/* roulang page: index */
:root{
  --bg-0:#070E14;
  --bg-1:#0A131B;
  --bg-2:#0C1620;
  --bg-3:#0E1A24;
  --primary:#24E5B0;
  --primary-deep:#12C79A;
  --amber:#FFAE3C;
  --violet:#8A6BFF;
  --text:#E8F1F5;
  --text-2:#9FB3BE;
  --text-3:#5E7480;
  --line:rgba(36,229,176,.14);
  --line-soft:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --radius:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-hi:0 22px 48px rgba(0,0,0,.48);
  --container:1200px;
  --ease:.25s ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:#7BF0CE;}
p{margin:0 0 14px;}
h1,h2,h3,h4{margin:0 0 14px;font-weight:600;line-height:1.28;letter-spacing:.005em;color:var(--text);}
h1{font-size:clamp(28px,4.4vw,46px);line-height:1.22;}
h2{font-size:clamp(22px,3vw,32px);}
h3{font-size:19px;}
ul,ol{margin:0 0 14px;padding-left:20px;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
@media (min-width:1440px){.container{max-width:1280px;}}
.section{padding:80px 0;}
.section-sm{padding:52px 0;}
.section-alt{background:var(--bg-1);}
.section-deep{background:var(--bg-2);}
.section-head{margin-bottom:38px;}
.section-head h2{margin-bottom:10px;}
.section-head p{color:var(--text-2);max-width:760px;margin:0;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);letter-spacing:.06em;
  margin-bottom:12px;
}
.eyebrow i{font-size:12px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),backdrop-filter var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,14,20,.86);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:24px;height:24px;flex:0 0 24px;border-radius:7px;
  background:linear-gradient(135deg,#24E5B0,#12C79A);
  box-shadow:0 0 16px rgba(36,229,176,.55);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;left:6px;top:6px;width:12px;height:12px;
  border-right:2px solid #04140F;border-bottom:2px solid #04140F;border-radius:1px;
  transform:rotate(-45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-text strong{font-size:17px;font-weight:600;letter-spacing:-.01em;}
.brand-text span{font-size:12px;color:var(--text-3);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0;}
.nav-links a{
  display:inline-block;position:relative;
  padding:10px 14px;border-radius:10px;
  color:var(--text-2);font-size:15px;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.04);}
.nav-links a.is-active{color:var(--text);}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--primary);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;}

/* Mega 面板 */
.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:10px;
  background:transparent;border:1px solid var(--line);
  color:var(--text);font-size:14px;cursor:pointer;
  transition:border-color var(--ease),background var(--ease);
}
.mega-trigger:hover,.mega.is-open .mega-trigger{border-color:rgba(36,229,176,.45);background:rgba(36,229,176,.07);}
.mega-trigger .caret{font-size:11px;color:var(--primary);transition:transform var(--ease);}
.mega.is-open .mega-trigger .caret{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:min(720px,86vw);
  padding:22px;
  background:rgba(10,19,27,.96);
  border:1px solid rgba(36,229,176,.22);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hi);
  backdrop-filter:blur(14px) saturate(120%);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 220px;gap:22px;}
.mega-col p.mega-title{
  font-size:12px;color:var(--text-3);letter-spacing:.1em;margin:0 0 10px;
}
.mega-col a{
  display:block;padding:7px 0;font-size:14px;color:var(--text-2);
}
.mega-col a:hover{color:var(--primary);transform:translateX(2px);}
.mega-card{
  display:block;border-radius:var(--radius-sm);overflow:hidden;
  border:1px solid var(--line-soft);background:var(--glass);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.mega-card-body{padding:10px 12px 12px;}
.mega-card-body strong{display:block;font-size:14px;color:var(--text);line-height:1.45;margin-bottom:6px;}
.mega-card-body time{font-size:12px;color:var(--text-3);}
.mega-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);display:flex;justify-content:flex-end;}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  background:transparent;border:1px solid var(--line);color:var(--text);cursor:pointer;
}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  min-height:540px;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,14,20,.72),rgba(7,14,20,.9));
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:640px;height:640px;
  background:radial-gradient(circle,rgba(36,229,176,.24),transparent 66%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:90px 0 84px;width:100%;}
.hero h1{max-width:680px;margin-bottom:18px;}
.hero h1 .accent{color:var(--primary);}
.hero-lead{max-width:620px;color:var(--text-2);font-size:16px;margin-bottom:28px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px;}
.trust-row{display:flex;gap:26px;flex-wrap:wrap;list-style:none;margin:0;padding:0;}
.trust-row li{display:flex;align-items:center;gap:8px;font-size:13px;color:#7F97A3;}
.trust-row i{color:var(--primary);font-size:13px;}

.entry-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(36,229,176,.28);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px) saturate(120%);
  position:relative;
}
.entry-card::before{
  content:"";position:absolute;left:24px;right:24px;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(36,229,176,.7),transparent);
}
.entry-card h3{font-size:18px;margin-bottom:6px;}
.entry-card > p{color:var(--text-2);font-size:14px;margin-bottom:16px;}
.entry-list{list-style:none;margin:0 0 18px;padding:0;}
.entry-list li{border-bottom:1px solid var(--line-soft);}
.entry-list li:last-child{border-bottom:none;}
.entry-list a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 0;color:var(--text);font-size:15px;
}
.entry-list a:hover{color:var(--primary);}
.entry-list span.meta{font-size:13px;color:var(--text-3);}
.entry-list i{font-size:12px;color:var(--primary);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:500;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease),filter var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04140F;
  box-shadow:0 10px 30px rgba(36,229,176,.28),inset 0 0 0 1px rgba(255,255,255,.25);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 16px 38px rgba(36,229,176,.34);color:#04140F;}
.btn-ghost{
  background:transparent;border-color:rgba(36,229,176,.45);color:var(--primary);
}
.btn-ghost:hover{background:rgba(36,229,176,.08);transform:translateY(-2px);color:var(--primary);}
.btn-sm{padding:10px 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--primary);}
.link-arrow i{transition:transform var(--ease);}
.link-arrow:hover i{transform:translateX(6px);}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:13px;line-height:1.6;
  background:rgba(36,229,176,.12);color:var(--primary);
}
.badge-amber{background:rgba(255,174,60,.12);color:var(--amber);}
.badge-violet{background:rgba(138,107,255,.14);color:#B7A4FF;}

/* ============ 入口网格卡片 ============ */
.entry-grid .card{
  height:100%;
  background:var(--glass);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  overflow:hidden;
  display:flex;flex-direction:column;
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:0 12px 30px rgba(0,0,0,.28);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.entry-grid .card:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35);box-shadow:var(--shadow-hi);}
.card-media{position:relative;overflow:hidden;background:linear-gradient(135deg,#0A131B,#24E5B0);}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.entry-grid .card:hover .card-media img{transform:scale(1.03);}
.card-media .badge{position:absolute;left:12px;top:12px;backdrop-filter:blur(8px);background:rgba(7,14,20,.72);}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:17px;margin-bottom:8px;}
.card-body p{color:var(--text-2);font-size:14px;margin-bottom:16px;flex:1;}
.card-body .link-arrow{font-size:14px;}

/* ============ 保障条 ============ */
.guard-bar{
  background:var(--bg-1);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;padding:30px 0;}
.guard-item{display:flex;align-items:flex-start;gap:12px;}
.guard-item i{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(36,229,176,.12);color:var(--primary);font-size:15px;
}
.guard-item strong{display:block;font-size:15px;margin-bottom:2px;font-weight:600;}
.guard-item span{font-size:13px;color:var(--text-3);}

