/* roulang page: index */
:root{
  --primary:#5B3DF5;
  --primary-hover:#4A2FE0;
  --primary-soft:#EEEAFF;
  --mint:#22D3A6;
  --mint-soft:#E4FBF4;
  --mint-deep:#0E9D7B;
  --coral:#FF6B4A;
  --coral-soft:#FFEDE9;
  --coral-deep:#D8452A;
  --dark:#0E0A1F;
  --dark-2:#171233;
  --bg:#F6F5FA;
  --card:#FFFFFF;
  --line:#E6E4F0;
  --text:#17143A;
  --text-2:#5A5779;
  --text-3:#8C89A6;
  --r-card:18px;
  --r-img:14px;
  --r-badge:8px;
  --r-pill:999px;
  --shadow-1:0 6px 20px rgba(23,18,51,.06);
  --shadow-2:0 14px 34px rgba(91,61,245,.14);
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(91,61,245,.35);border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:110px 0}
.section.alt{background:#fff}
.section.tight{padding-top:0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:44px;flex-wrap:wrap}
.section-head h2{font-size:34px;line-height:1.3;font-weight:700;letter-spacing:0}
.section-head .desc{margin-top:12px;color:var(--text-2);font-size:16px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);background:var(--primary-soft);border-radius:var(--r-badge);padding:6px 12px;margin-bottom:16px}
.eyebrow i{font-size:12px}
.text-link{color:var(--primary);font-weight:600;font-size:15px;border-bottom:1px solid transparent;transition:.2s}
.text-link:hover{border-bottom-color:var(--primary)}
.lead{font-size:19px;color:var(--text-2)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease,background .25s ease}
.site-header.scrolled{box-shadow:0 6px 20px rgba(23,18,51,.08);background:rgba(255,255,255,.94);backdrop-filter:blur(12px)}
.nav-top{display:flex;align-items:center;gap:24px;padding:16px 0 10px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:700;letter-spacing:0;white-space:nowrap;color:var(--text)}
.logo .dot{width:12px;height:12px;border-radius:4px;background:linear-gradient(135deg,var(--primary),var(--mint));display:inline-block}
.logo em{font-style:normal;color:var(--primary)}
.search{flex:1;max-width:560px;min-width:0;display:flex;align-items:center;gap:10px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 6px 6px 18px;transition:.2s}
.search:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px rgba(91,61,245,.12)}
.search i{color:var(--text-3);font-size:15px}
.search input{flex:1;min-width:0;border:0;background:transparent;outline:none;height:38px;font-size:15px}
.search input::placeholder{color:var(--text-3)}
.search button{border:0;cursor:pointer;background:var(--primary);color:#fff;height:38px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;transition:.2s}
.search button:hover{background:var(--primary-hover)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.menu-toggle{display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:17px;color:var(--text)}
.chips{display:flex;align-items:center;gap:10px;padding:0 0 14px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--text-2);padding:7px 16px;border-radius:var(--r-pill);border:1px solid transparent;transition:.2s}
.chip:hover{background:var(--primary-soft);color:var(--primary)}
.chip.active{background:var(--primary-soft);color:var(--primary);border-color:rgba(91,61,245,.18)}
.nav-backdrop{display:none;position:fixed;inset:0;background:rgba(14,10,31,.45);z-index:70;opacity:0;transition:.25s}
.nav-backdrop.show{display:block;opacity:1}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 26px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 20px rgba(91,61,245,.28)}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 14px 34px rgba(91,61,245,.28)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:#fff;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--dark)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 14px 34px rgba(255,255,255,.18)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ---------- hero ---------- */
.hero{position:relative;min-height:560px;display:flex;align-items:center;background:var(--dark);color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(14,10,31,.94) 0%,rgba(14,10,31,.78) 46%,rgba(14,10,31,.42) 100%)}
.hero-inner{position:relative;z-index:2;width:100%;padding:88px 0 76px}
.hero h1{font-size:48px;line-height:1.22;font-weight:700;max-width:820px;margin-bottom:20px}
.hero h1 span{color:#B9ABFF}
.hero .lead{color:#D9D5F2;max-width:640px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-points{display:flex;flex-wrap:wrap;margin-top:44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:14px;color:#CFC9EE;padding:0 28px;border-left:1px solid rgba(255,255,255,.16)}
.hero-points li:first-child{padding-left:0;border-left:0}
.hero-points i{color:var(--mint);font-size:13px}

/* ---------- cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);overflow:hidden;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.card:hover{transform:translateY(-3px);border-color:rgba(91,61,245,.3);box-shadow:var(--shadow-2)}
.card-cover{overflow:hidden;border-radius:var(--r-card) var(--r-card) 0 0}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.02)}
.card-body{padding:26px}
.card-body h3{font-size:21px;line-height:1.45;font-weight:700;margin-bottom:10px}
.card-body p{color:var(--text-2);font-size:15px}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--primary);background:var(--primary-soft);border-radius:var(--r-badge);padding:4px 10px}
.badge.mint{background:var(--mint-soft);color:var(--mint-deep)}
.badge.coral{background:var(--coral-soft);color:var(--coral-deep)}
.meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3);margin-top:16px}
.meta .sep{color:var(--line)}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- ability ---------- */
.ability-top{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:stretch}
.ability-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.ability-main{display:flex;flex-direction:column}
.ability-main .card-body{padding:30px}
.ability-main h3{font-size:26px}
.ability-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.num-item{border-top:1px solid var(--line);padding-top:22px}
.num-item .num{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--primary);line-height:1;margin-bottom:12px;display:block}
.num-item h3{font-size:18px;margin-bottom:8px}
.num-item p{font-size:14px;color:var(--text-2)}
.mini-card{display:flex;gap:18px;align-items:center;padding:22px}
.mini-card img{width:96px;height:96px;object-fit:cover;border-radius:var(--r-img);flex:none}
.mini-card h3{font-size:18px;margin-bottom:6px}
.mini-card p{font-size:14px;color:var(--text-2)}

/* ---------- stats ---------- */
.stats-wrap{background:var(--dark);color:#fff;border-radius:26px;padding:56px 24px;position:relative;overflow:hidden}
.stats-wrap::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,var(--primary),var(--mint))}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:8px 26px;border-right:1px solid rgba(255,255,255,.12);text-align:left}
.stat:last-child{border-right:0}
.stat .value{font-family:var(--mono);font-size:46px;font-weight:700;line-height:1.1;color:#fff}
.stat .value em{font-style:normal;font-size:22px;color:var(--mint);margin-left:4px}
.stat .label{margin-top:10px;font-size:14px;color:#B9B4D6}
.stats-note{margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:14px;color:#B9B4D6}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-grid .card:nth-child(2n){transform:translateY(26px)}
.case-grid .card:nth-child(2n):hover{transform:translateY(23px)}
.case-result{margin-top:14px;font-size:14px;color:var(--mint-deep);background:var(--mint-soft);border-radius:var(--r-badge);padding:10px 14px;font-weight:600}

/* ---------- posts ---------- */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card .card-body{padding:24px}
.post-card h3{font-size:19px}
.empty-state{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;color:var(--text-2);grid-column:1/-1;padding:32px}
.empty-state i{font-size:28px;color:var(--text-3)}
.empty-state .btn{margin-top:4px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps::before{content:"";position:absolute;top:19px;left:6%;right:6%;height:1px;background:var(--line)}
.step{position:relative;padding-top:52px}
.step .dot{position:absolute;top:0;left:0;width:38px;height:38px;border-radius:50%;background:#fff;border:2px solid var(--primary);color:var(--primary);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-weight:700;font-size:14px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2)}

