/* roulang page: index */
:root{
  --bg:#0B0C10;
  --bg-block:#14161C;
  --bg-card:#1A1D24;
  --bg-soft:#101218;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand-1:#7C4DFF;
  --brand-2:#FF4D8D;
  --mint:#26E0B0;
  --amber:#FFB347;
  --text:#F2F0F5;
  --text-2:#A9A6B8;
  --text-3:#6E6B7E;
  --grad:linear-gradient(135deg,#7C4DFF 0%,#FF4D8D 100%);
  --radius-card:18px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-card:0 14px 36px rgba(0,0,0,.5);
  --container:1240px;
  --ease:all .22s ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  padding-bottom:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--mint);}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;color:var(--text);line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;letter-spacing:.3px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:var(--ease);
}
.btn svg{width:17px;height:17px;flex:0 0 auto;}
.btn-primary{
  background-image:var(--grad);color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 10px 26px rgba(124,77,255,.26);
}
.btn-primary:hover{filter:brightness(1.1);transform:translateY(-2px);color:#fff;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{border-color:var(--line-strong);color:var(--text);background:transparent;}
.btn-ghost:hover{border-color:rgba(38,224,176,.6);color:var(--mint);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:44px;padding:0 20px;font-size:14px;}
.btn-md{height:46px;padding:0 22px;font-size:14px;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--text-2);
  font-size:14px;font-weight:600;transition:var(--ease);
}
.btn-text svg{width:15px;height:15px;transition:transform .22s ease-out;}
.btn-text:hover{color:var(--mint);}
.btn-text:hover svg{transform:translateX(4px);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;
  border-radius:8px;font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.tag-brand{color:#C9B4FF;background:rgba(124,77,255,.14);border:1px solid rgba(124,77,255,.4);}
.tag-mint{color:var(--mint);background:rgba(38,224,176,.12);border:1px solid rgba(38,224,176,.36);}
.tag-amber{color:var(--amber);background:rgba(255,179,71,.12);border:1px solid rgba(255,179,71,.36);}
.tag-plain{color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--line);}
.stat-badge{
  display:inline-flex;align-items:center;gap:9px;height:38px;padding:0 15px;
  border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--bg-block);
  font-size:13px;color:var(--text-2);white-space:nowrap;
}
.stat-badge b{color:var(--text);font-size:14px;font-variant-numeric:tabular-nums;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(38,224,176,.16);flex:0 0 auto;}
.dot-amber{background:var(--amber);box-shadow:0 0 0 4px rgba(255,179,71,.16);}
.dot-brand{background:var(--brand-2);box-shadow:0 0 0 4px rgba(255,77,141,.16);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,12,16,.88);
  border-bottom:1px solid var(--line);
  transition:background .24s ease-out,border-color .24s ease-out;
}
.site-header.scrolled{background:#0B0C10;border-bottom-color:transparent;box-shadow:0 10px 30px rgba(0,0,0,.45);}
.site-header.scrolled::after{
  content:"";display:block;height:1px;background:var(--grad);opacity:.9;
}
.header-inner{
  min-height:76px;display:flex;align-items:center;gap:20px;justify-content:space-between;
}
.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background-image:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;color:#fff;letter-spacing:.5px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3);
}
.brand-text{font-size:17.5px;font-weight:800;letter-spacing:.4px;color:var(--text);}
.brand-sub{display:block;font-size:11.5px;font-weight:500;color:var(--text-3);letter-spacing:1.4px;}
.nav-chips{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;}
.chip{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 15px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:transparent;
  font-size:14px;font-weight:600;color:var(--text-2);
  transition:var(--ease);white-space:nowrap;
}
.chip svg{width:15px;height:15px;opacity:.85;}
.chip-count{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:20px;height:19px;padding:0 5px;border-radius:7px;
  background:rgba(255,255,255,.07);font-size:11.5px;font-weight:700;color:var(--text-2);
  font-variant-numeric:tabular-nums;
}
.chip:hover{color:var(--mint);border-color:rgba(38,224,176,.5);transform:translateY(-2px);}
.chip.is-active{
  color:#fff;border:1px solid transparent;
  background:linear-gradient(#14161C,#14161C) padding-box,var(--grad) border-box;
}
.chip.is-active .chip-count{background:rgba(255,255,255,.16);color:#fff;}
.chip.is-active::after{
  content:"";position:absolute;left:18%;right:18%;bottom:-1px;height:2px;
  border-radius:2px;background:var(--grad);
}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);background:transparent;color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:var(--ease);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,176,.55);transform:translateY(-2px);}
.menu-toggle{display:none;}

/* ============ 移动抽屉 ============ */
.drawer{
  position:fixed;inset:0;z-index:120;display:flex;flex-direction:column;
  padding:22px 20px 30px;background:rgba(11,12,16,.72);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  transform:translateX(100%);visibility:hidden;
  transition:transform .26s ease-out,visibility .26s ease-out;
}
.drawer.open{transform:translateX(0);visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-nav{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;padding:0 18px;border-radius:16px;
  border:1px solid var(--line);background:var(--bg-block);
  font-size:16px;font-weight:700;color:var(--text);
}
.drawer-link.is-active{border-color:transparent;background:linear-gradient(var(--bg-block),var(--bg-block)) padding-box,var(--grad) border-box;}
.drawer-link span{font-size:12.5px;color:var(--text-3);font-weight:600;}
.drawer-cta{margin-top:auto;display:grid;gap:12px;}
.close-btn{
  width:44px;height:44px;border-radius:var(--radius-pill);border:1px solid var(--line-strong);
  background:transparent;color:var(--text);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.close-btn:hover{color:var(--mint);border-color:rgba(38,224,176,.55);}

/* ============ Hero ============ */
.hero{position:relative;padding:76px 0 64px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-220px;left:-140px;width:720px;height:720px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,77,255,.30) 0%,rgba(124,77,255,0) 68%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-260px;right:-160px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,77,141,.22) 0%,rgba(255,77,141,0) 70%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;}
.hero-copy{padding-right:26px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;height:36px;padding:0 15px;
  border-radius:var(--radius-pill);border:1px solid rgba(124,77,255,.45);
  background:rgba(124,77,255,.12);color:#C9B4FF;font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero h1{font-size:52px;line-height:1.15;letter-spacing:.4px;margin-bottom:20px;}
.hero h1 em{
  font-style:normal;
  background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:17px;line-height:1.85;color:var(--text-2);max-width:560px;margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;}
.hero-visual{padding-left:26px;}
.hero-poster{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  background:linear-gradient(135deg,#241B3D,#3A1730);
  aspect-ratio:16/11;
}
.hero-poster img{width:100%;height:100%;object-fit:cover;}
.hero-poster::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(11,12,16,.86) 0%,rgba(11,12,16,.12) 48%,rgba(11,12,16,0) 78%);
}
.hero-poster::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);z-index:3;
}
.poster-cap{position:absolute;left:22px;right:22px;bottom:20px;z-index:4;}
.poster-cap h3{font-size:19px;margin-bottom:6px;}
.poster-cap p{font-size:13.5px;color:var(--text-2);}
.hero-corner{
  position:absolute;top:18px;left:18px;z-index:4;
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px;
  border-radius:var(--radius-pill);background:rgba(11,12,16,.72);
  border:1px solid rgba(38,224,176,.4);color:var(--mint);font-size:12.5px;font-weight:700;
}

/* ============ 板块通用 ============ */
.section{padding:84px 0;position:relative;}
.section-alt{background:var(--bg-block);}
.section-soft{background:var(--bg-soft);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-title{font-size:32px;line-height:1.25;}
.section-sub{margin-top:10px;font-size:15px;color:var(--text-2);max-width:660px;}
.section-link{
  display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;
  color:var(--text-2);white-space:nowrap;transition:var(--ease);
}
.section-link svg{width:15px;height:15px;transition:transform .22s ease-out;}
.section-link:hover{color:var(--mint);}
.section-link:hover svg{transform:translateX(4px);}

/* ============ 精选通道横滑 ============ */
.strip-wrap{padding:0 0 8px;}
.scroller{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 2px 10px;scrollbar-width:none;-ms-overflow-style:none;
}
.scroller::-webkit-scrollbar{display:none;}
.scroller:focus-visible{outline:2px solid var(--mint);outline-offset:4px;border-radius:14px;}
.strip-card{
  flex:0 0 auto;scroll-snap-align:start;width:212px;
  border-radius:16px;border:1px solid var(--line);background:var(--bg-card);
  padding:18px;transition:var(--ease);
}
.strip-card:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.55);box-shadow:var(--shadow-card);}
.strip-ico{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(124,77,255,.14);border:1px solid rgba(124,77,255,.36);color:#C9B4FF;margin-bottom:12px;
}
.strip-ico svg{width:18px;height:18px;}
.strip-card h3{font-size:15.5px;margin-bottom:6px;}
.strip-card p{font-size:13px;color:var(--text-3);line-height:1.7;}

/* ============ 海报卡 ============ */
.row-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px;}
.row-head h2{font-size:30px;}
.row-tools{display:flex;align-items:center;gap:12px;}
.arrow-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:var(--ease);
}
.arrow-btn svg{width:16px;height:16px;}
.arrow-btn:hover{color:var(--mint);border-color:rgba(38,224,176,.55);transform:translateY(-2px);}
.poster-card{
  position:relative;flex:0 0 auto;width:220px;scroll-snap-align:start;
  border-radius:var(--radius-card);overflow:hidden;background:var(--bg-card);
  border:1px solid var(--line);transition:var(--ease);
}
.poster-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card);}
.poster-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .22s ease-out;pointer-events:none;
}
.poster-card:hover::after{opacity:1;}
.poster-media{
  position:relative;aspect-ratio:2/3;overflow:hidden;
  background:linear-gradient(135deg,#241B3D,#3A1730);
}
.poster-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.poster-card:hover .poster-media img{transform:scale(1.06);}
.poster-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.82) 0%,rgba(0,0,0,.08) 56%,rgba(0,0,0,0) 78%);
}
.poster-flag{
  position:absolute;top:10px;left:10px;z-index:3;
  display:inline-flex;align-items:center;gap:5px;height:25px;padding:0 9px;
  border-radius:8px;font-size:11.5px;font-weight:700;
  background:rgba(11,12,16,.78);color:var(--amber);border:1px solid rgba(255,179,71,.45);
}
.poster-flag.is-mint{color:var(--mint);border-color:rgba(38,224,176,.45);}
.poster-flag.is-brand{color:#E4D6FF;border-color:rgba(124,77,255,.5);}
.poster-body{padding:14px 15px 17px;}
.poster-body h3{font-size:15.5px;line-height:1.45;margin-bottom:9px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.poster-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-3);}
.poster-meta .num{color:var(--text-2);}
.scroller .poster-card{width:228px;}
.wide-card .poster-media{aspect-ratio:16/9;}

