/* roulang page: index */
:root{
  --bg:#060A12;
  --bg-2:#0A1120;
  --bg-3:#0E1526;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.045);
  --brand:#23D0C0;
  --brand-hover:#4BE3D4;
  --brand-press:#16A99C;
  --brand-glow:rgba(35,208,192,.28);
  --amber:#FFB44C;
  --amber-soft:rgba(255,180,76,.16);
  --link:#6C8CFF;
  --text:#EAF2FF;
  --text-2:#9DB2CB;
  --text-3:#6B7F97;
  --danger:#FF7A7A;
  --r-card:18px;
  --r-panel:12px;
  --r-btn:12px;
  --r-img:14px;
  --shadow-card:0 18px 50px rgba(0,0,0,.45);
  --shadow-hover:0 24px 60px rgba(0,0,0,.55);
  --max:1200px;
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--link);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-hover)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--brand-glow);color:#04140f}

.container{max-width:var(--max);margin:0 auto;padding:0 24px;width:100%}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-bg{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;line-height:1.7;letter-spacing:.08em;
  color:var(--brand);text-transform:uppercase;font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;display:block}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{
  font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700;margin:14px 0 12px;
}
.section-head p{color:var(--text-2);font-size:16px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--center .eyebrow{justify-content:center}
.text-2{color:var(--text-2)}
.text-3{color:var(--text-3)}

/* ---------- 公告条 ---------- */
.notice-bar{
  background:linear-gradient(90deg,rgba(35,208,192,.14),rgba(108,140,255,.12));
  border-bottom:1px solid var(--line);
  font-size:13px;color:var(--text-2);
  position:relative;z-index:60;
}
.notice-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px}
.notice-left{display:flex;align-items:center;gap:10px;padding:6px 0}
.notice-left i{color:var(--amber)}
.notice-right{display:flex;align-items:center;gap:14px}
.notice-right a{font-size:13px;color:var(--brand);white-space:nowrap}
.notice-close{background:transparent;border:0;color:var(--text-3);cursor:pointer;padding:4px 6px;border-radius:8px;line-height:1}
.notice-close:hover{color:var(--text);background:rgba(255,255,255,.06)}
.notice-bar.is-hidden{display:none}

/* ---------- 导航 ---------- */
.site-header{
  position:absolute;top:36px;left:0;right:0;z-index:50;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease,top .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-stuck{
  position:fixed;top:0;
  background:rgba(8,13,24,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 34px rgba(0,0,0,.5);
}
.nav-inner{
  height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:20px;
  transition:height .25s ease;
}
.site-header.is-stuck .nav-inner{height:56px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:17px;letter-spacing:-.01em}
.brand:hover{color:var(--brand-hover)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(35,208,192,.9),rgba(108,140,255,.85));
  color:#04140f;font-size:15px;font-weight:900;flex:0 0 auto;
  box-shadow:0 6px 20px var(--brand-glow);
}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.14em;line-height:1.4}
.nav-left{display:flex;align-items:center;gap:34px;min-width:0}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;color:var(--text-2);font-size:14.5px;padding:8px 12px;border-radius:10px;
  transition:color .18s ease,background .18s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--text)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);color:var(--text-2);display:grid;place-items:center;cursor:pointer;
  transition:all .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:rgba(35,208,192,.45);transform:translateY(-1px)}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);color:#04140f;font-weight:700;font-size:14.5px;
  padding:11px 22px;border-radius:var(--r-btn);border:1px solid transparent;cursor:pointer;
  box-shadow:0 8px 30px var(--brand-glow);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn-main:hover{background:var(--brand-hover);color:#04140f;transform:translateY(-2px);box-shadow:0 14px 38px var(--brand-glow)}
.btn-main:active{background:var(--brand-press);transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--text);font-weight:600;font-size:14.5px;
  padding:11px 22px;border-radius:var(--r-btn);border:1px solid var(--line-strong);cursor:pointer;
  transition:border-color .18s ease,color .18s ease,transform .18s ease,background .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-hover);transform:translateY(-2px);background:rgba(35,208,192,.06)}
.btn-main:focus-visible,.btn-ghost:focus-visible,.icon-btn:focus-visible,a:focus-visible,button:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;
}
.btn-main:disabled,.btn-ghost:disabled{opacity:.5;cursor:not-allowed}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-size:14.5px;color:var(--brand);font-weight:600}
.link-arrow i{transition:transform .18s ease}
.link-arrow:hover i{transform:translateX(4px)}
.nav-toggle{display:none}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,14,.62);opacity:0;pointer-events:none;
  transition:opacity .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:90;
  background:var(--bg-3);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s ease;
  padding:22px 20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  color:var(--text-2);padding:12px 14px;border-radius:12px;font-size:15px;
  border:1px solid transparent;transition:all .18s ease;
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--text);background:rgba(35,208,192,.08);border-color:rgba(35,208,192,.22)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.drawer-foot .btn-main{width:100%}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:calc(var(--nav-h) + 92px) 0 92px;
  background:
    radial-gradient(920px 520px at 12% -10%,rgba(35,208,192,.16),transparent 62%),
    radial-gradient(760px 460px at 88% 8%,rgba(108,140,255,.15),transparent 60%),
    var(--bg);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:55% 45%;gap:44px;align-items:center;
}
.hero-copy h1{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:16px 0 18px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand);position:relative}
.hero-sub{font-size:17px;color:var(--text-2);max-width:520px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stats .stat strong{
  display:block;font-size:26px;font-weight:800;color:var(--text);letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;line-height:1.3;
}
.hero-stats .stat span{font-size:13px;color:var(--text-3)}