/* ---------- faq ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:none;border:0;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:24px 0;font-size:17px;font-weight:600;color:var(--text)}
.faq-q .icon{flex:none;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text-2);transition:.25s;font-size:13px}
.faq-item.open .faq-q .icon{background:var(--primary);border-color:var(--primary);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 46px 24px 0;font-size:15.5px;line-height:1.8;color:var(--text-2)}

/* ---------- cta band ---------- */
.cta-band{background:var(--dark);color:#fff;position:relative;padding:72px 0}
.cta-band::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,var(--primary),var(--mint))}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{font-size:32px;line-height:1.35;max-width:620px}
.cta-band p{color:#B9B4D6;margin-top:12px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:start}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);padding:32px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:14px;font-weight:600;color:var(--text-2)}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:var(--r-pill);padding:12px 20px;background:#fff;outline:none;transition:.2s;width:100%}
.field textarea{border-radius:var(--r-card);min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(91,61,245,.14)}
.form-note{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-3);margin-top:14px}
.form-success{display:none;margin-top:16px;border-left:3px solid var(--mint);background:var(--mint-soft);border-radius:var(--r-badge);padding:12px 16px;font-size:14px;color:var(--mint-deep)}
.contact-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line)}
.contact-list li:last-child{border-bottom:0}
.contact-list i{flex:none;width:38px;height:38px;border-radius:12px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center}
.contact-list strong{display:block;font-size:15px}
.contact-list span{font-size:14px;color:var(--text-2)}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#B9B4D6;position:relative;padding:72px 0 0;margin-top:0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,var(--primary),var(--mint))}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo em{color:#B9ABFF}
.footer-brand p{font-size:14px;line-height:1.8;max-width:320px}
.social{display:flex;gap:12px;margin-top:20px}
.social a{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;color:#CFC9EE;transition:.2s}
.social a:hover{background:var(--primary);color:#fff}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600}
.footer-col li{margin-bottom:11px;font-size:14px}
.footer-col a{color:#B9B4D6;transition:.2s}
.footer-col a:hover{color:#fff}
.footer-bottom{margin-top:52px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8C89A6}
.to-top{position:fixed;right:24px;bottom:26px;width:46px;height:46px;border-radius:50%;background:var(--primary);color:#fff;border:0;cursor:pointer;box-shadow:var(--shadow-2);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:.25s;z-index:60}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--primary-hover)}

/* ---------- responsive ---------- */
@media (max-width:1160px){
  .hero h1{font-size:42px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:1024px){
  .nav-top{flex-wrap:wrap;gap:16px}
  .search{order:3;max-width:100%;flex-basis:100%}
  .nav-actions .btn{display:none}
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .chips{position:fixed;top:0;right:0;height:100vh;width:min(78vw,320px);background:#fff;flex-direction:column;align-items:stretch;gap:6px;padding:90px 22px 24px;transform:translateX(104%);transition:transform .3s ease;z-index:75;box-shadow:-12px 0 40px rgba(23,18,51,.14);overflow-y:auto}
  .chips.open{transform:none}
  .chip{padding:12px 16px;border-radius:14px;font-size:15px}
  .ability-top{grid-template-columns:1fr}
  .ability-list{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr);gap:24px 0}
  .stat:nth-child(2n){border-right:0}
  .posts-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .steps::before{display:none}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:64px 0}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:26px}
  .hero{min-height:460px}
  .hero-inner{padding:64px 0 56px}
  .hero h1{font-size:30px}
  .hero .lead{font-size:16px}
  .hero-points{margin-top:32px}
  .hero-points li{padding:8px 0;border-left:0;width:100%}
  .case-grid{grid-template-columns:1fr}
  .case-grid .card:nth-child(2n),
  .case-grid .card:nth-child(2n):hover{transform:none}
  .mini-card{flex-direction:column;align-items:flex-start}
  .mini-card img{width:100%;height:150px}
  .stat .value{font-size:34px}
  .cta-band h2{font-size:24px}
  .panel{padding:24px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .posts-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;padding:8px 0}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .card-body{padding:20px}
}

/* roulang page: article */
:root{
  --brand:#5B3DF5;
  --brand-hover:#4A2FE0;
  --brand-soft:#EEEAFF;
  --mint:#22D3A6;
  --coral:#FF6B4A;
  --ink-900:#0E0A1F;
  --ink-800:#171233;
  --bg:#F6F5FA;
  --card:#FFFFFF;
  --line:#E6E4F0;
  --text:#17143A;
  --text-2:#5A5779;
  --text-3:#8C89A6;
  --r-card:18px;
  --r-img:14px;
  --r-badge:8px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(23,18,51,.06);
  --sh-2:0 14px 34px rgba(91,61,245,.14);
  --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(91,61,245,.35);
  outline-offset:2px;
  border-radius:6px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-badge);
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.section-head h2{font-size:32px;line-height:1.35;font-weight:700;color:var(--ink-900);margin-top:14px}
.section-head p{color:var(--text-2);font-size:15px;margin-top:8px}
.text-link{color:var(--brand);font-weight:600;font-size:15px;border-bottom:2px solid rgba(91,61,245,.28);padding-bottom:2px;transition:.2s}
.text-link:hover{border-bottom-color:var(--brand)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .18s ease,box-shadow .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.btn-ghost{background:#fff;color:var(--brand);border-color:rgba(91,61,245,.4)}
.btn-ghost:hover{border-color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-ghost:active{transform:translateY(1px)}
.btn-dark{background:var(--ink-800);color:#fff}
.btn-dark:hover{background:var(--ink-900);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(23,18,51,.07)}
.header-inner{display:flex;align-items:center;gap:24px;height:76px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--ink-900);letter-spacing:-.01em;flex:0 0 auto}
.logo .dot{width:11px;height:11px;border-radius:3px;background:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.logo em{font-style:normal;color:var(--brand)}
.search{
  flex:1 1 auto;max-width:560px;margin:0 auto;
  display:flex;align-items:center;gap:6px;
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:4px 4px 4px 18px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(91,61,245,.1)}
.search i{color:var(--text-3);font-size:15px}
.search input{flex:1;min-width:0;height:40px;border:0;background:transparent;outline:none;font-size:15px;color:var(--text)}
.search input::placeholder{color:var(--text-3)}
.search button{height:40px;padding:0 22px;border-radius:var(--r-pill);background:var(--brand);color:#fff;font-weight:600;font-size:14px;transition:.2s}
.search button:hover{background:var(--brand-hover)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.chips{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:12px 0 14px;border-top:1px solid var(--line);
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:14px;color:var(--text-2);
  border:1px solid var(--line);background:#fff;
  transition:.2s ease;
}
.chip i{font-size:13px;color:var(--text-3);transition:color .2s ease}
.chip:hover{color:var(--brand);border-color:rgba(91,61,245,.35);transform:translateY(-1px)}
.chip:hover i{color:var(--brand)}
.chip.active{background:var(--brand-soft);color:var(--brand);border-color:transparent;font-weight:600}
.chip.active i{color:var(--brand)}