/* ============ 热播推荐 ============ */
.reco-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:26px;align-items:start;}
.reco-left{display:grid;gap:24px;}
.reco-item{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  background:var(--bg-card);transition:var(--ease);
}
.reco-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-card);}
.reco-item::after{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .22s ease-out;
}
.reco-item:hover::after{opacity:1;}
.reco-media{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#1F1636,#33142A);}
.reco-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.reco-item:hover .reco-media img{transform:scale(1.05);}
.reco-body{padding:20px 22px 24px;}
.reco-body h3{font-size:20px;margin-bottom:10px;}
.reco-body p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:14px;}
.reco-tags{display:flex;flex-wrap:wrap;gap:8px;}
.reco-right{display:grid;gap:14px;}
.reco-mini{
  display:grid;grid-template-columns:118px 1fr;gap:16px;align-items:center;
  padding:12px;border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--bg-card);transition:var(--ease);
}
.reco-mini:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.5);box-shadow:var(--shadow-card);}
.reco-mini-media{position:relative;aspect-ratio:1/1;border-radius:12px;overflow:hidden;background:linear-gradient(135deg,#241B3D,#3A1730);}
.reco-mini-media img{width:100%;height:100%;object-fit:cover;}
.reco-rank{
  position:absolute;top:8px;left:8px;z-index:2;min-width:26px;height:24px;padding:0 7px;
  border-radius:8px;background:rgba(11,12,16,.82);border:1px solid rgba(255,179,71,.5);
  color:var(--amber);font-size:12.5px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.reco-mini h3{font-size:15.5px;margin-bottom:7px;line-height:1.45;}
.reco-mini p{font-size:13px;color:var(--text-3);line-height:1.7;margin-bottom:8px;}

/* ============ 片单 Tab ============ */
.seg{
  display:inline-flex;flex-wrap:wrap;gap:6px;padding:6px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:var(--bg-block);
}
.seg-btn{
  height:38px;padding:0 18px;border-radius:var(--radius-pill);border:1px solid transparent;
  background:transparent;color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer;transition:var(--ease);
}
.seg-btn:hover{color:var(--mint);}
.seg-btn.is-active{background-image:var(--grad);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.25);}
.tab-panel{display:none;}
.tab-panel.is-active{display:block;animation:fadeUp .28s ease-out;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.grid-4 .poster-card{width:100%;}
.more-wrap{display:flex;justify-content:flex-end;margin-top:28px;}

/* ============ 最新信息（CMS） ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
  display:flex;flex-direction:column;height:100%;
  padding:22px;border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--bg-card);transition:var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.5);box-shadow:var(--shadow-card);}
.news-cat{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.news-title{font-size:17.5px;line-height:1.5;margin-bottom:12px;font-weight:700;}
.news-title a{color:var(--text);}
.news-title a:hover{color:var(--mint);}
.news-excerpt{
  font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:16px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-3);
}
.news-foot .btn-text{font-size:13px;}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:54px 24px;border-radius:var(--radius-card);
  border:1px dashed var(--line-strong);background:var(--bg-card);text-align:center;
}
.empty-state .empty-ico{
  width:52px;height:52px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(124,77,255,.14);border:1px solid rgba(124,77,255,.36);color:#C9B4FF;
}
.empty-state p{font-size:14.5px;color:var(--text-2);}

/* ============ CTA 横幅 ============ */
.cta-banner{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:54px 52px;background-image:var(--grad);
  box-shadow:0 24px 60px rgba(124,77,255,.24);
}
.cta-banner::after{
  content:"";position:absolute;right:-80px;top:-110px;width:360px;height:360px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-banner h2{font-size:32px;color:#fff;margin-bottom:12px;}
.cta-banner p{font-size:15.5px;color:rgba(255,255,255,.88);max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-white{background:#fff;color:#2A1046;box-shadow:0 12px 28px rgba(0,0,0,.22);}
.btn-white:hover{background:#fff;color:#2A1046;transform:translateY(-2px);filter:brightness(1.02);}
.btn-outline-light{border-color:rgba(255,255,255,.6);color:#fff;}
.btn-outline-light:hover{border-color:#fff;color:#fff;transform:translateY(-2px);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;}
.faq-item{
  position:relative;border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--bg-block);overflow:hidden;transition:var(--ease);
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item[open]{border-color:rgba(124,77,255,.5);}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:17px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:10px;height:10px;border-right:2px solid var(--text-2);
  border-bottom:2px solid var(--text-2);transform:rotate(45deg);transition:transform .22s ease-out;
}
.faq-item[open] summary::after{transform:rotate(-135deg);border-color:var(--brand-2);}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--grad);
}
.faq-body{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--text-2);}
.faq-body p + p{margin-top:10px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-block);border-top:1px solid var(--line);padding:66px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:inline-flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.85;max-width:330px;margin-bottom:18px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-col h4{font-size:15px;margin-bottom:16px;letter-spacing:.3px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--mint);}
.footer-contact li{font-size:14px;color:var(--text-2);display:flex;gap:9px;align-items:flex-start;}
.footer-contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:5px;color:var(--brand-2);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom-links a{color:var(--text-3);}
.footer-bottom-links a:hover{color:var(--mint);}

/* ============ 移动底条 ============ */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;height:56px;
  display:none;align-items:center;gap:10px;padding:0 14px;
  background:rgba(20,22,28,.96);border-top:1px solid var(--line);
  transform:translateY(110%);transition:transform .24s ease-out;
}
.mobile-bar.show{transform:translateY(0);}
.mobile-bar .btn{flex:1;height:42px;padding:0 14px;font-size:14px;}

/* ============ 响应式 ============ */
@media screen and (max-width:1279px){
  .hero h1{font-size:46px;}
  .nav-chips .chip:nth-child(n+5){display:none;}
}
@media screen and (max-width:1023px){
  .nav-chips{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
  .hero{padding:56px 0 48px;}
  .hero-copy{padding-right:0;margin-bottom:38px;}
  .hero-visual{padding-left:0;}
  .hero h1{font-size:40px;}
  .section{padding:64px 0;}
  .section-title{font-size:27px;}
  .reco-grid{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:repeat(3,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-banner{padding:40px 32px;}
  .cta-banner h2{font-size:27px;}
}
@media screen and (max-width:767px){
  body{padding-bottom:70px;}
  .mobile-bar{display:flex;}
  .hero h1{font-size:32px;line-height:1.2;}
  .hero-lead{font-size:15.5px;}
  .eyebrow{font-size:12.5px;height:34px;padding:0 13px;}
  .section{padding:52px 0;}
  .section-title{font-size:24px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .row-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .row-head h2{font-size:23px;}
  .row-tools{width:100%;justify-content:space-between;}
  .scroller .poster-card{width:44vw;min-width:150px;}
  .strip-card{width:78vw;max-width:260px;}
  .grid-4{grid-template-columns:repeat(2,1fr);gap:14px;}
  .news-grid{grid-template-columns:1fr;}
  .reco-mini{grid-template-columns:96px 1fr;gap:13px;}
  .reco-body{padding:16px 16px 20px;}
  .reco-body h3{font-size:18px;}
  .cta-banner{padding:34px 22px;border-radius:20px;}
  .cta-banner h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .faq-item summary{padding:18px;font-size:16px;}
  .faq-body{padding:0 18px 20px;font-size:14.5px;}
  .hero-cta .btn{flex:1;}
  .section-link{width:100%;justify-content:space-between;}
}
@media screen and (max-width:479px){
  .container{padding:0 16px;}
  .hero h1{font-size:29px;}
  .brand-text{font-size:16px;}
  .poster-card .poster-body{padding:12px 12px 14px;}
  .poster-body h3{font-size:14.5px;}
}

/* roulang page: article */
:root{
  --bg:#0B0C10;
  --surface:#14161C;
  --card:#1A1D24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --grad:linear-gradient(135deg,#7C4DFF 0%,#FF4D8D 100%);
  --violet:#7C4DFF;
  --magenta:#FF4D8D;
  --mint:#26E0B0;
  --orange:#FFB347;
  --text:#F2F0F5;
  --text-2:#A9A6B8;
  --text-3:#6E6B7E;
  --paper:#FBF7F2;
  --paper-ink:#1F1B25;
  --paper-ink-2:#4B4354;
  --r-sm:12px;
  --r-card:18px;
  --r-lg:24px;
  --shadow:0 14px 36px rgba(0,0,0,.5);
  --ease:200ms cubic-bezier(.2,.7,.3,1);
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  padding-bottom:0;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--mint)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--mint);outline-offset:3px;border-radius:8px;
}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-sm{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,2.4vw,32px)}
.section-head .sub{color:var(--text-2);font-size:14px;margin-top:8px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--mint);letter-spacing:.14em;
  text-transform:uppercase;font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--grad);border-radius:2px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,12,16,.72);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--grad);opacity:0;transition:opacity var(--ease);
}
.site-header.is-scrolled{background:#101218;border-bottom-color:transparent;box-shadow:0 10px 30px rgba(0,0,0,.45)}
.site-header.is-scrolled::after{opacity:1}
.header-inner{
  min-height:76px;display:flex;align-items:center;gap:20px;justify-content:space-between;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:15px;font-weight:800;letter-spacing:.04em;
  box-shadow:0 8px 20px rgba(124,77,255,.35);
}
.brand-text{font-size:18px;letter-spacing:.02em}
.nav-chips{display:flex;align-items:center;gap:10px;flex-wrap:nowrap}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  color:var(--text-2);font-size:14px;font-weight:600;white-space:nowrap;
  transition:all var(--ease);
}
.chip svg{width:16px;height:16px;flex:0 0 16px}
.chip:hover{color:var(--text);border-color:rgba(38,224,176,.55);transform:translateY(-2px)}
.chip.is-active{
  color:#fff;border-color:transparent;background:var(--grad);
  box-shadow:0 10px 24px rgba(255,77,141,.28);
}
.chip-count{
  font-size:12px;padding:1px 7px;border-radius:999px;
  background:rgba(255,255,255,.09);color:var(--text-2);
}
.chip.is-active .chip-count{background:rgba(0,0,0,.22);color:#fff}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;font-size:15px;
  padding:12px 24px;min-height:46px;border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),border-color var(--ease),color var(--ease),background var(--ease);
}
.btn svg{width:17px;height:17px}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 12px 28px rgba(124,77,255,.34),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,77,141,.34)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  border-color:var(--line-strong);color:var(--text);background:rgba(255,255,255,.02);
}
.btn-ghost:hover{color:var(--mint);border-color:rgba(38,224,176,.6);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--text-2);font-weight:700;font-size:14px;
  padding:8px 2px;border-radius:8px;
}
.btn-text:hover{color:var(--mint);gap:10px}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.icon-btn{
  width:44px;height:44px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);
  transition:all var(--ease);
}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,176,.6)}
.icon-btn svg{width:18px;height:18px}
.nav-toggle{display:none}
.mobile-bar{
  position:fixed;left:12px;right:12px;bottom:12px;z-index:70;
  display:none;align-items:center;gap:10px;
  padding:8px;border-radius:999px;
  background:rgba(20,22,28,.96);border:1px solid var(--line);
  box-shadow:0 16px 40px rgba(0,0,0,.6);
  transform:translateY(140%);transition:transform var(--ease);
}
.mobile-bar.is-visible{transform:translateY(0)}
.mobile-bar .btn{flex:1;min-height:44px;padding:8px 14px;font-size:14px}
.drawer{
  position:fixed;inset:0;z-index:90;display:none;
}
.drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(8,9,12,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(88vw,380px);height:100%;
  background:var(--surface);border-left:1px solid var(--line);
  padding:24px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-list{display:flex;flex-direction:column;gap:10px}
.drawer-list a{
  display:flex;align-items:center;gap:12px;
  padding:15px 16px;border-radius:16px;border:1px solid var(--line);
  background:rgba(255,255,255,.02);font-weight:700;font-size:16px;color:var(--text);
}
.drawer-list a svg{width:18px;height:18px;color:var(--text-3)}
.drawer-list a.is-active{background:var(--grad);border-color:transparent;color:#fff}
.drawer-list a.is-active svg{color:#fff}

