/* roulang page: index */
:root{
  --bg:#0D0A14;
  --bg2:#151022;
  --card:#1D1730;
  --card2:#241C3D;
  --primary:#7A5CFF;
  --primary-h:#9078FF;
  --primary-p:#5F41E0;
  --primary-soft:rgba(122,92,255,.14);
  --lime:#C4FF4D;
  --coral:#FF6A45;
  --text:#F5F2FF;
  --sub:#B7AFD4;
  --weak:#7E769B;
  --line:rgba(255,255,255,.08);
  --div:rgba(255,255,255,.06);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-xs:10px;
  --shadow:0 12px 32px -18px rgba(0,0,0,.6);
  --shadow-glow:0 18px 48px -20px rgba(122,92,255,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::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","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary-h);}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.2;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
::selection{background:var(--primary);color:#fff;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
@media (min-width:1024px){.container{padding:0 24px;}}

.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-tight{padding:44px 0;}
@media (min-width:1024px){.section-tight{padding:64px 0;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.02em;
  color:var(--lime);background:rgba(196,255,77,.1);
  border:1px solid rgba(196,255,77,.28);
  padding:5px 12px;border-radius:999px;
}
.eyebrow.is-violet{color:var(--primary-h);background:var(--primary-soft);border-color:rgba(122,92,255,.32);}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:22px;}
@media (min-width:640px){.section-head h2{font-size:26px;}}
@media (min-width:1024px){.section-head h2{font-size:32px;}}
.section-head .sub{margin-top:10px;color:var(--sub);font-size:14px;max-width:620px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:13px 22px;border-radius:var(--r-sm);
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn i{transition:transform .2s var(--ease);}
.btn-primary{background:var(--lime);color:#0D0A14;}
.btn-primary:hover{background:#d7ff7d;color:#0D0A14;transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(196,255,77,.6);}
.btn-primary:active{background:#a9e63b;transform:translateY(0);box-shadow:none;}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

.btn-outline{background:transparent;border-color:rgba(122,92,255,.55);color:var(--primary-h);}
.btn-outline:hover{background:var(--primary-soft);color:#fff;transform:translateY(-2px);}
.btn-outline:active{background:rgba(122,92,255,.24);transform:translateY(0);}
.btn-outline:disabled{opacity:.4;cursor:not-allowed;transform:none;}

.btn-coral{background:var(--coral);color:#fff;}
.btn-coral:hover{background:#ff8264;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(255,106,69,.6);}
.btn-coral:active{background:#e8552f;transform:translateY(0);box-shadow:none;}
.btn-coral:disabled{opacity:.45;cursor:not-allowed;transform:none;}

.btn-ghost{background:transparent;color:var(--sub);padding:8px 4px;border-radius:0;}
.btn-ghost:hover{color:var(--lime);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-ghost:active{color:var(--primary-p);}

.btn-sm{padding:10px 16px;font-size:14px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(13,10,20,.92);
  border-bottom-color:var(--line);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.nav-inner{display:flex;align-items:center;gap:18px;height:68px;}
@media (min-width:1024px){.nav-inner{height:76px;}}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:17px;letter-spacing:-.01em;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--primary),#4a2fd6 60%,#2b1a7a);
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 10px 24px -14px rgba(122,92,255,.9);
}
.brand-mark i{font-size:14px;color:var(--lime);}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--weak);letter-spacing:.08em;line-height:1.2;}
.nav-links{display:none;align-items:center;gap:6px;margin-left:auto;}
@media (min-width:1024px){.nav-links{display:flex;}}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--sub);
  padding:8px 12px;border-radius:10px;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04);}
.nav-link.active{color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--lime);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
@media (min-width:1024px){.nav-actions{margin-left:0;}}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);color:var(--sub);cursor:pointer;
  transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--lime);border-color:rgba(196,255,77,.4);background:rgba(196,255,77,.06);}
.icon-btn:active{background:rgba(196,255,77,.14);}
.hamburger{display:inline-flex;}
@media (min-width:1024px){.hamburger{display:none;}}
.nav-cta{display:none;}
@media (min-width:640px){.nav-cta{display:inline-flex;}}

.mobile-drawer{
  position:fixed;inset:0;z-index:70;
  background:rgba(13,10,20,.88);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  display:flex;flex-direction:column;
  padding:22px 20px 28px;
  transform:translateY(-100%);
  opacity:0;pointer-events:none;
  transition:transform .28s var(--ease),opacity .28s var(--ease);
}
.mobile-drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  font-size:24px;font-weight:800;letter-spacing:-.01em;
  padding:14px 4px;border-bottom:1px solid var(--div);color:var(--text);
}
.drawer-nav a.active{color:var(--lime);}
.drawer-foot{margin-top:auto;padding-top:22px;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 56px;}
@media (min-width:1024px){.hero{padding:80px 0 88px;}}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(180deg,rgba(13,10,20,.86),rgba(13,10,20,.97)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-mesh{
  position:absolute;inset:0;z-index:0;opacity:.35;
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.045) 0 1px,transparent 1px 44px),
                   repeating-linear-gradient(90deg,rgba(255,255,255,.045) 0 1px,transparent 1px 44px);
}
.hero-inner{position:relative;z-index:1;display:grid;gap:38px;align-items:center;}
@media (min-width:1024px){.hero-inner{grid-template-columns:5fr 7fr;gap:44px;}}
.hero-copy h1{
  font-size:30px;font-weight:900;margin:18px 0 16px;
}
@media (min-width:640px){.hero-copy h1{font-size:42px;}}
@media (min-width:1024px){.hero-copy h1{font-size:52px;}}
.hero-lead{color:var(--sub);font-size:15px;line-height:1.9;max-width:520px;}
@media (min-width:1024px){.hero-lead{font-size:16px;}}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;
  margin-top:34px;padding-top:26px;border-top:1px solid var(--div);
}
@media (min-width:640px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat-num{
  font-size:24px;font-weight:900;color:var(--text);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.1;
}
.stat-num em{font-style:normal;color:var(--lime);font-size:15px;margin-left:2px;}
.stat-label{font-size:13px;color:var(--weak);margin-top:4px;}

