width:32px;height:32px;border-radius:50%;background:#F5F6FA;color:var(--text-2);font-size:16px;line-height:1;flex-shrink:0;}

@media (max-width:1200px){
  .hero-copy h1{font-size:38px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .search-box{display:none;}
  .search-icon-btn{display:inline-flex;}
  .menu-btn{display:inline-flex;}
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero{padding:40px 0 56px;}
  .hero-copy h1{font-size:34px;}
  .section{padding:72px 0;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;gap:22px;}
  .sub-form{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-col{padding:0 0 26px;border-left:0;}
  .footer-grid{gap:8px 26px;}
}
@media (max-width:768px){
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:28px;}
  .hero-copy h1{font-size:28px;}
  .hero-sub{font-size:15px;}
  .cd-cell{min-width:52px;padding:8px 4px;}
  .cd-num{font-size:20px;}
  .tl-item{grid-template-columns:1fr;gap:12px;}
  .tl-item::before{display:none;}
  .tl-time{display:flex;align-items:center;gap:10px;padding-top:0;}
  .tl-time .tl-clock{font-size:15px;font-weight:700;}
  .tl-card{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .rank-row{grid-template-columns:64px 1fr;gap:16px;padding:22px 4px;}
  .rank-num{font-size:28px;}
  .cta-band{padding:28px 20px;}
  .sticky-bar{display:flex;}
  .header-cta{display:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .logo-text{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .countdown{gap:6px;}
  .cd-sep{display:none;}
  .footer-grid{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --primary:#6C3CF0;
  --primary-dark:#4B21C4;
  --primary-soft:#EFE9FE;
  --accent:#00D9C0;
  --live:#FF4D3D;
  --success:#16A34A;
  --warn:#F59E0B;
  --bg:#F5F6FA;
  --surface:#FFFFFF;
  --ink:#141122;
  --ink-2:#1B1730;
  --line:#E6E6F0;
  --text:#1A1726;
  --text-2:#5B5870;
  --text-3:#8A87A0;
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,18,31,.06);
  --sh-2:0 10px 28px rgba(20,18,31,.10);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  font-weight:400;
  line-height:1.9;
  letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .18s ease}
a:hover{text-decoration:underline}
button{font-family:inherit}
input,button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,18,31,.08)}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:72px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-weight:800;
  font-size:17px;
  letter-spacing:-.01em;
  white-space:nowrap;
  flex-shrink:0;
}
.logo:hover{text-decoration:none;color:var(--primary-dark)}
.logo-mark{
  width:34px;
  height:34px;
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;
  font-size:16px;
  font-weight:800;
}
.logo-text{display:inline-block}
.main-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:10px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:72px;
  padding:0 12px;
  font-size:15px;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .18s ease;
}
.nav-link:hover{color:var(--primary);text-decoration:none}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:14px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
}
.header-tools{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  width:220px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--bg);
  border:1px solid transparent;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 2px rgba(108,60,240,.16);
}
.search-box input{
  flex:1;
  min-width:0;
  border:0;
  outline:none;
  background:transparent;
  font-size:14px;
  color:var(--text);
}
.search-box input::placeholder{color:var(--text-3)}
.search-icon-btn{
  display:none;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--text-2);
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.search-icon-btn:hover{border-color:var(--primary);color:var(--primary)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);text-decoration:none;box-shadow:0 8px 20px rgba(75,33,196,.24)}
.btn-outline{
  background:#fff;
  color:var(--primary);
  border-color:var(--primary);
}
.btn-outline:hover{background:var(--primary-soft);text-decoration:none}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none}
.header-cta{height:40px;padding:0 18px;font-size:14px}
.menu-btn{
  display:none;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
}
.menu-btn span{
  position:relative;
  display:block;
  width:16px;
  height:2px;
  border-radius:2px;
  background:var(--text);
}
.menu-btn span::before,
.menu-btn span::after{
  content:"";
  position:absolute;
  left:0;
  width:16px;
  height:2px;
  border-radius:2px;
  background:var(--text);
}
.menu-btn span::before{top:-5px}
.menu-btn span::after{top:5px}

/* ---------- mobile drawer ---------- */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(20,18,31,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;
  z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  bottom:0;
  width:280px;
  max-width:84vw;
  background:#fff;
  z-index:95;
  transform:translateX(100%);
  transition:transform .26s ease;
  padding:20px;
  overflow-y:auto;
  box-shadow:-12px 0 32px rgba(20,18,31,.16);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  margin-bottom:10px;
}
.drawer-title{font-size:15px;font-weight:700}
.drawer-close{
  width:36px;height:36px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  font-size:18px;
  line-height:1;
  color:var(--text-2);
  cursor:pointer;
}
.drawer-close:hover{border-color:var(--primary);color:var(--primary)}
.drawer-nav a{
  display:flex;
  align-items:center;
  height:48px;
  padding:0 12px;
  border-radius:12px;
  color:var(--text-2);
  font-size:15px;
}
.drawer-nav a:hover{background:var(--primary-soft);color:var(--primary);text-decoration:none}
.drawer-nav a.is-active{background:var(--primary-soft);color:var(--primary);font-weight:600}

