/* roulang page: index */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --text-inverse:#0A0E1C;
  --line-1:rgba(140,160,255,.14);
  --line-2:rgba(255,255,255,.22);
  --ok:#3FCF8E;
  --warn:#F0A93B;
  --err:#FF6B7A;
  --radius-glass:18px;
  --radius-card:16px;
  --radius-poster:12px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --shadow-hover:0 18px 40px rgba(124,92,255,.16);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --grad-brand:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
  --glass-bg:rgba(20,26,51,.62);
  --section-y:88px;
  --container:1240px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.nav-open{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,border-color .22s ease,opacity .22s ease;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(124,92,255,.45);color:#fff;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.section{padding:var(--section-y) 0;position:relative;}
.section--tint{background:linear-gradient(180deg,rgba(14,20,40,.85) 0%,rgba(7,10,23,0) 100%);}
.section--panel{background:var(--bg-1);border-top:1px solid var(--line-1);border-bottom:1px solid var(--line-1);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:34px;
}
.section-head h2{
  font-size:clamp(23px,2.6vw,34px);
  font-weight:800;
  letter-spacing:.01em;
  line-height:1.32;
}
.section-head .head-note{
  margin-top:8px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.6;
}
.head-link{
  flex:none;
  font-size:14px;
  color:var(--text-2);
  display:inline-flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
}
.head-link i{font-size:12px;transition:transform .22s ease;}
.head-link:hover{color:var(--brand-2);}
.head-link:hover i{transform:translateX(4px);}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--brand-2);
  padding:5px 12px;
  border:1px solid rgba(53,214,200,.35);
  background:rgba(53,214,200,.08);
  border-radius:var(--radius-pill);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:12px 28px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,border-color .22s ease,filter .22s ease;
}
.btn-primary{
  background:var(--grad-brand);
  color:#fff;
  box-shadow:var(--glow-brand);
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 34px rgba(124,92,255,.48);transform:translateY(-1px);color:#fff;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 14px rgba(124,92,255,.28);}
.btn-ghost{
  background:transparent;
  border:1px solid var(--line-2);
  color:var(--text-1);
}
.btn-ghost:hover{border-color:var(--brand-2);background:rgba(53,214,200,.08);color:var(--text-1);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  color:var(--text-2);
  padding:6px 4px;
}
.btn-text i{font-size:12px;transition:transform .22s ease;}
.btn-text:hover{color:var(--brand-2);}
.btn-text:hover i{transform:translateX(4px);}
.icon-btn{
  width:40px;
  height:40px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--glass-bg);
  border:1px solid var(--line-1);
  color:var(--text-1);
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-2);}
.icon-btn:active{transform:scale(.95);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(9,13,28,.72);
  border-bottom:1px solid var(--line-1);
  transition:background-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(7,10,23,.94);
  box-shadow:0 10px 30px rgba(3,6,20,.6);
}
@supports ((-webkit-backdrop-filter:blur(14px)) or (backdrop-filter:blur(14px))){
  .site-header{background:rgba(9,13,28,.58);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);}
  .site-header.is-scrolled{background:rgba(7,10,23,.86);}
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:none;
}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:11px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,rgba(124,92,255,.28),rgba(53,214,200,.24));
  border:1px solid rgba(124,92,255,.42);
  color:var(--brand-2);
  flex:none;
}
.brand-mark svg{width:18px;height:18px;}
.brand-text{
  font-size:19px;
  font-weight:800;
  letter-spacing:.02em;
  color:var(--text-1);
}
.mini-channels{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding-left:12px;
  margin-left:4px;
  border-left:1px solid var(--line-1);
}
.mini-channels a{
  width:30px;height:30px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-3);
  font-size:13px;
}
.mini-channels a:hover{color:var(--brand-2);background:rgba(53,214,200,.08);}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 13px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:2px;
  height:3px;
  border-radius:3px;
  background:var(--brand-2);
  opacity:0;
  transform:scaleX(.4);
  transform-origin:left center;
  transition:opacity .22s ease,transform .22s ease;
}
.nav-link:hover{color:var(--text-1);}
.nav-link.active{color:var(--text-1);font-weight:600;}
.nav-link.active::after{opacity:1;transform:scaleX(1);}
.header-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex:none;
  margin-left:14px;
}
.search-box{
  display:flex;
  align-items:center;
  gap:9px;
  height:40px;
  padding:0 16px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.7);
  border:1px solid var(--line-1);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.search-box i{font-size:13px;color:var(--text-3);}
.search-box input{
  width:150px;
  border:0;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
  outline:none;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16);}
.menu-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:12px;
  border:1px solid var(--line-1);
  color:var(--text-1);
  align-items:center;
  justify-content:center;
}
.menu-toggle:hover{border-color:var(--brand-2);color:var(--brand-2);}

/* ============ Hero ============ */
.hero{
  position:relative;
  min-height:min(88vh,760px);
  display:flex;
  align-items:center;
  overflow:hidden;
  isolation:isolate;
}
.hero-media{
  position:absolute;
  inset:0;
  z-index:-2;
}
.hero-media img{
  width:100%;height:100%;
  object-fit:cover;
  object-position:center 30%;
  opacity:.62;
}
.hero-veil{
  position:absolute;
  inset:0;
  z-index:-1;
  background:linear-gradient(90deg,rgba(7,10,23,.94) 0%,rgba(7,10,23,.72) 46%,rgba(7,10,23,.15) 100%);
}
.hero-veil::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:180px;
  background:linear-gradient(180deg,rgba(7,10,23,0),var(--bg-0));
}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
  gap:56px;
  align-items:center;
  padding-top:64px;
  padding-bottom:72px;
  width:100%;
}
.hero-copy{max-width:660px;}
.hero h1{
  margin:22px 0 18px;
  font-size:clamp(30px,4.4vw,52px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:.005em;
}
.hero-sub{
  font-size:17px;
  color:var(--text-2);
  max-width:26em;
}
.hero-cta{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin:30px 0 26px;
}
.hero-meta{
  display:inline-flex;
  flex-wrap:wrap;
  align-items:center;
  gap:0;
  padding:10px 8px;
  border-radius:var(--radius-glass);
  background:var(--glass-bg);
  border:1px solid rgba(255,255,255,.08);
}
@supports ((-webkit-backdrop-filter:blur(12px)) or (backdrop-filter:blur(12px))){
  .hero-meta{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);}
}
.hero-meta span{
  font-size:13px;
  color:var(--text-2);
  padding:2px 16px;
  border-right:1px solid var(--line-1);
  font-variant-numeric:tabular-nums;
}
.hero-meta span:last-child{border-right:0;}
.hero-meta span strong{color:var(--accent-gold);font-weight:700;margin-right:3px;}
.hero-picks{
  display:flex;
  flex-direction:column;
  gap:14px;
  justify-self:end;
  width:100%;
  max-width:280px;
}
.pick{
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px;
  border-radius:14px;
  border:1px solid transparent;
  background:rgba(14,20,40,.6);
  transition:border-color .22s ease,transform .22s ease,background-color .22s ease;
}
.pick img{
  width:78px;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:9px;
  flex:none;
}
.pick-body{min-width:0;}
.pick-title{
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.pick-note{font-size:12.5px;color:var(--text-3);}
.pick:hover{border-color:rgba(124,92,255,.5);transform:translateX(-4px);background:rgba(20,26,51,.8);}
.pick.is-current{border-color:var(--brand-2);background:rgba(53,214,200,.08);}
.hero-controls{
  position:absolute;
  left:0;right:0;bottom:26px;
  z-index:3;
}
.hero-controls .inner{
  display:flex;
  align-items:center;
  gap:16px;
}
.hero-dots{display:flex;align-items:center;gap:9px;}
.hero-dot{
  width:26px;height:5px;border-radius:999px;
  background:rgba(233,237,250,.24);
  transition:background-color .22s ease,width .22s ease;
}
.hero-dot.active{background:var(--brand-2);width:40px;}
.hero-pause{
  width:34px;height:34px;border-radius:50%;
  border:1px solid var(--line-1);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);
  background:rgba(14,20,40,.6);
}
.hero-pause:hover{color:var(--brand-2);border-color:var(--brand-2);}

/* ============ 数据条 ============ */
.stats-strip{
  border-top:1px solid var(--line-1);
  border-bottom:1px solid var(--line-1);
  background:var(--bg-1);
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line-1);
}
.stat{
  background:var(--bg-1);
  padding:28px 24px;
}
.stat-num{
  font-size:clamp(26px,2.6vw,34px);
  font-weight:800;
  line-height:1.2;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,#E9EDFA 0%,#35D6C8 120%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-label{
  margin-top:6px;
  font-size:14px;
  color:var(--text-2);
}

/* ============ 横滑片库 ============ */
.track-wrap{position:relative;}
.track{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:4px 4px 18px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.track::-webkit-scrollbar{display:none;}
.post-card{
  flex:0 0 216px;
  scroll-snap-align:start;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.post-thumb{
  position:relative;
  display:block;
  border-radius:var(--radius-poster);
  overflow:hidden;
  aspect-ratio:2/3;
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
}
.post-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s ease,opacity .3s ease;
}
.post-thumb::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,10,23,.05),rgba(7,10,23,.55));
  opacity:.6;
  transition:opacity .3s ease;
  pointer-events:none;
}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-card:hover .post-thumb::after{opacity:1;}
.post-card:hover .post-title a{color:var(--brand-2);}
.duration-pill{
  position:absolute;
  right:10px;bottom:10px;
  z-index:2;
  font-size:12px;
  padding:3px 9px;
  border-radius:var(--radius-pill);
  background:rgba(7,10,23,.74);
  border:1px solid rgba(255,255,255,.14);
  color:var(--text-1);
  font-variant-numeric:tabular-nums;
}
.badge-corner{
  position:absolute;
  left:10px;top:10px;
  z-index:2;
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(240,195,109,.6);
  background:rgba(240,195,109,.12);
  color:var(--accent-gold);
}
.post-title{
  font-size:16.5px;
  font-weight:600;
  line-height:1.45;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.post-meta{
  font-size:13px;
  color:var(--text-3);
  display:flex;
  align-items:center;
  gap:8px;
  font-variant-numeric:tabular-nums;
}
.post-meta .score{color:var(--accent-gold);font-weight:700;}
.track-bar{
  position:relative;
  height:4px;
  border-radius:999px;
  background:rgba(140,160,255,.14);
  overflow:hidden;
  margin-top:6px;
  max-width:320px;
}
.track-bar span{
  position:absolute;
  left:0;top:0;
  height:100%;
  width:20%;
  border-radius:999px;
  background:var(--brand-2);
  transition:transform .12s linear;
}
.track-nav{
  display:flex;
  gap:10px;
}
.track-nav .icon-btn[disabled]{opacity:.35;cursor:not-allowed;}

/* ============ 热播榜单（非对称双栏） ============ */
.spotlight{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);
  gap:34px;
  align-items:stretch;
}
.feature-poster{
  position:relative;
  border-radius:var(--radius-glass);
  overflow:hidden;
  aspect-ratio:3/2;
  box-shadow:var(--shadow-card);
  display:block;
}
.feature-poster img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .3s ease;
}
.feature-poster:hover img{transform:scale(1.04);}
.feature-poster::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,10,23,0) 30%,rgba(7,10,23,.92) 100%);
}
.feature-info{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:26px;
  z-index:2;
}
.feature-info h3{
  font-size:22px;
  font-weight:700;
  margin-bottom:8px;
}
.feature-info p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
  max-width:30em;
}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.chip{
  font-size:12px;
  padding:4px 11px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-1);
  color:var(--text-2);
  background:rgba(20,26,51,.5);
}
.chip--gold{border-color:rgba(240,195,109,.5);color:var(--accent-gold);background:rgba(240,195,109,.08);}
.rank-list{
  border:1px solid var(--line-1);
  border-radius:var(--radius-glass);
  background:var(--bg-1);
  overflow:hidden;
}
.rank-row{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  padding:14px 20px 14px 22px;
  border-bottom:1px solid var(--line-1);
  transition:transform .22s ease,background-color .22s ease;
}
.rank-row:last-child{border-bottom:0;}
.rank-row::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .22s ease;
}
.rank-row:hover{transform:translateX(4px);background:rgba(20,26,51,.7);}
.rank-row:hover::before{opacity:1;}
.rank-num{
  flex:none;
  width:42px;
  font-size:24px;
  font-weight:900;
  color:var(--accent-gold);
  font-variant-numeric:tabular-nums;
  line-height:1;
  letter-spacing:-.02em;
}
.rank-thumb{
  width:52px;
  aspect-ratio:2/3;
  border-radius:8px;
  object-fit:cover;
  flex:none;
  background:var(--bg-2);
}
.rank-body{min-width:0;flex:1;}
.rank-title{
  font-size:16px;
  font-weight:600;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.rank-sub{
  font-size:13px;
  color:var(--text-3);
  margin-top:2px;
  font-variant-numeric:tabular-nums;
}
.rank-go{
  flex:none;
  font-size:13.5px;
  color:var(--text-2);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.rank-go i{font-size:11px;transition:transform .22s ease;}
.rank-row:hover .rank-go{color:var(--brand-2);}
.rank-row:hover .rank-go i{transform:translateX(4px);}

/* ============ 片单合集 ============ */
.collection-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:26px;
}
.collection-card{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1fr);
  gap:0;
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.collection-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover),0 0 0 1px rgba(124,92,255,.3);
  border-color:transparent;
}
.collection-cover{
  position:relative;
  aspect-ratio:3/2;
  height:100%;
  min-height:230px;
  overflow:hidden;
}
.collection-cover img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .3s ease;
}
.collection-card:hover .collection-cover img{transform:scale(1.04);}
.collection-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.collection-body h3{font-size:19px;font-weight:700;}
.collection-body .desc{font-size:13.5px;color:var(--text-2);line-height:1.7;}
.collection-items{display:flex;flex-direction:column;gap:9px;margin-top:2px;}
.collection-items li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--text-2);
}
.collection-items li span{
  width:5px;height:5px;border-radius:50%;
  background:var(--brand-2);
  flex:none;
  opacity:.8;
}
.collection-items li em{
  font-style:normal;
  margin-left:auto;
  font-size:12.5px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.collection-foot{
  margin-top:auto;
  font-size:13.5px;
  color:var(--brand-2);
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.collection-foot i{font-size:11px;transition:transform .22s ease;}
.collection-card:hover .collection-foot i{transform:translateX(4px);}

/* ============ 资讯区（CMS） ============ */
.news-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
}
.news-card{
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:16px;
  border-radius:var(--radius-card);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
  height:100%;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover),0 0 0 1px rgba(124,92,255,.3);
  border-color:transparent;
}
.news-thumb{
  display:block;
  border-radius:var(--radius-poster);
  overflow:hidden;
  aspect-ratio:16/9;
  background:var(--bg-2);
}
.news-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .3s ease;
}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-cat{
  align-self:flex-start;
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(53,214,200,.45);
  color:var(--brand-2);
  background:rgba(53,214,200,.08);
}
.news-card h3{
  font-size:16.5px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card h3 a:hover{color:var(--brand-2);}
.news-card .excerpt{
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12.5px;
  color:var(--text-3);
  padding-top:12px;
  border-top:1px solid var(--line-1);
  font-variant-numeric:tabular-nums;
}
.news-foot a{color:var(--brand-2);display:inline-flex;align-items:center;gap:6px;}
.news-foot a i{font-size:11px;}
.news-empty{
  grid-column:1/-1;
  text-align:center;
  padding:56px 24px;
  border:1px dashed var(--line-1);
  border-radius:var(--radius-card);
  background:var(--bg-1);
  color:var(--text-2);
  font-size:15px;
}
.news-empty i{
  display:block;
  font-size:26px;
  color:var(--text-3);
  margin-bottom:12px;
}

