/* roulang page: index */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#FF4D8D;
  --brand-grad:linear-gradient(120deg,#6D3BF5 0%,#FF4D8D 100%);
  --brand-soft:#F1ECFF;
  --accent:#16E0C0;
  --accent-2:#FFB020;
  --ink:#14102A;
  --ink-2:#3A3357;
  --body:#4A4560;
  --muted:#8A85A3;
  --line:#E7E3F4;
  --bg:#F7F6FC;
  --card:#FFFFFF;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --sh:0 10px 30px rgba(109,59,245,.08);
  --sh-hover:0 18px 44px rgba(109,59,245,.18);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand-1);outline-offset:2px;border-radius:10px;
}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-sm{padding:56px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);color:var(--brand-1);
  font-size:13px;font-weight:600;line-height:1.6;
  padding:6px 14px;border-radius:999px;
  border:1px solid rgba(109,59,245,.16);
}
.h1{
  font-size:44px;line-height:1.15;font-weight:800;color:var(--ink);
  letter-spacing:-.5px;
}
.h2{font-size:32px;line-height:1.25;font-weight:700;color:var(--ink)}
.h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--ink)}
.lead{font-size:16px;line-height:1.85;color:var(--body)}
.muted{font-size:13px;line-height:1.6;color:var(--muted)}
.sec-head{max-width:720px;margin-bottom:40px}
.sec-head .h2{margin-bottom:12px}
.num{
  font-variant-numeric:tabular-nums;font-weight:800;font-size:1.4em;
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
/* ---------- header / nav ---------- */
.site-header{position:sticky;top:12px;z-index:60;padding:0 32px}
.nav-panel{
  max-width:1200px;margin:0 auto;height:76px;
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--line);border-radius:22px;
  padding:0 18px;box-shadow:var(--sh);
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;background:var(--brand-grad);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:17px;box-shadow:0 6px 16px rgba(109,59,245,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.2px}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:1.5px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:nowrap}
.nav-card{
  position:relative;display:flex;align-items:center;gap:7px;
  height:44px;padding:0 13px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  background:rgba(247,246,252,.7);
  border:1px solid transparent;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.nav-card i{font-size:15px;color:var(--muted);transition:color .22s var(--ease)}
.nav-card:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateY(-2px)}
.nav-card:hover i{color:var(--brand-1)}
.nav-card.is-active{background:var(--brand-soft);color:var(--brand-1)}
.nav-card.is-active i{color:var(--brand-1)}
.nav-card.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand-grad);border-radius:2px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  border-radius:14px;padding:0 22px;min-height:48px;
  cursor:pointer;border:0;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),background-position .3s var(--ease),color .22s var(--ease);
}
.btn-primary{
  background-image:var(--brand-grad);background-size:160% 160%;background-position:0% 50%;
  color:#fff;box-shadow:0 10px 26px rgba(109,59,245,.28);
}
.btn-primary:hover{transform:translateY(-2px);background-position:20% 50%;box-shadow:var(--sh-hover)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(109,59,245,.2)}
.btn-ghost{
  background:#fff;color:var(--brand-1);border:1.5px solid var(--brand-1);
}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-pill{border-radius:999px}
.nav-cta{flex:0 0 auto;min-height:44px;font-size:14px;padding:0 20px}
.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;
  margin-left:auto;
}
.mobile-panel{
  display:none;position:fixed;inset:0;z-index:70;background:rgba(247,246,252,.98);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  padding:24px 20px 110px;overflow-y:auto;
}
.mobile-panel.is-open{display:block}
.mobile-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.mobile-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);font-size:18px;cursor:pointer;
}
.mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.mobile-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:16px 14px;display:flex;flex-direction:column;gap:8px;
  font-size:14px;font-weight:600;color:var(--ink-2);min-height:88px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.mobile-card i{font-size:18px;color:var(--brand-1)}
.mobile-card.is-active{background:var(--brand-soft);color:var(--brand-1);border-color:rgba(109,59,245,.24)}
.mobile-foot{position:fixed;left:20px;right:20px;bottom:20px}
.mobile-foot .btn{width:100%}
/* ---------- hero ---------- */
.hero{position:relative;padding:64px 0 76px;overflow:hidden}
.hero::before,.hero::after{
  content:"";position:absolute;width:640px;height:640px;border-radius:50%;filter:blur(130px);pointer-events:none;z-index:0;
}
.hero::before{background:rgba(109,59,245,.10);top:-220px;left:-180px}
.hero::after{background:rgba(255,77,141,.08);bottom:-280px;right:-200px}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1fr;gap:44px;align-items:center;
}
.hero-copy .eyebrow{margin-bottom:20px}
.hero-copy .h1{margin-bottom:18px}
.hero-sub{font-size:17px;line-height:1.9;color:var(--body);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.badges{display:flex;flex-wrap:wrap;gap:12px}
.badge{
  display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:10px 16px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.badge:hover{transform:translateY(-2px);border-color:var(--brand-1);box-shadow:var(--sh-hover)}
.badge i{font-size:16px;color:var(--brand-1)}
.badge-txt{display:flex;flex-direction:column;line-height:1.3}
.badge-label{font-size:12px;color:var(--muted)}
.badge-value{font-size:15px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.hero-visual{position:relative}
.hero-figure{
  position:relative;border-radius:28px;overflow:hidden;
  box-shadow:0 24px 60px rgba(109,59,245,.20);
  aspect-ratio:16/11;background:var(--brand-soft);
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,42,0) 45%,rgba(20,16,42,.55) 100%);
}
.hero-float{
  position:absolute;left:50%;transform:translateX(-50%) translateY(-16px);
  bottom:-16px;background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:14px 18px;display:flex;align-items:center;gap:14px;box-shadow:var(--sh);
  min-width:250px;
}
.hero-float i{font-size:20px;color:var(--brand-2)}
.hero-float strong{display:block;font-size:15px;color:var(--ink);font-variant-numeric:tabular-nums}
.hero-float span{font-size:12px;color:var(--muted)}
/* ---------- service cards ---------- */
.svc-grid{display:grid;grid-template-columns:1fr;gap:24px}
.svc-card{
  background:var(--card);border:1px solid var(--line);border-radius:28px;
  padding:28px;box-shadow:var(--sh);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(109,59,245,.24)}
.svc-icon{
  width:48px;height:48px;border-radius:16px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;color:var(--brand-1);font-size:20px;
}
.svc-card p{font-size:15px;line-height:1.8;color:var(--body)}
.svc-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-1);
  align-self:flex-start;position:relative;
}
.svc-link::after{
  content:"";position:absolute;left:0;right:100%;bottom:-3px;height:2px;background:var(--brand-grad);
  transition:right .24s var(--ease);border-radius:2px;
}
.svc-link:hover::after{right:0}
.svc-media{border-radius:20px;overflow:hidden;aspect-ratio:16/9;background:var(--brand-soft)}
.svc-media img{width:100%;height:100%;object-fit:cover}
.svc-feature{padding:0;overflow:hidden;gap:0}
.svc-feature .svc-body{padding:28px;display:flex;flex-direction:column;gap:14px}
.svc-feature .svc-media{border-radius:0;aspect-ratio:21/9}
/* ---------- dark stat band ---------- */
.band{
  background:var(--ink);border-radius:32px;padding:56px 40px;color:#fff;
  position:relative;overflow:hidden;
}
.band::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:rgba(109,59,245,.35);filter:blur(120px);top:-240px;right:-160px;
}
.band-inner{position:relative;z-index:1}
.band .h2{color:#fff;margin-bottom:12px}
.band .band-sub{color:rgba(255,255,255,.72);font-size:15px;max-width:620px;margin-bottom:36px}
.stat-grid{display:grid;grid-template-columns:1fr;gap:20px}
.stat{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:20px;padding:22px;
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.stat:hover{transform:translateY(-2px);border-color:rgba(255,77,141,.6)}
.stat i{font-size:18px;color:var(--accent);margin-bottom:10px;display:block}
.stat-value{font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#A98BFF 0%,#FF8FBB 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2}
.stat-label{font-size:15px;font-weight:600;color:#fff;margin-top:4px}
.stat-note{font-size:13px;color:rgba(255,255,255,.6);margin-top:6px;line-height:1.6}
/* ---------- case cards ---------- */
.case-list{display:grid;grid-template-columns:1fr;gap:24px}
.case-card{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  padding:20px;display:grid;grid-template-columns:1fr;gap:20px;box-shadow:var(--sh);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.case-media{border-radius:20px;overflow:hidden;aspect-ratio:16/9;background:var(--brand-soft)}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.case-card:hover .case-media img{transform:scale(1.03)}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  background:var(--brand-soft);color:var(--brand-1);border-radius:999px;padding:4px 12px;line-height:1.6;
}
.tag-accent{background:rgba(22,224,192,.12);color:#0E9C86}
.tag-warm{background:rgba(255,176,32,.14);color:#A96A00}
.case-body{display:flex;flex-direction:column;gap:12px}
.case-body p{font-size:15px;line-height:1.8;color:var(--body)}
.mini-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.mini-stat{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ink);
  background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:6px 12px;
  font-variant-numeric:tabular-nums;
}
.mini-stat i{color:var(--brand-2);font-size:12px}
/* ---------- plan cards ---------- */
.plan-grid{display:grid;grid-template-columns:1fr;gap:24px}
.plan{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:28px;
  padding:32px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--sh);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.plan-best{
  border:2px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--brand-grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 18px 44px rgba(109,59,245,.16);
}
.plan-flag{
  position:absolute;top:-14px;right:24px;background:var(--brand-grad);color:#fff;
  font-size:12px;font-weight:700;padding:6px 14px;border-radius:999px;letter-spacing:.5px;
}
.plan h3{font-size:22px;font-weight:700;color:var(--ink)}
.plan .plan-desc{font-size:15px;line-height:1.8;color:var(--body)}
.plan ul{display:flex;flex-direction:column;gap:12px;margin:4px 0 6px}
.plan li{display:flex;gap:10px;font-size:15px;line-height:1.75;color:var(--body)}
.plan li i{color:var(--accent);font-size:14px;margin-top:7px;flex:0 0 auto}
.plan .btn{align-self:flex-start}
/* ---------- path ---------- */
.path-grid{display:grid;grid-template-columns:1fr;gap:18px}
.path-item{
  background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;
  display:flex;gap:16px;box-shadow:var(--sh);
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.path-item:hover{transform:translateY(-4px);border-color:rgba(109,59,245,.28)}
.path-idx{
  flex:0 0 auto;width:42px;height:42px;border-radius:14px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;font-weight:800;
  font-variant-numeric:tabular-nums;
  background-image:var(--brand-grad);color:#fff;
  box-shadow:0 8px 18px rgba(109,59,245,.24);
}
.path-item h3{font-size:17px;font-weight:600;color:var(--ink);margin-bottom:6px}
.path-item p{font-size:14px;line-height:1.8;color:var(--muted)}
/* ---------- news ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.news-more{
  font-size:14px;font-weight:600;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px;
}
.news-grid{display:grid;grid-template-columns:1fr;gap:24px}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--sh);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-cover{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.news-card:hover .news-cover img{transform:scale(1.03)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-title{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.news-card:hover .news-title{color:var(--brand-1)}
.news-sum{font-size:14px;line-height:1.75;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px}
.news-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-arrow{width:32px;height:32px;border-radius:10px;background:var(--brand-soft);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;font-size:13px;transition:transform .22s var(--ease)}
.news-card:hover .news-arrow{transform:translateX(3px)}
.pager{display:flex;justify-content:center;gap:10px;margin-top:44px}
.pager a,.pager span{
  min-width:44px;height:44px;padding:0 14px;border-radius:14px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--ink-2);
  font-variant-numeric:tabular-nums;transition:transform .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.pager a:hover,.pager span:hover{transform:translateY(-2px);border-color:var(--brand-1);color:var(--brand-1)}
.pager .is-current{background:var(--brand-grad);color:#fff;border-color:transparent}
.empty-state{
  grid-column:1/-1;background:#fff;border:1px dashed rgba(109,59,245,.35);border-radius:24px;
  padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state i{font-size:28px;color:var(--brand-1)}
.empty-state p{font-size:15px;color:var(--muted)}
/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:20px;
  overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item:hover{border-color:rgba(109,59,245,.28)}
.faq-item[open]{box-shadow:var(--sh)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;
  background:var(--brand-grad);border-radius:0 4px 4px 0;
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;min-height:44px;
}
.faq-q::-webkit-details-marker{display:none}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;background:var(--brand-soft);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;font-size:13px;
  transition:transform .24s var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-a{padding:0 24px 22px 24px;display:flex;flex-direction:column;gap:12px}
.faq-a p{font-size:15px;line-height:1.85;color:var(--body)}
/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:start}
.contact-points{display:flex;flex-direction:column;gap:16px;margin-top:26px}
.contact-point{display:flex;gap:14px;align-items:flex-start}
.contact-point i{
  flex:0 0 auto;width:40px;height:40px;border-radius:14px;background:var(--brand-soft);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.contact-point strong{display:block;font-size:15px;color:var(--ink);font-weight:600}
.contact-point span{font-size:14px;color:var(--muted);line-height:1.7}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:28px;padding:32px;box-shadow:var(--sh);
}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:14px;font-weight:600;color:var(--ink-2)}
.field input,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px 18px;font-size:15px;color:var(--ink);line-height:1.7;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(109,59,245,.15);
}
.field.has-error input,.field.has-error textarea{border-color:#E23D5B;box-shadow:0 0 0 4px rgba(226,61,91,.12)}
.field-error{font-size:13px;color:#E23D5B;display:none}
.field.has-error .field-error{display:block}
.form-note{font-size:13px;color:var(--muted);margin-top:14px}
.form-ok{
  display:none;background:rgba(22,224,192,.12);border:1px solid rgba(22,224,192,.4);color:#0E7E6C;
  border-radius:14px;padding:12px 16px;font-size:14px;margin-bottom:18px;
}
.form-ok.is-show{display:block}
.btn-block{width:100%}
/* ---------- footer ---------- */
.site-footer{
  background:var(--ink);color:#fff;margin-top:20px;border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
.footer-brand .logo-main{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);margin-top:16px;max-width:320px}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.8);font-size:15px;transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.socials a:hover{transform:translateY(-2px);background:var(--brand-grad);color:#fff}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);transition:color .22s var(--ease),transform .22s var(--ease);display:inline-block}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-info{display:flex;flex-direction:column;gap:12px;font-size:14px;color:rgba(255,255,255,.68)}
.footer-info i{color:var(--accent);width:18px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}
/* ---------- responsive ---------- */
@media (min-width:640px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .path-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .case-card{grid-template-columns:260px 1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:768px){
  .wrap{padding:0 24px}
  .site-header{padding:0 24px}
  .case-card{grid-template-columns:300px 1fr}
}
@media (min-width:1024px){
  .nav-toggle{display:none}
  .hero{padding:84px 0 96px}
  .hero-grid{grid-template-columns:7fr 5fr;gap:56px}
  .svc-grid{grid-template-columns:repeat(12,1fr)}
  .svc-lg{grid-column:span 7}
  .svc-a{grid-column:span 5}
  .svc-b,.svc-c{grid-column:span 6}
  .stat-grid{grid-template-columns:repeat(4,1fr)}
  .plan-grid{grid-template-columns:repeat(2,1fr)}
  .path-grid{grid-template-columns:repeat(4,1fr)}
  .news-grid{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:5fr 7fr;gap:48px}
  .footer-grid{grid-template-columns:4fr 2fr 2fr 4fr}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
}
@media (max-width:767px){
  .wrap{padding:0 20px}
  .site-header{padding:0 20px;top:8px}
  .nav-panel{height:66px;padding:0 14px;border-radius:18px}
  .section{padding:56px 0}
  .section-sm{padding:44px 0}
  .h1{font-size:30px}
  .h2{font-size:24px}
  .hero{padding:40px 0 56px}
  .hero-sub{font-size:16px}
  .band{padding:40px 22px;border-radius:24px}
  .form-card{padding:22px;border-radius:22px}
  .faq-q{padding:17px 18px;font-size:16px}
  .faq-a{padding:0 18px 18px}
  .badges{display:grid;grid-template-columns:repeat(2,1fr)}
  .badge{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#FF4D8D;
  --brand-grad:linear-gradient(120deg,#6D3BF5 0%,#FF4D8D 100%);
  --brand-soft:#F1ECFF;
  --accent:#16E0C0;
  --accent-2:#FFB020;
  --ink:#14102A;
  --ink-2:#3A3357;
  --body:#4A4560;
  --muted:#8A85A3;
  --line:#E7E3F4;
  --bg:#F7F6FC;
  --card:#FFFFFF;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --sh:0 10px 30px rgba(109,59,245,.08);
  --sh-h:0 18px 44px rgba(109,59,245,.18);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--body);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:inherit;text-decoration:none}
button,input,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand-1);outline-offset:2px;border-radius:8px;
}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (max-width:1023px){.wrap{padding:0 24px}}
@media (max-width:639px){.wrap{padding:0 20px}}