/* ---------- breadcrumb ---------- */
.crumb-wrap{border-bottom:1px solid var(--line);background:var(--surface)}
.crumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:18px 0;font-size:13px;color:var(--text-3)}
.crumb a{color:var(--text-2)}
.crumb .sep{color:var(--text-3);opacity:.7}
.crumb .current{color:var(--text)}
.crumb .current::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint);margin-right:8px;vertical-align:2px}

/* ---------- article head ---------- */
.article-hero{position:relative;padding:56px 0 0;overflow:hidden}
.article-hero::before{
  content:"";position:absolute;top:-160px;left:50%;transform:translateX(-50%);
  width:900px;height:420px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(124,77,255,.28),transparent 65%);
  filter:blur(40px);pointer-events:none;
}
.article-hero .inner{position:relative}
.article-tagline{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:8px;font-size:13px;font-weight:700;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);
}
.tag-grad{border-color:transparent;background:var(--grad);color:#fff}
.tag-mint{border-color:rgba(38,224,176,.45);color:var(--mint)}
.tag-orange{border-color:rgba(255,179,71,.45);color:var(--orange)}
.tag-plain{color:var(--text-2)}
h1.article-title{
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.18;letter-spacing:-.02em;max-width:18em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:22px;color:var(--text-2);font-size:14px;
}
.meta-item{display:inline-flex;align-items:center;gap:8px}
.meta-item svg{width:16px;height:16px;color:var(--text-3)}
.meta-dot{width:5px;height:5px;border-radius:50%;background:var(--line-strong)}
.article-cover{
  margin-top:36px;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);position:relative;
  background:var(--card);
}
.article-cover img{width:100%;aspect-ratio:16/7;object-fit:cover}
.article-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,12,16,0) 40%,rgba(11,12,16,.68) 100%);
}
.article-cover figcaption{
  position:absolute;left:24px;bottom:20px;z-index:2;
  font-size:13px;color:rgba(255,255,255,.85);
}

/* ---------- reading card ---------- */
.reading-wrap{padding:56px 0 0}
.reading-card{
  background:var(--paper);color:var(--paper-ink);
  border-radius:var(--r-lg);padding:56px;
  box-shadow:0 24px 60px rgba(0,0,0,.55);
}
.reading-card a{color:#7C4DFF;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.reading-card a:hover{color:#FF4D8D}
.article-body{font-size:17.5px;line-height:1.9;color:#2B2432}
.article-body > * + *{margin-top:1.3em}
.article-body h2{
  font-size:26px;line-height:1.4;color:var(--paper-ink);
  padding-left:16px;position:relative;margin-top:2em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:21px;color:var(--paper-ink);margin-top:1.7em}
.article-body p{margin-top:1.3em}
.article-body ul,.article-body ol{margin-top:1.1em;padding-left:1.4em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-top:.6em}
.article-body li::marker{color:#7C4DFF}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:4px solid;border-image:var(--grad) 1;
  background:rgba(124,77,255,.07);border-radius:0 14px 14px 0;
  color:var(--paper-ink-2);
}
.article-body img{border-radius:16px;margin-top:1.6em}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13.5px;color:#7A7286;margin-top:10px;text-align:center}
.article-body table{width:100%;border-collapse:collapse;margin-top:1.6em;font-size:15.5px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th,.article-body td{border:1px solid rgba(31,27,37,.12);padding:12px 14px;text-align:left}
.article-body th{background:rgba(124,77,255,.08);font-weight:700}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:rgba(31,27,37,.08);padding:2px 7px;border-radius:6px;font-size:15px;
}
.article-body pre{
  background:#1F1B25;color:#F2F0F5;padding:18px 20px;border-radius:14px;overflow-x:auto;font-size:15px;
}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body hr{border:0;height:1px;background:rgba(31,27,37,.14);margin:2.2em 0}
.notice-empty{
  display:flex;flex-direction:column;align-items:flex-start;gap:16px;
  padding:44px;border-radius:var(--r-card);border:1px dashed rgba(31,27,37,.2);
  background:rgba(31,27,37,.03);
}
.notice-empty h2{font-size:22px;color:var(--paper-ink)}
.notice-empty p{color:var(--paper-ink-2);font-size:16px}

/* ---------- article footer blocks ---------- */
.article-after{padding:56px 0 0}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:4px}
.pager{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:32px;
}
.pager-item{
  display:flex;flex-direction:column;gap:8px;
  padding:22px 24px;border-radius:var(--r-card);
  background:var(--card);border:1px solid var(--line);
  transition:all var(--ease);
}
.pager-item:hover{transform:translateY(-4px);border-color:transparent;background-image:linear-gradient(var(--card),var(--card)),var(--grad);background-origin:border-box;background-clip:padding-box,border-box}
.pager-item .k{font-size:12px;letter-spacing:.16em;color:var(--text-3);text-transform:uppercase;font-weight:700}
.pager-item .t{font-size:16px;font-weight:700;color:var(--text)}
.pager-item.next{text-align:right;align-items:flex-end}

.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px}
.rel-card{
  border-radius:var(--r-card);overflow:hidden;background:var(--card);
  border:1px solid var(--line);transition:all var(--ease);display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.55);box-shadow:var(--shadow)}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease-out}
.rel-card:hover .rel-thumb img{transform:scale(1.05)}
.rel-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(11,12,16,.75))}
.rel-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(11,12,16,.72);border:1px solid rgba(255,255,255,.18);color:#fff;
}
.rel-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:17.5px;line-height:1.5}
.rel-body p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:6px 24px;position:relative;transition:all var(--ease);overflow:hidden;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;
  background:var(--grad);opacity:0;transition:opacity var(--ease);
}
.faq-item[open]::before{opacity:1}
.faq-item[open]{border-color:rgba(124,77,255,.45)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--text-3);transition:transform var(--ease),color var(--ease);
}
.faq-item[open] summary::after{content:"–";color:var(--mint)}
.faq-item .faq-answer{padding:0 0 22px;color:var(--text-2);font-size:15px;line-height:1.85;max-width:70ch}

/* ---------- CTA ---------- */
.cta-banner{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad);padding:56px;color:#fff;
  box-shadow:0 26px 60px rgba(124,77,255,.32);
}
.cta-banner::after{
  content:"";position:absolute;right:-80px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.35),transparent 62%);
}
.cta-banner h2{font-size:clamp(24px,2.6vw,34px);position:relative}
.cta-banner p{margin-top:14px;max-width:56ch;color:rgba(255,255,255,.92);font-size:16px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;position:relative}
.cta-banner .btn-white{background:#fff;color:#3A1E5C;box-shadow:0 12px 26px rgba(0,0,0,.22)}
.cta-banner .btn-white:hover{color:#3A1E5C;transform:translateY(-2px)}
.cta-banner .btn-outline{border-color:rgba(255,255,255,.7);color:#fff}
.cta-banner .btn-outline:hover{color:#fff;border-color:#fff;transform:translateY(-2px)}

/* ---------- footer ---------- */
.site-footer{
  margin-top:88px;background:var(--surface);
  border-top:1px solid var(--line);padding:72px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;margin-bottom:18px}
.footer-desc{color:var(--text-2);font-size:14.5px;line-height:1.85;max-width:42ch}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:18px;color:var(--text)}
.footer-col ul{display:grid;gap:12px}
.footer-col ul a{color:var(--text-2);font-size:14.5px}
.footer-col ul a:hover{color:var(--mint)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:var(--text-2);font-size:14px;line-height:1.75}
.footer-contact svg{width:17px;height:17px;flex:0 0 17px;margin-top:4px;color:var(--violet)}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  color:var(--text-3);font-size:13px;
}
.footer-bottom-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom-links a{color:var(--text-2)}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .nav-chips .chip-count{display:none}
}
@media (max-width:1023px){
  .nav-chips{display:none}
  .nav-toggle{display:grid}
  .header-actions .btn-primary{display:none}
  .reading-card{padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .rel-grid{grid-template-columns:1fr 1fr}
  .article-body{font-size:17px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .article-hero{padding-top:36px}
  .article-cover img{aspect-ratio:16/10}
  .reading-wrap{padding-top:36px}
  .reading-card{padding:24px 20px;border-radius:var(--r-card)}
  .article-body{font-size:16.5px;line-height:1.85}
  .article-body h2{font-size:22px;padding-left:13px}
  .article-body h3{font-size:19px}
  .pager{grid-template-columns:1fr}
  .pager-item.next{text-align:left;align-items:flex-start}
  .rel-grid{grid-template-columns:1fr}
  .cta-banner{padding:36px 24px}
  .footer-grid{grid-template-columns:1fr}
  .mobile-bar{display:flex}
  body{padding-bottom:82px}
  .site-footer{margin-top:56px;padding-top:52px}
}
@media (max-width:519px){
  .brand-text{font-size:16px}
  h1.article-title{font-size:29px}
  .faq-item{padding:4px 18px}
}