/* ---------- breadcrumb ---------- */
main{padding-bottom:8px}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  padding:26px 0 20px;
  font-size:13px;
  color:var(--text-3);
}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3)}
.breadcrumb .current{
  max-width:340px;
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
  color:var(--text-3);
}

/* ---------- article head ---------- */
.article-head{max-width:860px}
.chip{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
}
.article-title{
  margin-top:16px;
  font-size:42px;
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.article-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
  font-size:13px;
  color:var(--text-3);
}
.article-meta .dot{
  width:1px;
  height:12px;
  background:var(--line);
  display:inline-block;
}
.article-cover{
  margin:28px 0 0;
  border-radius:var(--r-card);
  overflow:hidden;
  background:linear-gradient(135deg,#EFE9FE,#E3FBF7);
  box-shadow:var(--sh-1);
}
.article-cover img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:48px;
  max-width:1108px;
  margin:0 auto;
  padding:44px 0 0;
}
.article-main{min-width:0;max-width:820px}
.article-body{
  font-size:16px;
  line-height:1.92;
  color:#26233a;
}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;
  margin:40px 0 16px;
  padding-left:14px;
  font-size:24px;
  line-height:1.35;
  font-weight:700;
  color:var(--text);
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.24em;
  width:4px;
  height:20px;
  border-radius:2px;
  background:var(--primary);
}
.article-body h3{
  margin:30px 0 12px;
  font-size:19px;
  line-height:1.45;
  font-weight:700;
  color:var(--text);
}
.article-body ul,
.article-body ol{
  padding-left:0;
  margin:0 0 22px;
  list-style:none;
}
.article-body ol{counter-reset:artc}
.article-body ul li{
  position:relative;
  padding-left:18px;
  margin:9px 0;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:.74em;
  width:6px;
  height:6px;
  border-radius:1px;
  background:var(--primary);
}
.article-body ol li{
  position:relative;
  counter-increment:artc;
  padding-left:30px;
  margin:9px 0;
}
.article-body ol li::before{
  content:counter(artc);
  position:absolute;
  left:0;
  top:.42em;
  width:20px;
  height:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:6px;
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:700;
  line-height:1;
}
.article-body blockquote{
  margin:26px 0;
  padding:16px 22px;
  background:#F7F5FF;
  border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;
  color:var(--text-2);
  font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  width:100%;
  height:auto;
  border-radius:12px;
  margin:24px 0;
}
.article-body table{
  display:block;
  width:100%;
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:12px;
  border-collapse:collapse;
  margin:24px 0;
  font-size:14px;
}
.article-body thead th{
  background:#F7F7FB;
  color:var(--text);
  font-weight:600;
  text-align:left;
  white-space:nowrap;
}
.article-body th,
.article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  line-height:1.7;
}
.article-body tr:last-child td{border-bottom:0}
.article-body code{
  padding:2px 6px;
  border-radius:6px;
  background:#F2F1F8;
  color:var(--primary-dark);
  font-size:14px;
}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}

/* ---------- toc ---------- */
.article-side{display:none}
.toc{
  position:sticky;
  top:96px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px;
  box-shadow:var(--sh-1);
}
.toc-title{
  font-size:12px;
  letter-spacing:.12em;
  color:var(--text-3);
  margin-bottom:10px;
  font-weight:600;
}
.toc a{
  display:block;
  padding:8px 10px;
  border-radius:8px;
  border-left:2px solid transparent;
  font-size:14px;
  line-height:1.55;
  color:var(--text-2);
}
.toc a:hover{background:var(--primary-soft);color:var(--primary);text-decoration:none}
.toc a.is-current{
  background:var(--primary-soft);
  border-left-color:var(--primary);
  color:var(--primary);
  font-weight:600;
}

/* ---------- tags ---------- */
.tag-row{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-top:42px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.tag-row .tag-label{font-size:13px;color:var(--text-3)}
.tag{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  font-size:13px;
  color:var(--text-2);
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);text-decoration:none}

/* ---------- empty state ---------- */
.empty-state{
  border:2px dashed var(--line);
  border-radius:var(--r-card);
  padding:56px 24px;
  text-align:center;
  background:#fff;
}
.empty-state svg{margin:0 auto 16px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:18px}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.text-link:hover{text-decoration:underline}

/* ---------- related ---------- */
.section{padding:80px 0 0}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
}
.section-head h2{
  font-size:26px;
  line-height:1.35;
  font-weight:800;
  letter-spacing:-.01em;
}
.section-desc{
  margin-top:8px;
  font-size:14px;
  color:var(--text-3);
  max-width:52ch;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  color:var(--text);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
  border-color:#DAD3F7;
  text-decoration:none;
}
.news-thumb{
  aspect-ratio:16/9;
  background:linear-gradient(135deg,#EFE9FE,#DFF8F4);
  overflow:hidden;
}
.news-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.news-body{
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  width:fit-content;
}
.badge-cat{background:var(--primary-soft);color:var(--primary-dark)}
.news-body h3{
  font-size:17px;
  line-height:1.5;
  font-weight:700;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card:hover h3{color:var(--primary)}
.news-body .excerpt{
  font-size:14px;
  line-height:1.75;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-meta{
  margin-top:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--text-3);
  display:flex;
  gap:8px;
  align-items:center;
}