/* ---------------- 头部与卡片化导航 ---------------- */
.site-head{position:sticky;top:12px;z-index:60;padding-top:12px}
.head-inner{
  display:flex;align-items:center;gap:16px;
  height:76px;padding:0 20px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--sh);
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--brand-grad);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:17px;
  box-shadow:0 8px 18px rgba(109,59,245,.30);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-main{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:1.6px}
.nav-cards{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  min-height:44px;padding:8px 12px;border-radius:10px;
  font-size:13.5px;font-weight:600;color:var(--ink-2);
  background:#F6F4FD;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.nav-card i{font-size:14px;color:var(--muted);transition:color .22s var(--ease)}
.nav-card:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateY(-2px)}
.nav-card:hover i{color:var(--brand-1)}
.nav-card.active{position:relative;color:var(--brand-1);background:var(--brand-soft)}
.nav-card.active i{color:var(--brand-1)}
.nav-card.active::after{
  content:"";position:absolute;left:10px;right:10px;bottom:1px;height:2px;
  border-radius:2px;background:var(--brand-grad);
}
.head-cta{flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border:0;cursor:pointer;
  border-radius:var(--r-sm);
  font-size:15px;font-weight:700;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.btn-pill{border-radius:999px}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 10px 24px rgba(109,59,245,.26)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(109,59,245,.18)}
.btn-ghost{background:#fff;color:var(--brand-1);border:1.5px solid var(--brand-1)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.burger{
  display:none;width:44px;height:44px;margin-left:auto;
  align-items:center;justify-content:center;cursor:pointer;
  background:#F6F4FD;border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--ink-2);font-size:17px;
}
.mobile-panel{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.mobile-panel.open{max-height:760px}
.m-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:14px 0 12px}
.m-grid a{
  display:flex;align-items:center;gap:8px;min-height:48px;padding:10px 12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--ink-2);
}
.m-grid a i{color:var(--brand-1)}
.m-grid a:hover{background:var(--brand-soft)}
.m-cta{width:100%;margin-bottom:18px}
@media (max-width:1023px){
  .nav-cards,.head-cta{display:none}
  .burger{display:inline-flex}
}
@media (min-width:1024px){
  .mobile-panel{display:none}
}

/* ---------------- 文章页主体 ---------------- */
.page-top{position:relative;overflow:hidden}
.page-top::before{
  content:"";position:absolute;width:560px;height:560px;left:-180px;top:-220px;
  background:radial-gradient(circle,rgba(109,59,245,.10),rgba(109,59,245,0) 70%);
  filter:blur(90px);pointer-events:none;
}
.page-top::after{
  content:"";position:absolute;width:480px;height:480px;right:-160px;top:80px;
  background:radial-gradient(circle,rgba(255,77,141,.09),rgba(255,77,141,0) 70%);
  filter:blur(100px);pointer-events:none;
}
.page-top > *{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);padding:30px 0 0}
.crumb a{transition:color .2s var(--ease)}
.crumb a:hover{color:var(--brand-1)}
.crumb .sep{color:#CFC9E6}
.crumb .cur{color:var(--ink)}
.article-head{padding:20px 0 30px;border-bottom:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-1);
  font-size:13px;font-weight:700;
}
.article-head h1{
  font-size:34px;line-height:1.35;font-weight:700;color:var(--ink);
  margin:16px 0 14px;letter-spacing:.2px;word-break:break-word;
}
.meta{display:flex;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--muted)}
.meta span{display:inline-flex;align-items:center;gap:7px}
.meta i{color:#B7AFD6}