/* roulang page: category1 */
:root{
  --bg:#0B0C10;
  --bg-block:#14161C;
  --bg-card:#1A1D24;
  --bg-soft:#101218;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand-1:#7C4DFF;
  --brand-2:#FF4D8D;
  --grad:linear-gradient(135deg,#7C4DFF 0%,#FF4D8D 100%);
  --mint:#26E0B0;
  --amber:#FFB347;
  --text:#F2F0F5;
  --text-2:#A9A6B8;
  --text-3:#6E6B7E;
  --r-card:18px;
  --r-lg:24px;
  --r-pill:999px;
  --r-input:12px;
  --r-badge:8px;
  --shadow:0 14px 36px rgba(0,0,0,.5);
  --shadow-soft:0 8px 22px rgba(0,0,0,.35);
  --ease:200ms ease-out;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  padding-bottom:0;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;background-color:transparent;transition:color var(--ease),border-color var(--ease),opacity var(--ease);}
a:hover{color:var(--mint);}
h1,h2,h3,h4{margin:0 0 12px;font-weight:800;line-height:1.25;color:var(--text);letter-spacing:.01em;}
h1{font-size:48px;line-height:1.15;}
h2{font-size:32px;line-height:1.25;}
h3{font-size:21px;}
p{margin:0 0 16px;color:var(--text-2);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
.num{font-variant-numeric:tabular-nums;}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:var(--gutter);
  padding-right:var(--gutter);
}
.section{padding:88px 0;position:relative;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--bg-block);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head p{margin:6px 0 0;max-width:640px;font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-3);margin-bottom:14px;font-weight:700;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px;}
.lead{font-size:17px;line-height:1.85;color:var(--text-2);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,12,16,.86);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:#0E1015;
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.site-header.is-scrolled::after{
  content:"";display:block;height:1px;width:100%;
  background:var(--grad);opacity:.9;
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  min-height:76px;padding-top:10px;padding-bottom:10px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;font-weight:800;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:15px;font-weight:800;
  box-shadow:0 6px 18px rgba(124,77,255,.4);
  letter-spacing:0;
}
.brand-text{font-size:18px;color:var(--text);white-space:nowrap;}
.brand:hover .brand-text{color:var(--mint);}
.nav-chips{
  display:flex;align-items:center;gap:10px;
  margin-left:8px;flex:1 1 auto;
  overflow-x:auto;scrollbar-width:none;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  color:var(--text-2);font-size:14.5px;font-weight:600;
  white-space:nowrap;background:rgba(255,255,255,.02);
  transition:all var(--ease);
}
.chip svg{width:17px;height:17px;flex:0 0 auto;color:var(--text-3);transition:color var(--ease);}
.chip:hover{color:var(--text);border-color:var(--mint);transform:translateY(-1px);}
.chip:hover svg{color:var(--mint);}
.chip.is-active{
  color:var(--text);
  border-color:transparent;
  background:linear-gradient(#14161C,#14161C) padding-box,var(--grad) border-box;
  border:1px solid transparent;
  box-shadow:0 8px 20px rgba(124,77,255,.24);
}
.chip.is-active svg{color:var(--brand-2);}
.chip-count{
  font-size:12px;padding:1px 8px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);color:var(--text-2);
}
.chip.is-active .chip-count{background:rgba(124,77,255,.28);color:#EDE6FF;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  display:grid;place-items:center;color:var(--text-2);
  transition:all var(--ease);
}
.icon-btn svg{width:19px;height:19px;}
.icon-btn:hover{color:var(--mint);border-color:var(--mint);transform:translateY(-2px);}
.menu-toggle{display:none;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line-strong);place-items:center;color:var(--text-2);}
.menu-toggle svg{width:20px;height:20px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:700;line-height:1;
  transition:all var(--ease);border:1px solid transparent;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 12px 28px rgba(124,77,255,.34),inset 0 1px 0 rgba(255,255,255,.32);
}
.btn-primary:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{border:1px solid var(--line-strong);color:var(--text);background:rgba(255,255,255,.02);}
.btn-ghost:hover{color:var(--mint);border-color:var(--mint);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  display:inline-flex;align-items:center;gap:7px;
  color:var(--brand-2);font-weight:700;font-size:15px;padding:4px 0;
}
.btn-text svg{width:16px;height:16px;transition:transform var(--ease);}
.btn-text:hover{color:var(--mint);}
.btn-text:hover svg{transform:translateX(4px);}
.btn-sm{padding:11px 20px;font-size:14.5px;height:44px;}
.btn-lg{padding:16px 32px;font-size:16.5px;}
.btn:focus-visible,.icon-btn:focus-visible,.chip:focus-visible,.menu-toggle:focus-visible,a:focus-visible{
  outline:2px solid var(--mint);outline-offset:3px;border-radius:var(--r-pill);
}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ---------- search panel ---------- */
.search-panel{
  display:none;border-top:1px solid var(--line);
  background:#0E1015;padding:16px 0;
}
.search-panel.is-open{display:block;}
.search-form{display:flex;gap:12px;max-width:640px;}
.search-form input{
  flex:1 1 auto;height:48px;padding:0 16px;border-radius:var(--r-input);
  background:#15171E;border:1px solid var(--line-strong);color:var(--text);font-size:15px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-form input::placeholder{color:var(--text-3);}
.search-form input:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(255,77,141,.18);}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,9,13,.72);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  z-index:90;opacity:0;pointer-events:none;transition:opacity var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,380px);
  background:#101218;border-left:1px solid var(--line);
  z-index:100;transform:translateX(100%);transition:transform 240ms ease-out;
  padding:22px 20px 32px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer .btn{width:100%;margin-bottom:20px;}
.drawer-nav{display:flex;flex-direction:column;gap:10px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:15px 16px;border-radius:14px;background:var(--bg-card);
  border:1px solid var(--line);font-size:15.5px;font-weight:600;color:var(--text-2);
}
.drawer-nav a.is-active{color:#fff;background:linear-gradient(#1A1D24,#1A1D24) padding-box,var(--grad) border-box;border:1px solid transparent;}
.drawer-nav a:hover{color:var(--mint);border-color:var(--mint);}

/* ---------- breadcrumb ---------- */
.crumb{padding-top:24px;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li:not(:last-child)::after{content:"/";color:var(--text-3);}
.crumb a{color:var(--text-2);}
.crumb li[aria-current]{color:var(--mint);}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:56px 0 64px;
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.34;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#0B0C10 18%,rgba(11,12,16,.72) 58%,rgba(11,12,16,.9) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);gap:48px;align-items:center;}
.hero-badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:700;color:var(--text-2);
  border:1px solid var(--line-strong);background:rgba(255,255,255,.03);
}
.badge svg{width:14px;height:14px;}
.badge--brand{border-color:rgba(124,77,255,.55);color:#E4DAFF;}
.badge--mint{border-color:rgba(38,224,176,.5);color:#B9F6E5;}
.badge--amber{border-color:rgba(255,179,71,.5);color:#FFE0B6;}
.dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(38,224,176,.16);}
.dot--amber{background:var(--amber);box-shadow:0 0 0 4px rgba(255,179,71,.16);}
.hero h1{margin-bottom:18px;}
.hero h1 .grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .lead{max-width:620px;margin-bottom:26px;font-size:17px;line-height:1.85;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;padding-top:22px;border-top:1px solid var(--line);}
.stat{min-width:120px;}
.stat .num{display:block;font-size:26px;font-weight:800;color:var(--text);}
.stat .num.accent{color:var(--mint);}
.stat .num.warm{color:var(--amber);}
.stat span.label{font-size:13.5px;color:var(--text-3);}
.hero-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow);background:var(--bg-card);
}
.hero-card .media{position:relative;aspect-ratio:4/5;background:var(--grad);}
.hero-card img{width:100%;height:100%;object-fit:cover;}
.hero-card .media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,12,16,0) 38%,rgba(11,12,16,.92) 100%);
}
.hero-card .card-body{position:absolute;left:0;right:0;bottom:0;padding:22px;}
.hero-card .card-body h3{font-size:19px;margin-bottom:6px;}
.hero-card .card-body p{font-size:14px;margin:0;color:var(--text-2);}
.corner-tag{
  position:absolute;top:16px;left:16px;z-index:3;
  padding:6px 12px;border-radius:var(--r-badge);
  background:rgba(11,12,16,.72);border:1px solid rgba(255,179,71,.55);
  color:var(--amber);font-size:12.5px;font-weight:700;
}
.hero-ribbon{
  position:absolute;left:-10%;right:-10%;bottom:-52px;height:104px;
  background:var(--grad);filter:blur(70px);opacity:.34;z-index:1;
}

/* ---------- filter chips ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:32px;}
.filter-bar .label{font-size:13.5px;color:var(--text-3);margin-right:4px;}
.filter-chip{
  padding:8px 16px;border-radius:var(--r-pill);font-size:14px;font-weight:600;
  border:1px solid var(--line-strong);color:var(--text-2);background:rgba(255,255,255,.02);
  transition:all var(--ease);
}
.filter-chip:hover{color:var(--text);border-color:var(--mint);}
.filter-chip.is-on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px rgba(124,77,255,.28);}

/* ---------- step list (wide cards) ---------- */
.step-list{display:flex;flex-direction:column;gap:20px;}
.step-card{
  display:grid;grid-template-columns:300px minmax(0,1fr);gap:0;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.6);box-shadow:var(--shadow);}
.step-media{position:relative;min-height:210px;background:var(--grad);}
.step-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.step-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,12,16,.12),rgba(17,18,24,.35));
}
.step-no{
  position:absolute;top:14px;left:14px;z-index:3;
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(11,12,16,.78);border:1px solid rgba(255,179,71,.6);
  color:var(--amber);font-weight:800;font-size:16px;
}
.step-body{padding:28px 30px;display:flex;flex-direction:column;justify-content:center;gap:10px;}
.step-body h3{font-size:21px;margin:0;}
.step-body p{margin:0;font-size:15.5px;line-height:1.8;}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:600;
  border:1px solid var(--line-strong);color:var(--text-2);background:rgba(255,255,255,.03);
}
.tag-plain{border-color:var(--line);color:var(--text-3);}
.tag-mint{border-color:rgba(38,224,176,.45);color:#A8F2DC;}
.tag-amber{border-color:rgba(255,179,71,.45);color:#FFD79B;}
.step-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:6px;flex-wrap:wrap;}

/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.check-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--shadow-soft);
  transition:transform var(--ease),border-color var(--ease);
}
.check-card:hover{transform:translateY(-4px);border-color:rgba(38,224,176,.55);}
.check-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(124,77,255,.14);border:1px solid rgba(124,77,255,.4);color:#C9BAFF;margin-bottom:18px;
}
.check-icon svg{width:22px;height:22px;}
.check-card h3{font-size:19px;margin-bottom:10px;}
.check-list{margin-top:8px;display:flex;flex-direction:column;gap:10px;}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.75;}
.check-list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:9px;border-radius:50%;
  background:var(--grad);
}
.tick-list li::before{background:var(--mint);}

/* ---------- metric strip ---------- */
.metric-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 26px;box-shadow:var(--shadow-soft);
}
.metric{padding-right:18px;border-right:1px solid var(--line);}
.metric:last-child{border-right:0;padding-right:0;}
.metric .num{display:block;font-size:30px;font-weight:800;line-height:1.2;}
.metric .num.mint{color:var(--mint);}
.metric .num.amber{color:var(--amber);}
.metric .num.brand{color:#C6B2FF;}
.metric .label{font-size:13.5px;color:var(--text-3);display:block;margin-top:4px;}

/* ---------- notice ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 22px;border-radius:16px;
  background:rgba(255,179,71,.08);border:1px solid rgba(255,179,71,.38);
  margin-bottom:30px;
}
.notice svg{width:20px;height:20px;color:var(--amber);flex:0 0 auto;margin-top:5px;}
.notice p{margin:0;font-size:15px;color:#FFE2BC;line-height:1.75;}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color var(--ease);
}
.faq-item[open]{border-color:rgba(124,77,255,.55);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 56px 20px 22px;font-size:17px;font-weight:700;color:var(--text);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--mint);}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;
  width:10px;height:10px;border-right:2px solid var(--text-2);border-bottom:2px solid var(--text-2);
  transform:translateY(-70%) rotate(45deg);transition:transform var(--ease),border-color var(--ease);
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg);border-color:var(--brand-2);}
.faq-item .faq-answer{position:relative;padding:0 24px 22px 22px;}
.faq-item .faq-answer::before{
  content:"";position:absolute;left:0;top:2px;bottom:22px;width:3px;border-radius:3px;background:var(--grad);
}
.faq-item .faq-answer p{margin:0 0 10px;font-size:15px;line-height:1.8;}
.faq-item .faq-answer p:last-child{margin-bottom:0;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad);padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 22px 50px rgba(124,77,255,.3);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.16);filter:blur(10px);
}
.cta-band h2{color:#fff;margin-bottom:10px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.92);margin:0;max-width:560px;position:relative;z-index:2;font-size:16px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.65);color:#fff;background:rgba(255,255,255,.12);}
.cta-band .btn-ghost:hover{background:#fff;color:#3A1C63;border-color:#fff;}

/* ---------- pagination ---------- */
.pager{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:center;margin-top:8px;}
.pager a{
  min-width:46px;height:46px;padding:0 16px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);color:var(--text-2);font-size:14.5px;font-weight:600;
  transition:all var(--ease);
}
.pager a:hover{color:var(--mint);border-color:var(--mint);transform:translateY(-2px);}
.pager a.is-current{background:var(--grad);color:#fff;border-color:transparent;}
.pager-back{margin-top:22px;text-align:center;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--bg-block);border-top:1px solid var(--line);
  padding:64px 0 28px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:38px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;font-weight:800;}
.footer-brand .brand-text{font-size:17px;}
.footer-desc{font-size:14.5px;line-height:1.85;color:var(--text-2);margin-bottom:16px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-col h4{font-size:16px;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{font-size:14.5px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--mint);}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.7;}
.footer-contact svg{width:18px;height:18px;flex:0 0 auto;margin-top:4px;color:var(--brand-2);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-3);
}
.footer-bottom-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-bottom-links a{color:var(--text-2);}

