/* roulang page: index */
:root{
  --bg:#070B18;
  --bg-panel:#0E1526;
  --bg-field:#0B1222;
  --amber:#FFB020;
  --amber-h:#FFC24D;
  --amber-a:#E09612;
  --cyan:#2FE0C8;
  --coral:#FF6B6B;
  --t1:#EAF0FF;
  --t2:#A9B6D4;
  --t3:#6F7D9E;
  --line:rgba(148,180,255,.12);
  --line-strong:rgba(148,180,255,.24);
  --glass:rgba(20,30,52,.55);
  --r-lg:20px;
  --r-md:16px;
  --r-btn:12px;
  --r-sm:6px;
  --shadow-panel:0 16px 40px -24px rgba(0,0,0,.7);
  --glow:0 0 0 1px rgba(255,176,32,.5), 0 10px 30px -10px rgba(255,176,32,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;transition:color .18s var(--ease);}
a:hover{color:var(--amber);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1280px){.container{max-width:1240px;padding-left:32px;padding-right:32px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,11,24,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.header-top{
  height:64px;display:flex;align-items:center;gap:20px;
}
@media (max-width:640px){.header-top{height:56px;gap:12px;}}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;color:#0A0F1E;font-variant-numeric:tabular-nums;
  background:linear-gradient(140deg,var(--amber-h),var(--amber) 60%,var(--amber-a));
  box-shadow:0 6px 18px -8px rgba(255,176,32,.8);
}
.logo-text{font-size:17px;font-weight:700;color:#fff;letter-spacing:.01em;white-space:nowrap;}
.logo-text em{font-style:normal;color:var(--amber);}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:10px;
  color:var(--t2);text-decoration:none;font-size:14.5px;white-space:nowrap;
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-link:hover{color:var(--t1);background:rgba(255,255,255,.05);}
.nav-link.active{color:#fff;background:rgba(255,176,32,.12);box-shadow:inset 0 0 0 1px rgba(255,176,32,.35);}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search-box{position:relative;display:none;}
@media (min-width:1024px){.search-box{display:block;width:240px;}}
.search-box input{
  width:100%;height:38px;border-radius:10px;padding:0 12px 0 34px;
  background:var(--bg-field);border:1px solid var(--line);color:var(--t1);font-size:14px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);outline:none;
}
.search-box input::placeholder{color:var(--t3);}
.search-box input:focus{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);}
.search-box svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--t3);}
.menu-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--t2);
}
.menu-toggle:hover{border-color:var(--line-strong);color:var(--t1);}
@media (min-width:1024px){.menu-toggle{display:none;}.main-nav{display:flex;}}
@media (max-width:1023px){.main-nav{display:none;}}

/* 频道 tabs */
.channel-bar{border-top:1px solid var(--line);background:rgba(10,15,30,.55);}
.channel-scroll{
  display:flex;gap:8px;align-items:center;height:44px;overflow-x:auto;
  scroll-snap-type:x proximity;overscroll-behavior:contain;
  scrollbar-width:none;-ms-overflow-style:none;
  -webkit-mask-image:linear-gradient(90deg,#000 0,#000 92%,transparent 100%);
  mask-image:linear-gradient(90deg,#000 0,#000 92%,transparent 100%);
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  position:relative;scroll-snap-align:start;flex-shrink:0;
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  font-size:13.5px;color:var(--t2);text-decoration:none;white-space:nowrap;
  border:1px solid transparent;transition:all .18s var(--ease);
}
.channel:hover{color:var(--t1);background:rgba(255,255,255,.05);}
.channel.active{
  color:#fff;border-color:rgba(255,176,32,.55);
  background:rgba(255,176,32,.08);
  box-shadow:inset 0 -4px 0 -1px var(--amber);
}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,16,.6);backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;z-index:100;
  background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-left:1px solid var(--line);padding:20px;overflow-y:auto;
  transform:translateX(102%);transition:transform .26s var(--ease);
}
.drawer.open{transform:translateX(0);}
.drawer h4{font-size:13px;color:var(--t3);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:12px;color:var(--t1);
  text-decoration:none;font-size:15px;border:1px solid transparent;
}
.drawer-nav a:hover{background:rgba(255,255,255,.05);border-color:var(--line);}
.drawer-nav a.active{color:var(--amber);background:rgba(255,176,32,.08);border-color:rgba(255,176,32,.35);}
.drawer-search{margin:18px 0;position:relative;}
.drawer-search input{
  width:100%;height:44px;border-radius:12px;padding:0 12px;background:var(--bg-field);
  border:1px solid var(--line);color:var(--t1);outline:none;
}
.drawer-search input:focus{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;text-decoration:none;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-primary{background:var(--amber);color:#0A0F1E;box-shadow:var(--glow);}
.btn-primary:hover{background:var(--amber-h);color:#0A0F1E;transform:translateY(-1px);}
.btn-primary:active{background:var(--amber-a);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--t1);border:1px solid var(--line-strong);}
.btn-ghost:hover{color:var(--amber);background:rgba(255,176,32,.08);border-color:var(--amber);}
.btn-sm{height:38px;padding:0 14px;font-size:14px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--cyan);
  text-decoration:none;font-size:14px;font-weight:600;
}
.link-arrow span{transition:transform .18s var(--ease);}
.link-arrow:hover{color:var(--amber);}
.link-arrow:hover span{transform:translateX(2px);}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2,.section-head h3{
  font-size:clamp(22px,3vw,34px);margin-top:8px;
  display:flex;align-items:center;gap:12px;
}
.section-head h2::before,.section-head h3::before{
  content:"";width:4px;height:1em;border-radius:2px;background:var(--amber);flex-shrink:0;
}
.eyebrow{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);font-weight:600;}
.lead-text{color:var(--t2);font-size:15.5px;max-width:72ch;}
.panel{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-panel);}
.glass{
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-panel);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 480px at 6% 0%,rgba(255,176,32,.08),transparent 62%),
    radial-gradient(820px 460px at 98% 100%,rgba(47,224,200,.06),transparent 62%),
    var(--bg);
  border-bottom:1px solid var(--line);
  padding:48px 0 56px;
}
@media (min-width:1024px){.hero{padding:76px 0 88px;}}
.hero-grid{display:grid;gap:36px;align-items:center;}
@media (min-width:1024px){.hero-grid{grid-template-columns:6fr 6fr;gap:48px;}}
.hero h1{
  font-size:clamp(30px,4.8vw,54px);line-height:1.12;letter-spacing:-.01em;font-weight:700;
  margin-bottom:18px;
}
.hero h1 .accent{color:var(--amber);}
.hero-sub{color:var(--t2);font-size:16.5px;max-width:60ch;margin-bottom:22px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:12px 28px;margin-bottom:26px;}
.hero-metric{display:flex;flex-direction:column;gap:2px;}
.hero-metric b{
  font-size:22px;color:var(--amber);font-variant-numeric:tabular-nums;
  font-family:"DIN Alternate","Barlow Condensed",inherit;
}
.hero-metric span{font-size:13px;color:var(--t3);}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;}
.hero-visual{position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-panel);}
.hero-visual img{width:100%;height:100%;min-height:240px;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 260px at 20% 10%,rgba(255,176,32,.20),transparent 60%),
             linear-gradient(180deg,rgba(7,11,24,.10),rgba(7,11,24,.62));
}
.hero-visual-tag{
  position:absolute;left:14px;bottom:14px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px;
  border-radius:var(--r-sm);font-size:12.5px;color:var(--t1);
  background:rgba(11,18,34,.78);border:1px solid var(--line);
}

/* ---------- KPI ---------- */
.kpi-grid{display:grid;gap:16px;grid-template-columns:repeat(2,minmax(0,1fr));}
@media (min-width:1024px){.kpi-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
.kpi-card{padding:20px;border-radius:var(--r-lg);display:flex;flex-direction:column;gap:10px;}
.kpi-label{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--t3);}
.kpi-num{
  font-size:clamp(28px,3.4vw,40px);font-weight:700;color:var(--amber);
  font-variant-numeric:tabular-nums;line-height:1;
  font-family:"DIN Alternate","Barlow Condensed",inherit;
}
.kpi-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px solid var(--line);}
.badge{
  display:inline-flex;align-items:center;gap:5px;height:22px;padding:0 8px;
  border-radius:var(--r-sm);font-size:12px;letter-spacing:.04em;font-weight:600;
}
.badge-cyan{color:var(--cyan);background:rgba(47,224,200,.12);box-shadow:inset 0 0 0 1px rgba(47,224,200,.28);}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.12);box-shadow:inset 0 0 0 1px rgba(255,176,32,.3);}
.badge-coral{color:var(--coral);background:rgba(255,107,107,.12);box-shadow:inset 0 0 0 1px rgba(255,107,107,.3);}
.badge-gray{color:var(--t2);background:rgba(148,180,255,.10);box-shadow:inset 0 0 0 1px var(--line);}
.kpi-note{font-size:13px;color:var(--t3);}
.progress{height:4px;border-radius:999px;background:rgba(148,180,255,.14);overflow:hidden;}
.progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--amber));}
.trend-panel{margin-top:20px;padding:22px;border-radius:var(--r-lg);}
.trend-bars{
  display:flex;align-items:flex-end;gap:10px;height:140px;margin-top:16px;
}
.trend-bars div{
  flex:1;border-radius:8px 8px 4px 4px;
  background:linear-gradient(180deg,rgba(255,176,32,.9),rgba(255,176,32,.18));
  transition:filter .2s var(--ease);
}
.trend-bars div:hover{filter:brightness(1.2);}
.trend-legend{display:flex;justify-content:space-between;font-size:12px;color:var(--t3);margin-top:10px;}

/* ---------- 服务矩阵 ---------- */
.svc-grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media (min-width:768px){.svc-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.svc-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
.svc-card{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;display:flex;flex-direction:column;gap:12px;
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.svc-card:hover{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:var(--shadow-panel);}
@media (min-width:1024px){.svc-card--wide{grid-column:span 2;}}
.svc-icon{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,176,32,.12);color:var(--amber);box-shadow:inset 0 0 0 1px rgba(255,176,32,.28);
}
.svc-icon.cyan{background:rgba(47,224,200,.12);color:var(--cyan);box-shadow:inset 0 0 0 1px rgba(47,224,200,.28);}
.svc-card h3{font-size:18px;}
.svc-card p{color:var(--t2);font-size:14.5px;}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}}
.news-card{
  display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:stretch;
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:14px;text-decoration:none;color:inherit;
  transition:transform .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.news-card:hover{transform:translateY(-2px);border-color:var(--line-strong);background:#111A2E;color:inherit;}
.news-thumb{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--bg-field);}
.news-thumb img{width:100%;height:100%;object-fit:cover;min-height:88px;}
.news-body{display:flex;flex-direction:column;gap:8px;min-width:0;}
.news-body h3{font-size:16.5px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{font-size:14px;color:var(--t2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;font-size:12.5px;color:var(--t3);}
@media (min-width:1024px){
  .news-card--lead{grid-column:span 2;grid-template-columns:1fr 1.1fr;padding:0;overflow:hidden;}
  .news-card--lead .news-thumb{border-radius:0;border:0;border-right:1px solid var(--line);min-height:260px;}
  .news-card--lead .news-body{padding:26px 26px 26px 4px;justify-content:center;}
  .news-card--lead .news-body h3{font-size:clamp(20px,2.2vw,26px);-webkit-line-clamp:3;}
  .news-card--lead .news-body p{-webkit-line-clamp:3;font-size:14.5px;}
}
.empty-state{
  border:1px dashed var(--line-strong);border-radius:var(--r-lg);padding:40px 24px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--t2);
}
.empty-state .ico{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(148,180,255,.08);color:var(--t3);}

/* ---------- 对比 ---------- */
.compare{overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--bg-panel);}
.compare-row{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line);font-size:14.5px;}
.compare-row:last-child{border-bottom:0;}
.compare-row:nth-child(even){background:rgba(148,180,255,.035);}
.compare-head{background:rgba(255,176,32,.07);font-weight:700;font-size:13.5px;letter-spacing:.02em;color:var(--t1);}
.compare-row .c1{color:var(--t2);}
.ok{color:var(--cyan);font-weight:600;}
.no{color:var(--coral);font-weight:600;}
@media (max-width:767px){
  .compare,.compare-row{display:block;}
  .compare{border:0;background:transparent;}
  .compare-row{border:1px solid var(--line);border-radius:var(--r-md);background:var(--bg-panel);margin-bottom:12px;}
  .compare-row:nth-child(even){background:var(--bg-panel);}
  .compare-head{display:none;}
  .compare-row > div{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px dashed var(--line);}
  .compare-row > div:last-child{border-bottom:0;}
  .compare-row > div::before{content:attr(data-label);color:var(--t3);font-size:13px;}
}

/* ---------- FAQ ---------- */
.faq-wrap{padding:10px 18px;border-radius:var(--r-lg);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 0;font-size:16.5px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";color:var(--amber);font-size:20px;font-weight:400;flex-shrink:0;
  transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{content:"−";}
.faq-item[open] summary{padding-left:12px;}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--amber);
}
.faq-answer{padding:0 0 18px;color:var(--t2);font-size:14.8px;max-width:70ch;}

/* ---------- 表单 ---------- */
.cta-grid{display:grid;gap:28px;align-items:start;}
@media (min-width:1024px){.cta-grid{grid-template-columns:5fr 7fr;gap:44px;}}
.form-card{padding:24px;border-radius:var(--r-lg);}
@media (min-width:768px){.form-card{padding:30px;}}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;color:var(--t2);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;height:46px;border-radius:var(--r-btn);padding:0 14px;
  background:var(--bg-field);border:1px solid var(--line);color:var(--t1);outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;min-height:96px;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--t3);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);
}
.field.error input,.field.error select,.field.error textarea{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,107,.12);}
.field .err-msg{display:none;font-size:13px;color:var(--coral);margin-top:6px;}
.field.error .err-msg{display:block;}
.form-note{font-size:12.5px;color:var(--t3);margin-top:12px;}
.form-ok{display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-btn);
  background:rgba(47,224,200,.10);border:1px solid rgba(47,224,200,.3);color:var(--cyan);font-size:14px;}
.form-ok.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:#060A14;padding:48px 0 26px;margin-top:0;}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--t2);margin-bottom:14px;font-weight:700;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:13.5px;color:var(--t3);text-decoration:none;}
.footer-list a:hover{color:var(--amber);}
.footer-desc{font-size:13.5px;color:var(--t3);max-width:36ch;}
.footer-bottom{
  margin-top:32px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:var(--t3);
}
.copyright{font-size:13px;color:var(--t3);}

/* 滚动淡入 */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
:root{
    --bg:#070B18;
    --panel:#0E1526;
    --panel-2:#111A2E;
    --input:#0B1222;
    --amber:#FFB020;
    --amber-hover:#FFC24D;
    --amber-active:#E09612;
    --cyan:#2FE0C8;
    --coral:#FF6B6B;
    --text:#EAF0FF;
    --text-2:#A9B6D4;
    --text-3:#6F7D9E;
    --border:rgba(148,180,255,.12);
    --border-strong:rgba(148,180,255,.24);
    --r-lg:20px;
    --r-md:16px;
    --r-sm:12px;
    --r-badge:6px;
    --shadow-panel:0 16px 40px -24px rgba(0,0,0,.7);
    --shadow-glow:0 0 0 1px rgba(255,176,32,.5), 0 10px 30px -10px rgba(255,176,32,.55);
    --ease:cubic-bezier(.2,.7,.3,1);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.85;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}
  a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;transition:color .18s var(--ease);}
  a:hover{color:var(--amber);}
  button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25;}
  p{margin:0;}
  :focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
  @media (min-width:1280px){.container{max-width:1240px;}}
  @media (max-width:640px){.container{padding:0 16px;}}