/* ============ 口碑 ============ */
.voice{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr);
  gap:34px;
  align-items:start;
}
.voice-panel{
  padding:30px 28px;
  border-radius:var(--radius-glass);
  background:var(--bg-1);
  border:1px solid var(--line-1);
}
.voice-panel h3{font-size:22px;font-weight:700;margin-bottom:10px;}
.voice-panel p{font-size:14.5px;color:var(--text-2);line-height:1.8;}
.voice-score{
  display:flex;
  align-items:baseline;
  gap:12px;
  margin:22px 0 6px;
}
.voice-score b{
  font-size:46px;
  font-weight:800;
  line-height:1;
  color:var(--accent-gold);
  font-variant-numeric:tabular-nums;
}
.voice-score span{font-size:13.5px;color:var(--text-3);}
.voice-bar{
  height:6px;
  border-radius:999px;
  background:rgba(140,160,255,.14);
  overflow:hidden;
  margin-top:12px;
}
.voice-bar span{
  display:block;
  height:100%;
  width:92%;
  border-radius:999px;
  background:var(--grad-brand);
}
.voice-list{display:grid;gap:18px;}
.voice-item{
  padding:22px 24px;
  border-radius:var(--radius-card);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  transition:border-color .22s ease,transform .22s ease;
}
.voice-item:hover{border-color:rgba(124,92,255,.4);transform:translateY(-3px);}
.voice-item blockquote{
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--text-1);
}
.voice-item footer{
  margin-top:14px;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
}
.avatar{
  width:30px;height:30px;
  border-radius:50%;
  flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;
  color:var(--text-inverse);
  background:var(--grad-brand);
}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-item{
  border:1px solid var(--line-1);
  border-radius:14px;
  background:rgba(20,26,51,.55);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s ease,background-color .22s ease;
}
.faq-item:hover{border-color:rgba(124,92,255,.4);}
.faq-item.open{border-color:rgba(124,92,255,.5);background:rgba(20,26,51,.85);}
.faq-q{
  position:relative;
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  text-align:left;
  padding:18px 22px 18px 24px;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:12px;bottom:12px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .22s ease;
}
.faq-item.open .faq-q::before{opacity:1;}
.faq-icon{
  flex:none;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line-2);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);
  transition:transform .22s ease,color .22s ease,border-color .22s ease;
}
.faq-icon::after{content:"+";font-size:15px;line-height:1;}
.faq-item.open .faq-icon{transform:rotate(45deg);color:var(--brand-2);border-color:var(--brand-2);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease;
}
.faq-item.open .faq-a{max-height:420px;}
.faq-a p{
  padding:0 22px 20px 24px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  background:var(--bg-2);
  border:1px solid var(--line-1);
}
.cta-band img{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.28;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,10,23,.94) 0%,rgba(7,10,23,.62) 100%);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.85fr);
  gap:40px;
  align-items:center;
  padding:54px 48px;
}
.cta-copy h2{
  font-size:clamp(23px,2.6vw,32px);
  font-weight:800;
  line-height:1.32;
  margin-bottom:14px;
}
.cta-copy p{font-size:15px;color:var(--text-2);max-width:24em;}
.cta-form{
  padding:26px;
  border-radius:var(--radius-glass);
  background:var(--glass-bg);
  border:1px solid rgba(255,255,255,.08);
}
@supports ((-webkit-backdrop-filter:blur(14px)) or (backdrop-filter:blur(14px))){
  .cta-form{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);}
}
.cta-form label{
  display:block;
  font-size:13.5px;
  color:var(--text-2);
  margin-bottom:10px;
}
.field-row{display:flex;gap:10px;flex-wrap:wrap;}
.field-row input{
  flex:1 1 180px;
  min-width:0;
  height:48px;
  padding:0 16px;
  border-radius:var(--radius-input);
  background:rgba(7,10,23,.72);
  border:1px solid var(--line-1);
  color:var(--text-1);
  outline:none;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field-row input::placeholder{color:var(--text-3);}
.field-row input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16);}
.form-note{
  margin-top:12px;
  font-size:12.5px;
  color:var(--text-3);
  line-height:1.7;
}
.form-msg{
  margin-top:12px;
  font-size:13px;
  color:var(--ok);
  display:none;
}
.form-msg.is-error{color:var(--err);}
.form-msg.is-show{display:block;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-1);
  border-top:1px solid var(--line-1);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:36px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
  max-width:26em;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--text-1);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{
  font-size:13.5px;
  color:var(--text-2);
}
.footer-col a:hover{color:var(--brand-2);}
.footer-sub p{font-size:13.5px;color:var(--text-2);margin-bottom:14px;line-height:1.75;}
.footer-sub .field-row input{height:44px;}
.footer-sub .btn{padding:10px 22px;font-size:14px;}
.footer-bottom{
  border-top:1px solid var(--line-1);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand-2);}

/* ============ 移动端底部快捷条 ============ */
.mobile-dock{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  background:rgba(9,13,28,.95);
  border-top:1px solid var(--line-1);
  padding:8px 10px calc(8px + env(safe-area-inset-bottom));
}
@supports ((-webkit-backdrop-filter:blur(14px)) or (backdrop-filter:blur(14px))){
  .mobile-dock{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);}
}
.mobile-dock ul{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;}
.mobile-dock a{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
  padding:6px 0;
  font-size:11.5px;
  color:var(--text-3);
  border-radius:10px;
}
.mobile-dock a i{font-size:16px;}
.mobile-dock a.active,.mobile-dock a:hover{color:var(--brand-2);}

/* ============ 响应式 ============ */
@media (min-width:1600px){
  :root{--section-y:104px;}
  .container{padding:0 48px;}
  .hero{min-height:min(86vh,860px);}
}
@media (max-width:1199.98px){
  .news-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .post-card{flex:0 0 200px;}
}
@media (max-width:991.98px){
  :root{--section-y:64px;}
  .container{padding:0 24px;}
  .main-nav{
    position:fixed;
    top:0;right:0;
    height:100vh;
    width:min(340px,86vw);
    background:rgba(10,14,30,.98);
    border-left:1px solid var(--line-1);
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:88px 22px 32px;
    transform:translateX(102%);
    transition:transform .3s ease;
    overflow-y:auto;
    z-index:80;
  }
  @supports ((-webkit-backdrop-filter:blur(18px)) or (backdrop-filter:blur(18px))){
    .main-nav{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);}
  }
  .main-nav.is-open{transform:translateX(0);}
  .nav-link{padding:13px 12px;font-size:16px;border-radius:12px;}
  .nav-link::after{display:none;}
  .nav-link.active{background:rgba(53,214,200,.1);color:var(--brand-2);}
  .menu-toggle{display:inline-flex;margin-left:auto;}
  .search-box{display:none;}
  .header-actions .btn-text{display:none;}
  .brand-text{font-size:17px;}
  .mini-channels{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:34px;padding-top:44px;padding-bottom:88px;}
  .hero-picks{justify-self:stretch;max-width:none;flex-direction:row;overflow-x:auto;padding-bottom:6px;}
  .pick{flex:0 0 240px;}
  .spotlight{grid-template-columns:1fr;}
  .collection-grid{grid-template-columns:1fr;}
  .voice{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;padding:40px 30px;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767.98px){
  :root{--section-y:48px;}
  .container{padding:0 20px;}
  body{padding-bottom:74px;}
  .mobile-dock{display:block;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .news-grid{grid-template-columns:1fr;}
  .post-card{flex:0 0 62%;}
  .hero-meta{width:100%;}
  .hero-meta span{padding:2px 12px;font-size:12.5px;}
  .collection-card{grid-template-columns:1fr;}
  .collection-cover{min-height:0;}
  .feature-info{padding:20px;}
  .rank-row{padding:12px 16px;}
  .rank-num{width:34px;font-size:20px;}
  .rank-go{display:none;}
  .cta-inner{padding:32px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .voice-panel{padding:24px 20px;}
}
@media (max-width:575.98px){
  .hero h1{font-size:29px;}
  .hero-cta{gap:10px;}
  .btn{padding:11px 20px;font-size:14.5px;}
  .post-card{flex:0 0 74%;}
  .stats-grid{grid-template-columns:1fr;}
  .track-bar{max-width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .post-card:hover .post-thumb img,
  .news-card:hover .news-thumb img,
  .collection-card:hover .collection-cover img,
  .feature-poster:hover img{transform:none;}
  .rank-row:hover{transform:none;}
  .news-card:hover,.collection-card:hover{transform:none;}
}

/* roulang page: article */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --line-1:rgba(140,160,255,.14);
  --line-2:rgba(255,255,255,.08);
  --ok:#3FCF8E;
  --warn:#F0A93B;
  --err:#FF6B7A;
  --radius-panel:18px;
  --radius-card:16px;
  --radius-img:12px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --grad-brand:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--bg-0);
  background-image:
    radial-gradient(circle at 10% -6%, rgba(124,92,255,.16), transparent 44%),
    radial-gradient(circle at 92% 2%, rgba(53,214,200,.10), transparent 40%);
  background-repeat:no-repeat;
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease-out}
a:hover{color:#5CE7DB}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:8px}
::selection{background:rgba(124,92,255,.42);color:#fff}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
@media (max-width:991px){.container{padding:0 24px}}
@media (max-width:575px){.container{padding:0 20px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(9,13,29,.72);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-1);
  transition:background .25s ease-out,box-shadow .25s ease-out;
}
@supports not ((-webkit-backdrop-filter:blur(4px)) or (backdrop-filter:blur(4px))){
  .site-header{background:#0E1428}
}
.site-header.scrolled{background:rgba(7,10,23,.96);box-shadow:0 10px 30px rgba(3,6,20,.6)}
.header-inner{display:flex;align-items:center;gap:18px;height:72px;transition:height .25s ease-out}
.site-header.scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-1);font-weight:800;font-size:19px;letter-spacing:.02em;white-space:nowrap}
.brand:hover{color:#fff}
.brand-mark{width:30px;height:30px;border-radius:10px;background:var(--grad-brand);display:grid;place-items:center;box-shadow:var(--glow-brand);flex:0 0 auto}
.brand-mark svg{width:17px;height:17px;fill:#0A0E1C}
.mini-icons{display:inline-flex;gap:6px;margin-left:4px}
.mini-icons span{width:6px;height:6px;border-radius:50%;background:rgba(166,176,204,.5)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px}
.nav-link{position:relative;padding:8px 12px;border-radius:999px;color:var(--text-2);font-size:15px;transition:color .2s ease-out,background .2s ease-out}
.nav-link:hover{color:var(--text-1);background:rgba(124,92,255,.14)}
.nav-link.active{color:var(--text-1)}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand-1),var(--brand-2))}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line-2);transition:border-color .2s ease-out,background .2s ease-out}
.nav-search:focus-within{border-color:var(--brand-1);background:rgba(124,92,255,.10)}
.nav-search svg{width:15px;height:15px;fill:var(--text-3);flex:0 0 auto}
.nav-search input{width:148px;border:0;background:none;outline:none;color:var(--text-1);font-size:14px}
.nav-search input::placeholder{color:var(--text-3)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;font-weight:600;font-size:15px;padding:12px 28px;cursor:pointer;transition:all .2s ease-out;line-height:1}
.btn-primary{background:var(--grad-brand);color:#FFFFFF;box-shadow:var(--glow-brand);text-shadow:0 1px 2px rgba(7,10,23,.35)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);box-shadow:0 0 34px rgba(124,92,255,.5);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 14px rgba(124,92,255,.35)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--brand-2);background:rgba(53,214,200,.08);color:var(--text-1)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-text{color:var(--text-2);font-size:15px;padding:8px 4px;background:none;border:0}
.btn-text:hover{color:var(--text-1)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-2);background:rgba(255,255,255,.05);cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{display:none}

/* ---------- hero ---------- */
.article-hero{position:relative;overflow:hidden;padding:60px 0 54px;display:flex;align-items:flex-end;min-height:300px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.02)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,10,23,.96) 0%,rgba(7,10,23,.82) 48%,rgba(7,10,23,.45) 100%)}
.hero-inner{position:relative;z-index:2;width:100%}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--brand-2)}
.crumbs .sep{color:var(--text-3)}
.hero-title{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1.3;margin:0 0 18px;max-width:940px;letter-spacing:.01em}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;font-size:13px;color:var(--text-2)}
.tag-cat{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12px;letter-spacing:.06em;color:var(--brand-2);border:1px solid rgba(53,214,200,.45);background:rgba(53,214,200,.10)}
.meta-sep{width:4px;height:4px;border-radius:50%;background:var(--text-3);display:inline-block}

/* ---------- layout ---------- */
main{padding-bottom:8px}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,860px) 268px;
  gap:36px;
  justify-content:center;
  align-items:start;
  padding-top:48px;
}
.article-card{
  background:var(--bg-1);
  border:1px solid var(--line-1);
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-card);
  padding:48px;
}
@media (max-width:767px){.article-card{padding:22px}}
.article-body{font-size:16.5px;line-height:1.9;color:#DDE3F5;word-break:break-word}
.article-body p{margin:0 0 1.3em}
.article-body h2{position:relative;font-size:clamp(21px,2.1vw,26px);font-weight:800;line-height:1.42;margin:2em 0 .9em;padding-left:14px;color:var(--text-1)}
.article-body h2::before{content:"";position:absolute;left:0;top:.26em;bottom:.26em;width:3px;border-radius:3px;background:linear-gradient(180deg,var(--brand-1),var(--brand-2))}
.article-body h3{font-size:19px;font-weight:700;line-height:1.5;margin:1.7em 0 .7em;color:var(--text-1)}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.45em}
.article-body li{margin:.5em 0;line-height:1.85;color:#D7DEF2}
.article-body a{color:var(--brand-2);border-bottom:1px solid rgba(53,214,200,.35)}
.article-body a:hover{color:#5CE7DB;border-bottom-color:#5CE7DB}
.article-body blockquote{margin:1.6em 0;padding:16px 22px;border-left:3px solid var(--brand-1);background:rgba(124,92,255,.09);border-radius:0 12px 12px 0;color:var(--text-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img);margin:1.6em auto}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line-1);text-align:left}
.article-body thead th{background:var(--bg-2);color:var(--text-2);font-weight:600}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.article-body hr{border:0;height:1px;margin:2.4em 0;background:var(--line-1)}
.article-body code{background:var(--bg-2);padding:2px 7px;border-radius:6px;font-size:14px;color:var(--brand-2)}