/* ---------- 面包屑 ---------- */
.breadcrumb{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:16px 0;font-size:14px;color:var(--text-3)}
.breadcrumb li{display:inline-flex;align-items:center;gap:10px;max-width:100%}
.breadcrumb li+li::before{content:"/";color:var(--line)}
.breadcrumb a{color:var(--text-2);transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb li[aria-current] span,
.breadcrumb li[aria-current]{color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:min(52vw,560px)}

/* ---------- 文章头部 ---------- */
.article-top{background:#fff;padding:44px 0 36px;border-bottom:1px solid var(--line)}
.article-top .kicker{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;font-size:13px;font-weight:600;border-radius:var(--r-badge);background:var(--brand-soft);color:var(--brand)}
.badge-mint{background:rgba(34,211,166,.14);color:#0E9B7A}
.badge-coral{background:rgba(255,107,74,.14);color:#D8421F}
.article-top h1{
  font-size:44px;line-height:1.28;font-weight:700;letter-spacing:-.015em;
  color:var(--ink-900);max-width:960px;
}
.article-lead{font-size:17px;color:var(--text-2);max-width:820px;margin-top:18px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:24px;font-size:14px;color:var(--text-3)}
.meta-row .sep{width:4px;height:4px;border-radius:50%;background:var(--line)}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-row .meta-item i{color:var(--brand);font-size:13px}

/* ---------- 正文 ---------- */
.article-main{padding:56px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:0}
.article-body{
  max-width:840px;margin:0 auto;
  font-size:17px;line-height:1.9;color:var(--text);
  overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 22px}
.article-body h2{
  font-size:28px;line-height:1.4;font-weight:700;color:var(--ink-900);
  margin:52px 0 18px;padding-left:16px;border-left:4px solid var(--brand);
}
.article-body h3{font-size:21px;line-height:1.5;font-weight:700;color:var(--ink-900);margin:36px 0 14px}
.article-body h4{font-size:18px;font-weight:600;color:var(--ink-800);margin:28px 0 12px}
.article-body ul,.article-body ol{margin:0 0 24px}
.article-body li{position:relative;padding-left:24px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:13px;width:7px;height:7px;border-radius:50%;
  background:var(--mint);
}
.article-body ol{counter-reset:artli}
.article-body ol li{counter-increment:artli;padding-left:38px}
.article-body ol li::before{
  content:counter(artli,decimal-leading-zero);
  position:absolute;left:0;top:2px;
  font-family:var(--font-mono);font-size:14px;font-weight:700;color:var(--brand);
}
.article-body blockquote{
  margin:28px 0;padding:20px 26px;
  border-left:3px solid var(--brand);border-radius:0 var(--r-img) var(--r-img) 0;
  background:var(--brand-soft);color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:28px auto;border-radius:var(--r-img)}
.article-body figure{margin:28px 0}
.article-body figcaption{font-size:14px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--brand-hover)}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;background:#fff;border-radius:var(--r-img);overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:var(--brand-soft);color:var(--brand);font-weight:600}
.article-body code{font-family:var(--font-mono);font-size:15px;background:#F1EFFA;padding:2px 7px;border-radius:6px;color:#4A2FE0}
.article-body pre{background:var(--ink-900);color:#EFEDFA;padding:20px 22px;border-radius:var(--r-img);overflow:auto;font-size:14px;line-height:1.7}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:840px;margin:0 auto;
  min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:40px 24px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--brand)}
.empty-state p{color:var(--text-2);font-size:16px}

/* ---------- 文章底部操作 ---------- */
.article-foot{max-width:840px;margin:52px auto 0;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding-top:28px;border-top:1px solid var(--line)}
.article-foot .hint{font-size:14px;color:var(--text-3)}

/* ---------- 相关推荐 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(91,61,245,.3)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.card-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.02)}
.card-media .tag{
  position:absolute;left:14px;top:14px;
  padding:5px 12px;border-radius:var(--r-badge);
  background:rgba(255,255,255,.92);color:var(--brand);
  font-size:12px;font-weight:600;backdrop-filter:blur(6px);
}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:19px;line-height:1.45;font-weight:700;color:var(--ink-900);transition:color .2s}
.card:hover .card-body h3{color:var(--brand)}
.card-body p{font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-3);padding-top:6px}
.card-meta .sep{width:4px;height:4px;border-radius:50%;background:var(--line)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);color:#fff;border-radius:24px;
  padding:56px 48px;
}
.cta-band::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--mint));
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,61,245,.5),rgba(91,61,245,0) 70%);
}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.cta-inner h2{font-size:30px;line-height:1.4;font-weight:700}
.cta-inner p{color:rgba(255,255,255,.72);font-size:15px;margin-top:12px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.72);margin-top:96px;padding-top:4px}
.site-footer::before{content:"";display:block;height:1px;background:linear-gradient(90deg,var(--brand),var(--mint))}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding:64px 0 48px}
.footer-brand .logo{color:#fff;font-size:19px}
.footer-brand .logo em{color:#A9A2FF}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:18px;max-width:340px;color:rgba(255,255,255,.62)}
.social{display:flex;gap:12px;margin-top:22px}
.social a{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.8);
  transition:.22s;
}
.social a:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col ul li{margin-bottom:12px;font-size:14px;color:rgba(255,255,255,.62)}
.footer-col ul li a{transition:color .2s}
.footer-col ul li a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding:22px 0;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:80;
  width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;box-shadow:var(--sh-2);
  display:inline-flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:.25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-hover)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .article-top h1{font-size:36px}
}
@media (max-width:860px){
  .header-inner{flex-wrap:wrap;height:auto;padding:14px 0 10px;gap:12px}
  .logo{order:1}
  .header-actions{order:2;margin-left:auto}
  .search{order:3;flex-basis:100%;max-width:none;margin:0}
  .chips{flex-wrap:nowrap;overflow-x:auto;padding-bottom:12px;scrollbar-width:none}
  .chips::-webkit-scrollbar{display:none}
  .chip{flex:0 0 auto}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px}
  .section-head h2{font-size:25px}
  .article-top{padding:32px 0 26px}
  .article-top h1{font-size:28px}
  .article-lead{font-size:15px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:22px;margin:40px 0 14px}
  .article-body h3{font-size:19px;margin:30px 0 12px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:36px 24px;border-radius:18px}
  .cta-inner h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 32px}
  .footer-brand{grid-column:1 / -1}
  .footer-brand p{max-width:none}
}
@media (max-width:520px){
  .btn{width:100%;height:48px}
  .btn-sm{width:auto;height:40px}
  .search button{padding:0 16px}
  .card-body{padding:20px}
  .article-foot{flex-direction:column;align-items:stretch}
  .cta-actions{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .to-top{right:16px;bottom:16px}
}