  /* ---------- Header ---------- */
  .site-header{position:relative;z-index:60;}
  .header-top{
    position:sticky;top:0;z-index:60;
    background:rgba(7,11,24,.72);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--border);
  }
  .header-top .inner{
    height:64px;display:flex;align-items:center;gap:20px;
  }
  .logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0;}
  .logo-mark{
    width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
    background:linear-gradient(150deg,rgba(255,176,32,.95),rgba(224,150,18,.75));
    color:#1A1204;font-weight:800;font-size:17px;
    box-shadow:0 0 0 1px rgba(255,176,32,.45), 0 8px 22px -12px rgba(255,176,32,.9);
  }
  .logo-text{font-size:17px;font-weight:700;color:#fff;letter-spacing:.01em;}
  .logo-text em{font-style:normal;color:var(--amber);}
  .main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
  .nav-link{
    display:inline-flex;align-items:center;height:38px;padding:0 13px;border-radius:10px;
    color:var(--text-2);font-size:14.5px;text-decoration:none;
    transition:color .18s var(--ease),background-color .18s var(--ease);
    white-space:nowrap;
  }
  .nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
  .nav-link.active{color:var(--amber);background:rgba(255,176,32,.1);box-shadow:inset 0 0 0 1px rgba(255,176,32,.3);}
  .header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
  .search-box{
    display:flex;align-items:center;gap:8px;
    width:240px;height:38px;padding:0 12px;
    background:var(--input);border:1px solid var(--border);border-radius:var(--r-sm);
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .search-box:focus-within{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);}
  .search-box svg{flex-shrink:0;opacity:.7;}
  .search-box input{
    width:100%;background:none;border:0;outline:none;font-size:14px;color:var(--text);
  }
  .search-box input::placeholder{color:var(--text-3);}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border:0;cursor:pointer;text-decoration:none;
    font-size:14.5px;font-weight:600;border-radius:var(--r-sm);
    padding:0 20px;height:42px;
    transition:transform .18s var(--ease),background-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  }
  .btn-primary{
    background:var(--amber);color:#1A1204;box-shadow:var(--shadow-glow);
  }
  .btn-primary:hover{background:var(--amber-hover);transform:translateY(-1px);color:#1A1204;}
  .btn-primary:active{background:var(--amber-active);transform:translateY(0);}
  .btn-ghost{
    background:transparent;color:var(--text);box-shadow:inset 0 0 0 1px var(--border-strong);
  }
  .btn-ghost:hover{background:rgba(255,176,32,.08);box-shadow:inset 0 0 0 1px rgba(255,176,32,.7);color:var(--amber);}
  .btn-sm{height:38px;padding:0 16px;font-size:14px;}
  .icon-btn{
    display:none;width:42px;height:42px;border-radius:var(--r-sm);
    background:var(--input);border:1px solid var(--border);cursor:pointer;
    align-items:center;justify-content:center;
  }
  .icon-btn:hover{border-color:var(--border-strong);}

  .header-tabs{
    position:sticky;top:64px;z-index:50;
    background:rgba(7,11,24,.72);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--border);
  }
  .tabs-scroll{
    display:flex;align-items:center;gap:8px;height:44px;
    overflow-x:auto;overflow-y:hidden;
    scroll-snap-type:x proximity;
    scrollbar-width:none;-ms-overflow-style:none;
    overscroll-behavior:contain;
  }
  .tabs-scroll::-webkit-scrollbar{display:none;}
  .tab{
    scroll-snap-align:start;
    display:inline-flex;align-items:center;height:30px;padding:0 14px;
    border-radius:999px;font-size:13.5px;color:var(--text-2);text-decoration:none;
    border:1px solid transparent;white-space:nowrap;
    transition:all .18s var(--ease);
  }
  .tab:hover{color:var(--text);background:rgba(255,255,255,.05);}
  .tab.active{
    color:var(--amber);border-color:rgba(255,176,32,.5);background:rgba(255,176,32,.08);
    position:relative;
  }
  .tab.active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:-9px;height:4px;border-radius:2px;background:var(--amber);
  }

  /* ---------- Mobile drawer ---------- */
  .drawer{
    position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;z-index:120;
    background:rgba(14,21,38,.96);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-left:1px solid var(--border);
    padding:22px 20px;
    transform:translateX(105%);
    transition:transform .26s var(--ease);
    overflow-y:auto;
  }
  .drawer.open{transform:translateX(0);}
  .drawer-links{display:flex;flex-direction:column;gap:6px;margin-top:18px;}
  .drawer-links a{
    display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;
    color:var(--text-2);text-decoration:none;font-size:15.5px;
    border:1px solid transparent;
  }
  .drawer-links a:hover{color:var(--text);background:rgba(255,255,255,.05);}
  .drawer-links a.active{color:var(--amber);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.35);}
  .mask{
    position:fixed;inset:0;background:rgba(4,7,15,.62);z-index:110;
    opacity:0;pointer-events:none;transition:opacity .26s var(--ease);
  }
  .mask.show{opacity:1;pointer-events:auto;}

  /* ---------- Breadcrumb ---------- */
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--text-3);padding-top:22px;
  }
  .breadcrumb a{color:var(--text-3);text-decoration:none;}
  .breadcrumb a:hover{color:var(--amber);}
  .breadcrumb .sep{opacity:.5;}
  .breadcrumb .cur{color:var(--text-2);}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    border-bottom:1px solid var(--border);
    background-image:linear-gradient(90deg,rgba(7,11,24,.94) 0%,rgba(7,11,24,.82) 46%,rgba(7,11,24,.62) 100%),url("/assets/images/backpic/back-1.webp");
    background-size:cover;background-position:center right;
  }
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:
      radial-gradient(60% 70% at 6% 4%, rgba(255,176,32,.10), transparent 62%),
      radial-gradient(55% 65% at 96% 96%, rgba(47,224,200,.09), transparent 60%);
  }
  .hero-inner{position:relative;padding:52px 0 56px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:center;}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);
    background:rgba(255,176,32,.1);border:1px solid rgba(255,176,32,.3);
    padding:5px 12px;border-radius:var(--r-badge);
  }
  .hero h1{
    font-size:clamp(30px,4.8vw,50px);font-weight:700;letter-spacing:-.01em;line-height:1.12;
    margin-top:18px;
  }
  .hero h1 em{font-style:normal;color:var(--amber);}
  .hero-lead{
    margin-top:18px;max-width:660px;color:var(--text-2);font-size:16px;line-height:1.85;
  }
  .hero-metrics{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px;}
  .metric{min-width:96px;}
  .metric .num{
    font-size:clamp(24px,2.8vw,32px);font-weight:700;color:var(--amber);
    font-variant-numeric:tabular-nums;letter-spacing:-.01em;line-height:1.2;
  }
  .metric .lab{font-size:13px;color:var(--text-3);margin-top:2px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
  .hero-media{
    position:relative;border-radius:var(--r-sm);overflow:hidden;
    border:1px solid var(--border-strong);box-shadow:var(--shadow-panel);
  }
  .hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
  .hero-media::after{
    content:"";position:absolute;inset:0;
    background:radial-gradient(70% 70% at 80% 10%, rgba(255,176,32,.16), transparent 65%);
    pointer-events:none;
  }

  /* ---------- Sections ---------- */
  main{display:block;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
  .sec-title{position:relative;padding-left:14px;font-size:clamp(22px,3vw,30px);}
  .sec-title::before{
    content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;
    background:linear-gradient(180deg,var(--amber),rgba(255,176,32,.35));
  }
  .sec-sub{color:var(--text-2);font-size:14.5px;margin-top:10px;max-width:640px;}
  .link-more{
    display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--cyan);text-decoration:none;white-space:nowrap;
  }
  .link-more span{transition:transform .18s var(--ease);}
  .link-more:hover span{transform:translateX(2px);}

  /* ---------- Stat strip ---------- */
  .stat-strip{
    display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  }
  .stat-card{
    background:rgba(20,30,52,.55);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border:1px solid var(--border);border-radius:var(--r-md);
    padding:20px;box-shadow:var(--shadow-panel), inset 0 1px 0 rgba(255,255,255,.06);
    transition:transform .18s var(--ease),border-color .18s var(--ease);
  }
  .stat-card:hover{transform:translateY(-2px);border-color:var(--border-strong);}
  .stat-card .k{font-size:12px;letter-spacing:.08em;color:var(--text-3);text-transform:uppercase;}
  .stat-card .v{
    font-size:clamp(26px,3.2vw,36px);font-weight:700;color:var(--amber);
    font-variant-numeric:tabular-nums;line-height:1.15;margin-top:8px;
  }
  .stat-card .f{display:flex;align-items:center;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid var(--border);font-size:13px;color:var(--text-3);}
  .badge{
    display:inline-flex;align-items:center;gap:5px;font-size:12px;letter-spacing:.04em;
    padding:2px 8px;border-radius:var(--r-badge);border:1px solid transparent;
  }
  .badge-up{color:var(--cyan);background:rgba(47,224,200,.1);border-color:rgba(47,224,200,.3);}
  .badge-wait{color:var(--amber);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.3);}
  .badge-risk{color:var(--coral);background:rgba(255,107,107,.1);border-color:rgba(255,107,107,.3);}
  .badge-mute{color:var(--text-2);background:rgba(148,180,255,.08);border-color:var(--border);}

  /* ---------- Timeline ---------- */
  .timeline{position:relative;padding-left:38px;}
  .timeline::before{
    content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;border-radius:2px;
    background:linear-gradient(180deg,rgba(255,176,32,.6),rgba(47,224,200,.28),rgba(148,180,255,.08));
  }
  .tl-item{position:relative;padding-bottom:22px;}
  .tl-item::before{
    content:"";position:absolute;left:-33px;top:22px;width:12px;height:12px;border-radius:50%;
    background:var(--bg);border:2px solid var(--amber);
    box-shadow:0 0 0 4px rgba(255,176,32,.12);
  }
  .tl-item.is-mute::before{border-color:var(--text-3);box-shadow:0 0 0 4px rgba(148,180,255,.08);}
  .tl-card{
    background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);
    padding:20px 22px;box-shadow:var(--shadow-panel);
    transition:transform .18s var(--ease),border-color .18s var(--ease);
  }
  .tl-card:hover{transform:translateY(-2px);border-color:var(--border-strong);}
  .tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-3);}
  .tl-date{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
    background:rgba(47,224,200,.08);border:1px solid rgba(47,224,200,.28);color:var(--cyan);
    font-size:12.5px;font-variant-numeric:tabular-nums;
  }
  .tl-card h3{font-size:18px;margin-top:12px;line-height:1.45;}
  .tl-card h3 a{color:var(--text);text-decoration:none;}
  .tl-card h3 a:hover{color:var(--amber);}
  .tl-card p{color:var(--text-2);font-size:14.5px;margin-top:10px;line-height:1.8;}
  .tl-feature{display:grid;grid-template-columns:minmax(0,180px) minmax(0,1fr);gap:18px;align-items:center;margin-top:16px;}
  .tl-feature img{border-radius:var(--r-sm);border:1px solid var(--border);aspect-ratio:16/10;object-fit:cover;width:100%;}
  .tl-foot{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:16px;padding-top:14px;border-top:1px solid var(--border);font-size:13px;color:var(--text-3);}

  /* ---------- Focus cards ---------- */
  .card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
  .card{
    background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);
    overflow:hidden;box-shadow:var(--shadow-panel);
    display:flex;flex-direction:column;
    transition:transform .18s var(--ease),border-color .18s var(--ease);
  }
  .card:hover{transform:translateY(-2px);border-color:var(--border-strong);}
  .card-media{position:relative;overflow:hidden;}
  .card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
  .card-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(7,11,24,0) 40%,rgba(7,11,24,.82) 100%);
  }
  .card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .card-body h3{font-size:18px;}
  .card-body p{color:var(--text-2);font-size:14.5px;line-height:1.8;flex:1;}
  .tag-row{display:flex;flex-wrap:wrap;gap:8px;}
  .tag{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
    font-size:12px;letter-spacing:.04em;color:var(--text-2);
    background:rgba(148,180,255,.08);border:1px solid var(--border);
  }
  .tag-amber{color:var(--amber);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.3);}
  .tag-cyan{color:var(--cyan);background:rgba(47,224,200,.1);border-color:rgba(47,224,200,.3);}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
  .step{
    background:var(--panel-2);border:1px solid var(--border);border-radius:var(--r-md);
    padding:24px 22px;position:relative;
  }
  .step-num{
    width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
    background:rgba(255,176,32,.12);border:1px solid rgba(255,176,32,.35);color:var(--amber);
    font-weight:700;font-variant-numeric:tabular-nums;
  }
  .step h3{font-size:17px;margin-top:16px;}
  .step p{color:var(--text-2);font-size:14.5px;margin-top:10px;line-height:1.8;}

  /* ---------- FAQ ---------- */
  .faq-wrap{
    background:rgba(20,30,52,.55);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border:1px solid var(--border);border-radius:var(--r-lg);
    padding:10px 22px;box-shadow:var(--shadow-panel), inset 0 1px 0 rgba(255,255,255,.06);
  }
  .faq-item{border-bottom:1px solid var(--border);}
  .faq-item:last-child{border-bottom:0;}
  .faq-item summary{
    list-style:none;cursor:pointer;padding:20px 0 20px 0;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    font-size:16.5px;font-weight:600;color:var(--text);position:relative;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";font-size:20px;color:var(--amber);line-height:1;flex-shrink:0;
    transition:transform .2s var(--ease);
  }
  .faq-item[open] summary::after{content:"–";}
  .faq-item[open] summary{color:var(--amber);}
  .faq-item[open] summary{padding-left:14px;}
  .faq-item[open] summary::before{
    content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--amber);
  }
  .faq-a{padding:0 0 20px 0;color:var(--text-2);font-size:14.8px;line-height:1.85;max-width:820px;}

  /* ---------- CTA / Form ---------- */
  .cta-panel{
    display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:34px;
    background:linear-gradient(160deg,rgba(17,26,46,.9),rgba(11,18,34,.9));
    border:1px solid var(--border-strong);border-radius:var(--r-lg);
    padding:36px;box-shadow:var(--shadow-panel);position:relative;overflow:hidden;
  }
  .cta-panel::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:radial-gradient(55% 65% at 92% 6%, rgba(255,176,32,.10), transparent 62%);
  }
  .cta-left{position:relative;}
  .cta-left h2{font-size:clamp(22px,2.8vw,28px);}
  .cta-left p{color:var(--text-2);margin-top:14px;font-size:15px;line-height:1.85;max-width:440px;}
  .cta-list{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
  .cta-list li{display:flex;gap:10px;align-items:flex-start;color:var(--text-2);font-size:14.5px;}
  .cta-list li::before{content:"✓";color:var(--cyan);font-weight:700;line-height:1.8;}

  .form-card{
    position:relative;
    background:rgba(20,30,52,.55);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border:1px solid var(--border);border-radius:var(--r-md);
    padding:24px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  }
  .field{margin-bottom:16px;}
  .field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;}
  .field input,.field select,.field textarea{
    width:100%;background:var(--input);border:1px solid var(--border);border-radius:var(--r-sm);
    padding:11px 14px;font-size:14.5px;color:var(--text);outline:none;
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .field textarea{resize:vertical;min-height:88px;line-height:1.7;}
  .field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
  .field input:focus,.field select:focus,.field textarea:focus{
    border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);
  }
  .field .err{display:none;color:var(--coral);font-size:13px;margin-top:6px;}
  .field.invalid input,.field.invalid select{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,107,.12);}
  .field.invalid .err{display:block;}
  .form-note{font-size:12px;color:var(--text-3);margin-top:12px;line-height:1.7;}
  .form-ok{
    display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);
    background:rgba(47,224,200,.08);border:1px solid rgba(47,224,200,.3);
    color:var(--cyan);font-size:14px;
  }
  .form-ok.show{display:block;}