.hero-visual{position:relative;}
.hero-glow{
  position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);
  width:min(560px,110%);height:min(560px,110%);
  background:radial-gradient(circle,rgba(122,92,255,.42),transparent 62%);
  filter:blur(6px);pointer-events:none;
}
.deck{position:relative;height:auto;display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 2px 14px;}
.deck::-webkit-scrollbar{display:none;}
.deck{scrollbar-width:none;}
.deck-card{
  position:relative;flex:0 0 62%;max-width:236px;scroll-snap-align:start;
  aspect-ratio:9/16;border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,rgba(122,92,255,.18),rgba(29,23,48,.9));
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.deck-card img{width:100%;height:100%;object-fit:cover;}
.deck-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:44%;
  background:linear-gradient(180deg,transparent,rgba(13,10,20,.92));
}
.deck-card:hover{border-color:rgba(196,255,77,.55);box-shadow:var(--shadow-glow);transform:translateY(-4px);}
@media (min-width:1024px){
  .deck{display:block;height:520px;overflow:visible;padding:0;}
  .deck-card{position:absolute;width:228px;max-width:none;}
  .deck-main{left:50%;top:0;transform:translateX(-50%);width:252px;z-index:3;}
  .deck-main:hover{transform:translateX(-50%) translateY(-4px);}
  .deck-left{left:0;top:58px;transform:rotate(-5deg);z-index:2;opacity:.9;}
  .deck-left:hover{transform:rotate(-5deg) translateY(-4px);}
  .deck-right{right:0;top:96px;transform:rotate(5deg);z-index:2;opacity:.9;}
  .deck-right:hover{transform:rotate(5deg) translateY(-4px);}
}
.v-badge{
  position:absolute;left:10px;top:10px;z-index:2;
  background:var(--lime);color:#0D0A14;font-size:12px;font-weight:800;
  padding:3px 8px;border-radius:8px;font-variant-numeric:tabular-nums;
}
.v-hot{
  position:absolute;right:10px;top:10px;z-index:2;
  font-size:12px;font-weight:700;color:var(--text);
  background:rgba(13,10,20,.62);border:1px solid var(--line);
  padding:3px 8px;border-radius:999px;font-variant-numeric:tabular-nums;
}
.v-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:52px;height:52px;border-radius:50%;
  background:var(--lime);color:#0D0A14;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 8px rgba(196,255,77,.14),0 0 24px rgba(196,255,77,.5);
  transition:transform .22s var(--ease);
}
.deck-card:hover .v-play{transform:translate(-50%,-50%) scale(1.08);}

/* ---------- 竖屏片段卡网格 ---------- */
.v-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
@media (min-width:1024px){.v-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
@media (max-width:639px){
  .v-grid{display:flex;overflow-x:auto;gap:14px;scroll-snap-type:x mandatory;padding-bottom:10px;}
  .v-grid::-webkit-scrollbar{display:none;}
  .v-grid{scrollbar-width:none;}
  .v-grid .v-item{flex:0 0 64%;scroll-snap-align:start;}
}
.v-item{display:flex;flex-direction:column;gap:12px;}
.v-thumb{
  position:relative;aspect-ratio:9/16;border-radius:var(--r-md);overflow:hidden;
  background:linear-gradient(160deg,rgba(122,92,255,.2),rgba(29,23,48,.92));
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.v-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.v-thumb::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:42%;
  background:linear-gradient(180deg,transparent,rgba(13,10,20,.9));
}
.v-item:hover .v-thumb{border-color:rgba(196,255,77,.5);box-shadow:var(--shadow-glow);transform:translateY(-4px);}
.v-item:hover .v-thumb img{transform:scale(1.04);}
.v-play-sm{
  position:absolute;left:12px;bottom:12px;z-index:2;
  width:38px;height:38px;border-radius:50%;background:var(--lime);color:#0D0A14;
  display:flex;align-items:center;justify-content:center;font-size:12px;
}
.v-title{
  font-size:15px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.v-item:hover .v-title{color:var(--lime);}
.v-meta{font-size:13px;color:var(--weak);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.v-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--weak);display:inline-block;}

/* ---------- 种草清单 ---------- */
.list-block{border-top:1px solid var(--div);}
.seed-row{
  display:flex;align-items:flex-start;gap:20px;
  padding:24px 8px;border-bottom:1px solid var(--div);
  transition:transform .22s var(--ease),background .22s var(--ease);
}
.seed-row:hover{transform:translateX(4px);background:rgba(255,255,255,.02);}
.seed-num{
  flex:0 0 auto;width:64px;
  font-size:32px;font-weight:900;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.03em;
  color:transparent;-webkit-text-stroke:1px rgba(196,255,77,.6);
  transition:color .22s var(--ease),-webkit-text-stroke-color .22s var(--ease);
}
@media (min-width:1024px){.seed-num{width:78px;font-size:44px;}}
.seed-row:hover .seed-num{color:var(--lime);-webkit-text-stroke-color:var(--lime);}
.seed-body h3{font-size:17px;font-weight:800;}
@media (min-width:640px){.seed-body h3{font-size:19px;}}
.seed-body p{color:var(--sub);font-size:14px;margin-top:6px;}
.seed-tag{
  display:inline-block;margin-top:10px;font-size:12px;font-weight:700;
  color:var(--primary-h);background:var(--primary-soft);
  border:1px solid rgba(122,92,255,.3);border-radius:999px;padding:3px 10px;
}

/* ---------- 资讯卡（CMS 区） ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}}
.news-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(122,92,255,.5);box-shadow:var(--shadow-glow);}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(122,92,255,.12);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.pill{
  align-self:flex-start;font-size:12px;font-weight:700;
  color:var(--lime);background:rgba(196,255,77,.1);
  border:1px solid rgba(196,255,77,.26);border-radius:999px;padding:3px 10px;
}
.news-title{font-size:16px;font-weight:800;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover .news-title a{color:var(--lime);}
.news-desc{font-size:14px;color:var(--sub);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--weak);font-variant-numeric:tabular-nums;}
.empty-state{
  border:1px dashed rgba(255,255,255,.18);border-radius:var(--r-md);
  padding:40px 22px;text-align:center;color:var(--sub);
  display:flex;flex-direction:column;align-items:center;gap:16px;
}