/* ---------- back ---------- */
.back-row{padding:40px 0 0}

/* ---------- cta band ---------- */
.cta-band{
  margin-top:88px;
  background:linear-gradient(120deg,rgba(108,60,240,.09),rgba(0,217,192,.07));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  padding:44px 32px;
}
.cta-inner h2{font-size:24px;line-height:1.35;font-weight:800}
.cta-inner .cta-sub{margin-top:8px;font-size:14px;color:var(--text-2)}
.cta-form{
  position:relative;
  display:flex;
  gap:12px;
  flex-shrink:0;
}
.cta-form input{
  width:280px;
  height:48px;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  background:#fff;
  font-size:15px;
  color:var(--text);
  outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.cta-form input:focus{border-color:var(--primary);box-shadow:0 0 0 2px rgba(108,60,240,.16)}
.cta-form input.is-error{border-color:var(--live)}
.cta-form .btn{height:48px}
.form-msg{
  position:absolute;
  left:0;
  top:56px;
  font-size:12px;
  color:var(--live);
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:88px;
  background:var(--ink);
  color:#C9C6DA;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:0;
}
.footer-col{
  padding:0 26px;
  border-left:1px solid rgba(255,255,255,.08);
}
.footer-col:first-child{border-left:0;padding-left:0}
.footer-col:last-child{padding-right:0}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.footer-brand strong{color:#fff;font-size:16px;letter-spacing:-.01em}
.footer-col p{font-size:14px;line-height:1.85;color:#A9A5C0}
.footer-title{
  font-size:13px;
  letter-spacing:.08em;
  color:#fff;
  font-weight:700;
  margin-bottom:14px;
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:#C9C6DA;font-size:14px}
.footer-links a:hover{color:var(--accent);text-decoration:none}
.footer-mini{
  display:flex;
  gap:8px;
  margin-top:14px;
}
.footer-mini input{
  flex:1;
  min-width:0;
  height:40px;
  padding:0 12px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:14px;
  outline:none;
}
.footer-mini input::placeholder{color:#8A87A0}
.footer-mini input:focus{border-color:var(--accent)}
.footer-mini button{
  height:40px;
  padding:0 16px;
  border:0;
  border-radius:10px;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .18s ease;
}
.footer-mini button:hover{background:var(--primary-dark)}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;
  color:#8A87A0;
}

/* ---------- responsive ---------- */
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 260px}
  .article-side{display:block}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .search-box{display:none}
  .search-icon-btn{display:inline-flex}
  .main-nav{margin-left:4px}
  .nav-link{padding:0 9px;font-size:14px}
  .nav-link.is-active::after{left:9px;right:9px}
  .article-title{font-size:34px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:22px}
  .cta-inner .cta-form{width:100%}
  .cta-form input{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;row-gap:34px}
  .footer-col{padding:0 20px}
  .footer-col:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-inner{height:64px;gap:12px}
  .logo-text{font-size:15px}
  .main-nav{display:none}
  .menu-btn{display:inline-flex}
  .header-cta{display:none}
  .nav-link{height:64px}
  .breadcrumb{padding:20px 0 14px}
  .breadcrumb .current{max-width:180px}
  .article-title{font-size:28px;-webkit-line-clamp:3}
  .article-meta{gap:8px;font-size:12px}
  .article-layout{padding-top:32px;gap:32px}
  .article-body{font-size:15.5px;line-height:1.88}
  .article-body h2{font-size:21px;margin:32px 0 14px}
  .article-body h3{font-size:18px}
  .section{padding:56px 0 0}
  .section-head h2{font-size:22px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{margin-top:56px}
  .cta-inner{padding:32px 16px}
  .cta-inner h2{font-size:21px}
  .site-footer{margin-top:56px;padding:48px 0 24px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-col{padding:0 16px}
  .footer-col:nth-child(odd){border-left:0;padding-left:0}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .logo-text{font-size:14px;max-width:6.6em;overflow:hidden;white-space:nowrap}
  .article-title{font-size:25px}
  .article-body{font-size:15px}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .form-msg{position:static;margin-top:2px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-col{padding:0;border-left:0}
}

