/* roulang page: index */
:root{
  --brand:#5A2BD6;
  --brand-deep:#2B1266;
  --brand-2:#8B3BFF;
  --coral:#FF6B4A;
  --lime:#C8F14E;
  --ink:#17122B;
  --ink-2:#3A3350;
  --ink-3:#6B6480;
  --line:#E8E4F2;
  --line-soft:#EFEBF8;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --dark:#140F26;
  --dark-2:#17122B;
  --soft:#F2EEFF;
  --grad:linear-gradient(135deg,#5A2BD6 0%,#8B3BFF 52%,#FF6B4A 100%);
  --grad-soft:linear-gradient(135deg,rgba(90,43,214,.12) 0%,rgba(255,107,74,.12) 100%);
  --radius-s:12px;
  --radius:20px;
  --radius-l:24px;
  --radius-pill:999px;
  --sh-sm:0 2px 8px rgba(43,18,102,.06);
  --sh-md:0 10px 30px rgba(43,18,102,.10);
  --sh-lg:0 24px 60px rgba(43,18,102,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--coral);}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);letter-spacing:.01em;}
p{margin:0 0 1.1em;color:var(--ink-2);}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;}
::selection{background:var(--brand);color:#fff;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
@media (min-width:1440px){:root{--container:1280px;}}
.section{padding:104px 0;}
.section--tight{padding:72px 0;}
.section--soft{background:linear-gradient(180deg,#FFFFFF 0%,#F7F5FC 100%);}
.section-head{margin-bottom:40px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;}
.section-title{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:800;}
.section-title .accent{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.section-sub{margin-top:12px;font-size:15px;color:var(--ink-3);max-width:640px;}
.section-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.section-link i{font-size:12px;transition:transform .24s var(--ease);}
.section-link:hover i{transform:translateX(4px);}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--dark-2);color:rgba(255,255,255,.72);font-size:12.5px;height:36px;display:flex;align-items:center;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.topbar-left{display:flex;align-items:center;gap:10px;white-space:nowrap;}
.topbar-mark{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(200,241,78,.16);}
.topbar-roll{flex:1;overflow:hidden;text-align:center;position:relative;height:36px;line-height:36px;}
.topbar-roll-track{display:inline-block;white-space:nowrap;animation:rollText 22s linear infinite;}
.topbar-roll-track span{padding:0 28px;color:rgba(255,255,255,.6);}
@keyframes rollText{0%{transform:translateX(0);}100%{transform:translateX(-50%);}}
.topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar-right a{color:rgba(255,255,255,.72);font-size:12.5px;}
.topbar-right a:hover{color:var(--lime);}
@media (max-width:900px){.topbar-roll{display:none;}}
@media (max-width:640px){
  .topbar{height:auto;padding:8px 0;}
  .topbar .container{flex-direction:column;align-items:flex-start;gap:6px;}
  .topbar-right{flex-wrap:wrap;gap:12px;}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:#fff;transition:box-shadow .3s var(--ease),border-color .3s var(--ease);border-bottom:1px solid transparent;}
.site-header.is-stuck{border-bottom:1px solid var(--line);box-shadow:var(--sh-md);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:70px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.logo:hover{color:var(--ink);}
.logo-mark{width:36px;height:36px;border-radius:12px;background:var(--grad);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:800;box-shadow:0 8px 20px rgba(90,43,214,.28);}
.logo-text small{display:block;font-size:10.5px;font-weight:600;color:var(--ink-3);letter-spacing:.14em;line-height:1.2;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  font-size:14.5px;
  font-weight:600;
  color:var(--ink-2);
  border-radius:10px;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .26s var(--ease);
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{height:3px;background:var(--grad);transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-pill);
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;
  box-shadow:0 12px 26px rgba(90,43,214,.28);
  transition:transform .24s var(--ease),filter .24s var(--ease),box-shadow .24s var(--ease);
  border:0;cursor:pointer;
}
.nav-cta:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(90,43,214,.32);}
.nav-cta:active{transform:scale(.98);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
@media (max-width:1080px){
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,84vw);
  background:#fff;z-index:120;box-shadow:var(--sh-lg);
  transform:translateX(105%);transition:transform .34s var(--ease);
  display:flex;flex-direction:column;padding:22px 20px calc(22px + env(safe-area-inset-bottom));
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-title{font-size:15px;font-weight:700;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink-2);cursor:pointer;}
.drawer-close:hover{border-color:var(--coral);color:var(--coral);}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;padding:0 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink-2);
}
.drawer-nav a:hover{background:var(--soft);color:var(--brand);}
.drawer-nav a.is-active{background:var(--soft);color:var(--brand);}
.drawer-foot{margin-top:auto;}
.drawer-cta{display:flex;align-items:center;justify-content:center;height:50px;border-radius:var(--radius-pill);background:var(--grad);color:#fff;font-weight:700;font-size:15px;}
.scrim{position:fixed;inset:0;background:rgba(20,15,38,.5);z-index:110;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);}
.scrim.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:640px;
  display:flex;
  align-items:center;
  padding:88px 0 96px;
  background-image:linear-gradient(120deg,rgba(23,18,43,.94) 0%,rgba(43,18,102,.86) 46%,rgba(90,43,214,.68) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 82% 18%,rgba(200,241,78,.16) 0%,transparent 42%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;color:#fff;
  backdrop-filter:blur(6px);
}
.hero-badge i{color:var(--lime);font-size:11px;}
.hero h1{
  margin:22px 0 18px;
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.15;
  color:#fff;
  font-weight:800;
}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#C8F14E 0%,#FF6B4A 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.80);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;border:0;cursor:pointer;
  transition:transform .24s var(--ease),filter .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px rgba(90,43,214,.36);}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45);}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.12);transform:translateY(-2px);}
.btn-soft{background:var(--soft);color:var(--brand);border-radius:14px;height:48px;padding:0 24px;}
.btn-soft:hover{background:#E7E0FF;color:var(--brand-deep);transform:translateY(-2px);}
.btn:active{transform:scale(.98);}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;margin-top:34px;}
.hero-trust span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);}
.hero-trust i{color:var(--lime);font-size:12px;}
.hero-visual{position:relative;display:flex;flex-direction:column;gap:18px;align-items:flex-end;}
.hero-card{
  width:100%;max-width:330px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.20);
  border-radius:var(--radius);
  padding:18px 20px;
  backdrop-filter:blur(10px);
  box-shadow:0 18px 40px rgba(10,6,26,.32);
}
.hero-card:nth-child(1){transform:translateX(-18px);}
.hero-card:nth-child(2){transform:translateX(14px);}
.hero-card:nth-child(3){transform:translateX(-6px);}
.hero-card .hc-num{font-size:28px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-card .hc-num span{font-size:14px;font-weight:600;color:var(--lime);margin-left:6px;}
.hero-card .hc-label{font-size:12.5px;color:rgba(255,255,255,.66);margin-top:4px;}
.hero-card .hc-bar{height:4px;border-radius:4px;background:linear-gradient(90deg,var(--lime),var(--coral));margin-top:12px;opacity:.85;}
.metric-band{
  position:relative;z-index:3;
  margin-top:-58px;
}
.metric-band-inner{
  background:#fff;border-radius:var(--radius-l);
  box-shadow:var(--sh-lg);
  padding:26px 28px;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
}
.metric{text-align:left;padding-left:18px;border-left:2px solid var(--line-soft);}
.metric:first-child{border-left:0;padding-left:0;}
.metric b{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.1;}
.metric b span{font-size:13px;font-weight:700;color:var(--brand);margin-left:4px;}
.metric p{font-size:12.5px;color:var(--ink-3);margin:6px 0 0;}
@media (max-width:1024px){
  .hero{min-height:auto;padding:72px 0 88px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{align-items:stretch;}
  .hero-card{max-width:none;transform:none !important;}
  .metric-band{margin-top:32px;}
  .metric-band-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
  .metric:nth-child(3){border-left:0;padding-left:0;}
}
@media (max-width:640px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .hero{padding:56px 0 72px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:15px;}
  .btn{height:48px;padding:0 22px;font-size:14.5px;width:100%;}
  .hero-actions{gap:10px;}
  .metric-band-inner{grid-template-columns:1fr;gap:18px;padding:22px;}
  .metric{border-left:0;padding-left:0;border-top:1px solid var(--line-soft);padding-top:14px;}
  .metric:first-child{border-top:0;padding-top:0;}
}

/* ---------- 卖点三连 ---------- */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:start;}
.feature-side{display:flex;flex-direction:column;gap:24px;}
.feature-card{
  position:relative;background:var(--card);border:1px solid var(--line-soft);
  border-radius:var(--radius-l);padding:28px;box-shadow:var(--sh-sm);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
  overflow:hidden;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#DED6F5;}
.feature-card--big{grid-row:span 2;}
.feature-num{
  font-size:34px;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.feature-card h3{font-size:20px;margin:14px 0 10px;line-height:1.4;}
.feature-card p{font-size:14.5px;color:var(--ink-3);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.feature-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:700;color:var(--brand);}
.feature-link i{font-size:12px;transition:transform .24s var(--ease);}
.feature-card:hover .feature-link i{transform:translateX(4px);}
.feature-media{margin-top:22px;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/9;background:#EFEBF8;}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.feature-card:hover .feature-media img{transform:scale(1.04);}
.feature-side .feature-card:nth-child(2){margin-top:0;}
@media (min-width:1025px){
  .feature-side .feature-card:last-child{margin-top:24px;}
}
@media (max-width:1024px){
  .feature-grid{grid-template-columns:1fr;}
  .feature-card--big{grid-row:auto;}
}

/* ---------- 场景演示 ---------- */
.scene-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;}
.scene-media{border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--sh-lg);aspect-ratio:4/3;background:#EFEBF8;position:relative;}
.scene-media img{width:100%;height:100%;object-fit:cover;}
.scene-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,43,0) 45%,rgba(23,18,43,.55) 100%);}
.scene-tag{position:absolute;left:20px;bottom:20px;z-index:2;display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--radius-pill);background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);color:#fff;font-size:12.5px;font-weight:600;backdrop-filter:blur(8px);}
.steps{margin-top:32px;position:relative;}
.steps-track{position:absolute;left:0;right:0;top:22px;height:2px;background:var(--line);border-radius:2px;}
.steps-track-inner{height:2px;width:62%;background:var(--grad);border-radius:2px;}
.steps-list{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.step{text-align:left;}
.step-dot{
  width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;color:var(--ink-3);
  position:relative;z-index:2;font-variant-numeric:tabular-nums;
}
.step.is-current .step-dot{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px rgba(90,43,214,.28);}
.step h4{font-size:15px;margin:14px 0 6px;font-weight:700;}
.step p{font-size:13px;color:var(--ink-3);line-height:1.75;margin:0;}
@media (max-width:1024px){
  .scene-grid{grid-template-columns:1fr;gap:32px;}
  .steps-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
  .steps-track{display:none;}
}
@media (max-width:640px){
  .steps-list{grid-template-columns:1fr;gap:18px;}
  .step{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);padding:16px;box-shadow:var(--sh-sm);}
  .step h4{margin-top:2px;}
}