.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;
  gap:48px;align-items:start;padding:40px 0 72px;
}
.article-body{max-width:760px;font-size:16px;line-height:1.9;color:var(--body);word-break:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;margin:1.9em 0 .75em;padding-left:16px;
  font-size:24px;line-height:1.4;font-weight:700;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;
  border-radius:4px;background:var(--brand-grad);
}
.article-body h3{margin:1.6em 0 .6em;font-size:19px;line-height:1.5;font-weight:600;color:var(--ink-2)}
.article-body ul{margin:0 0 1.3em;padding:0}
.article-body ul li{position:relative;padding-left:18px;margin-bottom:.55em}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.78em;width:7px;height:7px;border-radius:50%;
  background:var(--brand-grad);
}
.article-body ol{margin:0 0 1.3em;padding-left:1.3em}
.article-body ol li{margin-bottom:.5em}
.article-body ol li::marker{color:var(--brand-1);font-weight:700}
.article-body blockquote{
  margin:1.5em 0;padding:18px 22px;border-radius:18px;
  background:var(--brand-soft);border-left:4px solid var(--brand-1);
  color:var(--ink-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:1.5em auto;border-radius:20px;width:100%;height:auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body a{color:var(--brand-1);border-bottom:1px solid rgba(109,59,245,.35)}
.article-body a:hover{border-bottom-color:var(--brand-1)}
.article-body code{background:#F1ECFF;color:var(--brand-1);padding:2px 7px;border-radius:6px;font-size:14px}
.article-body pre{
  margin:1.4em 0;padding:16px 18px;background:#F7F6FC;border:1px solid var(--line);
  border-radius:16px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;color:var(--ink-2);padding:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.article-body strong{color:var(--ink);font-weight:700}

.tail{border-top:1px solid var(--line);margin-top:44px;padding-top:26px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:22px}
.tag-row .chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:13px;color:var(--ink-2);font-weight:600;
  transition:all .22s var(--ease);
}
.tag-row .chip:hover{border-color:var(--brand-1);color:var(--brand-1);background:var(--brand-soft);transform:translateY(-2px)}
.back-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:46px}

.side-col{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh)}
.side-card h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--brand-1);font-size:15px}
.side-list{display:flex;flex-direction:column;gap:4px}
.side-list a{
  display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:10px;
  font-size:14px;color:var(--ink-2);transition:all .2s var(--ease);
}
.side-list a:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateX(2px)}
.side-list a i{font-size:12px;color:#B7AFD6}
.rank-list{display:flex;flex-direction:column;gap:12px}
.rank-item{display:flex;gap:12px;align-items:flex-start}
.rank-no{
  flex:0 0 26px;height:26px;border-radius:9px;background:var(--brand-soft);
  color:var(--brand-1);font-size:13px;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;
}
.rank-item a{font-size:14px;color:var(--ink-2);line-height:1.6}
.rank-item a:hover{color:var(--brand-1)}
.rank-item .r-time{display:block;font-size:12px;color:var(--muted);margin-top:2px}

/* 相关推荐 */
.related{padding:0 0 72px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.sec-head h2{font-size:24px;font-weight:700;color:var(--ink);line-height:1.35}
.sec-head p{font-size:14px;color:var(--muted);margin-top:8px}
.link-more{font-size:14px;font-weight:700;color:var(--brand-1);position:relative;white-space:nowrap}
.link-more::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;
  background:var(--brand-grad);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .26s var(--ease);
}
.link-more:hover::after{transform:scaleX(1)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
  display:flex;flex-direction:column;height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.card:hover .card-title{color:var(--brand-1)}
.thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);border-radius:0}
.thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease)}
.card:hover .thumb img{transform:scale(1.03)}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body .tag{align-self:flex-start;font-size:12px;padding:5px 12px}
.card-title{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);transition:color .22s var(--ease)}
.card-desc{font-size:14px;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;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.card-foot i{color:var(--brand-1)}

.pager{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:center;margin-top:34px}
.pager a,.pager .is-current{
  min-width:44px;height:44px;padding:0 16px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:700;color:var(--ink-2);
  transition:all .22s var(--ease);
}
.pager a:hover{background:var(--brand-soft);border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.pager .is-current{background:var(--brand-grad);color:#fff;border-color:transparent}

/* 空态 */
.empty{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:60px 28px;text-align:center;max-width:640px;margin:0 auto;
}
.empty .ic{
  width:64px;height:64px;border-radius:20px;margin:0 auto 18px;
  background:var(--brand-soft);color:var(--brand-1);font-size:26px;
  display:flex;align-items:center;justify-content:center;
}
.empty h2{font-size:22px;font-weight:700;color:var(--ink);margin-bottom:10px}
.empty p{font-size:15px;color:var(--muted);margin-bottom:22px}

/* 底部 CTA */
.cta-band{padding:0 0 88px}
.cta-box{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--r-lg);
  padding:52px 48px;display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
}
.cta-box::before{
  content:"";position:absolute;width:420px;height:420px;left:-120px;bottom:-220px;
  background:radial-gradient(circle,rgba(109,59,245,.45),rgba(109,59,245,0) 70%);
  filter:blur(70px);pointer-events:none;
}
.cta-box::after{
  content:"";position:absolute;width:360px;height:360px;right:-80px;top:-160px;
  background:radial-gradient(circle,rgba(255,77,141,.36),rgba(255,77,141,0) 70%);
  filter:blur(80px);pointer-events:none;
}
.cta-box > *{position:relative;z-index:1}
.cta-box h2{font-size:28px;line-height:1.4;font-weight:700;color:#fff;margin-bottom:14px}
.cta-box p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.72)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12)}

/* 页脚 */
.site-footer{background:var(--ink);color:#fff;border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 4fr;gap:40px}
.footer-brand .logo-main{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin:18px 0 20px;max-width:320px}
.socials{display:flex;gap:10px}
.socials a{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.82);font-size:15px;
  transition:all .22s var(--ease);
}
.socials a:hover{background:var(--brand-grad);color:#fff;transform:translateY(-2px)}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);transition:all .2s var(--ease)}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-info{display:flex;flex-direction:column;gap:12px}
.footer-info span{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.7}
.footer-info i{color:var(--accent);margin-top:4px;font-size:13px}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}

@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:1fr;gap:44px;padding:32px 0 56px}
  .side-col{position:static;top:auto}
  .cta-box{grid-template-columns:1fr;padding:40px 28px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-desc{max-width:none}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .article-head h1{font-size:27px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:17.5px}
  .sec-head{flex-direction:column;align-items:flex-start}
  .cta-box h2{font-size:23px}
}
@media (max-width:639px){
  .head-inner{height:68px;border-radius:20px;gap:10px}
  .logo-mark{width:32px;height:32px;border-radius:11px;font-size:15px}
  .logo-main{font-size:15px}
  .logo-sub{font-size:10px;letter-spacing:1.2px}
  .crumb{padding-top:22px;font-size:12.5px}
  .article-head h1{font-size:24px}
  .meta{gap:14px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .site-footer{padding-top:48px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .pager a,.pager .is-current{padding:0 13px;font-size:13px}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;transform:none !important}
}

/* roulang page: category1 */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#FF4D8D;
  --brand-grad:linear-gradient(120deg,#6D3BF5 0%,#FF4D8D 100%);
  --brand-soft:#F1ECFF;
  --accent:#16E0C0;
  --accent-2:#FFB020;
  --ink:#14102A;
  --ink-2:#3A3357;
  --body:#4A4560;
  --muted:#8A85A3;
  --line:#E7E3F4;
  --bg:#F7F6FC;
  --card:#FFFFFF;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --sh:0 10px 30px rgba(109,59,245,.08);
  --sh-hover:0 18px 44px rgba(109,59,245,.18);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site-body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  background:var(--bg);
  color:var(--body);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
.site-body img{max-width:100%;display:block;height:auto}
.site-body a{color:inherit;text-decoration:none}
.site-body button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
.site-body ul{margin:0;padding:0;list-style:none}
.site-body p{margin:0}
.site-body h1,.site-body h2,.site-body h3,.site-body h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em}
.site-body :focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:10px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:12px;z-index:60;padding:12px 0 4px}
.nav-shell{
  height:76px;display:flex;align-items:center;gap:16px;
  padding:0 18px;border-radius:22px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line);box-shadow:var(--sh);
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;background:var(--brand-grad);
  display:grid;place-items:center;color:#fff;font-size:16px;
  box-shadow:0 8px 18px rgba(109,59,245,.34);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:.04em}
.nav-cards{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center}
.nav-card{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:12px;background:#F7F6FC;
  font-size:14px;font-weight:600;color:var(--ink-2);
  position:relative;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-card i{font-size:15px;color:var(--muted);transition:color .22s var(--ease)}
.nav-card:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateY(-2px)}
.nav-card:hover i{color:var(--brand-1)}
.nav-card.is-active{background:var(--brand-soft);color:var(--brand-1)}
.nav-card.is-active i{color:var(--brand-1)}
.nav-card.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--brand-grad);
}
.nav-cta{flex:0 0 auto}
.burger{
  display:none;width:44px;height:44px;border-radius:14px;
  background:var(--brand-soft);color:var(--brand-1);
  place-items:center;font-size:17px;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.burger:hover{transform:translateY(-2px)}
.mobile-panel{
  display:none;margin-top:12px;padding:16px;border-radius:22px;
  background:rgba(255,255,255,.98);border:1px solid var(--line);box-shadow:var(--sh-hover);
}
.mobile-panel.is-open{display:block}
.mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-grid a{
  display:flex;align-items:center;gap:10px;min-height:48px;padding:12px 14px;
  border-radius:14px;background:#F7F6FC;font-size:14px;font-weight:600;color:var(--ink-2);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.mobile-grid a i{color:var(--brand-1)}
.mobile-grid a:hover{background:var(--brand-soft);color:var(--brand-1)}
.mobile-grid a.is-active{background:var(--brand-soft);color:var(--brand-1)}
.mobile-cta{margin-top:14px;display:flex;width:100%}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:14px;
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-grad{
  border-radius:999px;background-image:var(--brand-grad);
  background-size:140% 140%;color:#fff;
  box-shadow:0 10px 24px rgba(109,59,245,.28);
}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(109,59,245,.34);background-position:100% 50%}
.btn-grad:active{transform:translateY(0);box-shadow:0 8px 18px rgba(109,59,245,.2)}
.btn-ghost{background:#fff;border:1.5px solid var(--brand-1);color:var(--brand-1)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:rgba(255,255,255,.12);border:1.5px solid rgba(255,255,255,.42);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.btn-light:active{transform:translateY(0)}