/* roulang page: category1 */
:root{
  --primary:#6C3CF0;
  --primary-deep:#4B21C4;
  --primary-soft:#EFE9FE;
  --accent:#00D9C0;
  --live:#FF4D3D;
  --success:#16A34A;
  --warn:#F59E0B;
  --bg:#F5F6FA;
  --surface:#FFFFFF;
  --ink:#141122;
  --ink-2:#1B1730;
  --line:#E6E6F0;
  --text:#1A1726;
  --text-2:#5B5870;
  --text-3:#8A87A0;
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,18,31,.06);
  --sh-2:0 10px 28px rgba(20,18,31,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-tight{padding:24px 0 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--primary);
  margin-bottom:10px;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:32px;
}
.section-head h2{font-size:28px}
.section-sub{font-size:14px;color:var(--text-3);margin-top:8px}
.text-link{font-size:14px;font-weight:600}
.text-link:hover{text-decoration:underline}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:16px;white-space:nowrap}
.logo:hover{text-decoration:none}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;
  flex:0 0 auto;
}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--text-2);
  transition:color .18s ease,background .18s ease;
}
.nav-link:hover{color:var(--primary);background:var(--primary-soft);text-decoration:none}
.nav-link.is-active{color:var(--primary);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:var(--r-pill);background:var(--primary);
}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--bg);
  border:1px solid transparent;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,60,240,.14)}
.search-box input{
  border:0;background:transparent;outline:none;
  width:150px;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3)}
.search-icon-btn{
  display:none;width:40px;height:40px;border-radius:var(--r-pill);
  color:var(--text-2);background:var(--bg);
  align-items:center;justify-content:center;
}
.search-icon-btn:hover{color:var(--primary);background:var(--primary-soft)}
.header-cta{height:40px;padding:0 18px;font-size:14px}
.menu-btn{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);
  align-items:center;justify-content:center;
}
.menu-btn span,
.menu-btn span::before,
.menu-btn span::after{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--text);
  position:relative;content:"";
}
.menu-btn span::before{position:absolute;top:-6px;left:0}
.menu-btn span::after{position:absolute;top:6px;left:0}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(108,60,240,.22)}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;border-color:rgba(108,60,240,.45);color:var(--primary)}
.btn-outline:hover{background:var(--primary-soft);border-color:var(--primary)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-sm{height:36px;padding:0 14px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn.is-loading{position:relative;color:transparent}
.btn.is-loading::after{
  content:"";position:absolute;width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ Badges ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  white-space:nowrap;
}
.badge-soft{background:rgba(108,60,240,.28);color:#EDE7FF;border:1px solid rgba(255,255,255,.28)}
.badge-preview{background:rgba(0,217,192,.18);color:#00806F;border:1px solid rgba(0,217,192,.35)}
.badge-live{background:var(--live);color:#fff}
.badge-live-soft{background:rgba(255,77,61,.12);color:#C8301F}
.badge-mute{background:#EEF0F6;color:var(--text-2)}
.dot{
  width:8px;height:8px;border-radius:50%;background:var(--live);flex:0 0 auto;
  animation:pulse 1.4s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

/* ============ Page banner ============ */
.page-banner{position:relative;overflow:hidden;background:var(--ink);isolation:isolate}
.page-banner-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45;z-index:0}
.page-banner-mask{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(102deg,rgba(20,17,34,.95) 10%,rgba(20,17,34,.78) 52%,rgba(75,33,196,.42) 100%);
}
.page-banner::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:320px;z-index:1;
  background:radial-gradient(closest-side,rgba(108,60,240,.55),rgba(0,217,192,.16),transparent 72%);
  filter:blur(8px);opacity:.5;
}
.page-banner-inner{
  position:relative;z-index:2;
  min-height:272px;padding:52px 0 56px;
  display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.page-banner h1{color:#fff;font-size:clamp(28px,3.4vw,42px);max-width:780px}
.page-banner-sub{color:rgba(255,255,255,.78);font-size:15px;margin:0}

/* ============ Filters ============ */
.filter-row{
  display:flex;align-items:center;gap:6px;
  background:#fff;padding:6px;border-radius:var(--r-pill);
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.pill{
  height:36px;padding:0 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--text-2);
  transition:background .18s ease,color .18s ease;
}
.pill:hover{color:var(--primary);background:var(--primary-soft)}
.pill.is-active{background:var(--primary);color:#fff}
.filter-count{font-size:13px;color:var(--text-3);margin-top:14px}

/* ============ Preview cards ============ */
.preview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.cast-card{
  position:relative;
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.cast-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;z-index:3;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  opacity:0;transition:opacity .2s ease;
}
.cast-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.cast-card:hover::before{opacity:1}
.cast-card:hover .cast-title{color:var(--primary)}
.cast-cover{
  position:relative;aspect-ratio:16/9;
  background:linear-gradient(135deg,#6C3CF0,#00D9C0);
  overflow:hidden;
}
.cast-cover img{width:100%;height:100%;object-fit:cover}
.cast-cover .badge-preview{position:absolute;top:12px;left:12px}
.time-chip{
  position:absolute;right:12px;bottom:12px;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(20,17,34,.82);color:#fff;
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
}
.cast-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.cast-title{font-size:18px;line-height:1.4;transition:color .18s ease}
.point-list{display:grid;gap:6px}
.point-list li{
  position:relative;padding-left:18px;
  font-size:14px;color:var(--text-2);line-height:1.75;
}
.point-list li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:9px;height:2px;border-radius:2px;background:var(--accent);
}
.cast-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line);padding-top:14px;margin-top:auto;
  font-size:12px;color:var(--text-3);
}
.card-empty{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:40px 24px;text-align:center;color:var(--text-2);background:#fff;
}