/* ---------- 资讯列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--sh-sm);color:var(--ink);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
  height:100%;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#DED6F5;color:var(--ink);}
.post-thumb{aspect-ratio:16/9;background:#EFEBF8;overflow:hidden;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--soft);color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.02em;
  align-self:flex-start;
}
.post-body h3{
  font-size:17px;line-height:1.5;margin:14px 0 10px;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  font-size:13.5px;color:var(--ink-3);line-height:1.8;margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--ink-3);}
.post-meta .arrow{width:30px;height:30px;border-radius:50%;background:var(--soft);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:12px;transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);}
.post-card:hover .post-meta .arrow{background:var(--grad);color:#fff;transform:translateX(2px);}
.empty-state{
  grid-column:1/-1;
  background:linear-gradient(180deg,#FBFAFF 0%,#F2EEFF 100%);
  border:1px dashed #D9D1F3;border-radius:var(--radius-l);
  padding:56px 28px;text-align:center;
}
.empty-state i{font-size:26px;color:#B9AEDD;}
.empty-state h3{font-size:18px;margin:14px 0 8px;}
.empty-state p{font-size:14px;color:var(--ink-3);margin-bottom:20px;}
@media (max-width:1024px){.post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:640px){.post-grid{grid-template-columns:1fr;}}

/* ---------- 社会认同 ---------- */
.proof-badges{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:44px;}
.proof-badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 20px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line-soft);box-shadow:var(--sh-sm);
  font-size:13.5px;font-weight:600;color:var(--ink-2);
}
.proof-badge b{font-size:17px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;}
.proof-badge b.lime{color:#7FA818;}
.proof-badge b.coral{color:var(--coral);}
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.quote-card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px;box-shadow:var(--sh-sm);transition:transform .26s var(--ease),box-shadow .26s var(--ease);}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad-soft);display:inline-flex;align-items:center;justify-content:center;color:var(--brand);font-weight:800;font-size:15px;border:1px solid #E3DAFB;}
.quote-name{font-size:14.5px;font-weight:700;}
.quote-role{font-size:12.5px;color:var(--ink-3);}
.stars{color:var(--lime);font-size:12px;letter-spacing:2px;margin-bottom:10px;}
.quote-card p{font-size:14px;color:var(--ink-2);line-height:1.85;}
.source-strip{
  margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;
}
.source-strip span{
  font-size:13px;font-weight:700;letter-spacing:.06em;color:#A79FC0;
  filter:grayscale(1);opacity:.75;transition:opacity .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.source-strip span:hover{opacity:1;color:var(--brand);transform:translateY(-2px);}
@media (max-width:1024px){.quote-grid{grid-template-columns:1fr;}}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid var(--line-soft);border-radius:16px;
  box-shadow:var(--sh-sm);overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item.is-open{border-color:#DED6F5;box-shadow:var(--sh-md);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-item.is-open .faq-q{color:var(--brand);}
.faq-icon{
  flex:none;width:28px;height:28px;border-radius:50%;background:var(--soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;
  transition:background .24s var(--ease),color .24s var(--ease),transform .3s var(--ease);
}
.faq-item.is-open .faq-icon{background:var(--grad);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease);border-left:3px solid transparent;}
.faq-item.is-open .faq-a{border-left:3px solid;border-image:var(--grad) 1;}
.faq-a-inner{padding:0 24px 22px 24px;}
.faq-a-inner p{font-size:14.5px;color:var(--ink-3);line-height:1.9;margin:0;}

/* ---------- 底部 CTA ---------- */
.cta-block{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  background-image:linear-gradient(120deg,rgba(43,18,102,.94) 0%,rgba(90,43,214,.86) 52%,rgba(255,107,74,.82) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  padding:64px 48px;color:#fff;
}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:44px;align-items:center;position:relative;z-index:2;}
.cta-block h2{color:#fff;font-size:clamp(24px,3vw,34px);line-height:1.3;}
.cta-block p{color:rgba(255,255,255,.82);font-size:15px;margin-top:14px;}
.cta-form{display:flex;gap:12px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);padding:12px;border-radius:18px;backdrop-filter:blur(8px);}
.cta-form input{
  flex:1;height:48px;border-radius:12px;border:1px solid transparent;background:rgba(255,255,255,.94);
  padding:0 16px;font-size:14.5px;color:var(--ink);
}
.cta-form input::placeholder{color:#9C94B8;}
.cta-form input:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(255,107,74,.28);}
.cta-form button{height:48px;padding:0 26px;border-radius:12px;border:0;background:var(--lime);color:#2B1266;font-weight:800;font-size:14.5px;cursor:pointer;transition:transform .24s var(--ease),filter .24s var(--ease);white-space:nowrap;}
.cta-form button:hover{filter:brightness(1.05);transform:translateY(-2px);}
.cta-note{font-size:12px;color:rgba(255,255,255,.68);margin-top:14px;}
@media (max-width:1024px){
  .cta-block{padding:44px 28px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:640px){
  .cta-form{flex-direction:column;padding:14px;}
  .cta-form button{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.66);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand .logo-mark{box-shadow:none;}
.footer-brand p{font-size:13.5px;color:rgba(255,255,255,.60);line-height:1.9;margin:18px 0 20px;max-width:300px;}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;}
.footer-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-pill);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);font-size:12px;color:rgba(255,255,255,.78);}
.footer-badge b{color:var(--lime);font-weight:800;font-variant-numeric:tabular-nums;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-col ul li{margin-bottom:2px;}
.footer-col ul a{display:inline-block;font-size:13.5px;line-height:2.2;color:rgba(255,255,255,.66);}
.footer-col ul a:hover{color:var(--lime);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:2.4;color:rgba(255,255,255,.66);}
.footer-contact i{color:var(--brand-2);font-size:14px;margin-top:9px;width:16px;text-align:center;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.50);}
.footer-bottom a{color:rgba(255,255,255,.50);}
.footer-bottom a:hover{color:var(--lime);}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:640px){
  .site-footer{padding:48px 0 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* ---------- 底部固定转化条 ---------- */
.float-bar{
  position:fixed;right:28px;bottom:28px;z-index:90;
  display:flex;align-items:center;gap:16px;
  padding:12px 14px 12px 22px;border-radius:var(--radius-pill);
  background:#fff;box-shadow:var(--sh-lg);border:1px solid var(--line-soft);
  transform:translateY(140%);opacity:0;visibility:hidden;
  transition:transform .38s var(--ease),opacity .38s var(--ease),visibility .38s var(--ease);
}
.float-bar.is-visible{transform:translateY(0);opacity:1;visibility:visible;}
.float-bar .fb-text{font-size:13.5px;font-weight:600;color:var(--ink-2);white-space:nowrap;}
.float-bar .fb-cta{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:var(--radius-pill);background:var(--grad);color:#fff;font-size:13.5px;font-weight:700;white-space:nowrap;}
.float-bar .fb-cta:hover{color:#fff;filter:brightness(1.06);}
.float-bar .fb-close{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-3);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-size:12px;}
.float-bar .fb-close:hover{border-color:var(--coral);color:var(--coral);}
@media (max-width:640px){
  .float-bar{
    left:0;right:0;bottom:0;border-radius:0;padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    justify-content:space-between;gap:10px;
  }
  .float-bar .fb-text{font-size:12.5px;overflow:hidden;text-overflow:ellipsis;}
  .float-bar .fb-cta{height:44px;padding:0 18px;}
}

/* roulang page: article */
:root{
  --bg:#0B0718;
  --bg-2:#130E27;
  --bg-3:#1A1435;
  --card:rgba(255,255,255,.045);
  --card-2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --text:#F3F0FB;
  --muted:rgba(243,240,251,.64);
  --muted-2:rgba(243,240,251,.42);
  --brand:#8B5CFF;
  --brand-deep:#5A2BD6;
  --violet:#C15CFF;
  --coral:#FF6B4A;
  --lime:#C8F14E;
  --grad:linear-gradient(135deg,#5A2BD6 0%,#8B3BFF 48%,#FF6B4A 100%);
  --grad-line:linear-gradient(90deg,#5A2BD6,#8B3BFF,#FF6B4A);
  --r-sm:12px; --r-md:16px; --r-lg:20px; --r-xl:24px; --r-pill:999px;
  --sh-sm:0 2px 10px rgba(0,0,0,.28);
  --sh-md:0 14px 36px rgba(0,0,0,.42);
  --sh-lg:0 28px 72px rgba(0,0,0,.58);
  --t:240ms cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -6%,rgba(90,43,214,.36),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(255,107,74,.14),transparent 60%);
  background-repeat:no-repeat;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),background var(--t),opacity var(--t);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:0;list-style:none;}
::selection{background:rgba(139,92,255,.45);color:#fff;}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.grid-x.grid-margin-x>.cell{width:auto;}