/* ============ 评价轮播 ============ */
.orbit-wrap{border-radius:var(--radius);}
.orbit-container{background:transparent;}
.orbit-slide{padding:4px;}
.review-card{
  background:var(--glass);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  padding:26px;
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
  height:100%;
}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(36,229,176,.16);color:var(--primary);font-weight:600;font-size:15px;
}
.review-head strong{display:block;font-size:15px;}
.review-head span{font-size:12px;color:var(--text-3);}
.stars{color:var(--amber);font-size:13px;letter-spacing:2px;margin-bottom:10px;}
.review-card p{color:var(--text-2);font-size:14px;margin:0;}
.orbit-previous,.orbit-next{
  width:38px;height:38px;border-radius:50%;
  background:rgba(7,14,20,.7);border:1px solid var(--line);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
}
.orbit-previous:hover,.orbit-next:hover{background:rgba(36,229,176,.14);}
.orbit-bullets{display:flex;justify-content:center;gap:8px;margin-top:18px;}
.orbit-bullets button{
  width:9px;height:9px;border-radius:50%;padding:0;margin:0;
  background:rgba(255,255,255,.18);border:none;
}
.orbit-bullets button.is-active{background:var(--primary);box-shadow:0 0 10px rgba(36,229,176,.7);}

/* ============ 内容列表（CMS） ============ */
.post-card{
  display:flex;gap:18px;height:100%;
  background:var(--glass);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  padding:18px;
  color:inherit;
  backdrop-filter:blur(14px) saturate(120%);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.post-card:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35);box-shadow:var(--shadow-hi);color:inherit;}
.post-thumb{width:150px;flex:0 0 150px;border-radius:var(--radius-sm);overflow:hidden;background:linear-gradient(135deg,#0A131B,#24E5B0);}
.post-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;}
.post-body{display:flex;flex-direction:column;min-width:0;}
.post-body h3{
  font-size:16px;margin-bottom:8px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  color:var(--text-2);font-size:14px;margin-bottom:12px;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--text-3);}
.empty-state{
  text-align:center;padding:56px 20px;
  border:1px dashed var(--line);border-radius:var(--radius);
  background:var(--glass);
}
.empty-state i{font-size:28px;color:var(--text-3);margin-bottom:14px;display:block;}
.empty-state p{color:var(--text-2);margin-bottom:18px;}

/* ============ FAQ ============ */
.accordion{border:none;background:transparent;}
.accordion-item{
  background:var(--glass);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color var(--ease),background var(--ease);
}
.accordion-item:hover{border-color:rgba(36,229,176,.25);}
.accordion-title{
  border:none;border-left:3px solid var(--primary);
  background:transparent;color:var(--text);font-size:15px;font-weight:500;
  padding:18px 52px 18px 20px;line-height:1.6;
}
.accordion-title:hover,.accordion-title:focus{background:rgba(36,229,176,.05);color:var(--text);}
.accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  right:20px;color:var(--primary);font-size:13px;
}
.is-active>.accordion-title::before{content:"\f068";}
.accordion-content{
  border:none;border-top:1px solid var(--line-soft);
  background:rgba(255,255,255,.02);
  color:var(--text-2);font-size:15px;line-height:1.85;
  padding:18px 20px;
}
.accordion-content p:last-child{margin-bottom:0;}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:calc(var(--radius) + 6px);
  background:linear-gradient(135deg,rgba(36,229,176,.14),rgba(138,107,255,.10));
  border:1px solid rgba(36,229,176,.28);
  padding:46px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  backdrop-filter:blur(14px) saturate(120%);
}
.cta-band::after{
  content:"";position:absolute;right:-100px;bottom:-140px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(36,229,176,.28),transparent 68%);
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{margin-bottom:8px;}
.cta-band p{color:var(--text-2);margin:0;max-width:560px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-soft);padding:60px 0 0;margin-top:10px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px;}
.footer-brand p{color:var(--text-2);font-size:14px;margin:16px 0 0;max-width:340px;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary);transform:translateX(2px);display:inline-block;}
.footer-col p{font-size:14px;color:var(--text-2);margin:0 0 8px;}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .site-header.is-open .nav-links{
    display:flex;flex-direction:column;align-items:stretch;
    position:absolute;left:0;right:0;top:74px;
    background:rgba(7,14,20,.98);
    border-bottom:1px solid var(--line);
    padding:12px 24px 20px;
  }
  .mega-panel{position:static;width:100%;opacity:1;visibility:hidden;max-height:0;padding:0;border:none;box-shadow:none;overflow:hidden;}
  .mega:hover .mega-panel{max-height:0;opacity:1;}
  .mega.is-open .mega-panel{max-height:900px;padding:18px;border:1px solid var(--line);visibility:visible;}
  .mega-grid{grid-template-columns:1fr;gap:16px;}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .hero{min-height:auto;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .hero-inner{padding:56px 0 52px;}
  .hero-lead{font-size:15px;}
  .post-card{flex-direction:column;}
  .post-thumb{width:100%;flex:none;}
  .cta-band{padding:32px 22px;}
  .guard-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .trust-row{gap:14px;}
  .hero-actions .btn{width:100%;justify-content:center;}
  .brand-text strong{font-size:15px;}
}

/* roulang page: article */
:root{
  --bg-0:#070E14;
  --bg-1:#0A131B;
  --bg-2:#0C1620;
  --bg-3:#0E1A24;
  --primary:#24E5B0;
  --primary-2:#12C79A;
  --amber:#FFAE3C;
  --violet:#8A6BFF;
  --text:#E8F1F5;
  --muted:#9FB3BE;
  --dim:#5E7480;
  --line:rgba(36,229,176,.14);
  --line-strong:rgba(36,229,176,.35);
  --glass:rgba(255,255,255,.045);
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-primary:0 10px 30px rgba(36,229,176,.28);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(900px 520px at 88% -8%, rgba(36,229,176,.10), transparent 62%),
    linear-gradient(180deg,var(--bg-0),var(--bg-2) 42%,var(--bg-0));
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,transform .22s ease,background .22s ease,border-color .22s ease;}
a:hover{color:var(--primary-2);}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.3;}
p{margin:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(36,229,176,.28);color:#04140F;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(7,14,20,.72);
  border-bottom:1px solid rgba(36,229,176,.10);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(7,14,20,.9);border-bottom-color:rgba(36,229,176,.22);box-shadow:0 12px 30px rgba(0,0,0,.4);}
.nav-bar{display:flex;align-items:center;gap:22px;min-height:74px;flex-wrap:nowrap;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand-mark{
  position:relative;width:24px;height:24px;flex:0 0 24px;border-radius:7px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 18px rgba(36,229,176,.55);
}
.brand-mark::after{
  content:"";position:absolute;left:7px;top:7px;width:9px;height:9px;
  border-right:2px solid #04140F;border-bottom:2px solid #04140F;
  transform:rotate(-45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:16px;font-weight:600;color:var(--text);letter-spacing:.01em;}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:.06em;}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;}
.nav-links li{list-style:none;}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:9px;
  font-size:15px;color:var(--muted);
}
.nav-links a:hover{color:var(--text);background:rgba(36,229,176,.08);}
.nav-links a.is-active{color:var(--text);}
.nav-links a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:10px;font-size:14px;
  background:rgba(36,229,176,.06);border:1px solid var(--line);color:var(--text);cursor:pointer;
  transition:border-color .25s ease,color .25s ease,background .25s ease;
}
.mega-trigger:hover{border-color:var(--line-strong);color:var(--primary);}
.mega-trigger .caret{font-size:11px;color:var(--primary);transition:transform .25s ease;}
.mega.is-open .mega-trigger .caret{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:720px;padding:22px;
  border-radius:18px;border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(14,26,36,.99),rgba(9,17,25,.99));
  box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,border-color .25s ease;
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);border-color:var(--line-strong);}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:20px;}
.mega-title{margin:0 0 8px;font-size:12px;color:var(--dim);letter-spacing:.08em;}
.mega-col a{display:block;padding:7px 0;font-size:14px;color:var(--muted);}
.mega-col a:hover{color:var(--primary);transform:translateX(2px);}
.mega-card{display:block;border-radius:14px;overflow:hidden;background:var(--glass);border:1px solid var(--line);}
.mega-card img{width:100%;height:106px;object-fit:cover;}
.mega-card-body{display:block;padding:12px 14px;}
.mega-card-body strong{display:block;font-size:14px;color:var(--text);line-height:1.5;}
.mega-card-body time{display:block;margin-top:6px;font-size:12px;color:var(--dim);}
.mega-card:hover{border-color:var(--line-strong);}
.mega-foot{margin-top:18px;padding-top:16px;border-top:1px solid rgba(36,229,176,.10);display:flex;justify-content:flex-end;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);cursor:pointer;
}