/* ---------- mobile dock ---------- */
.mobile-dock{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:none;align-items:center;gap:12px;
  height:56px;padding:0 16px;
  background:#0E1015;border-top:1px solid var(--line);
  transform:translateY(110%);transition:transform 240ms ease-out;
}
.mobile-dock.is-visible{transform:translateY(0);}
.mobile-dock .btn{flex:1 1 auto;height:42px;padding:0 16px;font-size:14.5px;}

/* ---------- responsive ---------- */
@media screen and (max-width:1279px){
  h1{font-size:42px;}
  h2{font-size:29px;}
  .step-card{grid-template-columns:260px minmax(0,1fr);}
}
@media screen and (max-width:1023px){
  .nav-chips{display:none;}
  .menu-toggle{display:grid;}
  .header-actions .btn-sm{display:none;}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:34px;}
  .hero{padding:44px 0 56px;}
  .hero-card{max-width:460px;}
  .check-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .metric-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
  .metric:nth-child(2){border-right:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
}
@media screen and (max-width:767px){
  :root{--gutter:20px;}
  h1{font-size:32px;}
  h2{font-size:25px;}
  h3{font-size:19px;}
  body{font-size:15.5px;}
  .step-card{grid-template-columns:minmax(0,1fr);}
  .step-media{min-height:190px;aspect-ratio:16/9;}
  .step-media img{position:relative;}
  .step-body{padding:22px 20px;}
  .check-grid{grid-template-columns:minmax(0,1fr);}
  .cta-band{padding:36px 24px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .hero-stats{gap:20px;}
  .stat{min-width:96px;}
  .stat .num{font-size:22px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:26px;}
  .mobile-dock{display:flex;}
  body{padding-bottom:64px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:520px){
  .metric-strip{grid-template-columns:minmax(0,1fr);}
  .metric{border-right:0;padding-right:0;padding-bottom:16px;border-bottom:1px solid var(--line);}
  .metric:last-child{border-bottom:0;padding-bottom:0;}
  .hero-card .media{aspect-ratio:16/11;}
  .brand-text{font-size:16.5px;}
}

/* roulang page: category2 */
:root{
  --bg:#0B0C10;
  --surface:#14161C;
  --card:#1A1D24;
  --card-2:#20242D;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand-1:#7C4DFF;
  --brand-2:#FF4D8D;
  --mint:#26E0B0;
  --amber:#FFB347;
  --text:#F2F0F5;
  --text-2:#A9A6B8;
  --text-3:#6E6B7E;
  --grad:linear-gradient(135deg,#7C4DFF 0%,#FF4D8D 100%);
  --grad-soft:linear-gradient(135deg,rgba(124,77,255,.22) 0%,rgba(255,77,141,.18) 100%);
  --r-sm:12px;
  --r-md:18px;
  --r-lg:24px;
  --r-pill:999px;
  --shadow:0 14px 36px rgba(0,0,0,.5);
  --shadow-soft:0 8px 24px rgba(0,0,0,.35);
  --ease:200ms cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),opacity var(--ease);}
a:hover{color:var(--mint);}
button{font-family:inherit;}
.num{font-variant-numeric:tabular-nums;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.2;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(11,12,16,.86);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease);
}
.site-header.is-stuck{
  background:#0B0C10;
  border-bottom:1px solid transparent;
  box-shadow:0 10px 30px rgba(0,0,0,.5);
  position:relative;
}
.site-header.is-stuck::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:var(--grad);
  opacity:.9;
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-size:15px;
  font-weight:800;
  letter-spacing:.02em;
  box-shadow:0 6px 18px rgba(124,77,255,.35);
}
.brand-text{
  font-size:19px;
  font-weight:800;
  color:var(--text);
  white-space:nowrap;
}
.brand:hover .brand-text{color:var(--mint);}
.nav-chips{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1 1 auto;
  min-width:0;
  overflow-x:auto;
  scrollbar-width:none;
  padding:6px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  flex:0 0 auto;
  padding:8px 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  font-size:14.5px;
  font-weight:600;
  white-space:nowrap;
  transition:all var(--ease);
}
.chip svg{width:17px;height:17px;flex-shrink:0;color:var(--text-3);transition:color var(--ease);}
.chip:hover{
  color:var(--text);
  border-color:rgba(38,224,176,.45);
  background:rgba(38,224,176,.07);
  transform:translateY(-2px);
}
.chip:hover svg{color:var(--mint);}
.chip.is-active{
  color:#fff;
  border-color:transparent;
  background:var(--grad-soft);
  box-shadow:inset 0 0 0 1px rgba(255,77,141,.55);
  position:relative;
}
.chip.is-active svg{color:var(--brand-2);}
.chip.is-active::after{
  content:"";
  position:absolute;
  left:16px;right:16px;bottom:3px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
}
.chip-count{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:22px;
  height:19px;
  padding:0 6px;
  border-radius:8px;
  background:rgba(255,255,255,.08);
  color:var(--text-2);
  font-size:11.5px;
  font-weight:700;
}
.chip.is-active .chip-count{background:rgba(255,255,255,.2);color:#fff;}
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  cursor:pointer;
  transition:all var(--ease);
}
.icon-btn svg{width:19px;height:19px;}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,176,.5);transform:translateY(-2px);}
.icon-btn:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border:1px solid transparent;
  border-radius:var(--r-pill);
  font-size:15.5px;
  font-weight:700;
  cursor:pointer;
  white-space:nowrap;
  transition:all var(--ease);
}
.btn svg{width:18px;height:18px;flex-shrink:0;}
.btn-sm{height:44px;padding:0 20px;font-size:14.5px;}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 28px rgba(124,77,255,.32),inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-primary:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(1px);filter:brightness(.96);}
.btn-ghost{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--text);
}
.btn-ghost:hover{border-color:rgba(38,224,176,.6);color:var(--mint);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  height:auto;
  padding:0;
  background:none;
  border:0;
  color:var(--text-2);
  font-weight:700;
  gap:6px;
}
.btn-text:hover{color:var(--mint);}
.btn:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border-radius:8px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.02em;
}
.tag-plain{background:rgba(255,255,255,.06);color:var(--text-2);border:1px solid var(--line);}
.tag-brand{background:var(--grad-soft);color:#E9DFFF;border:1px solid rgba(255,77,141,.45);}
.tag-mint{background:rgba(38,224,176,.12);color:var(--mint);border:1px solid rgba(38,224,176,.35);}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);
  font-size:13.5px;
  font-weight:700;
  color:var(--text-2);
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-2);flex-shrink:0;}
.badge.is-mint{border-color:rgba(38,224,176,.4);color:var(--mint);}
.badge.is-mint .dot{background:var(--mint);box-shadow:0 0 0 3px rgba(38,224,176,.16);}
.badge .val{color:var(--text);font-weight:800;}

/* ---------- 小 Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:#0E1015;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  opacity:.28;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(11,12,16,.96) 0%,rgba(11,12,16,.82) 46%,rgba(11,12,16,.55) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.hero-inner{
  padding:64px 0 56px;
  max-width:820px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.crumb a:hover{color:var(--mint);}
.crumb .sep{color:var(--text-3);}
.crumb .cur{color:var(--text-2);}
.hero-inner h1{
  font-size:34px;
  line-height:1.18;
  margin-bottom:16px;
}
.hero-inner h1 .hl{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:16.5px;
  color:var(--text-2);
  max-width:660px;
  line-height:1.85;
  margin-bottom:24px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

/* ---------- 安全提示条 ---------- */
.notice-bar{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:18px 22px;
  border-radius:var(--r-md);
  border:1px solid rgba(38,224,176,.32);
  background:linear-gradient(135deg,rgba(38,224,176,.10) 0%,rgba(38,224,176,.03) 100%);
}
.notice-bar .ico{
  flex-shrink:0;
  width:36px;height:36px;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(38,224,176,.14);
  color:var(--mint);
}
.notice-bar .ico svg{width:19px;height:19px;}
.notice-bar h3{font-size:16px;font-weight:800;margin-bottom:4px;}
.notice-bar p{font-size:14.5px;color:var(--text-2);line-height:1.75;}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section-alt{background:var(--surface);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:34px;
}
.section-head h2{font-size:31px;}
.section-head .eyebrow{
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--brand-2);
  margin-bottom:10px;
  text-transform:uppercase;
}
.section-head p{
  margin-top:10px;
  color:var(--text-2);
  font-size:15.5px;
  max-width:640px;
}

/* 筛选胶囊 */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:32px;
}
.filter-btn{
  padding:9px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-2);
  font-size:14.5px;
  font-weight:700;
  cursor:pointer;
  transition:all var(--ease);
}
.filter-btn:hover{color:var(--text);border-color:rgba(38,224,176,.5);transform:translateY(-2px);}
.filter-btn.is-on{
  background:var(--grad);
  border-color:transparent;
  color:#fff;
  box-shadow:0 8px 22px rgba(255,77,141,.28);
}
.filter-btn:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}

/* ---------- 海报网格 ---------- */
.poster-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:26px;
}
.poster-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
  display:flex;
  flex-direction:column;
}
.poster-card:hover{
  transform:translateY(-4px);
  border-color:rgba(255,77,141,.55);
  box-shadow:var(--shadow);
}
.poster-media{
  position:relative;
  aspect-ratio:2/3;
  overflow:hidden;
  background:var(--grad);
}
.poster-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 320ms ease-out;
}
.poster-card:hover .poster-media img{transform:scale(1.04);}
.poster-media::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:52%;
  background:linear-gradient(to top,rgba(11,12,16,.92) 0%,rgba(11,12,16,0) 100%);
}
.poster-corner{
  position:absolute;
  top:12px;left:12px;
  z-index:2;
  padding:5px 11px;
  border-radius:8px;
  background:rgba(11,12,16,.72);
  border:1px solid rgba(255,179,71,.5);
  color:var(--amber);
  font-size:12px;
  font-weight:800;
  letter-spacing:.02em;
}
.poster-body{
  padding:18px 20px 22px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1 1 auto;
}
.poster-body h3{font-size:19px;line-height:1.4;}
.poster-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;}
.poster-info{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin-top:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 步骤流程 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.step-card{
  position:relative;
  padding:26px 22px;
  border-radius:var(--r-md);
  background:var(--card);
  border:1px solid var(--line);
  transition:transform var(--ease),border-color var(--ease);
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.6);}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-size:15px;
  font-weight:800;
  margin-bottom:16px;
  box-shadow:0 8px 20px rgba(124,77,255,.3);
}
.step-card h3{font-size:17.5px;margin-bottom:10px;}
.step-card p{font-size:14.5px;color:var(--text-2);line-height:1.8;}