/* ============ 顶部信息条 ============ */
.topbar{background:#0A0616;border-bottom:1px solid rgba(255,255,255,.06);font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:36px;}
.topbar-left{display:flex;align-items:center;gap:10px;color:var(--muted);white-space:nowrap;}
.topbar-brand{color:#fff;font-weight:600;letter-spacing:.02em;}
.topbar-dot{width:4px;height:4px;border-radius:50%;background:var(--lime);}
.topbar-domain{color:var(--muted-2);}
.topbar-scroll{flex:1;display:flex;align-items:center;gap:8px;justify-content:center;color:var(--muted-2);overflow:hidden;white-space:nowrap;}
.topbar-scroll i{color:var(--coral);}
.topbar-actions{display:flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar-actions a{color:var(--muted);font-size:13px;}
.topbar-actions a:hover{color:var(--lime);}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,7,24,.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 12px 34px rgba(0,0,0,.45);background:rgba(11,7,24,.95);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:70px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:42px;height:42px;flex:none;border-radius:13px;
  background:var(--grad);color:#fff;font-weight:800;font-size:15px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px rgba(90,43,214,.45);
}
.logo-text{display:flex;flex-direction:column;font-size:17px;font-weight:700;line-height:1.2;letter-spacing:.01em;color:#fff;}
.logo-text small{font-size:9px;font-weight:500;letter-spacing:.18em;color:var(--muted-2);margin-top:3px;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;display:inline-block;padding:10px 14px;border-radius:10px;
  font-size:14.5px;color:var(--muted);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;border-radius:3px;
  background:var(--grad-line);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.05);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:#fff;}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 12px 28px rgba(139,59,255,.36);
  transition:transform var(--t),box-shadow var(--t),filter var(--t);
}
.nav-cta:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 18px 38px rgba(139,59,255,.46);}
.nav-cta:active{transform:scale(.98);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-2);
  background:rgba(255,255,255,.05);color:#fff;font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(255,255,255,.1);}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(5,3,12,.66);z-index:95;
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);z-index:96;
  background:var(--bg-2);border-left:1px solid var(--line);
  padding:22px 20px 28px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(102%);transition:transform var(--t);overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--line-2);
  background:rgba(255,255,255,.05);color:#fff;font-size:16px;cursor:pointer;
}
.drawer-menu{display:flex;flex-direction:column;}
.drawer-menu a{
  display:flex;align-items:center;height:52px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--muted);border-bottom:1px solid rgba(255,255,255,.05);
}
.drawer-menu a.is-active{color:#fff;background:rgba(139,92,255,.16);border-bottom-color:transparent;}
.drawer-menu a:hover{color:#fff;background:rgba(255,255,255,.06);}
.drawer-cta{
  margin-top:auto;display:flex;align-items:center;justify-content:center;
  height:52px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:600;
  box-shadow:0 14px 30px rgba(139,59,255,.36);
}

/* ============ 面包屑 & 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;
  padding:36px 0 52px;
  background-image:linear-gradient(115deg,rgba(11,7,24,.94) 0%,rgba(19,14,39,.90) 46%,rgba(11,7,24,.96) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(680px 300px at 88% 0%,rgba(139,92,255,.24),transparent 70%);
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);margin-bottom:22px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb .sep{color:rgba(255,255,255,.24);}
.breadcrumb .current{color:#fff;font-weight:600;}
.breadcrumb .cat{
  display:inline-flex;align-items:center;gap:9px;color:#fff;font-weight:600;
}
.breadcrumb .cat::before{content:"";width:4px;height:15px;border-radius:4px;background:var(--grad-line);}
.art-head{max-width:820px;}
.art-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:var(--r-pill);
  background:rgba(139,92,255,.16);border:1px solid rgba(139,92,255,.34);
  color:#D8C6FF;font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.art-title{
  font-size:clamp(28px,4vw,46px);line-height:1.2;font-weight:800;color:#fff;
  margin:18px 0 20px;letter-spacing:-.01em;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:var(--muted-2);}
.meta-row .m{display:inline-flex;align-items:center;gap:7px;}
.meta-row .m i{color:var(--brand);font-size:13px;}
.meta-row .divider{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.24);}
.art-cover{margin-top:34px;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-lg);}
.art-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 主体布局 ============ */
.article-main{padding:64px 0 96px;}
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;}
@media (min-width:1200px){
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;}
}
.article-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px 34px 40px;box-shadow:var(--sh-md);
}
@media (max-width:640px){ .article-panel{padding:24px 20px 30px;} }

/* ============ 正文排版 ============ */
.prose{font-size:16.5px;line-height:1.95;color:rgba(243,240,251,.88);word-break:break-word;}
.prose p{margin:0 0 1.2em;}
.prose h2{
  position:relative;font-size:clamp(21px,2.4vw,27px);line-height:1.35;font-weight:700;color:#fff;
  margin:2.1em 0 .8em;padding-left:16px;
}
.prose h2:first-child{margin-top:0;}
.prose h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--grad-line);
}
.prose h3{font-size:19px;font-weight:600;color:#fff;margin:1.8em 0 .6em;}
.prose h4{font-size:17px;font-weight:600;color:#E4DCFF;margin:1.5em 0 .5em;}
.prose ul,.prose ol{margin:0 0 1.35em;padding-left:1.3em;}
.prose ul{list-style:square;}
.prose ol{list-style:decimal;}
.prose li{margin:.45em 0;}
.prose ul li::marker{color:var(--brand);}
.prose ol li::marker{color:var(--coral);font-weight:700;}
.prose blockquote{
  margin:1.7em 0;padding:18px 24px;border-left:4px solid var(--brand);
  background:rgba(139,92,255,.10);border-radius:0 16px 16px 0;color:rgba(243,240,251,.92);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{border-radius:16px;margin:1.7em auto;box-shadow:var(--sh-sm);}
.prose figure{margin:1.7em 0;}
.prose figcaption{font-size:12.5px;color:var(--muted-2);text-align:center;margin-top:10px;}
.prose a{color:#B79BFF;border-bottom:1px solid rgba(183,155,255,.5);}
.prose a:hover{color:var(--coral);border-bottom-color:var(--coral);}
.prose strong{color:#fff;font-weight:700;}
.prose table{
  width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;
  border:1px solid var(--line);border-radius:14px;margin:1.8em 0;font-size:14.5px;
}
.prose th{background:rgba(139,92,255,.16);color:#fff;font-weight:600;text-align:left;}
.prose th,.prose td{padding:12px 16px;border-bottom:1px solid var(--line);}
.prose tr:last-child td{border-bottom:none;}
.prose tr:nth-child(even) td{background:rgba(255,255,255,.025);}
.prose code{background:rgba(139,92,255,.18);color:#E8DDFF;padding:2px 7px;border-radius:6px;font-size:.9em;}
.prose hr{border:none;height:1px;background:var(--line);margin:2.2em 0;}
.empty-state{padding:26px 0 8px;text-align:center;}
.empty-state h2{font-size:22px;color:#fff;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:22px;}

/* ============ 标签与操作 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:28px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line-2);
  font-size:12.5px;color:var(--muted);
}
.tag:hover{color:#fff;border-color:rgba(200,241,78,.5);background:rgba(200,241,78,.10);}
.tag i{color:var(--lime);font-size:11px;}
.action-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform var(--t),box-shadow var(--t),filter var(--t),background var(--t),border-color var(--t),color var(--t);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 32px rgba(139,59,255,.34);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.07);box-shadow:0 20px 40px rgba(139,59,255,.46);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line-2);color:var(--text);border-radius:14px;}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(200,241,78,.45);color:#fff;transform:translateY(-2px);}

/* ============ 侧栏 ============ */
.side-col{display:none;}
@media (min-width:1200px){ .side-col{display:block;position:sticky;top:96px;} }
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;margin-bottom:20px;box-shadow:var(--sh-sm);
}
.side-card h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.03em;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:4px;background:var(--grad-line);}
.toc-list{display:flex;flex-direction:column;gap:4px;}
.toc-list a{
  display:block;padding:9px 12px;border-radius:10px;font-size:13.5px;color:var(--muted);
  border-left:2px solid transparent;
}
.toc-list a:hover{color:#fff;background:rgba(255,255,255,.06);border-left-color:var(--brand);}
.side-meta{display:flex;flex-direction:column;gap:12px;font-size:13px;color:var(--muted);}
.side-meta div{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:11px;border-bottom:1px dashed rgba(255,255,255,.09);}
.side-meta div:last-child{border-bottom:none;padding-bottom:0;}
.side-meta b{color:#fff;font-weight:600;}
.hot-list{display:flex;flex-direction:column;gap:14px;}
.hot-item{display:flex;gap:12px;align-items:flex-start;}
.hot-item .num{
  flex:none;width:22px;height:22px;border-radius:7px;display:flex;align-items:center;justify-content:center;
  font-size:11.5px;font-weight:800;background:rgba(139,92,255,.18);color:#C9B4FF;
}
.hot-item:nth-child(1) .num{background:var(--grad);color:#fff;}
.hot-item:nth-child(2) .num{background:rgba(200,241,78,.16);color:var(--lime);}
.hot-item a{font-size:13.5px;line-height:1.6;color:var(--muted);}
.hot-item a:hover{color:#fff;}

/* ============ 上下篇 ============ */
.postnav{display:grid;grid-template-columns:1fr;gap:16px;margin-top:54px;}
@media (min-width:768px){ .postnav{grid-template-columns:1fr 1fr;} }
.postnav-card{
  display:flex;flex-direction:column;gap:8px;
  padding:22px 24px;border-radius:var(--r-lg);
  background:var(--card);border:1px solid var(--line);
  transition:transform var(--t),border-color var(--t),background var(--t),box-shadow var(--t);
}
.postnav-card:hover{transform:translateY(-3px);border-color:rgba(139,92,255,.45);background:var(--card-2);box-shadow:var(--sh-md);}
.postnav-card .dir{font-size:12px;color:var(--muted-2);letter-spacing:.06em;display:flex;align-items:center;gap:8px;}
.postnav-card .dir i{color:var(--coral);}
.postnav-card h4{font-size:16px;font-weight:600;color:#fff;line-height:1.5;}
.postnav-card.end{justify-content:center;align-items:flex-start;color:var(--muted-2);}

/* ============ 相关推荐 ============ */
.related{margin-top:72px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.sec-head h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;color:#fff;line-height:1.3;}
.sec-head p{font-size:13.5px;color:var(--muted-2);margin-top:8px;}
.sec-link{font-size:13.5px;color:var(--muted);white-space:nowrap;}
.sec-link:hover{color:var(--lime);}
.related .cell{margin-bottom:24px;}
.card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t),background var(--t);
}
.card:hover{transform:translateY(-4px);border-color:rgba(139,92,255,.42);background:var(--card-2);box-shadow:var(--sh-md);}
.card-cover{position:relative;overflow:hidden;aspect-ratio:16/9;background:rgba(139,92,255,.10);}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.card:hover .card-cover img{transform:scale(1.05);}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;gap:10px;}
.chip{
  align-self:flex-start;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(139,92,255,.16);color:#CDB8FF;font-size:11.5px;font-weight:600;letter-spacing:.02em;
}
.card-body h3{
  font-size:16px;font-weight:600;line-height:1.55;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  font-size:13.5px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted-2);}
.card-foot i{color:var(--coral);transition:transform var(--t);}
.card:hover .card-foot i{transform:translateX(4px);}