.hero-visual{position:relative;min-height:420px;border-radius:22px;overflow:hidden;border:1px solid var(--line)}
.hero-visual .hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  filter:saturate(1.05) brightness(.72);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(6,10,18,.28),rgba(6,10,18,.86) 78%);
}
.glass-card{
  position:absolute;left:22px;right:22px;bottom:22px;z-index:3;
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(35,208,192,.32);border-radius:var(--r-card);
  box-shadow:0 0 0 1px rgba(35,208,192,.12),0 18px 50px rgba(0,0,0,.5);
  padding:20px;
}
.glass-card h3{font-size:16px;font-weight:700;margin-bottom:6px}
.glass-card p{font-size:13px;color:var(--text-2);line-height:1.7}
.glass-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.glass-row .mini{font-size:12px;color:var(--text-3)}
.glass-row .mini b{display:block;font-size:15px;color:var(--amber);font-variant-numeric:tabular-nums}
.tag-float{
  position:absolute;top:20px;left:20px;z-index:3;
  background:rgba(255,180,76,.16);border:1px solid rgba(255,180,76,.42);color:var(--amber);
  border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:600;
}

/* ---------- 台阶 ---------- */
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ladder-card{
  position:relative;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.ladder-card:hover{transform:translateY(-4px);border-color:rgba(35,208,192,.25);box-shadow:var(--shadow-hover)}
.ladder-card.is-top{border-color:rgba(35,208,192,.55);box-shadow:0 0 0 1px rgba(35,208,192,.25),0 18px 50px rgba(35,208,192,.16)}
.ladder-card .num{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:rgba(35,208,192,.12);color:var(--brand);font-weight:800;font-size:14px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.ladder-card h3{font-size:18px;margin-bottom:10px}
.ladder-card p{font-size:14px;color:var(--text-2);line-height:1.8}
.ladder-card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.ladder-card li{font-size:13.5px;color:var(--text-2);display:flex;gap:9px;align-items:flex-start}
.ladder-card li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--brand);margin-top:9px;flex:0 0 auto}

/* ---------- 对比表 ---------- */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-3);box-shadow:var(--shadow-card)}
table.compare{width:100%;border-collapse:collapse;min-width:760px;font-size:14.5px}
table.compare th,table.compare td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line)}
table.compare thead th{
  background:#080E1B;font-weight:700;font-size:14px;color:var(--text-2);
  position:sticky;top:0;
}
table.compare tbody th{font-weight:600;color:var(--text-2);width:200px;background:rgba(255,255,255,.015)}
table.compare tbody tr:nth-child(even) td{background:rgba(255,255,255,.018)}
table.compare tbody tr:hover td{background:rgba(35,208,192,.06)}
table.compare td.reco{background:rgba(35,208,192,.07);color:var(--text)}
table.compare th.reco{color:var(--brand)}
.reco-head{display:flex;align-items:center;gap:8px}
.reco-tag{background:var(--amber-soft);color:var(--amber);border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600}

/* ---------- 限时区 ---------- */
.flash-band{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:22px;
  background:linear-gradient(120deg,#0A1120 0%,#0E1526 55%,#0A1120 100%);
  padding:40px 36px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.flash-band::before{
  content:"";position:absolute;inset:-40% -10%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(35,208,192,.22),transparent 70%);
  animation:scan 9s linear infinite;
}
@keyframes scan{
  0%{transform:translateX(-26%)}
  50%{transform:translateX(26%)}
  100%{transform:translateX(-26%)}
}
.flash-band>*{position:relative;z-index:2}
.flash-left h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;margin-bottom:10px}
.flash-left p{color:var(--text-2);font-size:14.5px;max-width:520px}
.countdown{display:flex;align-items:center;gap:10px;margin-top:18px}
.cd-block{
  min-width:64px;text-align:center;background:#070C16;border:1px solid var(--line);
  border-radius:var(--r-panel);padding:10px 8px;
}
.cd-block b{display:block;font-size:22px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums;line-height:1.2}
.cd-block span{font-size:11.5px;color:var(--text-3)}
.cd-colon{color:var(--brand);font-weight:800;font-size:20px}
.flash-right{display:flex;flex-direction:column;gap:12px;align-items:flex-start}

/* ---------- 资讯列表 ---------- */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.info-card{
  display:flex;flex-direction:column;background:var(--bg-3);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:rgba(35,208,192,.25);box-shadow:var(--shadow-hover)}
.info-cover{display:block;aspect-ratio:16/9;overflow:hidden;background:#0A1120}
.info-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s ease}
.info-card:hover .info-cover img{transform:scale(1.03)}
.info-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.badge-amber{background:var(--amber-soft);color:var(--amber);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;align-self:flex-start}
.badge-brand{background:rgba(35,208,192,.14);color:var(--brand);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;align-self:flex-start}
.info-title{font-size:17px;line-height:1.5;font-weight:700}
.info-title a{
  color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.info-title a:hover{color:var(--brand-hover)}
.info-desc{
  font-size:13.5px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.info-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--text-3);
}
.info-meta time{font-variant-numeric:tabular-nums}
.empty-state{
  grid-column:1/-1;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;border:1px dashed var(--line-strong);border-radius:var(--r-card);background:var(--bg-3);
  padding:36px 24px;
}
.empty-state i{font-size:30px;color:var(--text-3)}
.empty-state p{color:var(--text-2);font-size:14.5px}