  /* ---------- Footer ---------- */
  .site-footer{border-top:1px solid var(--border);background:#060A14;margin-top:20px;}
  .footer-grid{
    display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:52px 0 36px;
  }
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .footer-desc{color:var(--text-3);font-size:13px;line-height:1.85;margin-top:14px;max-width:340px;}
  .footer-title{font-size:13px;letter-spacing:.08em;color:var(--text);text-transform:uppercase;margin-bottom:16px;}
  .footer-list{display:flex;flex-direction:column;gap:10px;}
  .footer-list a{color:var(--text-3);font-size:13.5px;text-decoration:none;}
  .footer-list a:hover{color:var(--amber);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
    border-top:1px solid var(--border);padding:20px 0 30px;font-size:13px;color:var(--text-3);
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1023px){
    .main-nav{display:none;}
    .search-box{display:none;}
    .icon-btn{display:inline-flex;}
    .header-top .inner{height:56px;}
    .header-tabs{top:56px;}
    .hero-inner{grid-template-columns:minmax(0,1fr);gap:28px;padding:40px 0 44px;}
    .hero-media{order:-1;}
    .hero-media img{aspect-ratio:16/9;}
    .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
    .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
    .cta-panel{grid-template-columns:minmax(0,1fr);padding:28px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:40px 0 28px;}
  }
  @media (max-width:640px){
    body{font-size:15.5px;line-height:1.8;}
    .section{padding:48px 0;}
    .section-tight{padding:36px 0;}
    .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
    .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
    .card-grid{grid-template-columns:minmax(0,1fr);}
    .steps{grid-template-columns:minmax(0,1fr);}
    .timeline{padding-left:26px;}
    .timeline::before{left:7px;}
    .tl-item::before{left:-25px;width:11px;height:11px;}
    .tl-feature{grid-template-columns:minmax(0,1fr);}
    .tl-card{padding:18px;}
    .hero-metrics{gap:18px;}
    .footer-grid{grid-template-columns:minmax(0,1fr);}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .btn{min-height:44px;}
    .cta-panel{padding:22px;}
  }

/* roulang page: article */
:root{
  --bg:#070B18;
  --panel:#0E1526;
  --panel-2:#0B1222;
  --glass:rgba(20,30,52,.55);
  --line:rgba(148,180,255,.12);
  --line-strong:rgba(148,180,255,.22);
  --amber:#FFB020;
  --amber-hi:#FFC24D;
  --amber-lo:#E09612;
  --aqua:#2FE0C8;
  --coral:#FF6B6B;
  --text:#EAF0FF;
  --text-2:#A9B6D4;
  --text-3:#6F7D9E;
  --radius-lg:20px;
  --radius:16px;
  --radius-btn:12px;
  --radius-badge:6px;
  --shadow-panel:0 16px 40px -24px rgba(0,0,0,.7);
  --glow:0 0 0 1px rgba(255,176,32,.5), 0 10px 30px -10px rgba(255,176,32,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--aqua);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--amber-hi)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1280px){.container{padding:0 32px}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,11,24,.78);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.header-bar{display:flex;align-items:center;gap:12px;height:64px}
@media (max-width:639px){.header-bar{height:56px;gap:8px}}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto}
.brand:hover{color:var(--text)}
.logo-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(140deg,var(--amber),#FF8A00);
  color:#0B1222;font-weight:800;font-size:17px;
  display:grid;place-items:center;line-height:1;
  box-shadow:0 6px 18px -8px rgba(255,176,32,.8);
}
.logo-text{font-weight:700;font-size:18px;letter-spacing:.01em;color:#fff;line-height:1}
.logo-text em{font-style:normal;color:var(--amber)}
.header-search{display:none}
@media (min-width:1024px){
  .header-search{
    display:flex;align-items:center;gap:8px;
    margin-left:auto;width:240px;height:40px;
    padding:0 12px;border-radius:var(--radius-btn);
    background:var(--panel-2);border:1px solid var(--line);
  }
  .header-search input{flex:1;background:transparent;border:0;outline:none;font-size:14px;color:var(--text)}
  .header-search input::placeholder{color:var(--text-3)}
  .header-search:focus-within{border-color:rgba(255,176,32,.6);box-shadow:0 0 0 4px rgba(255,176,32,.12)}
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
@media (min-width:1024px){.header-actions{margin-left:12px}}
.icon-btn{
  width:42px;height:42px;border-radius:var(--radius-btn);
  display:grid;place-items:center;cursor:pointer;
  background:rgba(255,255,255,.03);border:1px solid var(--line);color:var(--text-2);
  transition:all .18s var(--ease);
}
.icon-btn:hover{color:var(--text);border-color:var(--line-strong);background:rgba(255,255,255,.06)}
@media (min-width:1024px){.search-toggle{display:none}.menu-toggle{display:none}}
@media (max-width:639px){.header-cta{display:none}}
.header-channels{position:relative;border-top:1px solid rgba(148,180,255,.08)}
.header-channels::after{
  content:"";position:absolute;top:0;right:0;width:48px;height:100%;
  background:linear-gradient(90deg,rgba(7,11,24,0),rgba(7,11,24,.95));
  pointer-events:none;
}
.nav-scroll{overflow-x:auto;overscroll-behavior:contain;scroll-snap-type:x proximity;scrollbar-width:none;-ms-overflow-style:none}
.nav-scroll::-webkit-scrollbar{display:none}
.main-nav{display:flex;align-items:center;gap:6px;height:44px;white-space:nowrap}
.nav-link{
  scroll-snap-align:start;
  display:inline-flex;align-items:center;height:34px;padding:0 14px;
  border-radius:999px;font-size:14px;font-weight:500;
  color:var(--text-2);border:1px solid transparent;
  transition:all .18s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.active{
  color:#fff;background:rgba(255,176,32,.08);
  border-color:rgba(255,176,32,.55);
  box-shadow:inset 0 -2px 0 0 var(--amber);
}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:70;background:rgba(3,6,14,.65);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;
  width:84vw;max-width:360px;padding:20px;
  background:rgba(11,18,34,.97);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;gap:14px;overflow-y:auto;
}
.drawer.open{transform:none}
.drawer-title{font-size:13px;letter-spacing:.08em;color:var(--text-3);text-transform:uppercase}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:var(--radius-btn);
  color:var(--text);background:rgba(255,255,255,.02);border:1px solid var(--line);
  font-size:15px;transition:all .18s var(--ease);
}
.drawer-link:hover{border-color:rgba(255,176,32,.5);background:rgba(255,176,32,.08);color:var(--text)}
@media (min-width:1024px){.drawer,.drawer-mask{display:none}}

/* ---------- buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  text-decoration:none;transition:all .18s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--amber);color:#12161F;box-shadow:var(--glow)}
.btn-primary:hover{background:var(--amber-hi);color:#12161F;transform:translateY(-1px)}
.btn-primary:active{background:var(--amber-lo);transform:none}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:rgba(255,176,32,.7);background:rgba(255,176,32,.08);color:var(--text);transform:translateY(-1px)}
.btn-ghost:active{transform:none}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn-link{color:var(--aqua);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.btn-link:hover{color:var(--amber-hi)}
.btn-link span{transition:transform .18s var(--ease)}
.btn-link:hover span{transform:translateX(2px)}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:var(--radius-badge);font-size:12px;letter-spacing:.04em;
  border:1px solid transparent;line-height:1;
}
.badge-amber{background:rgba(255,176,32,.12);color:var(--amber-hi);border-color:rgba(255,176,32,.35)}
.badge-aqua{background:rgba(47,224,200,.12);color:var(--aqua);border-color:rgba(47,224,200,.32)}
.badge-coral{background:rgba(255,107,107,.12);color:var(--coral);border-color:rgba(255,107,107,.32)}
.badge-gray{background:rgba(148,180,255,.08);color:var(--text-2);border-color:var(--line)}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 380px at 12% -10%,rgba(255,176,32,.08),transparent 62%),
    radial-gradient(720px 340px at 92% 0%,rgba(47,224,200,.06),transparent 62%);
  border-bottom:1px solid var(--line);
  padding:26px 0 34px;
}
.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(--amber-hi)}
.breadcrumb .crumb-current{color:var(--text-2);max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-grid{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.25fr 1fr;align-items:center;gap:36px}}
.article-title{
  font-size:clamp(26px,4.2vw,46px);line-height:1.18;font-weight:700;
  letter-spacing:-.01em;color:#fff;margin:16px 0 18px;max-width:26ch;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;font-size:13px;color:var(--text-3)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);display:inline-block}
.article-tools{display:flex;align-items:center;gap:10px;margin-top:20px}
.hero-visual{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-panel)}
.hero-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.92}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,24,.12),rgba(7,11,24,.68));
}
.hero-visual .visual-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);
}

/* ---------- layout ---------- */
.section{padding:44px 0}
@media (min-width:1024px){.section{padding:64px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.section-title{font-size:clamp(22px,3vw,30px);font-weight:700;color:#fff;letter-spacing:-.01em;line-height:1.3}
.section-sub{color:var(--text-2);font-size:15px;margin-top:10px;max-width:62ch}
.article-layout{display:grid;grid-template-columns:1fr;gap:24px;align-items:start}
@media (min-width:1024px){.article-layout{grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:32px}}
.panel{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-panel);
}
.article-main{padding:22px}
@media (min-width:768px){.article-main{padding:32px}}
@media (min-width:1280px){.article-main{padding:40px}}

/* ---------- article body ---------- */
.article-body{max-width:760px}
.article-body > * + *{margin-top:20px}
.article-body p{font-size:16px;line-height:1.9;color:var(--text-2)}
@media (max-width:640px){.article-body p{font-size:15.5px;line-height:1.8}}
.article-body h2{
  position:relative;padding-left:16px;margin-top:38px;
  font-size:clamp(21px,2.6vw,28px);font-weight:700;line-height:1.35;color:#fff;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:6px;
  border-radius:3px;background:var(--amber);
}
.article-body h3{font-size:19px;font-weight:700;color:#fff;margin-top:28px;line-height:1.45}
.article-body h4{font-size:17px;font-weight:600;color:var(--text);margin-top:22px}
.article-body a{color:var(--aqua);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--amber-hi)}
.article-body ul,.article-body ol{padding-left:1.3em;color:var(--text-2)}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{line-height:1.8;margin:8px 0}
.article-body strong{color:var(--text);font-weight:600}
.article-body img{border-radius:12px;margin:24px auto;border:1px solid var(--line)}
.article-body figure{margin:24px 0}
.article-body figcaption{text-align:center;font-size:12px;color:var(--text-3);margin-top:10px}
.article-body blockquote{
  border-left:3px solid var(--aqua);background:rgba(47,224,200,.06);
  padding:14px 18px;border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body table{
  width:100%;display:block;overflow-x:auto;border-collapse:collapse;
  background:var(--panel-2);border:1px solid var(--line);border-radius:12px;font-size:14px;
}
.article-body th,.article-body td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;color:var(--text-2);white-space:nowrap}
.article-body th{color:var(--text);background:rgba(148,180,255,.05);font-weight:600}
.article-body pre{
  background:var(--panel-2);border:1px solid var(--line);border-radius:12px;
  padding:16px;overflow-x:auto;font-size:13.5px;color:var(--text-2);
}
.article-body code{background:rgba(148,180,255,.1);border-radius:6px;padding:2px 6px;font-size:13.5px;color:var(--aqua)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:30px 0}

/* ---------- empty state ---------- */
.empty-state{
  border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:38px 22px;text-align:center;color:var(--text-2);max-width:760px;
}
.empty-state .empty-icon{
  width:56px;height:56px;border-radius:16px;margin:0 auto 16px;
  display:grid;place-items:center;background:rgba(148,180,255,.08);color:var(--text-3);
}
.empty-state h3{font-size:19px;color:#fff;font-weight:700;margin-bottom:10px}
.empty-state p{font-size:14.5px;color:var(--text-2);margin-bottom:18px}

/* ---------- tag row / post nav ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  background:rgba(148,180,255,.07);border:1px solid var(--line);
  font-size:13px;color:var(--text-2);transition:all .18s var(--ease);
}
.tag:hover{color:var(--amber-hi);border-color:rgba(255,176,32,.5);background:rgba(255,176,32,.08)}
.post-nav{display:grid;grid-template-columns:1fr;gap:14px;margin-top:26px}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr}}
.post-card{
  display:block;padding:18px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);
  transition:all .18s var(--ease);
}
.post-card:hover{transform:translateY(-2px);border-color:var(--line-strong);background:#111A2C;color:var(--text)}
.post-card .post-label{font-size:12px;letter-spacing:.06em;color:var(--text-3);text-transform:uppercase}
.post-card .post-title{font-size:15.5px;font-weight:600;color:var(--text);margin-top:8px;line-height:1.6}
.post-card .post-desc{font-size:13.5px;color:var(--text-2);margin-top:8px}
.post-card .post-more{font-size:13px;color:var(--aqua);margin-top:12px;display:inline-flex;gap:6px;align-items:center}

/* ---------- sidebar ---------- */
.article-side{display:flex;flex-direction:column;gap:16px}
@media (min-width:1024px){.article-side{position:sticky;top:128px}}
.side-card{
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-panel);
  padding:18px;
}
.side-title{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin-bottom:12px}
.toc-list{display:flex;flex-direction:column;gap:4px}
.toc-list a{
  display:flex;align-items:center;gap:10px;min-height:44px;padding:0 12px;
  border-radius:10px;color:var(--text-2);font-size:14.5px;
  border-left:2px solid transparent;transition:all .18s var(--ease);
}
.toc-list a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--line-strong)}
.toc-list a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.toc-list a.is-current{border-left-color:var(--amber);background:rgba(255,176,32,.08);color:var(--amber-hi)}
.toc-list a.is-current::before{background:var(--amber)}
.entry-list{display:flex;flex-direction:column;gap:12px}
.entry{
  display:flex;gap:12px;align-items:flex-start;padding:10px;border-radius:12px;
  border:1px solid transparent;transition:all .18s var(--ease);
}
.entry:hover{background:rgba(255,255,255,.04);border-color:var(--line)}
.entry img{width:56px;height:56px;border-radius:10px;object-fit:cover;flex:0 0 auto}
.entry .entry-title{font-size:14.5px;font-weight:600;color:var(--text);line-height:1.5}
.entry .entry-desc{font-size:12.5px;color:var(--text-3);margin-top:6px;line-height:1.6}
.side-note{
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--text-3);
}

/* ---------- cards grid (related) ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:680px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  transition:all .18s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:var(--shadow-panel)}
.card:hover .card-title{color:var(--amber-hi)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,24,0),rgba(7,11,24,.55))}
.card-body{padding:18px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-title{font-size:16.5px;font-weight:600;color:var(--text);line-height:1.55;transition:color .18s var(--ease)}
.card-text{font-size:14px;color:var(--text-2);line-height:1.8}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .18s var(--ease);
}
.faq-item[open]{box-shadow:inset 3px 0 0 var(--amber)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 18px;font-size:16.5px;font-weight:600;color:var(--text);min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .chev{flex:0 0 auto;color:var(--text-3);transition:transform .2s var(--ease)}
.faq-item[open] summary{color:var(--amber-hi)}
.faq-item[open] summary .chev{transform:rotate(180deg);color:var(--amber)}
.faq-body{padding:0 18px 18px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA / form ---------- */
.cta-grid{display:grid;grid-template-columns:1fr;gap:26px;align-items:start}
@media (min-width:1024px){.cta-grid{grid-template-columns:1fr 1fr;gap:40px;align-items:center}}
.cta-list{display:grid;gap:14px;margin-top:22px}
.cta-item{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--text-2)}
.cta-item .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:6px;display:grid;place-items:center;
  background:rgba(47,224,200,.14);color:var(--aqua);font-size:12px;margin-top:3px;
}
.form-card{
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-panel);
  padding:22px;
}
@media (min-width:768px){.form-card{padding:28px}}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px}
.input{
  width:100%;height:46px;padding:0 14px;border-radius:var(--radius-btn);
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
  transition:all .18s var(--ease);
}
.input::placeholder{color:var(--text-3)}
.input:focus{outline:none;border-color:rgba(255,176,32,.7);box-shadow:0 0 0 4px rgba(255,176,32,.14)}
select.input{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 15px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.form-hint{font-size:12px;color:var(--text-3);margin-top:12px;line-height:1.7}
.form-ok{display:none;font-size:13.5px;color:var(--aqua);margin-top:12px}
.form-ok.show{display:block}