/* ============ CTA 区 ============ */
.cta-band{margin-top:88px;position:relative;overflow:hidden;border-radius:var(--r-xl);border:1px solid rgba(139,92,255,.32);}
.cta-inner{
  position:relative;z-index:2;padding:52px 40px;text-align:center;
  background-image:linear-gradient(135deg,rgba(90,43,214,.92),rgba(139,59,255,.80) 48%,rgba(255,107,74,.78));
}
.cta-inner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 220px at 20% 10%,rgba(255,255,255,.20),transparent 70%);
}
.cta-inner h2{position:relative;z-index:3;font-size:clamp(22px,3vw,32px);font-weight:800;color:#fff;line-height:1.3;}
.cta-inner p{position:relative;z-index:3;margin:14px auto 26px;max-width:640px;font-size:15px;color:rgba(255,255,255,.88);}
.cta-actions{position:relative;z-index:3;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.btn-white{background:#fff;color:#3A1A9E;border-radius:var(--r-pill);}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,0,0,.28);}
.btn-line{border:1px solid rgba(255,255,255,.7);color:#fff;border-radius:14px;background:rgba(255,255,255,.08);}
.btn-line:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);}
@media (max-width:640px){ .cta-inner{padding:38px 22px;} }

/* ============ 页脚 ============ */
.site-footer{background:#08050F;border-top:1px solid rgba(255,255,255,.08);padding:64px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:38px;}
@media (min-width:768px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;} }
.footer-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.5);margin:18px 0 20px;max-width:340px;}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;}
.footer-badge{
  padding:7px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.09);font-size:12px;color:rgba(255,255,255,.6);
}
.footer-badge b{color:var(--lime);font-weight:700;margin-right:3px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:13.5px;color:rgba(255,255,255,.55);}
.footer-col ul a:hover{color:var(--lime);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:rgba(255,255,255,.55);line-height:1.7;}
.footer-contact i{color:var(--brand);font-size:14px;margin-top:5px;}
.footer-bottom{
  margin-top:52px;padding:20px 0;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12px;color:rgba(255,255,255,.42);
}

/* ============ 底部悬浮转化条 ============ */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:90;
  display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 22px;border-radius:var(--r-pill);
  background:rgba(19,14,39,.95);border:1px solid var(--line-2);
  box-shadow:var(--sh-lg);backdrop-filter:blur(12px);
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta .fc-text{font-size:13.5px;color:var(--muted);white-space:nowrap;}
.float-cta .fc-btn{
  padding:10px 20px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-size:13.5px;font-weight:600;
  box-shadow:0 10px 24px rgba(139,59,255,.36);white-space:nowrap;
}
.float-cta .fc-btn:hover{filter:brightness(1.08);transform:translateY(-1px);}
.float-cta .fc-close{
  width:32px;height:32px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(255,255,255,.08);color:var(--muted);font-size:13px;
}
.float-cta .fc-close:hover{background:rgba(255,255,255,.16);color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .nav-menu a{padding:10px 11px;font-size:14px;}
  .nav-cta{padding:10px 18px;font-size:13.5px;}
}
@media (max-width:1023px){
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .topbar-scroll{display:none;}
  .container{padding:0 24px;}
  .article-main{padding:52px 0 76px;}
  .related{margin-top:56px;}
}
@media (max-width:767px){
  .topbar-inner{min-height:34px;font-size:12.5px;}
  .topbar-actions{gap:14px;}
  .topbar-actions a:nth-child(3){display:none;}
  .nav-wrap{min-height:64px;gap:14px;}
  .logo-mark{width:38px;height:38px;font-size:13.5px;border-radius:11px;}
  .logo-text{font-size:15px;}
  .nav-cta{display:none;}
  .container{padding:0 20px;}
  .article-hero{padding:26px 0 40px;}
  .art-title{font-size:27px;}
  .article-panel{padding:22px 18px 28px;border-radius:var(--r-lg);}
  .prose{font-size:15.5px;line-height:1.9;}
  .article-main{padding:40px 0 64px;}
  .cta-inner{padding:34px 20px;}
  .site-footer{padding-top:48px;margin-top:64px;}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;padding:10px 16px;gap:12px;justify-content:space-between;
  }
  .float-cta .fc-text{font-size:12.5px;overflow:hidden;text-overflow:ellipsis;}
  .float-cta .fc-close{display:none;}
}
@media (max-width:520px){
  .meta-row{font-size:12.5px;gap:8px;}
  .meta-row .divide-hide{display:none;}
  .breadcrumb{font-size:12.5px;}
  .postnav-card{padding:18px 18px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .action-row .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --brand:#5A2BD6;
  --brand-deep:#2B1266;
  --violet:#8B3BFF;
  --coral:#FF6B4A;
  --lime:#C8F14E;
  --ink:#17122B;
  --ink-2:#3A3350;
  --ink-3:#6B6480;
  --line:#E8E4F2;
  --line-2:#EFEBF8;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --soft:#F2EEFF;
  --dark:#140F26;
  --grad:linear-gradient(135deg,#5A2BD6 0%,#8B3BFF 52%,#FF6B4A 100%);
  --r-card:20px;
  --r-lg:24px;
  --r-pill:999px;
  --r-btn:999px;
  --r-btn-2:14px;
  --r-input:12px;
  --sh-sm:0 2px 8px rgba(43,18,102,.06);
  --sh-md:0 10px 30px rgba(43,18,102,.10);
  --sh-lg:0 24px 60px rgba(43,18,102,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;color:var(--ink-2);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:var(--coral)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;line-height:1.25;letter-spacing:-.01em}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(255,255,255,.72);font-size:12.5px;height:36px;display:flex;align-items:center;position:relative;z-index:60}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:36px}
.topbar-left{display:flex;align-items:center;gap:10px;white-space:nowrap}
.topbar-brand{color:#fff;font-weight:600;letter-spacing:.02em}
.topbar-dot{width:4px;height:4px;border-radius:50%;background:var(--lime);display:inline-block}
.topbar-domain{color:rgba(255,255,255,.45);font-variant-numeric:tabular-nums}
.topbar-marquee{flex:1;overflow:hidden;text-align:center;color:rgba(255,255,255,.6)}
.topbar-marquee span{display:inline-block;white-space:nowrap;animation:marquee 22s linear infinite}
@keyframes marquee{0%{transform:translateX(18%)}100%{transform:translateX(-58%)}}
.topbar-links{display:flex;align-items:center;gap:18px;white-space:nowrap}
.topbar-links a{color:rgba(255,255,255,.72);font-size:12.5px}
.topbar-links a:hover{color:var(--lime)}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid transparent;transition:box-shadow .3s var(--ease),border-color .3s var(--ease)}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-md)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:70px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;letter-spacing:.04em;box-shadow:0 8px 20px rgba(90,43,214,.32)}
.logo-text{display:flex;flex-direction:column;font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.2;letter-spacing:-.01em}
.logo-text small{font-size:9.5px;font-weight:600;letter-spacing:.14em;color:var(--ink-3);margin-top:3px}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-menu a{position:relative;display:inline-block;padding:10px 14px;font-size:15px;font-weight:600;color:var(--ink-2);border-radius:10px}
.nav-menu a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.nav-menu a:hover{color:var(--brand)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--brand)}
.nav-menu a.is-active::after{height:3px;background:var(--grad);transform:scaleX(1)}
.nav-cta{display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 20px;border-radius:var(--r-btn);background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;box-shadow:0 8px 22px rgba(90,43,214,.3);transition:transform .24s var(--ease),filter .24s var(--ease),box-shadow .24s var(--ease)}
.nav-cta:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 12px 28px rgba(90,43,214,.36)}
.nav-cta:active{transform:scale(.98)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--ink);background:#fff;align-items:center;justify-content:center;font-size:17px}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}

/* 移动抽屉 */
.nav-drawer{position:fixed;top:0;right:0;width:300px;max-width:86vw;height:100%;background:#fff;z-index:80;transform:translateX(102%);transition:transform .34s var(--ease);display:flex;flex-direction:column;padding:20px;box-shadow:var(--sh-lg)}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);font-size:16px;color:var(--ink)}
.drawer-nav{display:flex;flex-direction:column;padding:12px 0;flex:1}
.drawer-nav a{height:52px;display:flex;align-items:center;font-size:15.5px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line-2)}
.drawer-nav a.is-active{color:var(--brand)}
.drawer-cta{height:48px;display:flex;align-items:center;justify-content:center;border-radius:var(--r-btn);background:var(--grad);color:#fff;font-weight:700}
.drawer-cta:hover{color:#fff}
.drawer-mask{position:fixed;inset:0;background:rgba(23,18,43,.45);z-index:70;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 通用组件 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-btn);font-size:15.5px;font-weight:700;transition:transform .24s var(--ease),filter .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(90,43,214,.32)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 34px rgba(90,43,214,.4)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line);border-radius:var(--r-btn-2)}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.36)}
.btn-light:hover{color:#fff;background:rgba(255,255,255,.24);transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:var(--r-pill)}
.tag{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--soft);color:var(--brand);font-size:12.5px;font-weight:600;letter-spacing:.02em}
.tag-lime{background:rgba(200,241,78,.22);color:#4c6b00}
.tag-coral{background:rgba(255,107,74,.14);color:#c8391b}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.06em;margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--grad)}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.section-head p{font-size:16.5px;color:var(--ink-3);margin:0}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.lead{font-size:17px;color:var(--ink-2)}

/* ============ 分类 Hero ============ */
.cat-hero{position:relative;overflow:hidden;background:var(--dark);color:#fff;padding:56px 0 52px;min-height:320px}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.34}
.cat-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(20,15,38,.96) 0%,rgba(43,18,102,.86) 48%,rgba(90,43,214,.55) 100%)}
.cat-hero .container{position:relative;z-index:2}
.cat-hero h1{color:#fff;font-size:clamp(28px,3.8vw,44px);margin-bottom:16px;max-width:20em}
.cat-hero .crumb{font-size:13px;color:rgba(255,255,255,.62);margin-bottom:16px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.cat-hero .crumb a{color:rgba(255,255,255,.75)}
.cat-hero .crumb a:hover{color:var(--lime)}
.cat-hero .crumb .sep{color:rgba(255,255,255,.3)}
.cat-hero .crumb .now{color:#fff}
.cat-hero p.sub{color:rgba(255,255,255,.8);font-size:16.5px;max-width:620px;margin-bottom:26px}
.hero-hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-media{position:relative}
.hero-media img{border-radius:var(--r-lg);box-shadow:var(--sh-lg);aspect-ratio:16/10;object-fit:cover;width:100%}
.hero-badges{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.hero-badge{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:12px 16px;backdrop-filter:blur(6px)}
.hero-badge b{font-size:24px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1;min-width:52px}
.hero-badge span{font-size:13px;color:rgba(255,255,255,.82)}