/* ---------- 声音 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.voice-card{
  background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 22px;
  box-shadow:var(--shadow-card);transition:transform .2s ease,border-color .2s ease;
}
.voice-card:hover{transform:translateY(-4px);border-color:rgba(108,140,255,.3)}
.voice-card .quote-mark{color:var(--link);font-size:22px;margin-bottom:12px}
.voice-card p{font-size:14.5px;color:var(--text-2);line-height:1.85}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.voice-avatar{
  width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,rgba(108,140,255,.9),rgba(35,208,192,.85));
  display:grid;place-items:center;color:#04140f;font-weight:800;font-size:14px;flex:0 0 auto;
}
.voice-who b{display:block;font-size:14px;font-weight:600}
.voice-who span{font-size:12.5px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;text-align:left;
  padding:20px 22px;display:flex;align-items:center;gap:14px;font-size:16px;font-weight:600;color:var(--text);
  transition:color .18s ease;
}
.faq-q .idx{color:var(--brand);font-variant-numeric:tabular-nums;font-size:14px;font-weight:700;flex:0 0 auto}
.faq-q i{margin-left:auto;color:var(--text-3);transition:transform .25s ease,color .18s ease}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 22px 58px;color:var(--text-2);font-size:14.5px;line-height:1.85}

/* ---------- 表单 ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:start}
.form-panel{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-card);padding:30px;box-shadow:var(--shadow-card)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px;font-weight:600}
.field label .req{color:var(--amber);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;background:#080E1B;border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;font-size:14.5px;color:var(--text);transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:118px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(35,208,192,.18);
}
.field select option{background:#0E1526;color:var(--text)}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:12px}
.side-list{display:flex;flex-direction:column;gap:14px}
.side-item{
  display:flex;gap:14px;align-items:flex-start;background:var(--bg-3);border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px 20px;transition:border-color .18s ease,transform .18s ease;
}
.side-item:hover{border-color:rgba(35,208,192,.25);transform:translateY(-3px)}
.side-item i{color:var(--brand);font-size:17px;margin-top:4px}
.side-item b{display:block;font-size:15px;font-weight:600;margin-bottom:4px}
.side-item span{font-size:13.5px;color:var(--text-2)}

/* ---------- 分类入口 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cat-card{
  position:relative;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 20px;display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(35,208,192,.3);box-shadow:var(--shadow-hover)}
.cat-card .cat-icon{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;font-size:17px;
  background:rgba(35,208,192,.12);color:var(--brand);
}
.cat-card h3{font-size:16.5px}
.cat-card h3 a{color:var(--text)}
.cat-card h3 a:hover{color:var(--brand-hover)}
.cat-card p{font-size:13.5px;color:var(--text-2);line-height:1.75}
.cat-card .link-arrow{margin-top:auto;font-size:13.5px}

/* ---------- CTA 尾条 ---------- */
.cta-band{
  border-radius:22px;border:1px solid rgba(35,208,192,.28);
  background:linear-gradient(120deg,rgba(35,208,192,.14),rgba(108,140,255,.12)),var(--bg-3);
  padding:46px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.7vw,32px);line-height:1.3;margin-bottom:10px}
.cta-band p{color:var(--text-2);font-size:14.5px;max-width:560px}

/* ---------- 页脚 ---------- */
.site-footer{background:#050810;border-top:1px solid var(--line);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:13.5px;color:var(--text-2);line-height:1.85;max-width:320px}
.footer-col h4{font-size:14.5px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:var(--text-2)}
.footer-col a:hover{color:var(--brand-hover)}
.footer-col li{font-size:13.5px;color:var(--text-2)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-radius:999px;padding:8px 16px;color:var(--text-2);
  font-size:12.5px;cursor:pointer;transition:all .18s ease;
}
.to-top:hover{color:var(--brand);border-color:rgba(35,208,192,.4);transform:translateY(-2px)}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .hero-grid{gap:32px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .hero{padding:calc(var(--nav-h) + 72px) 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{min-height:340px}
  .ladder{grid-template-columns:repeat(2,1fr)}
  .info-grid{grid-template-columns:repeat(2,1fr)}
  .voice-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:72px 0}
  .section--tight{padding:56px 0}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .flash-band{padding:30px 22px}
  .cta-band{padding:32px 22px}
  .form-panel{padding:22px}
  .info-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .ladder{grid-template-columns:1fr}
  .hero-stats{gap:24px}
  .footer-grid{grid-template-columns:1fr}
  .faq-a p{padding-left:22px}
  .hero-visual{min-height:290px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-text small{display:none}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .hero-stats{flex-direction:column;gap:16px}
  .countdown{gap:8px}
  .cd-block{min-width:56px}
  .glass-card{left:14px;right:14px;bottom:14px;padding:16px}
}