/* roulang page: category1 */
:root{
  --brand:#5B3DF5;
  --brand-hover:#4A2FE0;
  --brand-soft:#EEEAFF;
  --mint:#22D3A6;
  --mint-soft:#E4FAF3;
  --coral:#FF6B4A;
  --coral-soft:#FFEFEB;
  --dark:#0E0A1F;
  --dark-2:#171233;
  --bg:#F6F5FA;
  --card:#FFFFFF;
  --line:#E6E4F0;
  --ink:#17143A;
  --ink-2:#5A5779;
  --ink-3:#8C89A6;
  --r-card:18px;
  --r-img:14px;
  --r-badge:8px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(23,18,51,.06);
  --sh-2:0 14px 34px rgba(91,61,245,.14);
  --maxw:1200px;
  --pad-x:32px;
  --section-y:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-hover)}
button{font-family:inherit}
input,select,textarea{font-family:inherit;font-size:16px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:0;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(91,61,245,.35);outline-offset:2px;border-radius:6px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad-x)}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px);background:#4227d1}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-hover);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.45)}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.link-more{font-size:14px;font-weight:600;border-bottom:1px solid var(--brand);padding-bottom:2px}
.link-more:hover{border-color:var(--brand-hover)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-badge);
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;line-height:1.5;
}
.badge-mint{background:var(--mint-soft);color:#128f70}
.badge-coral{background:var(--coral-soft);color:#d94a2a}
.badge-dark{background:rgba(255,255,255,.16);color:#fff}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{box-shadow:0 6px 22px rgba(23,18,51,.08);backdrop-filter:blur(12px)}
.header-inner{padding-top:16px;padding-bottom:12px}
.topbar{display:flex;align-items:center;gap:24px}
.logo{
  display:inline-flex;align-items:center;gap:8px;
  font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.2px;white-space:nowrap;
}
.logo em{font-style:normal;color:var(--brand)}
.logo .dot{
  width:12px;height:12px;border-radius:4px;
  background:linear-gradient(135deg,var(--brand),var(--mint));
  display:inline-block;
}
.logo:hover{color:var(--ink)}
.searchbar{
  flex:1 1 auto;max-width:560px;min-width:260px;
  display:flex;align-items:center;gap:10px;
  height:48px;padding:0 6px 0 18px;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.searchbar:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(91,61,245,.12)}
.searchbar i{color:var(--ink-3);font-size:15px}
.searchbar input{
  flex:1;border:0;background:transparent;outline:none;color:var(--ink);
  font-size:15px;min-width:0;
}
.searchbar input::placeholder{color:var(--ink-3)}
.searchbar button{
  height:38px;padding:0 20px;border:0;border-radius:var(--r-pill);
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,transform .18s ease;
}
.searchbar button:hover{background:var(--brand-hover)}
.searchbar button:active{transform:translateY(1px)}
.topbar-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink);
  font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  color:var(--ink-2);font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.chip i{font-size:13px;color:var(--ink-3);transition:color .2s ease}
.chip:hover{border-color:rgba(91,61,245,.4);color:var(--brand);transform:translateY(-1px)}
.chip:hover i{color:var(--brand)}
.chip.active{background:var(--brand-soft);border-color:transparent;color:var(--brand);font-weight:600}
.chip.active i{color:var(--brand)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  min-height:560px;display:flex;align-items:center;
  background:var(--dark-2);
  color:#fff;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.92;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,10,31,.88) 0%,rgba(14,10,31,.7) 52%,rgba(14,10,31,.42) 100%);
}
.hero .container{position:relative;z-index:2;padding-top:72px;padding-bottom:72px}
.hero-inner{max-width:720px}
.hero h1{
  font-size:48px;line-height:1.22;margin:18px 0 16px;color:#fff;
}
.hero h1 span{color:var(--mint)}
.hero-sub{font-size:19px;line-height:1.8;color:rgba(255,255,255,.85);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-points{
  display:flex;flex-wrap:wrap;gap:0;margin-top:44px;
  border-top:1px solid rgba(255,255,255,.22);padding-top:22px;
}
.hero-points li{
  padding-right:28px;margin-right:28px;
  border-right:1px solid rgba(255,255,255,.2);
  font-size:14px;color:rgba(255,255,255,.82);
}
.hero-points li:last-child{border-right:0;margin-right:0;padding-right:0}
.hero-points strong{display:block;font-size:16px;color:#fff;font-weight:600;margin-bottom:2px}

/* ---------- 锚点条 ---------- */
.anchor-bar{
  background:#fff;border-bottom:1px solid var(--line);
  position:relative;z-index:3;
}
.anchor-inner{display:flex;flex-wrap:wrap;gap:10px;padding:16px 0}
.anchor-inner a{
  padding:7px 15px;border-radius:var(--r-pill);
  background:var(--bg);color:var(--ink-2);font-size:14px;
  border:1px solid transparent;transition:all .2s ease;
}
.anchor-inner a:hover{background:var(--brand-soft);color:var(--brand);border-color:rgba(91,61,245,.2)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:32px;margin:12px 0 14px}
.section-head p{color:var(--ink-2);font-size:16px}
.section-alt{background:#fff}

/* ---------- 两栏布局 ---------- */
.layout{
  display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:44px;
  align-items:start;
}
.entry{
  display:grid;grid-template-columns:230px minmax(0,1fr);gap:24px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);margin-bottom:20px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry:hover{transform:translateY(-3px);border-color:rgba(91,61,245,.3);box-shadow:var(--sh-2)}
.entry-media{border-radius:var(--r-img);overflow:hidden;background:var(--brand-soft)}
.entry-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .3s ease}
.entry:hover .entry-media img{transform:scale(1.02)}
.entry-body h3{font-size:21px;margin:12px 0 10px}
.entry-body p{color:var(--ink-2);font-size:15px}
.entry-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px;font-size:13px;color:var(--ink-3)}
.entry-meta span{display:inline-flex;align-items:center;gap:6px}
.entry-meta i{color:var(--mint)}

.entry-line{
  position:relative;padding:6px 0 6px 20px;margin-bottom:22px;
}
.entry-line::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;
  background:var(--brand);
}
.entry-line h3{font-size:19px;margin-bottom:8px}
.entry-line p{color:var(--ink-2);font-size:15px}
.entry-line .entry-meta{margin-top:10px}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:132px;display:grid;gap:20px}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
}
.side-card h4{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h4 i{color:var(--brand);font-size:14px}
.side-list li+li{border-top:1px solid var(--line)}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14px;color:var(--ink-2);
}
.side-list a:hover{color:var(--brand)}
.side-list a.current{color:var(--brand);font-weight:600}
.side-list a i{font-size:12px;color:var(--ink-3)}
.side-tips li{
  display:flex;gap:10px;font-size:14px;color:var(--ink-2);padding:8px 0;
}
.side-tips i{color:var(--mint);margin-top:4px;font-size:13px}
.side-cta{
  background:var(--dark-2);color:#fff;border:0;position:relative;overflow:hidden;
}
.side-cta::after{
  content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,61,245,.55),transparent 70%);
}
.side-cta h4{color:#fff;position:relative;z-index:2}
.side-cta p{font-size:14px;color:rgba(255,255,255,.75);margin-bottom:18px;position:relative;z-index:2}
.side-cta .btn{width:100%;position:relative;z-index:2}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scene-card:hover{transform:translateY(-3px);border-color:rgba(91,61,245,.3);box-shadow:var(--sh-2)}
.scene-card.wide{grid-row:span 2;display:flex;flex-direction:column}
.scene-card.wide .scene-img{border-radius:var(--r-img);overflow:hidden;margin-bottom:20px}
.scene-card.wide .scene-img img{aspect-ratio:16/9;object-fit:cover;width:100%}
.scene-card h3{font-size:21px;margin:14px 0 10px}
.scene-card p{color:var(--ink-2);font-size:15px}
.scene-card ul{margin-top:14px;display:grid;gap:8px}
.scene-card ul li{font-size:14px;color:var(--ink-2);display:flex;gap:8px}
.scene-card ul li i{color:var(--brand);margin-top:5px;font-size:12px}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps::before{
  content:"";position:absolute;top:19px;left:44px;right:44px;height:1px;
  background:linear-gradient(90deg,var(--brand),var(--mint));opacity:.35;
}
.step{position:relative;text-align:left}
.step-dot{
  width:38px;height:38px;border-radius:50%;
  background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:var(--brand);margin-bottom:18px;position:relative;z-index:2;
  box-shadow:var(--sh-1);
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--ink-2);font-size:14px}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border-radius:var(--r-card);border:1px solid var(--line);
  overflow:hidden;box-shadow:var(--sh-1);
}
.stat{padding:32px 28px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .value{font-size:46px;font-weight:700;color:var(--brand);line-height:1.1;letter-spacing:-1px}
.stat .value small{font-size:17px;font-weight:600;color:var(--brand);margin-left:4px}
.stat .label{font-size:14px;color:var(--ink-2);margin-top:10px}
.stat-note{margin-top:18px;font-size:14px;color:var(--ink-3)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;color:var(--ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:13px;
  transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-answer{padding:0 0 24px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:720px}