/* ---------- 口碑条 ---------- */
.rail{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 14px;}
.rail::-webkit-scrollbar{display:none;}
.rail{scrollbar-width:none;}
.quote-card{
  flex:0 0 280px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;display:flex;flex-direction:column;gap:12px;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.quote-card:hover{transform:translateY(-4px);border-color:rgba(196,255,77,.42);}
.stars{color:var(--lime);font-size:12px;letter-spacing:2px;}
.quote-text{font-size:14px;color:var(--sub);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.quote-user{display:flex;align-items:center;gap:10px;margin-top:auto;}
.avatar{
  width:34px;height:34px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(140deg,var(--primary),#3d28a8);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;color:#fff;
}
.quote-name{font-size:14px;font-weight:700;}
.quote-role{font-size:12px;color:var(--weak);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease);
}
.faq-item[open]{border-color:rgba(196,255,77,.42);background:var(--card2);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 20px;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  background:var(--lime);border-radius:0 3px 3px 0;
  opacity:0;transition:opacity .2s var(--ease);
}
.faq-item[open] summary::before{opacity:1;}
.faq-icon{
  width:26px;height:26px;border-radius:8px;flex:0 0 auto;
  border:1px solid var(--line);color:var(--sub);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:all .2s var(--ease);
}
.faq-item[open] .faq-icon{background:var(--lime);color:#0D0A14;border-color:var(--lime);}
.faq-answer{padding:0 20px 20px;color:var(--sub);font-size:14px;line-height:1.9;}

/* ---------- CTA 带 ---------- */
.cta-band{
  border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(100deg,var(--coral),#a94bd6 52%,var(--primary));
  padding:28px 22px;
  display:flex;flex-direction:column;gap:20px;
  box-shadow:0 18px 44px -24px rgba(255,106,69,.7);
}
@media (min-width:768px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:36px 40px;min-height:190px;}
}
.cta-band h2{font-size:22px;color:#fff;}
@media (min-width:1024px){.cta-band h2{font-size:30px;}}
.cta-band p{color:rgba(255,255,255,.86);font-size:14px;margin-top:10px;max-width:520px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg2);border-top:1px solid var(--div);margin-top:20px;}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:34px;
  padding:52px 0 36px;
}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr .8fr .8fr 1.2fr;gap:40px;padding:64px 0 44px;}}
.footer-brand p{color:var(--sub);font-size:14px;margin-top:14px;max-width:320px;}
.social-row{display:flex;gap:10px;margin-top:18px;}
.footer-col h4{font-size:15px;font-weight:800;margin-bottom:16px;}
.footer-col a{display:block;color:var(--sub);font-size:14px;padding:7px 0;}
.footer-col a:hover{color:var(--lime);}
.footer-form p{color:var(--sub);font-size:14px;margin-bottom:14px;}
.sub-form{display:flex;gap:10px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 180px;min-width:0;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xs);
  padding:12px 14px;font-size:14px;color:var(--text);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.sub-form input::placeholder{color:var(--weak);}
.sub-form input:focus{border-color:var(--primary);background:var(--card2);outline:none;}
.footer-bottom{
  border-top:1px solid var(--div);
  padding:20px 0 32px;
  display:flex;flex-direction:column;gap:14px;
  font-size:13px;color:var(--weak);
}
@media (min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}}
.friend-links{display:flex;flex-wrap:wrap;gap:14px;}
.friend-links a{color:var(--weak);}
.friend-links a:hover{color:var(--lime);}

.line-clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.tabular{font-variant-numeric:tabular-nums;}

/* roulang page: article */
:root{
  --bg:#0D0A14;
  --bg-2:#151022;
  --card:#1D1730;
  --card-2:#241C3D;
  --brand:#7A5CFF;
  --brand-hover:#9078FF;
  --brand-active:#5F41E0;
  --brand-soft:rgba(122,92,255,.14);
  --lime:#C4FF4D;
  --coral:#FF6A45;
  --text:#F5F2FF;
  --text-body:#D9D3EE;
  --text-2:#B7AFD4;
  --text-3:#7E769B;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.06);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 12px 32px -18px rgba(0,0,0,.6);
  --shadow-brand:0 18px 48px -20px rgba(122,92,255,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-hover)}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:22px;font-weight:800;letter-spacing:-.01em;line-height:1.2;margin:0}
@media (min-width:768px){.section-head h2{font-size:26px}}
@media (min-width:1024px){.section-head h2{font-size:32px}}
.section-head p{margin:8px 0 0;color:var(--text-3);font-size:14px}
.muted{color:var(--text-3);font-size:13px}

/* ---------- 顶栏 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;border-bottom:1px solid transparent;transition:background .24s var(--ease),border-color .24s var(--ease),backdrop-filter .24s var(--ease)}
.site-header.scrolled{background:rgba(13,10,20,.92);backdrop-filter:blur(8px);border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(140deg,var(--brand),#4527c9);color:#fff;font-size:14px;box-shadow:0 12px 26px -16px rgba(122,92,255,.95)}
.brand-text{display:flex;flex-direction:column;font-weight:800;font-size:17px;line-height:1.15;letter-spacing:-.01em}
.brand-text small{font-weight:400;font-size:11px;letter-spacing:.08em;color:var(--text-3);margin-top:2px}
.nav-links{display:none;align-items:center;gap:6px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;padding:10px 14px;border-radius:10px;font-size:15px;color:var(--text-2);transition:color .2s var(--ease),background .2s var(--ease)}
.nav-link:hover{color:var(--text);background:var(--brand-soft)}
.nav-link.active{color:#fff}
.nav-link.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--lime)}
.header-actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease)}
.icon-btn:hover{color:var(--lime);border-color:rgba(196,255,77,.4);background:rgba(196,255,77,.08);transform:translateY(-2px)}
.header-actions .btn-primary{display:none}
@media (min-width:1024px){.header-actions .btn-primary{display:inline-flex}}
.burger{width:40px;height:40px;display:grid;gap:5px;place-content:center;border:1px solid var(--line);border-radius:11px}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-2)}
@media (min-width:1024px){.burger{display:none}}
.mobile-drawer{position:fixed;inset:0;z-index:80;background:rgba(13,10,20,.96);backdrop-filter:blur(6px);padding:22px;display:flex;flex-direction:column;transform:translateX(102%);transition:transform .28s var(--ease)}
.mobile-drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.drawer-links{display:flex;flex-direction:column;gap:6px}
.drawer-links a{font-size:24px;font-weight:800;padding:12px 0;border-bottom:1px solid var(--line-2);color:var(--text)}
.drawer-links a.active{color:var(--lime)}
.drawer-foot{margin-top:auto;padding-top:20px}
@media (min-width:1024px){.mobile-drawer{display:none}}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;font-weight:700;letter-spacing:.01em;padding:12px 22px;font-size:15px;transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}
.btn:active{transform:translateY(0) scale(.99)}
.btn-primary{background:var(--lime);color:var(--bg)}
.btn-primary:hover{background:#d5ff78;color:var(--bg);transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(196,255,77,.7)}
.btn-outline{border:1px solid var(--brand);color:var(--brand-hover);background:transparent}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-hover)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:#ff8264;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(255,106,69,.65)}
.btn-ghost{color:var(--lime);padding:8px 0;background:none;border:0}
.btn-ghost i{transition:transform .2s var(--ease)}
.btn-ghost:hover{color:#d5ff78}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* ---------- 胶囊 / 徽标 ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:13px;line-height:1.6;border:1px solid rgba(122,92,255,.35);background:var(--brand-soft);color:#C9BBFF}
.chip-lime{border-color:rgba(196,255,77,.32);background:rgba(196,255,77,.12);color:var(--lime)}
.chip-coral{border-color:rgba(255,106,69,.34);background:rgba(255,106,69,.12);color:#FFA189}