/* roulang page: article */
:root{
  --bg:#060A12;
  --bg-soft:#0A1120;
  --card:#0E1526;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --primary:#23D0C0;
  --primary-hover:#4BE3D4;
  --primary-down:#16A99C;
  --glow:rgba(35,208,192,.28);
  --accent:#FFB44C;
  --accent-soft:rgba(255,180,76,.16);
  --link:#6C8CFF;
  --text:#EAF2FF;
  --text-2:#9DB2CB;
  --text-3:#6B7F97;
  --danger:#FF7A7A;
  --r-card:18px;
  --r-panel:12px;
  --r-btn:12px;
  --r-img:14px;
  --r-pill:999px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --shadow-hover:0 24px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(35,208,192,.22);
  --container:1200px;
  --sec-space:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--link);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-hover);}
button{font-family:inherit;}
h1,h2,h3,h4{color:var(--text);margin:0;font-weight:700;line-height:1.3;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
::selection{background:rgba(35,208,192,.35);color:#fff;}

/* ============ 头部与导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(6,10,18,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease,height .25s ease;
}
.site-header.scrolled{
  background:rgba(8,13,22,.92);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
.site-header.scrolled .header-inner{height:56px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),#14625e);
  color:#04120f;font-weight:800;font-size:16px;
  box-shadow:0 8px 22px rgba(35,208,192,.28);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px;}
.nav-links a{
  position:relative;display:block;padding:8px 12px;border-radius:10px;
  font-size:14.5px;color:var(--text-2);white-space:nowrap;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 12px var(--glow);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--line);color:var(--text-2);
  cursor:pointer;transition:.18s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(35,208,192,.4);}
.menu-toggle{display:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);border:1px solid transparent;
  padding:11px 20px;font-size:14.5px;font-weight:600;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-primary{
  background:var(--primary);color:#04120f;
  box-shadow:0 8px 30px var(--glow);
}
.btn-primary:hover{background:var(--primary-hover);color:#04120f;transform:translateY(-2px);box-shadow:0 12px 34px rgba(35,208,192,.4);}
.btn-primary:active{background:var(--primary-down);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.btn:focus-visible,.icon-btn:focus-visible,.nav-links a:focus-visible,.menu-toggle:focus-visible{
  outline:2px solid var(--primary);outline-offset:2px;
}
.btn[disabled],.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;
  width:min(320px,86vw);
  background:#080D16;border-left:1px solid var(--line);
  padding:24px 20px;z-index:1060;
  transform:translateX(105%);transition:transform .3s ease;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;transition:.25s ease;z-index:1050;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:20px;}
.drawer-links a{padding:12px 14px;border-radius:12px;color:var(--text-2);font-size:15px;border:1px solid transparent;}
.drawer-links a:hover{background:var(--glass);color:var(--text);}
.drawer-links a.active{color:var(--primary);border-color:rgba(35,208,192,.35);background:rgba(35,208,192,.08);}

/* ============ 面包屑与文章头部 ============ */
.breadcrumb-wrap{padding:26px 0 0;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:var(--text-3);}
.crumbs .current{color:var(--text);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero{padding:22px 0 40px;border-bottom:1px solid var(--line);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:var(--accent);
  font-size:12.5px;font-weight:600;letter-spacing:.03em;margin-bottom:18px;
}
.article-hero h1{
  font-size:clamp(26px,3.4vw,42px);line-height:1.22;font-weight:800;letter-spacing:-.01em;
  max-width:20ch;margin-bottom:16px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;color:var(--text-3);font-size:13.5px;}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--primary);font-size:12.5px;}
.hero-cover{
  margin-top:28px;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  background:var(--card);
  aspect-ratio:21/9;
}
.hero-cover img{width:100%;height:100%;object-fit:cover;}

/* ============ 文章主体布局 ============ */
.article-section{padding:56px 0 var(--sec-space);}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:48px;align-items:start;}
.article-body{max-width:780px;font-size:16.5px;line-height:1.95;color:#DCE7F7;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;font-size:clamp(20px,2.2vw,26px);font-weight:700;
  margin:2.2em 0 .9em;padding-left:16px;line-height:1.4;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 14px var(--glow);
}
.article-body h3{font-size:19px;font-weight:600;margin:1.8em 0 .7em;color:var(--text);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:2px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:20px;margin-bottom:.6em;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 10px var(--glow);
}
.article-body ol{counter-reset:olc;}
.article-body ol li{counter-increment:olc;}
.article-body ol li::before{
  content:counter(olc);position:absolute;left:0;top:.32em;
  width:20px;height:20px;border-radius:6px;display:grid;place-items:center;
  font-size:12px;font-weight:700;color:var(--primary);
  background:rgba(35,208,192,.12);
}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;
  border-left:3px solid var(--primary);border-radius:0 var(--r-panel) var(--r-panel) 0;
  background:rgba(35,208,192,.06);color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.6em 0;width:100%;height:auto;border:1px solid var(--line);}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:var(--bg-soft);color:var(--text);font-weight:600;}
.article-body tr:nth-child(even) td{background:rgba(255,255,255,.02);}
.article-body a{color:var(--link);border-bottom:1px dashed rgba(108,140,255,.5);}
.article-body a:hover{color:var(--primary);border-color:var(--primary);}
.article-body strong{color:#fff;}
.article-body code{
  background:rgba(255,255,255,.06);padding:2px 7px;border-radius:6px;
  font-size:14px;color:var(--primary-hover);
}