/* ---------- sidebar ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.toc-panel{background:rgba(14,20,40,.92);border:1px solid var(--line-2);border-radius:var(--radius-panel);padding:20px;box-shadow:var(--shadow-card)}
.toc-panel h3{margin:0 0 12px;font-size:13px;letter-spacing:.1em;color:var(--text-3);font-weight:600}
.toc-list{list-style:none;margin:0;padding:0;max-height:52vh;overflow:auto}
.toc-list li{margin:0}
.toc-list a{display:block;padding:7px 10px;border-left:2px solid transparent;color:var(--text-2);font-size:14px;line-height:1.55;border-radius:0 8px 8px 0}
.toc-list a:hover{color:var(--text-1);background:rgba(124,92,255,.10)}
.toc-list a.active{color:var(--brand-2);border-left-color:var(--brand-2);background:rgba(53,214,200,.08)}
.side-cta{background:linear-gradient(160deg,rgba(124,92,255,.22),rgba(53,214,200,.12));border:1px solid var(--line-2);border-radius:var(--radius-panel);padding:20px}
.side-cta p{margin:0 0 14px;font-size:14px;color:var(--text-2);line-height:1.7}
.side-cta .btn{width:100%}

/* ---------- article footer blocks ---------- */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line-1)}
.tag-chip{display:inline-block;padding:5px 14px;border-radius:999px;font-size:13px;color:var(--text-2);border:1px solid var(--line-1);background:rgba(255,255,255,.02);transition:all .2s ease-out}
.tag-chip:hover{color:var(--brand-2);border-color:rgba(53,214,200,.5)}
.article-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px}
.icon-btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:999px;border:1px solid var(--line-2);background:rgba(255,255,255,.04);color:var(--text-2);font-size:14px;cursor:pointer;transition:all .2s ease-out}
.icon-btn:hover{color:var(--brand-2);border-color:rgba(53,214,200,.5);transform:translateY(-1px)}
.icon-btn svg{width:15px;height:15px;fill:currentColor}

.article-empty{padding:56px 12px;text-align:center;color:var(--text-2)}
.article-empty .empty-mark{width:64px;height:64px;margin:0 auto 18px;border-radius:20px;background:var(--bg-2);display:grid;place-items:center}
.article-empty .empty-mark svg{width:30px;height:30px;fill:var(--brand-1);opacity:.8}
.article-empty h2{font-size:22px;font-weight:800;color:var(--text-1);margin:0 0 12px}
.article-empty p{margin:0 0 22px;font-size:15px}

.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:48px}
.post-nav-item{display:block;background:var(--bg-1);border:1px solid var(--line-1);border-radius:var(--radius-card);padding:20px 22px;transition:all .22s ease-out}
.post-nav-item:hover{border-color:rgba(124,92,255,.4);transform:translateY(-3px);box-shadow:0 18px 40px rgba(124,92,255,.16)}
.post-nav-item .pn-label{display:block;font-size:12px;letter-spacing:.1em;color:var(--text-3);margin-bottom:8px}
.post-nav-item .pn-title{font-size:16px;font-weight:600;color:var(--text-1);line-height:1.55}
.post-nav-item:hover .pn-title{color:var(--brand-2)}
.post-nav-item.right{text-align:right}
@media (max-width:575px){.post-nav{grid-template-columns:1fr}}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:64px 0 26px}
.section-head h2{margin:0;font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:.01em}
.section-head .more{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.section-head .more:hover{color:var(--brand-2)}

.related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:991px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.related-grid{grid-template-columns:1fr}}
.poster-card{display:block;background:var(--bg-1);border:1px solid var(--line-1);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);transition:all .22s ease-out}
.poster-card:hover{transform:translateY(-4px);box-shadow:0 0 0 1px rgba(124,92,255,.3),0 18px 40px rgba(124,92,255,.16)}
.poster-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease-out,filter .24s ease-out}
.poster-card:hover .poster-thumb img{transform:scale(1.04)}
.poster-thumb::after{content:"";position:absolute;inset:0;background:rgba(7,10,23,.15);transition:background .22s ease-out}
.poster-card:hover .poster-thumb::after{background:rgba(7,10,23,.45)}
.poster-body{padding:16px 18px 18px}
.poster-body h3{margin:0 0 8px;font-size:16px;font-weight:600;line-height:1.5;color:var(--text-1)}
.poster-card:hover .poster-body h3{color:var(--brand-2)}
.poster-meta{font-size:13px;color:var(--text-3)}
.poster-meta .score{color:var(--accent-gold);font-weight:600}

.cta-band{position:relative;overflow:hidden;margin-top:72px;border-radius:22px;border:1px solid var(--line-1);background:linear-gradient(120deg,rgba(124,92,255,.18),rgba(53,214,200,.10)),var(--bg-1);padding:44px 44px}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 82% 20%, rgba(53,214,200,.20), transparent 42%),radial-gradient(circle at 12% 84%, rgba(124,92,255,.20), transparent 46%);opacity:.55;pointer-events:none}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
@media (max-width:991px){.cta-inner{grid-template-columns:1fr}.cta-band{padding:30px 22px}}
.cta-inner h2{margin:0 0 12px;font-size:clamp(22px,2.5vw,30px);font-weight:800}
.cta-inner p{margin:0;color:var(--text-2);font-size:15px}
.subscribe-row{display:flex;gap:12px;flex-wrap:wrap}
.subscribe-row input{flex:1 1 220px;height:48px;border-radius:12px;border:1px solid var(--line-2);background:var(--bg-2);color:var(--text-1);padding:0 16px;font-size:15px;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.subscribe-row input::placeholder{color:var(--text-3)}
.subscribe-row input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.18)}
.form-note{margin:12px 0 0;font-size:12.5px;color:var(--text-3)}

/* ---------- footer ---------- */
.site-footer{margin-top:88px;background:var(--bg-1);border-top:1px solid var(--line-1);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--text-1);margin-bottom:14px}
.footer-claim{margin:0 0 18px;color:var(--text-2);font-size:14px;line-height:1.75;max-width:280px}
.footer-title{font-size:14px;font-weight:700;color:var(--text-1);margin:0 0 14px;letter-spacing:.04em}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin:0 0 10px}
.footer-links a{color:var(--text-2);font-size:14px}
.footer-links a:hover{color:var(--brand-2)}
.footer-subscribe input{width:100%;height:46px;border-radius:12px;border:1px solid var(--line-2);background:var(--bg-2);color:var(--text-1);padding:0 14px;font-size:14px;margin-bottom:12px}
.footer-subscribe input::placeholder{color:var(--text-3)}
.footer-subscribe input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.18)}
.footer-subscribe .btn{width:100%}
.footer-proof{display:flex;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--text-3)}
.footer-proof .avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--grad-brand);color:#0A0E1C;font-size:13px;font-weight:700}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line-1);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:var(--text-3)}

@media (max-width:1099px){
  .article-layout{grid-template-columns:minmax(0,1fr);padding-top:34px}
  .article-side{display:none}
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .nav-drawer{display:block;position:fixed;top:0;right:0;width:min(320px,86vw);height:100%;z-index:90;background:#0E1428;border-left:1px solid var(--line-1);transform:translateX(102%);transition:transform .26s ease-out;padding:24px 22px;overflow-y:auto}
  .nav-drawer.open{transform:translateX(0)}
  .nav-drawer h3{margin:0 0 16px;font-size:13px;letter-spacing:.12em;color:var(--text-3);font-weight:600}
  .drawer-links{display:flex;flex-direction:column;gap:4px}
  .drawer-links a{padding:12px 14px;border-radius:12px;color:var(--text-2);font-size:15px}
  .drawer-links a:hover{background:rgba(124,92,255,.14);color:var(--text-1)}
  .drawer-links a.active{color:var(--text-1);background:rgba(53,214,200,.10);border-left:3px solid var(--brand-2)}
  .drawer-foot{margin-top:24px;display:flex;flex-direction:column;gap:10px}
}
@media (max-width:575px){
  .header-inner{height:64px;gap:12px}
  .brand{font-size:17px}
  .mini-icons{display:none}
  .btn{padding:11px 20px;font-size:14px}
  .hero-meta{font-size:12.5px}
  .article-title-h1{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .poster-card:hover,.post-nav-item:hover,.btn-primary:hover{transform:none}
  .poster-card:hover .poster-thumb img{transform:none}
}

/* roulang page: category1 */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --line-1:rgba(140,160,255,.14);
  --line-2:rgba(255,255,255,.08);
  --ok:#3FCF8E;
  --warn:#F0A93B;
  --err:#FF6B7A;
  --radius-card:16px;
  --radius-glass:18px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --shadow-hover:0 18px 40px rgba(124,92,255,.16);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --grad-cta:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
  --sec-pad:88px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:radial-gradient(rgba(233,237,250,.5) 1px,transparent 1px),radial-gradient(rgba(124,92,255,.35) 1px,transparent 1px);
  background-size:190px 190px,320px 320px;
  background-position:0 0,90px 120px;
  opacity:.07;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-2);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px;}
.container-x{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
  position:relative;
  z-index:1;
}
.section{padding:var(--sec-pad) 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.section-head h2{font-size:clamp(23px,2.6vw,34px);}
.section-head .eyebrow{
  display:block;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--brand-2);
  margin-bottom:8px;
  font-weight:600;
}
.more-link{
  font-size:14px;
  color:var(--text-2);
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.more-link i{transition:transform .2s ease;}
.more-link:hover i{transform:translateX(4px);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(10,14,30,.72);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line-1);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(7,10,23,.94);
  box-shadow:0 10px 30px rgba(3,6,20,.6);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:22px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .nav-wrap{height:60px;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:32px;
  height:32px;
  display:grid;
  place-items:center;
  border-radius:10px;
  background:linear-gradient(135deg,rgba(124,92,255,.9),rgba(53,214,200,.85));
  box-shadow:var(--glow-brand);
  color:#0A0E1C;
}
.brand-mark svg{width:18px;height:18px;}
.brand-text{
  font-size:19px;
  font-weight:800;
  letter-spacing:.02em;
  color:var(--text-1);
}
.brand-mini{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--text-3);
  font-size:15px;
  padding-left:14px;
  border-left:1px solid var(--line-1);
}
.brand-mini i:hover{color:var(--brand-2);}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:6px;
  flex:1;
}
.main-nav .nav-link{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  white-space:nowrap;
}
.main-nav .nav-link:hover{color:var(--text-1);background:rgba(124,92,255,.10);}
.main-nav .nav-link.active{color:var(--text-1);font-weight:600;}
.main-nav .nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:0;
  height:3px;
  border-radius:3px;
  background:linear-gradient(90deg,var(--brand-2),rgba(53,214,200,.15));
}
.nav-tools{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
  flex-shrink:0;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.75);
  border:1px solid var(--line-1);
  min-width:220px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{
  border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.search-box i{color:var(--text-3);font-size:14px;}
.search-box input{
  background:transparent;
  border:0;
  color:var(--text-1);
  font-size:14px;
  width:100%;
  outline:none;
}
.search-box input::placeholder{color:var(--text-3);}
.link-btn{
  font-size:14px;
  color:var(--text-2);
  padding:8px 6px;
  background:none;
  border:0;
  cursor:pointer;
}
.link-btn:hover{color:var(--brand-2);}
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 26px;
  border-radius:var(--radius-pill);
  background:var(--grad-cta);
  color:#0A0E1C;
  font-weight:700;
  font-size:14px;
  border:0;
  cursor:pointer;
  box-shadow:var(--glow-brand);
  transition:filter .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 0 34px rgba(124,92,255,.45);color:#0A0E1C;}
.btn-main:active{transform:translateY(1px);box-shadow:0 0 14px rgba(124,92,255,.3);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 24px;
  border-radius:var(--radius-pill);
  background:transparent;
  border:1px solid rgba(255,255,255,.22);
  color:var(--text-1);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:border-color .2s ease,background .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{
  border-color:var(--brand-2);
  background:rgba(53,214,200,.08);
  color:var(--text-1);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px);}
.burger{
  display:none;
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid var(--line-1);
  background:rgba(20,26,51,.7);
  color:var(--text-1);
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.drawer{
  position:fixed;
  top:0;
  right:0;
  width:min(320px,86vw);
  height:100%;
  background:rgba(14,20,40,.97);
  backdrop-filter:blur(16px);
  border-left:1px solid var(--line-1);
  transform:translateX(102%);
  transition:transform .28s ease;
  z-index:120;
  padding:24px 22px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-group-title{font-size:12px;letter-spacing:.14em;color:var(--text-3);margin:18px 0 10px;}
.drawer a.drawer-link{
  display:block;
  padding:12px 10px;
  border-radius:12px;
  color:var(--text-2);
  font-size:15px;
}
.drawer a.drawer-link:hover,.drawer a.drawer-link.active{
  background:rgba(124,92,255,.12);
  color:var(--text-1);
}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line-1);
  background:transparent;color:var(--text-1);cursor:pointer;
}
.overlay{
  position:fixed;inset:0;background:rgba(3,6,20,.6);
  opacity:0;visibility:hidden;transition:opacity .28s ease;z-index:110;
}
.overlay.is-open{opacity:1;visibility:visible;}
.mobile-bar{display:none;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:420px;
  display:flex;
  align-items:center;
  background-image:linear-gradient(90deg,rgba(7,10,23,.94) 8%,rgba(7,10,23,.55) 55%,rgba(7,10,23,.9) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line-1);
}
.hero-inner{padding:72px 0 60px;}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.crumb a:hover{color:var(--brand-2);}
.crumb span.sep{opacity:.5;}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);
  max-width:16ch;
  margin-bottom:16px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--brand-1),var(--brand-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  color:var(--text-2);
  font-size:16px;
  max-width:34ch;
  line-height:1.8;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
  padding:16px 20px;
  border-radius:var(--radius-glass);
  background:rgba(20,26,51,.6);
  border:1px solid var(--line-2);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  width:fit-content;
  max-width:100%;
}
.hero-meta .meta-item{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  font-size:13px;
  color:var(--text-2);
  padding-right:20px;
  border-right:1px solid var(--line-1);
}
.hero-meta .meta-item:last-child{border-right:0;padding-right:0;}
.hero-meta .meta-item strong{
  font-size:20px;
  font-weight:800;
  color:var(--text-1);
  font-variant-numeric:tabular-nums;
}
.hero-meta .meta-item strong.gold{color:var(--accent-gold);}

/* ---------- 筛选条 ---------- */
.filter-panel{
  margin-top:-34px;
  position:relative;
  z-index:5;
  border-radius:var(--radius-glass);
  background:rgba(14,20,40,.88);
  border:1px solid var(--line-2);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:22px 24px;
  box-shadow:0 18px 44px rgba(3,6,20,.55);
}
.filter-row{
  display:flex;
  align-items:center;
  gap:16px;
  padding:9px 0;
  flex-wrap:wrap;
}
.filter-row + .filter-row{border-top:1px dashed var(--line-1);}
.filter-label{
  font-size:13px;
  color:var(--text-3);
  letter-spacing:.06em;
  min-width:46px;
  flex-shrink:0;
}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  padding:7px 18px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-1);
  background:rgba(20,26,51,.6);
  color:var(--text-2);
  font-size:13.5px;
  cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--brand-2);color:var(--text-1);}
.chip.is-active{
  background:var(--grad-cta);
  border-color:transparent;
  color:#0A0E1C;
  font-weight:700;
}
.filter-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:14px;
  padding-top:16px;
  border-top:1px dashed var(--line-1);
}
.filter-count{font-size:13.5px;color:var(--text-2);}
.filter-count strong{color:var(--brand-2);font-variant-numeric:tabular-nums;font-size:16px;}