/* ---------- 文章头部 ---------- */
.article-hero{position:relative;padding:36px 0 0;background:radial-gradient(900px 420px at 12% -20%,rgba(122,92,255,.30),transparent 62%),radial-gradient(700px 380px at 92% 0%,rgba(196,255,77,.08),transparent 60%),var(--bg)}
.article-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000,transparent 78%);pointer-events:none}
.breadcrumb{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:#4B4468}
.article-title{position:relative;max-width:920px}
.article-title h1{margin:0;font-size:30px;font-weight:900;line-height:1.25;letter-spacing:-.01em}
@media (min-width:768px){.article-title h1{font-size:42px}}
@media (min-width:1024px){.article-title h1{font-size:52px}}
.meta-row{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:22px;font-size:13px;color:var(--text-3)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#463F60}
.share-row{display:flex;gap:8px;margin-left:auto}
.cover-wrap{position:relative;margin-top:32px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--card);aspect-ratio:16/9;box-shadow:var(--shadow)}
.cover-wrap img{width:100%;height:100%;object-fit:cover}
@media (max-width:640px){.cover-wrap{aspect-ratio:4/3;border-radius:18px}}
.cover-fallback{position:absolute;inset:0;display:grid;place-items:center;background:rgba(122,92,255,.12);color:var(--text-3);font-size:14px}

/* ---------- 正文 ---------- */
.article-body{max-width:760px;margin:0 auto;padding:44px 0 0;color:var(--text-body);font-size:16px;line-height:1.9}
.article-body p{margin:0 0 20px}
.article-body h2{position:relative;margin:40px 0 16px;padding-left:14px;font-size:22px;font-weight:800;line-height:1.35;color:var(--text);letter-spacing:-.01em}
@media (min-width:768px){.article-body h2{font-size:26px}}
@media (min-width:1024px){.article-body h2{font-size:32px}}
.article-body h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;border-radius:3px;background:var(--lime)}
.article-body h3{margin:28px 0 12px;font-size:18px;font-weight:700;color:var(--text);line-height:1.5}
@media (min-width:768px){.article-body h3{font-size:20px}}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body ul li::marker{color:var(--lime)}
.article-body ol li::marker{color:var(--brand-hover);font-weight:700}
.article-body blockquote{margin:24px 0;padding:16px 20px;border-left:3px solid var(--lime);border-radius:0 12px 12px 0;background:var(--brand-soft);color:var(--text-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-md);margin:24px auto;width:100%;height:auto;border:1px solid var(--line)}
.article-body figure{margin:24px 0}
.article-body figure img{margin-bottom:8px}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center}
.article-body a{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--text)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--card-2);color:var(--text);font-weight:700}
.article-body code{padding:2px 6px;border-radius:6px;background:var(--card-2);color:#D8CBFF;font-size:14px}
.empty-state{max-width:760px;margin:44px auto 0;padding:48px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-md);background:var(--card);color:var(--text-2)}
.empty-state h2{margin:0 0 10px;font-size:20px;color:var(--text)}
.empty-state p{margin:0 0 20px;color:var(--text-3);font-size:14px}

/* ---------- 文中 CTA ---------- */
.inline-cta{max-width:760px;margin:40px auto 0;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:18px 22px;border-radius:var(--r-md);background:linear-gradient(100deg,rgba(122,92,255,.9),rgba(95,65,224,.92));box-shadow:var(--shadow-brand)}
.inline-cta p{margin:0;font-weight:700;color:#fff;font-size:16px}
.inline-cta span{display:block;font-weight:400;font-size:13px;color:rgba(255,255,255,.75);margin-top:2px}

/* ---------- 标签行 ---------- */
.tag-row{max-width:760px;margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding-top:36px}
.tag-row .tag-label{font-size:13px;color:var(--text-3);margin-right:2px}
.tag-row .chip{transition:transform .2s var(--ease),border-color .2s var(--ease)}
.tag-row .chip:hover{transform:translateY(-2px);border-color:rgba(196,255,77,.45);color:var(--lime)}

/* ---------- 卡片 ---------- */
.grid-3{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.card:hover{transform:translateY(-4px);border-color:rgba(196,255,77,.4);box-shadow:var(--shadow-brand)}
.card-media{aspect-ratio:16/9;background:rgba(122,92,255,.12);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{margin:0;font-size:17px;font-weight:800;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{margin:0;font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:13px;color:var(--text-3)}

/* ---------- CTA 带 ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(100deg,rgba(255,106,69,.92) 0%,rgba(122,92,255,.94) 62%,rgba(95,65,224,.96) 100%);padding:34px 26px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;box-shadow:var(--shadow)}
.cta-band h2{margin:0;font-size:22px;font-weight:900;color:#fff;letter-spacing:-.01em;line-height:1.3}
@media (min-width:768px){.cta-band h2{font-size:28px}}
.cta-band p{margin:8px 0 0;color:rgba(255,255,255,.82);font-size:14px}
.cta-band .btn-primary{color:#12210A}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:72px;border-top:1px solid var(--line);background:var(--bg-2);padding:56px 0 0}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.4fr}}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.85;margin:16px 0 18px;max-width:340px}
.social-row{display:flex;gap:10px}
.footer-col h4,.footer-form h4{margin:0 0 16px;font-size:15px;font-weight:800;color:var(--text)}
.footer-col a{display:block;padding:7px 0;font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--lime)}
.footer-form p{margin:0 0 14px;font-size:14px;color:var(--text-2)}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{flex:1 1 160px;min-width:0;padding:11px 14px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--text);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(122,92,255,.18)}
.footer-bottom{margin-top:44px;border-top:1px solid var(--line-2);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.footer-bottom p{margin:0;font-size:13px;color:var(--text-3)}
.friend-links{display:flex;flex-wrap:wrap;gap:16px;font-size:13px}
.friend-links a{color:var(--text-3)}
.friend-links a:hover{color:var(--brand-hover)}