/* ---------- CTA 区 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--dark) 0%,var(--dark-2) 60%,#221a4d 100%);
  color:#fff;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,166,.28),transparent 70%);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;position:relative;z-index:2}
.cta-copy h2{font-size:32px;color:#fff;margin:14px 0 16px}
.cta-copy p{color:rgba(255,255,255,.78);font-size:16px;max-width:520px}
.cta-copy .cta-list{margin-top:26px;display:grid;gap:12px}
.cta-copy .cta-list li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.85)}
.cta-copy .cta-list i{color:var(--mint);margin-top:5px;font-size:13px}
.form-card{
  background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:0 20px 50px rgba(0,0,0,.25);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card > p{font-size:14px;color:var(--ink-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 18px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--bg);color:var(--ink);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{border-radius:var(--r-card);min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(91,61,245,.12);
}
.form-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:6px}
.form-note{font-size:13px;color:var(--ink-3);flex:1;min-width:160px}
.form-tip{
  display:none;margin-top:14px;padding:12px 16px;border-radius:12px;
  background:var(--mint-soft);border-left:3px solid var(--mint);
  font-size:14px;color:#128f70;
}
.form-tip.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);color:rgba(255,255,255,.7);
  padding:72px 0 28px;position:relative;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,var(--brand),var(--mint));
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{color:#fff;font-size:19px;margin-bottom:16px}
.footer-brand .logo em{color:var(--mint)}
.footer-brand p{font-size:14px;line-height:1.85;max-width:340px}
.social{display:flex;gap:10px;margin-top:20px}
.social a{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  transition:all .2s ease;
}
.social a:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col li,.footer-col a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--mint)}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 返回顶部 ---------- */
.totop{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--brand);color:#fff;font-size:16px;cursor:pointer;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;
  transition:all .25s ease;
}
.totop.show{opacity:1;visibility:visible}
.totop:hover{background:var(--brand-hover);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  :root{--section-y:88px}
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
  .stat{padding:26px 20px}
  .stat .value{font-size:40px}
}
@media (max-width:1024px){
  .hero h1{font-size:40px}
  .layout{grid-template-columns:1fr}
  .sidebar{position:static}
  .steps{grid-template-columns:1fr 1fr;gap:28px}
  .steps::before{display:none}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .scene-grid{grid-template-columns:1fr}
  .scene-card.wide{grid-row:auto}
  .cta-grid{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  :root{--pad-x:20px;--section-y:64px}
  .header-inner{padding-top:14px;padding-bottom:14px}
  .topbar{flex-wrap:wrap;gap:12px}
  .logo{order:1}
  .topbar-actions{order:2;margin-left:auto}
  .topbar-actions .btn-primary{display:none}
  .nav-toggle{display:inline-flex}
  .searchbar{order:3;flex:1 1 100%;max-width:none;min-width:0}
  .chips{display:none;flex-direction:column;gap:8px;margin-top:14px}
  .site-header.nav-open .chips{display:flex}
  .chip{width:100%;justify-content:flex-start;padding:12px 16px}
  .hero{min-height:auto}
  .hero .container{padding-top:56px;padding-bottom:56px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-points{gap:14px;flex-direction:column}
  .hero-points li{border-right:0;margin-right:0;padding-right:0;border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:12px}
  .hero-points li:last-child{border-bottom:0;padding-bottom:0}
  .section-head h2{font-size:25px}
  .entry{grid-template-columns:1fr;padding:20px}
  .entry-body h3{font-size:19px}
  .scene-card,.side-card{padding:20px}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:0}
  .stat .value{font-size:38px}
  .faq-item summary{font-size:16px;padding:18px 0}
  .cta-copy h2{font-size:25px}
  .form-card{padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:480px){
  .hero h1{font-size:27px}
  .btn{height:48px;width:100%}
  .searchbar button{padding:0 16px}
  .entry-media img{aspect-ratio:16/9}
  .stat .value{font-size:34px}
  .totop{right:16px;bottom:16px}
}

/* roulang page: category2 */
:root{
  --brand:#5B3DF5;
  --brand-hover:#4A2FE0;
  --brand-soft:#EEEAFF;
  --mint:#22D3A6;
  --coral:#FF6B4A;
  --ink:#17143A;
  --ink-2:#5A5779;
  --ink-3:#8C89A6;
  --bg:#F6F5FA;
  --card:#FFFFFF;
  --line:#E6E4F0;
  --dark:#0E0A1F;
  --dark-2:#171233;
  --radius-card:18px;
  --radius-img:14px;
  --radius-badge:8px;
  --radius-pill:999px;
  --shadow-1:0 6px 20px rgba(23,18,51,.06);
  --shadow-2:0 14px 34px rgba(91,61,245,.14);
  --container:1200px;
  --sec-y:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
h1{font-size:46px}
h2{font-size:33px}
h3{font-size:21px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-hover)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:3px solid rgba(91,61,245,.35);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--sec-y) 0}
.section--tight{padding:72px 0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn i{font-size:14px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(91,61,245,.24)}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.btn-outline{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-hover);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn:disabled{opacity:.5;pointer-events:none}
.link-more{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.link-more i{transition:transform .2s ease}
.link-more:hover i{transform:translateX(3px)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(23,18,51,.08)}
.header-top{display:flex;align-items:center;gap:22px;min-height:76px}
.logo{
  display:inline-flex;align-items:center;gap:9px;flex:0 0 auto;
  font-size:19px;font-weight:700;color:var(--ink);letter-spacing:normal;
}
.logo:hover{color:var(--ink)}
.logo .dot{
  width:12px;height:12px;border-radius:4px;
  background:linear-gradient(135deg,var(--brand),var(--mint));
  display:inline-block;
}
.logo em{font-style:normal;color:var(--brand);font-weight:600}
.search-bar{
  flex:1 1 auto;max-width:560px;display:flex;align-items:center;gap:10px;
  height:46px;padding:0 6px 0 18px;margin:0 auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-bar:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(91,61,245,.10)}
.search-bar i{color:var(--ink-3);font-size:15px}
.search-bar input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;height:44px;
  font-size:15px;outline:none;
}
.search-bar input::placeholder{color:var(--ink-3)}
.search-bar button{
  height:36px;padding:0 18px;border-radius:var(--radius-pill);
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background .18s ease;
}
.search-bar button:hover{background:var(--brand-hover)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);color:var(--ink);font-size:17px;
}
.nav-wrap{padding-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 16px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);
  color:var(--ink-2);font-size:14px;font-weight:500;
  transition:all .18s ease;
}
.chip i{font-size:13px;color:var(--ink-3);transition:color .18s ease}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.chip:hover i{color:var(--brand)}
.chip.active{background:var(--brand-soft);border-color:transparent;color:var(--brand);font-weight:600}
.chip.active i{color:var(--brand)}