/* ---------- buttons & badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:500;cursor:pointer;text-decoration:none;
  transition:transform .25s ease,filter .25s ease,background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#04140F;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25),var(--shadow-primary);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);color:#04140F;}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--primary);}
.btn-ghost:hover{background:rgba(36,229,176,.1);color:var(--primary);}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:10px;}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--primary);}
.btn-link .arw{transition:transform .22s ease;}
.btn-link:hover .arw{transform:translateX(6px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:13px;line-height:1.6;
  background:rgba(36,229,176,.12);color:var(--primary);
}
.badge-amber{background:rgba(255,174,60,.12);color:var(--amber);}
.badge-violet{background:rgba(138,107,255,.14);color:var(--violet);}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;
  padding:54px 0 42px;
  background-color:var(--bg-1);
  background-image:linear-gradient(180deg,rgba(7,14,20,.82),rgba(7,14,20,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(36,229,176,.20),transparent 66%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:880px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:18px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--dim);opacity:.6;}
.breadcrumb .current{color:var(--primary);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);letter-spacing:.04em;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),transparent);}
.article-hero h1{
  font-size:clamp(26px,4vw,42px);line-height:1.28;font-weight:600;letter-spacing:.005em;
  margin-bottom:20px;
}
.meta-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--muted);}
.meta-bar .meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-bar i{color:var(--primary);font-size:12.5px;}

/* ---------- layout ---------- */
.main-wrap{padding:56px 0 0;}
.reading-col{max-width:760px;margin:0 auto;}
.article-body{font-size:16px;line-height:1.92;color:var(--text);}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;padding-left:14px;margin:42px 0 16px;
  font-size:clamp(20px,2.5vw,27px);line-height:1.4;color:var(--text);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--primary-2));
}
.article-body h3{margin:30px 0 12px;font-size:19px;color:var(--text);}
.article-body h4{margin:24px 0 10px;font-size:16.5px;color:var(--primary);}
.article-body strong{color:#FFFFFF;}
.article-body a{color:var(--primary);border-bottom:1px dashed rgba(36,229,176,.5);}
.article-body a:hover{color:var(--primary-2);}
.article-body ul{list-style:none;margin:0 0 1.2em;padding:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:9px;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 10px rgba(36,229,176,.6);
}
.article-body ol{counter-reset:artlist;list-style:none;margin:0 0 1.2em;padding:0;}
.article-body ol li{position:relative;padding-left:36px;margin-bottom:11px;}
.article-body ol li::before{
  counter-increment:artlist;content:counter(artlist,decimal-leading-zero);
  position:absolute;left:0;top:.1em;font-size:14px;font-weight:600;color:var(--primary);
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-radius:14px;
  border-left:3px solid var(--primary);
  background:rgba(255,255,255,.05);
  backdrop-filter:blur(14px);
  color:var(--muted);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:26px auto;max-width:100%;height:auto;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px;
  border:1px solid rgba(36,229,176,.16);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{
  padding:11px 14px;text-align:left;border:1px solid rgba(36,229,176,.12);
}
.article-body th{background:var(--bg-3);color:var(--primary);font-weight:600;}
.article-body td{color:var(--muted);}
.article-body code{
  padding:2px 7px;border-radius:6px;font-size:14px;
  background:rgba(36,229,176,.1);color:var(--primary);
}
.article-body hr{border:0;height:1px;background:rgba(36,229,176,.16);margin:34px 0;}

.empty-state{
  padding:56px 24px;border-radius:var(--radius);border:1px dashed var(--line-strong);
  background:rgba(255,255,255,.03);text-align:center;
}
.empty-state i{font-size:34px;color:var(--primary);margin-bottom:16px;display:block;}
.empty-state h3{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}

/* ---------- info strip ---------- */
.info-strip{
  margin-top:44px;padding:22px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
}
.info-strip .strip-item{display:flex;gap:12px;align-items:flex-start;}
.info-strip i{color:var(--primary);font-size:17px;margin-top:4px;}
.info-strip strong{display:block;font-size:14.5px;margin-bottom:4px;}
.info-strip span{font-size:13.5px;color:var(--muted);line-height:1.7;}

/* ---------- section heading ---------- */
.section{padding:72px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
.section-head h2{font-size:clamp(21px,2.8vw,29px);}
.section-head p{margin-top:8px;font-size:14.5px;color:var(--muted);max-width:600px;}
.section-head .line{height:3px;width:56px;border-radius:3px;background:linear-gradient(90deg,var(--primary),transparent);margin-bottom:12px;}

/* ---------- cards ---------- */
.card{
  height:100%;border-radius:var(--radius);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 22px 46px rgba(0,0,0,.45);}
.card-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--bg-3),rgba(36,229,176,.22));}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-thumb img{transform:scale(1.03);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--dim);}
.card a.title-link{color:var(--text);}
.card a.title-link:hover{color:var(--primary);}

/* ---------- prev / next ---------- */
.pager{
  margin-top:46px;display:grid;grid-template-columns:1fr 1fr;gap:16px;
}
.pager a{
  padding:18px 20px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  display:block;color:var(--text);
}
.pager a:hover{border-color:var(--line-strong);background:rgba(36,229,176,.06);}
.pager span{display:block;font-size:12.5px;color:var(--dim);margin-bottom:6px;}
.pager strong{font-size:15px;font-weight:500;}
.pager .next{text-align:right;}

/* ---------- cta ---------- */
.cta-band{
  margin-top:80px;padding:44px 40px;border-radius:20px;
  background:
    radial-gradient(600px 260px at 12% 0%,rgba(36,229,176,.18),transparent 62%),
    linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-band h2{font-size:clamp(20px,2.6vw,28px);margin-bottom:10px;}
.cta-band p{font-size:14.5px;color:var(--muted);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:88px;
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:60px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col p{font-size:14px;color:var(--muted);line-height:1.8;}
.footer-col a:hover{color:var(--primary);transform:translateX(2px);display:inline-block;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(36,229,176,.10);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:var(--dim);
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .mega-panel{width:640px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:2px;
    padding:14px 24px 20px;
    background:rgba(7,14,20,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px rgba(0,0,0,.45);
    display:none;
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-links a{padding:11px 10px;font-size:15px;}
  .nav-links a.is-active::after{left:10px;right:auto;width:22px;}
  .mega-panel{width:min(92vw,440px);padding:18px;}
  .mega-grid{grid-template-columns:1fr;gap:14px;}
  .mega-card img{height:132px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .info-strip{grid-template-columns:1fr;}
  .pager{grid-template-columns:1fr;}
  .pager .next{text-align:left;}
}
@media (max-width:639px){
  .container{padding:0 16px;}
  .nav-bar{min-height:64px;gap:12px;}
  .brand-text strong{font-size:15px;}
  .article-hero{padding:38px 0 32px;}
  .main-wrap{padding-top:40px;}
  .section{padding:48px 0 0;}
  .cta-band{padding:30px 22px;margin-top:56px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .site-footer{margin-top:56px;padding-top:44px;}
  .article-body{font-size:15.5px;line-height:1.86;}
}