/* 目录 */
.toc-wrap{position:sticky;top:92px;}
.toc-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 18px;box-shadow:var(--shadow);
}
.toc-title{
  display:flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--text-3);text-transform:uppercase;
  margin-bottom:14px;font-weight:600;
}
.toc-title i{color:var(--primary);}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:block;padding:7px 10px;border-radius:9px;
  font-size:14px;line-height:1.5;color:var(--text-2);
  border-left:2px solid transparent;transition:.18s ease;
}
.toc-list a:hover{color:var(--text);background:rgba(255,255,255,.04);}
.toc-list a.current{color:var(--primary);border-left-color:var(--primary);background:rgba(35,208,192,.08);}
.toc-tip{margin-top:16px;font-size:12.5px;line-height:1.7;color:var(--text-3);}

/* 标签与翻页 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--line);
  color:var(--text-2);font-size:13px;
}
.tag:hover{color:var(--primary);border-color:rgba(35,208,192,.4);}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px;}
.post-nav a{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;transition:.2s ease;
}
.post-nav a:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(35,208,192,.3);}
.post-nav .pn-label{display:block;font-size:12.5px;color:var(--accent);margin-bottom:6px;font-weight:600;}
.post-nav .pn-title{display:block;font-size:15px;color:var(--text);font-weight:600;}
.post-nav .pn-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-3);margin-top:8px;}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-space) 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.28;margin-bottom:12px;}
.section-head p{color:var(--text-2);margin:0;}
.section-line{border-top:1px solid var(--line);}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(35,208,192,.12);color:var(--primary);
  font-size:12.5px;font-weight:600;
}
.badge-accent{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:var(--accent);
  font-size:12.5px;font-weight:600;
}

/* 相关推荐卡片 */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  height:100%;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(35,208,192,.25);}
.post-thumb{aspect-ratio:16/9;background:var(--bg-soft);overflow:hidden;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.post-card h3{font-size:17px;line-height:1.45;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card h3 a{color:var(--text);}
.post-card h3 a:hover{color:var(--primary);}
.post-card p{color:var(--text-2);font-size:14px;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;
  font-size:12.5px;color:var(--text-3);}
.post-meta .more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;}
.post-card:hover .post-meta .more i{transform:translateX(3px);}
.post-meta .more i{transition:transform .2s ease;}

/* CTA 区块 */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(35,208,192,.12),rgba(108,140,255,.10) 55%,rgba(255,180,76,.10));
  border:1px solid var(--line);border-radius:24px;
  padding:48px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:32px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px 220px at 88% 12%,rgba(35,208,192,.18),transparent 70%);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:var(--text-2);margin:0 0 6px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1;}
.cta-list{display:flex;flex-direction:column;gap:10px;position:relative;z-index:1;}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--text-2);}
.cta-list i{color:var(--primary);margin-top:6px;font-size:12px;}

/* 空态 */
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:40px 24px;
}
.empty-state .ico{
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  background:rgba(35,208,192,.10);color:var(--primary);font-size:22px;
}
.empty-state p{color:var(--text-2);margin:0;}

/* ============ 页脚 ============ */
.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);padding-top:64px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-2);font-size:14px;max-width:36ch;margin:0;}
.footer-col h4{font-size:14px;letter-spacing:.04em;color:var(--text);margin-bottom:16px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col li{color:var(--text-2);font-size:14px;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding:20px 0 28px;color:var(--text-3);font-size:13px;
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--glass);border:1px solid var(--line);color:var(--text-2);
  padding:9px 16px;border-radius:var(--r-pill);font-size:13px;cursor:pointer;transition:.2s ease;
}
.to-top:hover{color:var(--primary);border-color:rgba(35,208,192,.4);transform:translateY(-2px);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .article-grid{grid-template-columns:minmax(0,1fr) 220px;gap:34px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  :root{--sec-space:72px;}
  .nav-links{display:none;}
  .menu-toggle{display:grid;}
  .article-grid{grid-template-columns:minmax(0,1fr);}
  .toc-wrap{position:static;order:-1;}
  .toc-card{padding:16px;}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:36px;}
}
@media (max-width:767.98px){
  :root{--sec-space:56px;}
  .container{padding:0 20px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .post-nav{grid-template-columns:minmax(0,1fr);}
  .hero-cover{aspect-ratio:16/9;}
  .header-actions .btn{display:none;}
}
@media (max-width:575.98px){
  .container{padding:0 16px;}
  .article-hero h1{max-width:none;}
  .crumbs .current{max-width:100%;white-space:normal;}
  .cta-band{padding:28px 22px;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --bg:#060A12;
  --bg-soft:#0A1120;
  --card:#0E1526;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.045);
  --primary:#23D0C0;
  --primary-hover:#4BE3D4;
  --primary-active:#16A99C;
  --glow:rgba(35,208,192,.28);
  --accent:#FFB44C;
  --accent-soft:rgba(255,180,76,.16);
  --link:#6C8CFF;
  --text:#EAF2FF;
  --text-2:#9DB2CB;
  --text-3:#6B7F97;
  --danger:#FF7A7A;
  --r-card:18px;
  --r-inner:12px;
  --r-btn:12px;
  --r-img:14px;
  --r-pill:999px;
  --sh-card:0 18px 50px rgba(0,0,0,.45);
  --sh-hover:0 24px 60px rgba(0,0,0,.55);
  --sh-glow:0 8px 30px rgba(35,208,192,.30);
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--link);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--primary-hover);}
h1,h2,h3,h4{color:var(--text);margin:0;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:rgba(35,208,192,.32);color:#fff;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding:var(--sp-section) 0;position:relative;}
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--primary);
  background:rgba(35,208,192,.10);
  border:1px solid rgba(35,208,192,.24);
  border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:18px;line-height:1.7;
}
.eyebrow i{font-size:12px;}
h1{font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;letter-spacing:-.02em;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.28;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
.lead{color:var(--text-2);font-size:17px;line-height:1.9;}
.muted{color:var(--text-3);font-size:13px;line-height:1.7;}