/* ---------- 双栏速查 ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.panel{
  padding:28px 26px;
  border-radius:var(--r-lg);
  background:var(--card);
  border:1px solid var(--line);
}
.panel h3{
  font-size:20px;
  margin-bottom:18px;
  display:flex;
  align-items:center;
  gap:10px;
}
.panel h3 .bar{
  width:4px;height:20px;
  border-radius:2px;
  background:var(--grad);
}
.check-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:15px;
  color:var(--text-2);
  line-height:1.75;
}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-list li svg{width:18px;height:18px;flex-shrink:0;margin-top:5px;}
.ico-mint{color:var(--mint);}
.ico-amber{color:var(--amber);}
.check-list li strong{color:var(--text);font-weight:700;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color var(--ease);
}
.faq-item[open]{border-color:rgba(255,77,141,.5);}
.faq-item summary{
  position:relative;
  cursor:pointer;
  list-style:none;
  padding:20px 56px 20px 24px;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";
  position:absolute;
  right:24px;top:50%;
  width:11px;height:11px;
  border-right:2px solid var(--text-3);
  border-bottom:2px solid var(--text-3);
  transform:translateY(-70%) rotate(45deg);
  transition:transform var(--ease),border-color var(--ease);
}
.faq-item[open] summary::after{
  transform:translateY(-30%) rotate(-135deg);
  border-color:var(--brand-2);
}
.faq-item summary:hover{color:var(--mint);}
.faq-item summary:focus-visible{outline:2px solid var(--mint);outline-offset:-4px;}
.faq-item[open] summary::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--grad);
}
.faq-body{
  padding:0 24px 22px 24px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  padding:52px 48px;
  background:var(--grad);
  box-shadow:0 20px 50px rgba(124,77,255,.28);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:320px;height:320px;
  border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band h2{
  font-size:30px;
  color:#fff;
  margin-bottom:10px;
  position:relative;
  z-index:2;
}
.cta-band p{
  color:rgba(255,255,255,.88);
  font-size:15.5px;
  max-width:560px;
  position:relative;
  z-index:2;
}
.cta-band .btn{
  position:relative;
  z-index:2;
  background:#0B0C10;
  color:#fff;
  flex-shrink:0;
}
.cta-band .btn:hover{color:var(--mint);filter:none;}

/* ---------- 分页按钮组 ---------- */
.more-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  padding:28px 0 0;
  border-top:1px solid var(--line);
}
.more-actions .pager{display:flex;flex-wrap:wrap;gap:10px;}
.page-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  font-size:14.5px;
  font-weight:700;
  transition:all var(--ease);
}
.page-btn:hover{color:var(--text);border-color:rgba(255,77,141,.55);background:var(--grad-soft);transform:translateY(-2px);}
.page-btn.is-cur{background:var(--grad);border-color:transparent;color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--surface);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-desc{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:16px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-col h4{
  font-size:15.5px;
  font-weight:800;
  margin-bottom:16px;
  color:var(--text);
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{font-size:14.5px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--mint);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
}
.footer-contact svg{width:17px;height:17px;flex-shrink:0;margin-top:4px;color:var(--text-3);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
  justify-content:space-between;
  padding-top:24px;
  font-size:13.5px;
  color:var(--text-3);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom-links a{color:var(--text-3);}
.footer-bottom-links a:hover{color:var(--mint);}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .header-inner{flex-wrap:wrap;padding-top:10px;padding-bottom:10px;min-height:auto;}
  .nav-chips{order:3;width:100%;flex-basis:100%;}
  .header-actions{margin-left:auto;}
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .section{padding:64px 0;}
  .section-head h2{font-size:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-band h2{font-size:25px;}
}
@media (max-width:639px){
  body{font-size:16px;}
  .brand-text{font-size:17px;}
  .icon-btn{display:none;}
  .hero-inner{padding:44px 0 40px;}
  .hero-inner h1{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .poster-body{padding:14px 14px 16px;}
  .poster-body h3{font-size:16px;}
  .poster-body p{font-size:13.5px;}
  .steps{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:26px;}
  .section-head h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .panel{padding:22px 18px;}
  .faq-item summary{font-size:16px;padding:18px 48px 18px 18px;}
  .faq-body{padding:0 18px 18px;}
  .cta-band{padding:32px 22px;border-radius:var(--r-md);}
  .cta-band h2{font-size:23px;}
  .notice-bar{padding:16px;}
  .more-actions{flex-direction:column;align-items:flex-start;}
  .page-btn{height:42px;padding:0 16px;font-size:14px;}
}

/* roulang page: category3 */
:root{
  --bg:#0B0C10;
  --bg-2:#14161C;
  --card:#1A1D24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#F2F0F5;
  --text-2:#A9A6B8;
  --text-3:#6E6B7E;
  --violet:#7C4DFF;
  --magenta:#FF4D8D;
  --mint:#26E0B0;
  --orange:#FFB347;
  --grad:linear-gradient(135deg,#7C4DFF 0%,#FF4D8D 100%);
  --r-sm:12px;
  --r-badge:8px;
  --r-card:18px;
  --r-lg:24px;
  --shadow:0 14px 36px rgba(0,0,0,.5);
  --ease:.22s ease-out;
  --h1:clamp(30px,4.4vw,52px);
  --h2:clamp(24px,2.6vw,32px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--mint)}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:84px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-head h2{font-size:var(--h2)}
.section-head p{color:var(--text-2);font-size:15px;max-width:640px;margin-top:8px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);letter-spacing:.12em;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}

/* ============ 按钮系统 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background-color var(--ease),color var(--ease),filter var(--ease);
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:0 0 17px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 28px rgba(124,77,255,.28),inset 0 1px 0 rgba(255,255,255,.28)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);color:#fff;box-shadow:0 16px 34px rgba(255,77,141,.3)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border-color:var(--line-strong);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--mint);color:var(--mint);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-text{height:auto;padding:0;color:var(--mint);font-weight:600}
.btn-text::after{content:"→";margin-left:6px;transition:transform var(--ease)}
.btn-text:hover::after{transform:translateX(4px)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--mint);outline-offset:3px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.icon-btn{
  width:44px;height:44px;border-radius:999px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.icon-btn svg{width:19px;height:19px}
.icon-btn:hover{border-color:var(--mint);color:var(--mint);transform:translateY(-2px)}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;
  border:1px solid var(--line-strong);color:var(--text-2);background:rgba(255,255,255,.03);
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--violet)}
.badge.is-mint{border-color:rgba(38,224,176,.4);color:#9FF3DC}
.badge.is-mint .dot{background:var(--mint);box-shadow:0 0 0 4px rgba(38,224,176,.16)}
.badge.is-warm{border-color:rgba(255,179,71,.42);color:#FFD9A3}
.badge.is-warm .dot{background:var(--orange)}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--r-badge);font-size:12px;border:1px solid var(--line);color:var(--text-2)}
.tag-plain{background:rgba(255,255,255,.03)}
.tag-grad{border-color:transparent;background:linear-gradient(#14161C,#14161C) padding-box,var(--grad) border-box;border:1px solid transparent;color:#fff}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:70;background:rgba(11,12,16,.94);
  border-bottom:1px solid var(--line);transition:background-color var(--ease),box-shadow var(--ease);
}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--grad);opacity:0;transition:opacity var(--ease)}
.site-header.is-scrolled{background:#0E1015;box-shadow:0 12px 30px rgba(0,0,0,.45)}
.site-header.is-scrolled::after{opacity:1}
.header-inner{display:flex;align-items:center;gap:22px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--text)}
.brand-mark{
  width:38px;height:38px;border-radius:11px;background:var(--grad);
  display:grid;place-items:center;font-size:15px;font-weight:800;color:#fff;letter-spacing:.02em;
  box-shadow:0 8px 20px rgba(124,77,255,.3);
}
.brand-text{font-size:17px;letter-spacing:.02em}
.nav-chips{display:flex;align-items:center;gap:8px;flex:1;justify-content:center}
.chip{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:999px;border:1px solid var(--line);
  color:var(--text-2);font-size:14px;transition:all var(--ease);
}
.chip svg{width:16px;height:16px;flex:0 0 16px}
.chip:hover{color:var(--mint);border-color:rgba(38,224,176,.45);transform:translateY(-2px)}
.chip.is-active{
  color:#fff;border:1px solid transparent;
  background:linear-gradient(#14161C,#14161C) padding-box,var(--grad) border-box;
}
.chip.is-active::after{content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;border-radius:2px;background:var(--grad)}
.chip-count{font-size:12px;padding:1px 7px;border-radius:999px;background:rgba(255,255,255,.08);color:var(--text-2)}
.chip.is-active .chip-count{background:rgba(255,255,255,.16);color:#fff}
.header-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none}
.drawer-actions{display:none}
.nav-scrim{display:none}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;padding:66px 0 62px;border-bottom:1px solid var(--line);
  background-image:linear-gradient(100deg,rgba(11,12,16,.97) 0%,rgba(11,12,16,.88) 52%,rgba(11,12,16,.66) 100%),url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;top:-140px;right:-60px;width:520px;height:320px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(124,77,255,.34),rgba(255,77,141,0) 72%);pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--mint)}
.breadcrumb .sep{color:#4A4757}
.breadcrumb .current{color:var(--text-2)}
.page-hero h1{font-size:var(--h1);line-height:1.15;margin-bottom:18px;max-width:900px}
.page-hero h1 .accent{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{color:var(--text-2);font-size:17px;max-width:760px;line-height:1.85}
.hero-meta{display:flex;align-items:center;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-hint{font-size:13px;color:var(--text-3)}

/* ============ 筛选行 ============ */
.filter-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:26px 0 4px}
.filter-chip{padding:8px 16px;border-radius:999px;border:1px solid var(--line);font-size:14px;color:var(--text-2);transition:all var(--ease)}
.filter-chip:hover{border-color:var(--mint);color:var(--mint);transform:translateY(-2px)}
.filter-chip.is-active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 24px rgba(124,77,255,.26)}

/* ============ 内容大图卡（2 列） ============ */
.play-grid{margin:0 -15px}
.play-grid .cell{padding:0 15px}
.media-card{
  height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  display:flex;flex-direction:column;
}
.media-card:hover{transform:translateY(-4px);border-color:transparent;box-shadow:0 0 0 1px rgba(124,77,255,.55),0 20px 46px rgba(0,0,0,.56)}
.media-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grad)}
.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.media-card:hover .media-thumb img{transform:scale(1.04)}
.media-thumb::after{content:"";position:absolute;inset:auto 0 0 0;height:56%;background:linear-gradient(to top,rgba(10,11,15,.88),rgba(10,11,15,0))}
.thumb-tag{position:absolute;top:14px;left:14px;z-index:2;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;color:#fff;background:rgba(11,12,16,.72);border:1px solid var(--line-strong)}
.thumb-tag.is-warm{color:#FFD9A3;border-color:rgba(255,179,71,.45)}
.thumb-title{position:absolute;left:18px;right:18px;bottom:14px;z-index:2;font-size:14px;color:#E8E5F0;letter-spacing:.02em}
.media-body{padding:24px 26px 28px;display:flex;flex-direction:column;gap:16px;flex:1}
.media-body h3{font-size:21px;line-height:1.4}
.media-sub{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);flex-wrap:wrap}
.media-sub .divider{width:1px;height:12px;background:var(--line-strong)}
.point-list{display:grid;gap:12px}
.point-list li{display:flex;gap:11px;font-size:15px;color:var(--text-2);line-height:1.75}
.point-list li::before{
  content:"✓";flex:0 0 20px;height:20px;margin-top:5px;border-radius:6px;
  display:grid;place-items:center;font-size:11px;font-weight:700;
  color:var(--mint);background:rgba(38,224,176,.12);border:1px solid rgba(38,224,176,.32);
}
.media-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px;border-top:1px solid var(--line)}
.media-foot .meta{font-size:13px;color:var(--text-3)}

/* ============ 排查步骤（阶段进度） ============ */
.step-band{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-card:hover{transform:translateY(-4px);border-color:transparent;box-shadow:0 0 0 1px rgba(124,77,255,.5),0 20px 44px rgba(0,0,0,.55)}
.step-num{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:var(--orange);
  background:rgba(255,179,71,.13);border:1px solid rgba(255,179,71,.35);margin-bottom:16px;
}
.step-card h3{font-size:20px;margin-bottom:10px}
.step-card p{color:var(--text-2);font-size:15px;line-height:1.8}
.progress{height:6px;border-radius:999px;background:rgba(255,255,255,.08);margin-top:20px;overflow:hidden}
.progress i{display:block;height:100%;border-radius:999px;background:var(--grad)}
.progress-label{display:flex;justify-content:space-between;font-size:12px;color:var(--text-3);margin-top:10px}