/* roulang page: category1 */
:root{
  --bg-0:#070E14;
  --bg-1:#0A131B;
  --bg-2:#0C1620;
  --bg-3:#0E1A24;
  --primary:#24E5B0;
  --primary-2:#12C79A;
  --accent:#FFAE3C;
  --violet:#8A6BFF;
  --text:#E8F1F5;
  --text-2:#9FB3BE;
  --text-3:#5E7480;
  --line:rgba(36,229,176,.14);
  --line-strong:rgba(36,229,176,.35);
  --glass:rgba(255,255,255,.045);
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --glow:0 10px 30px rgba(36,229,176,.28);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:
    radial-gradient(1200px 620px at 88% -10%, rgba(36,229,176,.10), transparent 62%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-2) 100%);
  background-attachment:fixed;
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:#7af5d3}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{margin:0 0 14px;font-weight:600;letter-spacing:0;color:var(--text)}
h1{font-size:clamp(28px,4.4vw,46px);line-height:1.22}
h2{font-size:clamp(22px,3vw,32px);line-height:1.3}
h3{font-size:clamp(18px,2vw,22px);line-height:1.4}
p{margin:0 0 16px;color:var(--text-2)}
ul,ol{margin:0 0 16px;padding-left:20px}
li{color:var(--text-2)}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}
@media (max-width:640px){.container{padding:0 16px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,14,20,.55);
  backdrop-filter:blur(10px) saturate(120%);
  border-bottom:1px solid rgba(255,255,255,.04);
  transition:background .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.site-header.is-scrolled{
  background:rgba(7,14,20,.88);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 30px rgba(0,0,0,.42);
}
.nav-bar{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  min-height:70px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  position:relative;
  width:24px;height:24px;flex:0 0 auto;
  border-radius:7px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 18px rgba(36,229,176,.55);
}
.brand-mark::after{
  content:"";
  position:absolute;left:7px;top:6px;
  width:9px;height:11px;
  border-left:2px solid #04140F;
  border-bottom:2px solid #04140F;
  border-radius:0 0 0 3px;
  transform:rotate(-45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:16px;font-weight:600;letter-spacing:.5px;color:var(--text)}
.brand-text span{font-size:11px;letter-spacing:3px;color:var(--text-3)}
.nav-links{
  display:flex;align-items:center;gap:28px;
  list-style:none;margin:0;padding:0;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--text-2);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:var(--primary);border-radius:2px;transition:right .25s ease;
}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{right:0}
.nav-links a.is-active{color:var(--text)}
.nav-links a.is-active::after{right:0}
.nav-right{display:flex;align-items:center;gap:12px}
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;
  font-size:14px;color:var(--text);
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:999px;
  cursor:pointer;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.mega-trigger:hover,.mega.is-open .mega-trigger{
  border-color:var(--line-strong);
  box-shadow:0 0 0 3px rgba(36,229,176,.08),0 10px 26px rgba(0,0,0,.35);
}
.mega-trigger .caret{color:var(--primary);font-size:11px;transition:transform .25s ease}
.mega.is-open .mega-trigger .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;
  width:720px;
  padding:20px;
  background:rgba(10,19,27,.96);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 26px 60px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 240px;gap:18px}
.mega-col{display:flex;flex-direction:column;gap:6px}
.mega-title{
  margin:0 0 6px;font-size:12px;letter-spacing:2px;color:var(--text-3);
}
.mega-col a{
  display:block;padding:7px 8px;border-radius:8px;
  font-size:14px;color:var(--text-2);
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.mega-col a:hover{background:rgba(36,229,176,.07);color:var(--text);transform:translateX(2px)}
.mega-card{
  display:block;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--glass);
  transition:border-color .25s ease,transform .25s ease;
}
.mega-card:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.mega-card img{width:100%;height:104px;object-fit:cover}
.mega-card-body{display:block;padding:12px 14px}
.mega-card-body strong{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:4px}
.mega-card-body time{font-size:12px;color:var(--text-3)}
.mega-foot{margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.06)}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  color:var(--text);
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:10px;
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--line-strong)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;
  font-size:15px;font-weight:500;line-height:1;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background .22s ease,border-color .22s ease;
}
.btn-primary{
  color:#04140F;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25),var(--glow);
}
.btn-primary:hover{
  color:#04140F;
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.3),0 16px 42px rgba(36,229,176,.42);
}
.btn-ghost{
  color:var(--primary);
  background:transparent;
  border-color:var(--line-strong);
}
.btn-ghost:hover{color:var(--primary);background:rgba(36,229,176,.08);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px}
.arrow-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--primary);
}
.arrow-link i{transition:transform .22s ease}
.arrow-link:hover i{transform:translateX(6px)}

/* ---------- 首屏缩略带 ---------- */
.page-hero{
  position:relative;
  min-height:260px;
  display:flex;align-items:flex-end;
  padding:48px 0 36px;
  background-image:linear-gradient(90deg,rgba(7,14,20,.94) 0%,rgba(7,14,20,.72) 48%,rgba(7,14,20,.5) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(560px 300px at 90% 8%,rgba(36,229,176,.20),transparent 70%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  margin-bottom:16px;font-size:13px;color:var(--text-3);
}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--primary)}
.crumbs span.now{color:var(--primary)}
.page-hero h1{max-width:900px;margin-bottom:14px}
.page-hero h1 em{font-style:normal;color:var(--primary)}
.page-hero .lead{max-width:720px;font-size:16px;color:var(--text-2);margin:0}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;
  font-size:13px;line-height:1.5;
  border-radius:999px;
  color:var(--primary);
  background:rgba(36,229,176,.12);
}
.badge.amber{color:var(--accent);background:rgba(255,174,60,.12)}
.badge.violet{color:var(--violet);background:rgba(138,107,255,.14)}

/* ---------- 板块 ---------- */
.section{padding:76px 0}
.section.tight{padding:56px 0}
.section.alt{background:rgba(10,19,27,.66);border-top:1px solid rgba(255,255,255,.04);border-bottom:1px solid rgba(255,255,255,.04)}
.section-head{max-width:820px;margin-bottom:36px}
.section-head .eyebrow{
  display:inline-block;margin-bottom:10px;
  font-size:12.5px;letter-spacing:2px;color:var(--primary);
}
.section-head h2{margin-bottom:10px}
.section-head p{margin:0;font-size:15.5px}

/* ---------- 锚点目录 ---------- */
.toc-wrap{position:sticky;top:96px}
.toc{
  padding:22px 20px;
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.toc h3{font-size:15px;margin-bottom:14px;color:var(--text)}
.toc ul{list-style:none;margin:0;padding:0}
.toc li{margin-bottom:2px}
.toc a{
  display:block;
  padding:8px 12px;
  font-size:14px;color:var(--text-2);
  border-left:2px solid transparent;
  border-radius:0 8px 8px 0;
  transition:color .22s ease,background .22s ease,border-color .22s ease,transform .22s ease;
}
.toc a:hover{color:var(--text);background:rgba(36,229,176,.07);border-left-color:var(--primary);transform:translateX(2px)}
.toc-foot{
  margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.07);
}
.toc-foot p{font-size:13px;margin:0 0 12px;color:var(--text-3)}

/* ---------- 内容卡流 ---------- */
.flow-card{
  padding:24px;
  margin-bottom:20px;
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:border-color .25s ease,transform .25s ease;
  scroll-margin-top:100px;
}
.flow-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.flow-card h2{font-size:clamp(19px,2.2vw,24px);margin-bottom:12px;padding-left:14px;position:relative}
.flow-card h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--primary-2));
}
.flow-card p{font-size:15.5px;margin-bottom:14px}
.flow-media{
  margin:0 0 18px;border-radius:var(--radius-sm);overflow:hidden;
  border:1px solid rgba(255,255,255,.06);
  background:linear-gradient(135deg,#0A131B,#123028);
}
.flow-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.steps{list-style:none;margin:0;padding:0;counter-reset:step}
.steps li{
  position:relative;
  padding:0 0 14px 42px;
  font-size:15px;color:var(--text-2);
  counter-increment:step;
}
.steps li::before{
  content:counter(step);
  position:absolute;left:0;top:2px;
  width:26px;height:26px;line-height:26px;
  text-align:center;font-size:13px;color:#04140F;font-weight:600;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  border-radius:8px;
}
.steps li:last-child{padding-bottom:0}
.check-list{list-style:none;margin:0;padding:0}
.check-list li{
  position:relative;padding:0 0 12px 26px;font-size:15px;color:var(--text-2);
}
.check-list li::before{
  content:"✔";
  position:absolute;left:0;top:0;
  font-size:13px;color:var(--primary);
}
.note{
  padding:16px 18px;
  background:rgba(36,229,176,.06);
  border-left:3px solid var(--primary);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-size:14.5px;color:var(--text-2);
}
.note.amber{background:rgba(255,174,60,.07);border-left-color:var(--accent)}
.note p:last-child{margin-bottom:0}