/* ---------- 海报网格 ---------- */
.poster-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:26px 20px;
  margin-top:44px;
}
.poster-card{
  border-radius:var(--radius-card);
  transition:transform .22s ease;
}
.poster-card:hover{transform:translateY(-4px);}
.poster-media{
  position:relative;
  border-radius:12px;
  overflow:hidden;
  aspect-ratio:2/3;
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
  transition:box-shadow .22s ease;
}
.poster-card:hover .poster-media{
  box-shadow:0 0 0 1px rgba(124,92,255,.3),var(--shadow-hover);
}
.poster-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .22s ease;
}
.poster-card:hover .poster-media img{transform:scale(1.04);}
.poster-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,10,23,.1) 40%,rgba(7,10,23,.55) 100%);
  transition:background .22s ease;
}
.poster-card:hover .poster-media::after{background:linear-gradient(180deg,rgba(7,10,23,.2) 30%,rgba(7,10,23,.72) 100%);}
.badge{
  position:absolute;
  top:10px;
  left:10px;
  z-index:2;
  font-size:12px;
  padding:3px 10px;
  border-radius:var(--radius-pill);
  letter-spacing:.04em;
  backdrop-filter:blur(6px);
}
.badge-gold{
  color:var(--accent-gold);
  border:1px solid rgba(240,195,109,.55);
  background:rgba(240,195,109,.12);
}
.badge-cyan{
  color:var(--brand-2);
  border:1px solid rgba(53,214,200,.5);
  background:rgba(53,214,200,.12);
}
.badge + .badge{left:auto;right:10px;}
.duration{
  position:absolute;
  right:10px;
  bottom:10px;
  z-index:2;
  font-size:12px;
  padding:3px 9px;
  border-radius:8px;
  background:rgba(7,10,23,.78);
  color:var(--text-2);
  font-variant-numeric:tabular-nums;
}
.play-dot{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%) scale(.9);
  width:46px;
  height:46px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:rgba(10,14,28,.6);
  border:1px solid rgba(255,255,255,.28);
  color:#fff;
  opacity:0;
  transition:opacity .22s ease,transform .22s ease;
  z-index:3;
}
.poster-card:hover .play-dot{opacity:1;transform:translate(-50%,-50%) scale(1);}
.poster-title{
  font-size:16.5px;
  font-weight:600;
  margin-top:12px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:var(--text-1);
}
.poster-card:hover .poster-title{color:var(--brand-2);}
.poster-meta{
  font-size:13px;
  color:var(--text-3);
  margin-top:4px;
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.poster-meta .score{
  color:var(--accent-gold);
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.more-wrap{display:flex;justify-content:center;margin-top:48px;}
.poster-card.is-hidden{display:none;}

/* ---------- 编辑精选双栏 ---------- */
.feature{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:0;
  border-radius:var(--radius-glass);
  overflow:hidden;
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
}
.feature-media{position:relative;aspect-ratio:3/2;min-height:280px;overflow:hidden;}
.feature-media img{width:100%;height:100%;object-fit:cover;}
.feature-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,10,23,.2),rgba(7,10,23,.7));
}
.feature-body{padding:40px 38px;display:flex;flex-direction:column;justify-content:center;}
.feature-body h3{font-size:22px;margin-bottom:14px;}
.feature-body p{color:var(--text-2);font-size:15px;line-height:1.85;}
.feature-list{margin:22px 0 26px;display:grid;gap:12px;}
.feature-list li{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:14.5px;
  color:var(--text-2);
  padding-bottom:12px;
  border-bottom:1px solid var(--line-1);
}
.feature-list li:last-child{border-bottom:0;padding-bottom:0;}
.feature-list .idx{
  color:var(--accent-gold);
  font-weight:800;
  font-variant-numeric:tabular-nums;
  min-width:22px;
}
.feature-list .tag{
  margin-left:auto;
  font-size:12px;
  color:var(--brand-2);
  border:1px solid rgba(53,214,200,.4);
  background:rgba(53,214,200,.1);
  padding:2px 10px;
  border-radius:var(--radius-pill);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  border-radius:14px;
  background:var(--bg-1);
  border:1px solid var(--line-1);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .2s ease;
}
.faq-item.is-open{border-color:rgba(124,92,255,.4);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px;
  background:none;
  border:0;
  color:var(--text-1);
  font-size:17px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
}
.faq-q:hover{color:var(--brand-2);}
.faq-icon{
  position:relative;
  width:20px;height:20px;flex-shrink:0;
  transition:transform .22s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand-2);
  border-radius:2px;
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;transition:opacity .22s ease;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{
  display:none;
  padding:0 22px 22px 22px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
  border-left:3px solid transparent;
}
.faq-item.is-open .faq-a{
  display:block;
  border-left:3px solid var(--brand-1);
  margin-left:22px;
  padding-left:20px;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  border-radius:var(--radius-glass);
  overflow:hidden;
  border:1px solid var(--line-1);
  background-image:linear-gradient(100deg,rgba(7,10,23,.94) 30%,rgba(7,10,23,.5) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  padding:52px 48px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  align-items:center;
}
.cta-band h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:12px;}
.cta-band p{color:var(--text-2);font-size:15px;max-width:38ch;}
.cta-form{
  border-radius:var(--radius-glass);
  background:rgba(20,26,51,.78);
  border:1px solid var(--line-2);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:26px;
}
.cta-form label{
  display:block;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:10px;
}
.cta-input-row{display:flex;gap:10px;flex-wrap:wrap;}
.cta-input-row input{
  flex:1;
  min-width:180px;
  height:46px;
  padding:0 16px;
  border-radius:12px;
  background:var(--bg-1);
  border:1px solid var(--line-1);
  color:var(--text-1);
  font-size:14.5px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-input-row input::placeholder{color:var(--text-3);}
.cta-input-row input:focus{
  border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.cta-note{font-size:12.5px;color:var(--text-3);margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line-1);
  background:var(--bg-1);
  padding:66px 0 0;
  margin-top:var(--sec-pad);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand p{color:var(--text-2);font-size:14.5px;margin-top:14px;max-width:30ch;line-height:1.8;}
.footer-quote{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:20px;
  padding:10px 14px;
  border-radius:12px;
  background:var(--bg-2);
  border:1px solid var(--line-1);
  font-size:13px;
  color:var(--text-2);
}
.footer-quote .avatar{
  width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--grad-cta);
  color:#0A0E1C;
  font-size:13px;
  font-weight:700;
  flex-shrink:0;
}
.footer-col h4{
  font-size:14px;
  letter-spacing:.1em;
  color:var(--text-3);
  margin-bottom:18px;
  font-weight:600;
}
.footer-col a{
  display:block;
  font-size:14.5px;
  color:var(--text-2);
  padding:6px 0;
}
.footer-col a:hover{color:var(--brand-2);}
.footer-sub p{color:var(--text-2);font-size:14px;margin-bottom:16px;}
.footer-bottom{
  border-top:1px solid var(--line-1);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom .legal{display:flex;gap:20px;flex-wrap:wrap;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .poster-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
  .main-nav .nav-link{padding:8px 9px;font-size:14px;}
  .search-box{min-width:170px;}
}
@media (max-width:991px){
  .container-x{padding:0 24px;}
  .section{padding:64px 0;}
  .main-nav,.search-box,.nav-tools .link-btn{display:none;}
  .burger{display:inline-flex;}
  .nav-tools{gap:10px;}
  .brand-mini{display:none;}
  .poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .feature{grid-template-columns:1fr;}
  .feature-media{min-height:220px;}
  .cta-band{grid-template-columns:1fr;padding:38px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .mobile-bar{
    display:flex;
    position:fixed;
    left:12px;right:12px;bottom:12px;
    z-index:70;
    border-radius:var(--radius-pill);
    background:rgba(14,20,40,.94);
    border:1px solid var(--line-1);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    padding:8px 6px;
    justify-content:space-around;
    box-shadow:0 12px 30px rgba(3,6,20,.6);
  }
  .mobile-bar a{
    flex:1;
    text-align:center;
    font-size:12px;
    color:var(--text-2);
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:3px;
    padding:4px 0;
  }
  .mobile-bar a i{font-size:15px;}
  .mobile-bar a.active{color:var(--brand-2);}
  .site-footer{padding-bottom:74px;}
}
@media (max-width:767px){
  .container-x{padding:0 20px;}
  .section{padding:48px 0;}
  .hero-inner{padding:52px 0 46px;}
  .hero{min-height:360px;}
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 14px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .filter-panel{padding:18px 16px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
  .faq-q{font-size:16px;padding:17px 18px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .poster-title{font-size:15px;}
  .hero-meta{padding:14px 16px;gap:10px;}
  .hero-meta .meta-item{padding-right:14px;font-size:12.5px;}
  .hero-meta .meta-item strong{font-size:17px;}
  .cta-band{padding:30px 20px;}
  .cta-form{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:opacity .2s ease !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --line-1:rgba(140,160,255,.14);
  --ok:#3FCF8E;
  --warn:#F0A93B;
  --err:#FF6B7A;
  --radius-glass:18px;
  --radius-card:16px;
  --radius-poster:12px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --shadow-hover:0 0 0 1px rgba(124,92,255,.30),0 18px 40px rgba(124,92,255,.16);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --grad-brand:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(600px 400px at 12% 6%,rgba(124,92,255,.07),transparent 70%),
    radial-gradient(520px 360px at 88% 18%,rgba(53,214,200,.06),transparent 72%),
    radial-gradient(2px 2px at 20% 30%,rgba(233,237,250,.07),transparent 100%),
    radial-gradient(2px 2px at 68% 12%,rgba(233,237,250,.06),transparent 100%),
    radial-gradient(1.6px 1.6px at 42% 78%,rgba(233,237,250,.06),transparent 100%),
    radial-gradient(1.6px 1.6px at 82% 62%,rgba(233,237,250,.05),transparent 100%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
button{font-family:inherit;cursor:pointer}
input,button,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
@media (min-width:1600px){.container{max-width:1360px;padding:0 48px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(7,10,23,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-1);
  transition:background .28s ease,box-shadow .28s ease;
}
@supports not ((backdrop-filter:blur(4px)) or (-webkit-backdrop-filter:blur(4px))){
  .site-header{background:#0E1428}
  .search-pill{background:#141A33}
  .mobile-drawer{background:#0E1428}
}
.site-header.is-scrolled{
  background:rgba(7,10,23,.94);
  box-shadow:0 10px 30px rgba(3,6,20,.6);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:72px;
  transition:height .28s ease;
}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text-1)}
.brand:hover{color:var(--text-1)}
.brand-mark{
  width:32px;height:32px;
  display:grid;place-items:center;
  border-radius:11px;
  background:var(--grad-brand);
  box-shadow:var(--glow-brand);
  flex:0 0 auto;
}
.brand-mark svg{width:18px;height:18px;fill:#0A0E1C}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.brand-dots{display:flex;gap:5px;margin-left:4px}
.brand-dots i{width:4px;height:4px;border-radius:50%;background:var(--text-3);display:block}
.brand-dots i:nth-child(2){background:var(--brand-2)}
.brand-dots i:nth-child(3){background:var(--brand-1)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:14px;flex:1 1 auto;min-width:0}
.main-nav .nav-link{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.main-nav .nav-link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--grad-brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s ease;
}
.main-nav .nav-link:hover{color:var(--text-1);background:rgba(124,92,255,.08)}
.main-nav .nav-link:hover::after{transform:scaleX(1)}
.main-nav .nav-link.active{color:var(--text-1);font-weight:700}
.main-nav .nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.search-pill{
  display:flex;align-items:center;gap:8px;
  height:40px;
  padding:0 14px;
  width:212px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.72);
  border:1px solid rgba(255,255,255,.08);
  transition:border-color .2s ease,box-shadow .2s ease,width .24s ease;
}
.search-pill svg{width:16px;height:16px;fill:none;stroke:var(--text-3);stroke-width:1.9;flex:0 0 auto}
.search-pill input{
  background:transparent;border:0;outline:none;width:100%;
  font-size:14px;color:var(--text-1);
}
.search-pill input::placeholder{color:var(--text-3)}
.search-pill:focus-within{
  border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.link-btn{
  font-size:15px;color:var(--text-2);
  padding:8px 4px;
  background:none;border:0;
}
.link-btn:hover{color:var(--brand-2)}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;
  border:0;
  border-radius:var(--radius-pill);
  background:var(--grad-brand);
  color:#0A0E1C;
  font-size:15px;font-weight:600;
  box-shadow:var(--glow-brand);
  transition:filter .2s ease,box-shadow .24s ease,transform .18s ease;
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 34px rgba(124,92,255,.45);transform:translateY(-1px);color:#0A0E1C}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 14px rgba(124,92,255,.3)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;
  border-radius:var(--radius-pill);
  background:transparent;
  border:1px solid rgba(255,255,255,.22);
  color:var(--text-1);
  font-size:15px;font-weight:600;
  transition:border-color .2s ease,background .2s ease,transform .18s ease;
}
.btn-ghost:hover{border-color:var(--brand-2);background:rgba(53,214,200,.08);color:var(--text-1);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  background:rgba(20,26,51,.72);
  border:1px solid rgba(255,255,255,.1);
  position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:11px;width:20px;height:2px;border-radius:2px;background:var(--text-1);
  transition:transform .24s ease,opacity .2s ease;
}
.nav-toggle span{top:20px}
.nav-toggle span::before{top:-6px;left:0}
.nav-toggle span::after{top:6px;left:0}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  top:0;right:0;
  width:min(320px,84vw);
  height:100%;
  z-index:1055;
  background:rgba(14,20,40,.96);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-left:1px solid var(--line-1);
  transform:translateX(102%);
  transition:transform .3s cubic-bezier(.4,0,.2,1);
  padding:22px 20px 30px;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{
  width:38px;height:38px;border-radius:11px;
  background:rgba(20,26,51,.9);border:1px solid rgba(255,255,255,.1);
  color:var(--text-1);font-size:18px;line-height:1;
}
.drawer-group{margin-bottom:22px}
.drawer-group h4{
  font-size:13px;letter-spacing:.08em;color:var(--text-3);
  font-weight:600;margin-bottom:10px;
}
.drawer-link{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  color:var(--text-2);
  font-size:15px;
  border:1px solid transparent;
}
.drawer-link:hover{background:rgba(124,92,255,.1);color:var(--text-1)}
.drawer-link.active{color:var(--text-1);font-weight:700;border-color:rgba(124,92,255,.35);background:rgba(124,92,255,.12)}
.drawer-cta{display:grid;gap:10px;margin-top:8px}
.drawer-cta .btn-primary,.drawer-cta .btn-ghost{width:100%}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,20,.62);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:1050;
}
.drawer-mask.show{opacity:1;visibility:visible}