/* ============ 画质对照（排行） ============ */
.rank-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:start}
.rank-list{display:grid;gap:10px}
.rank-item{
  display:flex;align-items:center;gap:16px;padding:16px 20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.rank-item:hover{transform:translateY(-3px);border-color:rgba(38,224,176,.45);box-shadow:0 14px 32px rgba(0,0,0,.45)}
.rank-no{
  flex:0 0 34px;height:34px;border-radius:10px;display:grid;place-items:center;
  font-weight:800;font-size:14px;color:var(--orange);background:rgba(255,179,71,.12);
  border:1px solid rgba(255,179,71,.32);
}
.rank-main{flex:1;min-width:0}
.rank-main strong{display:block;font-size:16px;font-weight:700}
.rank-main span{font-size:13px;color:var(--text-3)}
.rank-val{font-size:14px;color:#9FF3DC}
.panel{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--shadow);
}
.panel h3{font-size:20px;margin-bottom:12px}
.panel p{color:var(--text-2);font-size:15px;line-height:1.85}
.panel .badge{margin-top:18px}
.panel ul{margin-top:18px;display:grid;gap:12px}
.panel ul li{display:flex;gap:10px;font-size:15px;color:var(--text-2);line-height:1.75}
.panel ul li::before{content:"";flex:0 0 7px;height:7px;border-radius:50%;margin-top:11px;background:var(--grad)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:rgba(124,77,255,.45);box-shadow:0 16px 38px rgba(0,0,0,.48)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 26px;font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 26px;height:26px;border-radius:50%;display:grid;place-items:center;
  font-size:15px;font-weight:600;color:var(--text-2);border:1px solid var(--line-strong);
  transition:all var(--ease);
}
.faq-item[open] summary::after{content:"−";color:#fff;background:var(--grad);border-color:transparent}
.faq-item summary:hover{color:var(--mint)}
.faq-body{position:relative;padding:0 26px 24px 26px;font-size:15px;color:var(--text-2);line-height:1.8}
.faq-body::before{content:"";position:absolute;left:0;top:2px;bottom:26px;width:3px;border-radius:0 3px 3px 0;background:var(--grad)}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background-image:linear-gradient(115deg,rgba(124,77,255,.94),rgba(255,77,141,.86)),url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;
  padding:58px 54px;box-shadow:0 24px 56px rgba(124,77,255,.28);
}
.cta-band h2{font-size:var(--h2);margin-bottom:12px;color:#fff}
.cta-band p{color:rgba(255,255,255,.86);max-width:620px;font-size:16px}
.cta-actions{display:flex;align-items:center;gap:16px;margin-top:26px;flex-wrap:wrap}
.cta-band .btn-primary{background:#0B0C10;box-shadow:0 14px 30px rgba(0,0,0,.32)}
.cta-band .btn-primary:hover{background:#14161C}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.cta-band .btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.12)}

/* ============ 分页 / 返回 ============ */
.pager{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:34px}
.pager-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pager-btn{
  display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;
  border:1px solid var(--line);font-size:14px;color:var(--text-2);transition:all var(--ease);
}
.pager-btn:hover{border-color:var(--mint);color:var(--mint);transform:translateY(-2px)}
.pager-btn.is-current{background:var(--grad);color:#fff;border-color:transparent}

/* ============ 页脚 ============ */
.site-footer{background:#0D0F14;border-top:1px solid var(--line);padding:68px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:38px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;margin-bottom:16px}
.footer-desc{color:var(--text-2);font-size:14px;line-height:1.85;max-width:340px}
.footer-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:grid;gap:11px}
.footer-col ul a{color:var(--text-2);font-size:14px}
.footer-col ul a:hover{color:var(--mint)}
.footer-contact li{display:flex;gap:10px;color:var(--text-2);font-size:14px;line-height:1.75}
.footer-contact svg{width:17px;height:17px;flex:0 0 17px;margin-top:5px;color:var(--text-3)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom-links{display:flex;gap:18px}
.footer-bottom-links a{color:var(--text-3)}
.footer-bottom-links a:hover{color:var(--mint)}

/* ============ 移动底部条 ============ */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:65;height:56px;
  display:none;align-items:center;gap:10px;padding:0 14px;
  background:rgba(11,12,16,.96);border-top:1px solid var(--line);
  transform:translateY(120%);transition:transform var(--ease);
}
.mobile-bar.is-visible{transform:translateY(0)}
.mobile-bar .btn{flex:1;height:40px;font-size:14px}
.mobile-bar .btn-ghost{flex:0 0 auto;padding:0 16px}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-chips{
    position:fixed;top:0;left:0;right:0;bottom:0;z-index:80;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:12px;padding:96px 24px 32px;margin:0;
    background:rgba(13,15,20,.97);
    transform:translateY(-100%);opacity:0;visibility:hidden;
    transition:transform var(--ease),opacity var(--ease),visibility var(--ease);
    overflow-y:auto;
  }
  .site-header.is-open .nav-chips{transform:translateY(0);opacity:1;visibility:visible}
  .chip{width:100%;justify-content:flex-start;padding:16px 18px;font-size:16px;border-radius:14px}
  .chip svg{width:20px;height:20px;flex:0 0 20px}
  .chip.is-active::after{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-primary{display:none}
  .drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:18px}
  .drawer-actions .btn{width:100%;height:48px}
  .nav-scrim{
    display:block;position:fixed;inset:0;z-index:75;background:rgba(6,7,10,.55);
    backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
  }
  .site-header.is-open .nav-scrim{opacity:1;visibility:visible}
  .header-inner{height:68px;gap:14px}
  .brand-text{font-size:16px}
  .rank-wrap{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .section{padding:64px 0}
}
@media (max-width:767px){
  .page-hero{padding:48px 0 46px}
  .hero-lead{font-size:16px}
  .play-grid{margin:0 -12px}
  .play-grid .cell{padding:0 12px;margin-bottom:24px}
  .media-body{padding:20px 20px 24px}
  .cta-band{padding:38px 26px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .section{padding:54px 0}
  .section-head{margin-bottom:24px}
  body{padding-bottom:64px}
  .mobile-bar{display:flex}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .page-hero h1{font-size:30px}
  .media-body h3{font-size:19px}
  .faq-item summary{padding:18px;font-size:16px}
  .faq-body{padding:0 18px 20px 18px}
  .panel{padding:22px}
  .hero-meta{gap:10px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}

/* roulang page: category4 */
:root{
  --bg:#0B0C10;
  --bg-block:#14161C;
  --card:#1A1D24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand-1:#7C4DFF;
  --brand-2:#FF4D8D;
  --grad:linear-gradient(135deg,#7C4DFF 0%,#FF4D8D 100%);
  --mint:#26E0B0;
  --amber:#FFB347;
  --text:#F2F0F5;
  --text-2:#A9A6B8;
  --text-3:#6E6B7E;
  --paper:#FBF7F2;
  --r-card:18px;
  --r-big:24px;
  --r-pill:999px;
  --r-input:12px;
  --shadow:0 14px 36px rgba(0,0,0,.5);
  --gap:8px;
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:72px; --sp-7:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  padding-bottom:0;
}
body.has-bar{padding-bottom:72px;}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--mint);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:var(--sp-7) 0;}
.section-alt{background:var(--bg-block);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-3);
  margin-bottom:var(--sp-4);
}
.section-head h2{font-size:32px;line-height:1.25;}
.section-head .section-sub{color:var(--text-2);font-size:15px;margin-top:10px;max-width:720px;}
.link-more{
  font-size:14px;
  color:var(--text-2);
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.link-more:hover{color:var(--mint);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(11,12,16,.92);
  border-bottom:1px solid var(--line);
  transition:background .22s ease-out,border-color .22s ease-out;
}
.site-header.is-scrolled{
  background:#0B0C10;
  border-bottom:1px solid transparent;
  box-shadow:0 12px 30px rgba(0,0,0,.55);
  position:sticky;
}
.site-header.is-scrolled::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:var(--grad);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:var(--sp-3);
  min-height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:18px;
  letter-spacing:.4px;
  white-space:nowrap;
}
.brand-mark{
  width:38px;height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-size:15px;
  font-weight:800;
  letter-spacing:.5px;
  box-shadow:0 8px 20px rgba(124,77,255,.35);
}
.brand-text{color:var(--text);}
.brand:hover .brand-text{color:var(--mint);}

.nav-chips{
  display:flex;
  align-items:center;
  gap:10px;
  flex:1 1 auto;
  overflow-x:auto;
  scrollbar-width:none;
  padding:6px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.02);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,background .2s ease-out;
}
.chip svg{width:17px;height:17px;flex:0 0 auto;}
.chip:hover{
  color:var(--text);
  border-color:rgba(38,224,176,.6);
  transform:translateY(-2px);
}
.chip.is-active{
  color:#fff;
  border-color:transparent;
  background:linear-gradient(135deg,rgba(124,77,255,.24),rgba(255,77,141,.24));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18),0 8px 20px rgba(124,77,255,.22);
  position:relative;
}
.chip.is-active::after{
  content:"";
  position:absolute;
  left:16px;right:16px;bottom:-9px;
  height:3px;
  border-radius:3px;
  background:var(--grad);
}
.chip-count{
  font-size:12px;
  padding:1px 7px;
  border-radius:var(--r-pill);
  background:rgba(38,224,176,.14);
  color:var(--mint);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:0;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  padding:0 22px;
  height:44px;
  line-height:1;
  transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out,background .2s ease-out,color .2s ease-out;
  text-align:center;
}
.btn svg{width:17px;height:17px;}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 26px rgba(124,77,255,.32),inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);color:#fff;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;
  color:var(--text);
  border:1px solid var(--line-strong);
}
.btn-ghost:hover{border-color:var(--mint);color:var(--mint);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  background:none;border:0;color:var(--text-2);padding:0;height:auto;
  font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;
}
.btn-text:hover{color:var(--mint);}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;}
.icon-btn{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-2);
  transition:color .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.icon-btn svg{width:19px;height:19px;}
.icon-btn:hover{color:var(--mint);border-color:var(--mint);transform:translateY(-2px);}
.nav-toggle{display:none;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(11,12,16,.72);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  opacity:0;visibility:hidden;
  transition:opacity .22s ease-out,visibility .22s ease-out;
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  width:min(90vw,400px);
  height:100%;
  background:#101218;
  border-left:1px solid var(--line-strong);
  z-index:90;
  transform:translateX(102%);
  transition:transform .24s ease-out;
  display:flex;
  flex-direction:column;
  padding:24px 20px 32px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer .btn-primary{width:100%;height:50px;margin-bottom:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:10px;}
.drawer-nav a{
  display:flex;align-items:center;gap:12px;
  padding:16px 16px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  font-size:16px;
  font-weight:600;
  color:var(--text-2);
}
.drawer-nav a svg{width:19px;height:19px;}
.drawer-nav a.is-active{color:#fff;border-color:rgba(124,77,255,.55);background:linear-gradient(135deg,rgba(124,77,255,.2),rgba(255,77,141,.18));}
.drawer-nav a:hover{color:var(--mint);border-color:rgba(38,224,176,.5);}
.drawer-foot{margin-top:auto;padding-top:28px;font-size:13px;color:var(--text-3);}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);
  margin-bottom:18px;
}
.crumbs a{color:var(--text-3);}
.crumbs a:hover{color:var(--mint);}
.crumbs .sep{opacity:.55;}
.crumbs .current{color:var(--text-2);}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 52px;
  background:#0E1015;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(105deg,rgba(11,12,16,.94) 0%,rgba(11,12,16,.78) 42%,rgba(11,12,16,.42) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center right;
  opacity:.9;
}
.page-hero::after{
  content:"";
  position:absolute;
  left:-140px;top:-160px;
  width:520px;height:520px;
  background:radial-gradient(circle,rgba(124,77,255,.34),transparent 66%);
  filter:blur(6px);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
  gap:var(--sp-5);
  align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--mint);
  border:1px solid rgba(38,224,176,.36);
  background:rgba(38,224,176,.08);
  padding:5px 14px;border-radius:var(--r-pill);
  margin-bottom:18px;
  font-weight:600;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(38,224,176,.16);}
.page-hero h1{
  font-size:50px;
  line-height:1.15;
  margin-bottom:18px;
}
.page-hero h1 .grad{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.page-hero .hero-lead{
  font-size:17px;
  color:var(--text-2);
  max-width:640px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  font-size:13px;
  color:var(--text-2);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.02);
}
.badge b{color:var(--text);font-weight:700;}
.badge .dot{width:7px;height:7px;border-radius:50%;}
.badge.mint{border-color:rgba(38,224,176,.4);}
.badge.mint .dot{background:var(--mint);}
.badge.grad .dot{background:var(--grad);}
.badge.amber .dot{background:var(--amber);}
.hero-visual{
  position:relative;
  border-radius:var(--r-big);
  overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
  aspect-ratio:4/3;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual .glow{
  position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(124,77,255,.28),transparent 55%,rgba(255,77,141,.24));
}
.hero-visual .float-tag{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:var(--r-pill);
  background:rgba(11,12,16,.78);
  border:1px solid var(--line-strong);
  font-size:13px;color:var(--text);
  font-weight:600;
}
.hero-visual .float-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);}