/* ---------- 保障条 ---------- */
.guard-bar{
  background:rgba(7,14,20,.85);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:26px 0;
}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guard-item{display:flex;align-items:center;gap:12px}
.guard-item i{
  width:38px;height:38px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;color:var(--primary);
  background:rgba(36,229,176,.10);
  border:1px solid var(--line);
  border-radius:10px;
}
.guard-item strong{display:block;font-size:14.5px;font-weight:500;color:var(--text)}
.guard-item span{display:block;font-size:12.5px;color:var(--text-3)}

/* ---------- 数据指标 ---------- */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.metric{
  padding:22px;
  text-align:left;
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .25s ease,transform .25s ease;
}
.metric:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.metric .num{
  font-size:clamp(26px,3.4vw,34px);font-weight:600;color:var(--accent);line-height:1.2;
}
.metric .num small{font-size:15px;color:var(--text-3);margin-left:4px}
.metric .label{margin-top:6px;font-size:14px;color:var(--text-2)}
.metric .sub{margin-top:4px;font-size:12.5px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.accordion{
  margin:0;border:0;background:transparent;
}
.accordion .accordion-item{
  margin-bottom:14px;
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.accordion .accordion-item:hover{border-color:var(--line-strong)}
.accordion .accordion-item.is-active{background:rgba(36,229,176,.05);border-color:var(--line-strong)}
.accordion .accordion-title{
  position:relative;
  padding:18px 52px 18px 22px;
  font-size:15px;font-weight:500;color:var(--text);
  background:transparent;border:0;
  transition:color .22s ease;
}
.accordion .accordion-title::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--primary-2));
}
.accordion .accordion-title::after{
  content:"+";
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;color:var(--primary);line-height:1;
  border:0;margin:0;top:50%;
}
.accordion .accordion-item.is-active .accordion-title::after{content:"–"}
.accordion .accordion-content{
  padding:0 22px 20px;
  background:transparent;border:0;
  font-size:15px;color:var(--text-2);
}
.accordion .accordion-content p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  padding:44px 40px;
  background:linear-gradient(120deg,rgba(36,229,176,.10),rgba(138,107,255,.08) 74%,rgba(255,174,60,.06));
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line-strong);
  border-radius:22px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(36,229,176,.26),transparent 68%);
  pointer-events:none;
}
.cta-band .cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{margin-bottom:8px}
.cta-band p{margin:0;font-size:15.5px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;
  background:#060C11;
  border-top:1px solid var(--line);
  padding:60px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-3);margin:0;line-height:1.85}
.footer-col h4{
  font-size:15px;margin-bottom:16px;color:var(--text);
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{
  display:inline-block;
  font-size:14px;color:var(--text-2);
  transition:color .22s ease,transform .22s ease;
}
.footer-col a:hover{color:var(--primary);transform:translateX(2px)}
.footer-col p{font-size:13.5px;color:var(--text-3);margin:0 0 8px}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.06);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-links{
    position:absolute;
    top:100%;left:0;right:0;
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
    padding:14px 24px 18px;
    background:rgba(7,14,20,.97);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
    display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:10px 0;font-size:15px;width:100%}
  .mega-panel{width:560px}
  .mega-grid{grid-template-columns:1fr 1fr}
  .mega-card{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .toc-wrap{position:static;margin-bottom:26px}
  .metrics{grid-template-columns:1fr 1fr}
  .guard-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .section.tight{padding:40px 0}
  .page-hero{padding:34px 0 28px;min-height:220px}
  .mega-panel{
    position:fixed;
    top:76px;left:16px;right:16px;
    width:auto;
  }
  .mega-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 22px}
  .cta-band .cta-inner{flex-direction:column;align-items:flex-start}
  .metric .num{font-size:26px}
}
@media (max-width:520px){
  .brand-text strong{font-size:15px}
  .brand-text span{letter-spacing:2px}
  .guard-grid,.metrics{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .flow-card{padding:20px 18px}
  .btn{width:100%;justify-content:center}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: category3 */
:root{
  --bg-0:#070E14;
  --bg-1:#0C1620;
  --bg-2:#0A131B;
  --bg-3:#0E1A24;
  --primary:#24E5B0;
  --primary-deep:#12C79A;
  --amber:#FFAE3C;
  --violet:#8A6BFF;
  --text:#E8F1F5;
  --text-2:#9FB3BE;
  --text-3:#5E7480;
  --line:rgba(36,229,176,.14);
  --line-soft:rgba(255,255,255,.07);
  --glass:rgba(255,255,255,.045);
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --container:1200px;
  --space-y:84px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:15px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--space-y) 0}
.section-tight{padding:56px 0}
.section-alt{background:var(--bg-2)}
.section-deep{background:var(--bg-3)}

.section-head{margin-bottom:36px;max-width:760px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);letter-spacing:.02em;margin-bottom:12px;
}
.section-head .eyebrow::before{
  content:"";width:18px;height:2px;background:var(--primary);display:block;border-radius:2px;
}
.section-head h2{
  font-size:clamp(22px,3vw,32px);
  line-height:1.3;font-weight:600;letter-spacing:.01em;
}
.section-head p{color:var(--text-2);margin-top:12px;font-size:15px}
.section-head .head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(7,14,20,.92),rgba(7,14,20,.35));
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,14,20,.86);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom-color:var(--line);
  box-shadow:0 12px 30px rgba(0,0,0,.35);
}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  position:relative;width:24px;height:24px;border-radius:6px;
  background:linear-gradient(135deg,var(--primary),#0f8f72);
  box-shadow:0 0 16px rgba(36,229,176,.55);
  flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;left:6px;top:6px;width:9px;height:9px;
  border-top:2px solid #04140F;border-right:2px solid #04140F;transform:rotate(45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:600;letter-spacing:.02em}
.brand-text span{font-size:11px;color:var(--text-2);letter-spacing:.14em}

.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:14px;color:var(--text-2);
}
.nav-links a:hover{color:var(--primary)}
.nav-links a.is-active{color:var(--text);font-weight:500}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--primary);border-radius:2px;box-shadow:0 0 10px rgba(36,229,176,.6);
}
.nav-right{display:flex;align-items:center;gap:12px}

.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 15px;border-radius:999px;font-size:13px;
  border:1px solid var(--line);color:var(--text-2);
  background:rgba(36,229,176,.05);
  transition:all .25s ease;
}
.mega-trigger:hover,.mega.is-open .mega-trigger{
  color:var(--primary);border-color:rgba(36,229,176,.45);
  box-shadow:0 8px 24px rgba(36,229,176,.18);
}
.mega-trigger .caret{font-size:10px;transition:transform .25s ease}
.mega.is-open .mega-trigger .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:700px;max-width:86vw;
  padding:22px;border-radius:var(--radius);
  background:rgba(10,19,27,.94);
  border:1px solid var(--line);
  box-shadow:0 28px 60px rgba(0,0,0,.5);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 236px;gap:22px}
.mega-title{
  font-size:12px;color:var(--primary);letter-spacing:.08em;margin-bottom:10px;
}
.mega-col a{
  display:block;font-size:13px;color:var(--text-2);padding:6px 0;
}
.mega-col a:hover{color:var(--primary);transform:translateX(2px)}
.mega-card{
  display:block;border-radius:14px;overflow:hidden;
  background:var(--glass);border:1px solid var(--line-soft);
  transition:border-color .25s ease,transform .25s ease;
}
.mega-card:hover{border-color:rgba(36,229,176,.4);transform:translateY(-3px)}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.mega-card-body{display:block;padding:12px 14px}
.mega-card-body strong{display:block;font-size:13px;font-weight:600;line-height:1.5}
.mega-card-body time{display:block;font-size:12px;color:var(--text-3);margin-top:6px}
.mega-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);display:flex;justify-content:flex-end}