/* 底部快捷条 */
.mobile-quickbar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:1045;
  background:rgba(10,14,28,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--line-1);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.mobile-quickbar ul{display:grid;grid-template-columns:repeat(4,1fr)}
.mobile-quickbar a{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:11.5px;color:var(--text-3);
  padding:4px 0;
}
.mobile-quickbar a svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8}
.mobile-quickbar a.active{color:var(--brand-2)}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line-1);
}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center 28%;
  opacity:.42;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,10,23,.95) 0%,rgba(7,10,23,.72) 46%,rgba(7,10,23,.95) 100%);
}
.hero-inner{position:relative;z-index:2;padding:64px 0 54px}
.breadcrumb{
  display:flex;align-items:center;gap:9px;
  font-size:13px;color:var(--text-3);
  margin-bottom:18px;
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand-2)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .current{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,50px);
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{font-size:17px;color:var(--text-2);max-width:640px;margin-bottom:24px}
.hero-meta{
  display:inline-flex;
  flex-wrap:wrap;
  gap:10px;
  padding:10px 14px;
  border-radius:var(--radius-glass);
  background:rgba(14,20,40,.66);
  border:1px solid rgba(255,255,255,.08);
}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--text-2);
}
.meta-chip b{color:var(--text-1);font-weight:700;font-variant-numeric:tabular-nums}
.meta-chip b.gold{color:var(--accent-gold)}
.meta-divider{width:1px;background:var(--line-1)}

/* ============ 通用板块 ============ */
.section{padding:var(--section-y) 0;position:relative;z-index:1}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:30px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(23px,2.6vw,32px);font-weight:800}
.section-head .sub{font-size:14px;color:var(--text-3);margin-top:6px}
.section-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--text-2);
  border-bottom:1px solid transparent;
}
.section-link:hover{color:var(--brand-2);border-bottom-color:var(--brand-2)}
.eyebrow{
  display:inline-block;
  font-size:12px;letter-spacing:.1em;
  color:var(--brand-2);
  border:1px solid rgba(53,214,200,.35);
  background:rgba(53,214,200,.08);
  border-radius:var(--radius-pill);
  padding:3px 12px;
  margin-bottom:14px;
}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;
  padding:2px 10px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(240,195,109,.45);
  background:rgba(240,195,109,.1);
  color:var(--accent-gold);
  line-height:1.7;
}
.badge.cyan{border-color:rgba(53,214,200,.45);background:rgba(53,214,200,.1);color:var(--brand-2)}

/* ============ 榜单行卡 ============ */
.rank-list{border-top:1px solid var(--line-1)}
.rank-row{
  position:relative;
  display:grid;
  grid-template-columns:58px 50px minmax(0,1fr) auto;
  align-items:center;
  gap:16px;
  padding:14px 10px;
  border-bottom:1px solid var(--line-1);
  transition:transform .22s ease-out,background .22s ease;
}
.rank-row::before{
  content:"";
  position:absolute;left:0;top:9px;bottom:9px;
  width:3px;border-radius:3px;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .22s ease;
}
.rank-row:hover{transform:translateX(4px);background:rgba(124,92,255,.07)}
.rank-row:hover::before{opacity:1}
.rank-row:hover .rank-title{color:var(--brand-2)}
.rank-no{
  font-size:26px;font-weight:900;
  color:var(--accent-gold);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.03em;
  line-height:1;
  text-align:right;
}
.rank-thumb{
  width:50px;height:66px;
  border-radius:10px;
  object-fit:cover;
  background:var(--bg-2);
  border:1px solid var(--line-1);
}
.rank-main{min-width:0}
.rank-title{font-size:16.5px;font-weight:600;margin-bottom:3px;transition:color .2s ease;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-meta{
  font-size:13px;color:var(--text-3);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  line-height:1.6;
}
.rank-meta .dot{opacity:.5}
.rank-meta .score{color:var(--accent-gold);font-variant-numeric:tabular-nums;font-weight:700}
.rank-meta .heat{color:var(--brand-2);font-variant-numeric:tabular-nums}
.text-btn{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--text-2);
  white-space:nowrap;
  padding:6px 2px;
  border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.text-btn:hover{color:var(--brand-2);border-bottom-color:var(--brand-2)}
.text-btn:hover span{transform:translateX(3px)}
.text-btn span{transition:transform .2s ease;display:inline-block}

/* ============ 侧栏 ============ */
.side-panel{
  position:sticky;
  top:96px;
  display:grid;
  gap:18px;
}
.panel-card{
  border-radius:var(--radius-glass);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  padding:22px;
  box-shadow:var(--shadow-card);
}
.panel-card h3{font-size:17px;font-weight:700;margin-bottom:6px}
.panel-card .panel-note{font-size:13px;color:var(--text-3);margin-bottom:16px}
.top-posters{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.top-poster{position:relative;border-radius:var(--radius-poster);overflow:hidden;background:var(--bg-2)}
.top-poster img{aspect-ratio:2/3;object-fit:cover;width:100%;transition:transform .22s ease-out,filter .22s ease}
.top-poster::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,10,23,.1) 30%,rgba(7,10,23,.86) 100%);
  transition:background .22s ease;
}
.top-poster:hover img{transform:scale(1.05)}
.top-poster:hover::after{background:linear-gradient(180deg,rgba(7,10,23,.35) 20%,rgba(7,10,23,.92) 100%)}
.top-poster .tp-no{
  position:absolute;top:6px;left:6px;z-index:2;
  font-size:11px;font-weight:900;
  color:var(--accent-gold);
  background:rgba(7,10,23,.72);
  border-radius:7px;
  padding:1px 6px;
  letter-spacing:.04em;
}
.top-poster .tp-name{
  position:absolute;left:6px;right:6px;bottom:6px;z-index:2;
  font-size:11.5px;line-height:1.5;
  color:var(--text-1);
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.side-search{display:grid;gap:10px}
.side-search .field{
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;
  border-radius:var(--radius-input);
  background:var(--bg-2);
  border:1px solid rgba(255,255,255,.08);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.side-search .field:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16)}
.side-search .field svg{width:16px;height:16px;fill:none;stroke:var(--text-3);stroke-width:1.9}
.side-search .field input{background:transparent;border:0;outline:none;width:100%;font-size:14px}
.side-search .field input::placeholder{color:var(--text-3)}
.side-search .btn-primary{width:100%;padding:12px 20px}
.side-hint{font-size:13px;color:var(--text-3);line-height:1.75}
.side-hint a{color:var(--brand-2)}

/* ============ 分页 ============ */
.pager{
  display:flex;align-items:center;justify-content:center;gap:8px;
  margin-top:38px;flex-wrap:wrap;
}
.pager a,.pager span.current{
  min-width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  padding:0 14px;
  border-radius:var(--radius-pill);
  font-size:14px;
  border:1px solid rgba(255,255,255,.12);
  color:var(--text-2);
  background:rgba(20,26,51,.5);
  transition:border-color .2s ease,color .2s ease,background .2s ease,transform .18s ease;
}
.pager a:hover{border-color:var(--brand-2);color:var(--brand-2);background:rgba(53,214,200,.08);transform:translateY(-1px)}
.pager span.current{
  background:var(--grad-brand);
  color:#0A0E1C;
  font-weight:700;
  border-color:transparent;
  box-shadow:var(--glow-brand);
}
.pager .pager-arrow{font-size:13.5px}

/* ============ 热度信号 ============ */
.signal-wrap{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:48px;
  align-items:start;
}
.signal-copy h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:16px}
.signal-copy p{color:var(--text-2);margin-bottom:14px}
.signal-copy p:last-child{margin-bottom:0}
.signal-list{display:grid;gap:12px}
.signal-item{
  display:grid;
  grid-template-columns:64px 1fr;
  gap:18px;
  align-items:center;
  padding:18px 20px;
  border-radius:var(--radius-card);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,box-shadow .22s ease,border-color .22s ease;
}
.signal-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,92,255,.3)}
.signal-num{
  font-size:22px;font-weight:900;
  color:var(--accent-gold);
  font-variant-numeric:tabular-nums;
  text-align:center;
  background:rgba(240,195,109,.08);
  border:1px solid rgba(240,195,109,.28);
  border-radius:10px;
  padding:8px 0;
  line-height:1.2;
}
.signal-item h3{font-size:16px;font-weight:600;margin-bottom:4px}
.signal-item p{font-size:14px;color:var(--text-3);line-height:1.7}

/* ============ 口径说明 ============ */
.rule-band{
  border-radius:var(--radius-glass);
  background:linear-gradient(135deg,rgba(20,26,51,.9),rgba(14,20,40,.9));
  border:1px solid var(--line-1);
  padding:44px;
  box-shadow:var(--shadow-card);
}
.rule-inner{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:44px;align-items:center}
.rule-inner h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.rule-inner p{color:var(--text-2);font-size:15.5px}
.rule-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.rule-cell{
  padding:18px;
  border-radius:var(--radius-card);
  background:rgba(7,10,23,.6);
  border:1px solid var(--line-1);
}
.rule-cell h3{font-size:15.5px;color:var(--brand-2);margin-bottom:6px;font-weight:700}
.rule-cell p{font-size:14px;color:var(--text-3);line-height:1.75}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
  border-radius:var(--radius-glass);
  background:rgba(14,20,40,.86);
  border:1px solid var(--line-1);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(124,92,255,.28)}
.faq-item.open{border-color:rgba(124,92,255,.4);box-shadow:0 10px 30px rgba(3,6,20,.5)}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;
  background:none;border:0;
  text-align:left;
  font-size:17px;font-weight:600;
  color:var(--text-1);
  position:relative;
}
.faq-q::before{
  content:"";
  position:absolute;left:0;top:14px;bottom:14px;
  width:3px;border-radius:3px;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .22s ease;
}
.faq-item.open .faq-q::before{opacity:1}
.faq-icon{
  position:relative;
  width:20px;height:20px;flex:0 0 auto;
  transition:transform .22s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand-2);border-radius:2px;
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;transition:transform .22s ease,opacity .22s ease}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-item.open .faq-icon::after{opacity:0}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 22px 22px 22px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
}
.faq-a-inner p+p{margin-top:10px}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line-1);
  border-bottom:1px solid var(--line-1);
  background:var(--bg-1);
}
.cta-band .cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center 40%;
  opacity:.28;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,10,23,.96) 0%,rgba(7,10,23,.7) 55%,rgba(7,10,23,.96) 100%);
}
.cta-inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:minmax(0,6fr) minmax(0,6fr);
  gap:48px;
  align-items:center;
  padding:72px 0;
}
.cta-copy h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:14px}
.cta-copy p{color:var(--text-2);max-width:460px}
.cta-card{
  border-radius:var(--radius-glass);
  background:rgba(14,20,40,.9);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-card);
  padding:26px;
}
.cta-card form{display:grid;gap:12px}
.cta-card label{font-size:13px;color:var(--text-3)}
.cta-card input[type="email"]{
  height:48px;
  padding:0 16px;
  border-radius:var(--radius-input);
  background:var(--bg-2);
  border:1px solid rgba(255,255,255,.1);
  outline:none;
  font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-card input[type="email"]:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16)}
.cta-card .btn-primary{width:100%}
.cta-card .fine{font-size:12.5px;color:var(--text-3);line-height:1.7}

/* ============ 页脚 ============ */
.site-footer{
  background:#05080F;
  border-top:1px solid var(--line-1);
  padding:64px 0 0;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-col h4{
  font-size:14px;font-weight:700;color:var(--text-1);
  margin-bottom:16px;letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:var(--text-3)}
.footer-col ul a:hover{color:var(--brand-2)}
.footer-brand .brand{margin-bottom:14px}
.footer-slogan{font-size:14px;color:var(--text-3);margin-bottom:16px;line-height:1.8}
.footer-testimonial{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 14px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.7);
  border:1px solid var(--line-1);
  font-size:13px;color:var(--text-2);
}
.avatar{
  width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-brand);
  color:#0A0E1C;font-size:13px;font-weight:700;
}
.footer-sub p{font-size:14px;color:var(--text-3);margin-bottom:14px;line-height:1.8}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 160px;
  height:44px;padding:0 14px;
  border-radius:var(--radius-input);
  background:var(--bg-1);
  border:1px solid rgba(255,255,255,.1);
  outline:none;font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16)}
.sub-form .btn-primary{padding:11px 22px;font-size:14px}
.footer-sub .fine{font-size:12.5px;color:var(--text-3);margin-top:12px;margin-bottom:0}
.footer-bottom{
  border-top:1px solid var(--line-1);
  padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand-2)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .search-pill{width:170px}
  .main-nav .nav-link{padding:8px 9px;font-size:14.5px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .search-pill{display:none}
  .header-actions .link-btn{display:none}
  .nav-toggle{display:block}
  .header-actions .btn-primary{display:none}
  .container{padding:0 24px}
  :root{--section-y:64px}
  .signal-wrap{grid-template-columns:1fr;gap:28px}
  .rule-inner{grid-template-columns:1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:56px 0}
  .rule-band{padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .side-panel{position:static}
  .mobile-quickbar{display:block}
  body{padding-bottom:66px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  :root{--section-y:48px}
  .hero-inner{padding:44px 0 40px}
  .hero-sub{font-size:15.5px}
  .rank-row{grid-template-columns:48px 44px minmax(0,1fr);gap:12px}
  .rank-row .rank-action{display:none}
  .rank-no{font-size:22px}
  .rank-thumb{width:44px;height:58px}
  .rank-title{font-size:15.5px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .rule-cols{grid-template-columns:1fr}
  .section-head{align-items:flex-start}
}
@media (max-width:575px){
  .page-hero h1{font-size:28px}
  .hero-meta{width:100%;justify-content:space-between}
  .meta-divider{display:none}
  .rank-row{grid-template-columns:38px minmax(0,1fr);row-gap:8px}
  .rank-thumb{display:none}
  .rank-row .rank-main{grid-column:2}
  .rank-no{font-size:20px;text-align:left}
  .rank-title{white-space:normal}
  .top-posters{grid-template-columns:repeat(3,1fr);gap:8px}
  .cta-card{padding:20px}
  .rule-band{padding:22px}
  .panel-card{padding:18px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .rank-row:hover{transform:none}
  .signal-item:hover{transform:none}
  .top-poster:hover img{transform:none}
}

/* roulang page: category3 */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --line-1:rgba(140,160,255,.14);
  --line-2:rgba(255,255,255,.08);
  --radius-panel:18px;
  --radius-card:16px;
  --radius-poster:12px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --shadow-hover:0 18px 40px rgba(124,92,255,.16);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --glow-brand-strong:0 0 34px rgba(124,92,255,.45);
  --grad-brand:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
  --space-section:88px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 18%, rgba(233,237,250,.55) 0, transparent 60%),
    radial-gradient(1.2px 1.2px at 78% 8%, rgba(233,237,250,.42) 0, transparent 60%),
    radial-gradient(1.6px 1.6px at 46% 42%, rgba(53,214,200,.36) 0, transparent 60%),
    radial-gradient(1.1px 1.1px at 88% 62%, rgba(233,237,250,.30) 0, transparent 60%),
    radial-gradient(1.3px 1.3px at 24% 76%, rgba(124,92,255,.42) 0, transparent 60%);
  opacity:.07;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.2em}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
  position:relative;
  z-index:1;
}
@media (min-width:1600px){
  .container{max-width:1520px}
}

/* ---------- 通用文字 ---------- */
.eyebrow{
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--brand-2);
  font-weight:600;
  margin-bottom:14px;
}
.section{padding:var(--space-section) 0;position:relative}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.section-head h2{
  font-size:clamp(23px,2.6vw,34px);
}
.section-head .section-desc{
  color:var(--text-2);
  font-size:14.5px;
  max-width:520px;
  margin:10px 0 0;
  line-height:1.7;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--brand-2);
  position:relative;
  padding-bottom:3px;
}
.text-link::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  height:1px;width:0;
  background:var(--brand-2);
  transition:width .24s ease-out;
}
.text-link:hover::after{width:100%}
.text-link i{font-style:normal}