/* ---------- footer ---------- */
.site-footer{
  margin-top:48px;padding:56px 0 26px;
  border-top:1px solid var(--line);
  background:#05080F;font-size:13px;color:var(--text-2);
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-desc{font-size:13px;line-height:1.9;color:var(--text-3);max-width:42ch}
.footer-title{font-size:13px;font-weight:600;color:var(--text);letter-spacing:.06em;margin-bottom:16px}
.footer-list li{margin-bottom:10px}
.footer-list a{color:var(--text-2);font-size:13px}
.footer-list a:hover{color:var(--amber-hi)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:38px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.toast{
  position:fixed;left:50%;bottom:32px;transform:translate(-50%,12px);
  background:rgba(20,30,52,.95);border:1px solid rgba(255,176,32,.45);
  color:var(--text);font-size:13.5px;padding:10px 18px;border-radius:999px;
  opacity:0;pointer-events:none;transition:all .24s var(--ease);z-index:90;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* roulang page: category2 */
:root{
    --bg:#070B18;
    --panel:#0E1526;
    --panel-3:#0B1222;
    --gold:#FFB020;
    --gold-h:#FFC24D;
    --gold-a:#E09612;
    --cyan:#2FE0C8;
    --coral:#FF6B6B;
    --text:#EAF0FF;
    --text-2:#A9B6D4;
    --text-3:#6F7D9E;
    --line:rgba(148,180,255,.12);
    --line-strong:rgba(148,180,255,.24);
    --glass:rgba(20,30,52,.55);
    --r-lg:20px;
    --r:16px;
    --r-sm:12px;
    --r-badge:6px;
    --shadow-panel:0 16px 40px -24px rgba(0,0,0,.7);
    --shadow-glow:0 0 0 1px rgba(255,176,32,.5), 0 10px 30px -10px rgba(255,176,32,.55);
    --ease:cubic-bezier(.2,.7,.3,1);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;}
  a:hover{color:var(--gold-h);}
  button{font:inherit;}
  ul{list-style:none;margin:0;padding:0;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px;}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

  .wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
  @media (min-width:1280px){.wrap{max-width:1240px;padding:0 32px;}}
  @media (max-width:767px){.wrap{padding:0 16px;}}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(7,11,24,.78);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{display:flex;align-items:center;gap:18px;height:64px;}
  .brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
  .logo-mark{
    width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
    background:linear-gradient(160deg,rgba(255,176,32,.95),rgba(224,150,18,.75));
    color:#141002;font-weight:800;font-size:17px;
    box-shadow:0 8px 22px -12px rgba(255,176,32,.9);
  }
  .logo-text{font-size:18px;font-weight:700;color:#fff;letter-spacing:.01em;}
  .logo-text em{font-style:normal;color:var(--gold);}
  .brand:hover .logo-text{color:#fff;}

  .main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;height:38px;padding:0 13px;
    border-radius:10px;font-size:14.5px;color:var(--text-2);text-decoration:none;
    transition:color .18s var(--ease),background .18s var(--ease);
  }
  .nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);text-decoration:none;}
  .nav-link.active{color:var(--gold);background:rgba(255,176,32,.08);}
  .nav-link.active::after{
    content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;background:var(--gold);
  }
  .header-actions{display:flex;align-items:center;gap:10px;}
  .search-box{position:relative;width:240px;}
  .search-box input{
    width:100%;height:40px;border-radius:var(--r-sm);
    background:var(--panel-3);border:1px solid var(--line);color:var(--text);
    padding:0 38px 0 14px;font-size:14px;outline:none;
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .search-box input::placeholder{color:var(--text-3);}
  .search-box input:focus{border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,176,32,.16);}
  .search-box .s-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-3);pointer-events:none;}
  .icon-btn{
    display:none;width:44px;height:44px;border-radius:12px;background:var(--panel-3);
    border:1px solid var(--line);color:var(--text-2);cursor:pointer;
    align-items:center;justify-content:center;transition:.18s var(--ease);
  }
  .icon-btn:hover{color:var(--gold);border-color:var(--line-strong);}
  .menu-toggle{display:none;}
  .menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;margin:3px auto;}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 20px;border-radius:var(--r-sm);
    font-size:15px;font-weight:600;text-decoration:none;cursor:pointer;
    border:1px solid transparent;transition:transform .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .btn-primary{background:var(--gold);color:#141002;box-shadow:var(--shadow-glow);}
  .btn-primary:hover{background:var(--gold-h);color:#141002;transform:translateY(-1px);}
  .btn-primary:active{background:var(--gold-a);transform:translateY(0);}
  .btn-ghost{background:transparent;color:var(--text);border-color:var(--line-strong);text-decoration:none;}
  .btn-ghost:hover{background:rgba(255,176,32,.08);border-color:var(--gold);color:var(--gold-h);}
  .btn-sm{height:40px;padding:0 16px;font-size:14px;}
  .link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--cyan);text-decoration:none;}
  .link-more span{transition:transform .18s var(--ease);}
  .link-more:hover{color:var(--gold-h);}
  .link-more:hover span{transform:translateX(2px);}

  /* ---------- Channel tabs ---------- */
  .channel-bar{border-top:1px solid rgba(148,180,255,.07);}
  .channel-inner{
    display:flex;align-items:center;gap:10px;height:44px;
    overflow-x:auto;scroll-snap-type:x proximity;overscroll-behavior:contain;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .channel-inner::-webkit-scrollbar{display:none;}
  .channel-pill{
    flex:0 0 auto;scroll-snap-align:start;
    display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
    font-size:13.5px;color:var(--text-2);text-decoration:none;border:1px solid transparent;
    border-bottom:4px solid transparent;transition:.18s var(--ease);white-space:nowrap;
  }
  .channel-pill:hover{color:var(--text);background:rgba(255,255,255,.05);text-decoration:none;}
  .channel-pill.active{
    color:var(--gold);background:rgba(255,176,32,.08);
    border-color:rgba(255,176,32,.35);border-bottom-color:var(--gold);
  }

  /* ---------- Drawer ---------- */
  .drawer{
    position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;z-index:90;
    background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-left:1px solid var(--line);box-shadow:var(--shadow-panel);
    padding:20px;transform:translateX(102%);transition:transform .24s var(--ease);
    overflow-y:auto;max-height:100vh;
  }
  .drawer.open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
  .drawer a.d-link{
    display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:12px;
    color:var(--text-2);text-decoration:none;font-size:15.5px;
  }
  .drawer a.d-link.active{color:var(--gold);background:rgba(255,176,32,.08);}
  .drawer .drawer-cta{margin-top:16px;display:grid;gap:10px;}
  .backdrop{position:fixed;inset:0;background:rgba(3,6,14,.6);z-index:80;opacity:0;pointer-events:none;transition:opacity .24s var(--ease);}
  .backdrop.open{opacity:1;pointer-events:auto;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    border-bottom:1px solid var(--line);
    background-image:url("/assets/images/backpic/back-2.png");
    background-size:cover;background-position:center right;
  }
  .hero::before{
    content:"";position:absolute;inset:0;
    background:
      radial-gradient(900px 420px at 12% 0%, rgba(255,176,32,.10), transparent 65%),
      radial-gradient(760px 420px at 88% 100%, rgba(47,224,200,.08), transparent 62%),
      linear-gradient(180deg, rgba(7,11,24,.86), rgba(7,11,24,.95));
  }
  .hero-inner{position:relative;padding:52px 0 56px;}
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
  .crumb a{color:var(--text-3);text-decoration:none;}
  .crumb a:hover{color:var(--gold);}
  .crumb .sep{color:rgba(148,180,255,.35);}
  .crumb .cur{color:var(--text-2);}
  .hero .eyebrow{
    display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:var(--r-badge);
    font-size:12px;letter-spacing:.08em;color:var(--gold);
    background:rgba(255,176,32,.10);border:1px solid rgba(255,176,32,.28);
  }
  h1{
    margin:16px 0 14px;max-width:900px;
    font-size:clamp(30px,4.8vw,54px);line-height:1.12;font-weight:700;letter-spacing:-.01em;
  }
  h1 .hl{color:var(--gold);}
  .hero-sub{max-width:720px;font-size:16.5px;line-height:1.85;color:var(--text-2);}
  .hero-metrics{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:26px;}
  .hm{display:flex;align-items:baseline;gap:8px;}
  .hm b{font-size:26px;font-weight:700;color:var(--gold);letter-spacing:-.01em;}
  .hm span{font-size:13px;color:var(--text-3);}
  .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}

  /* ---------- Section base ---------- */
  .section{padding:56px 0;}
  @media (min-width:1024px){.section{padding:88px 0;}}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:32px;}
  .sec-title{position:relative;padding-left:16px;font-size:clamp(22px,3vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
  .sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--gold);}
  .sec-desc{max-width:680px;margin-top:10px;font-size:15px;color:var(--text-2);}

  /* ---------- Bento ---------- */
  .bento{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;grid-auto-rows:minmax(186px,auto);}
  .b-card{
    position:relative;display:flex;flex-direction:column;
    background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
    padding:22px;overflow:hidden;box-shadow:var(--shadow-panel);
    transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .b-card::before{
    content:"";position:absolute;left:0;right:0;top:0;height:1px;
    background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.16),rgba(255,255,255,0));
    opacity:0;transition:opacity .18s var(--ease);
  }
  .b-card:hover{transform:translateY(-2px);border-color:var(--line-strong);}
  .b-card:hover::before{opacity:1;}
  .b-large{grid-column:span 2;grid-row:span 2;padding:0;justify-content:flex-end;}
  .b-large .b-media{position:absolute;inset:0;}
  .b-large .b-media img{width:100%;height:100%;object-fit:cover;opacity:.42;}
  .b-large .b-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(200deg,rgba(7,11,24,.35),rgba(7,11,24,.92) 72%);
  }
  .b-large .b-body{position:relative;padding:28px;}
  .b-large h3{font-size:24px;font-weight:700;letter-spacing:-.01em;}
  .b-large p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:52ch;}
  .b-large .link-more{margin-top:18px;}
  .b-ico{
    width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
    background:rgba(47,224,200,.10);border:1px solid rgba(47,224,200,.28);color:var(--cyan);
    margin-bottom:16px;
  }
  .b-card.amber .b-ico{background:rgba(255,176,32,.10);border-color:rgba(255,176,32,.30);color:var(--gold);}
  .b-card h3{font-size:18px;font-weight:700;letter-spacing:-.005em;}
  .b-card p{margin-top:9px;font-size:14.5px;line-height:1.8;color:var(--text-2);}
  .b-card .link-more{margin-top:auto;padding-top:16px;}
  .b-tag{
    display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:var(--r-badge);
    font-size:12px;letter-spacing:.04em;margin-bottom:12px;width:fit-content;
  }
  .tag-cyan{background:rgba(47,224,200,.12);color:var(--cyan);border:1px solid rgba(47,224,200,.28);}
  .tag-gold{background:rgba(255,176,32,.12);color:var(--gold);border:1px solid rgba(255,176,32,.30);}
  .tag-grey{background:rgba(148,180,255,.10);color:var(--text-2);border:1px solid var(--line);}
  .tag-coral{background:rgba(255,107,107,.12);color:var(--coral);border:1px solid rgba(255,107,107,.30);}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
  .step{
    position:relative;background:var(--panel-3);border:1px solid var(--line);
    border-radius:var(--r);padding:22px;
  }
  .step-num{
    display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
    background:rgba(255,176,32,.12);color:var(--gold);font-weight:700;font-size:15px;
    border:1px solid rgba(255,176,32,.28);
  }
  .step h3{margin-top:14px;font-size:17px;font-weight:700;}
  .step p{margin-top:8px;font-size:14.5px;color:var(--text-2);line-height:1.8;}
  .step-time{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

  /* ---------- Compare ---------- */
  .compare{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-panel);}
  .compare-head{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:0;background:rgba(148,180,255,.06);border-bottom:1px solid var(--line);}
  .compare-head div{padding:16px 20px;font-size:13px;letter-spacing:.06em;color:var(--text-3);}
  .compare-head div:nth-child(2){color:var(--gold);letter-spacing:.04em;}
  .compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr;border-bottom:1px solid rgba(148,180,255,.07);}
  .compare-row:last-child{border-bottom:0;}
  .compare-row:nth-child(even){background:rgba(148,180,255,.03);}
  .compare-row div{padding:18px 20px;font-size:14.5px;color:var(--text-2);display:flex;align-items:flex-start;gap:9px;}
  .compare-row div:first-child{color:var(--text);font-weight:600;}
  .mark{flex:0 0 auto;font-weight:700;line-height:1.7;}
  .ok{color:var(--cyan);}
  .no{color:var(--coral);}

  /* ---------- FAQ ---------- */
  .faq-wrap{
    background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border:1px solid var(--line);border-radius:var(--r-lg);padding:10px;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  }
  details.faq{border-bottom:1px solid rgba(148,180,255,.08);}
  details.faq:last-child{border-bottom:0;}
  details.faq summary{
    list-style:none;cursor:pointer;position:relative;
    padding:18px 44px 18px 20px;font-size:16.5px;font-weight:600;color:var(--text);
    transition:color .16s var(--ease);
  }
  details.faq summary::-webkit-details-marker{display:none;}
  details.faq summary::after{
    content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
    color:var(--text-3);font-size:20px;font-weight:400;line-height:1;
  }
  details.faq[open] summary{color:var(--gold);}
  details.faq[open] summary::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--gold);}
  details.faq[open] summary::after{content:"−";color:var(--gold);}
  details.faq .faq-body{padding:0 44px 20px 20px;font-size:14.8px;line-height:1.85;color:var(--text-2);}
  details.faq summary:hover{color:var(--gold-h);}

  /* ---------- CTA form ---------- */
  .cta-band{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:32px;display:grid;grid-template-columns:1fr 1.05fr;gap:36px;align-items:start;
    box-shadow:var(--shadow-panel);
  }
  .cta-band h2{font-size:clamp(20px,2.4vw,28px);font-weight:700;line-height:1.35;}
  .cta-band > div > p{margin-top:12px;font-size:15px;color:var(--text-2);}
  .cta-points{margin-top:22px;display:grid;gap:10px;}
  .cta-points li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);}
  .cta-points li b{color:var(--cyan);font-weight:700;}
  .form-card{
    background:var(--panel-3);border:1px solid var(--line);border-radius:var(--r);padding:24px;
  }
  .form-row{margin-bottom:16px;}
  .form-row label{display:block;font-size:13px;color:var(--text-3);margin-bottom:7px;letter-spacing:.03em;}
  .form-row input,.form-row select{
    width:100%;height:46px;border-radius:var(--r-sm);background:#0B1222;
    border:1px solid var(--line);color:var(--text);padding:0 14px;font-size:14.5px;outline:none;
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .form-row input::placeholder{color:var(--text-3);}
  .form-row input:focus,.form-row select:focus{border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,176,32,.16);}
  .form-row.error input,.form-row.error select{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,107,.14);}
  .err-msg{display:none;margin-top:6px;font-size:13px;color:var(--coral);}
  .form-row.error .err-msg{display:block;}
  .form-note{margin-top:12px;font-size:12.5px;color:var(--text-3);line-height:1.7;}
  .form-ok{display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);font-size:14px;
    background:rgba(47,224,200,.10);border:1px solid rgba(47,224,200,.30);color:var(--cyan);}
  .form-ok.show{display:block;}