/* ============ 顶部公告条 ============ */
.topbar{
  background:linear-gradient(90deg,rgba(35,208,192,.14),rgba(108,140,255,.12) 62%,rgba(255,180,76,.14));
  border-bottom:1px solid var(--line);
  font-size:13px;color:var(--text-2);line-height:36px;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar strong{color:var(--primary);font-weight:600;}
.topbar a{color:var(--text);border-bottom:1px dashed rgba(35,208,192,.5);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,border-color .25s ease,box-shadow .25s ease,height .25s ease;
}
.site-header.scrolled{
  background:rgba(8,13,24,.86);
  border-bottom-color:var(--line);
  box-shadow:0 12px 34px rgba(0,0,0,.5);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:64px;
}
.site-header.scrolled .nav-inner{height:56px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:700;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),#1B8FC9);
  color:#04141A;font-weight:800;font-size:16px;
  box-shadow:0 6px 18px rgba(35,208,192,.32);
}
.brand-text{font-size:16px;letter-spacing:.01em;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;color:var(--text-2);font-size:14.5px;
  padding:10px 12px;border-radius:10px;line-height:1.4;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-links a.active{color:var(--primary);background:rgba(35,208,192,.10);}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  border-radius:2px;background:var(--primary);box-shadow:0 0 12px var(--glow);
}
.nav-actions{display:flex;align-items:center;gap:10px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.4;
  padding:12px 22px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--primary);color:#04141A;box-shadow:var(--sh-glow);
}
.btn-primary:hover{background:var(--primary-hover);color:#04141A;transform:translateY(-2px);box-shadow:0 12px 36px rgba(35,208,192,.42);}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);}
.btn-ghost{
  background:transparent;color:var(--text);border-color:var(--line-strong);
}
.btn-ghost:hover{color:var(--primary);border-color:rgba(35,208,192,.6);transform:translateY(-2px);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-lg{padding:15px 30px;font-size:16px;}
.btn-block{width:100%;}
.btn[disabled],.btn:disabled{opacity:.5;cursor:not-allowed;}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.icon-btn{
  width:38px;height:38px;display:grid;place-items:center;
  border-radius:11px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-2);cursor:pointer;
  transition:color .18s ease,border-color .18s ease,background-color .18s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(35,208,192,.55);background:rgba(35,208,192,.08);}

/* ============ 移动抽屉 ============ */
.nav-toggle{display:none;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,12,.62);z-index:1040;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:308px;max-width:88vw;z-index:1050;
  background:#0A1120;border-left:1px solid var(--line);
  padding:22px 20px 32px;
  transform:translateX(102%);
  transition:transform .3s cubic-bezier(.22,.7,.3,1);
  display:flex;flex-direction:column;gap:18px;
  overflow-y:auto;
}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-links{display:flex;flex-direction:column;gap:4px;}
.drawer-links a{
  color:var(--text-2);font-size:15px;padding:13px 14px;border-radius:12px;
  border:1px solid transparent;
}
.drawer-links a:hover,.drawer-links a.active{
  color:var(--primary);background:rgba(35,208,192,.09);border-color:rgba(35,208,192,.22);
}

/* ============ 面包屑 ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);margin-bottom:18px;}
.crumb a{color:var(--text-2);}
.crumb span.sep{color:var(--text-3);}

/* ============ 矮版 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  min-height:300px;display:flex;align-items:center;
  padding:52px 0 50px;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  opacity:.30;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(6,10,18,.97) 0%,rgba(6,10,18,.80) 48%,rgba(6,10,18,.42) 100%);
}
.page-hero > .container{position:relative;z-index:2;}
.page-hero h1{max-width:900px;}
.page-hero .lead{max-width:660px;margin-top:16px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}

/* ============ 徽章与标签 ============ */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:600;
  padding:5px 13px;line-height:1.6;
}
.badge-accent{background:var(--accent-soft);color:var(--accent);border:1px solid rgba(255,180,76,.28);}
.badge-primary{background:rgba(35,208,192,.12);color:var(--primary);border:1px solid rgba(35,208,192,.26);}
.badge-soft{background:rgba(255,255,255,.05);color:var(--text-2);border:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}

/* ============ 指标条 ============ */
.metric-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px;
}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-card);
}
.metric b{
  display:block;font-size:28px;font-weight:800;color:var(--primary);
  font-variant-numeric:tabular-nums;line-height:1.3;
}
.metric span{color:var(--text-2);font-size:14px;}