/* ============ 要点胶囊条 ============ */
.pill-bar{background:#fff;border-bottom:1px solid var(--line)}
.pill-bar-inner{display:flex;flex-wrap:wrap;gap:12px;padding:20px 0}
.pill{display:inline-flex;align-items:center;gap:9px;padding:10px 18px;border-radius:var(--r-pill);background:var(--soft);color:var(--ink);font-size:13.5px;font-weight:600}
.pill i{color:var(--brand);font-size:14px}
.pill:nth-child(2){background:rgba(200,241,78,.2)}
.pill:nth-child(2) i{color:#5c7f00}
.pill:nth-child(3){background:rgba(255,107,74,.12)}
.pill:nth-child(3) i{color:#d8441f}

/* ============ 图文交替 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:80px}
.split.reverse .split-media{order:2}
.split.reverse .split-body{order:1}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-md)}
.split-media{position:relative}
.split-media::after{content:"";position:absolute;left:-14px;bottom:-14px;width:96px;height:96px;border-radius:20px;background:var(--grad);opacity:.14;z-index:-1}
.split-body h3{font-size:clamp(20px,2.2vw,24px);margin-bottom:14px}
.split-body p{font-size:16px;color:var(--ink-2)}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:14px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px}
.check-list li i{color:var(--brand);font-size:15px;margin-top:5px;flex-shrink:0}
.check-list li b{display:block;color:var(--ink);font-weight:700;margin-bottom:2px}
.check-list li span{color:var(--ink-3);font-size:14.5px}

/* ============ 对照卡 ============ */
.compare-wrap{margin-top:72px}
.compare-card{display:grid;grid-template-columns:1fr 1fr;gap:0;background:#fff;border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm)}
.compare-col{padding:34px 32px}
.compare-col + .compare-col{border-left:1px solid var(--line-2)}
.compare-head{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--ink);margin-bottom:20px}
.compare-head .dot{width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:13px;color:#fff}
.compare-col.ok .dot{background:#17B26A}
.compare-col.warn .dot{background:#F79009}
.compare-col.ok{background:linear-gradient(180deg,rgba(23,178,106,.05),transparent 60%)}
.compare-col.warn{background:linear-gradient(180deg,rgba(247,144,9,.06),transparent 60%)}
.compare-list li{position:relative;padding-left:20px;margin-bottom:14px;font-size:15px;color:var(--ink-2)}
.compare-list li:last-child{margin-bottom:0}
.compare-list li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:7px;border-radius:2px;background:var(--brand)}
.compare-col.warn .compare-list li::before{background:var(--coral)}

/* ============ 数据徽章带 ============ */
.stat-band{margin-top:80px;background:var(--dark);border-radius:var(--r-lg);padding:38px 32px;position:relative;overflow:hidden}
.stat-band::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 240px at 12% 0%,rgba(139,59,255,.35),transparent 70%)}
.stat-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{text-align:left;padding-right:16px;border-right:1px solid rgba(255,255,255,.1)}
.stat-item:last-child{border-right:0}
.stat-item b{display:block;font-size:30px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.1}
.stat-item b em{font-style:normal;font-size:14px;color:var(--lime);margin-left:4px;font-weight:700}
.stat-item span{display:block;font-size:13px;color:rgba(255,255,255,.62);margin-top:8px}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line-2);border-radius:16px;overflow:hidden;transition:box-shadow .26s var(--ease),transform .26s var(--ease)}
.faq-item:hover{box-shadow:var(--sh-sm)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;padding:20px 24px;font-size:16px;font-weight:700;color:var(--ink);position:relative}
.faq-q:hover{color:var(--brand)}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-item.is-open{box-shadow:var(--sh-md)}
.faq-q .plus{position:relative;width:26px;height:26px;flex-shrink:0;border-radius:50%;background:var(--soft);transition:background .26s var(--ease),transform .3s var(--ease)}
.faq-q .plus::before,.faq-q .plus::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transform:translate(-50%,-50%)}
.faq-q .plus::before{width:12px;height:2px}
.faq-q .plus::after{width:2px;height:12px;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.faq-item.is-open .plus{background:var(--grad);transform:rotate(180deg)}
.faq-item.is-open .plus::before{background:#fff}
.faq-item.is-open .plus::after{background:#fff;transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .36s var(--ease)}
.faq-a-inner{padding:0 24px 22px;font-size:15.5px;color:var(--ink-2);border-left:3px solid transparent}
.faq-item.is-open .faq-a-inner{border-left:3px solid var(--brand);padding-left:21px;background:linear-gradient(90deg,rgba(90,43,214,.035),transparent)}
.faq-item.is-open .faq-a-inner{margin-left:24px;padding-left:16px}

/* ============ CTA ============ */
.cta-band{background:var(--grad);border-radius:var(--r-lg);padding:56px 48px;color:#fff;position:relative;overflow:hidden;box-shadow:0 24px 60px rgba(90,43,214,.26)}
.cta-band::before{content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border-radius:50%;border:1px solid rgba(255,255,255,.18)}
.cta-band::after{content:"";position:absolute;right:40px;bottom:-120px;width:260px;height:260px;border-radius:50%;border:1px solid rgba(255,255,255,.14)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(24px,2.8vw,32px);margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.86);font-size:16px;margin-bottom:22px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-form{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);border-radius:var(--r-card);padding:22px}
.cta-form label{display:block;font-size:13.5px;font-weight:600;color:rgba(255,255,255,.86);margin-bottom:10px}
.cta-input-row{display:flex;gap:10px}
.cta-input-row input{flex:1;height:48px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.94);padding:0 14px;font-size:15px;color:var(--ink)}
.cta-input-row input::placeholder{color:#9a94ac}
.cta-input-row input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,241,78,.28)}
.cta-privacy{font-size:12px;color:rgba(255,255,255,.66);margin:14px 0 0}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:72px 0 28px;margin-top:96px;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 300px at 88% 0%,rgba(90,43,214,.28),transparent 70%)}
.site-footer .container{position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.58);margin:18px 0 20px;max-width:340px;line-height:1.9}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px}
.footer-badge{font-size:12.5px;color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-pill);padding:6px 14px}
.footer-badge b{color:var(--lime);font-weight:700;margin-right:4px}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{font-size:13.5px;color:rgba(255,255,255,.66)}
.footer-col ul li a:hover{color:var(--lime)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:14px;line-height:1.7}
.footer-contact li i{color:var(--violet);margin-top:5px;font-size:13px;width:16px;text-align:center}
.footer-bottom{margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.5)}

/* ============ 底部转化条 ============ */
.float-cta{position:fixed;right:28px;bottom:28px;z-index:90;display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:10px 12px 10px 22px;box-shadow:var(--sh-lg);transform:translateY(140%);opacity:0;transition:transform .4s var(--ease),opacity .4s var(--ease)}
.float-cta.is-show{transform:translateY(0);opacity:1}
.float-text{font-size:14px;font-weight:600;color:var(--ink)}
.float-close{width:32px;height:32px;border-radius:50%;background:var(--soft);color:var(--ink-3);font-size:13px}
.float-close:hover{background:var(--coral);color:#fff}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .nav-menu a{padding:10px 10px;font-size:14.5px}
}
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-toggle{display:inline-flex}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .split.reverse .split-body{order:1}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(3){border-right:1px solid rgba(255,255,255,.1)}
  .cta-inner{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .section{padding:72px 0}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .container{padding:0 20px}
  .topbar-marquee{display:none}
  .topbar-links a:nth-child(2){display:none}
  .cat-hero{padding:40px 0 44px;min-height:0}
  .cat-hero h1{font-size:26px}
  .compare-card{grid-template-columns:1fr}
  .compare-col + .compare-col{border-left:0;border-top:1px solid var(--line-2)}
  .cta-band{padding:38px 24px}
  .cta-input-row{flex-direction:column}
  .cta-input-row .btn{width:100%}
  .float-cta{right:12px;left:12px;bottom:12px;border-radius:18px;justify-content:space-between;padding:10px 10px 10px 18px}
  .float-text{font-size:13.5px}
  .footer-bottom{flex-direction:column;gap:8px}
  .nav-cta{display:none}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr;gap:20px}
  .stat-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:16px}
  .stat-item:last-child{border-bottom:0;padding-bottom:0}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .hero-hero-actions .btn{width:100%}
  .logo-text{font-size:15px}
  .nav-wrap{height:64px}
}

/* roulang page: category3 */
:root{
  --purple:#5A2BD6;
  --purple-deep:#2B1266;
  --purple-soft:#F2EEFF;
  --coral:#FF6B4A;
  --lime:#C8F14E;
  --ink:#17122B;
  --ink-2:#3A3350;
  --ink-3:#6B6480;
  --line:#E8E4F2;
  --line-2:#EFEBF8;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --dark:#140F26;
  --grad:linear-gradient(135deg,#5A2BD6 0%,#8B3BFF 52%,#FF6B4A 100%);
  --grad-soft:linear-gradient(90deg,#5A2BD6,#8B3BFF 55%,#FF6B4A);
  --r-sm:14px;
  --r:20px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-sm:0 2px 8px rgba(43,18,102,.06);
  --sh-md:0 10px 30px rgba(43,18,102,.10);
  --sh-lg:0 24px 60px rgba(43,18,102,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}
@media (min-width:1440px){:root{--container:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--dark);color:rgba(255,255,255,.72);font-size:12.5px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:34px;}
.topbar-brand{display:flex;align-items:center;gap:8px;white-space:nowrap;color:#fff;font-weight:600;}
.topbar-brand i{color:var(--lime);font-size:12px;}
.topbar-brand em{font-style:normal;color:rgba(255,255,255,.42);font-size:11.5px;letter-spacing:.04em;}
.topbar-ticker{flex:1;text-align:center;color:rgba(255,255,255,.6);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.topbar-ticker b{color:var(--lime);font-weight:700;}
.topbar-links{display:flex;align-items:center;gap:16px;white-space:nowrap;}
.topbar-links a{transition:color .2s var(--ease);}
.topbar-links a:hover{color:var(--lime);}
@media (max-width:900px){.topbar-ticker{display:none;}}
@media (max-width:640px){
  .topbar-inner{height:36px;gap:10px;}
  .topbar-brand em{display:none;}
  .topbar-links{gap:12px;font-size:12px;}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid transparent;transition:box-shadow .24s var(--ease),border-color .24s var(--ease);}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-md);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;background:var(--grad);color:#fff;font-size:13px;font-weight:800;letter-spacing:.02em;box-shadow:0 8px 20px rgba(90,43,214,.30);}
.logo-text{display:flex;flex-direction:column;font-size:16px;font-weight:800;line-height:1.15;color:var(--ink);}
.logo-text small{font-size:9px;font-weight:600;letter-spacing:.14em;color:var(--ink-3);margin-top:2px;}
.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-menu a{position:relative;padding:10px 14px;font-size:14.5px;font-weight:600;color:var(--ink-2);border-radius:10px;transition:color .2s var(--ease);}
.nav-menu a::after{content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;border-radius:2px;background:var(--grad-soft);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);}
.nav-menu a:hover{color:var(--purple);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--purple);}
.nav-menu a.is-active::after{height:3px;transform:scaleX(1);}
.nav-cta{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;box-shadow:0 12px 26px rgba(90,43,214,.30);transition:transform .24s var(--ease),filter .24s var(--ease);}
.nav-cta:hover{transform:translateY(-2px);filter:brightness(1.06);}
.nav-cta:active{transform:scale(.98);}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--ink);font-size:17px;align-items:center;justify-content:center;transition:border-color .2s var(--ease),color .2s var(--ease);}
.nav-toggle:hover{border-color:var(--purple);color:var(--purple);}
@media (max-width:1023px){
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:640px){
  .nav-wrap{height:64px;gap:10px;}
  .logo-mark{width:36px;height:36px;border-radius:11px;font-size:12px;}
  .logo-text{font-size:14px;}
  .logo-text small{display:none;}
  .nav-cta{display:none;}
}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(20,15,38,.5);opacity:0;visibility:hidden;transition:.3s var(--ease);z-index:70;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:71;transform:translateX(104%);transition:transform .34s var(--ease);display:flex;flex-direction:column;padding:22px 20px;box-shadow:var(--sh-lg);}
.drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head span{font-weight:800;font-size:16px;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:16px;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;height:52px;font-size:15.5px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line-2);}
.drawer-nav a.is-active{color:var(--purple);}
.drawer-nav a i{font-size:12px;color:var(--ink-3);}
.drawer-cta{margin-top:auto;display:flex;align-items:center;justify-content:center;height:50px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:700;box-shadow:0 12px 26px rgba(90,43,214,.28);}