.text-link{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-1);
  position:relative;padding-bottom:2px;
}
.text-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  border-radius:2px;background:var(--brand-grad);
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.text-link:hover::after{transform:scaleX(1)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:56px 0 84px;overflow:hidden}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;z-index:0;
  width:560px;height:560px;filter:blur(130px);
}
.hero::before{left:-160px;top:-180px;background:rgba(109,59,245,.10)}
.hero::after{right:-180px;bottom:-220px;background:rgba(255,77,141,.08)}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
  background:var(--brand-soft);border:1px solid rgba(109,59,245,.16);
  color:var(--brand-1);font-size:13px;font-weight:600;
}
.hero-title{font-size:44px;line-height:1.15;font-weight:800;margin:20px 0 16px}
.hero-sub{font-size:16px;line-height:1.9;color:var(--body);max-width:36em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.stat{
  display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:16px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.stat:hover{transform:translateY(-2px);border-color:var(--brand-1);box-shadow:var(--sh-hover)}
.stat i{color:var(--brand-1);font-size:14px}
.stat b{
  font-size:19px;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{font-size:13px;color:var(--muted)}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:28px;
  box-shadow:0 22px 50px rgba(109,59,245,.2);
}
.hero-media::after{
  content:"";position:absolute;inset:-18px;border-radius:40px;z-index:-1;
  background:radial-gradient(closest-side,rgba(109,59,245,.16),transparent 72%);
}
.hero-float{
  position:absolute;left:-16px;bottom:-18px;display:flex;align-items:center;gap:12px;
  padding:14px 18px;border-radius:18px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--sh-hover);
}
.hero-float .float-icon{
  width:38px;height:38px;border-radius:12px;background:var(--brand-soft);
  display:grid;place-items:center;color:var(--brand-1);
}
.hero-float b{
  display:block;font-size:17px;font-weight:800;line-height:1.3;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.hero-float em{display:block;font-style:normal;font-size:12px;color:var(--muted)}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section.soft{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:780px;margin-bottom:44px}
.sec-tag{
  display:inline-block;margin-bottom:16px;padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-1);font-size:13px;font-weight:700;
}
.sec-head h2{font-size:32px;line-height:1.25;margin-bottom:14px}
.sec-head p{font-size:16px;color:var(--body)}

/* ---------- 概览条目 ---------- */
.plain-list{border-top:1px solid var(--line)}
.plain-item{
  display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:22px;
  padding:26px 12px;border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),border-radius .22s var(--ease);
}
.plain-item:hover{background:#fff;border-radius:18px}
.plain-num{
  font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.plain-text h3{font-size:18px;margin-bottom:6px}
.plain-text p{font-size:15px;color:var(--body)}
.plain-arrow{
  width:44px;height:44px;border-radius:14px;background:var(--brand-soft);
  display:grid;place-items:center;color:var(--brand-1);
  transition:transform .22s var(--ease);
}
.plain-item:hover .plain-arrow{transform:translateX(4px)}

/* ---------- 图文交错 ---------- */
.zig{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:40px 0;border-bottom:1px dashed var(--line)}
.zig:last-child{border-bottom:0}
.zig.is-flip .zig-media{order:2}
.zig.is-flip .zig-body{order:1}
.zig-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:20px;
  box-shadow:var(--sh);transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.zig-media:hover img{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.zig-index{
  font-size:38px;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.zig-body h3{font-size:22px;line-height:1.4;margin:10px 0 12px}
.zig-body p{font-size:16px;color:var(--body)}
.check-list{margin-top:18px;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2);align-items:flex-start}
.check-list i{color:var(--accent);font-size:13px;margin-top:8px;flex:0 0 auto}

/* ---------- 步骤卡 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(109,59,245,.36)}
.step-num{
  font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step-card h3{font-size:17px;line-height:1.5;margin:16px 0 10px}
.step-card p{font-size:15px;color:var(--body)}

/* ---------- 分页/入口 ---------- */
.pager{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:36px}
.pager a,.pager .is-current{
  display:inline-flex;align-items:center;justify-content:center;min-height:44px;
  padding:0 20px;border-radius:14px;border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:transform .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.pager .is-current{background-image:var(--brand-grad);color:#fff;border-color:transparent}
.pager a:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:rgba(109,59,245,.32);box-shadow:var(--sh)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 60px 20px 24px;font-size:17px;font-weight:600;color:var(--ink);
  min-height:44px;display:flex;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:9px;background:var(--brand-soft);color:var(--brand-1);
  display:grid;place-items:center;font-weight:700;font-size:15px;
  transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.faq-item[open] summary::after{content:"−";background-image:var(--brand-grad);color:#fff;transform:translateY(-50%) rotate(180deg)}
.faq-body{position:relative;padding:0 24px 24px 24px;font-size:15px;line-height:1.85;color:var(--body)}
.faq-body p+p{margin-top:.9em}
.faq-item[open] .faq-body{padding-left:34px}
.faq-item[open] .faq-body::before{
  content:"";position:absolute;left:0;top:2px;bottom:24px;width:4px;border-radius:4px;
  background:var(--brand-grad);
}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;padding:56px;
  background:linear-gradient(120deg,#1B1338 0%,#2C1C58 100%);
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  box-shadow:0 24px 60px rgba(20,16,42,.28);
}
.cta-card::before{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  right:-120px;top:-160px;filter:blur(110px);background:rgba(255,77,141,.28);pointer-events:none;
}
.cta-card::after{
  content:"";position:absolute;width:380px;height:380px;border-radius:50%;
  left:-140px;bottom:-200px;filter:blur(110px);background:rgba(22,224,192,.18);pointer-events:none;
}
.cta-card>*{position:relative;z-index:1}
.cta-chip{
  display:inline-block;margin-bottom:16px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);color:#fff;font-size:13px;font-weight:600;
}
.cta-card h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:14px}
.cta-card p{color:rgba(255,255,255,.76);font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-points{display:grid;gap:14px}
.cta-points li{
  display:flex;gap:12px;align-items:flex-start;padding:16px 18px;border-radius:16px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.86);font-size:14px;line-height:1.7;
}
.cta-points i{color:var(--accent);margin-top:5px;flex:0 0 auto}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;padding:64px 0 28px;background:var(--ink);color:#fff;
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 4fr;gap:32px}
.site-footer .logo-main{color:#fff}
.site-footer .logo-sub{color:rgba(255,255,255,.6)}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:#fff;font-size:15px;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.socials a:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .22s var(--ease),transform .22s var(--ease);display:inline-block}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-info{display:grid;gap:12px}
.footer-info span{font-size:14px;color:rgba(255,255,255,.72)}
.footer-info i{color:var(--accent);margin-right:8px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-cards,.nav-cta{display:none}
  .burger{display:grid}
  .hero{padding:40px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-media{order:2}
  .hero-media img{aspect-ratio:16/9}
  .zig{grid-template-columns:1fr;gap:24px;padding:32px 0}
  .zig.is-flip .zig-media,.zig.is-flip .zig-body{order:initial}
  .step-grid{grid-template-columns:1fr 1fr}
  .cta-card{grid-template-columns:1fr;padding:44px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .wrap{padding:0 20px}
  .section{padding:56px 0}
  .hero-title{font-size:30px;line-height:1.2}
  .hero-sub{font-size:15px}
  .sec-head{margin-bottom:32px}
  .sec-head h2{font-size:24px}
  .cta-card h2{font-size:23px}
  .zig-body h3{font-size:19px}
  .stat-row{display:grid;grid-template-columns:1fr 1fr}
  .stat{justify-content:flex-start}
  .step-grid{grid-template-columns:1fr}
  .plain-item{grid-template-columns:1fr;gap:10px;padding:22px 8px}
  .plain-arrow{display:none}
  .cta-card{padding:30px;border-radius:24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .hero-float{left:0;bottom:-14px;padding:10px 14px}
  .hero-float .float-icon{width:34px;height:34px}
  .mobile-grid{grid-template-columns:1fr}
  .stat-row{grid-template-columns:1fr}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: category2 */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#FF4D8D;
  --brand-grad:linear-gradient(120deg,#6D3BF5 0%,#FF4D8D 100%);
  --brand-soft:#F1ECFF;
  --accent:#16E0C0;
  --accent-2:#FFB020;
  --ink:#14102A;
  --ink-2:#3A3357;
  --body:#4A4560;
  --muted:#8A85A3;
  --line:#E7E3F4;
  --bg:#F7F6FC;
  --card:#FFFFFF;
  --shadow-1:0 10px 30px rgba(109,59,245,.08);
  --shadow-2:0 18px 44px rgba(109,59,245,.18);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--body);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.grad{
  background:var(--brand-grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-tight{padding:72px 0}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:12px 0 0}
.nav-card{
  display:flex;align-items:center;gap:18px;
  height:76px;padding:0 16px 0 20px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:0 10px 30px rgba(109,59,245,.08);
}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--brand-grad);
  color:#fff;display:grid;place-items:center;font-size:17px;
  box-shadow:0 8px 18px rgba(109,59,245,.28);
  flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.01em}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:.08em}
.nav-links{display:none;align-items:center;gap:6px;margin-left:auto}
.nav-item{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 14px;border-radius:12px;
  font-size:14px;font-weight:500;color:var(--ink-2);
  position:relative;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-item i{font-size:14px;color:var(--muted);transition:color .22s var(--ease);width:18px;text-align:center}
.nav-item:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateY(-2px)}
.nav-item:hover i{color:var(--brand-1)}
.nav-item.is-active{background:var(--brand-soft);color:var(--brand-1);font-weight:600}
.nav-item.is-active i{color:var(--brand-1)}
.nav-item.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--brand-grad);
}
.nav-cta{display:none;margin-left:10px}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .22s var(--ease),border-color .22s var(--ease);
}
.nav-toggle:hover{background:var(--brand-soft);border-color:#DCD3FF}
.mobile-panel{
  display:none;margin-top:12px;padding:18px;
  background:#fff;border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--shadow-1);
}
.mobile-panel.is-open{display:block}
.mobile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.mobile-link{
  display:flex;align-items:center;gap:10px;
  min-height:52px;padding:10px 12px;border-radius:14px;
  background:var(--bg);border:1px solid var(--line);
  font-size:14px;color:var(--ink-2);font-weight:500;
}
.mobile-link i{color:var(--brand-1);font-size:15px}
.mobile-link.is-active{background:var(--brand-soft);border-color:#DCD3FF;color:var(--brand-1)}
.mobile-cta{margin-top:12px;width:100%;justify-content:center}
@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-cta{display:inline-flex}
  .nav-toggle{display:none}
  .mobile-panel{display:none !important}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:12px 26px;border-radius:14px;
  font-size:15px;font-weight:600;cursor:pointer;border:1.5px solid transparent;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-primary{
  background-image:var(--brand-grad);
  color:#fff;border-radius:999px;
  box-shadow:0 12px 28px rgba(109,59,245,.26);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(109,59,245,.32);background-image:linear-gradient(140deg,#6D3BF5 0%,#FF4D8D 100%)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(109,59,245,.22)}
.btn-ghost{background:#fff;border-color:var(--brand-1);color:var(--brand-1);border-radius:999px}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand-1);
  background-image:var(--brand-grad);
  background-repeat:no-repeat;background-position:0 100%;background-size:0 2px;
  padding-bottom:3px;
  transition:background-size .26s var(--ease),color .26s var(--ease);
}
.link-more:hover{background-size:100% 2px;color:var(--brand-2)}
.link-more i{font-size:12px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:60px 0 78px;overflow:hidden}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;
}
.hero::before{
  width:640px;height:640px;top:-260px;left:-200px;
  background:radial-gradient(circle,rgba(109,59,245,.10) 0%,rgba(109,59,245,0) 70%);
  filter:blur(120px);
}
.hero::after{
  width:560px;height:560px;bottom:-260px;right:-160px;
  background:radial-gradient(circle,rgba(255,77,141,.08) 0%,rgba(255,77,141,0) 70%);
  filter:blur(120px);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);border:1px solid #E1D8FF;
  color:var(--brand-1);font-size:13px;font-weight:600;
}
.hero h1{
  margin:20px 0 0;
  font-size:30px;line-height:1.22;font-weight:800;color:var(--ink);
  letter-spacing:-.01em;word-break:break-word;
}
.hero-lead{margin-top:18px;font-size:16px;color:var(--body);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:32px}
.stat{
  display:flex;align-items:center;gap:12px;
  padding:14px 16px;border-radius:16px;
  background:#fff;border:1px solid var(--line);
  box-shadow:0 8px 20px rgba(109,59,245,.06);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.stat:hover{transform:translateY(-2px);border-color:var(--brand-1);box-shadow:var(--shadow-1)}
.stat i{font-size:16px;color:var(--brand-1)}
.stat b{
  display:block;font-size:22px;font-weight:800;line-height:1.2;
  font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{font-size:13px;color:var(--muted);line-height:1.4}
.hero-visual{position:relative}
.hero-figure{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:0 24px 60px rgba(109,59,245,.18);
}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,42,0) 45%,rgba(20,16,42,.42) 100%);
}
.float-card{
  position:absolute;left:20px;bottom:-16px;
  display:flex;align-items:center;gap:12px;
  padding:14px 18px;border-radius:18px;
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-2);
}
.float-card .ic{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:var(--brand-soft);color:var(--brand-1);
  display:grid;place-items:center;font-size:16px;
}
.float-card strong{display:block;font-size:15px;color:var(--ink);line-height:1.3}
.float-card small{font-size:12px;color:var(--muted)}
@media(min-width:640px){
  .hero h1{font-size:38px}
  .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(min-width:1024px){
  .hero{padding:72px 0 96px}
  .hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:56px}
  .hero h1{font-size:44px;line-height:1.15}
}