/* roulang page: category1 */
:root{
  --bg:#0D0A14;
  --bg-2:#151022;
  --card:#1D1730;
  --card-2:#241C3D;
  --primary:#7A5CFF;
  --primary-hover:#9078FF;
  --primary-active:#5F41E0;
  --primary-soft:rgba(122,92,255,.14);
  --lime:#C4FF4D;
  --coral:#FF6A45;
  --text:#F5F2FF;
  --text-2:#B7AFD4;
  --text-3:#7E769B;
  --stroke:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.06);
  --r-lg:24px;
  --r:18px;
  --r-sm:12px;
  --shadow:0 12px 32px -18px rgba(0,0,0,.6);
  --shadow-hi:0 18px 48px -20px rgba(122,92,255,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:64px 64px;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary-hover);}
button{font-family:inherit;cursor:pointer;}
input,button{font-size:inherit;}
h1,h2,h3,h4{margin:0;font-weight:900;letter-spacing:-.01em;line-height:1.2;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 16px;
  position:relative;
  z-index:1;
}
@media(min-width:1024px){.container{padding:0 24px;}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(13,10,20,.92);
  border-bottom-color:var(--stroke);
  backdrop-filter:blur(8px);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),#4B31C7);
  color:#fff;
  font-size:15px;
  box-shadow:0 8px 22px -12px rgba(122,92,255,.9);
  flex:0 0 auto;
}
.brand-text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:900;letter-spacing:-.01em;line-height:1.1;color:var(--text);
}
.brand-text small{
  font-size:11px;font-weight:400;color:var(--text-3);letter-spacing:.04em;margin-top:3px;
}
.nav-links{display:none;align-items:center;gap:4px;}
.nav-link{
  position:relative;
  padding:10px 14px;
  font-size:14px;
  color:var(--text-2);
  border-radius:10px;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04);}
.nav-link.active{color:var(--text);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--lime);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:10px;}
.search-btn{
  width:38px;height:38px;border-radius:50%;
  background:transparent;border:1px solid var(--stroke);
  color:var(--text-2);display:grid;place-items:center;
  transition:all .2s var(--ease);
}
.search-btn:hover{color:var(--lime);border-color:rgba(196,255,77,.5);}
.menu-toggle{
  width:38px;height:38px;border-radius:12px;
  background:transparent;border:1px solid var(--stroke);
  color:var(--text);display:grid;place-items:center;
  transition:all .2s var(--ease);
}
.menu-toggle:hover{border-color:var(--primary);color:var(--primary-hover);}
@media(min-width:1024px){
  .nav-links{display:flex;}
  .menu-toggle{display:none;}
  .header-inner{height:80px;}
}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;
  background:rgba(13,10,20,.88);
  backdrop-filter:blur(10px);
  z-index:90;
  display:flex;flex-direction:column;
  padding:88px 24px 28px;
  transform:translateY(-100%);
  opacity:0;visibility:hidden;
  transition:transform .3s var(--ease),opacity .3s var(--ease),visibility .3s;
}
.mobile-drawer.open{transform:translateY(0);opacity:1;visibility:visible;}
.mobile-drawer .drawer-close{
  position:absolute;top:20px;right:20px;
  width:42px;height:42px;border-radius:50%;
  border:1px solid var(--stroke);background:transparent;color:var(--text);
  display:grid;place-items:center;font-size:16px;
}
.drawer-link{
  font-size:24px;font-weight:800;padding:16px 0;
  border-bottom:1px solid var(--line);color:var(--text-2);
}
.drawer-link.active,.drawer-link:hover{color:var(--lime);}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;
  border-radius:12px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:all .22s var(--ease);
  white-space:nowrap;
}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--lime);color:#0D0A14;}
.btn-primary:hover{background:#D4FF70;color:#0D0A14;transform:translateY(-1px);}
.btn-primary:active{background:#A9E63A;transform:translateY(0);}
.btn-primary:disabled{background:rgba(196,255,77,.3);color:rgba(13,10,20,.5);cursor:not-allowed;transform:none;}
.btn-secondary{background:transparent;border-color:var(--primary);color:var(--primary-hover);}
.btn-secondary:hover{background:var(--primary-soft);color:var(--text);}
.btn-secondary:active{background:rgba(122,92,255,.24);}
.btn-secondary:disabled{border-color:rgba(122,92,255,.3);color:var(--text-3);cursor:not-allowed;}
.btn-ghost{background:transparent;color:var(--text-2);padding:8px 4px;}
.btn-ghost i{transition:transform .22s var(--ease);}
.btn-ghost:hover{color:var(--lime);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-coral{background:var(--coral);color:#fff;}
.btn-coral:hover{background:#FF8465;color:#fff;transform:translateY(-1px);}

/* ---------- 标签 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:var(--primary-soft);
  border:1px solid rgba(122,92,255,.35);
  color:#D6CBFF;font-size:13px;font-weight:600;
}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 16px;border-radius:999px;
  border:1px solid var(--stroke);
  color:var(--text-2);font-size:13px;
  transition:all .2s var(--ease);
}
.pill:hover{border-color:var(--primary);color:var(--text);background:var(--primary-soft);}
.pill.active{background:var(--lime);border-color:var(--lime);color:#0D0A14;font-weight:700;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:8px;
  font-size:12px;font-weight:600;
  background:var(--primary-soft);color:#C9BCFF;
}
.tag-lime{background:rgba(196,255,77,.14);color:var(--lime);}
.tag-coral{background:rgba(255,106,69,.14);color:#FF9E84;}

/* ---------- Hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.cat-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.03);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,10,20,.78) 0%,rgba(13,10,20,.9) 55%,var(--bg) 100%);
}
.cat-hero::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(122,92,255,.45),transparent 68%);
  z-index:1;pointer-events:none;
}
.cat-hero-inner{
  position:relative;z-index:2;
  padding:64px 16px 56px;
  max-width:860px;
}
.cat-hero h1{
  font-size:30px;
  margin:18px 0 0;
}
.cat-hero .lead{
  margin-top:18px;color:var(--text-2);font-size:15px;max-width:640px;
}
.hero-stat-row{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;
}
.stat-chip{
  background:rgba(255,255,255,.04);
  border:1px solid var(--stroke);
  border-radius:14px;
  padding:12px 16px;
  min-width:120px;
}
.stat-chip b{
  display:block;font-size:22px;font-weight:900;color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.stat-chip span{font-size:12px;color:var(--text-3);}
@media(min-width:640px){.cat-hero h1{font-size:42px;}.cat-hero-inner{padding:80px 24px 72px;}}
@media(min-width:1024px){.cat-hero h1{font-size:52px;}.cat-hero-inner{padding:96px 24px 88px;}}