  /* ---------- Footer ---------- */
  .site-footer{border-top:1px solid var(--line);background:#060A14;margin-top:8px;}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding:52px 0 34px;}
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .footer-desc{margin-top:14px;font-size:13.5px;line-height:1.85;color:var(--text-3);max-width:38ch;}
  .footer-title{font-size:13px;letter-spacing:.06em;color:var(--text-2);margin-bottom:14px;}
  .footer-list li{margin-bottom:10px;}
  .footer-list a{font-size:13.5px;color:var(--text-3);text-decoration:none;transition:color .16s var(--ease);}
  .footer-list a:hover{color:var(--gold);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    padding:18px 0 34px;border-top:1px solid rgba(148,180,255,.08);
    font-size:13px;color:var(--text-3);
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1279px){
    .wrap{padding:0 24px;}
  }
  @media (max-width:1023px){
    .main-nav{display:none;}
    .search-box{display:none;}
    .icon-btn{display:inline-flex;}
    .menu-toggle{display:inline-flex;}
    .header-inner{gap:12px;height:56px;}
    .header-actions{margin-left:auto;}
    .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
    .b-large{grid-column:span 2;grid-row:auto;min-height:280px;}
    .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
    .cta-band{grid-template-columns:1fr;gap:26px;padding:26px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  }
  @media (max-width:767px){
    .hero-inner{padding:36px 0 42px;}
    .hero-sub{font-size:15.5px;}
    .section{padding:52px 0;}
    .compare-head{display:none;}
    .compare-row{grid-template-columns:1fr;gap:0;padding:6px 0;}
    .compare-row div{padding:10px 18px;}
    .compare-row div:first-child{padding-top:16px;}
    .compare-row div:last-child{padding-bottom:16px;}
    .faq-wrap{padding:6px;}
    details.faq summary{padding:16px 40px 16px 16px;font-size:16px;}
    details.faq .faq-body{padding:0 40px 18px 16px;}
  }
  @media (max-width:639px){
    .bento{grid-template-columns:1fr;}
    .b-large{grid-column:span 1;min-height:260px;}
    .steps{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;gap:24px;padding:40px 0 26px;}
    .footer-bottom{flex-direction:column;}
    .hm b{font-size:23px;}
    .btn{min-height:44px;}
  }

/* roulang page: category3 */
:root{
  --bg:#070B18;
  --panel:#0E1526;
  --panel-2:#0B1222;
  --line:rgba(148,180,255,.12);
  --line-strong:rgba(148,180,255,.24);
  --amber:#FFB020;
  --amber-hover:#FFC24D;
  --amber-active:#E09612;
  --cyan:#2FE0C8;
  --coral:#FF6B6B;
  --text:#EAF0FF;
  --text-2:#A9B6D4;
  --text-3:#6F7D9E;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-xs:6px;
  --shadow-panel:0 16px 40px -24px rgba(0,0,0,.7);
  --shadow-glow:0 0 0 1px rgba(255,176,32,.5),0 10px 30px -10px rgba(255,176,32,.55);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;transition:color .18s ease;}
a:hover{color:var(--amber);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding-left:16px;padding-right:16px;}
@media(min-width:640px){.container{padding-left:24px;padding-right:24px;}}
@media(min-width:1280px){.container{max-width:1240px;padding-left:32px;padding-right:32px;}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.eyebrow{
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-3);font-weight:600;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,11,24,.76);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.header-top-inner{
  display:flex;align-items:center;gap:16px;
  min-height:64px;
}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--amber),#C97B05);
  color:#1A1206;font-weight:800;font-size:17px;
  box-shadow:0 6px 18px -8px rgba(255,176,32,.8);
  font-variant-numeric:tabular-nums;
}
.logo-text{font-size:18px;font-weight:700;color:#fff;letter-spacing:-.01em;white-space:nowrap;}
.logo-text em{font-style:normal;color:var(--amber);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.search-wrap{position:relative;display:none;}
@media(min-width:1024px){.search-wrap{display:block;width:240px;}}
.search-wrap svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--text-3);}
.search-input{
  width:100%;height:40px;border-radius:var(--r-sm);
  background:var(--panel-2);border:1px solid var(--line);
  padding:0 14px 0 36px;font-size:14px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-input::placeholder{color:var(--text-3);}
.search-input:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);}
.btn-icon{
  display:grid;place-items:center;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--panel-2);
}
.btn-icon svg{width:18px;height:18px;stroke:var(--text-2);}
.btn-icon:hover{border-color:var(--line-strong);}
@media(min-width:1024px){.btn-icon.mobile-only{display:none;}}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 20px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;text-decoration:none;
  transition:transform .18s cubic-bezier(.2,.7,.3,1),background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{background:var(--amber);color:#1A1206;box-shadow:var(--shadow-glow);}
.btn-primary:hover{background:var(--amber-hover);color:#1A1206;transform:translateY(-1px);}
.btn-primary:active{background:var(--amber-active);transform:translateY(0);}
.btn-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--text);}
.btn-ghost:hover{background:rgba(255,176,32,.08);border-color:var(--amber);color:var(--text);}
.btn-sm{height:36px;padding:0 14px;font-size:14px;border-radius:10px;}
.header-cta{display:none;}
@media(min-width:768px){.header-cta{display:inline-flex;}}

/* 频道 Tabs 行 */
.header-tabs{border-top:1px solid var(--line);}
.tabs-scroll{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;scroll-snap-type:x proximity;
  padding:7px 0;scrollbar-width:none;-ms-overflow-style:none;
  overscroll-behavior:contain;
}
.tabs-scroll::-webkit-scrollbar{display:none;}
.main-nav{display:flex;gap:8px;scroll-snap-align:start;}
.nav-link{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;
  border-radius:999px;border:1px solid transparent;
  font-size:14px;font-weight:500;color:var(--text-2);text-decoration:none;
  white-space:nowrap;scroll-snap-align:start;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.nav-link:hover{background:rgba(255,255,255,.05);color:var(--text);}
.nav-link.active{
  background:rgba(255,176,32,.1);
  border-color:rgba(255,176,32,.55);
  color:#FFD27A;font-weight:600;
}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,14,.66);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;
  background:rgba(14,21,38,.96);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .24s cubic-bezier(.2,.7,.3,1);
  z-index:90;padding:20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-title{font-size:15px;font-weight:700;color:var(--text);}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 14px;border-radius:var(--r-sm);
  color:var(--text-2);text-decoration:none;font-size:15px;
  border:1px solid transparent;
}
.drawer-list a:hover{background:rgba(255,255,255,.04);color:var(--text);}
.drawer-list a.active{background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.5);color:#FFD27A;}
@media(min-width:1024px){.drawer,.drawer-mask{display:none;}}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);padding-top:22px;
}
.crumb a{color:var(--text-3);text-decoration:none;}
.crumb a:hover{color:var(--amber);}
.crumb .sep{color:rgba(148,180,255,.34);}
.crumb .cur{color:var(--text-2);}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  margin-top:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 340px at 8% 0%,rgba(255,176,32,.16),transparent 62%),
    radial-gradient(520px 320px at 92% 100%,rgba(47,224,200,.12),transparent 62%),
    linear-gradient(180deg,rgba(7,11,24,.72) 0%,rgba(7,11,24,.94) 62%,var(--bg) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.hero-inner{padding:44px 0 48px;max-width:840px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 12px;border-radius:var(--r-xs);
  background:rgba(47,224,200,.1);border:1px solid rgba(47,224,200,.34);
  color:#8DF3E4;font-size:12px;letter-spacing:.04em;margin-bottom:16px;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px rgba(47,224,200,.9);}
h1{font-size:clamp(30px,4.8vw,54px);line-height:1.12;font-weight:700;letter-spacing:-.01em;}
h1 .hl{color:var(--amber);}
.hero-lead{
  margin-top:16px;font-size:16px;line-height:1.85;color:var(--text-2);max-width:68ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line);}
.hero-metric .k{font-size:12px;color:var(--text-3);letter-spacing:.06em;}
.hero-metric .v{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--amber);line-height:1.2;}

/* ============ 通用板块 ============ */
.section{padding:56px 0;}
@media(min-width:1024px){.section{padding:88px 0;}}
.section-head{margin-bottom:28px;max-width:74ch;}
@media(min-width:1024px){.section-head{margin-bottom:36px;}}
.h2{
  font-size:clamp(22px,3vw,34px);line-height:1.24;font-weight:700;
  display:flex;align-items:flex-start;gap:12px;
}
.h2::before{
  content:"";width:4px;border-radius:3px;background:var(--amber);
  align-self:stretch;min-height:24px;flex:0 0 4px;margin-top:4px;
}
.section-sub{margin-top:12px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-panel);}
.glass{
  background:rgba(20,30,52,.55);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-panel);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 9px;border-radius:var(--r-xs);
  font-size:12px;letter-spacing:.04em;font-weight:600;white-space:nowrap;
}
.badge-live{background:rgba(47,224,200,.12);color:#8DF3E4;border:1px solid rgba(47,224,200,.34);}
.badge-soon{background:rgba(255,176,32,.12);color:#FFD27A;border:1px solid rgba(255,176,32,.42);}
.badge-past{background:rgba(148,180,255,.08);color:var(--text-3);border:1px solid rgba(148,180,255,.18);}
.badge-risk{background:rgba(255,107,107,.12);color:#FFB2B2;border:1px solid rgba(255,107,107,.34);}

/* ============ 概览数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:-34px;position:relative;z-index:5;
}
@media(min-width:768px){.stat-strip{grid-template-columns:repeat(4,1fr);}}
.stat-card{padding:18px 18px 16px;}
.stat-card .k{font-size:12px;letter-spacing:.06em;color:var(--text-3);text-transform:uppercase;}
.stat-card .v{font-size:clamp(26px,3.2vw,34px);font-weight:700;color:var(--amber);line-height:1.2;margin-top:6px;}
.stat-card .d{font-size:13px;color:var(--text-2);margin-top:2px;}
.stat-card .bar{height:3px;border-radius:2px;background:rgba(148,180,255,.14);margin-top:14px;overflow:hidden;}
.stat-card .bar span{display:block;height:100%;background:linear-gradient(90deg,var(--amber),var(--cyan));}

/* ============ 日期分组清单 ============ */
.day-group{
  display:grid;grid-template-columns:1fr;gap:0;
  border-top:1px solid var(--line);
}
.day-group:first-child{border-top:none;}
@media(min-width:900px){
  .day-group{grid-template-columns:190px 1fr;}
}
.day-col{
  padding:20px 20px 12px;
  border-bottom:1px solid var(--line);
  background:rgba(11,18,34,.62);
}
@media(min-width:900px){
  .day-col{border-bottom:none;border-right:1px solid var(--line);padding:24px 20px;}
}
.day-date{font-size:18px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;}
.day-week{font-size:13px;color:var(--text-3);margin-top:2px;}
.day-count{font-size:12px;color:var(--text-3);margin-top:10px;letter-spacing:.04em;}
.day-tag{
  display:inline-block;margin-top:10px;height:22px;line-height:22px;padding:0 9px;
  border-radius:var(--r-xs);font-size:12px;font-weight:600;
  background:rgba(255,176,32,.12);color:#FFD27A;border:1px solid rgba(255,176,32,.4);
}
.day-list{display:flex;flex-direction:column;}
.slot-row{
  display:grid;grid-template-columns:1fr;gap:8px;
  padding:16px 20px;border-top:1px solid var(--line);
  transition:background .18s ease;
}
.slot-row:first-child{border-top:none;}
.slot-row:hover{background:rgba(255,255,255,.04);}
@media(min-width:768px){
  .slot-row{
    grid-template-columns:86px minmax(0,1fr) auto auto;
    align-items:center;gap:18px;min-height:64px;
  }
}
.slot-time{font-size:15px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;}
.slot-time small{display:block;font-size:12px;font-weight:400;color:var(--text-3);}
.slot-main{min-width:0;}
.slot-name{font-size:16px;font-weight:600;color:var(--text);}
.slot-note{font-size:13px;color:var(--text-2);margin-top:2px;}
.slot-act{display:flex;align-items:center;gap:10px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:5px;
  color:var(--amber);font-size:14px;font-weight:600;text-decoration:none;
}
.link-arrow svg{width:14px;height:14px;stroke:currentColor;transition:transform .18s ease;}
.link-arrow:hover svg{transform:translateX(2px);}
.link-arrow.is-muted{color:var(--text-3);}
.link-arrow.is-muted:hover{color:var(--text-2);}

.legend{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px;font-size:13px;color:var(--text-3);}
.legend span{display:inline-flex;align-items:center;gap:7px;}
.legend i{width:8px;height:8px;border-radius:2px;display:inline-block;}

/* ============ 步骤 / 提醒 ============ */
.split{display:grid;grid-template-columns:1fr;gap:24px;}
@media(min-width:1024px){.split{grid-template-columns:1.15fr .85fr;gap:32px;align-items:start;}}
.steps{display:grid;grid-template-columns:1fr;gap:14px;}
@media(min-width:640px){.steps{grid-template-columns:1fr 1fr;}}
.step{
  padding:18px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .18s cubic-bezier(.2,.7,.3,1),border-color .18s ease;
}
.step:hover{transform:translateY(-2px);border-color:var(--line-strong);}
.step-no{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:rgba(255,176,32,.12);color:var(--amber);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  border:1px solid rgba(255,176,32,.34);
}
.step h3{font-size:17px;margin-top:12px;}
.step p{font-size:14px;color:var(--text-2);margin-top:8px;line-height:1.8;}
.side-card{overflow:hidden;}
.side-card img{width:100%;height:196px;object-fit:cover;}
.side-card .body{padding:20px;}
.side-card h3{font-size:18px;}
.side-card p{font-size:14px;color:var(--text-2);margin-top:10px;}
.mini-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.mini-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7;}
.mini-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);flex:0 0 6px;margin-top:9px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{border-radius:var(--r-md);overflow:hidden;}
.faq-item[open]{border-color:var(--line-strong);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;font-size:16.5px;font-weight:600;color:var(--text);
  border-left:3px solid transparent;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:rgba(255,255,255,.03);}
.faq-item[open] summary{border-left-color:var(--amber);color:#FFE1AE;}
.faq-item summary .ind{
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line-strong);position:relative;
}
.faq-item summary .ind::before,
.faq-item summary .ind::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--text-2);
  transform:translate(-50%,-50%);
}
.faq-item summary .ind::before{width:10px;height:1.5px;}
.faq-item summary .ind::after{width:1.5px;height:10px;transition:opacity .18s ease;}
.faq-item[open] summary .ind::after{opacity:0;}
.faq-body{
  padding:0 20px 18px 20px;font-size:15px;line-height:1.85;color:var(--text-2);
}