/* ---------- 页面 banner ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--dark-2);
  color:#fff;
  padding:72px 0 64px;
  isolation:isolate;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  z-index:-2;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(14,10,31,.92) 8%,rgba(23,18,51,.72) 52%,rgba(91,61,245,.42) 100%);
}
.breadcrumb{margin-bottom:22px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72)}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:rgba(255,255,255,.4)}
.breadcrumb a{color:rgba(255,255,255,.86)}
.breadcrumb a:hover{color:#fff}
.breadcrumb [aria-current]{color:var(--mint)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:var(--radius-badge);
  background:rgba(91,61,245,.35);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.02em;
  margin-bottom:18px;
}
.page-hero h1{font-size:46px;max-width:760px}
.hero-lead{
  margin-top:18px;max-width:660px;
  font-size:17px;line-height:1.8;color:rgba(255,255,255,.84);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-points{
  display:flex;flex-wrap:wrap;align-items:center;gap:0 26px;
  margin-top:36px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.16);
}
.hero-points li{
  position:relative;font-size:14px;color:rgba(255,255,255,.8);
  padding-left:16px;
}
.hero-points li::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--mint);
}

/* ---------- 区块标题 ---------- */
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:40px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--radius-badge);
  padding:5px 12px;margin-bottom:14px;
}
.section-sub{max-width:460px;font-size:15px;color:var(--ink-2);line-height:1.8}

/* ---------- 筛选 chips ---------- */
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.filter-chip{
  height:38px;padding:0 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;
  font-size:14px;color:var(--ink-2);
  transition:all .18s ease;
}
.filter-chip:hover{border-color:var(--brand);color:var(--brand)}
.filter-chip.is-active{
  background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;
  box-shadow:0 8px 18px rgba(91,61,245,.22);
}

/* ---------- 玩法卡片网格 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.game-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.game-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-2);
  border-color:rgba(91,61,245,.30);
}
.game-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.game-card-media img{width:100%;height:100%;transition:transform .35s ease}
.game-card:hover .game-card-media img{transform:scale(1.02)}
.badge{
  position:absolute;left:14px;bottom:14px;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--radius-badge);
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.game-card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.game-card-body h3{font-size:20px}
.game-card-body p{
  font-size:14.5px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-3);
}
.card-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--ink-3);opacity:.6}

/* ---------- 重点推荐（不对称网格） ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr;
  grid-template-rows:auto auto;
  gap:24px;
}
.feature-main{
  grid-row:span 2;
  position:relative;overflow:hidden;
  border-radius:var(--radius-card);min-height:380px;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:28px;color:#fff;
  background:var(--dark-2);
}
.feature-main img{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.feature-main::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(0deg,rgba(14,10,31,.92) 12%,rgba(14,10,31,.35) 70%);
}
.feature-main > *{position:relative;z-index:2}
.feature-main .tag{
  align-self:flex-start;margin-bottom:14px;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--radius-badge);
  background:var(--coral);color:#fff;font-size:12px;font-weight:700;
}
.feature-main h3{font-size:24px;margin-bottom:10px}
.feature-main p{font-size:14.5px;color:rgba(255,255,255,.82);max-width:420px}
.soft-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;gap:12px;
}
.soft-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(91,61,245,.3)}
.soft-card .ic{
  width:42px;height:42px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:17px;
}
.soft-card h3{font-size:18px}
.soft-card p{font-size:14px;color:var(--ink-2)}
.number-list{display:grid;gap:14px;margin-top:24px}
.number-item{
  display:flex;gap:18px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);
  border-radius:12px;padding:18px 22px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.number-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-1)}
.number-item .num{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  font-size:20px;font-weight:700;color:var(--brand);line-height:1.5;
}
.number-item h3{font-size:17px;margin-bottom:4px}
.number-item p{font-size:14px;color:var(--ink-2)}

/* ---------- 数据条 ---------- */
.stat-band{
  background:var(--dark);
  border-radius:24px;
  padding:48px 40px;
  color:#fff;
  position:relative;overflow:hidden;
}
.stat-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--mint));
}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:28px;
}
.stat-item{padding-left:22px;border-left:1px solid rgba(255,255,255,.14)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  font-size:52px;font-weight:700;line-height:1.1;
  background:linear-gradient(120deg,#fff 20%,var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.72)}
.stat-note{margin-top:32px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:14px;color:rgba(255,255,255,.66)}

/* ---------- 步骤条 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;position:relative;
}
.step{position:relative;padding-top:34px}
.step::before{
  content:"";position:absolute;top:11px;left:0;right:0;height:1px;background:var(--line);
}
.step:first-child::before{left:11px}
.step:last-child::before{right:calc(100% - 11px)}
.step .dotmark{
  position:absolute;top:0;left:0;
  width:22px;height:22px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);
  display:flex;align-items:center;justify-content:center;
}
.step .dotmark span{width:8px;height:8px;border-radius:50%;background:var(--brand)}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--line);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.faq-item[open] summary .plus{
  transform:rotate(45deg);
  background:var(--brand);border-color:var(--brand);color:#fff;
}
.faq-item summary:hover{color:var(--brand)}
.faq-answer{
  padding:0 0 24px;font-size:15.5px;line-height:1.85;color:var(--ink-2);max-width:720px;
}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  background:var(--dark-2);color:#fff;
  padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 320px at 88% -10%,rgba(91,61,245,.55),transparent 65%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:30px;margin-bottom:12px}
.cta-band p{font-size:15px;color:rgba(255,255,255,.78);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);color:rgba(255,255,255,.72);
  margin-top:var(--sec-y);position:relative;
}
.site-footer::before{
  content:"";display:block;height:1px;
  background:linear-gradient(90deg,var(--brand),var(--mint));
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;padding:64px 0 44px;
}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo em{color:var(--mint)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px}
.social{display:flex;gap:12px;margin-top:20px}
.social a{
  width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#fff;font-size:15px;
  transition:background .2s ease,transform .2s ease;
}
.social a:hover{background:var(--brand);transform:translateY(-2px);color:#fff}
.footer-col h4{
  font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;
}
.footer-col ul{display:grid;gap:12px}
.footer-col li{font-size:14px;color:rgba(255,255,255,.6)}
.footer-col a{color:rgba(255,255,255,.68);font-size:14px}
.footer-col a:hover{color:var(--mint)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 30px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,255,255,.48);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;
  width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-hover);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
  .card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .stat-num{font-size:46px}
}
@media (max-width:1023px){
  :root{--sec-y:78px}
  h1{font-size:36px}
  h2{font-size:28px}
  .page-hero h1{font-size:36px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:auto}
  .feature-main{grid-column:span 2;grid-row:auto;min-height:320px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 28px}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px}
  .step:nth-child(3)::before{left:11px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 32px}
}
@media (max-width:767px){
  :root{--sec-y:64px}
  .container{padding:0 20px}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .header-top{flex-wrap:wrap;gap:12px;padding-top:12px;min-height:auto}
  .search-bar{order:3;flex-basis:100%;max-width:none;margin:0}
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .header-actions{margin-left:auto}
  .nav-wrap{display:none;padding-top:14px}
  .nav-wrap.is-open{display:block}
  .chips{flex-direction:column;gap:8px}
  .chip{width:100%;justify-content:flex-start;height:44px}
  .page-hero{padding:56px 0 48px}
  .page-hero h1{font-size:30px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-points{gap:12px 22px}
  .hero-points li{font-size:13.5px}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:30px}
  .section-sub{max-width:none}
  .card-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .feature-main{grid-column:span 1;min-height:280px}
  .stat-band{padding:36px 24px;border-radius:20px}
  .stat-grid{grid-template-columns:1fr;gap:22px}
  .stat-item{border-left:0;padding-left:0;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
  .stat-item:last-child{border-bottom:0;padding-bottom:0}
  .stat-num{font-size:40px}
  .steps{grid-template-columns:1fr;gap:26px}
  .step::before{display:none}
  .step{padding-top:30px}
  .faq-item summary{font-size:16px;padding:18px 0}
  .cta-band{padding:36px 24px;border-radius:20px}
  .cta-band h2{font-size:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding:48px 0 36px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .to-top{right:16px;bottom:18px}
}
@media (max-width:479px){
  .btn{width:100%}
  .search-bar{height:48px}
  .search-bar button{height:38px;padding:0 16px}
  .number-item{padding:16px 18px;gap:14px}
  .game-card-body{padding:20px}
}