/* ---------- 区块通用 ---------- */
.section{padding:56px 0;position:relative;z-index:1;}
.section-alt{background:var(--bg-2);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:20px;margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{font-size:22px;}
.section-head .sub{color:var(--text-3);font-size:13px;margin-top:8px;}
@media(min-width:640px){.section-head h2{font-size:26px;}}
@media(min-width:1024px){.section{padding:88px 0;}.section-head h2{font-size:32px;}.section-head{margin-bottom:38px;}}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:6px 0 10px;
  scroll-snap-type:x proximity;
}
.filter-bar::-webkit-scrollbar{display:none;}
.filter-bar .pill{flex:0 0 auto;scroll-snap-align:start;}

/* ---------- 大卡网格 ---------- */
.gcard-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:640px){.gcard-grid{grid-template-columns:repeat(2,1fr);gap:24px;}}
.gcard{
  background:var(--card);
  border:1px solid var(--stroke);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  display:flex;flex-direction:column;
}
.gcard:hover{transform:translateY(-4px);border-color:rgba(196,255,77,.55);box-shadow:var(--shadow-hi);}
.gcard .thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:rgba(122,92,255,.12);
}
.gcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.gcard:hover .thumb img{transform:scale(1.04);}
.thumb-fallback{
  position:absolute;inset:0;display:grid;place-items:center;
  color:var(--text-3);font-size:13px;background:rgba(122,92,255,.12);
}
.thumb-badge{
  position:absolute;top:12px;left:12px;
  background:var(--lime);color:#0D0A14;
  font-size:12px;font-weight:800;padding:4px 10px;border-radius:8px;
}
.thumb-heat{
  position:absolute;top:12px;right:12px;
  background:rgba(13,10,20,.78);border:1px solid var(--stroke);
  color:#FF9E84;font-size:12px;font-weight:700;
  padding:4px 10px;border-radius:8px;font-variant-numeric:tabular-nums;
}
.gcard-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.gcard-body h3{font-size:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.gcard-body p{
  color:var(--text-2);font-size:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:12px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.gcard-meta .meta-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--text-2);font-weight:600;}
.gcard:hover .meta-arrow{color:var(--lime);}
@media(min-width:640px){.gcard-body h3{font-size:20px;}}

/* ---------- 挑选指南 ---------- */
.step-list{display:grid;gap:14px;}
@media(min-width:1024px){.step-list{grid-template-columns:repeat(3,1fr);gap:20px;}}
.step-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--card-2);
  border:1px solid var(--stroke);
  border-radius:var(--r);
  padding:22px;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.step-item:hover{transform:translateY(-4px);border-color:var(--primary);}
.step-num{
  font-size:34px;font-weight:900;line-height:1;color:transparent;
  -webkit-text-stroke:1.5px rgba(196,255,77,.8);
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.step-item h3{font-size:17px;margin-bottom:8px;}
.step-item p{color:var(--text-2);font-size:14px;line-height:1.8;}

/* ---------- 口碑横滚 ---------- */
.h-scroll{
  display:flex;gap:16px;overflow-x:auto;padding:4px 0 18px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.h-scroll::-webkit-scrollbar{display:none;scrollbar-width:none;}
.h-scroll > *{scroll-snap-align:start;flex:0 0 auto;}
.quote-card{
  width:280px;
  background:var(--card);
  border:1px solid var(--stroke);
  border-radius:var(--r);
  padding:20px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.quote-card:hover{transform:translateY(-4px);border-color:rgba(196,255,77,.5);}
.stars{color:var(--lime);font-size:12px;letter-spacing:2px;}
.quote-card p{
  color:var(--text-2);font-size:14px;line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.quote-user{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);}
.avatar{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:800;
  background:var(--primary-soft);color:#CDBFFF;border:1px solid rgba(122,92,255,.4);
  flex:0 0 auto;
}
.quote-user b{font-size:13px;display:block;}
.quote-user span{font-size:12px;color:var(--text-3);}

/* ---------- CTA 窄带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  background:linear-gradient(100deg,var(--coral) 0%,#B4553F 42%,var(--primary) 100%);
  padding:32px 24px;
  display:flex;flex-direction:column;gap:20px;
  box-shadow:0 20px 50px -28px rgba(255,106,69,.7);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(255,255,255,.22),transparent 66%);
}
.cta-band h2{font-size:22px;position:relative;z-index:1;}
.cta-band p{color:rgba(255,255,255,.88);font-size:14px;margin-top:8px;position:relative;z-index:1;}
.cta-band .cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}
.cta-band .btn-ghost{color:#fff;}
.cta-band .btn-ghost:hover{color:#FFF3D6;}
@media(min-width:768px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:40px 44px;}
  .cta-band h2{font-size:28px;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:56px;
  background:var(--bg-2);
  border-top:1px solid var(--stroke);
  position:relative;z-index:1;
}
@media(min-width:1024px){.site-footer{margin-top:88px;}}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:32px;
  padding-top:52px;padding-bottom:36px;
}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;}}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.9;max-width:340px;}
.social-row{display:flex;gap:10px;margin-top:18px;}
.icon-btn{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  border:1px solid var(--stroke);color:var(--text-2);
  transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--lime);border-color:rgba(196,255,77,.5);transform:translateY(-2px);}
.footer-col h4{font-size:15px;margin-bottom:16px;}
.footer-col a{
  display:block;color:var(--text-3);font-size:14px;padding:6px 0;
}
.footer-col a:hover{color:var(--lime);}
.footer-form h4{font-size:15px;margin-bottom:10px;}
.footer-form p{color:var(--text-3);font-size:13px;margin-bottom:14px;}
.sub-form{display:flex;gap:10px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 160px;
  height:42px;
  background:#100C1C;
  border:1px solid var(--stroke);
  border-radius:10px;
  padding:0 14px;
  color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(122,92,255,.18);}
.sub-form .btn{height:42px;padding:0 18px;}
.footer-bottom{
  display:flex;flex-direction:column;gap:14px;
  padding-top:20px;padding-bottom:28px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.friend-links{display:flex;flex-wrap:wrap;gap:16px;}
.friend-links a{color:var(--text-3);}
.friend-links a:hover{color:var(--lime);}
@media(min-width:768px){
  .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
}