.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);color:var(--text-2);
  align-items:center;justify-content:center;font-size:16px;
}

/* ============ buttons / badges ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:500;line-height:1;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04140F;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25),0 10px 30px rgba(36,229,176,.28);
}
.btn-primary:hover{
  filter:brightness(1.08);transform:translateY(-2px);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.3),0 16px 40px rgba(36,229,176,.4);
}
.btn-ghost{
  border:1px solid rgba(36,229,176,.45);color:var(--primary);background:transparent;
}
.btn-ghost:hover{background:rgba(36,229,176,.08);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13px}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:13px;line-height:1.6;
  background:rgba(36,229,176,.12);color:var(--primary);
}
.badge-amber{background:rgba(255,174,60,.12);color:var(--amber)}
.badge-violet{background:rgba(138,107,255,.14);color:#B7A5FF}

.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--primary)}
.arrow-link i{transition:transform .25s ease}
.arrow-link:hover i{transform:translateX(6px)}

/* ============ page hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 60px;
  border-bottom:1px solid var(--line);
  background:var(--bg-1);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(7,14,20,.68),rgba(7,14,20,.86)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.9;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-160px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(36,229,176,.28),transparent 66%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb em{color:var(--primary);font-style:normal}
.page-hero h1{
  font-size:clamp(26px,4vw,42px);line-height:1.22;font-weight:600;
  letter-spacing:.01em;max-width:880px;
}
.hero-lead{
  color:var(--text-2);font-size:16px;max-width:720px;margin-top:16px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags span{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:var(--text-2);
  padding:6px 14px;border-radius:999px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.02);
}
.hero-tags i{color:var(--primary);font-size:12px}

/* ============ stat strip ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  background:var(--bg-2);
}
.stat-item{padding:28px 24px;border-right:1px solid var(--line-soft)}
.stat-item:last-child{border-right:0}
.stat-num{
  font-size:30px;font-weight:600;letter-spacing:.02em;
  color:var(--primary);line-height:1.1;
}
.stat-num small{font-size:15px;color:var(--text-2);font-weight:400;margin-left:4px}
.stat-label{font-size:13px;color:var(--text-2);margin-top:8px}

/* ============ cards ============ */
.grid-margin-x{margin-left:-10px;margin-right:-10px}
.grid-margin-x>.cell{padding-left:10px;padding-right:10px}
.card-row{margin-bottom:20px}

.glass-card{
  height:100%;display:flex;flex-direction:column;
  border-radius:var(--radius);overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line-soft);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.glass-card:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35)}
.info-card-media{position:relative;overflow:hidden}
.info-card-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  transition:transform .35s ease;
  background:linear-gradient(135deg,#0A131B,#0E1A24);
}
.glass-card:hover .info-card-media img{transform:scale(1.03)}
.info-card-media .badge{position:absolute;left:14px;top:14px;background:rgba(7,14,20,.7);color:var(--primary)}
.info-card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.info-card-body h3{font-size:19px;font-weight:600;line-height:1.45}
.info-card-body>p{color:var(--text-2);font-size:14px;margin-top:10px}
.point-list{margin-top:18px;display:grid;gap:10px}
.point-list li{
  display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7;
}
.point-list li i{color:var(--primary);font-size:12px;margin-top:7px}
.info-card-foot{margin-top:auto;padding-top:18px}

/* ============ table ============ */
.table-wrap{
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:var(--bg-2);
}
.table-scroll{overflow-x:auto}
.spec-table{min-width:640px}
.spec-table th,.spec-table td{
  border-bottom:1px solid var(--line-soft);
  padding:16px 20px;text-align:left;font-size:14px;vertical-align:top;
}
.spec-table thead th{
  background:var(--bg-3);font-size:13px;color:var(--text-2);font-weight:500;letter-spacing:.04em;
}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table tbody tr:hover{background:rgba(36,229,176,.04)}
.spec-table td:first-child{color:var(--text);font-weight:500;width:32%}
.spec-table td:last-child{color:var(--text-2)}

/* ============ quick list ============ */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.check-item{
  padding:24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line-soft);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:transform .25s ease,border-color .25s ease;
}
.check-item:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35)}
.check-item .num{
  font-size:13px;color:var(--amber);letter-spacing:.1em;font-weight:600;
}
.check-item h3{font-size:17px;margin-top:10px;font-weight:600}
.check-item p{color:var(--text-2);font-size:14px;margin-top:10px}

/* ============ faq ============ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  border-radius:var(--radius-sm);
  background:var(--glass);
  border:1px solid var(--line-soft);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:rgba(36,229,176,.35);background:rgba(36,229,176,.05)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:18px 22px;
  font-size:15px;font-weight:500;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";width:4px;height:18px;border-radius:2px;
  background:var(--primary);flex-shrink:0;
}
.faq-item summary::after{
  content:"+";margin-left:auto;color:var(--primary);font-size:18px;line-height:1;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px 40px;color:var(--text-2);font-size:15px;line-height:1.85}

/* ============ cta ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:calc(var(--radius) + 4px);
  padding:56px 48px;
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(12,22,32,.96),rgba(10,19,27,.9));
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(7,14,20,.82),rgba(7,14,20,.92)),url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
}
.cta-band::after{
  content:"";position:absolute;left:-100px;bottom:-160px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(36,229,176,.24),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(20px,2.6vw,28px);font-weight:600;line-height:1.35}
.cta-inner p{color:var(--text-2);margin-top:10px;max-width:560px;font-size:15px}

/* ============ footer ============ */
.site-footer{
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
}
.footer-brand p{color:var(--text-2);font-size:14px;margin-top:16px;max-width:420px}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary);transform:translateX(2px);display:inline-block}
.footer-col p{font-size:14px;color:var(--text-2);margin-bottom:8px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ============ responsive ============ */
@media screen and (max-width:1180px){
  .nav-links{gap:18px}
  .mega-panel{width:620px}
}
@media screen and (max-width:1023px){
  :root{--space-y:64px}
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;left:16px;right:16px;top:calc(100% + 10px);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px;border-radius:var(--radius);
    background:rgba(10,19,27,.97);
    border:1px solid var(--line);
    box-shadow:0 24px 50px rgba(0,0,0,.5);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
  }
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-links a{display:block;padding:10px 6px;font-size:15px}
  .nav-links a.is-active::after{display:none}
  .nav-links a.is-active{color:var(--primary)}
  .nav-bar{position:relative}
  .mega-panel{width:520px;right:-10px}
  .mega-grid{grid-template-columns:1fr 1fr}
  .mega-card{grid-column:1 / -1}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(3),.stat-item:nth-child(4){border-top:1px solid var(--line-soft)}
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:44px 32px}
}
@media screen and (max-width:767px){
  .hero-lead{font-size:15px}
  .check-grid{grid-template-columns:1fr}
  .mega-panel{width:min(420px,92vw);right:-6px}
}
@media screen and (max-width:639px){
  :root{--space-y:48px}
  .container{padding:0 16px}
  .brand-text strong{font-size:14px}
  .page-hero{padding:36px 0 42px}
  .stat-strip{grid-template-columns:1fr}
  .stat-item{border-right:0;border-bottom:1px solid var(--line-soft);padding:22px 18px}
  .stat-item:last-child{border-bottom:0}
  .hero-actions .btn{width:100%}
  .cta-band{padding:32px 20px}
  .cta-inner .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .mega-grid{grid-template-columns:1fr}
}