/* ============ 图文交替 ============ */
.zig{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding:44px 0;
}
.zig + .zig{border-top:1px solid var(--line);}
.zig.reverse .zig-media{order:2;}
.zig.reverse .zig-body{order:1;}
.zig-media{position:relative;}
.zig-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-card);
  border:1px solid var(--line-strong);background:#0C1424;
  box-shadow:var(--sh-card);
  transition:transform .3s ease,box-shadow .3s ease;
}
.zig-media:hover img{transform:translateY(-4px);box-shadow:var(--sh-hover),0 0 0 1px rgba(35,208,192,.22);}
.zig-media .float-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(10,17,32,.82);backdrop-filter:blur(12px);
  border:1px solid rgba(35,208,192,.3);border-radius:var(--r-inner);
  padding:10px 14px;font-size:13px;color:var(--text-2);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.zig-media .float-tag b{color:var(--primary);font-variant-numeric:tabular-nums;font-size:15px;}
.zig-body h3{margin-bottom:14px;}
.zig-body .lead{font-size:16px;}
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.check-list li{
  display:flex;gap:11px;align-items:flex-start;
  color:var(--text-2);font-size:15px;line-height:1.8;
}
.check-list li i{color:var(--primary);font-size:13px;margin-top:8px;}
.check-list li b{color:var(--text);font-weight:600;}

/* ============ 直播时间表 ============ */
.live-board{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-card);overflow:hidden;
}
.live-board-head{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 24px;border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,rgba(35,208,192,.10),rgba(255,255,255,0));
}
.live-now{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text);font-weight:600;}
.live-dot{
  width:9px;height:9px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 rgba(255,180,76,.55);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,180,76,.5);}
  70%{box-shadow:0 0 0 12px rgba(255,180,76,0);}
  100%{box-shadow:0 0 0 0 rgba(255,180,76,0);}
}
.tl-row{
  display:grid;grid-template-columns:88px 84px 1fr 200px;
  align-items:center;gap:18px;
  padding:16px 24px;border-bottom:1px solid var(--line);
  transition:background-color .18s ease;
}
.tl-row:last-child{border-bottom:0;}
.tl-row:hover{background:rgba(255,255,255,.035);}
.tl-time{
  font-variant-numeric:tabular-nums;font-weight:700;color:var(--text);font-size:15.5px;
}
.tl-row .badge-pill{justify-content:center;}
.tl-match{color:var(--text-2);font-size:15px;}
.tl-match b{color:var(--text);font-weight:600;}
.tl-state{
  font-size:13.5px;color:var(--text-3);text-align:right;
  font-variant-numeric:tabular-nums;
}
.tl-state.is-live{color:var(--accent);font-weight:600;}
.tl-state.is-soon{color:var(--primary);}
.tl-state.is-done{color:var(--text-3);}
.board-foot{
  padding:16px 24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
}