/* ============ 帮助速览条 ============ */
.quick-strip{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:var(--sp-2);
  margin-top:-1px;
}
.quick-card{
  display:flex;
  gap:16px;
  align-items:flex-start;
  padding:22px;
  border-radius:var(--r-card);
  background:var(--card);
  border:1px solid var(--line);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.quick-card:hover{
  transform:translateY(-4px);
  border-color:rgba(124,77,255,.6);
  box-shadow:var(--shadow);
}
.quick-card .qc-icon{
  width:44px;height:44px;flex:0 0 auto;
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(124,77,255,.22),rgba(255,77,141,.2));
  border:1px solid rgba(255,255,255,.1);
  color:#fff;
}
.quick-card .qc-icon svg{width:21px;height:21px;}
.quick-card h3{font-size:17px;margin-bottom:6px;font-weight:700;}
.quick-card p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ============ FAQ 区 ============ */
.faq-toolbar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  justify-content:space-between;
  margin-bottom:var(--sp-3);
}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;}
.filter-chip{
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  padding:9px 18px;
  border-radius:var(--r-pill);
  transition:color .2s ease-out,border-color .2s ease-out,background .2s ease-out,transform .2s ease-out;
}
.filter-chip:hover{color:var(--text);border-color:rgba(38,224,176,.55);transform:translateY(-2px);}
.filter-chip.is-active{
  background:var(--grad);
  color:#fff;
  border-color:transparent;
  box-shadow:0 10px 24px rgba(124,77,255,.28);
}
.search-field{
  display:flex;
  align-items:center;
  gap:10px;
  background:#101218;
  border:1px solid var(--line-strong);
  border-radius:var(--r-input);
  padding:0 14px;
  height:46px;
  min-width:280px;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.search-field:focus-within{
  border-color:transparent;
  box-shadow:0 0 0 1px rgba(124,77,255,.85),0 0 0 3px rgba(255,77,141,.22);
}
.search-field svg{width:18px;height:18px;color:var(--text-3);flex:0 0 auto;}
.search-field input{
  flex:1;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:15px;
  height:100%;
  outline:none;
  font-family:inherit;
}
.search-field input::placeholder{color:var(--text-3);}

.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color .22s ease-out,box-shadow .22s ease-out,transform .22s ease-out;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--grad);
  opacity:0;
  transition:opacity .2s ease-out;
}
.faq-item[open]::before{opacity:1;}
.faq-item:hover{border-color:rgba(124,77,255,.5);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 56px 20px 24px;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  position:relative;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";
  position:absolute;
  right:22px;top:50%;
  width:11px;height:11px;
  border-right:2px solid var(--text-3);
  border-bottom:2px solid var(--text-3);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .22s ease-out,border-color .22s ease-out;
}
.faq-item[open] summary::after{
  transform:translateY(-30%) rotate(-135deg);
  border-color:var(--brand-2);
}
.faq-item summary:hover{color:var(--mint);}
.faq-body{
  padding:0 26px 24px 24px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}
.faq-body p+p{margin-top:12px;}
.faq-body strong{color:var(--text);font-weight:700;}
.faq-body ol{margin:14px 0 0;padding-left:0;counter-reset:step;}
.faq-body ol li{
  position:relative;
  padding-left:34px;
  margin-bottom:10px;
  counter-increment:step;
}
.faq-body ol li::before{
  content:counter(step);
  position:absolute;left:0;top:2px;
  width:22px;height:22px;
  border-radius:50%;
  background:linear-gradient(135deg,rgba(124,77,255,.3),rgba(255,77,141,.28));
  border:1px solid rgba(255,255,255,.14);
  color:#fff;
  font-size:12px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
  line-height:1;
}
.faq-meta{display:inline-flex;align-items:center;gap:8px;}
.tag{
  display:inline-flex;align-items:center;
  font-size:12px;
  padding:3px 10px;
  border-radius:8px;
  border:1px solid var(--line-strong);
  color:var(--text-2);
  white-space:nowrap;
}
.tag-hot{border-color:rgba(255,179,71,.45);color:var(--amber);}
.tag-mint{border-color:rgba(38,224,176,.42);color:var(--mint);}
.tag-plain{color:var(--text-3);}
.faq-empty{
  display:none;
  text-align:center;
  padding:48px 24px;
  border:1px dashed var(--line-strong);
  border-radius:var(--r-card);
  color:var(--text-2);
}
.faq-empty .fe-icon{
  width:52px;height:52px;
  margin:0 auto 14px;
  border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(124,77,255,.24),rgba(255,77,141,.22));
  color:#fff;
}
.faq-empty .fe-icon svg{width:24px;height:24px;}
.faq-empty p{margin-bottom:16px;}

/* ============ 相关卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-3);}
.content-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.content-card:hover{
  transform:translateY(-4px);
  border-color:rgba(124,77,255,.6);
  box-shadow:var(--shadow);
}
.card-cover{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(135deg,rgba(124,77,255,.5),rgba(255,77,141,.45));
}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.content-card:hover .card-cover img{transform:scale(1.04);}
.card-cover .cover-mask{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(11,12,16,.7),rgba(11,12,16,0) 62%);
}
.card-cover .corner{
  position:absolute;left:14px;top:14px;
  font-size:12px;
  padding:4px 11px;
  border-radius:8px;
  background:rgba(11,12,16,.7);
  border:1px solid rgba(255,255,255,.16);
  color:var(--text);
  font-weight:600;
}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:19px;line-height:1.4;}
.card-body p{font-size:14px;color:var(--text-2);line-height:1.8;}
.card-foot{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:10px;
  font-size:13px;
  color:var(--text-3);
}

/* ============ CTA 通栏 ============ */
.cta-banner{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-big);
  padding:52px 48px;
  background:var(--grad);
  box-shadow:0 20px 50px rgba(124,77,255,.28);
}
.cta-banner::after{
  content:"";
  position:absolute;
  right:-80px;bottom:-120px;
  width:360px;height:360px;
  border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap;}
.cta-banner h2{font-size:30px;line-height:1.3;color:#fff;margin-bottom:10px;}
.cta-banner p{color:rgba(255,255,255,.9);font-size:16px;max-width:640px;}
.cta-banner .btn-light{
  background:#0B0C10;
  color:#fff;
  box-shadow:0 12px 26px rgba(0,0,0,.36);
}
.cta-banner .btn-light:hover{background:#15171E;color:#fff;transform:translateY(-2px);filter:none;}

/* ============ 更多内容 ============ */
.more-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-3);
}
.pager{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.pager a{
  min-width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  padding:0 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  transition:color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,background .2s ease-out;
}
.pager a:hover{color:var(--mint);border-color:var(--mint);transform:translateY(-2px);}
.pager a.is-current{background:var(--grad);color:#fff;border-color:transparent;}

/* ============ 页脚 ============ */
.site-footer{
  background:#0A0B0F;
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  margin-top:var(--sp-6);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:var(--sp-5);
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{font-size:17px;font-weight:800;}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.85;max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--mint);}
.footer-contact li{
  display:flex;gap:10px;
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.7;
}
.footer-contact svg{width:17px;height:17px;flex:0 0 auto;margin-top:4px;color:var(--mint);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom-links a{color:var(--text-3);}
.footer-bottom-links a:hover{color:var(--mint);}

/* ============ 移动底部条 ============ */
.mobile-bar{
  position:fixed;
  left:0;right:0;bottom:0;
  height:56px;
  display:none;
  align-items:center;
  gap:10px;
  padding:0 16px;
  background:rgba(11,12,16,.96);
  border-top:1px solid var(--line-strong);
  z-index:70;
  transform:translateY(110%);
  transition:transform .24s ease-out;
}
.mobile-bar.is-show{transform:translateY(0);}
.mobile-bar .btn{flex:1;height:42px;font-size:14px;padding:0 12px;}

/* ============ 响应式 ============ */
@media screen and (max-width:1279px){
  .page-hero h1{font-size:44px;}
}
@media screen and (max-width:1023px){
  .section{padding:64px 0;}
  .nav-chips{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:var(--sp-4);}
  .hero-visual{aspect-ratio:16/9;max-width:560px;}
  .quick-strip{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-4);}
  .section-head h2{font-size:28px;}
  .cta-banner{padding:40px 32px;}
}
@media screen and (max-width:767px){
  .container{padding-left:18px;padding-right:18px;}
  .page-hero{padding:40px 0 40px;}
  .page-hero h1{font-size:31px;}
  .page-hero .hero-lead{font-size:16px;}
  .section{padding:52px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section-head h2{font-size:24px;}
  .card-grid{grid-template-columns:1fr;}
  .cta-banner{border-radius:20px;padding:32px 22px;}
  .cta-banner h2{font-size:24px;}
  .search-field{min-width:0;width:100%;}
  .faq-toolbar{gap:12px;}
  .faq-item summary{font-size:16px;padding:18px 48px 18px 18px;}
  .faq-body{padding:0 18px 20px 18px;font-size:15px;}
  .footer-grid{grid-template-columns:1fr;}
  .mobile-bar{display:flex;}
  .more-row{flex-direction:column;align-items:flex-start;}
  .hero-visual{aspect-ratio:4/3;}
}
@media screen and (max-width:519px){
  .page-hero h1{font-size:28px;}
  .badge{font-size:12.5px;padding:7px 13px;}
  .hero-actions .btn{width:100%;}
  .cta-inner .btn{width:100%;}
}