/* ---------- 通用板块标题 ---------- */
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{
  margin-top:16px;
  font-size:25px;line-height:1.28;font-weight:700;color:var(--ink);
}
.section-head p{margin-top:14px;font-size:16px;color:var(--body)}
@media(min-width:768px){.section-head h2{font-size:32px}}

/* ---------- 功能卡网格 + 粘性侧栏 ---------- */
.layout-aside{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
.card-grid{display:grid;grid-template-columns:1fr;gap:22px}
.f-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.f-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DCD3FF}
.f-icon{
  width:46px;height:46px;border-radius:14px;
  background:var(--brand-soft);color:var(--brand-1);
  display:grid;place-items:center;font-size:18px;margin-bottom:16px;
  transition:background .24s var(--ease),color .24s var(--ease);
}
.f-card:hover .f-icon{background:var(--brand-grad);color:#fff}
.f-card h3{font-size:17px;font-weight:600;color:var(--ink);line-height:1.5}
.f-card p{margin-top:10px;font-size:14.5px;color:var(--body);line-height:1.85}
.f-card .link-more{margin-top:16px}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){
  .layout-aside{grid-template-columns:minmax(0,1fr) 320px;gap:36px}
}
.toc{
  background:var(--card);border:1px solid var(--line);border-radius:22px;
  padding:24px;box-shadow:var(--shadow-1);
}
.toc h2{font-size:16px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:10px}
.toc h2 i{color:var(--brand-2)}
.toc-list{margin-top:16px;display:flex;flex-direction:column;gap:4px}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;
  font-size:14px;color:var(--ink-2);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.toc-list a span.num{
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
  color:var(--brand-1);background:var(--brand-soft);
  width:24px;height:24px;border-radius:8px;display:grid;place-items:center;flex:none;
}
.toc-list a:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateX(3px)}
.toc-note{
  margin-top:18px;padding:16px;border-radius:16px;
  background:var(--bg);border:1px dashed #D8CFFA;
  font-size:13px;color:var(--muted);line-height:1.7;
}
.toc-note strong{display:block;color:var(--ink);font-size:14px;margin-bottom:6px}
.toc-note a{color:var(--brand-1);font-weight:600;display:inline-flex;align-items:center;gap:6px;margin-top:8px}
@media(min-width:1024px){
  .toc{position:sticky;top:104px}
}

/* ---------- 深色场景区 ---------- */
.scene-section{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:80px 0;
}
.scene-section::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.16;
}
.scene-section::after{
  content:"";position:absolute;width:620px;height:620px;border-radius:50%;
  top:-280px;right:-200px;filter:blur(130px);
  background:radial-gradient(circle,rgba(255,77,141,.30) 0%,rgba(255,77,141,0) 70%);
}
.scene-inner{position:relative;z-index:2}
.scene-inner .eyebrow{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.18);color:#fff}
.scene-inner h2{margin-top:16px;font-size:25px;line-height:1.3;font-weight:700;color:#fff}
.scene-inner .scene-lead{margin-top:14px;color:rgba(255,255,255,.72);max-width:720px}
.scene-grid{margin-top:38px;display:grid;grid-template-columns:1fr;gap:18px}
.scene-card{
  padding:24px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  transition:transform .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.30)}
.scene-card i{font-size:18px;color:var(--accent)}
.scene-card h3{margin-top:14px;font-size:17px;font-weight:600;color:#fff;line-height:1.5}
.scene-card p{margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.72);line-height:1.8}
@media(min-width:640px){.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:768px){.scene-inner h2{font-size:32px}}
@media(min-width:1024px){
  .scene-section{padding:96px 0}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
}

/* ---------- 步骤条 ---------- */
.steps{position:relative;display:grid;grid-template-columns:1fr;gap:20px}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 24px 24px;box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DCD3FF}
.step::before{
  content:"";position:absolute;top:0;left:24px;width:46px;height:4px;
  border-radius:0 0 4px 4px;background:var(--brand-grad);
}
.step-num{
  font-size:28px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step h3{margin-top:12px;font-size:17px;font-weight:600;color:var(--ink)}
.step p{margin-top:8px;font-size:14.5px;color:var(--body)}
@media(min-width:640px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){
  .steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
  .steps::before{
    content:"";position:absolute;top:-24px;left:36px;right:36px;height:2px;
    background:linear-gradient(90deg,rgba(109,59,245,.28),rgba(255,77,141,.28));
  }
}
.stat-row{display:grid;grid-template-columns:1fr;gap:14px;margin-top:36px}
.stat-item{
  display:flex;align-items:center;gap:14px;
  padding:18px 20px;border-radius:16px;background:#fff;
  border:1px solid var(--line);box-shadow:0 8px 20px rgba(109,59,245,.06);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.stat-item:hover{transform:translateY(-2px);border-color:var(--brand-1)}
.stat-item .ic{
  width:40px;height:40px;border-radius:12px;flex:none;
  display:grid;place-items:center;font-size:16px;
  background:var(--brand-soft);color:var(--brand-1);
}
.stat-item b{
  display:block;font-size:20px;font-weight:800;line-height:1.25;
  font-variant-numeric:tabular-nums;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-item span{font-size:13px;color:var(--muted);line-height:1.5}
@media(min-width:640px){.stat-row{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(min-width:1024px){.stat-row{margin-top:44px}}