/* 其它 */
.divider{height:1px;background:var(--line);margin:0;}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* roulang page: category2 */
:root{
  --bg:#0D0A14;
  --bg-2:#151022;
  --card:#1D1730;
  --card-2:#241C3D;
  --brand:#7A5CFF;
  --brand-hover:#9078FF;
  --brand-active:#5F41E0;
  --brand-soft:rgba(122,92,255,.14);
  --lime:#C4FF4D;
  --coral:#FF6A45;
  --text:#F5F2FF;
  --text-2:#B7AFD4;
  --text-3:#7E769B;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.06);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 12px 32px -18px rgba(0,0,0,.6);
  --shadow-glow:0 18px 48px -20px rgba(122,92,255,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-.01em;font-weight:900;margin:0}
p{margin:0}
ul{list-style:none;margin:0;padding:0}
::selection{background:rgba(196,255,77,.3);color:#fff}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-tight{padding:56px 0}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),backdrop-filter .24s;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(13,10,20,.92);
  backdrop-filter:blur(8px);
  border-bottom-color:var(--line-2);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),#4326c9);
  color:var(--lime);font-size:14px;
  box-shadow:0 12px 26px -16px rgba(122,92,255,.95);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-weight:900;font-size:17px}
.brand-text small{font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.14em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:9px 15px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--text-2);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:1px;height:2px;border-radius:2px;background:var(--lime);
}
.nav-side{display:flex;align-items:center;gap:12px}
.icon-search{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-search:hover{color:var(--lime);border-color:rgba(196,255,77,.45);transform:translateY(-2px)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:11px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);color:var(--text);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;font-weight:800;font-size:15px;
  padding:13px 22px;border-radius:var(--r-sm);
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-primary{background:var(--lime);color:var(--bg)}
.btn-primary:hover{background:#d4ff77;transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(196,255,77,.7)}
.btn-primary:active{background:#a9e331;transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border:1px solid var(--brand);color:#cbbcff}
.btn-ghost:hover{background:var(--brand-soft);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{background:rgba(122,92,255,.24);transform:translateY(0)}
.btn-text{background:none;color:var(--text-2);padding:8px 0}
.btn-text i{transition:transform .2s var(--ease)}
.btn-text:hover{color:var(--lime)}
.btn-text:hover i{transform:translateX(4px)}
.btn-sm{padding:10px 16px;font-size:13px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* 标签 */
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:5px 13px;border-radius:999px;border:1px solid var(--line);
  color:var(--text-2);background:rgba(255,255,255,.03);white-space:nowrap;
}
.tag-brand{background:var(--brand-soft);border-color:rgba(122,92,255,.42);color:#cec1ff}
.tag-lime{background:rgba(196,255,77,.13);border-color:rgba(196,255,77,.35);color:var(--lime)}
.tag-coral{background:rgba(255,106,69,.14);border-color:rgba(255,106,69,.38);color:#ffb7a2}

/* Hero */
.hero{position:relative;overflow:hidden;padding:70px 0 64px}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.16;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.95),transparent 92%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.95),transparent 92%);
}
.hero-glow{
  position:absolute;width:640px;height:640px;left:-180px;top:-220px;pointer-events:none;
  background:radial-gradient(circle,rgba(122,92,255,.4),transparent 65%);
}
.hero-glow-2{
  position:absolute;width:420px;height:420px;right:-120px;bottom:-180px;pointer-events:none;
  background:radial-gradient(circle,rgba(196,255,77,.16),transparent 68%);
}
.hero-lines{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:58px 58px;
  -webkit-mask-image:radial-gradient(circle at 28% 32%,#000,transparent 68%);
  mask-image:radial-gradient(circle at 28% 32%,#000,transparent 68%);
}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.hero-title{font-size:clamp(30px,4.4vw,50px);margin:18px 0 18px;letter-spacing:-.015em}
.hero-title em{font-style:normal;color:var(--lime)}
.hero-sub{color:var(--text-2);font-size:16px;max-width:560px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.stat-row{display:flex;flex-wrap:wrap;gap:34px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line-2)}
.stat b{display:block;font-size:24px;font-weight:900;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.stat span{font-size:13px;color:var(--text-3)}

.hero-cards{display:grid;grid-template-columns:1.24fr .76fr;gap:18px;align-items:center}
.hero-col-side{display:grid;gap:16px;align-content:center}
.hero-col-side .v-card:nth-child(1){margin-right:20px}
.hero-col-side .v-card:nth-child(2){margin-left:20px}

/* 竖屏卡 */
.v-card{
  position:relative;display:block;aspect-ratio:9/16;overflow:hidden;
  border-radius:var(--r-md);border:1px solid var(--line);background:var(--card);
  box-shadow:var(--shadow);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.v-card img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.v-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:44%;
  background:linear-gradient(180deg,transparent,rgba(13,10,20,.94));
}
.v-card:hover{transform:translateY(-4px);border-color:rgba(196,255,77,.55);box-shadow:var(--shadow-glow)}
.v-card:hover img{transform:scale(1.04)}
.v-card:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.time-badge{
  position:absolute;left:13px;top:13px;z-index:2;
  background:var(--lime);color:var(--bg);font-size:12px;font-weight:900;
  padding:3px 9px;border-radius:8px;font-variant-numeric:tabular-nums;
}
.heat-badge{
  position:absolute;right:13px;top:13px;z-index:2;
  font-size:12px;font-weight:700;color:var(--text);
  background:rgba(13,10,20,.62);border:1px solid var(--line);
  padding:3px 9px;border-radius:8px;font-variant-numeric:tabular-nums;
}
.play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:62px;height:62px;border-radius:50%;display:grid;place-items:center;
  background:var(--lime);color:var(--bg);font-size:19px;
  box-shadow:0 0 24px rgba(196,255,77,.45);
  transition:transform .22s var(--ease);
}
.v-card:hover .play{transform:translate(-50%,-50%) scale(1.08)}
.v-meta{position:absolute;left:15px;right:15px;bottom:14px;z-index:2}
.v-meta h3{font-size:15px;font-weight:800;margin-bottom:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.v-meta p{font-size:12px;color:var(--text-2);margin:0}

/* 筛选条 */
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:18px 0;
  border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);
  scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none;
}
.filter-bar::-webkit-scrollbar{display:none}
.filter-bar .tag{scroll-snap-align:start;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.filter-bar .tag:hover{background:var(--brand-soft);border-color:rgba(122,92,255,.5);color:#fff}
.filter-bar .tag.is-on{background:var(--lime);border-color:var(--lime);color:var(--bg);font-weight:800}

/* 区块标题 */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.sec-title{font-size:clamp(22px,2.6vw,32px)}
.sec-desc{color:var(--text-2);font-size:14px;margin-top:10px;max-width:640px}
.eyebrow{font-size:12px;letter-spacing:.22em;color:var(--text-3);font-weight:700}