/* ============ Countdown bar ============ */
.count-bar{
  display:grid;
  grid-template-columns:1.2fr auto auto;
  gap:32px;align-items:center;
  background:var(--ink);
  border-radius:20px;
  padding:28px 32px;
  color:#fff;
  position:relative;overflow:hidden;
}
.count-bar::after{
  content:"";position:absolute;right:-80px;top:-90px;width:280px;height:240px;
  background:radial-gradient(closest-side,rgba(108,60,240,.5),transparent 70%);
  opacity:.55;
}
.count-info{position:relative;z-index:2;display:flex;flex-direction:column;gap:8px}
.count-title{font-size:20px;color:#fff}
.count-time{margin:0;font-size:14px;color:rgba(255,255,255,.7);font-variant-numeric:tabular-nums}
.countdown{position:relative;z-index:2;display:flex;align-items:center;gap:8px}
.count-cell{
  min-width:64px;padding:8px 6px;text-align:center;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  border-radius:12px;
}
.count-num{
  display:block;font-size:26px;font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.count-label{font-size:12px;color:rgba(255,255,255,.6)}
.count-sep{font-size:20px;font-weight:800;color:rgba(255,255,255,.3)}
.live-state{
  position:relative;z-index:2;
  display:none;align-items:center;gap:12px;
  padding:12px 18px;border-radius:12px;
  background:rgba(255,77,61,.14);border:1px solid rgba(255,77,61,.4);
}
.countdown.is-live + .live-state{display:flex}
.count-action{position:relative;z-index:2;display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.count-note{font-size:12px;color:rgba(255,255,255,.55)}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.step{
  position:relative;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.step-num{font-size:13px;font-weight:800;color:var(--primary);letter-spacing:.1em}
.step h3{font-size:17px;margin:10px 0 8px}
.step p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .18s ease;
}
.faq-item.is-open{border-color:rgba(108,60,240,.35)}
.faq-q{
  width:100%;min-height:56px;padding:14px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;font-size:16px;font-weight:700;color:var(--text);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-sign{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);
  font-size:16px;font-weight:800;line-height:1;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(180deg);background:var(--primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out}
.faq-a-inner{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.9}

/* ============ CTA ============ */
.cta-band{
  display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;
  background:linear-gradient(120deg,rgba(108,60,240,.08),rgba(0,217,192,.06));
  border:1px solid var(--line);
  border-radius:20px;
  padding:36px;
}
.cta-band h2{font-size:26px;margin-bottom:10px}
.cta-band p{font-size:15px;color:var(--text-2)}
.subscribe-form{display:flex;flex-direction:column;gap:10px}
.field{display:flex;gap:12px}
.field input{
  flex:1;height:48px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-input);
  background:#fff;font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,60,240,.14)}
.field.is-error input{border-color:#DC2626;box-shadow:0 0 0 3px rgba(220,38,38,.12)}
.field .btn{height:48px}
.form-msg{font-size:12px;color:#DC2626;min-height:18px}
.form-msg.is-ok{color:var(--success)}
.form-note{font-size:12px;color:var(--text-3)}

/* ============ Footer ============ */
.site-footer{
  background:#141122;color:rgba(255,255,255,.72);
  padding:64px 0 28px;margin-top:88px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:0}
.footer-col{padding:0 28px;border-left:1px solid rgba(255,255,255,.08)}
.footer-col:first-child{padding-left:0;border-left:0}
.footer-col:last-child{padding-right:0}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:12px}
.footer-col p{font-size:14px;line-height:1.85}
.footer-title{color:#fff;font-weight:700;font-size:14px;margin-bottom:14px;letter-spacing:.02em}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px}
.footer-links a:hover{color:#fff;text-decoration:none}
.footer-mini{display:flex;gap:8px;margin-top:14px}
.footer-mini input{
  flex:1;min-width:0;height:40px;padding:0 12px;
  border-radius:10px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;font-size:14px;outline:none;
}
.footer-mini input::placeholder{color:rgba(255,255,255,.45)}
.footer-mini input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,217,192,.18)}
.footer-mini button{
  height:40px;padding:0 18px;border-radius:10px;
  background:var(--primary);color:#fff;font-weight:700;font-size:14px;
  transition:background .18s ease;
}
.footer-mini button:hover{background:var(--primary-deep)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ Drawer ============ */
.overlay{
  position:fixed;inset:0;z-index:80;background:rgba(20,17,34,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.overlay.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:288px;max-width:86vw;background:#fff;
  padding:20px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(102%);
  transition:transform .25s ease;
  box-shadow:-12px 0 40px rgba(20,18,31,.16);
}
.drawer.is-open{transform:translateX(0)}
.drawer-close{
  align-self:flex-end;width:40px;height:40px;border-radius:10px;
  display:grid;place-items:center;color:var(--text-2);
  background:var(--bg);font-size:18px;margin-bottom:10px;
}
.drawer-close:hover{color:var(--primary);background:var(--primary-soft)}
.drawer a{
  display:flex;align-items:center;height:48px;padding:0 14px;
  border-radius:10px;font-size:15px;font-weight:600;color:var(--text);
}
.drawer a:hover{background:var(--bg);text-decoration:none}
.drawer a.is-active{color:var(--primary);background:var(--primary-soft)}
.drawer .btn{margin-top:12px}