/* roulang page: category2 */
:root{
  --bg:#070E14;
  --bg-alt:#0A131B;
  --bg-alt2:#0C1620;
  --panel:#0E1A24;
  --primary:#24E5B0;
  --primary-2:#12C79A;
  --amber:#FFAE3C;
  --violet:#8A6BFF;
  --text:#E8F1F5;
  --text-2:#9FB3BE;
  --text-3:#5E7480;
  --line:rgba(36,229,176,.14);
  --line-soft:rgba(255,255,255,.08);
  --radius:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-lift:0 24px 52px rgba(0,0,0,.46);
  --ease:.25s ease;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:
    radial-gradient(1200px 520px at 82% -10%, rgba(36,229,176,.10), transparent 62%),
    radial-gradient(900px 460px at -8% 22%, rgba(138,107,255,.07), transparent 60%),
    linear-gradient(180deg,#070E14 0%, #0C1620 100%);
  background-attachment:fixed;
  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:1.8;
  letter-spacing:.01em;
  overflow-x:hidden;
}

img{max-width:100%;display:block;border-radius:12px;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease);}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.3;font-weight:600;color:var(--text);}
h1{font-size:clamp(28px,4.4vw,46px);line-height:1.22;letter-spacing:-.01em;}
h2{font-size:clamp(22px,3vw,32px);}
h3{font-size:19px;}
button{font-family:inherit;cursor:pointer;}
button,input,textarea,select{font:inherit;color:inherit;appearance:none;-webkit-appearance:none;}
img{background:linear-gradient(135deg,#0A131B,#123B36);}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){ .container{max-width:1280px;} }

.grid-bleed{margin-left:-10px;margin-right:-10px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:500;
  letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),border-color var(--ease),filter var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#24E5B0 0%,#12C79A 100%);
  color:#04140F;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25), 0 10px 30px rgba(36,229,176,.28);
}
.btn-primary:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.3), 0 16px 40px rgba(36,229,176,.4);
  color:#04140F;
}
.btn-ghost{
  background:transparent;
  border-color:rgba(36,229,176,.45);
  color:var(--primary);
}
.btn-ghost:hover{
  background:rgba(36,229,176,.08);
  border-color:var(--primary);
  color:var(--primary);
  transform:translateY(-2px);
}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px;}
.btn .fa-arrow-right,.btn .arrow{transition:transform var(--ease);}
.btn:hover .arrow{transform:translateX(4px);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--radius-pill);
  font-size:13px;
  line-height:1.6;
  background:rgba(36,229,176,.12);
  color:var(--primary);
}
.badge-amber{background:rgba(255,174,60,.12);color:var(--amber);}
.badge-violet{background:rgba(138,107,255,.14);color:#B7A4FF;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--primary);
  margin-bottom:12px;
  position:relative;
  padding-left:16px;
}
.eyebrow::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--primary);
  transform:translateY(-50%) rotate(45deg);
  box-shadow:0 0 10px rgba(36,229,176,.7);
}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(7,14,20,.62);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background-color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,14,20,.88);
  border-bottom-color:var(--line);
  box-shadow:0 12px 30px rgba(0,0,0,.4);
}
.nav-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:74px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex:none;
}
.brand-mark{
  position:relative;
  width:26px;height:26px;
  border-radius:8px;
  background:linear-gradient(135deg,#24E5B0,#12C79A);
  box-shadow:0 0 0 1px rgba(36,229,176,.4), 0 8px 22px rgba(36,229,176,.35);
  flex:none;
}
.brand-mark::after{
  content:"";
  position:absolute;
  top:7px;left:8px;
  width:9px;height:9px;
  border-top:2px solid #04140F;
  border-right:2px solid #04140F;
  transform:rotate(45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12;letter-spacing:-.01em;}
.brand-text strong{font-size:16px;font-weight:600;color:var(--text);}
.brand-text span{font-size:11px;color:var(--text-2);letter-spacing:.06em;}
.brand:hover .brand-text strong{color:var(--primary);}

nav{flex:1;display:flex;justify-content:center;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links > li > a{
  position:relative;
  display:inline-block;
  padding:10px 16px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
}
.nav-links > li > a:hover{color:var(--text);background:rgba(255,255,255,.045);}
.nav-links > li > a.is-active{color:var(--text);}
.nav-links > li > a.is-active::after{
  content:"";
  position:absolute;
  left:16px;right:16px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(36,229,176,.8);
}

.nav-right{display:flex;align-items:center;gap:12px;flex:none;}

.mega{position:relative;}
.mega-trigger{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:10px 16px;
  font-size:15px;
  color:var(--text-2);
  background:transparent;
  border:1px solid rgba(255,255,255,.08);
  border-radius:10px;
  transition:all var(--ease);
}
.mega-trigger:hover,.mega.is-open .mega-trigger{
  color:var(--text);
  border-color:rgba(36,229,176,.45);
  background:rgba(36,229,176,.06);
}
.mega-trigger .caret{font-size:12px;transition:transform var(--ease);}
.mega:hover .caret,.mega.is-open .caret{transform:rotate(180deg);}

.mega-panel{
  position:absolute;
  top:calc(100% + 14px);
  right:0;
  width:720px;
  padding:22px;
  border-radius:var(--radius);
  background:rgba(10,19,27,.96);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border:1px solid rgba(36,229,176,.2);
  box-shadow:0 24px 60px rgba(0,0,0,.6);
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
}
.mega:hover .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 250px;gap:20px;}
.mega-title{font-size:12px;letter-spacing:.1em;color:var(--text-3);margin:0 0 10px;}
.mega-col a{
  display:block;
  padding:8px 10px;
  font-size:14px;
  color:var(--text-2);
  border-radius:8px;
  border-left:2px solid transparent;
}
.mega-col a:hover{
  color:var(--primary);
  background:rgba(36,229,176,.07);
  border-left-color:var(--primary);
  transform:translateX(2px);
}
.mega-card{
  display:block;
  border-radius:12px;
  overflow:hidden;
  background:rgba(255,255,255,.045);
  border:1px solid var(--line-soft);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform var(--ease);}
.mega-card:hover img{transform:scale(1.04);}
.mega-card-body{display:block;padding:12px 14px 14px;}
.mega-card-body strong{display:block;font-size:14px;font-weight:500;line-height:1.5;margin-bottom:6px;}
.mega-card-body time{font-size:12px;color:var(--text-3);}
.mega-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);display:flex;justify-content:flex-end;}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-soft);
  color:var(--text);
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  padding:70px 0 62px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(102deg, rgba(7,14,20,.96) 0%, rgba(7,14,20,.88) 48%, rgba(7,14,20,.72) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center right;
}
.page-hero::after{
  content:"";
  position:absolute;
  top:-140px;right:-100px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(36,229,176,.20) 0%, transparent 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--text-3);opacity:.6;}
.breadcrumb .current{color:var(--primary);}
.page-hero h1{margin-bottom:18px;}
.page-hero .lead{
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
  max-width:660px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:22px;}
.hero-badges span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
}
.hero-badges i{color:var(--primary);font-size:13px;}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-alt{background:rgba(10,19,27,.7);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section-head{max-width:700px;margin-bottom:46px;}
.section-title{margin-bottom:14px;}
.section-sub{color:var(--text-2);font-size:15.5px;line-height:1.85;margin:0;}