/* 编号清单 + 侧栏 */
.split{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:start}
.rank-list{border-top:1px solid var(--line-2)}
.rank-item{
  display:grid;grid-template-columns:92px 1fr auto;gap:20px;align-items:center;
  padding:24px 10px;border-bottom:1px solid var(--line-2);border-radius:14px;
  transition:transform .22s var(--ease),background .22s var(--ease);
}
.rank-item:hover{transform:translateX(4px);background:rgba(255,255,255,.03)}
.rank-num{
  font-size:46px;font-weight:900;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(196,255,77,.45);
  font-variant-numeric:tabular-nums;
  transition:color .22s var(--ease),-webkit-text-stroke-color .22s var(--ease);
}
.rank-item:hover .rank-num{color:var(--lime);-webkit-text-stroke-color:var(--lime)}
.rank-body h3{font-size:18px;margin-bottom:6px}
.rank-body p{font-size:14px;color:var(--text-2);line-height:1.8;margin:0}
.rank-go{color:var(--text-3);font-size:14px;transition:color .2s var(--ease),transform .2s var(--ease)}
.rank-item:hover .rank-go{color:var(--lime);transform:translateX(3px)}

.side-card{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--shadow);
}
.side-card h3{font-size:19px;margin-bottom:8px}
.side-card > p{font-size:14px;color:var(--text-2);margin-bottom:18px}
.side-list li{display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed var(--line-2)}
.side-list li:last-child{border-bottom:0}
.side-list i{color:var(--lime);font-size:12px;margin-top:8px}
.side-list span{font-size:14px;color:var(--text-2);line-height:1.75}
.side-actions{display:grid;gap:12px;margin-top:22px}
.side-note{margin-top:18px;padding:13px 15px;border-radius:14px;background:var(--brand-soft);border:1px solid rgba(122,92,255,.3);font-size:13px;color:#cec1ff}

/* 图文说明块 */
.feature{
  display:grid;grid-template-columns:1.02fr 1fr;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);
}
.feature-media{position:relative;min-height:340px;background:rgba(122,92,255,.12)}
.feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.feature-media .tag{position:absolute;left:20px;top:20px;z-index:2}
.feature-body{padding:42px 40px}
.feature-body h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:16px}
.feature-body p{color:var(--text-2);font-size:15px;margin-bottom:16px}
.feature-points{display:grid;gap:12px;margin-top:24px}
.feature-points li{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:var(--text-2)}
.feature-points i{color:var(--lime);margin-top:7px;font-size:12px}

/* FAQ */
.faq-list{max-width:900px}
.faq-list details{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-list details:hover{border-color:rgba(122,92,255,.4)}
.faq-list details[open]{border-color:rgba(122,92,255,.55);box-shadow:inset 3px 0 0 var(--lime)}
.faq-list summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;font-size:16px;font-weight:800;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:focus-visible{outline:2px solid var(--lime);outline-offset:-4px}
.faq-icon{flex-shrink:0;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--lime);font-size:16px;font-weight:700;line-height:1;}
.faq-icon::before{content:"+"}
details[open] .faq-icon::before{content:"−"}
.faq-answer{padding:0 22px 22px;color:var(--text-2);font-size:15px;line-height:1.9;max-width:760px}

/* CTA 带 */
.cta-band{
  background:linear-gradient(100deg,var(--coral),var(--brand));
  border-radius:var(--r-lg);padding:42px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 18px 48px -24px rgba(255,106,69,.6);
}
.cta-band h2{font-size:clamp(21px,2.3vw,29px);color:#fff;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;max-width:560px}

/* 页脚 */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line-2);margin-top:88px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.65fr 1fr 1fr 1.5fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-2);max-width:330px}
.social-row{display:flex;gap:10px;margin-top:20px}
.icon-btn{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.02);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{color:var(--lime);border-color:rgba(196,255,77,.5);transform:translateY(-2px)}
.footer-col h4,.footer-form h4{font-size:15px;margin-bottom:16px;letter-spacing:0}
.footer-col a{display:block;font-size:14px;color:var(--text-2);padding:6px 0;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--lime);transform:translateX(3px)}
.footer-form p{font-size:14px;color:var(--text-2);margin-bottom:14px}
.sub-form{display:flex;gap:10px}
.sub-form input{
  flex:1;min-width:0;background:#100C1B;border:1px solid var(--line);
  border-radius:10px;padding:11px 14px;color:var(--text);font-size:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(122,92,255,.18)}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--text-3)}
.friend-links{display:flex;gap:20px;flex-wrap:wrap}
.friend-links a{font-size:13px;color:var(--text-3);transition:color .2s var(--ease)}
.friend-links a:hover{color:var(--lime)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;
  background:rgba(13,10,20,.88);backdrop-filter:blur(8px);
  transform:translateY(-100%);transition:transform .3s var(--ease);
  padding:96px 24px 32px;display:flex;flex-direction:column;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateY(0)}
.mobile-drawer a.drawer-link{
  font-size:22px;font-weight:900;padding:16px 0;border-bottom:1px solid var(--line-2);color:var(--text);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.mobile-drawer a.drawer-link:hover,.mobile-drawer a.drawer-link.active{color:var(--lime);padding-left:6px}
.drawer-cta{margin-top:auto;padding-top:28px}
.drawer-cta .btn{width:100%}

/* 响应式 */
@media (max-width:1023px){
  .section{padding:64px 0}
  .hero{padding:52px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-cards{grid-template-columns:1.2fr .8fr;max-width:520px}
  .split{grid-template-columns:1fr;gap:32px}
  .side-card{position:static}
  .feature{grid-template-columns:1fr}
  .feature-media{min-height:260px}
  .feature-media img{position:relative;height:260px}
  .feature-body{padding:32px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-side .btn{display:none}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section-tight{padding:40px 0}
  .hero-sub{font-size:15px}
  .stat-row{gap:22px}
  .stat b{font-size:20px}
  .rank-item{grid-template-columns:64px 1fr;gap:14px;padding:20px 6px}
  .rank-num{font-size:34px}
  .rank-go{display:none}
  .cta-band{padding:30px 24px;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .hero-cards{grid-template-columns:1fr 1fr;gap:12px;max-width:100%}
  .hero-col-side{gap:12px}
  .hero-col-side .v-card:nth-child(1){margin-right:0}
  .hero-col-side .v-card:nth-child(2){margin-left:0}
  .play{width:48px;height:48px;font-size:15px}
  .feature-body{padding:26px 20px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
}