/* ============ CTA 表单 ============ */
.cta-grid{display:grid;grid-template-columns:1fr;gap:24px;padding:28px;}
@media(min-width:1024px){.cta-grid{grid-template-columns:.9fr 1.1fr;gap:40px;padding:40px;align-items:start;}}
.cta-grid h2{font-size:clamp(22px,3vw,32px);line-height:1.26;}
.cta-grid .lead{margin-top:14px;color:var(--text-2);font-size:15px;}
.cta-points{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{display:flex;gap:10px;font-size:14px;color:var(--text-2);}
.cta-points li svg{flex:0 0 16px;width:16px;height:16px;stroke:var(--cyan);margin-top:6px;}
.form-grid{display:grid;grid-template-columns:1fr;gap:14px;}
@media(min-width:640px){.form-grid{grid-template-columns:1fr 1fr;}.form-grid .full{grid-column:1 / -1;}}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px;letter-spacing:.02em;}
.field input,.field select,.field textarea{
  width:100%;background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:11px 14px;font-size:15px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);
  background-position:calc(100% - 20px) 20px,calc(100% - 15px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.14);
}
.field.error input,.field.error select{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,107,.12);}
.field .err{font-size:13px;color:#FFB2B2;margin-top:6px;display:none;}
.field.error .err{display:block;}
.form-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7;}
.form-ok{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(47,224,200,.1);border:1px solid rgba(47,224,200,.34);
  color:#8DF3E4;font-size:14px;
}
.form-ok.show{display:block;}

/* ============ 页脚 ============ */
.site-footer{border-top:1px solid var(--line);background:#060A14;margin-top:20px;}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:28px;padding:44px 0 32px;
}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .logo-text{font-size:16px;}
.footer-desc{font-size:13px;color:var(--text-3);line-height:1.8;max-width:36ch;}
.footer-title{font-size:13px;font-weight:700;color:var(--text);letter-spacing:.04em;margin-bottom:14px;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:13px;color:var(--text-3);text-decoration:none;}
.footer-list a:hover{color:var(--amber);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);padding:18px 0 26px;
  font-size:13px;color:var(--text-3);
}
.copyright{color:var(--text-3);}

@media(max-width:520px){
  .hero-inner{padding:32px 0 36px;}
  .hero-metrics{gap:18px;}
  .stat-strip{margin-top:-20px;}
  .slot-row{padding:14px 16px;}
  .day-col{padding:16px;}
  .cta-grid{padding:20px;}
}

/* roulang page: category4 */
:root{
    --bg:#070B18;
    --panel:#0E1526;
    --panel-3:#0B1222;
    --gold:#FFB020;
    --gold-hover:#FFC24D;
    --gold-active:#E09612;
    --cyan:#2FE0C8;
    --coral:#FF6B6B;
    --text:#EAF0FF;
    --text-2:#A9B6D4;
    --text-3:#6F7D9E;
    --line:rgba(148,180,255,.12);
    --line-strong:rgba(148,180,255,.24);
    --glass:rgba(20,30,52,.55);
    --r-lg:20px;
    --r-md:16px;
    --r-btn:12px;
    --r-badge:6px;
    --shadow-panel:0 16px 40px -24px rgba(0,0,0,.7);
    --shadow-glow:0 0 0 1px rgba(255,176,32,.5),0 10px 30px -10px rgba(255,176,32,.55);
    --ease:cubic-bezier(.2,.7,.3,1);
    --nav-h:108px;
  }

  html{scroll-behavior:smooth;scroll-padding-top:132px;}

  html body{
    margin:0;
    padding:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }

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

  a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;transition:color .18s var(--ease);}
  a:hover{color:var(--gold-hover);}

  img{display:block;max-width:100%;height:auto;}

  button{font-family:inherit;cursor:pointer;}

  input,select,textarea{font-family:inherit;font-size:15px;}

  :focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 16px;
  }

  @media (min-width:640px){
    .container{padding:0 24px;}
  }
  @media (min-width:1280px){
    .container{max-width:1240px;padding:0 32px;}
  }

  /* ======================= 顶部导航 ======================= */
  .site-header{
    position:sticky;
    top:0;
    z-index:80;
    background:rgba(7,11,24,.86);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
  }

  .nav-top{
    height:64px;
    display:flex;
    align-items:center;
  }
  @media (max-width:1023px){
    .nav-top{height:56px;}
  }

  .nav-inner{
    display:flex;
    align-items:center;
    gap:20px;
    width:100%;
  }

  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
    flex-shrink:0;
  }
  .logo-mark{
    width:34px;height:34px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:10px;
    background:linear-gradient(150deg,var(--gold),#F08A0C);
    color:#1A1204;
    font-weight:800;
    font-size:17px;
    letter-spacing:-.02em;
    box-shadow:0 6px 18px -8px rgba(255,176,32,.9);
    flex-shrink:0;
  }
  .logo-text{
    font-size:17px;
    font-weight:700;
    color:#FFFFFF;
    letter-spacing:-.01em;
    white-space:nowrap;
  }
  .logo-text em{
    font-style:normal;
    color:var(--gold);
  }

  .main-nav{
    display:flex;
    align-items:center;
    gap:4px;
    margin-left:8px;
  }
  .nav-link{
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 12px;
    border-radius:10px;
    font-size:14.5px;
    color:var(--text-2);
    text-decoration:none;
    white-space:nowrap;
    transition:color .18s var(--ease),background .18s var(--ease);
  }
  .nav-link:hover{
    color:var(--text);
    background:rgba(255,255,255,.05);
  }
  .nav-link.active{
    color:var(--gold);
    background:rgba(255,176,32,.09);
    box-shadow:inset 0 0 0 1px rgba(255,176,32,.28);
  }

  .nav-actions{
    margin-left:auto;
    display:flex;
    align-items:center;
    gap:12px;
  }

  .nav-search{
    position:relative;
    width:240px;
  }
  .nav-search input{
    width:100%;
    height:38px;
    padding:0 14px 0 38px;
    border-radius:var(--r-btn);
    border:1px solid var(--line);
    background:rgba(11,18,34,.9);
    color:var(--text);
    outline:none;
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .nav-search input::placeholder{color:var(--text-3);}
  .nav-search input:focus{
    border-color:var(--gold);
    box-shadow:0 0 0 4px rgba(255,176,32,.16);
  }
  .nav-search svg{
    position:absolute;
    left:12px;top:50%;
    transform:translateY(-50%);
    width:16px;height:16px;
    color:var(--text-3);
    pointer-events:none;
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    padding:0 20px;
    border-radius:var(--r-btn);
    font-size:15px;
    font-weight:600;
    text-decoration:none;
    border:1px solid transparent;
    transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--gold);
    color:#1A1204;
    box-shadow:var(--shadow-glow);
  }
  .btn-primary:hover{
    background:var(--gold-hover);
    color:#1A1204;
    transform:translateY(-1px);
  }
  .btn-primary:active{
    background:var(--gold-active);
    transform:translateY(0);
    box-shadow:none;
  }
  .btn-ghost{
    background:transparent;
    color:var(--text);
    border-color:var(--line-strong);
  }
  .btn-ghost:hover{
    color:var(--gold-hover);
    background:rgba(255,176,32,.08);
    border-color:rgba(255,176,32,.55);
  }
  .btn-sm{min-height:38px;padding:0 16px;font-size:14px;}

  .menu-toggle{
    display:none;
    width:44px;height:44px;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    border:1px solid var(--line);
    background:rgba(14,21,38,.9);
    color:var(--text);
  }
  .menu-toggle:hover{border-color:var(--line-strong);}

  /* 频道 Tabs 行 */
  .nav-channels{
    position:relative;
    border-top:1px solid rgba(148,180,255,.07);
  }
  .channels-scroll{
    display:flex;
    align-items:center;
    gap:8px;
    height:44px;
    overflow-x:auto;
    scroll-snap-type:x proximity;
    overscroll-behavior:contain;
    scrollbar-width:none;
    -ms-overflow-style:none;
    padding-right:48px;
  }
  .channels-scroll::-webkit-scrollbar{display:none;}
  .nav-channels::after{
    content:"";
    position:absolute;
    right:0;top:0;
    width:64px;height:100%;
    background:linear-gradient(90deg,rgba(7,11,24,0),rgba(7,11,24,.92));
    pointer-events:none;
  }
  .channel-pill{
    position:relative;
    flex:0 0 auto;
    scroll-snap-align:start;
    display:inline-flex;
    align-items:center;
    height:30px;
    padding:0 14px;
    border-radius:999px;
    border:1px solid var(--line);
    background:rgba(14,21,38,.7);
    color:var(--text-2);
    font-size:13.5px;
    text-decoration:none;
    transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
  }
  .channel-pill:hover{
    color:var(--text);
    border-color:var(--line-strong);
  }
  .channel-pill.active{
    color:var(--gold);
    border-color:rgba(255,176,32,.55);
    background:rgba(255,176,32,.08);
  }
  .channel-pill.active::after{
    content:"";
    position:absolute;
    left:14px;right:14px;bottom:-8px;
    height:4px;
    border-radius:2px 2px 0 0;
    background:var(--gold);
  }

  /* 移动抽屉 */
  .drawer-mask{
    position:fixed;
    inset:0;
    background:rgba(4,7,15,.66);
    backdrop-filter:blur(4px);
    opacity:0;
    visibility:hidden;
    transition:opacity .22s var(--ease),visibility .22s var(--ease);
    z-index:90;
  }
  .drawer-mask.open{opacity:1;visibility:visible;}
  .drawer{
    position:fixed;
    top:0;right:0;
    width:84vw;
    max-width:360px;
    height:100%;
    background:rgba(14,21,38,.96);
    backdrop-filter:blur(14px);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .26s var(--ease);
    z-index:100;
    padding:18px 18px 32px;
    overflow-y:auto;
  }
  .drawer.open{transform:translateX(0);}
  .drawer-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-bottom:18px;
  }
  .drawer-close{
    width:44px;height:44px;
    border-radius:12px;
    border:1px solid var(--line);
    background:transparent;
    color:var(--text);
    font-size:18px;
    line-height:1;
  }
  .drawer-nav{display:flex;flex-direction:column;gap:6px;}
  .drawer-nav a{
    display:flex;
    align-items:center;
    min-height:46px;
    padding:0 14px;
    border-radius:12px;
    color:var(--text-2);
    font-size:15px;
    text-decoration:none;
    border:1px solid transparent;
  }
  .drawer-nav a.active{
    color:var(--gold);
    background:rgba(255,176,32,.09);
    border-color:rgba(255,176,32,.3);
  }

  @media (max-width:1023px){
    .main-nav{display:none;}
    .nav-search{display:none;}
    .menu-toggle{display:inline-flex;}
    .nav-actions .btn-primary{display:none;}
    .logo-text{font-size:16px;}
  }
  @media (max-width:639px){
    .channels-scroll{padding-right:36px;}
  }

  /* ======================= 面包屑 ======================= */
  .breadcrumb-bar{
    border-bottom:1px solid rgba(148,180,255,.07);
    background:rgba(11,18,34,.45);
  }
  .breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
    padding:14px 0;
    font-size:13px;
    color:var(--text-3);
  }
  .breadcrumb a{
    color:var(--text-2);
    text-decoration:none;
  }
  .breadcrumb a:hover{color:var(--gold);}
  .breadcrumb .sep{color:var(--text-3);}
  .breadcrumb .current{color:var(--gold);}

  /* ======================= Hero ======================= */
  .hero{
    position:relative;
    overflow:hidden;
    padding:56px 0 52px;
    border-bottom:1px solid var(--line);
  }
  .hero::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:
      radial-gradient(720px 420px at 8% 0%, rgba(255,176,32,.10), transparent 62%),
      radial-gradient(640px 400px at 96% 100%, rgba(47,224,200,.09), transparent 60%),
      linear-gradient(rgba(7,11,24,.9),rgba(7,11,24,.97)),
      url("/assets/images/backpic/back-2.png");
    background-size:auto,auto,auto,cover;
    background-position:center;
    z-index:0;
  }
  .hero > .container{position:relative;z-index:1;}
  .hero-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:36px;
    align-items:center;
  }
  @media (min-width:1024px){
    .hero{padding:76px 0 72px;}
    .hero-grid{grid-template-columns:6fr 6fr;gap:48px;}
  }

  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 12px;
    border-radius:999px;
    border:1px solid rgba(47,224,200,.32);
    background:rgba(47,224,200,.09);
    color:var(--cyan);
    font-size:12px;
    letter-spacing:.08em;
    text-transform:uppercase;
    font-weight:600;
  }
  .eyebrow .dot{
    width:6px;height:6px;border-radius:50%;
    background:var(--cyan);
    box-shadow:0 0 0 4px rgba(47,224,200,.18);
  }

  .hero h1{
    margin:20px 0 0;
    font-size:clamp(30px,4.8vw,54px);
    line-height:1.12;
    font-weight:700;
    letter-spacing:-.01em;
    color:#FFFFFF;
  }
  .hero h1 .hl{color:var(--gold);}

  .hero-sub{
    margin:18px 0 0;
    max-width:60ch;
    font-size:16.5px;
    line-height:1.85;
    color:var(--text-2);
  }

  .micro-stats{
    display:flex;
    flex-wrap:wrap;
    gap:12px 28px;
    margin:26px 0 0;
    padding:18px 0 0;
    border-top:1px solid var(--line);
  }
  .micro-stat{min-width:120px;}
  .micro-stat .num{
    display:block;
    font-size:clamp(22px,2.6vw,28px);
    font-weight:700;
    color:var(--gold);
    font-variant-numeric:tabular-nums;
    line-height:1.2;
  }
  .micro-stat .lbl{
    display:block;
    font-size:13px;
    color:var(--text-3);
    margin-top:2px;
  }

  .hero-cta{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:28px;
  }

  .hero-visual{
    position:relative;
    border-radius:12px;
    overflow:hidden;
    border:1px solid var(--line-strong);
    box-shadow:var(--shadow-panel);
  }
  .hero-visual img{
    width:100%;
    aspect-ratio:16/11;
    object-fit:cover;
  }
  .hero-visual::after{
    content:"";
    position:absolute;
    inset:0;
    background:radial-gradient(420px 260px at 78% 12%, rgba(255,176,32,.22), transparent 66%),
               linear-gradient(180deg,rgba(7,11,24,.05),rgba(7,11,24,.62));
    pointer-events:none;
  }
  .hero-visual-cap{
    position:absolute;
    left:16px;bottom:14px;right:16px;
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    z-index:2;
  }
  .hero-visual-cap span{
    font-size:12px;
    padding:5px 10px;
    border-radius:6px;
    background:rgba(7,11,24,.72);
    border:1px solid var(--line-strong);
    color:var(--text-2);
  }

  /* ======================= 通用板块 ======================= */
  .section{
    padding:56px 0;
    border-bottom:1px solid rgba(148,180,255,.07);
  }
  @media (min-width:1024px){
    .section{padding:88px 0;}
  }
  .section-head{
    max-width:760px;
    margin-bottom:28px;
  }
  @media (min-width:1024px){
    .section-head{margin-bottom:36px;}
  }
  .section-title{
    position:relative;
    margin:0;
    padding-left:14px;
    font-size:clamp(22px,3vw,34px);
    font-weight:700;
    letter-spacing:-.01em;
    color:#FFFFFF;
    line-height:1.24;
  }
  .section-title::before{
    content:"";
    position:absolute;
    left:0;top:.18em;
    width:4px;
    height:1.05em;
    border-radius:2px;
    background:var(--gold);
  }
  .section-desc{
    margin:14px 0 0;
    color:var(--text-2);
    font-size:15.5px;
    line-height:1.85;
    max-width:70ch;
  }

  /* ======================= 数据卡 ======================= */
  .kpi-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:16px;
  }
  @media (min-width:1024px){
    .kpi-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
  }
  .kpi-card{
    position:relative;
    padding:20px;
    border-radius:var(--r-md);
    background:var(--glass);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border:1px solid var(--line);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-panel);
    transition:transform .18s var(--ease),border-color .18s var(--ease);
  }
  .kpi-card:hover{
    transform:translateY(-2px);
    border-color:var(--line-strong);
  }
  .kpi-label{
    font-size:12px;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--text-3);
  }
  .kpi-num{
    display:block;
    margin:10px 0 6px;
    font-size:clamp(28px,3.4vw,40px);
    font-weight:700;
    color:var(--gold);
    font-variant-numeric:tabular-nums;
    line-height:1.1;
  }
  .kpi-foot{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:8px;
    margin-top:14px;
    padding-top:12px;
    border-top:1px solid var(--line);
  }
  .kpi-foot .note{font-size:13px;color:var(--text-3);}