/* ---------- 联系表单 ---------- */
.contact-section{position:relative;overflow:hidden}
.contact-section::before{
  content:"";position:absolute;width:560px;height:560px;border-radius:50%;
  bottom:-260px;left:-180px;filter:blur(120px);pointer-events:none;
  background:radial-gradient(circle,rgba(109,59,245,.10) 0%,rgba(109,59,245,0) 70%);
}
.contact-grid{position:relative;display:grid;grid-template-columns:1fr;gap:34px;align-items:start}
.contact-info .eyebrow{margin-bottom:16px}
.contact-info h2{font-size:25px;line-height:1.3;font-weight:700;color:var(--ink)}
.contact-info > p{margin-top:14px;font-size:16px;color:var(--body)}
.point-list{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.point{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px;border-radius:16px;background:#fff;border:1px solid var(--line);
  box-shadow:0 8px 20px rgba(109,59,245,.06);
}
.point i{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;font-size:15px;
  background:var(--brand-soft);color:var(--brand-1);
}
.point strong{display:block;font-size:15px;color:var(--ink);font-weight:600}
.point span{font-size:13.5px;color:var(--muted);line-height:1.7}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:0 16px 40px rgba(109,59,245,.10);
}
.form-card h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:6px}
.form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field input,.field textarea{
  width:100%;padding:14px 18px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;font-size:15px;color:var(--ink);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field textarea{resize:vertical;min-height:130px;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#B4AFCA}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(109,59,245,.15);
}
.btn-submit{
  width:100%;justify-content:center;border-radius:999px;
  background-image:var(--brand-grad);color:#fff;border-color:transparent;
  box-shadow:0 12px 28px rgba(109,59,245,.26);
}
.btn-submit:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(109,59,245,.32);background-image:linear-gradient(140deg,#6D3BF5 0%,#FF4D8D 100%)}
.btn-submit:active{transform:translateY(0);box-shadow:0 6px 16px rgba(109,59,245,.22)}
.form-note{
  margin-top:14px;font-size:13px;color:var(--muted);display:none;
  padding:12px 16px;border-radius:12px;background:var(--brand-soft);color:var(--brand-1);
}
.form-note.is-shown{display:block}
@media(min-width:1024px){
  .contact-info h2{font-size:32px}
  .contact-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:44px}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:#fff;
  border-top:1px solid var(--line);
  padding:64px 0 28px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
.footer-brand .logo-main{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-desc{margin-top:18px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.85;max-width:340px}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;font-size:15px;
  background:rgba(255,255,255,.08);color:#fff;
  border:1px solid rgba(255,255,255,.12);
  transition:transform .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);
}
.socials a:hover{transform:translateY(-2px);background:var(--brand-1);border-color:var(--brand-1)}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.68);
  transition:color .22s var(--ease),transform .22s var(--ease);
  display:inline-block;
}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-info{display:flex;flex-direction:column;gap:12px}
.footer-info span{
  display:flex;gap:10px;align-items:flex-start;
  font-size:13.5px;color:rgba(255,255,255,.68);line-height:1.7;
}
.footer-info i{color:var(--accent);margin-top:4px}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}
@media(min-width:768px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:40px}
}
@media(min-width:1024px){
  .footer-grid{grid-template-columns:minmax(0,4fr) minmax(0,2fr) minmax(0,2fr) minmax(0,4fr)}
}

/* ---------- 响应式容器 ---------- */
@media(max-width:1023px){
  .wrap{padding:0 24px}
  .section{padding:72px 0}
}
@media(max-width:639px){
  .wrap{padding:0 20px}
  .section{padding:56px 0}
  .nav-card{height:auto;padding:12px 14px;gap:12px}
  .btn{padding:12px 20px;font-size:14.5px}
  .f-card,.form-card,.scene-card,.step{padding:22px}
  .hero{padding:44px 0 60px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --brand-1:#6D3BF5;
  --brand-2:#FF4D8D;
  --brand-grad:linear-gradient(120deg,#6D3BF5 0%,#FF4D8D 100%);
  --brand-soft:#F1ECFF;
  --accent:#16E0C0;
  --accent-2:#FFB020;
  --ink:#14102A;
  --ink-2:#3A3357;
  --body:#4A4560;
  --muted:#8A85A3;
  --line:#E7E3F4;
  --bg:#F7F6FC;
  --card:#FFFFFF;
  --r-xl:28px;
  --r-lg:20px;
  --r-sm:14px;
  --sh:0 10px 30px rgba(109,59,245,.08);
  --sh-hover:0 18px 44px rgba(109,59,245,.18);
  --ease:cubic-bezier(.2,.8,.2,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  overflow-wrap:break-word;
  word-break:break-word;
}
h1,h2,h3,h4,p,figure{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;border:0;background:none;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:8px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:12px;z-index:60;padding:0;}
.nav-panel{
  display:flex;
  align-items:center;
  gap:18px;
  height:76px;
  padding:0 18px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--sh);
}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--brand-grad);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:17px;
  box-shadow:0 8px 18px rgba(109,59,245,.28);
  transform:rotate(-4deg);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-main{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px;}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:1.2px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:10px;
  font-size:14px;color:var(--ink-2);white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-item i{font-size:14px;color:var(--muted);transition:color .22s var(--ease);}
.nav-item:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateY(-2px);}
.nav-item:hover i{color:var(--brand-1);}
.nav-item.is-active{position:relative;background:var(--brand-soft);color:var(--brand-1);font-weight:600;}
.nav-item.is-active i{color:var(--brand-1);}
.nav-item.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  border-radius:2px;background:var(--brand-grad);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:17px;
  align-items:center;justify-content:center;
}
.mobile-panel{
  display:none;
  margin-top:10px;padding:16px;
  background:#fff;border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--sh-hover);
}
.mobile-panel.is-open{display:block;}
.mobile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
.mobile-link{
  display:flex;align-items:center;gap:10px;
  min-height:48px;padding:10px 12px;border-radius:12px;
  background:var(--bg);border:1px solid var(--line);
  font-size:14px;color:var(--ink-2);
}
.mobile-link i{color:var(--brand-1);}
.mobile-link.is-active{background:var(--brand-soft);border-color:rgba(109,59,245,.35);color:var(--brand-1);font-weight:600;}
.mobile-cta{margin-top:14px;}
.mobile-cta .btn{width:100%;justify-content:center;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 24px;
  border-radius:var(--r-sm);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),background-position .3s var(--ease);
}
.btn-primary{
  background-image:var(--brand-grad);background-size:180% 180%;background-position:0% 50%;
  color:#fff;border-radius:999px;
  box-shadow:0 10px 24px rgba(109,59,245,.26);
}
.btn-primary:hover{transform:translateY(-2px);background-position:20% 50%;box-shadow:0 16px 34px rgba(255,77,141,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(109,59,245,.22);}
.btn-ghost{
  background:#fff;color:var(--brand-1);
  border:1.5px solid var(--brand-1);border-radius:999px;
}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:44px;padding:0 18px;font-size:14px;}
.btn-light{
  background:#fff;color:var(--ink);
  border:1.5px solid rgba(255,255,255,.75);border-radius:999px;
}
.btn-light:hover{transform:translateY(-2px);background:var(--brand-soft);color:var(--brand-1);}
.text-link{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--brand-1);
  padding-bottom:2px;position:relative;
}
.text-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand-grad);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.text-link:hover::after{transform:scaleX(1);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:74px 0 88px;}
.hero::before,
.hero::after{
  content:"";position:absolute;width:620px;height:620px;border-radius:50%;
  filter:blur(120px);pointer-events:none;z-index:0;
}
.hero::before{background:rgba(109,59,245,.10);top:-240px;left:-180px;}
.hero::after{background:rgba(255,77,141,.08);right:-200px;bottom:-260px;}
.hero .wrap{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--brand-1);
  box-shadow:var(--sh);
}
.eyebrow i{font-size:12px;color:var(--brand-2);}
.hero-title{
  margin-top:22px;
  font-size:44px;line-height:1.15;font-weight:800;color:var(--ink);
  letter-spacing:-.4px;
}
.hero-title .grad{
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:20px;font-size:16px;line-height:1.85;color:var(--body);max-width:56ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.stat{
  display:flex;align-items:center;gap:12px;
  padding:13px 18px;background:#fff;
  border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.stat:hover{transform:translateY(-2px);border-color:var(--brand-1);}
.stat i{font-size:16px;color:var(--brand-1);}
.stat-num{
  font-size:22px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-right:6px;
}
.stat-label{font-size:13px;color:var(--muted);line-height:1.5;}

.hero-visual{position:relative;}
.hero-media{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  aspect-ratio:4/3;background:var(--brand-soft);
  box-shadow:0 26px 60px rgba(109,59,245,.18);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,42,0) 45%,rgba(20,16,42,.45) 100%);
}
.float-card{
  position:absolute;left:-16px;bottom:-16px;z-index:2;
  display:flex;align-items:center;gap:14px;
  padding:16px 20px;background:#fff;border:1px solid var(--line);
  border-radius:18px;box-shadow:var(--sh-hover);
}
.float-card .fc-icon{
  width:40px;height:40px;border-radius:12px;background:var(--brand-soft);
  color:var(--brand-1);display:flex;align-items:center;justify-content:center;font-size:16px;
}
.float-card strong{display:block;font-size:14px;color:var(--ink);font-weight:700;}
.float-card span{font-size:12px;color:var(--muted);}

/* ---------- 板块 ---------- */
.section{padding:88px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;}
.section-head.center{margin:0 auto;text-align:center;}
.section-title{font-size:32px;line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.3px;}
.section-lead{margin-top:14px;font-size:16px;color:var(--body);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-1);
  font-size:12px;font-weight:600;line-height:1.6;
}
.tag-plain{background:var(--bg);color:var(--ink-2);border:1px solid var(--line);}
.tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;margin-top:44px;}
.timeline::before{
  content:"";position:absolute;left:23px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(109,59,245,.55) 0%,rgba(255,77,141,.4) 60%,rgba(109,59,245,0) 100%);
}
.tl-item{position:relative;padding-left:72px;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:12px;top:28px;
  width:24px;height:24px;border-radius:50%;
  background:var(--brand-grad);
  box-shadow:0 0 0 7px rgba(109,59,245,.10);
}
.tl-card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--sh);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.tl-top{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.tl-index{
  font-size:30px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.tl-card h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--ink);}
.tl-card p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--body);}

/* ---------- 指标 / 图文 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;margin-top:40px;}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/9;
  background:var(--brand-soft);box-shadow:var(--sh);
}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.split-media:hover img{transform:scale(1.03);}
.metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.metric-card:hover{transform:translateY(-2px);border-color:var(--brand-1);}
.metric-card .mc-icon{
  width:42px;height:42px;border-radius:13px;background:var(--brand-soft);
  color:var(--brand-1);display:flex;align-items:center;justify-content:center;font-size:17px;
}
.metric-num{
  display:block;margin-top:16px;font-size:30px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric-name{margin-top:8px;font-size:16px;font-weight:600;color:var(--ink);}
.metric-note{margin-top:6px;font-size:13px;line-height:1.7;color:var(--muted);}

/* ---------- 核对清单 ---------- */
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:40px;}
.check-item{
  display:flex;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 24px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.check-item .ci-mark{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;font-size:13px;
}
.check-item h3{font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;}
.check-item p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--body);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  padding:56px 56px;
  background:linear-gradient(135deg,#1B1538 0%,#2C1B5C 100%);
  color:#fff;
}
.cta-band::before,
.cta-band::after{
  content:"";position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;
}
.cta-band::before{width:460px;height:460px;background:rgba(109,59,245,.35);top:-200px;left:-120px;}
.cta-band::after{width:420px;height:420px;background:rgba(255,77,141,.28);bottom:-220px;right:-100px;}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.cta-band h2{font-size:30px;line-height:1.3;font-weight:700;color:#fff;}
.cta-band p{margin-top:16px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.74);}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-points{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px;}
.cta-points span{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:rgba(255,255,255,.86);
}