/* ============ 数据卡 ============ */
.stat-card{
  height:100%;
  padding:24px 22px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.045);
  border:1px solid var(--line-soft);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35);box-shadow:var(--shadow-lift);}
.stat-icon{
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:rgba(36,229,176,.12);
  color:var(--primary);
  font-size:16px;
  margin-bottom:16px;
}
.stat-num{font-size:30px;font-weight:600;line-height:1.2;color:var(--text);letter-spacing:-.01em;}
.stat-num small{font-size:14px;font-weight:400;color:var(--text-3);margin-left:4px;}
.stat-label{font-size:14px;color:var(--primary);margin:6px 0 8px;}
.stat-note{font-size:13.5px;color:var(--text-2);line-height:1.7;margin:0;}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-top:6px;max-width:1060px;margin:0 auto;}
.timeline::before{
  content:"";
  position:absolute;
  left:50%;top:0;bottom:0;
  width:1px;
  transform:translateX(-50%);
  background:linear-gradient(180deg, rgba(36,229,176,0) 0%, rgba(36,229,176,.45) 10%, rgba(36,229,176,.45) 90%, rgba(36,229,176,0) 100%);
}
.tl-item{position:relative;width:50%;padding:0 46px 42px 0;}
.tl-item:nth-child(even){margin-left:50%;padding:0 0 42px 46px;}
.tl-item::before{
  content:"";
  position:absolute;
  top:30px;right:-6px;
  width:11px;height:11px;
  border-radius:50%;
  background:#070E14;
  border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(36,229,176,.10), 0 0 14px rgba(36,229,176,.55);
}
.tl-item:nth-child(even)::before{right:auto;left:-6px;}
.tl-card{
  border-radius:var(--radius);
  overflow:hidden;
  background:rgba(255,255,255,.045);
  border:1px solid var(--line-soft);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35);box-shadow:var(--shadow-lift);}
.tl-cover{overflow:hidden;}
.tl-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.tl-card:hover .tl-cover img{transform:scale(1.03);}
.tl-body{padding:22px 24px 24px;}
.tl-time{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:.04em;
  color:var(--amber);
  background:rgba(255,174,60,.12);
  padding:3px 12px;
  border-radius:var(--radius-pill);
  margin-bottom:12px;
}
.tl-title{font-size:18px;margin-bottom:10px;}
.tl-text{font-size:14.5px;color:var(--text-2);line-height:1.8;margin:0 0 14px;}
.tl-list li{
  position:relative;
  padding-left:18px;
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.85;
}
.tl-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--primary);
  opacity:.8;
}

/* ============ 对照表 ============ */
.table-wrap{
  border-radius:var(--radius);
  border:1px solid var(--line-soft);
  background:rgba(255,255,255,.035);
  overflow-x:auto;
  box-shadow:var(--shadow);
}
.compare-table{width:100%;border-collapse:collapse;min-width:640px;}
.compare-table th,.compare-table td{
  padding:16px 20px;
  text-align:left;
  font-size:14.5px;
  border-bottom:1px solid rgba(255,255,255,.06);
  vertical-align:top;
}
.compare-table thead th{
  background:rgba(14,26,36,.9);
  color:var(--text);
  font-weight:600;
  font-size:14px;
  letter-spacing:.04em;
  border-bottom:1px solid var(--line);
}
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table tbody tr:hover{background:rgba(36,229,176,.045);}
.compare-table td:first-child{color:var(--text);font-weight:500;width:22%;}
.compare-table td{color:var(--text-2);}
.compare-table td .tag-web{color:var(--primary);}

/* ============ 图文卡 ============ */
.advice-card{
  height:100%;
  border-radius:var(--radius);
  overflow:hidden;
  background:rgba(255,255,255,.045);
  border:1px solid var(--line-soft);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.advice-card:hover{transform:translateY(-4px);border-color:rgba(36,229,176,.35);box-shadow:var(--shadow-lift);}
.advice-cover{overflow:hidden;}
.advice-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.advice-card:hover .advice-cover img{transform:scale(1.03);}
.advice-body{padding:24px;}
.advice-body h3{font-size:19px;margin:14px 0 12px;}
.advice-body p{font-size:14.5px;color:var(--text-2);line-height:1.8;}
.advice-list{margin-top:16px;border-top:1px solid var(--line-soft);padding-top:16px;}
.advice-list li{
  position:relative;
  padding-left:22px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.9;
}
.advice-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  left:0;top:1px;
  font-size:11px;
  color:var(--primary);
}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-accordion{border:none;background:transparent;}
.faq-accordion .accordion-item{
  margin-bottom:12px;
  border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);
  overflow:hidden;
  background:rgba(255,255,255,.035);
  transition:border-color var(--ease),background-color var(--ease);
}
.faq-accordion .accordion-item:hover{border-color:rgba(36,229,176,.3);}
.faq-accordion .accordion-item.is-active{
  border-color:rgba(36,229,176,.4);
  background:rgba(36,229,176,.05);
}
.faq-accordion .accordion-title{
  position:relative;
  display:block;
  padding:18px 52px 18px 24px;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  border:none;
  background:transparent;
  line-height:1.7;
}
.faq-accordion .accordion-title::before{
  content:"";
  position:absolute;
  left:10px;top:50%;
  width:3px;height:16px;
  margin-top:-8px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(36,229,176,.6);
}
.faq-accordion .accordion-title::after{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:22px;top:50%;
  transform:translateY(-50%);
  font-size:12px;
  color:var(--primary);
  transition:transform var(--ease);
}
.faq-accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(45deg);}
.faq-accordion .accordion-content{
  display:none;
  padding:0 24px 20px 24px;
  border:none;
  background:transparent;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.9;
}
.faq-accordion .accordion-item.is-active .accordion-content{display:block;}
.faq-accordion .accordion-content p:last-child{margin-bottom:0;}

/* ============ CTA ============ */
.cta-band{padding:0 0 96px;}
.cta-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  padding:40px 42px;
  border-radius:22px;
  background:
    radial-gradient(680px 240px at 92% 0%, rgba(36,229,176,.16), transparent 70%),
    rgba(255,255,255,.05);
  border:1px solid rgba(36,229,176,.24);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.cta-inner h2{font-size:clamp(20px,2.6vw,28px);margin-bottom:10px;}
.cta-inner p{margin:0;color:var(--text-2);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ 页脚 ============ */
.site-footer{
  background:rgba(6,12,17,.94);
  border-top:1px solid var(--line);
  padding:66px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;margin:0;max-width:360px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{font-size:14px;color:var(--text-2);display:inline-block;}
.footer-col ul a:hover{color:var(--primary);transform:translateX(2px);}
.footer-col p{font-size:14px;color:var(--text-2);margin:0 0 10px;line-height:1.8;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding:22px 0 26px;
  border-top:1px solid rgba(255,255,255,.06);
  font-size:13px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1439px){
  .mega-panel{width:680px;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .nav-toggle{display:inline-flex;}
  .mega{display:none;}
  .nav-bar{height:64px;}
  nav{flex:none;}
  .nav-links{
    position:absolute;
    top:100%;left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:12px 16px 18px;
    background:rgba(7,14,20,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 40px rgba(0,0,0,.5);
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-links > li > a{
    display:block;
    padding:14px 6px;
    border-bottom:1px solid rgba(255,255,255,.05);
    border-radius:0;
    font-size:15px;
  }
  .nav-links > li > a.is-active::after{left:6px;right:auto;width:22px;bottom:8px;}
  .page-hero{padding:52px 0 48px;}
  .timeline::before{left:6px;transform:none;}
  .tl-item,.tl-item:nth-child(even){width:100%;margin-left:0;padding:0 0 30px 32px;}
  .tl-item::before,.tl-item:nth-child(even)::before{left:1px;right:auto;top:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .cta-inner{padding:32px 28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:32px;}
  .grid-bleed{margin-left:-10px;margin-right:-10px;}
  .hero-actions .btn{width:100%;}
  .hero-badges{gap:14px;flex-direction:column;}
  .cta-band{padding-bottom:64px;}
  .cta-inner{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
  .compare-table th,.compare-table td{padding:14px 15px;font-size:14px;}
  .tl-body{padding:18px 18px 20px;}
}
@media (max-width:520px){
  .brand-text strong{font-size:15px;}
  .page-hero h1{font-size:26px;}
  .stat-num{font-size:26px;}
}