/* ============ Sticky bar ============ */
.sticky-bar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -8px 24px rgba(20,18,31,.08);
  padding:10px 16px;
  align-items:center;gap:12px;
  transform:translateY(120%);
  transition:transform .25s ease;
}
.sticky-bar.is-show{transform:translateY(0)}
.sticky-bar .btn{flex:1}
.sticky-close{
  width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;color:var(--text-3);background:var(--bg);
  flex:0 0 auto;
}
.sticky-close:hover{color:var(--primary)}

/* ============ Skeleton ============ */
.skeleton{background:#ECEFF6;border-radius:10px;animation:sk 1.4s ease-in-out infinite}
@keyframes sk{0%,100%{opacity:1}50%{opacity:.45}}

/* ============ Responsive ============ */
@media (max-width:1024px){
  .container{padding:0 24px}
  .main-nav{display:none}
  .search-box{display:none}
  .search-icon-btn{display:inline-flex}
  .menu-btn{display:inline-flex}
  .header-cta{display:none}
  .section{padding:72px 0}
  .preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .count-bar{grid-template-columns:1fr;gap:22px}
  .cta-band{grid-template-columns:1fr;gap:24px;padding:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 0}
  .footer-col{padding:0 24px}
  .footer-col:nth-child(odd){padding-left:0;border-left:0}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-inner{height:64px;gap:12px}
  .logo-text{font-size:15px}
  .logo-text-full{display:none}
  .section{padding:52px 0}
  .section-tight{padding:20px 0 0}
  .page-banner-inner{min-height:auto;padding:40px 0 44px}
  .page-banner h1{font-size:28px}
  .section-head{margin-bottom:24px;gap:16px}
  .section-head h2{font-size:22px}
  .preview-grid{grid-template-columns:1fr;gap:18px}
  .steps{grid-template-columns:1fr}
  .filter-row{width:100%;justify-content:space-between}
  .pill{flex:1;padding:0 8px}
  .count-bar{padding:22px 18px;border-radius:16px}
  .count-cell{min-width:52px;padding:6px 4px}
  .count-num{font-size:22px}
  .field{flex-direction:column}
  .field .btn{width:100%}
  .faq-q{font-size:15px;padding:14px 16px}
  .faq-a-inner{padding:0 16px 18px}
  .site-footer{padding:44px 0 24px;margin-top:52px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-col{padding:0;border-left:0;border-top:1px solid rgba(255,255,255,.08);padding-top:22px}
  .footer-col:first-child{border-top:0;padding-top:0}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;margin-top:28px}
  .sticky-bar{display:flex}
  body{padding-bottom:64px}
}
@media (max-width:640px){
  .count-cell{min-width:44px}
  .count-num{font-size:20px}
  .countdown{gap:6px}
  .cta-band{padding:22px}
  .cta-band h2{font-size:22px}
}
@media (max-width:520px){
  .cast-body{padding:16px}
  .cast-title{font-size:17px}
  .page-banner::after{display:none}
}

/* roulang page: category2 */
:root{
  --primary:#6C3CF0;
  --primary-deep:#4B21C4;
  --primary-soft:#EFE9FE;
  --accent:#00D9C0;
  --live:#FF4D3D;
  --success:#16A34A;
  --warn:#F59E0B;
  --bg:#F5F6FA;
  --surface:#FFFFFF;
  --ink:#141122;
  --ink-2:#1B1730;
  --line:#E6E6F0;
  --text:#1A1726;
  --text-2:#5B5870;
  --text-3:#8A87A0;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(20,18,31,.06);
  --shadow-2:0 10px 28px rgba(20,18,31,.10);
  --container:1200px;
  --section-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--primary);text-decoration:none;transition:color .18s ease}
a:hover{text-decoration:underline}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3{line-height:1.25;letter-spacing:-.01em;color:var(--text);margin:0;font-weight:800}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-y) 0;scroll-margin-top:96px}
.section--tight{padding-top:56px}
.section-head{margin-bottom:40px;max-width:820px}
.section-head h2{font-size:28px}
.section-sub{margin-top:10px;color:var(--text-2);font-size:15px;line-height:1.8}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--primary);
  background:var(--primary-soft);border-radius:999px;padding:6px 14px;margin-bottom:14px;
  letter-spacing:0;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(20,18,31,.04);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(20,18,31,.09)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;text-decoration:none;flex:none}
.logo:hover{text-decoration:none;color:var(--primary)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#fff;font-size:16px;font-weight:800;letter-spacing:0;
}
.logo-text{font-size:16px;letter-spacing:-.01em;white-space:nowrap}
.logo-text-short{display:none}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  position:relative;padding:10px 14px;border-radius:8px;
  color:var(--text-2);font-size:15px;font-weight:600;text-decoration:none;
  transition:color .18s ease,background .18s ease;
}
.nav-link:hover{color:var(--primary);background:#FAF9FF;text-decoration:none}
.nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:#F5F6FA;border:1px solid transparent;border-radius:999px;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.search-box:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,60,240,.14)}
.search-box input{width:150px;border:0;background:transparent;outline:none;font-size:14px;color:var(--text)}
.search-box input::placeholder{color:var(--text-3)}
.search-icon-btn{
  display:none;width:40px;height:40px;border-radius:999px;align-items:center;justify-content:center;
  color:var(--text-2);background:#F5F6FA;transition:color .18s ease,background .18s ease;
}
.search-icon-btn:hover{color:var(--primary);background:var(--primary-soft)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(108,60,240,.22)}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(75,33,196,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-deep)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn.is-loading{pointer-events:none;opacity:.85}
.btn.is-loading::before{
  content:"";width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;animation:spin .7s linear infinite;
}
.header-cta{height:42px;padding:0 20px;font-size:14px}
.menu-btn{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;background:#fff;
}
.menu-btn span{position:relative;width:18px;height:2px;border-radius:2px;background:var(--text);display:block;transition:background .18s ease}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .2s ease}
.menu-btn span::before{top:-6px}
.menu-btn span::after{top:6px}
.menu-btn:hover{border-color:var(--primary)}
.menu-btn:hover span,.menu-btn:hover span::before,.menu-btn:hover span::after{background:var(--primary)}