/* ---------- 分页 ---------- */
.pager-wrap{padding:0 0 88px;}
.pager{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.pager a,.pager .is-current{
  display:inline-flex;align-items:center;min-height:44px;padding:0 20px;
  border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;font-size:14px;color:var(--ink-2);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.pager a:hover{background:var(--brand-soft);border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px);}
.pager .is-current{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:#fff;border-top:1px solid var(--line);
  padding:64px 0 28px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 4fr;gap:36px;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.55);}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:34ch;}
.socials{display:flex;gap:10px;margin-top:20px;}
.socials a{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:#fff;font-size:15px;
  transition:background .22s var(--ease),transform .22s var(--ease),color .22s var(--ease);
}
.socials a:hover{background:var(--brand-grad);transform:translateY(-2px);}
.footer-title{font-size:15px;font-weight:600;color:#fff;letter-spacing:.2px;}
.footer-links,.footer-info{display:flex;flex-direction:column;gap:12px;margin-top:18px;}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.68);
  transition:color .22s var(--ease),transform .22s var(--ease);
  align-self:flex-start;
}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-info span{font-size:14px;color:rgba(255,255,255,.68);display:flex;gap:9px;line-height:1.7;}
.footer-info i{color:var(--accent);font-size:13px;margin-top:5px;}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  margin-top:48px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:40px;}
  .cta-band{padding:48px 40px;}
}
@media (max-width:1023px){
  .wrap{padding:0 24px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-panel{height:68px;}
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual{order:2;}
  .hero-title{font-size:36px;}
  .section{padding:64px 0;}
  .split{grid-template-columns:1fr;gap:28px;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .section-alt{padding:64px 0;}
}
@media (max-width:767px){
  .hero-title{font-size:30px;}
  .section-title{font-size:26px;}
  .metric-grid{grid-template-columns:1fr;}
  .checklist{grid-template-columns:1fr;}
  .cta-band{padding:36px 24px;}
  .cta-band h2{font-size:24px;}
  .timeline::before{left:13px;}
  .tl-item{padding-left:46px;}
  .tl-dot{left:2px;width:22px;height:22px;}
  .tl-card{padding:22px;}
}
@media (max-width:639px){
  .wrap{padding:0 20px;}
  .nav-panel{padding:0 14px;}
  .logo-sub{display:none;}
  .hero{padding:44px 0 56px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:10px;}
  .stat{flex:1 1 100%;}
  .float-card{position:static;margin-top:16px;left:0;bottom:0;}
  .footer-grid{grid-template-columns:1fr;}
  .pager a,.pager .is-current{width:100%;justify-content:center;}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  .tl-card:hover,.check-item:hover,.stat:hover,.metric-card:hover,.pager a:hover{transform:none;}
}

/* roulang page: category4 */
:root{
    --brand-1:#6D3BF5;
    --brand-2:#FF4D8D;
    --brand-grad:linear-gradient(120deg,#6D3BF5 0%,#FF4D8D 100%);
    --brand-soft:#F1ECFF;
    --accent:#16E0C0;
    --accent-2:#FFB020;
    --ink:#14102A;
    --ink-2:#3A3357;
    --body:#4A4560;
    --muted:#8A85A3;
    --line:#E7E3F4;
    --bg:#F7F6FC;
    --card:#FFFFFF;
    --shadow-sm:0 10px 30px rgba(109,59,245,.08);
    --shadow-lg:0 18px 44px rgba(109,59,245,.18);
    --r-lg:28px;
    --r-md:20px;
    --r-sm:14px;
    --ease:cubic-bezier(.2,.8,.2,1);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--body);
    font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    overflow-x:hidden;
    word-break:break-word;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button,input,textarea{font-family:inherit;font-size:inherit;color:inherit;}
  a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
    outline:2px solid var(--brand-1);
    outline-offset:2px;
    border-radius:8px;
  }

  .wrap{max-width:1200px;margin:0 auto;padding:0 32px;}

  /* ---------- 头部与卡片化导航 ---------- */
  .site-header{
    position:sticky;
    top:12px;
    z-index:200;
    padding:14px 0 6px;
  }
  .nav-panel{
    display:flex;
    align-items:center;
    gap:18px;
    min-height:76px;
    padding:12px 18px;
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(16px);
    backdrop-filter:blur(16px);
    border:1px solid var(--line);
    border-radius:22px;
    box-shadow:var(--shadow-sm);
  }
  .logo{display:flex;align-items:center;gap:11px;flex-shrink:0;}
  .logo-mark{
    width:36px;height:36px;
    border-radius:12px;
    background:var(--brand-grad);
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-size:17px;
    box-shadow:0 8px 18px rgba(109,59,245,.28);
    flex-shrink:0;
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.15;}
  .logo-main{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.2px;}
  .logo-sub{font-size:11px;color:var(--muted);letter-spacing:1.4px;}

  .nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
  .nav-card{
    display:inline-flex;align-items:center;gap:8px;
    padding:10px 14px;
    border-radius:10px;
    background:#F8F7FD;
    color:var(--ink-2);
    font-size:13.5px;
    font-weight:600;
    white-space:nowrap;
    border-bottom:2px solid transparent;
    transition:transform .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease);
  }
  .nav-card i{font-size:14px;color:var(--muted);transition:color .22s var(--ease);}
  .nav-card:hover{background:var(--brand-soft);color:var(--brand-1);transform:translateY(-2px);}
  .nav-card:hover i{color:var(--brand-1);}
  .nav-card.is-active{
    background:var(--brand-soft);
    color:var(--brand-1);
    border-bottom-color:transparent;
    position:relative;
  }
  .nav-card.is-active i{color:var(--brand-1);}
  .nav-card.is-active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;
    border-radius:2px;background:var(--brand-grad);
  }
  .nav-cta{flex-shrink:0;}
  .nav-toggle{
    display:none;
    width:46px;height:46px;
    align-items:center;justify-content:center;
    border-radius:14px;border:1px solid var(--line);
    background:#fff;color:var(--ink);
    font-size:17px;cursor:pointer;
    transition:background-color .22s var(--ease);
  }
  .nav-toggle:hover{background:var(--brand-soft);}
  .mobile-panel{
    margin-top:12px;
    padding:18px;
    background:rgba(255,255,255,.97);
    border:1px solid var(--line);
    border-radius:22px;
    box-shadow:var(--shadow-lg);
  }
  .mobile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
  .mobile-card{
    display:flex;flex-direction:column;gap:6px;
    padding:14px;
    border-radius:14px;
    background:#F8F7FD;
    border:1px solid var(--line);
    color:var(--ink-2);
    font-size:14px;font-weight:600;
  }
  .mobile-card i{color:var(--brand-1);font-size:16px;}
  .mobile-card.is-active{background:var(--brand-soft);color:var(--brand-1);border-color:#DDD2FF;}
  .mobile-cta{display:block;width:100%;text-align:center;margin-top:14px;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 26px;
    border-radius:14px;
    font-size:15px;font-weight:700;
    border:1.5px solid transparent;
    cursor:pointer;
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
  }
  .btn-primary{
    background:var(--brand-grad);
    color:#fff;
    border-radius:999px;
    box-shadow:0 12px 26px rgba(109,59,245,.28);
  }
  .btn-primary:hover{transform:translateY(-2px);filter:hue-rotate(16deg);box-shadow:var(--shadow-lg);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(109,59,245,.22);}
  .btn-ghost{
    background:#fff;color:var(--brand-1);border-color:var(--brand-1);
    border-radius:999px;
  }
  .btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-block{width:100%;}
  .link-more{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;font-weight:700;color:var(--brand-1);
    padding-bottom:2px;
    background-image:var(--brand-grad);
    background-repeat:no-repeat;
    background-size:0% 2px;
    background-position:0 100%;
    transition:background-size .26s var(--ease);
  }
  .link-more:hover{background-size:100% 2px;}

  /* ---------- 通用排版 ---------- */
  .section{padding:88px 0;}
  .section-tight{padding:56px 0;}
  .h2{font-size:32px;line-height:1.25;font-weight:700;color:var(--ink);margin:0 0 14px;}
  .h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--ink);margin:0 0 10px;}
  .lead{font-size:16px;color:var(--body);margin:0 0 34px;max-width:760px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 15px;border-radius:999px;
    background:var(--brand-soft);color:var(--brand-1);
    font-size:13px;font-weight:700;letter-spacing:.4px;
    margin-bottom:18px;
  }
  .em{color:var(--brand-1);}
  .num{font-variant-numeric:tabular-nums;}

  /* ---------- Hero ---------- */
  .hero{position:relative;padding:70px 0 76px;overflow:hidden;}
  .hero::before,.hero::after{
    content:"";position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;
  }
  .hero::before{width:520px;height:520px;background:rgba(109,59,245,.10);top:-160px;left:-140px;}
  .hero::after{width:460px;height:460px;background:rgba(255,77,141,.08);bottom:-180px;right:-120px;}
  .hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;}
  .hero-title{font-size:44px;line-height:1.15;font-weight:800;color:var(--ink);margin:0 0 18px;letter-spacing:-.5px;}
  .hero-sub{font-size:17px;line-height:1.8;color:var(--body);margin:0 0 28px;max-width:560px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
  .hero-badges{display:flex;flex-wrap:wrap;gap:12px;}
  .badge{
    display:inline-flex;align-items:center;gap:9px;
    padding:11px 17px;
    border-radius:16px;
    background:#fff;
    border:1px solid var(--line);
    font-size:13.5px;
    color:var(--ink-2);
    transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .badge i{color:var(--brand-1);font-size:14px;}
  .badge:hover{transform:translateY(-2px);border-color:var(--brand-1);box-shadow:var(--shadow-sm);}
  .badge-num{
    font-size:18px;font-weight:800;
    background:var(--brand-grad);
    -webkit-background-clip:text;background-clip:text;color:transparent;
    font-variant-numeric:tabular-nums;
  }
  .hero-visual{position:relative;}
  .hero-figure{
    position:relative;
    border-radius:var(--r-lg);
    overflow:hidden;
    aspect-ratio:16/11;
    background:var(--brand-soft);
    box-shadow:0 26px 60px rgba(109,59,245,.22);
  }
  .hero-figure img{width:100%;height:100%;object-fit:cover;}
  .float-card{
    position:absolute;
    left:-16px;bottom:-24px;
    display:flex;align-items:center;gap:12px;
    padding:14px 18px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:18px;
    box-shadow:var(--shadow-lg);
    max-width:280px;
  }
  .float-card i{
    width:38px;height:38px;border-radius:12px;
    background:var(--brand-soft);color:var(--brand-1);
    display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;
  }
  .float-card b{display:block;font-size:14px;color:var(--ink);}
  .float-card span{font-size:12.5px;color:var(--muted);}