/* roulang page: category3 */
:root{
  --brand:#5B3DF5;
  --brand-hover:#4A2FE0;
  --brand-soft:#EEEAFF;
  --mint:#22D3A6;
  --mint-soft:#E4FBF4;
  --coral:#FF6B4A;
  --coral-soft:#FFEFEB;
  --ink:#0E0A1F;
  --ink-2:#171233;
  --bg:#F6F5FA;
  --card:#FFFFFF;
  --line:#E6E4F0;
  --text:#17143A;
  --text-2:#5A5779;
  --text-3:#8C89A6;
  --r-card:18px;
  --r-img:14px;
  --r-badge:8px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(23,18,51,.06);
  --sh-2:0 14px 34px rgba(91,61,245,.14);
  --container:1200px;
  --sec:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-hover)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--text)}
p{margin:0}
button{font:inherit;cursor:pointer}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(91,61,245,.35);outline-offset:2px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--sec) 0}
.section--tight{padding:72px 0}
.section--soft{background:#fff}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head h2{font-size:32px;margin-bottom:14px}
.sec-head p{color:var(--text-2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  color:var(--brand);background:var(--brand-soft);
  border-radius:var(--r-badge);padding:5px 12px;margin-bottom:16px;
}
.eyebrow i{font-size:12px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1);backdrop-filter:blur(12px);background:rgba(255,255,255,.9)}
.topbar-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:20px;font-weight:800;color:var(--ink);white-space:nowrap;
}
.logo em{font-style:normal;color:var(--brand)}
.logo .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(91,61,245,.14)}
.search{
  flex:1;max-width:540px;margin:0 auto;
  display:flex;align-items:center;gap:10px;
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:4px 4px 4px 18px;
  min-height:46px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(91,61,245,.12);background:#fff}
.search > i{color:var(--text-3);font-size:14px}
.search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.search input::placeholder{color:var(--text-3)}
.search button{
  border:0;border-radius:var(--r-pill);background:var(--brand);color:#fff;
  padding:10px 20px;font-size:14px;font-weight:600;
  transition:background .2s ease,transform .2s ease;
}
.search button:hover{background:var(--brand-hover)}
.search button:active{transform:translateY(1px)}
.topbar-actions{display:flex;align-items:center;gap:12px;margin-left:auto}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(91,61,245,.22)}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:#fff;color:var(--brand);border-color:rgba(91,61,245,.4)}
.btn-ghost:hover{color:var(--brand-hover);border-color:var(--brand);background:var(--brand-soft);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-text{color:var(--brand);text-decoration:underline;height:auto;padding:0}
.btn[disabled]{opacity:.5;pointer-events:none}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--text-2);font-size:16px;
}
.menu-toggle:hover{color:var(--brand);border-color:rgba(91,61,245,.4)}

.chipbar{border-top:1px solid var(--line);background:#fff}
.chips{display:flex;gap:8px;padding:10px 0;overflow-x:auto;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  padding:8px 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--text-2);
  background:#F1F0F7;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.chip i{font-size:12px;opacity:.85}
.chip:hover{background:var(--brand-soft);color:var(--brand)}
.chip.active{background:var(--brand-soft);color:var(--brand);border-color:rgba(91,61,245,.24);font-weight:600}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:var(--ink-2) url("/assets/images/backpic/back-3.png") center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,10,31,.82) 0%,rgba(14,10,31,.66) 46%,rgba(23,18,51,.42) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-inner{padding:78px 0 72px;max-width:860px}
.crumb{margin-bottom:26px}
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:rgba(255,255,255,.72)}
.crumb li+li::before{content:"/";margin-right:10px;color:rgba(255,255,255,.42)}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff}
.crumb [aria-current]{color:#fff}
.hero h1{font-size:46px;color:#fff;letter-spacing:-.01em;margin:16px 0 18px}
.hero-sub{font-size:19px;color:rgba(255,255,255,.92);max-width:660px}
.hero-lead{margin-top:16px;font-size:15px;color:rgba(255,255,255,.76);max-width:680px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:32px 0 38px}
.hero .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.5)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;border-color:#fff}
.hero-points{
  list-style:none;display:flex;flex-wrap:wrap;gap:0 28px;
  border-top:1px solid rgba(255,255,255,.2);padding-top:22px;
}
.hero-points li{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:rgba(255,255,255,.86);padding:6px 0;
}
.hero-points i{color:var(--mint);font-size:13px}

/* ---------- 覆盖范围 ---------- */
.cover-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:24px;align-items:stretch}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:26px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(91,61,245,.3)}
.card--media{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card--media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease}
.card--media:hover img{transform:scale(1.02)}
.card-body{padding:24px 26px 26px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-badge);padding:4px 10px;
}
.badge--mint{color:#0E8168;background:var(--mint-soft)}
.card h3{font-size:21px;margin:14px 0 10px}
.card p{color:var(--text-2);font-size:15px}
.line-item{position:relative;padding-left:16px}
.line-item::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--brand)}
.line-item h3{margin-top:0}
.mini-list{list-style:none;margin-top:16px;display:grid;gap:10px}
.mini-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2)}
.mini-list i{color:var(--mint);margin-top:5px;font-size:12px}