.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84%;max-width:340px;background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .28s ease;padding:18px 20px;
  display:flex;flex-direction:column;box-shadow:-12px 0 34px rgba(20,18,31,.16);
}
.nav-drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-title{font-size:14px;font-weight:700;color:var(--text-2)}
.drawer-close{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--text-2);background:#F5F6FA}
.drawer-close:hover{color:var(--primary);background:var(--primary-soft)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  color:var(--text);font-weight:600;font-size:15px;text-decoration:none;
}
.drawer-nav a:hover{background:#FAF9FF;color:var(--primary);text-decoration:none}
.drawer-nav a.is-active{color:var(--primary);background:var(--primary-soft)}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(20,18,31,.42);z-index:85;opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}

/* ---------- Page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFFFFF 0%,#F6F5FD 100%);
  border-bottom:1px solid var(--line);
  padding:60px 0 52px;
}
.page-head::after{
  content:"";position:absolute;right:-140px;bottom:-160px;width:460px;height:460px;pointer-events:none;
  background:radial-gradient(circle at center,rgba(108,60,240,.15),rgba(0,217,192,.10) 45%,transparent 72%);
}
.page-head .container{position:relative;z-index:1}
.page-title{font-size:44px;font-weight:800;max-width:900px;margin-top:6px}
.page-lead{margin-top:18px;color:var(--text-2);font-size:17px;line-height:1.9;max-width:780px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--text-2);
  font-size:13px;font-weight:600;text-decoration:none;box-shadow:var(--shadow-1);
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.chip:hover{color:var(--primary);border-color:var(--primary);text-decoration:none;transform:translateY(-1px)}

/* ---------- Stat band ---------- */
.stat-band{background:var(--ink);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.stat-band::after{
  content:"";position:absolute;left:-120px;top:-140px;width:420px;height:420px;
  background:radial-gradient(circle at center,rgba(0,217,192,.14),transparent 70%);
}
.stat-band .container{position:relative;z-index:1}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{padding:6px 30px;border-left:1px solid rgba(255,255,255,.14)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{
  font-size:42px;font-weight:800;line-height:1.15;color:#fff;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num em{font-style:normal;font-size:18px;font-weight:700;color:var(--accent);margin-left:4px}
.stat-label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.62)}
.stat-note{margin-top:32px;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- Strip blocks ---------- */
.strip{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:48px 0;border-top:1px solid var(--line);
}
.strip:first-of-type{border-top:0;padding-top:8px}
.strip-media{
  position:relative;aspect-ratio:16/9;border-radius:var(--radius-card);overflow:hidden;
  background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:var(--shadow-2);
}
.strip-media img{width:100%;height:100%;object-fit:cover}
.strip-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:38%;
  background:linear-gradient(180deg,transparent,rgba(20,18,31,.42));
}
.strip-index{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.strip-index::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary)}
.strip-body h3{font-size:24px;margin:12px 0 14px}
.strip-body p{color:var(--text-2);font-size:15.5px;line-height:1.95}
.strip-list{margin-top:16px;display:grid;gap:10px}
.strip-list li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--text-2);
}
.strip-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;
  background:var(--primary-soft);border:1.5px solid var(--primary);
}
.strip-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:20px;
  font-weight:700;font-size:15px;color:var(--primary);text-decoration:none;
}
.strip-link:hover{text-decoration:underline}
.strip-link svg{transition:transform .2s ease}
.strip-link:hover svg{transform:translateX(3px)}
.is-reverse .strip-media{order:2}