  /* ---------- 对比卡 ---------- */
  .compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:stretch;}
  .compare-card{
    position:relative;
    display:flex;flex-direction:column;
    padding:32px;
    background:#fff;
    border:1.5px solid var(--line);
    border-radius:var(--r-lg);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease);
  }
  .compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
  .compare-card.is-featured{
    background:linear-gradient(180deg,#FBF9FF 0%,#FFFFFF 60%);
    border-color:transparent;
    box-shadow:0 0 0 1.5px rgba(109,59,245,.55),var(--shadow-sm);
  }
  .compare-tag{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 13px;border-radius:999px;
    background:var(--brand-soft);color:var(--brand-1);
    font-size:12.5px;font-weight:700;margin-bottom:16px;width:fit-content;
  }
  .ribbon{
    position:absolute;top:22px;right:22px;
    padding:6px 14px;border-radius:999px;
    background:var(--brand-grad);color:#fff;
    font-size:12px;font-weight:700;
    box-shadow:0 10px 20px rgba(255,77,141,.28);
  }
  .compare-sub{font-size:14px;color:var(--muted);margin:0 0 20px;}
  .check-list{list-style:none;margin:0 0 26px;padding:0;}
  .check-list li{
    display:flex;gap:11px;align-items:flex-start;
    padding:11px 0;
    border-bottom:1px dashed var(--line);
    font-size:14.5px;color:var(--body);
  }
  .check-list li:last-child{border-bottom:none;}
  .check-list i{color:var(--accent);font-size:14px;margin-top:6px;flex-shrink:0;}
  .compare-card .btn{margin-top:auto;}

  /* ---------- 自查清单 ---------- */
  .check-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;}
  .cover-figure{
    border-radius:var(--r-md);
    overflow:hidden;
    aspect-ratio:16/9;
    background:var(--brand-soft);
    box-shadow:var(--shadow-sm);
  }
  .cover-figure img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
  .cover-figure:hover img{transform:scale(1.03);}
  .task-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
  .task-item{
    display:flex;align-items:flex-start;gap:14px;
    padding:18px 20px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:16px;
    transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .task-item:hover{transform:translateY(-2px);border-color:#D8CCFF;box-shadow:var(--shadow-sm);}
  .task-check{
    width:26px;height:26px;border-radius:9px;
    border:1.5px solid var(--line);
    display:flex;align-items:center;justify-content:center;
    color:var(--brand-1);font-size:12px;flex-shrink:0;margin-top:3px;
    background:var(--brand-soft);
  }
  .task-body b{display:block;font-size:15.5px;color:var(--ink);font-weight:700;margin-bottom:3px;}
  .task-body span{font-size:13.5px;color:var(--muted);}
  .task-freq{
    margin-left:auto;flex-shrink:0;
    padding:5px 12px;border-radius:999px;
    background:var(--brand-soft);color:var(--brand-1);
    font-size:12px;font-weight:700;white-space:nowrap;
  }

  /* ---------- 三步路径 ---------- */
  .path-sec{position:relative;overflow:hidden;}
  .path-sec::after{
    content:"";position:absolute;width:420px;height:420px;border-radius:50%;
    background:rgba(109,59,245,.07);filter:blur(120px);
    top:40px;right:-140px;pointer-events:none;
  }
  .path-track{
    position:relative;
    display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
    margin-top:8px;
  }
  .path-track::before{
    content:"";position:absolute;top:34px;left:8%;right:8%;height:2px;
    background:linear-gradient(90deg,rgba(109,59,245,.35),rgba(255,77,141,.35));
    z-index:0;
  }
  .path-node{
    position:relative;z-index:1;
    padding:28px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-md);
    box-shadow:var(--shadow-sm);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease);
  }
  .path-node:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
  .path-num{
    display:flex;align-items:center;justify-content:center;
    width:46px;height:46px;margin-bottom:16px;
    border-radius:14px;
    background:var(--brand-soft);
    font-size:19px;font-weight:800;
    background-image:var(--brand-grad);
    -webkit-background-clip:text;background-clip:text;color:transparent;
    font-variant-numeric:tabular-nums;
  }
  .path-node p{margin:0;font-size:14.5px;color:var(--body);}
  .path-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}

  /* ---------- FAQ ---------- */
  .faq-list{display:grid;gap:14px;max-width:900px;}
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-md);
    overflow:hidden;
    transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .faq-item[open]{box-shadow:var(--shadow-sm);border-color:#DDD2FF;}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 24px;
    font-size:17px;font-weight:600;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-icon{
    width:30px;height:30px;flex-shrink:0;
    border-radius:10px;background:var(--brand-soft);color:var(--brand-1);
    display:flex;align-items:center;justify-content:center;
    font-size:15px;font-weight:700;
    transition:transform .24s var(--ease);
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);}
  .faq-body{
    position:relative;
    margin:0 24px 22px;
    padding-left:16px;
    font-size:15px;line-height:1.85;color:var(--body);
  }
  .faq-body::before{
    content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;
    border-radius:2px;background:var(--brand-grad);
  }
  .faq-body p{margin:0 0 10px;}
  .faq-body p:last-child{margin-bottom:0;}

  /* ---------- 联系表单 ---------- */
  .contact-sec{position:relative;overflow:hidden;}
  .contact-sec::before{
    content:"";position:absolute;width:460px;height:460px;border-radius:50%;
    background:rgba(255,77,141,.08);filter:blur(120px);
    left:-160px;bottom:-180px;pointer-events:none;
  }
  .contact-grid{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;}
  .contact-points{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:16px;}
  .contact-points li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--body);}
  .contact-points i{
    width:34px;height:34px;border-radius:11px;
    background:var(--brand-soft);color:var(--brand-1);
    display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;
  }
  .form-card{
    padding:32px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    box-shadow:var(--shadow-sm);
  }
  .field{margin-bottom:18px;}
  .field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:8px;}
  .field input,.field textarea{
    width:100%;
    padding:14px 18px;
    border-radius:var(--r-sm);
    border:1px solid var(--line);
    background:#fff;
    color:var(--ink);
    font-size:15px;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .field textarea{resize:vertical;line-height:1.7;}
  .field input:hover,.field textarea:hover{border-color:#CFC3F7;}
  .field input:focus,.field textarea:focus{
    outline:none;
    border-color:var(--brand-1);
    box-shadow:0 0 0 4px rgba(109,59,245,.15);
  }
  .form-note{
    margin:0 0 18px;
    padding:14px 18px;
    border-radius:var(--r-sm);
    background:var(--brand-soft);
    color:var(--brand-1);
    font-size:14px;font-weight:600;
  }
  .form-hint{font-size:12.5px;color:var(--muted);margin:12px 0 0;}

  /* ---------- 页脚 ---------- */
  .site-footer{
    margin-top:20px;
    background:var(--ink);
    color:#fff;
    border-top:1px solid var(--line);
    padding:64px 0 26px;
  }
  .site-footer .wrap{padding:0 32px;}
  .footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 4fr;gap:32px;}
  .footer-brand .logo-main{color:#fff;}
  .footer-brand .logo-sub{color:rgba(255,255,255,.6);}
  .footer-desc{font-size:14px;color:rgba(255,255,255,.72);margin:18px 0 20px;max-width:320px;line-height:1.8;}
  .socials{display:flex;gap:10px;}
  .socials a{
    width:40px;height:40px;border-radius:12px;
    background:rgba(255,255,255,.08);
    display:flex;align-items:center;justify-content:center;
    color:rgba(255,255,255,.85);font-size:15px;
    transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
  }
  .socials a:hover{background:var(--brand-grad);color:#fff;transform:translateY(-2px);}
  .footer-title{font-size:15px;font-weight:700;color:#fff;margin:0 0 16px;}
  .footer-links{display:flex;flex-direction:column;gap:11px;}
  .footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s var(--ease);}
  .footer-links a:hover{color:#fff;}
  .footer-info{display:flex;flex-direction:column;gap:13px;}
  .footer-info span{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;color:rgba(255,255,255,.72);}
  .footer-info i{color:var(--accent);font-size:14px;margin-top:5px;}
  .footer-bottom{
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    margin-top:48px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;color:rgba(255,255,255,.6);
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1279px){
    .wrap{padding:0 28px;}
    .nav-links{gap:6px;}
    .nav-card{padding:9px 11px;font-size:13px;}
  }
  @media (max-width:1023px){
    .wrap{padding:0 24px;}
    .nav-links,.nav-cta{display:none;}
    .nav-toggle{display:flex;}
    .hero-grid{grid-template-columns:1fr;gap:36px;}
    .hero-visual{order:2;}
    .hero-title{font-size:36px;}
    .section{padding:64px 0;}
    .check-grid,.contact-grid{grid-template-columns:1fr;gap:30px;}
    .path-track{grid-template-columns:1fr;gap:16px;}
    .path-track::before{display:none;}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  }
  @media (max-width:767px){
    .compare-grid{grid-template-columns:1fr;}
    .hero-title{font-size:31px;}
    .h2{font-size:26px;}
    .hero{padding:48px 0 58px;}
    .section{padding:56px 0;}
    .float-card{position:static;margin-top:16px;max-width:none;}
    .hero-badges{gap:10px;}
    .badge{font-size:13px;padding:10px 14px;}
    .compare-card,.path-node,.form-card{padding:22px;}
    .site-footer{padding:52px 0 22px;}
  }
  @media (max-width:519px){
    .wrap{padding:0 20px;}
    .logo-main{font-size:15.5px;}
    .logo-sub{font-size:10px;letter-spacing:1px;}
    .hero-title{font-size:27px;}
    .h2{font-size:23px;}
    .hero-actions{flex-direction:column;align-items:stretch;}
    .hero-actions .btn{width:100%;}
    .mobile-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;gap:8px;}
    .task-item{flex-wrap:wrap;}
    .task-freq{margin-left:40px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    .nav-card:hover,.btn:hover,.badge:hover,.path-node:hover,.compare-card:hover,.task-item:hover,.socials a:hover{transform:none !important;}
  }