/* ---------- 玻璃层 ---------- */
.glass{
  background:rgba(14,20,40,.62);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line-2);
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .glass{background:#0E1428}
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(7,10,23,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-1);
  transition:background .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(7,10,23,.94);
  box-shadow:0 12px 32px rgba(3,6,20,.6);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:16px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .nav-inner{height:60px}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  letter-spacing:.01em;
  white-space:nowrap;
  color:var(--text-1);
}
.brand svg{flex:0 0 auto}
.brand .brand-mark{
  width:30px;height:30px;
  border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 30% 30%, rgba(124,92,255,.55), rgba(53,214,200,.18));
  border:1px solid rgba(124,92,255,.42);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:6px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:9px 12px;
  border-radius:var(--radius-pill);
  font-size:14.5px;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .22s ease, background .22s ease;
}
.nav-link:hover{
  color:var(--text-1);
  background:rgba(124,92,255,.12);
}
.nav-link.active{color:var(--text-1)}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:var(--radius-pill);
  background:linear-gradient(90deg,var(--brand-1),var(--brand-2));
}
.nav-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.85);
  border:1px solid var(--line-1);
  transition:border-color .22s ease, box-shadow .22s ease;
}
.nav-search:focus-within{
  border-color:rgba(124,92,255,.75);
  box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.nav-search svg{flex:0 0 auto;opacity:.7}
.nav-search input{
  width:170px;
  border:0;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
  outline:none;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-login{
  font-size:14.5px;
  color:var(--text-2);
  padding:8px 6px;
  transition:color .2s ease;
}
.nav-login:hover{color:var(--brand-2)}
.btn-brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 28px;
  border:0;
  border-radius:var(--radius-pill);
  background:var(--grad-brand);
  color:#fff;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  box-shadow:var(--glow-brand);
  transition:filter .22s ease, transform .22s ease, box-shadow .22s ease;
}
.btn-brand:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--glow-brand-strong)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 0 14px rgba(124,92,255,.28)}
.btn-brand .arrow{font-style:normal;font-size:14px}
.btn-brand.btn-sm{padding:10px 20px;font-size:14.5px}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 24px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.22);
  background:transparent;
  color:var(--text-1);
  font-size:15px;
  font-weight:500;
  cursor:pointer;
  transition:border-color .22s ease, background .22s ease, transform .22s ease;
}
.btn-ghost:hover{
  border-color:var(--brand-2);
  background:rgba(53,214,200,.08);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px)}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-1);
  background:rgba(20,26,51,.8);
  cursor:pointer;
  color:var(--text-1);
  align-items:center;
  justify-content:center;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--text-1);
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text-1);
  transition:transform .25s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:1040;
  background:rgba(4,6,16,.65);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease, visibility .25s ease;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  z-index:1050;
  width:min(320px,86vw);
  padding:24px 22px 32px;
  background:rgba(14,20,40,.94);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-left:1px solid var(--line-1);
  transform:translateX(102%);
  transition:transform .3s ease;
  overflow-y:auto;
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .drawer{background:#0E1428}
}
.drawer.open{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:22px;
}
.drawer-close{
  width:38px;height:38px;border-radius:12px;
  border:1px solid var(--line-1);
  background:transparent;color:var(--text-1);
  font-size:20px;line-height:1;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:22px}
.drawer-nav a{
  padding:12px 14px;
  border-radius:12px;
  font-size:15.5px;
  color:var(--text-2);
  transition:background .2s ease,color .2s ease;
}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(124,92,255,.14);color:var(--text-1)}
.drawer-foot{
  border-top:1px solid var(--line-1);
  padding-top:18px;
  display:flex;flex-direction:column;gap:12px;
}
.drawer-search{
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.9);
  border:1px solid var(--line-1);
}
.drawer-search input{flex:1;border:0;background:transparent;color:var(--text-1);outline:none;font-size:14px}
.drawer-search input::placeholder{color:var(--text-3)}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;
  padding:76px 0 64px;
  overflow:hidden;
  border-bottom:1px solid var(--line-1);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(7,10,23,.94) 0%,rgba(7,10,23,.72) 46%,rgba(7,10,23,.38) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center right;
  opacity:.9;
}
.page-hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:160px;
  background:linear-gradient(180deg,rgba(7,10,23,0) 0%,rgba(7,10,23,.96) 100%);
}
.page-hero .container{position:relative;z-index:2}
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);
  margin-bottom:22px;
}
.crumbs a{color:var(--text-2);transition:color .2s ease}
.crumbs a:hover{color:var(--brand-2)}
.crumbs span[aria-current]{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,50px);
  max-width:820px;
  margin-bottom:16px;
}
.hero-sub{
  font-size:16.5px;
  color:var(--text-2);
  max-width:560px;
  margin:0 0 26px;
}
.hero-tags{
  display:inline-flex;
  flex-wrap:wrap;
  gap:10px 22px;
  padding:12px 22px;
  border-radius:var(--radius-panel);
  font-size:13.5px;
  color:var(--text-2);
  margin-bottom:28px;
}
.hero-tags li{
  display:flex;align-items:center;gap:8px;
  font-variant-numeric:tabular-nums;
}
.hero-tags li::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--brand-2);
  box-shadow:0 0 10px rgba(53,214,200,.7);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-count{
  display:flex;flex-wrap:wrap;gap:34px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line-1);
}
.hero-count div{min-width:110px}
.hero-count b{
  display:block;
  font-size:26px;
  font-weight:800;
  color:var(--accent-gold);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}
.hero-count span{font-size:13px;color:var(--text-3)}

/* ---------- 合集长条卡 ---------- */
.collection-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:26px;
}
.collection-card{
  display:flex;
  gap:20px;
  padding:18px;
  border-radius:var(--radius-card);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease-out, box-shadow .22s ease-out, border-color .22s ease-out;
}
.collection-card:hover{
  transform:translateY(-4px);
  border-color:rgba(124,92,255,.34);
  box-shadow:var(--shadow-hover);
}
.cc-media{
  position:relative;
  flex:0 0 40%;
  border-radius:var(--radius-poster);
  overflow:hidden;
  background:var(--bg-2);
}
.cc-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .35s ease-out;
}
.collection-card:hover .cc-media img{transform:scale(1.04)}
.cc-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,10,23,.12) 0%,rgba(7,10,23,.62) 100%);
  transition:background .28s ease;
}
.collection-card:hover .cc-media::after{background:linear-gradient(180deg,rgba(7,10,23,.35) 0%,rgba(7,10,23,.72) 100%)}
.cc-badges{
  position:absolute;
  left:10px;top:10px;
  display:flex;gap:8px;z-index:2;
}
.progress-chip{
  position:absolute;
  right:10px;bottom:10px;
  z-index:2;
  font-size:12px;
  padding:4px 10px;
  border-radius:var(--radius-pill);
  color:var(--accent-gold);
  background:rgba(7,10,23,.72);
  border:1px solid rgba(240,195,109,.38);
  font-variant-numeric:tabular-nums;
}
.cc-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.cc-body h3{
  font-size:17px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:8px;
  transition:color .2s ease;
}
.collection-card:hover .cc-body h3{color:var(--brand-2)}
.cc-desc{
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.65;
  margin:0 0 14px;
}
.cc-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.cc-list li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--text-2);
}
.cc-list li img{
  width:34px;height:46px;
  border-radius:8px;
  object-fit:cover;
  background:var(--bg-2);
  flex:0 0 auto;
}
.cc-list li .cc-item-title{
  flex:1 1 auto;
  min-width:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:var(--text-1);
}
.cc-list li em{
  font-style:normal;
  font-size:12.5px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.cc-foot{
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid var(--line-1);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.cc-meta{
  font-size:12.5px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}

/* ---------- 徽章 ---------- */
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  padding:4px 11px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-1);
  color:var(--text-2);
  background:rgba(20,26,51,.7);
  white-space:nowrap;
}
.chip-gold{color:var(--accent-gold);border-color:rgba(240,195,109,.42);background:rgba(240,195,109,.10)}
.chip-cyan{color:var(--brand-2);border-color:rgba(53,214,200,.42);background:rgba(53,214,200,.10)}

/* ---------- 宽幅推荐条 ---------- */
.wide-feature{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:0;
  border-radius:var(--radius-panel);
  overflow:hidden;
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
}
.wide-feature .wf-media{position:relative;min-height:340px}
.wide-feature .wf-media img{width:100%;height:100%;object-fit:cover}
.wide-feature .wf-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,10,23,.55) 0%,rgba(7,10,23,0) 55%);
}
.wf-body{
  padding:38px 40px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.wf-body h3{font-size:22px;margin-bottom:12px}
.wf-body p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:18px}
.wf-points{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.wf-points li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-2);
}
.wf-points li::before{
  content:"";
  flex:0 0 auto;
  margin-top:9px;
  width:6px;height:6px;border-radius:2px;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
}
.wf-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  padding:16px 20px;
  border-radius:var(--radius-panel);
  margin-bottom:34px;
}
.filter-label{font-size:13.5px;color:var(--text-3);margin-right:4px}
.pill-group{display:flex;flex-wrap:wrap;gap:10px}
.pill{
  padding:8px 18px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-1);
  background:rgba(20,26,51,.6);
  color:var(--text-2);
  font-size:13.5px;
  cursor:pointer;
  transition:all .22s ease;
}
.pill:hover{border-color:rgba(53,214,200,.5);color:var(--text-1)}
.pill.active{
  background:var(--grad-brand);
  border-color:transparent;
  color:#0A0E1C;
  font-weight:600;
  box-shadow:0 0 18px rgba(124,92,255,.28);
}
.filter-count{margin-left:auto;font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ---------- 三步流程 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  position:relative;
}
.step{
  position:relative;
  padding:26px 24px 24px;
  border-radius:var(--radius-card);
  background:linear-gradient(180deg,rgba(20,26,51,.9) 0%,rgba(14,20,40,.9) 100%);
  border:1px solid var(--line-1);
  transition:transform .22s ease, border-color .22s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(124,92,255,.34)}
.step .step-no{
  display:inline-block;
  font-size:22px;
  font-weight:900;
  color:var(--accent-gold);
  letter-spacing:.04em;
  margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0}
.step::after{
  content:"";
  position:absolute;right:-10px;top:50%;
  width:20px;height:1px;
  background:linear-gradient(90deg,rgba(124,92,255,.7),rgba(53,214,200,0));
}
.step:last-child::after{display:none}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  border-radius:var(--radius-card);
  background:rgba(20,26,51,.62);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line-1);
  overflow:hidden;
  transition:border-color .22s ease, background .22s ease;
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .faq-item{background:#141A33}
}
.faq-item.open{border-color:rgba(124,92,255,.4)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  background:transparent;
  border:0;
  color:var(--text-1);
  font-size:17px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
  position:relative;
}
.faq-item.open .faq-q::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:linear-gradient(180deg,var(--brand-1),var(--brand-2));
}
.faq-icon{
  flex:0 0 auto;
  width:22px;height:22px;
  position:relative;
  transition:transform .22s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--brand-2);
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px;transition:opacity .22s ease}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-item.open .faq-icon::after{opacity:0}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a p{
  padding:0 22px 22px;
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  border-radius:var(--radius-panel);
  overflow:hidden;
  border:1px solid var(--line-1);
  background-color:var(--bg-1);
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(7,10,23,.95) 0%,rgba(7,10,23,.7) 55%,rgba(7,10,23,.4) 100%),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
  opacity:.85;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:30px;
  padding:48px 44px;
  align-items:center;
}
.cta-copy{grid-column:span 6}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:12px}
.cta-copy p{font-size:14.5px;color:var(--text-2);margin:0;max-width:420px}
.cta-form-card{
  grid-column:span 6;
  padding:24px;
  border-radius:var(--radius-panel);
}
.cta-form-card label{
  display:block;
  font-size:13.5px;
  color:var(--text-2);
  margin-bottom:10px;
}
.cta-form{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.cta-form input{
  flex:1 1 220px;
  height:48px;
  padding:0 16px;
  border-radius:var(--radius-input);
  border:1px solid var(--line-1);
  background:rgba(7,10,23,.75);
  color:var(--text-1);
  font-size:14.5px;
  outline:none;
  transition:border-color .22s ease, box-shadow .22s ease;
}
.cta-form input::placeholder{color:var(--text-3)}
.cta-form input:focus{
  border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.form-hint{
  margin:12px 0 0;
  font-size:12.5px;
  color:var(--text-3);
}
.form-msg{
  margin:10px 0 0;
  font-size:13px;
  color:var(--brand-2);
  min-height:18px;
}
.form-msg.error{color:#FF6B7A}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;
  border-top:1px solid var(--line-1);
  background:linear-gradient(180deg,rgba(14,20,40,.6) 0%,rgba(7,10,23,.98) 100%);
  padding:56px 0 28px;
  position:relative;
}
.footer-quote{
  display:flex;
  align-items:center;
  gap:12px;
  padding:16px 22px;
  border-radius:var(--radius-panel);
  background:rgba(20,26,51,.6);
  border:1px solid var(--line-1);
  font-size:14px;
  color:var(--text-2);
  margin-bottom:44px;
}
.footer-quote .avatar{
  width:36px;height:36px;
  flex:0 0 auto;
  border-radius:50%;
  display:grid;place-items:center;
  font-size:14px;
  font-weight:700;
  color:#0A0E1C;
  background:var(--grad-brand);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid var(--line-1);
}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.75;
  max-width:280px;
  margin:0;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--text-1);
  margin-bottom:16px;
  letter-spacing:.04em;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{
  font-size:13.5px;
  color:var(--text-2);
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--brand-2)}
.footer-sub p{
  font-size:13.5px;
  color:var(--text-2);
  margin:0 0 14px;
  line-height:1.7;
}
.footer-sub form{display:flex;gap:10px;flex-wrap:wrap}
.footer-sub input{
  flex:1 1 160px;
  height:44px;
  padding:0 14px;
  border-radius:var(--radius-input);
  border:1px solid var(--line-1);
  background:rgba(7,10,23,.75);
  color:var(--text-1);
  font-size:14px;
  outline:none;
  transition:border-color .22s ease, box-shadow .22s ease;
}
.footer-sub input::placeholder{color:var(--text-3)}
.footer-sub input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16)}
.footer-bottom{
  padding-top:22px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--text-2)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .collection-grid{gap:22px}
  .cc-media{flex:0 0 36%}
}
@media (max-width:991px){
  .main-nav,.nav-search,.nav-login{display:none}
  .nav-toggle{display:flex}
  .nav-actions{gap:10px}
  :root{--space-section:64px}
  .collection-grid{grid-template-columns:minmax(0,1fr)}
  .collection-card{flex-direction:row}
  .cc-media{flex:0 0 34%}
  .wide-feature{grid-template-columns:minmax(0,1fr)}
  .wide-feature .wf-media{min-height:240px}
  .wf-body{padding:30px 28px}
  .steps{grid-template-columns:minmax(0,1fr)}
  .step::after{display:none}
  .cta-inner{grid-template-columns:minmax(0,1fr);padding:36px 28px}
  .cta-copy,.cta-form-card{grid-column:span 12}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px}
  .page-hero{padding:52px 0 48px}
  .page-hero h1{font-size:clamp(27px,7vw,36px)}
  .hero-count{gap:22px}
  .collection-card{flex-direction:column;padding:14px}
  .cc-media{flex:0 0 auto;aspect-ratio:3/2}
  .cc-media img{height:100%}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .filter-count{margin-left:0;width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-inner{padding:30px 20px}
  .wf-body{padding:24px 20px}
}
@media (max-width:575px){
  .brand{font-size:16px}
  .hero-tags{padding:12px 16px;gap:8px 16px}
  .hero-cta{gap:10px}
  .hero-cta .btn-brand,.hero-cta .btn-ghost{width:100%;justify-content:center}
  .footer-quote{flex-direction:row;align-items:flex-start}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.01ms !important}
  .collection-card:hover{transform:none}
  .collection-card:hover .cc-media img{transform:none}
}