  .badge{
    display:inline-flex;
    align-items:center;
    gap:5px;
    padding:3px 8px;
    border-radius:var(--r-badge);
    font-size:12px;
    letter-spacing:.04em;
    font-weight:600;
    border:1px solid transparent;
    white-space:nowrap;
  }
  .badge-up{color:var(--cyan);background:rgba(47,224,200,.1);border-color:rgba(47,224,200,.28);}
  .badge-warn{color:var(--gold);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.3);}
  .badge-risk{color:var(--coral);background:rgba(255,107,107,.1);border-color:rgba(255,107,107,.3);}
  .badge-neutral{color:var(--text-2);background:rgba(148,180,255,.08);border-color:var(--line);}

  .bar-track{
    height:4px;
    border-radius:2px;
    background:rgba(148,180,255,.12);
    overflow:hidden;
  }
  .bar-fill{
    height:100%;
    border-radius:2px;
    background:linear-gradient(90deg,var(--gold),var(--gold-hover));
  }
  .bar-fill.cyan{background:linear-gradient(90deg,var(--cyan),#5BF0DC);}

  /* ======================= FAQ 主区 ======================= */
  .help-layout{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
  }
  @media (min-width:1024px){
    .help-layout{grid-template-columns:280px minmax(0,1fr);gap:40px;}
  }

  .help-aside{
    align-self:start;
  }
  @media (min-width:1024px){
    .help-aside{
      position:sticky;
      top:calc(var(--nav-h) + 20px);
    }
  }

  .aside-card{
    padding:18px;
    border-radius:var(--r-md);
    background:var(--panel);
    border:1px solid var(--line);
    box-shadow:var(--shadow-panel);
  }
  .aside-title{
    font-size:12px;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--text-3);
    margin-bottom:12px;
  }
  .aside-nav{display:flex;flex-direction:column;gap:2px;}
  .aside-nav a{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    min-height:44px;
    padding:0 12px;
    border-radius:10px;
    color:var(--text-2);
    font-size:14.5px;
    text-decoration:none;
    border-left:3px solid transparent;
    transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  }
  .aside-nav a:hover{
    color:var(--text);
    background:rgba(255,255,255,.04);
  }
  .aside-nav a.active{
    color:var(--gold);
    background:rgba(255,176,32,.08);
    border-left-color:var(--gold);
  }
  .aside-nav a .cnt{
    font-size:12px;
    color:var(--text-3);
    font-variant-numeric:tabular-nums;
  }
  .aside-note{
    margin-top:16px;
    padding-top:14px;
    border-top:1px solid var(--line);
    font-size:13px;
    color:var(--text-3);
    line-height:1.7;
  }

  .faq-toolbar{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    align-items:center;
    justify-content:space-between;
    padding:16px;
    margin-bottom:20px;
    border-radius:var(--r-md);
    background:var(--glass);
    backdrop-filter:blur(14px);
    border:1px solid var(--line);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  }
  .faq-search{
    position:relative;
    flex:1 1 260px;
  }
  .faq-search input{
    width:100%;
    height:44px;
    padding:0 14px 0 40px;
    border-radius:var(--r-btn);
    border:1px solid var(--line);
    background:var(--panel-3);
    color:var(--text);
    outline:none;
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .faq-search input::placeholder{color:var(--text-3);}
  .faq-search input:focus{
    border-color:var(--gold);
    box-shadow:0 0 0 4px rgba(255,176,32,.16);
  }
  .faq-search svg{
    position:absolute;
    left:13px;top:50%;
    transform:translateY(-50%);
    width:17px;height:17px;
    color:var(--text-3);
    pointer-events:none;
  }
  .faq-hint{font-size:13px;color:var(--text-3);}

  .faq-group{
    margin-bottom:20px;
    border-radius:var(--r-md);
    background:var(--panel);
    border:1px solid var(--line);
    overflow:hidden;
    box-shadow:var(--shadow-panel);
  }
  .faq-group-head{
    display:flex;
    align-items:center;
    gap:12px;
    padding:18px 20px;
    border-bottom:1px solid var(--line);
    background:rgba(11,18,34,.55);
  }
  .faq-group-icon{
    width:36px;height:36px;
    flex:0 0 36px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:10px;
    background:rgba(255,176,32,.12);
    border:1px solid rgba(255,176,32,.28);
    color:var(--gold);
  }
  .faq-group-icon svg{width:18px;height:18px;}
  .faq-group-title{
    margin:0;
    font-size:17px;
    font-weight:700;
    color:#FFFFFF;
    letter-spacing:-.01em;
  }
  .faq-group-sub{
    margin:2px 0 0;
    font-size:13px;
    color:var(--text-3);
  }

  details.qa{
    border-bottom:1px solid rgba(148,180,255,.08);
  }
  details.qa:last-child{border-bottom:0;}
  details.qa > summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:flex-start;
    gap:12px;
    padding:16px 20px;
    font-size:16px;
    font-weight:600;
    color:var(--text);
    line-height:1.6;
    transition:background .18s var(--ease);
  }
  details.qa > summary::-webkit-details-marker{display:none;}
  details.qa > summary::marker{content:"";}
  details.qa > summary:hover{background:rgba(255,255,255,.04);}
  details.qa > summary .plus{
    flex:0 0 20px;
    width:20px;height:20px;
    margin-top:3px;
    position:relative;
    border-radius:5px;
    border:1px solid var(--line-strong);
    transition:border-color .18s var(--ease),background .18s var(--ease);
  }
  details.qa > summary .plus::before,
  details.qa > summary .plus::after{
    content:"";
    position:absolute;
    background:var(--text-2);
    border-radius:1px;
    transition:transform .18s var(--ease),background .18s var(--ease);
  }
  details.qa > summary .plus::before{left:4px;right:4px;top:9px;height:1.5px;}
  details.qa > summary .plus::after{top:4px;bottom:4px;left:9px;width:1.5px;}
  details.qa[open] > summary{color:var(--gold-hover);}
  details.qa[open] > summary .plus{
    border-color:rgba(255,176,32,.6);
    background:rgba(255,176,32,.12);
  }
  details.qa[open] > summary .plus::before{background:var(--gold);}
  details.qa[open] > summary .plus::after{
    transform:scaleY(0);
    background:var(--gold);
  }
  .qa-body{
    padding:0 20px 18px 52px;
    font-size:15px;
    line-height:1.9;
    color:var(--text-2);
    border-left:3px solid var(--gold);
    margin-left:20px;
    padding-left:16px;
    animation:fadeIn .2s var(--ease);
  }
  .qa-body p{margin:0 0 10px;}
  .qa-body p:last-child{margin-bottom:0;}
  .qa-body ol,.qa-body ul{
    margin:0 0 10px;
    padding-left:20px;
  }
  .qa-body li{margin-bottom:6px;}
  @keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}

  .faq-empty{
    display:none;
    padding:36px 20px;
    text-align:center;
    border:1px dashed var(--line-strong);
    border-radius:var(--r-md);
    color:var(--text-3);
    font-size:14px;
  }
  .faq-empty.show{display:block;}

  /* ======================= 自助排查步骤 ======================= */
  .steps{
    display:grid;
    grid-template-columns:1fr;
    gap:16px;
    counter-reset:step;
  }
  @media (min-width:768px){
    .steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
  }
  .step-card{
    position:relative;
    padding:26px 22px 22px;
    border-radius:var(--r-md);
    background:var(--panel);
    border:1px solid var(--line);
    transition:transform .18s var(--ease),border-color .18s var(--ease);
  }
  .step-card:hover{
    transform:translateY(-2px);
    border-color:var(--line-strong);
  }
  .step-card::before{
    counter-increment:step;
    content:counter(step,decimal-leading-zero);
    position:absolute;
    top:-14px;left:22px;
    font-size:13px;
    font-weight:700;
    letter-spacing:.06em;
    color:#1A1204;
    background:var(--gold);
    padding:4px 9px;
    border-radius:var(--r-badge);
    font-variant-numeric:tabular-nums;
  }
  .step-card h3{
    margin:10px 0 8px;
    font-size:17px;
    font-weight:700;
    color:#FFFFFF;
  }
  .step-card p{
    margin:0;
    font-size:14.5px;
    color:var(--text-2);
    line-height:1.8;
  }

  /* ======================= 处理流程时间线 ======================= */
  .timeline{
    position:relative;
    margin-top:8px;
    padding-left:26px;
  }
  .timeline::before{
    content:"";
    position:absolute;
    left:7px;top:6px;bottom:6px;
    width:2px;
    background:linear-gradient(180deg,rgba(255,176,32,.6),rgba(47,224,200,.35),rgba(148,180,255,.1));
  }
  .tl-item{
    position:relative;
    padding:0 0 24px 0;
  }
  .tl-item:last-child{padding-bottom:0;}
  .tl-item::before{
    content:"";
    position:absolute;
    left:-25px;top:7px;
    width:12px;height:12px;
    border-radius:50%;
    background:var(--bg);
    border:2px solid var(--gold);
    box-shadow:0 0 0 4px rgba(255,176,32,.14);
  }
  .tl-item.cyan::before{
    border-color:var(--cyan);
    box-shadow:0 0 0 4px rgba(47,224,200,.14);
  }
  .tl-time{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    letter-spacing:.04em;
    color:var(--text-3);
    margin-bottom:6px;
  }
  .tl-title{
    margin:0 0 6px;
    font-size:16.5px;
    font-weight:700;
    color:#FFFFFF;
  }
  .tl-desc{
    margin:0;
    font-size:14.5px;
    color:var(--text-2);
    line-height:1.85;
    max-width:68ch;
  }

  /* ======================= 入口卡片 ======================= */
  .entries{
    display:grid;
    grid-template-columns:1fr;
    gap:16px;
  }
  @media (min-width:768px){
    .entries{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
  }
  .entry-card{
    display:block;
    border-radius:var(--r-md);
    overflow:hidden;
    background:var(--panel);
    border:1px solid var(--line);
    text-decoration:none;
    transition:transform .18s var(--ease),border-color .18s var(--ease);
  }
  .entry-card:hover{
    transform:translateY(-2px);
    border-color:var(--line-strong);
  }
  .entry-card img{
    width:100%;
    aspect-ratio:16/9;
    object-fit:cover;
    border-bottom:1px solid var(--line);
  }
  .entry-body{padding:18px;}
  .entry-body h3{
    margin:0 0 8px;
    font-size:16.5px;
    font-weight:700;
    color:#FFFFFF;
  }
  .entry-body p{
    margin:0 0 12px;
    font-size:14px;
    color:var(--text-2);
    line-height:1.8;
  }
  .text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    color:var(--cyan);
    text-decoration:none;
    font-weight:600;
  }
  .text-link .arrow{transition:transform .18s var(--ease);}
  .entry-card:hover .text-link .arrow,
  .text-link:hover .arrow{transform:translateX(2px);}
  .text-link:hover{color:var(--gold-hover);}

  /* ======================= 表单 ======================= */
  .form-wrap{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    align-items:start;
  }
  @media (min-width:1024px){
    .form-wrap{grid-template-columns:5fr 7fr;gap:48px;}
  }
  .form-card{
    padding:24px;
    border-radius:var(--r-md);
    background:var(--glass);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border:1px solid var(--line);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-panel);
  }
  .field{margin-bottom:16px;}
  .field label{
    display:block;
    margin-bottom:7px;
    font-size:13.5px;
    color:var(--text-2);
  }
  .field input,
  .field select,
  .field textarea{
    width:100%;
    padding:11px 13px;
    border-radius:var(--r-btn);
    border:1px solid var(--line);
    background:var(--panel-3);
    color:var(--text);
    outline:none;
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  .field textarea{min-height:110px;resize:vertical;line-height:1.75;}
  .field input::placeholder,
  .field textarea::placeholder{color:var(--text-3);}
  .field input:focus,
  .field select:focus,
  .field textarea:focus{
    border-color:var(--gold);
    box-shadow:0 0 0 4px rgba(255,176,32,.16);
  }
  .field.error input,
  .field.error select,
  .field.error textarea{
    border-color:var(--coral);
    box-shadow:0 0 0 4px rgba(255,107,107,.14);
  }
  .field .err{
    display:none;
    margin-top:6px;
    font-size:13px;
    color:var(--coral);
  }
  .field.error .err{display:block;}
  .form-note{
    margin-top:12px;
    font-size:12.5px;
    color:var(--text-3);
    line-height:1.7;
  }
  .form-ok{
    display:none;
    margin-top:14px;
    padding:12px 14px;
    border-radius:var(--r-btn);
    border:1px solid rgba(47,224,200,.35);
    background:rgba(47,224,200,.1);
    color:var(--cyan);
    font-size:14px;
  }
  .form-ok.show{display:block;}

  .check-list{
    list-style:none;
    margin:0;
    padding:0;
  }
  .check-list li{
    position:relative;
    padding:0 0 14px 30px;
    font-size:15px;
    color:var(--text-2);
    line-height:1.8;
  }
  .check-list li::before{
    content:"✓";
    position:absolute;
    left:0;top:2px;
    width:20px;height:20px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:6px;
    font-size:12px;
    font-weight:700;
    color:var(--cyan);
    background:rgba(47,224,200,.12);
    border:1px solid rgba(47,224,200,.3);
  }

  /* ======================= 页脚 ======================= */
  .site-footer{
    background:var(--panel-3);
    border-top:1px solid var(--line);
    padding:48px 0 24px;
    font-size:13px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
  }
  @media (min-width:640px){
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  }
  @media (min-width:1024px){
    .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
  }
  .footer-brand{
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:12px;
  }
  .footer-desc{
    margin:0;
    max-width:44ch;
    color:var(--text-3);
    line-height:1.85;
  }
  .footer-title{
    font-size:13px;
    font-weight:700;
    color:#FFFFFF;
    letter-spacing:.04em;
    margin-bottom:14px;
  }
  .footer-list{
    list-style:none;
    margin:0;
    padding:0;
    display:flex;
    flex-direction:column;
    gap:2px;
  }
  .footer-list a{
    display:inline-flex;
    align-items:center;
    min-height:32px;
    color:var(--text-3);
    text-decoration:none;
    transition:color .18s var(--ease);
  }
  .footer-list a:hover{color:var(--gold);}
  .footer-bottom{
    display:flex;
    flex-wrap:wrap;
    gap:10px 20px;
    justify-content:space-between;
    align-items:center;
    margin-top:36px;
    padding-top:20px;
    border-top:1px solid var(--line);
    color:var(--text-3);
    font-size:12.5px;
  }
  .footer-bottom .copyright{color:var(--text-2);}

  /* 移动端底部对齐 */
  @media (max-width:639px){
    .hero-cta .btn{width:100%;}
    .micro-stats{gap:14px 20px;}
    .micro-stat{min-width:98px;}
    .form-card{padding:18px;}
  }