/* ---------- Process ---------- */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  overflow:hidden;
}
.step::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));opacity:0;transition:opacity .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#DCD6FA}
.step:hover::before{opacity:1}
.step-num{font-size:30px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.step h3{font-size:18px;margin:12px 0 10px}
.step p{font-size:14.5px;color:var(--text-2);line-height:1.9}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:#DCD6FA;box-shadow:var(--shadow-2)}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--text);
}
.faq-q:hover{color:var(--primary)}
.faq-sign{
  flex:none;width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);font-size:17px;font-weight:700;line-height:1;
  transition:transform .2s ease-out,background .2s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(180deg);background:var(--primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a-inner{padding:0 22px 22px;font-size:15px;color:var(--text-2);line-height:1.95}

/* ---------- CTA ---------- */
.replay-cta{
  position:relative;overflow:hidden;background:var(--ink);color:#fff;border-radius:20px;
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.replay-cta::after{
  content:"";position:absolute;right:-100px;bottom:-140px;width:380px;height:380px;pointer-events:none;
  background:radial-gradient(circle at center,rgba(108,60,240,.28),rgba(0,217,192,.12) 48%,transparent 72%);
}
.replay-cta .cta-copy{position:relative;z-index:1;max-width:640px}
.replay-cta h2{color:#fff;font-size:26px}
.replay-cta p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15.5px}
.cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex:none}

/* ---------- Sticky bar ---------- */
.sticky-sub{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;align-items:center;gap:12px;
  padding:10px 16px;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(20,18,31,.10);
}
.sticky-sub.is-visible{display:flex}
.sticky-sub p{font-size:13px;color:var(--text-2);flex:1}
.sticky-sub .btn{height:40px;padding:0 18px;font-size:14px}
.sticky-close{
  flex:none;width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  color:var(--text-3);background:#F5F6FA;font-size:16px;
}
.sticky-close:hover{color:var(--primary);background:var(--primary-soft)}

/* ---------- Footer ---------- */
.site-footer{background:#141122;color:rgba(255,255,255,.72);padding:64px 0 24px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr}
.footer-col{padding:0 28px;border-left:1px solid rgba(255,255,255,.10)}
.footer-col:first-child{border-left:0;padding-left:0}
.footer-col:last-child{padding-right:0}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px}
.footer-brand strong{font-weight:800;letter-spacing:-.01em}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin-top:14px}
.footer-title{font-size:13px;font-weight:700;color:#fff;margin:0;letter-spacing:.02em}
.footer-links{display:grid;gap:10px;margin-top:16px}
.footer-links a{color:rgba(255,255,255,.68);font-size:14px;text-decoration:none}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-mini{display:flex;gap:8px;margin-top:16px}
.footer-mini input{
  flex:1;min-width:0;height:42px;padding:0 14px;border-radius:var(--radius-input);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);color:#fff;font-size:14px;outline:none;
}
.footer-mini input::placeholder{color:rgba(255,255,255,.42)}
.footer-mini input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,217,192,.18)}
.footer-mini button{
  height:42px;padding:0 18px;border-radius:var(--radius-input);background:var(--primary);color:#fff;
  font-size:14px;font-weight:700;transition:background .2s ease;
}
.footer-mini button:hover{background:var(--primary-deep)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;color:rgba(255,255,255,.48);
}

@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .strip{gap:44px}
}
@media (max-width:1024px){
  :root{--section-y:80px}
  .container{padding:0 24px}
  .search-box{display:none}
  .search-icon-btn{display:inline-flex}
  .page-title{font-size:38px}
  .stat-item{padding:6px 20px}
  .stat-num{font-size:36px}
  .process{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .footer-col{padding:0 22px;border-left:0}
  .footer-col:first-child,.footer-col:last-child{padding-left:0;padding-right:0}
  .footer-col:nth-child(odd){padding-left:0}
}
@media (max-width:768px){
  :root{--section-y:56px}
  .header-inner{height:64px;gap:12px}
  .main-nav{display:none}
  .header-cta{display:none}
  .menu-btn{display:inline-flex}
  .logo-text-full{display:none}
  .logo-text-short{display:inline}
  .page-head{padding:44px 0 40px}
  .page-title{font-size:30px}
  .page-lead{font-size:16px;margin-top:14px}
  .section-head h2{font-size:22px}
  .stat-band{padding:48px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item{padding:16px 0;border-left:0}
  .strip{grid-template-columns:1fr;gap:24px;padding:32px 0}
  .strip:first-of-type{padding-top:0}
  .is-reverse .strip-media{order:0}
  .strip-body h3{font-size:20px}
  .process{grid-template-columns:1fr}
  .replay-cta{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:22px}
  .replay-cta h2{font-size:22px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:0}
  .footer-col{padding:22px 0;border-left:0;border-top:1px solid rgba(255,255,255,.10)}
  .footer-col:first-child{border-top:0;padding-top:0}
  .footer-bottom{margin-top:28px}
  .sticky-sub.is-visible{display:flex}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .page-title{font-size:28px}
  .stat-num{font-size:32px}
  .faq-q{padding:14px 16px;font-size:15px}
  .faq-a-inner{padding:0 16px 18px}
  .sticky-sub p{display:none}
  .sticky-sub .btn{width:100%}
  .footer-mini{flex-direction:column}
  .footer-mini button{width:100%}
}