/* ---------- 时间轴 ---------- */
.timeline{list-style:none;display:grid;gap:32px;counter-reset:step}
.tl-item{display:grid;grid-template-columns:92px 1fr;gap:26px}
.tl-rail{display:flex;flex-direction:column;align-items:center}
.tl-num{
  width:66px;height:66px;display:grid;place-items:center;
  border-radius:20px;background:var(--brand-soft);color:var(--brand);
  border:1px solid rgba(91,61,245,.2);
  font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;
}
.tl-item:not(:last-child) .tl-rail::after{
  content:"";flex:1;width:2px;margin-top:14px;border-radius:2px;
  background:linear-gradient(180deg,rgba(91,61,245,.35),rgba(34,211,166,.3));
}
.tl-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:28px;
  display:grid;grid-template-columns:1fr 296px;gap:28px;align-items:start;
  transition:box-shadow .24s ease,border-color .24s ease;
}
.tl-body:hover{box-shadow:var(--sh-2);border-color:rgba(91,61,245,.26)}
.tl-body.no-media{grid-template-columns:1fr}
.tl-body h3{font-size:22px;margin-bottom:12px}
.tl-body p{color:var(--text-2);font-size:15px}
.tl-media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line)}
.tl-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{
  font-size:12px;font-weight:500;color:var(--text-2);
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:4px 12px;
}
.notice{
  margin-top:18px;background:var(--coral-soft);border-left:3px solid var(--coral);
  border-radius:0 12px 12px 0;padding:14px 18px;font-size:14px;color:#8A3520;
}
.notice strong{color:#7A2C18}

/* ---------- 数据条 ---------- */
.stat-band{background:var(--ink);color:#fff;padding:64px 0}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{
  padding:6px 26px;border-left:1px solid rgba(255,255,255,.14);
}
.stat:first-child{border-left:0;padding-left:0}
.stat b{
  display:block;font-size:46px;line-height:1.1;font-weight:800;
  font-variant-numeric:tabular-nums;color:#fff;letter-spacing:-.02em;
}
.stat b small{font-size:18px;font-weight:600;margin-left:6px;color:var(--mint)}
.stat span{display:block;margin-top:12px;font-size:14px;color:rgba(255,255,255,.72)}
.stat-note{margin-top:34px;font-size:14px;color:rgba(255,255,255,.6);border-top:1px solid rgba(255,255,255,.14);padding-top:22px}

/* ---------- 风险识别 ---------- */
.risk-wrap{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.risk-list{list-style:none;display:grid;gap:16px}
.risk-list li{
  display:grid;grid-template-columns:56px 1fr;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.risk-list li:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(91,61,245,.28)}
.risk-list .ico{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:var(--coral-soft);color:var(--coral);font-size:20px;
}
.risk-list h3{font-size:17px;margin-bottom:6px}
.risk-list p{font-size:14px;color:var(--text-2)}
.safe-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
}
.safe-box h3{font-size:20px;margin-bottom:14px}
.safe-box .mini-list li{font-size:15px}
.safe-box .mini-list i{color:var(--brand)}
.safe-foot{
  margin-top:22px;background:var(--mint-soft);border-left:3px solid var(--mint);
  border-radius:0 12px 12px 0;padding:14px 18px;font-size:14px;color:#0C6B55;
}

/* ---------- FAQ ---------- */
.faq{max-width:840px;margin:0 auto;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;font-size:17px;font-weight:600;color:var(--text);
  transition:color .2s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--line);
  color:var(--brand);font-size:18px;font-weight:500;background:#fff;
  transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.faq details[open] summary{color:var(--brand)}
.faq details[open] summary::after{transform:rotate(45deg);background:var(--brand);color:#fff;border-color:var(--brand)}
.faq summary:hover{color:var(--brand)}
.faq .ans{padding:0 4px 24px;font-size:15.5px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA / 表单 ---------- */
.cta{
  background:linear-gradient(140deg,#F1EDFF 0%,#F6F5FA 58%,#E8FBF5 100%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:start}
.cta-copy h2{font-size:34px;margin-bottom:16px}
.cta-copy p{color:var(--text-2);margin-bottom:24px}
.cta-copy .mini-list{max-width:400px}
.cta-copy .mini-list i{color:var(--brand)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:30px;box-shadow:var(--sh-1)}
.form-card h3{font-size:20px;margin-bottom:8px}
.form-card > p{font-size:14px;color:var(--text-2);margin-bottom:22px}
.field{display:grid;gap:8px;margin-bottom:18px}
.field label{font-size:14px;font-weight:600;color:var(--text-2)}
.field input,.field select,.field textarea{
  width:100%;background:#FBFAFE;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:12px 18px;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{border-radius:16px;min-height:112px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(91,61,245,.14);
}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:6px}
.form-foot span{font-size:13px;color:var(--text-3);flex:1;min-width:200px}
.back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);position:relative;padding:0 0 28px}
.site-footer::before{
  content:"";display:block;height:1px;
  background:linear-gradient(90deg,var(--brand),var(--mint));
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;
  padding:62px 0 44px;
}
.footer-brand .logo{color:#fff;margin-bottom:18px}
.footer-brand .logo em{color:#A99BFF}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px}
.social{display:flex;gap:12px;margin-top:22px}
.social a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.social a:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px}
.footer-col ul{list-style:none;display:grid;gap:12px}
.footer-col li{font-size:14px;color:rgba(255,255,255,.6)}
.footer-col a{color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:70;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--brand);color:#fff;font-size:16px;
  box-shadow:0 10px 26px rgba(91,61,245,.32);
  opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease,background .2s ease;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--brand-hover);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
  .hero h1{font-size:40px}
  .cover-grid{grid-template-columns:1fr 1fr}
  .cover-grid .card--media{grid-column:span 2}
}
@media (max-width:1023px){
  :root{--sec:80px}
  .topbar-inner{flex-wrap:wrap;padding:14px 0;gap:14px}
  .logo{order:1}
  .menu-toggle{display:grid;place-items:center;order:2;margin-left:auto}
  .topbar-actions{order:3;margin-left:0;display:none}
  .search{order:4;flex:1 1 100%;max-width:none;margin:0}
  .chipbar .chips{display:none}
  .chipbar .chips.open{display:grid;gap:8px;padding:12px 0 18px}
  .chip{justify-content:flex-start;border-radius:14px}
  .hero-inner{padding:56px 0 56px}
  .hero h1{font-size:33px}
  .hero-sub{font-size:17px}
  .cta-grid{grid-template-columns:1fr;gap:34px}
  .risk-wrap{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr;row-gap:32px}
  .stat{border-left:0;padding:0}
  .stat:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14);padding-top:26px}
  .stat b{font-size:38px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  :root{--sec:64px}
  .container{padding:0 20px}
  .sec-head h2{font-size:26px}
  .hero{min-height:420px}
  .hero h1{font-size:29px}
  .hero-points{flex-direction:column;gap:0}
  .cover-grid{grid-template-columns:1fr}
  .cover-grid .card--media{grid-column:auto}
  .tl-item{grid-template-columns:1fr;gap:14px}
  .tl-rail{flex-direction:row;align-items:center;gap:14px}
  .tl-item:not(:last-child) .tl-rail::after{width:auto;height:2px;flex:1;margin:0;background:linear-gradient(90deg,rgba(91,61,245,.35),rgba(34,211,166,.3))}
  .tl-num{width:54px;height:54px;border-radius:16px;font-size:18px}
  .tl-body{grid-template-columns:1fr;padding:22px}
  .cta-copy h2{font-size:26px}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr;padding:46px 0 32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:479px){
  .stat-grid{grid-template-columns:1fr}
  .stat:nth-child(n+2){border-top:1px solid rgba(255,255,255,.14);padding-top:24px}
  .hero-cta .btn{width:100%}
  .btn{height:48px}
  .card{padding:20px}
  .card-body{padding:20px}
  .risk-list li{grid-template-columns:1fr;gap:12px}
}