  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
  }

/* roulang page: category5 */
:root{
  --bg:#070B18;
  --bg-2:#0E1526;
  --bg-3:#0B1222;
  --amber:#FFB020;
  --amber-h:#FFC24D;
  --amber-a:#E09612;
  --cyan:#2FE0C8;
  --coral:#FF6B6B;
  --text:#EAF0FF;
  --text-2:#A9B6D4;
  --text-3:#6F7D9E;
  --line:rgba(148,180,255,.12);
  --line-2:rgba(148,180,255,.24);
  --glass:rgba(20,30,52,.55);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-badge:6px;
  --shadow:0 16px 40px -24px rgba(0,0,0,.7);
  --glow:0 0 0 1px rgba(255,176,32,.5), 0 10px 30px -10px rgba(255,176,32,.55);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;color-scheme:dark;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;transition:color 180ms var(--ease);}
a:hover{color:var(--amber-h);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
@media (min-width:768px){.container{padding:0 24px;}}
@media (min-width:1280px){.container{max-width:1240px;padding:0 32px;}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:100;}
.header-top{
  background:rgba(7,11,24,.72);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.header-top-inner{display:flex;align-items:center;gap:16px;min-height:56px;}
@media (min-width:1024px){.header-top-inner{min-height:64px;gap:22px;}}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:700;font-size:17px;letter-spacing:-.01em;flex:0 0 auto;}
.brand:hover{color:#fff;}
.logo-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--amber-h),var(--amber) 55%,#C97F0A);
  color:#08111f;font-weight:800;font-size:17px;
  box-shadow:0 6px 18px -8px rgba(255,176,32,.9);
  font-variant-numeric:tabular-nums;
}
.logo-text em{font-style:normal;color:var(--amber);}
.main-nav{display:none;align-items:center;gap:2px;margin:0 auto;}
@media (min-width:1024px){.main-nav{display:flex;}}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 12px;border-radius:10px;text-decoration:none;
  color:var(--text-2);font-size:14.5px;white-space:nowrap;
  transition:color 180ms var(--ease),background 180ms var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--amber);}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--amber);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search-box{position:relative;display:none;}
@media (min-width:1024px){.search-box{display:block;width:240px;}}
.search-box svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-3);}
.search-input{
  width:100%;height:38px;padding:0 12px 0 36px;
  background:var(--bg-3);border:1px solid var(--line);border-radius:10px;
  color:var(--text);font-size:14px;outline:none;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.search-input::placeholder{color:var(--text-3);}
.search-input:focus{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.15);}
.menu-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:4px;
  width:44px;height:44px;padding:0 11px;
  background:transparent;border:1px solid var(--line);border-radius:12px;cursor:pointer;
}
@media (min-width:1024px){.menu-toggle{display:none;}}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--text-2);transition:transform 200ms var(--ease),opacity 160ms var(--ease);}
.menu-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.channel-bar{
  background:rgba(7,11,24,.9);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.channel-tabs{
  display:flex;gap:8px;padding:8px 0;
  overflow-x:auto;scroll-snap-type:x proximity;
  overscroll-behavior:contain;
  scrollbar-width:none;
}
.channel-tabs::-webkit-scrollbar{display:none;}
.channel-tab{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  color:var(--text-2);font-size:14px;text-decoration:none;white-space:nowrap;
  transition:color 180ms var(--ease),border-color 180ms var(--ease),background 180ms var(--ease);
}
.channel-tab:hover{color:var(--text);border-color:var(--line-2);}
.channel-tab.active{
  color:var(--amber);border-color:rgba(255,176,32,.55);
  background:rgba(255,176,32,.08);
  box-shadow:inset 0 -3px 0 var(--amber);
}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,15,.6);
  opacity:0;visibility:hidden;transition:opacity 220ms var(--ease),visibility 220ms;z-index:110;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;
  background:rgba(14,21,38,.96);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-left:1px solid var(--line);
  transform:translateX(102%);
  transition:transform 260ms var(--ease);
  z-index:120;padding:76px 20px 28px;overflow-y:auto;
}
.mobile-drawer.open{transform:none;}
.drawer-title{font-size:12px;letter-spacing:.08em;color:var(--text-3);margin-bottom:10px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;margin-bottom:6px;
  border-radius:12px;border:1px solid transparent;
  color:var(--text-2);font-size:15.5px;text-decoration:none;
  transition:background 180ms var(--ease),color 180ms var(--ease);
}
.drawer-link:hover{background:rgba(255,255,255,.05);color:var(--text);}
.drawer-link.active{color:var(--amber);border-color:rgba(255,176,32,.35);background:rgba(255,176,32,.08);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;text-decoration:none;cursor:pointer;
  border:1px solid transparent;white-space:nowrap;
  transition:transform 180ms var(--ease),background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--amber);color:#08111f;box-shadow:var(--glow);}
.btn-primary:hover{background:var(--amber-h);color:#08111f;transform:translateY(-1px);}
.btn-primary:active{background:var(--amber-a);transform:none;}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--text);}
.btn-ghost:hover{border-color:var(--amber);background:rgba(255,176,32,.08);color:var(--text);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-block{width:100%;}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-badge);
  font-size:12px;letter-spacing:.04em;border:1px solid transparent;line-height:1.6;
}
.badge-cyan{color:var(--cyan);background:rgba(47,224,200,.1);border-color:rgba(47,224,200,.3);}
.badge-amber{color:var(--amber);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.32);}
.badge-gray{color:var(--text-2);background:rgba(148,180,255,.08);border-color:var(--line);}
.badge-coral{color:var(--coral);background:rgba(255,107,107,.1);border-color:rgba(255,107,107,.3);}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:34px 0 52px;border-bottom:1px solid var(--line);}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 10% 0%,rgba(255,176,32,.14),transparent 62%),
    radial-gradient(760px 420px at 94% 100%,rgba(47,224,200,.12),transparent 60%),
    linear-gradient(180deg,rgba(7,11,24,.88),rgba(7,11,24,.97)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-hero > .container{position:relative;z-index:1;}
@media (min-width:1024px){.page-hero{padding:44px 0 72px;}}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:24px;}
.breadcrumb a{color:var(--text-2);text-decoration:none;}
.breadcrumb a:hover{color:var(--amber);}
.breadcrumb .sep{color:var(--text-3);}
.hero-grid{display:grid;gap:32px;}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.12fr .88fr;gap:44px;align-items:start;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,176,32,.35);background:rgba(255,176,32,.08);
  color:var(--amber);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
}
.hero-title{
  margin:18px 0 16px;font-size:clamp(30px,4.8vw,54px);line-height:1.12;
  font-weight:700;letter-spacing:-.01em;
}
.hero-lead{color:var(--text-2);font-size:16px;line-height:1.85;max-width:70ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px;padding-top:22px;border-top:1px solid var(--line);}
.hero-metrics li{display:flex;flex-direction:column;gap:2px;}
.hero-metrics strong{
  font-size:26px;line-height:1.2;color:var(--amber);font-weight:700;
  font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Barlow Condensed",inherit;
}
.hero-metrics span{font-size:13px;color:var(--text-3);}
.hero-card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
}
.card-head{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin-bottom:6px;}
.hero-card h2{font-size:19px;margin:0 0 6px;font-weight:700;}
.hero-card .card-note{font-size:13.5px;color:var(--text-2);margin-bottom:8px;}
.info-row{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px;}
.info-row:last-child{border-bottom:none;padding-bottom:0;}
.info-row .k{color:var(--text-3);flex:0 0 auto;}
.info-row .v{color:var(--text);font-weight:600;text-align:right;}
.info-row .v em{font-style:normal;color:var(--amber);font-variant-numeric:tabular-nums;}

/* ---------- sections ---------- */
.section{padding:52px 0;}
@media (min-width:1024px){.section{padding:84px 0;}}
.section--alt{background:linear-gradient(180deg,rgba(14,21,38,.75),rgba(7,11,24,0));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:grid;gap:12px;margin-bottom:30px;}
@media (min-width:1024px){.section-head{grid-template-columns:1fr auto;align-items:end;gap:32px;margin-bottom:36px;}}
.section-kicker{display:block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);margin-bottom:10px;}
.section-title{
  position:relative;margin:0;padding-left:16px;
  font-size:clamp(22px,3vw,34px);font-weight:700;letter-spacing:-.01em;line-height:1.25;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.14em;bottom:.14em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--amber),rgba(255,176,32,.18));
}
.section-sub{color:var(--text-2);font-size:15px;max-width:64ch;margin:0;}

/* ---------- channel grid ---------- */
.channel-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media (min-width:768px){.channel-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.channel-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
.channel-card{
  display:flex;flex-direction:column;gap:14px;
  padding:24px;background:var(--bg-2);
  border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform 180ms var(--ease),border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.channel-card:hover{transform:translateY(-2px);border-color:var(--line-2);box-shadow:0 20px 44px -28px rgba(0,0,0,.9);}
.channel-body{display:flex;flex-direction:column;gap:12px;flex:1;}
.channel-media img{width:100%;height:190px;object-fit:cover;border-radius:var(--r-sm);}
@media (min-width:1024px){
  .channel-card.is-featured{grid-column:span 2;flex-direction:row;padding:0;overflow:hidden;}
  .channel-card.is-featured .channel-media{flex:0 0 42%;}
  .channel-card.is-featured .channel-media img{height:100%;border-radius:0;}
  .channel-card.is-featured .channel-body{padding:26px;}
}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(47,224,200,.1);border:1px solid rgba(47,224,200,.28);color:var(--cyan);
}
.card-icon.is-amber{background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.3);color:var(--amber);}
.channel-title{margin:0;font-size:18px;font-weight:700;}
.channel-desc{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.8;}
.tick-list{margin-top:2px;}
.tick-list li{position:relative;padding-left:22px;margin-bottom:8px;font-size:14px;color:var(--text-2);line-height:1.75;}
.tick-list li:last-child{margin-bottom:0;}
.tick-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--cyan);font-weight:700;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;margin-top:auto;
  color:var(--amber);font-size:14px;font-weight:600;text-decoration:none;
}
.link-arrow:hover{color:var(--amber-h);}
.link-arrow span{transition:transform 180ms var(--ease);}
.link-arrow:hover span{transform:translateX(3px);}

/* ---------- split / form ---------- */
.split{display:grid;gap:30px;}
@media (min-width:1024px){.split{grid-template-columns:.86fr 1.14fr;gap:44px;align-items:start;}}
.step-list li{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);}
.step-list li:last-child{border-bottom:none;padding-bottom:0;}
.step-num{
  width:28px;height:28px;flex:0 0 28px;border-radius:9px;
  display:grid;place-items:center;
  background:rgba(255,176,32,.12);color:var(--amber);
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step-body strong{display:block;font-size:15.5px;margin-bottom:2px;}
.step-body span{font-size:13.5px;color:var(--text-2);line-height:1.75;}
.form-card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
}
.form-card h3{margin:0 0 6px;font-size:20px;font-weight:700;}
.form-card .form-intro{margin:0 0 20px;font-size:14px;color:var(--text-2);}
.form-grid{display:grid;gap:16px;}
@media (min-width:768px){.form-grid{grid-template-columns:1fr 1fr;}}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1/-1;}
.label{font-size:13px;color:var(--text-2);}
.label .req{color:var(--coral);margin-left:4px;}
.input,.select,.textarea{
  width:100%;background:var(--bg-3);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:12px 14px;font-size:14.5px;color:var(--text);
  outline:none;transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.textarea{min-height:112px;resize:vertical;line-height:1.75;}
.input::placeholder,.textarea::placeholder{color:var(--text-3);}
.input:focus,.select:focus,.textarea:focus{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.15);}
.input.invalid,.select.invalid,.textarea.invalid{border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,107,107,.15);}
.err{display:none;font-size:13px;color:var(--coral);}
.err.show{display:block;}
.form-note{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7;}
.form-ok{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid rgba(47,224,200,.35);background:rgba(47,224,200,.08);
  color:var(--cyan);font-size:13.5px;
}
.form-ok.show{display:block;}

/* ---------- map ---------- */
.map-wrap{display:grid;gap:24px;}
@media (min-width:1024px){.map-wrap{grid-template-columns:1.32fr .68fr;gap:32px;align-items:stretch;}}
.map-placeholder{
  position:relative;min-height:320px;border-radius:var(--r-lg);
  border:1px solid var(--line);overflow:hidden;
  background-color:#101a2f;
  background-image:
    linear-gradient(rgba(148,180,255,.09) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,180,255,.09) 1px,transparent 1px);
  background-size:44px 44px;
  display:grid;place-items:center;
}
.map-placeholder::after{
  content:"";position:absolute;left:-10%;right:-10%;top:52%;height:26px;
  background:linear-gradient(90deg,transparent,rgba(47,224,200,.16),transparent);
  transform:rotate(-8deg);
}
.map-pin{
  position:relative;z-index:1;width:16px;height:16px;border-radius:50%;
  background:var(--amber);box-shadow:0 0 0 8px rgba(255,176,32,.16),0 0 0 18px rgba(255,176,32,.07);
  animation:breathe 1.2s ease-in-out infinite;
}
@keyframes breathe{0%,100%{box-shadow:0 0 0 8px rgba(255,176,32,.16),0 0 0 18px rgba(255,176,32,.07);}50%{box-shadow:0 0 0 12px rgba(255,176,32,.12),0 0 0 24px rgba(255,176,32,.04);}}
.map-tag{
  position:absolute;left:16px;bottom:16px;z-index:1;
  padding:6px 12px;border-radius:8px;border:1px solid var(--line);
  background:rgba(7,11,24,.72);color:var(--text-3);font-size:12px;
}
.kv-list .kv{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14px;}
.kv-list .kv:first-child{padding-top:0;}
.kv-list .kv:last-child{border-bottom:none;}
.kv-list .kv .k{color:var(--text-3);}
.kv-list .kv .v{color:var(--text);font-weight:600;text-align:right;}

/* ---------- faq ---------- */
.faq{display:grid;gap:12px;}
.faq-item{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-left:3px solid transparent;
  border-radius:var(--r-md);padding:0 20px;
  transition:border-color 180ms var(--ease),background 180ms var(--ease);
}
.faq-item:hover{border-color:var(--line-2);border-left-color:var(--line-2);}
.faq-item[open]{border-color:rgba(255,176,32,.32);border-left-color:var(--amber);}
.faq-q{
  list-style:none;cursor:pointer;position:relative;
  padding:17px 34px 17px 0;font-size:16.5px;font-weight:600;color:var(--text);
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{
  content:"";position:absolute;right:6px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--amber);border-bottom:2px solid var(--amber);
  transform:translateY(-70%) rotate(45deg);
  transition:transform 200ms var(--ease);
}
.faq-item[open] .faq-q::after{transform:translateY(-30%) rotate(-135deg);}
.faq-a{padding:14px 0 20px;border-top:1px solid var(--line);color:var(--text-2);font-size:14.5px;line-height:1.9;}

/* ---------- cta ---------- */
.cta-band{
  display:grid;gap:22px;padding:32px;
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:
    radial-gradient(600px 240px at 8% 0%,rgba(255,176,32,.14),transparent 65%),
    radial-gradient(520px 240px at 96% 100%,rgba(47,224,200,.12),transparent 62%),
    var(--bg-2);
}
@media (min-width:1024px){.cta-band{grid-template-columns:1fr auto;align-items:center;padding:40px;}}
.cta-title{margin:0 0 8px;font-size:clamp(20px,2.4vw,26px);font-weight:700;letter-spacing:-.01em;}
.cta-desc{margin:0;color:var(--text-2);font-size:14.5px;max-width:62ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{margin-top:56px;padding:48px 0 24px;background:#050912;border-top:1px solid var(--line);}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .logo-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;font-size:15px;}
.footer-desc{color:var(--text-3);font-size:13px;line-height:1.8;max-width:36ch;}
.footer-title{font-size:13px;font-weight:700;color:var(--text);letter-spacing:.04em;margin-bottom:14px;}
.footer-list li{margin-bottom:10px;}
.footer-list a{color:var(--text-3);font-size:13px;text-decoration:none;}
.footer-list a:hover{color:var(--amber);}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.copyright{color:var(--text-2);}

@media (max-width:520px){
  body{font-size:15.5px;line-height:1.8;}
  .hero-metrics{gap:18px;}
  .hero-metrics strong{font-size:23px;}
  .section{padding:46px 0;}
  .form-card,.hero-card{padding:20px;}
  .cta-band{padding:24px;}
  .btn{min-height:44px;}
}