/* ---------- 分类首屏 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--dark);color:#fff;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.55;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(20,15,38,.95) 0%,rgba(43,18,102,.88) 46%,rgba(90,43,214,.66) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;gap:34px;padding:44px 0 54px;}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:1.12fr .88fr;align-items:center;gap:48px;padding:52px 0 58px;min-height:340px;}
}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:16px;}
.breadcrumb a{transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb i{font-size:9px;opacity:.6;}
.breadcrumb .is-current{color:#fff;font-weight:600;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);font-size:12.5px;font-weight:600;letter-spacing:.02em;margin-bottom:18px;}
.hero-eyebrow i{color:var(--lime);font-size:11px;}
.page-hero h1{font-size:clamp(26px,4vw,42px);line-height:1.18;margin-bottom:16px;}
.page-hero h1 em{font-style:normal;background:var(--grad-soft);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.78);max-width:520px;margin-bottom:24px;}
@media (min-width:1024px){.hero-sub{font-size:16.5px;}}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:48px;padding:0 26px;border-radius:var(--r-pill);font-size:15px;font-weight:700;transition:transform .24s var(--ease),filter .24s var(--ease),background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px rgba(90,43,214,.30);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border:1px solid rgba(255,255,255,.42);color:#fff;background:rgba(255,255,255,.06);}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);}
.btn-outline{border:1px solid var(--line);color:var(--purple);background:#fff;}
.btn-outline:hover{border-color:var(--purple);transform:translateY(-2px);box-shadow:var(--sh-md);}

.hero-side{position:relative;}
.hero-shot{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-lg);border:1px solid rgba(255,255,255,.18);}
.hero-shot img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px;}
.chip{display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:var(--r-pill);background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);font-size:12.5px;color:rgba(255,255,255,.78);}
.chip b{font-size:18px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1;}

/* ---------- 要点胶囊条 ---------- */
.pill-bar-wrap{background:#fff;border-bottom:1px solid var(--line);}
.pill-bar{display:flex;flex-wrap:wrap;gap:12px;padding:20px 0;}
.pill{display:inline-flex;align-items:center;gap:9px;padding:10px 18px;border-radius:var(--r-pill);background:var(--purple-soft);border:1px solid #E3DAFF;font-size:13.5px;font-weight:600;color:var(--purple-deep);}
.pill i{color:var(--purple);font-size:12px;}
.pill:nth-child(2){padding-right:26px;}
.pill:nth-child(4){background:#FFF1EC;border-color:#FFD9CE;color:#A8391D;}
.pill:nth-child(4) i{color:var(--coral);}

/* ---------- 主体布局 ---------- */
.layout{display:grid;gap:40px;padding:56px 0 24px;}
@media (min-width:768px){.layout{padding:72px 0 28px;}}
@media (min-width:1200px){
  .layout{grid-template-columns:minmax(0,1fr) 238px;gap:52px;align-items:start;padding:84px 0 32px;}
}
.section + .section{margin-top:64px;}
@media (min-width:768px){.section + .section{margin-top:84px;}}
.section-head{max-width:720px;margin-bottom:28px;}
.section-head h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:12px;}
.section-head p{color:var(--ink-3);font-size:15px;line-height:1.9;}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--purple);letter-spacing:.04em;margin-bottom:10px;}
.section-tag::before{content:"";width:18px;height:3px;border-radius:3px;background:var(--grad-soft);}

/* ---------- 侧栏锚点 ---------- */
.side-anchors{display:none;}
@media (min-width:1200px){.side-anchors{display:block;position:sticky;top:96px;}}
.anchor-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--sh-sm);}
.anchor-card h4{font-size:14px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.anchor-card h4 i{color:var(--purple);font-size:12px;}
.anchor-list a{display:block;padding:8px 0 8px 14px;font-size:13.5px;color:var(--ink-2);border-left:2px solid var(--line);transition:color .2s var(--ease),border-color .2s var(--ease);}
.anchor-list a:hover{color:var(--purple);border-left-color:var(--purple);}
.anchor-note{margin-top:18px;padding:14px;border-radius:var(--r-sm);background:var(--purple-soft);font-size:12.5px;line-height:1.8;color:var(--purple-deep);}

/* ---------- 不等高卡片矩阵 ---------- */
.mosaic{display:grid;gap:22px;}
@media (min-width:768px){
  .mosaic{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;align-items:start;}
  .mosaic .m-card:nth-child(even){margin-top:38px;}
}
.m-card{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#DCD0FF;}
.m-card .thumb{overflow:hidden;}
.m-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease);}
.m-card:hover .thumb img{transform:scale(1.04);}
.m-body{padding:22px 24px 24px;}
.m-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);background:var(--purple-soft);color:var(--purple);font-size:12px;font-weight:700;letter-spacing:.02em;margin-bottom:14px;}
.m-badge.warn{background:#FFF1EC;color:#A8391D;}
.m-badge.ok{background:#E9F8F0;color:#0E7C4C;}
.m-card h3{font-size:18.5px;margin-bottom:10px;}
.m-card p{font-size:14.5px;line-height:1.9;color:var(--ink-2);}
.m-link{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--purple);transition:gap .24s var(--ease),color .24s var(--ease);}
.m-link:hover{gap:13px;color:var(--coral);}
.m-list{margin-top:14px;display:grid;gap:8px;}
.m-list li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.8;}
.m-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--grad-soft);}

/* ---------- 数据徽章带 ---------- */
.stat-band{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;display:grid;gap:20px;grid-template-columns:repeat(2,minmax(0,1fr));box-shadow:var(--sh-sm);}
@media (min-width:1024px){.stat-band{grid-template-columns:repeat(4,minmax(0,1fr));padding:32px 30px;}}
.stat{position:relative;padding-left:16px;}
.stat::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--grad-soft);}
.stat b{display:block;font-size:clamp(24px,3vw,32px);font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;color:var(--ink);}
.stat b i{font-style:normal;font-size:14px;font-weight:700;color:var(--ink-3);margin-left:4px;}
.stat span{display:block;margin-top:6px;font-size:12.5px;color:var(--ink-3);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:box-shadow .24s var(--ease),border-color .24s var(--ease);}
.faq-item[open]{border-color:#DCD0FF;box-shadow:var(--sh-md);background-color:#fff;background-image:var(--grad-soft);background-repeat:no-repeat;background-size:3px 100%;background-position:left top;}
.faq-item summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:16px;font-weight:700;cursor:pointer;transition:color .2s var(--ease);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--purple);}
.faq-item summary::after{content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;font-size:16px;font-weight:700;transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);}
.faq-item[open] summary{color:var(--purple);}
.faq-item[open] summary::after{content:"−";background:var(--purple);color:#fff;transform:rotate(180deg);}
.faq-body{padding:0 22px 20px;font-size:14.5px;line-height:1.9;color:var(--ink-2);}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--dark);color:#fff;padding:44px 26px;box-shadow:var(--sh-lg);}
.cta-band::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:.32;}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(43,18,102,.94),rgba(90,43,214,.72) 60%,rgba(255,107,74,.7));}
.cta-inner{position:relative;z-index:2;max-width:640px;}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.8);font-size:15px;line-height:1.9;margin-bottom:24px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.66);padding:64px 0 28px;margin-top:64px;}
@media (min-width:768px){.site-footer{padding:76px 0 30px;margin-top:88px;}}
.footer-grid{display:grid;gap:34px;grid-template-columns:1fr;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6);max-width:360px;}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.footer-badge{padding:7px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);font-size:12px;}
.footer-badge b{color:var(--lime);font-weight:800;margin-right:4px;font-variant-numeric:tabular-nums;}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:18px;}
.footer-col ul{display:grid;gap:2px;}
.footer-col li a{display:inline-block;font-size:13.5px;line-height:2.2;color:rgba(255,255,255,.62);transition:color .2s var(--ease),transform .2s var(--ease);}
.footer-col li a:hover{color:var(--lime);transform:translateX(3px);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:2.4;color:rgba(255,255,255,.62);}
.footer-contact i{color:var(--purple);font-size:14px;margin-top:9px;}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.5);}