/* roulang page: category5 */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --ink:#0A0E1C;
  --line-1:rgba(140,160,255,.14);
  --line-2:rgba(255,255,255,.08);
  --radius-panel:18px;
  --radius-card:16px;
  --radius-img:12px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --shadow-hover:0 18px 40px rgba(124,92,255,.16);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --grad-brand:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
  --container:1240px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, rgba(233,237,250,.30), transparent 60%),
    radial-gradient(1px 1px at 76% 8%, rgba(53,214,200,.24), transparent 60%),
    radial-gradient(1px 1px at 42% 62%, rgba(233,237,250,.18), transparent 60%),
    radial-gradient(1.5px 1.5px at 88% 54%, rgba(124,92,255,.24), transparent 60%),
    radial-gradient(1px 1px at 24% 86%, rgba(233,237,250,.16), transparent 60%),
    radial-gradient(1px 1px at 64% 92%, rgba(240,195,109,.16), transparent 60%);
  opacity:.75;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--brand-2);
  outline-offset:2px;
  border-radius:6px;
}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
main{position:relative;z-index:1}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:2}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{margin-bottom:32px;max-width:760px}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:.12em;
  color:var(--brand-2);
  font-weight:600;
  margin-bottom:10px;
}
.sec-title{
  font-size:clamp(23px,2.6vw,34px);
  font-weight:800;
  line-height:1.35;
  letter-spacing:.01em;
}
.sec-desc{
  margin-top:12px;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.85;
  max-width:640px;
}
.num{font-variant-numeric:tabular-nums}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(14,20,40,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-1);
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:rgba(7,10,23,.94);
  box-shadow:0 12px 30px rgba(3,6,20,.55);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:60px}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:800;
  letter-spacing:.02em;
  color:var(--text-1);
  white-space:nowrap;
  flex-shrink:0;
}
.brand-mark{
  width:32px;height:32px;
  display:grid;place-items:center;
  border-radius:10px;
  background:var(--grad-brand);
  color:var(--ink);
  box-shadow:var(--glow-brand);
  font-size:15px;
  flex-shrink:0;
}
.channel-icons{
  display:flex;
  align-items:center;
  gap:12px;
  padding-left:16px;
  margin-left:4px;
  border-left:1px solid var(--line-1);
  color:var(--text-3);
  font-size:14px;
}
.channel-icons i{cursor:default;transition:color .2s ease}
.channel-icons i:hover{color:var(--brand-2)}
.main-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:10px;
  flex:1 1 auto;
  min-width:0;
}
.main-nav .nav-link{
  position:relative;
  display:inline-block;
  padding:9px 13px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:var(--radius-pill);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.main-nav .nav-link:hover{color:var(--text-1);background:rgba(124,92,255,.12)}
.main-nav .nav-link.active{color:var(--text-1);font-weight:600}
.main-nav .nav-link.active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--brand-1),var(--brand-2));
}
.header-tools{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
  margin-left:auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  border-radius:var(--radius-pill);
  background:rgba(20,26,51,.72);
  border:1px solid var(--line-1);
  color:var(--text-3);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box input{
  width:168px;
  border:0;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
  outline:none;
}
.search-box input::placeholder{color:var(--text-3)}
.search-box:focus-within{
  border-color:rgba(53,214,200,.55);
  box-shadow:0 0 0 4px rgba(53,214,200,.12);
}
.link-btn{
  font-size:14.5px;
  color:var(--text-2);
  padding:8px 6px;
}
.link-btn:hover{color:var(--brand-2)}
.btn-grad{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border:0;
  border-radius:var(--radius-pill);
  background:var(--grad-brand);
  color:#FFFFFF;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  box-shadow:var(--glow-brand);
  cursor:pointer;
  transition:filter .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-grad:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 0 34px rgba(124,92,255,.45)}
.btn-grad:active{transform:translateY(1px);box-shadow:0 0 14px rgba(124,92,255,.3)}
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 26px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.22);
  background:transparent;
  color:var(--text-1);
  font-size:15px;
  font-weight:500;
  transition:border-color .22s ease,background .22s ease,color .22s ease;
}
.btn-outline:hover{border-color:var(--brand-2);background:rgba(53,214,200,.08);color:var(--brand-2)}
.btn-outline:active{transform:translateY(1px)}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-1);
  background:rgba(20,26,51,.75);
  color:var(--text-1);
  cursor:pointer;
  place-items:center;
  font-size:17px;
}
/* 抽屉导航 */
.drawer,.drawer-backdrop{display:none}
@media (max-width:991px){
  .main-nav{display:none}
  .search-box{display:none}
  .channel-icons{display:none}
  .nav-toggle{display:grid}
  .header-inner{height:64px;gap:12px}
  .brand{font-size:17.5px}
  .drawer-backdrop{
    display:block;
    position:fixed;
    inset:0;
    background:rgba(7,10,23,.72);
    opacity:0;
    visibility:hidden;
    z-index:80;
    transition:opacity .28s ease,visibility .28s ease;
  }
  .drawer-backdrop.is-open{opacity:1;visibility:visible}
  .drawer{
    display:flex;
    flex-direction:column;
    position:fixed;
    top:0;right:0;
    height:100%;
    width:min(86vw,340px);
    padding:26px 22px;
    background:rgba(14,20,40,.97);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-left:1px solid var(--line-1);
    transform:translateX(102%);
    transition:transform .28s ease;
    z-index:90;
    overflow-y:auto;
  }
  .drawer.is-open{transform:translateX(0)}
  .drawer-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding-bottom:18px;
    border-bottom:1px solid var(--line-1);
    margin-bottom:16px;
  }
  .drawer-title{font-size:16px;font-weight:700}
  .drawer-close{
    width:36px;height:36px;
    border-radius:10px;
    border:1px solid var(--line-1);
    background:transparent;
    color:var(--text-2);
    cursor:pointer;
  }
  .drawer-link{
    display:block;
    padding:13px 14px;
    border-radius:12px;
    color:var(--text-2);
    font-size:15px;
    margin-bottom:4px;
    transition:background .2s ease,color .2s ease;
  }
  .drawer-link:hover{background:rgba(124,92,255,.12);color:var(--text-1)}
  .drawer-link.active{
    color:var(--text-1);
    font-weight:600;
    background:rgba(53,214,200,.10);
    box-shadow:inset 3px 0 0 0 var(--brand-2);
  }
  .drawer-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line-1);display:grid;gap:10px}
}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line-1);
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
}
.hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(7,10,23,.92) 0%,rgba(7,10,23,.55) 46%,rgba(7,10,23,.15) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  padding:96px 0 84px;
  max-width:720px;
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.crumb a:hover{color:var(--brand-2)}
.crumb span.sep{color:rgba(110,120,150,.7)}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:.01em;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--brand-1),var(--brand-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  color:var(--text-2);
  line-height:1.8;
  max-width:520px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.meta-bar{
  display:flex;
  flex-wrap:wrap;
  gap:8px 22px;
  margin-top:34px;
  padding:14px 20px;
  border-radius:var(--radius-panel);
  background:rgba(20,26,51,.6);
  border:1px solid var(--line-2);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  width:fit-content;
  max-width:100%;
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-2);
}
.meta-chip i{color:var(--brand-2);font-size:12.5px}
.meta-chip b{color:var(--accent-gold);font-weight:700}

/* ============ 图文长条 ============ */
.strip-list{display:grid;gap:26px}
.feature-strip{
  display:grid;
  grid-template-columns:minmax(0,3fr) minmax(0,5fr);
  gap:34px;
  align-items:center;
  padding:24px;
  border-radius:var(--radius-panel);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  box-shadow:var(--shadow-card);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.feature-strip:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover),0 0 0 1px rgba(124,92,255,.30);
  border-color:rgba(124,92,255,.32);
}
.feature-figure{
  position:relative;
  border-radius:var(--radius-img);
  overflow:hidden;
  background:var(--bg-2);
}
.feature-figure img{
  width:100%;
  aspect-ratio:3/2;
  object-fit:cover;
  transition:transform .3s ease,filter .3s ease;
}
.feature-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(7,10,23,.16);
  transition:background .28s ease;
}
.feature-strip:hover .feature-figure img{transform:scale(1.04)}
.feature-strip:hover .feature-figure::after{background:rgba(7,10,23,.42)}
.feature-body h3{
  font-size:21px;
  font-weight:700;
  line-height:1.45;
  transition:color .22s ease;
}
.feature-strip:hover .feature-body h3{color:var(--brand-2)}
.feature-body p{
  margin-top:12px;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.85;
}
.ticks{margin-top:16px;display:grid;gap:10px}
.ticks li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
}
.ticks li::before{
  content:"";
  position:absolute;
  left:2px;top:12px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--grad-brand);
}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--radius-pill);
  font-size:12px;
  letter-spacing:.06em;
  border:1px solid var(--line-1);
  color:var(--text-2);
  background:rgba(20,26,51,.6);
}
.badge.gold{border-color:rgba(240,195,109,.42);color:var(--accent-gold);background:rgba(240,195,109,.10)}
.badge.cyan{border-color:rgba(53,214,200,.42);color:var(--brand-2);background:rgba(53,214,200,.10)}

/* ============ 数据条 ============ */
.stat-band{display:grid;gap:20px}
.stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--line-1);
  border:1px solid var(--line-1);
  border-radius:var(--radius-panel);
  overflow:hidden;
}
.stat{
  background:var(--bg-1);
  padding:28px 22px;
  text-align:center;
  transition:background .24s ease;
}
.stat:hover{background:var(--bg-2)}
.stat b{
  display:block;
  font-size:30px;
  font-weight:800;
  line-height:1.2;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,var(--text-1),var(--brand-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--text-3);letter-spacing:.04em}
.quote{
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 22px;
  border-radius:var(--radius-panel);
  background:var(--bg-1);
  border:1px solid var(--line-1);
}
.quote .avatar{
  width:42px;height:42px;
  flex-shrink:0;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--grad-brand);
  color:var(--ink);
  font-weight:800;
  font-size:16px;
}
.quote p{font-size:15px;color:var(--text-2);line-height:1.75}
.quote p strong{color:var(--text-1);font-weight:600}
.quote small{display:block;margin-top:4px;color:var(--text-3);font-size:13px}

/* ============ 流程 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.step{
  position:relative;
  padding:26px 22px;
  border-radius:var(--radius-card);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.step:hover{
  transform:translateY(-4px);
  border-color:rgba(124,92,255,.32);
  box-shadow:var(--shadow-hover);
}
.step-num{
  display:inline-block;
  font-size:13px;
  font-weight:800;
  letter-spacing:.12em;
  color:var(--accent-gold);
  font-variant-numeric:tabular-nums;
}
.step h3{margin-top:12px;font-size:17px;font-weight:600}
.step p{margin-top:8px;font-size:14.5px;color:var(--text-2);line-height:1.8}
.step::before{
  content:"";
  position:absolute;
  left:0;top:26px;bottom:26px;
  width:3px;
  border-radius:3px;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .24s ease;
}
.step:hover::before{opacity:1}

/* ============ 设备标签 ============ */
.device-panel{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:34px;
  align-items:center;
  padding:32px;
  border-radius:var(--radius-panel);
  background:var(--bg-1);
  border:1px solid var(--line-1);
}
.device-panel h3{font-size:22px;font-weight:700;line-height:1.45}
.device-panel p{margin-top:12px;color:var(--text-2);font-size:15px;line-height:1.85}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:9px 18px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-1);
  background:rgba(20,26,51,.7);
  color:var(--text-2);
  font-size:14px;
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.chip:hover{border-color:rgba(53,214,200,.5);color:var(--brand-2);transform:translateY(-2px)}
.chip.on{
  background:var(--grad-brand);
  color:var(--ink);
  font-weight:600;
  border-color:transparent;
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  position:relative;
  border-radius:var(--radius-card);
  background:var(--bg-1);
  border:1px solid var(--line-1);
  overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.faq-item:hover{border-color:rgba(124,92,255,.28)}
.faq-item[open]{box-shadow:var(--shadow-card)}
.faq-item[open]::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--grad-brand);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 58px 20px 24px;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  position:relative;
  color:var(--text-1);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:24px;
  top:50%;
  transform:translateY(-50%);
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--brand-2);
  transition:transform .22s ease;
}
.faq-item[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-answer{
  padding:0 24px 22px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}
.faq-answer p + p{margin-top:12px}

/* ============ 单行 CTA ============ */
.cta-line{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding:30px 34px;
  border-radius:var(--radius-panel);
  background:var(--bg-2);
  border:1px solid var(--line-1);
  position:relative;
  overflow:hidden;
}
.cta-line::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:220px;height:220px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.28),transparent 68%);
  pointer-events:none;
}
.cta-line-text{position:relative;z-index:2}
.cta-line-text h2{font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.4}
.cta-line-text p{margin-top:8px;color:var(--text-2);font-size:15px}
.cta-line .btn-grad{position:relative;z-index:2}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:88px;
  border-top:1px solid var(--line-1);
  background:var(--bg-1);
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.3fr;
  gap:44px;
  padding:64px 0 44px;
}
.footer-col h3{
  font-size:15px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--text-1);
  margin-bottom:16px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  color:var(--text-1);
  margin-bottom:14px;
}
.footer-brand .brand-mark{width:30px;height:30px;font-size:14px}
.footer-slogan{color:var(--text-2);font-size:14.5px;line-height:1.8;max-width:320px}
.footer-links a{
  display:block;
  padding:6px 0;
  font-size:14px;
  color:var(--text-2);
}
.footer-links a:hover{color:var(--brand-2)}
.subscribe{display:flex;gap:10px;margin-top:6px}
.subscribe input{
  flex:1 1 auto;
  min-width:0;
  height:46px;
  padding:0 14px;
  border-radius:12px;
  background:var(--bg-2);
  border:1px solid var(--line-1);
  color:var(--text-1);
  font-size:14px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe input::placeholder{color:var(--text-3)}
.subscribe input:focus{
  border-color:rgba(124,92,255,.75);
  box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.subscribe .btn-grad{padding:12px 22px;font-size:14.5px;flex-shrink:0}
.footer-note{margin-top:12px;font-size:12.5px;color:var(--text-3);line-height:1.7}
.footer-bottom{
  border-top:1px solid var(--line-1);
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a:hover{color:var(--brand-2)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .wrap{padding:0 24px}
  .section{padding:72px 0}
  .step{padding:22px 18px}
}
@media (max-width:991px){
  .hero-inner{padding:72px 0 64px;max-width:100%}
  .feature-strip{grid-template-columns:1fr;gap:20px;padding:20px}
  .device-panel{grid-template-columns:1fr;gap:24px;padding:26px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;padding:52px 0 36px}
  .site-footer{margin-top:72px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .section-tight{padding:40px 0}
  .hero-sub{font-size:16px}
  .meta-bar{gap:8px 16px;padding:12px 16px}
  .feature-body h3{font-size:19px}
  .cta-line{padding:24px 22px}
}
@media (max-width:575px){
  .wrap{padding:0 20px}
  .brand{font-size:16.5px}
  .header-tools .link-btn{display:none}
  .btn-grad{padding:11px 22px;font-size:14.5px}
  .steps{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:22px 14px}
  .stat b{font-size:25px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding:44px 0 30px}
  .subscribe{flex-direction:column}
  .subscribe .btn-grad{width:100%}
  .faq-item summary{padding:17px 50px 17px 18px;font-size:16px}
  .faq-answer{padding:0 18px 18px}
  .hero h1{line-height:1.28}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
  .feature-strip:hover{transform:none}
  .step:hover{transform:none}
  .chip:hover{transform:none}
}