/* ---------- 底部固定转化条 ---------- */
.float-bar{position:fixed;right:24px;bottom:24px;z-index:80;display:flex;align-items:center;gap:14px;padding:10px 12px 10px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);box-shadow:var(--sh-lg);opacity:0;visibility:hidden;transform:translateY(24px);transition:.36s var(--ease);}
.float-bar.is-visible{opacity:1;visibility:visible;transform:none;}
.float-bar p{font-size:13.5px;font-weight:600;color:var(--ink-2);white-space:nowrap;}
.float-bar .btn-primary{height:42px;padding:0 20px;font-size:14px;}
.float-close{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:var(--ink-3);font-size:13px;transition:background .2s var(--ease),color .2s var(--ease);}
.float-close:hover{background:var(--purple-soft);color:var(--purple);}
@media (max-width:640px){
  .float-bar{left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;padding:10px 16px;gap:10px;justify-content:space-between;transform:translateY(110%);}
  .float-bar p{font-size:13px;}
  .float-bar .btn-primary{height:44px;padding:0 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --brand:#5A2BD6;
  --brand-dark:#2B1266;
  --brand-2:#8B3BFF;
  --coral:#FF6B4A;
  --lime:#C8F14E;
  --ink:#17122B;
  --ink-2:#3A3350;
  --ink-3:#6B6480;
  --line:#E8E4F2;
  --line-soft:#EFEBF8;
  --bg:#F7F5FC;
  --card:#FFFFFF;
  --deep:#140F26;
  --ok:#17B26A;
  --warn:#F79009;
  --err:#F04438;
  --r-sm:14px;
  --r:20px;
  --r-lg:24px;
  --shadow-sm:0 2px 8px rgba(43,18,102,.06);
  --shadow-md:0 10px 30px rgba(43,18,102,.10);
  --shadow-lg:0 24px 60px rgba(43,18,102,.14);
  --grad:linear-gradient(135deg,#5A2BD6 0%,#8B3BFF 55%,#FF6B4A 100%);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease),opacity .24s var(--ease);}
a:hover{color:var(--coral);}
button,input,select{font:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p{margin:0;}
h1,h2,h3,h4{font-weight:800;line-height:1.25;letter-spacing:-.01em;}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:8px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  font-size:13px;
  line-height:34px;
  height:34px;
  overflow:hidden;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:34px;
}
.topbar-left{
  display:flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
  flex-shrink:0;
}
.tb-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(200,241,78,.18);
  flex-shrink:0;
}
.tb-brand{color:#fff;font-weight:600;}
.tb-sep{color:rgba(255,255,255,.3);}
.tb-domain{color:rgba(255,255,255,.5);font-variant-numeric:tabular-nums;}
.topbar-marquee{
  flex:1;
  overflow:hidden;
  white-space:nowrap;
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.topbar-marquee span{
  display:inline-block;
  padding-left:8px;
  animation:marquee 26s linear infinite;
}
@keyframes marquee{
  0%{transform:translateX(0);}
  100%{transform:translateX(-50%);}
}
.topbar-links{
  display:flex;
  gap:18px;
  flex-shrink:0;
  white-space:nowrap;
}
.topbar-links a{color:rgba(255,255,255,.72);}
.topbar-links a:hover{color:var(--lime);}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.site-header.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px rgba(43,18,102,.08);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.logo{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.logo-mark{
  width:42px;height:42px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:15px;
  font-weight:800;
  letter-spacing:.02em;
  box-shadow:0 8px 20px rgba(90,43,214,.28);
  flex-shrink:0;
}
.logo-text{
  display:flex;
  flex-direction:column;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  line-height:1.15;
  letter-spacing:-.01em;
}
.logo-text small{
  font-size:9.5px;
  letter-spacing:.14em;
  color:var(--ink-3);
  font-weight:600;
  margin-top:3px;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1;
  justify-content:center;
}
.nav-menu a{
  position:relative;
  padding:10px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
  border-radius:10px;
  white-space:nowrap;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:3px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .26s var(--ease);
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{
  height:3px;
  background:var(--grad);
  transform:scaleX(1);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:999px;
  background:var(--grad);
  color:#fff;
  font-size:15px;
  font-weight:700;
  box-shadow:0 10px 24px rgba(90,43,214,.30);
  transition:transform .24s var(--ease),filter .24s var(--ease),box-shadow .24s var(--ease);
}
.nav-cta:hover{
  color:#fff;
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(90,43,214,.36);
}
.nav-cta:active{transform:scale(.98);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  color:var(--ink);
  font-size:18px;
  align-items:center;
  justify-content:center;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{background:#F2EEFF;color:var(--brand);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(20,15,38,.45);
  opacity:0;visibility:hidden;
  transition:opacity .3s var(--ease),visibility .3s var(--ease);
  z-index:79;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(320px,86vw);
  background:#fff;
  z-index:80;
  transform:translateX(100%);
  transition:transform .32s var(--ease);
  display:flex;
  flex-direction:column;
  padding:22px 20px 20px;
  box-shadow:-20px 0 50px rgba(43,18,102,.16);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid var(--line);
  margin-bottom:10px;
}
.drawer-head span{font-weight:800;font-size:16px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;
  display:grid;place-items:center;
  background:#F2EEFF;color:var(--brand);font-size:16px;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  height:52px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:15.5px;
  font-weight:600;
  color:var(--ink-2);
  border-bottom:1px solid var(--line-soft);
}
.drawer-nav a i{font-size:12px;color:var(--ink-3);}
.drawer-nav a.is-active{color:var(--brand);}
.drawer-nav a.is-active i{color:var(--brand);}
.drawer-cta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  font-weight:700;
  box-shadow:0 12px 26px rgba(90,43,214,.28);
}
.drawer-cta:hover{color:#fff;}

/* ============ Hero ============ */
.hero-cat{
  position:relative;
  overflow:hidden;
  color:#fff;
  background-image:
    linear-gradient(115deg,rgba(20,15,38,.94) 0%,rgba(43,18,102,.88) 48%,rgba(90,43,214,.78) 100%),
    url(/assets/images/backpic/back-2.png);
  background-size:cover;
  background-position:center;
  padding:48px 0 58px;
}
.hero-cat::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
  opacity:.6;
  pointer-events:none;
}
.hero-cat .grid-x{align-items:center;}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.62);
  margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.72);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb i{font-size:10px;opacity:.6;}
.breadcrumb .current{color:#fff;font-weight:600;}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 15px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  color:#fff;
  margin-bottom:18px;
}
.hero-badge i{color:var(--lime);font-size:11px;}
.hero-cat h1{
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.2;
  margin-bottom:16px;
  color:#fff;
}
.hero-cat h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#C8F14E 0%,#FFD9CE 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:16.5px;
  line-height:1.8;
  color:rgba(255,255,255,.82);
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  height:50px;
  padding:0 28px;
  border-radius:999px;
  font-size:15.5px;
  font-weight:700;
  transition:transform .24s var(--ease),filter .24s var(--ease),background .24s var(--ease),box-shadow .24s var(--ease),color .24s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 14px 32px rgba(255,107,74,.26);
}
.btn-primary:hover{
  color:#fff;
  filter:brightness(1.06);
  transform:translateY(-2px);
}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:transparent;
  color:#fff;
  border:1.5px solid rgba(255,255,255,.55);
}
.btn-ghost:hover{
  color:#fff;
  background:rgba(255,255,255,.12);
  border-color:#fff;
  transform:translateY(-2px);
}
.btn-soft{
  background:#F2EEFF;
  color:var(--brand);
  border:1px solid #E2D9FF;
  border-radius:var(--r-sm);
  height:48px;
  padding:0 24px;
}
.btn-soft:hover{
  background:#E9E1FF;
  color:var(--brand-dark);
  transform:translateY(-2px);
}

.hero-visual{position:relative;padding:10px 0 10px 20px;}
.hero-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg);
  border:1px solid rgba(255,255,255,.16);
}
.hero-chip{
  position:absolute;
  display:flex;
  align-items:center;
  gap:12px;
  background:#fff;
  border-radius:16px;
  padding:12px 18px;
  box-shadow:var(--shadow-md);
  color:var(--ink);
}
.hero-chip b{
  font-size:22px;
  font-weight:800;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  line-height:1;
}
.hero-chip span{font-size:12.5px;color:var(--ink-3);line-height:1.4;}
.hero-chip.c1{left:-8px;top:26px;}
.hero-chip.c2{right:-6px;bottom:34px;}

/* ============ 要点胶囊条 ============ */
.pillbar{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:22px 0;
}
.pill-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:11px 20px;
  border-radius:999px;
  background:#F7F5FC;
  border:1px solid var(--line);
  font-size:14px;
  font-weight:600;
  color:var(--ink-2);
  transition:border-color .24s var(--ease),background .24s var(--ease),transform .24s var(--ease);
}
.pill i{color:var(--brand);font-size:13px;}
.pill:hover{
  border-color:#D9CCFF;
  background:#F2EEFF;
  transform:translateY(-2px);
}

/* ============ 通用区块 ============ */
.section{padding:88px 0;}
.section.alt{background:#fff;}
.section.deep{
  background:
    linear-gradient(120deg,rgba(20,15,38,.96),rgba(43,18,102,.92)),
    url(/assets/images/backpic/back-3.png);
  background-size:cover;
  background-position:center;
  color:#fff;
}
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--brand);
  background:#F2EEFF;
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:16px;
}
.sec-tag i{font-size:11px;}
.sec-head h2{
  font-size:clamp(23px,2.8vw,34px);
  margin-bottom:14px;
}
.sec-head p{
  font-size:16px;
  color:var(--ink-3);
  line-height:1.85;
}
.section.deep .sec-head p{color:rgba(255,255,255,.75);}
.section.deep .sec-head h2{color:#fff;}

/* ============ 时间轴 ============ */
.timeline{
  position:relative;
  padding-left:42px;
  max-width:880px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:13px;
  top:14px;
  bottom:14px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,#5A2BD6,#8B3BFF 55%,#FF6B4A);
  opacity:.45;
}
.tl-item{
  position:relative;
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r);
  padding:24px 26px;
  margin-bottom:20px;
  box-shadow:var(--shadow-sm);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.tl-item:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-md);
  border-color:#DCCFFF;
}
.tl-item::before{
  content:"";
  position:absolute;
  left:-36px;
  top:28px;
  width:14px;height:14px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--brand);
  box-shadow:0 0 0 4px rgba(90,43,214,.10);
}
.tl-head{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:10px;
  flex-wrap:wrap;
}
.tl-num{
  font-size:20px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  letter-spacing:.02em;
}
.tl-head h3{font-size:19px;}
.tl-item p{
  font-size:15.5px;
  color:var(--ink-2);
  line-height:1.85;
  max-width:640px;
}
.tl-tip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  margin-top:14px;
  padding:6px 13px;
  border-radius:999px;
  background:#F7F5FC;
  border:1px solid var(--line);
  font-size:12.5px;
  font-weight:600;
  color:var(--ink-3);
}
.tl-tip i{color:var(--ok);font-size:11px;}

/* ============ 数据徽章带 ============ */
.stat-band{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:52px;
}
.stat-card{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r);
  padding:24px 22px;
  box-shadow:var(--shadow-sm);
  position:relative;
  overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.stat-card::after{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--grad);
  opacity:.9;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.stat-num{
  font-size:30px;
  font-weight:800;
  line-height:1.1;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  display:flex;
  align-items:baseline;
  gap:5px;
}
.stat-num small{font-size:13px;font-weight:700;color:var(--ink-3);}
.stat-label{
  font-size:13.5px;
  color:var(--ink-3);
  margin-top:8px;
}
.stat-card .dot-trend{
  position:absolute;
  right:18px;top:18px;
  width:8px;height:8px;border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 4px rgba(200,241,78,.2);
}

/* ============ 徽章卡组合 ============ */
.badge-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.badge-card{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  padding:28px 26px;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.badge-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:#DCCFFF;
}
.badge-card .icon-wrap{
  width:52px;height:52px;
  border-radius:16px;
  display:grid;place-items:center;
  background:#F2EEFF;
  color:var(--brand);
  font-size:20px;
  margin-bottom:18px;
}
.badge-card.is-accent .icon-wrap{
  background:rgba(200,241,78,.22);
  color:#5C7A0B;
}
.badge-card h3{font-size:20px;margin-bottom:10px;}
.badge-card p{
  font-size:15px;
  color:var(--ink-3);
  line-height:1.85;
  margin-bottom:18px;
}
.badge-list{margin-bottom:20px;}
.badge-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14.5px;
  color:var(--ink-2);
  padding:6px 0;
  line-height:1.7;
}
.badge-list li i{
  color:var(--brand);
  font-size:11px;
  margin-top:7px;
  flex-shrink:0;
}
.badge-card .card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
}
.badge-card .card-foot i{transition:transform .24s var(--ease);}
.badge-card:hover .card-foot i{transform:translateX(4px);}
.mini-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.mini-badge{
  font-size:12px;
  font-weight:600;
  padding:5px 12px;
  border-radius:999px;
  background:#F2EEFF;
  color:var(--brand);
  letter-spacing:.02em;
}
.mini-badge.lime{background:rgba(200,241,78,.24);color:#5C7A0B;}
.mini-badge.gray{background:#F4F2F9;color:var(--ink-3);}

/* ============ 提示对照行 ============ */
.row-list{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line-soft);
  background:#fff;
  box-shadow:var(--shadow-sm);
}
.row-item{
  display:grid;
  grid-template-columns:minmax(200px,1fr) 1.4fr;
  gap:24px;
  padding:22px 26px;
  border-bottom:1px solid var(--line-soft);
  transition:background .24s var(--ease);
}
.row-item:last-child{border-bottom:0;}
.row-item:hover{background:#FBFAFF;}
.row-key{
  display:flex;
  align-items:flex-start;
  gap:12px;
  font-size:15.5px;
  font-weight:700;
  color:var(--ink);
}
.row-key .tag{
  flex-shrink:0;
  font-size:11.5px;
  font-weight:700;
  padding:4px 10px;
  border-radius:999px;
  background:#FDECE8;
  color:#C2410C;
  letter-spacing:.02em;
  margin-top:3px;
}
.row-key .tag.ok{background:#E7F7EF;color:#0F7A4C;}
.row-val{
  font-size:14.8px;
  color:var(--ink-3);
  line-height:1.85;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:16px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item.is-open{
  border-color:#DCCFFF;
  box-shadow:var(--shadow-md);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  text-align:left;
  padding:20px 24px;
  font-size:16.5px;
  font-weight:700;
  color:var(--ink);
  line-height:1.6;
  position:relative;
  transition:color .24s var(--ease);
}
.faq-item.is-open .faq-q{color:var(--brand);}
.faq-item.is-open .faq-q::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--grad);
}
.faq-icon{
  flex-shrink:0;
  width:30px;height:30px;
  border-radius:50%;
  display:grid;place-items:center;
  background:#F2EEFF;
  color:var(--brand);
  font-size:12px;
  transition:transform .28s var(--ease),background .28s var(--ease),color .28s var(--ease);
}
.faq-item.is-open .faq-icon{
  background:var(--grad);
  color:#fff;
  transform:rotate(180deg);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .34s var(--ease);
}
.faq-a-inner{
  padding:0 60px 22px 24px;
  font-size:15.3px;
  color:var(--ink-3);
  line-height:1.9;
}

/* ============ CTA ============ */
.cta-block{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--grad);
  padding:52px 48px;
  color:#fff;
  box-shadow:0 26px 60px rgba(90,43,214,.28);
}
.cta-block::after{
  content:"";
  position:absolute;
  right:-90px;bottom:-120px;
  width:340px;height:340px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.22);
}
.cta-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:44px;
  align-items:center;
}
.cta-block h2{
  font-size:clamp(23px,2.7vw,32px);
  margin-bottom:14px;
  color:#fff;
}
.cta-block p{
  font-size:15.5px;
  color:rgba(255,255,255,.86);
  line-height:1.85;
  margin-bottom:26px;
}
.cta-form{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  border-radius:var(--r);
  padding:22px;
  backdrop-filter:blur(6px);
}
.cta-form label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.85);
  margin-bottom:10px;
  letter-spacing:.02em;
}
.cta-input-row{display:flex;gap:10px;flex-wrap:wrap;}
.cta-input-row input{
  flex:1;
  min-width:180px;
  height:48px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.34);
  background:rgba(255,255,255,.94);
  padding:0 16px;
  font-size:15px;
  color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-input-row input::placeholder{color:#9C96AE;}
.cta-input-row input:focus{
  outline:none;
  border-color:#fff;
  box-shadow:0 0 0 3px rgba(200,241,78,.35);
}
.cta-submit{
  height:48px;
  padding:0 26px;
  border-radius:12px;
  background:#140F26;
  color:#fff;
  font-weight:700;
  font-size:15px;
  transition:transform .24s var(--ease),background .24s var(--ease);
}
.cta-submit:hover{background:#2B1266;transform:translateY(-2px);}
.cta-note{
  font-size:12px;
  color:rgba(255,255,255,.68);
  margin-top:12px;
  line-height:1.7;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-light{
  background:#fff;
  color:var(--brand-dark);
  box-shadow:0 12px 28px rgba(20,15,38,.18);
}
.btn-light:hover{color:var(--brand-dark);transform:translateY(-2px);filter:brightness(1.02);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);
  color:rgba(255,255,255,.72);
  padding:70px 0 26px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand p{
  font-size:13.5px;
  line-height:1.9;
  color:rgba(255,255,255,.6);
  margin:18px 0 20px;
  max-width:330px;
}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;}
.footer-badge{
  font-size:12px;
  color:rgba(255,255,255,.72);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;
  padding:6px 13px;
}
.footer-badge b{color:var(--lime);font-weight:800;margin-right:3px;}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul li{line-height:2.2;}
.footer-col ul li a{
  font-size:13.5px;
  color:rgba(255,255,255,.66);
}
.footer-col ul li a:hover{color:var(--lime);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13px;
  line-height:2.4;
  color:rgba(255,255,255,.66);
}
.footer-contact li i{
  font-size:13px;
  color:var(--brand-2);
  margin-top:11px;
  flex-shrink:0;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12px;
  color:rgba(255,255,255,.5);
}
.site-footer .logo-text{color:#fff;}

/* ============ 底部固定转化条 ============ */
.float-cta{
  position:fixed;
  right:28px;
  bottom:28px;
  z-index:70;
  display:flex;
  align-items:center;
  gap:14px;
  padding:12px 14px 12px 22px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow-lg);
  transform:translateY(140%);
  opacity:0;
  visibility:hidden;
  transition:transform .38s var(--ease),opacity .38s var(--ease),visibility .38s var(--ease);
}
.float-cta.is-visible{transform:translateY(0);opacity:1;visibility:visible;}
.fc-text{
  font-size:14px;
  font-weight:600;
  color:var(--ink-2);
  white-space:nowrap;
}
.fc-btn{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:40px;
  padding:0 20px;
  border-radius:999px;
  background:var(--grad);
  color:#fff;
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
}
.fc-btn:hover{color:#fff;filter:brightness(1.06);}
.fc-close{
  width:32px;height:32px;
  border-radius:50%;
  display:grid;place-items:center;
  background:#F4F2F9;
  color:var(--ink-3);
  font-size:13px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.fc-close:hover{background:#E9E4F6;color:var(--ink);}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-col:last-child{grid-column:span 3;}
  .footer-contact li{line-height:2.2;}
}
@media (max-width:1023px){
  .nav-menu{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-wrap{height:66px;justify-content:space-between;}
  .topbar-marquee{display:none;}
  .topbar-links{display:none;}
  .section{padding:72px 0;}
  .badge-grid{grid-template-columns:1fr 1fr;}
  .stat-band{grid-template-columns:1fr 1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-block{padding:40px 32px;}
  .hero-visual{padding:20px 0 0;}
  .hero-chip.c1{left:12px;}
  .hero-chip.c2{right:12px;}
  .row-item{grid-template-columns:1fr;gap:10px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  body{font-size:15.5px;}
  .hero-cat{padding:36px 0 46px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{flex:1;min-width:140px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:32px;}
  .timeline{padding-left:30px;}
  .timeline::before{left:7px;}
  .tl-item{padding:20px 20px;}
  .tl-item::before{left:-30px;width:12px;height:12px;top:24px;}
  .badge-grid{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr 1fr;gap:12px;}
  .stat-num{font-size:26px;}
  .faq-a-inner{padding:0 24px 20px 24px;}
  .cta-block{padding:32px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-col:last-child{grid-column:auto;}
  .float-cta{
    right:0;left:0;bottom:0;
    border-radius:0;
    padding:10px 14px;
    justify-content:space-between;
    border-left:0;border-right:0;border-bottom:0;
  }
  .fc-text{font-size:13px;overflow:hidden;text-overflow:ellipsis;}
}
@media (max-width:520px){
  .logo-text{font-size:15px;}
  .logo-text small{font-size:8.5px;letter-spacing:.1em;}
  .logo-mark{width:38px;height:38px;border-radius:12px;font-size:13.5px;}
  .hero-cat h1{font-size:26px;}
  .stat-band{grid-template-columns:1fr;}
  .hero-chip{position:static;margin-top:12px;width:100%;}
  .hero-visual{display:flex;flex-direction:column;}
  .pill{font-size:13px;padding:9px 16px;}
  .fc-text{display:none;}
  .fc-btn{flex:1;justify-content:center;}
}