/* roulang page: category4 */
:root{
  --bg-0:#070A17;
  --bg-1:#0E1428;
  --bg-2:#141A33;
  --line-1:rgba(140,160,255,.14);
  --brand-1:#7C5CFF;
  --brand-2:#35D6C8;
  --accent-gold:#F0C36D;
  --text-1:#E9EDFA;
  --text-2:#A6B0CC;
  --text-3:#6E7896;
  --ok:#3FCF8E;
  --warn:#F0A93B;
  --err:#FF6B7A;
  --radius-card:16px;
  --radius-glass:18px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(3,6,20,.55);
  --glow-brand:0 0 22px rgba(124,92,255,.35);
  --grad-brand:linear-gradient(135deg,#7C5CFF 0%,#35D6C8 100%);
  --maxw:1240px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background-color:#070A17;
  background-image:radial-gradient(circle at 12% -6%,rgba(124,92,255,.14),transparent 46%),radial-gradient(circle at 88% 4%,rgba(53,214,200,.09),transparent 42%);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
button,input{font-family:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:32px}
.section{padding:88px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(14,20,40,.75),rgba(7,10,23,0))}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.14em;color:var(--brand-2);
  border:1px solid rgba(53,214,200,.35);background:rgba(53,214,200,.08);
  border-radius:var(--radius-pill);padding:4px 14px;margin-bottom:18px;
}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(23px,2.6vw,34px);font-weight:800;letter-spacing:-.01em;line-height:1.35}
.sec-head p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:640px}
.link-more{color:var(--brand-2);font-size:14.5px;display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease,color .2s ease}
.link-more:hover{gap:11px;color:#8df0e6}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,14,28,.72);
  border-bottom:1px solid var(--line-1);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:rgba(7,10,23,.94);box-shadow:0 12px 34px rgba(3,6,20,.55)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:72px;transition:min-height .25s ease}
.site-header.is-scrolled .header-inner{min-height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:.01em;color:var(--text-1);white-space:nowrap;transition:color .2s ease}
.brand:hover{color:#fff}
.brand svg{flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;flex-wrap:nowrap}
.nav-link{
  position:relative;padding:8px 12px;border-radius:10px;font-size:14.5px;color:var(--text-2);
  transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--text-1);background:rgba(124,92,255,.12)}
.nav-link.active{color:var(--text-1)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--grad-brand);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;min-width:196px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-1);
  border-radius:var(--radius-pill);padding:7px 14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:rgba(124,92,255,.6);box-shadow:0 0 0 4px rgba(124,92,255,.14)}
.nav-search input{background:transparent;border:0;outline:0;color:var(--text-1);font-size:14px;width:100%}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search svg{flex:0 0 auto;color:var(--text-3)}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--grad-brand);color:#fff;font-weight:600;font-size:15px;
  border:0;border-radius:var(--radius-pill);padding:12px 28px;
  box-shadow:var(--glow-brand);transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 34px rgba(124,92,255,.5);transform:translateY(-1px);color:#fff}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 14px rgba(124,92,255,.35)}
.btn-primary.btn-sm{padding:9px 20px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;background:transparent;border:1px solid rgba(255,255,255,.22);
  color:var(--text-1);border-radius:var(--radius-pill);padding:9px 20px;font-size:14px;
  transition:border-color .2s ease,background .2s ease,color .2s ease;
}
.btn-ghost:hover{border-color:var(--brand-2);background:rgba(53,214,200,.08);color:#c6fff9}
.btn-ghost:active{background:rgba(53,214,200,.14)}
.menu-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-1);border-radius:12px;color:var(--text-1);
}
.menu-toggle:hover{border-color:rgba(124,92,255,.55)}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,6,16,.62);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);z-index:71;
  background:rgba(14,20,40,.96);border-left:1px solid var(--line-1);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transform:translateX(102%);transition:transform .28s ease;
  padding:24px 22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer h3{font-size:13px;letter-spacing:.12em;color:var(--text-3);font-weight:600;margin:22px 0 10px}
.drawer a{display:block;padding:12px 14px;border-radius:12px;color:var(--text-2);font-size:15px;transition:background .2s ease,color .2s ease}
.drawer a:hover,.drawer a:active{background:rgba(124,92,255,.14);color:var(--text-1)}
.drawer .drawer-close{width:38px;height:38px;margin-left:auto;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.05);border:1px solid var(--line-1);border-radius:11px;color:var(--text-1)}
.drawer-top{display:flex;align-items:center;gap:10px}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-1)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,10,23,.95) 0%,rgba(7,10,23,.74) 46%,rgba(7,10,23,.28) 100%);
}
.hero-inner{position:relative;z-index:2;padding:70px 0 54px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.crumbs a{color:var(--text-2);transition:color .2s ease}
.crumbs a:hover{color:var(--brand-2)}
.page-hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.2;letter-spacing:-.02em}
.hero-sub{color:var(--text-2);font-size:16px;margin-top:16px;max-width:560px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:14px 46px;margin-top:32px;padding:18px 26px;max-width:880px;
  border-radius:var(--radius-glass);border:1px solid var(--line-1);
  background:rgba(14,20,40,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.stat b{display:block;font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.stat b em{font-style:normal;font-size:14px;color:var(--text-2);font-weight:600;margin-left:3px}
.stat span{font-size:13px;color:var(--text-3)}

/* ---------- Timeline ---------- */
.tl-group{margin-top:44px}
.tl-group-head{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.tl-group-head h3{font-size:21px;font-weight:800}
.badge-count{
  font-size:12.5px;padding:3px 12px;border-radius:var(--radius-pill);
  border:1px solid var(--line-1);color:var(--text-2);background:rgba(255,255,255,.04);
  font-variant-numeric:tabular-nums;
}
.timeline{position:relative;padding-left:30px}
.timeline::before{
  content:"";position:absolute;left:8px;top:16px;bottom:16px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(124,92,255,.8),rgba(53,214,200,.35) 55%,rgba(53,214,200,0));
}
.tl-item{
  position:relative;display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:18px;
  padding:16px 20px;border:1px solid var(--line-1);border-radius:14px;background:var(--bg-1);
  margin-bottom:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease;
}
.tl-item::before{
  content:"";position:absolute;left:-27px;top:50%;transform:translateY(-50%);
  width:9px;height:9px;border-radius:50%;background:var(--brand-2);
  box-shadow:0 0 0 4px rgba(53,214,200,.12),0 0 12px rgba(53,214,200,.55);
}
.tl-item:hover{transform:translateX(4px);border-color:rgba(124,92,255,.42);background:var(--bg-2);box-shadow:0 12px 30px rgba(3,6,20,.5)}
.tl-time{font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text-1)}
.tl-time small{display:block;font-size:12px;font-weight:500;color:var(--text-3);letter-spacing:.04em}
.tl-title{font-size:16.5px;font-weight:600;line-height:1.5}
.tl-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:8px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.tag{
  font-size:12.5px;padding:2px 11px;border-radius:var(--radius-pill);
  border:1px solid rgba(53,214,200,.32);color:#9DE9E1;background:rgba(53,214,200,.08);
}
.tag-gold{border-color:rgba(240,195,109,.45);color:var(--accent-gold);background:rgba(240,195,109,.1)}
.tl-go{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-2);white-space:nowrap;transition:color .2s ease,gap .2s ease}
.tl-go:hover{color:var(--brand-2);gap:10px}

/* ---------- Rhythm ---------- */
.rhythm-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
.rhythm-card{
  border:1px solid var(--line-1);border-radius:var(--radius-card);overflow:hidden;background:var(--bg-1);
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.rhythm-card:hover{border-color:rgba(124,92,255,.4);box-shadow:0 16px 38px rgba(3,6,20,.5);transform:translateY(-4px)}
.rhythm-card img{width:100%;aspect-ratio:3/2;object-fit:cover}
.rhythm-card .rc-body{padding:24px 26px 26px}
.rhythm-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.rhythm-card p{color:var(--text-2);font-size:15px}
.rhythm-list{display:flex;flex-direction:column;gap:14px}
.rhythm-row{
  display:flex;gap:16px;align-items:flex-start;padding:18px 20px;
  border:1px solid var(--line-1);border-radius:14px;background:var(--bg-1);
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.rhythm-row:hover{border-color:rgba(53,214,200,.4);background:var(--bg-2);transform:translateX(4px)}
.rhythm-row .pill{
  flex:0 0 auto;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  color:#0A0E1C;background:var(--grad-brand);border-radius:10px;padding:6px 10px;line-height:1.2;text-align:center;
}
.rhythm-row h4{font-size:16px;font-weight:600;margin-bottom:4px}
.rhythm-row p{font-size:14px;color:var(--text-3);line-height:1.7}

/* ---------- Track ---------- */
.track{
  display:grid;grid-auto-flow:column;grid-auto-columns:268px;gap:18px;
  overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 20px;
  scrollbar-width:thin;scrollbar-color:rgba(124,92,255,.5) transparent;
}
.track::-webkit-scrollbar{height:6px}
.track::-webkit-scrollbar-thumb{background:rgba(124,92,255,.45);border-radius:6px}
.poster{
  position:relative;scroll-snap-align:start;border:1px solid var(--line-1);border-radius:var(--radius-card);
  overflow:hidden;background:var(--bg-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.poster:hover{transform:translateY(-4px);border-color:rgba(124,92,255,.45);box-shadow:0 18px 40px rgba(124,92,255,.16)}
.poster .thumb{position:relative;overflow:hidden}
.poster .thumb img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .22s ease}
.poster:hover .thumb img{transform:scale(1.04)}
.poster .thumb::after{
  content:"";position:absolute;inset:0;background:rgba(7,10,23,.15);transition:background .22s ease;
}
.poster:hover .thumb::after{background:rgba(7,10,23,.45)}
.poster .chip{
  position:absolute;right:12px;bottom:12px;z-index:2;font-size:12px;font-variant-numeric:tabular-nums;
  padding:2px 10px;border-radius:var(--radius-pill);background:rgba(7,10,23,.78);border:1px solid var(--line-1);color:var(--text-2);
}
.poster .badge-live{
  position:absolute;left:12px;top:12px;z-index:2;font-size:12px;padding:2px 10px;
  border-radius:var(--radius-pill);border:1px solid rgba(240,195,109,.5);color:var(--accent-gold);background:rgba(7,10,23,.7);
}
.poster .p-body{padding:14px 16px 18px}
.poster h3{font-size:16.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .2s ease}
.poster:hover h3{color:var(--brand-2)}
.poster .p-meta{margin-top:8px;font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums}
.poster .p-meta .score{color:var(--accent-gold);font-weight:700}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line-1);border-radius:14px;background:rgba(14,20,40,.72);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);overflow:hidden;
  transition:border-color .22s ease;
}
.faq-item:hover{border-color:rgba(124,92,255,.38)}
.faq-item.is-open{border-color:rgba(124,92,255,.5)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:transparent;border:0;color:var(--text-1);text-align:left;
  padding:20px 22px;font-size:17px;font-weight:600;line-height:1.6;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:var(--grad-brand);opacity:0;transition:opacity .22s ease;
}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-icon{position:relative;flex:0 0 auto;width:16px;height:16px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--text-2);border-radius:2px;transition:transform .22s ease,background .22s ease;
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);background:var(--brand-2)}
.faq-item.is-open .faq-icon::before{background:var(--brand-2)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .24s ease}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a p{padding:0 22px 22px 22px;font-size:15px;color:var(--text-2);line-height:1.8}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-top:1px solid var(--line-1);border-bottom:1px solid var(--line-1);
  padding:72px 0;
}
.cta-band .cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.28}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,10,23,.96),rgba(7,10,23,.7))}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(23px,2.6vw,32px);font-weight:800;line-height:1.35}
.cta-inner p{color:var(--text-2);margin-top:12px;font-size:15.5px}
.cta-card{
  border:1px solid var(--line-1);border-radius:var(--radius-glass);padding:26px;
  background:rgba(14,20,40,.72);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 220px;background:var(--bg-1);border:1px solid var(--line-1);border-radius:12px;
  padding:13px 16px;color:var(--text-1);font-size:15px;outline:0;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(124,92,255,.16)}
.form-tip{font-size:13px;color:var(--text-3);margin-top:12px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line-1);background:rgba(6,9,20,.9);padding:60px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:34px}
.f-brand p{color:var(--text-2);font-size:14.5px;margin-top:14px;max-width:280px}
.f-col h4,.f-sub h4{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--text-1);margin-bottom:16px}
.f-col li{margin-bottom:10px}
.f-col a{color:var(--text-2);font-size:14.5px;transition:color .2s ease}
.f-col a:hover{color:var(--brand-2)}
.f-sub .sub-form{margin-top:4px}
.f-sub .sub-form input{flex:1 1 150px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand-2)}

@media (max-width:1199.98px){
  .container{padding-inline:24px}
  .track{grid-auto-columns:244px}
}
@media (max-width:991.98px){
  .main-nav,.nav-search,.header-actions .btn-primary{display:none}
  .menu-toggle{display:flex}
  .section{padding:64px 0}
  .hero-inner{padding:56px 0 44px}
  .rhythm-grid{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .cta-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767.98px){
  .tl-item{grid-template-columns:1fr;gap:10px;align-items:flex-start}
  .tl-item::before{top:24px;transform:none}
  .tl-time{font-size:15px}
  .tl-go{justify-self:start}
  .track{grid-auto-columns:225px}
  .section{padding:52px 0}
  .sec-head{margin-bottom:24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:575.98px){
  .container{padding-inline:20px}
  .section{padding:48px 0}
  .hero-stats{gap:16px 28px;padding:16px 18px}
  .stat b{font-size:19px}
  .timeline{padding-left:22px}
  .tl-item::before{left:-19px}
  .track{grid-auto-columns:200px}
  .drawer{width:88vw}
}
@supports not ((backdrop-filter:blur(8px)) or (-webkit-backdrop-filter:blur(8px))){
  .site-header{background:rgba(7,10,23,.98)}
  .hero-stats,.faq-item,.cta-card,.drawer{background:#0E1428}
  .nav-search{background:#0E1428}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .poster:hover img,.tl-item:hover,.rhythm-card:hover,.rhythm-row:hover,.poster:hover{transform:none}
}