/* ============ 数据速览 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.stat-card:hover{
  transform:translateY(-4px);border-color:rgba(35,208,192,.28);
  box-shadow:var(--sh-hover),0 0 0 1px rgba(35,208,192,.18);
}
.stat-card .num{
  font-size:32px;font-weight:800;color:var(--primary);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-card .num small{font-size:15px;color:var(--text-2);font-weight:600;margin-left:2px;}
.stat-card h3{font-size:16px;margin:10px 0 6px;font-weight:600;}
.stat-card p{color:var(--text-3);font-size:13.5px;line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--card);border:1px solid var(--line)!important;
  border-radius:16px!important;overflow:hidden;margin-bottom:14px;
}
.accordion-button{
  background:transparent!important;color:var(--text)!important;
  font-size:16.5px;font-weight:600;padding:20px 22px;
  box-shadow:none!important;gap:12px;
  transition:color .18s ease,background-color .18s ease;
}
.accordion-button .faq-no{
  color:var(--text-3);font-variant-numeric:tabular-nums;font-weight:700;font-size:14px;
}
.accordion-button:not(.collapsed){
  color:var(--primary)!important;
  background:rgba(35,208,192,.07)!important;
}
.accordion-button:not(.collapsed) .faq-no{color:var(--primary);}
.accordion-button::after{
  background-image:none!important;
  content:"+";width:auto;height:auto;
  font-size:22px;line-height:1;color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  transform:none!important;
}
.accordion-button:not(.collapsed)::after{content:"−";}
.accordion-body{
  color:var(--text-2);font-size:15px;padding:0 22px 22px;
  border-top:1px solid var(--line);
  padding-top:16px;margin-top:0;
}
.accordion-button:focus{outline:2px solid var(--primary);outline-offset:-2px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;
  border:1px solid rgba(35,208,192,.24);
  box-shadow:var(--sh-card);
  padding:52px 48px;
  display:grid;grid-template-columns:1.4fr .9fr;gap:40px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  opacity:.22;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,13,24,.95),rgba(10,17,32,.72) 60%,rgba(35,208,192,.16));
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{margin-bottom:14px;}
.cta-band p{color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-side{
  background:rgba(10,17,32,.7);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px 22px;backdrop-filter:blur(12px);
}
.cta-side h3{font-size:16px;margin-bottom:14px;}
.cta-side ul{display:flex;flex-direction:column;gap:12px;}
.cta-side li{display:flex;gap:10px;color:var(--text-2);font-size:14.5px;line-height:1.75;}
.cta-side li i{color:var(--primary);font-size:13px;margin-top:7px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-soft);border-top:1px solid var(--line);
  padding:72px 0 28px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.85;max-width:360px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col li{color:var(--text-2);font-size:14px;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
}
.footer-bottom span{color:var(--text-3);font-size:13px;}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;border:1px solid var(--line-strong);color:var(--text-2);
  border-radius:var(--r-pill);padding:9px 18px;font-size:13px;cursor:pointer;
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.to-top:hover{color:var(--primary);border-color:rgba(35,208,192,.55);transform:translateY(-2px);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sp-section:72px;}
  .container{padding-left:20px;padding-right:20px;}
  .nav-links a{padding:10px 9px;font-size:14px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .zig{gap:40px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-toggle{display:grid;}
  .nav-actions .btn{display:none;}
  .metric-row{grid-template-columns:1fr;gap:16px;}
  .zig{grid-template-columns:1fr;gap:28px;padding:32px 0;}
  .zig.reverse .zig-media{order:1;}
  .zig.reverse .zig-body{order:2;}
  .page-hero{min-height:260px;padding:40px 0;}
  .tl-row{grid-template-columns:72px 1fr;grid-template-areas:"time match" "tag state";gap:8px 14px;}
  .tl-row .tl-time{grid-area:time;}
  .tl-row .badge-pill{grid-area:tag;justify-self:start;}
  .tl-match{grid-area:match;}
  .tl-state{grid-area:state;text-align:left;}
  .cta-band{grid-template-columns:1fr;padding:38px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  :root{--sp-section:56px;}
  .container{padding-left:16px;padding-right:16px;}
  body{font-size:15.5px;}
  .stat-grid{grid-template-columns:1fr;}
  .topbar{font-size:12px;line-height:32px;}
  .topbar-inner{justify-content:center;text-align:center;}
  .topbar-inner .topbar-right{display:none;}
  .hero-actions .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .live-board-head,.tl-row,.board-foot{padding-left:16px;padding-right:16px;}
}
@media (max-width:575.98px){
  .brand-text{font-size:15px;}
  .metric{padding:18px;}
  .cta-band{padding:30px 18px;}
  .zig-media .float-tag{left:12px;bottom:12px;font-size:12px;padding:8px 11px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg:#060A12;
  --bg-2:#0A1120;
  --card:#0E1526;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --primary:#23D0C0;
  --primary-hover:#4BE3D4;
  --primary-press:#16A99C;
  --glow:rgba(35,208,192,.28);
  --amber:#FFB44C;
  --amber-soft:rgba(255,180,76,.16);
  --link:#6C8CFF;
  --text:#EAF2FF;
  --text-2:#9DB2CB;
  --text-3:#6B7F97;
  --danger:#FF7A7A;
  --r-card:18px;
  --r-panel:12px;
  --r-btn:12px;
  --r-img:14px;
  --r-pill:999px;
  --sh-card:0 18px 50px rgba(0,0,0,.45);
  --sh-hover:0 24px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(35,208,192,.22);
  --sh-glow:0 8px 30px rgba(35,208,192,.30);
  --section:96px;
}

*,*::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","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--link);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-hover);}
h1,h2,h3,h4{margin:0;color:var(--text);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px;
}
.section{padding-block:var(--section);}
.section-tight{padding-block:calc(var(--section) * .7);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700;letter-spacing:-.01em;}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.9;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--amber-soft);color:var(--amber);
  font-size:13px;line-height:1.7;letter-spacing:.02em;margin-bottom:16px;
}
.eyebrow.mint{background:rgba(35,208,192,.14);color:var(--primary);}
.hr-soft{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- 公告条 ---------- */
.notice-bar{
  position:relative;z-index:70;
  min-height:36px;
  background:linear-gradient(90deg,rgba(255,180,76,.16),rgba(35,208,192,.12) 55%,rgba(108,140,255,.12));
  border-bottom:1px solid var(--line);
}
.notice-inner{
  display:flex;align-items:center;justify-content:center;gap:14px;
  min-height:36px;font-size:13px;color:var(--text-2);line-height:1.7;
  padding-block:4px;flex-wrap:wrap;
}
.notice-inner strong{color:var(--text);font-weight:600;}
.notice-timer{
  display:inline-flex;align-items:center;gap:4px;
  color:var(--amber);font-weight:600;
}
.notice-timer .num{min-width:66px;text-align:center;letter-spacing:.04em;}
.notice-close{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  background:transparent;border:0;color:var(--text-3);cursor:pointer;
  font-size:14px;padding:5px 8px;border-radius:8px;transition:.18s ease;
}
.notice-close:hover{color:var(--text);background:rgba(255,255,255,.06);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  height:64px;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{
  height:56px;
  background:rgba(6,10,18,.88);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px rgba(0,0,0,.45);
}
.header-inner{display:flex;align-items:center;gap:22px;height:100%;}
.brand{
  display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;
  color:var(--text);font-weight:700;font-size:17px;letter-spacing:-.01em;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),#1C93C9);
  color:#04201E;font-weight:800;font-size:16px;
  box-shadow:var(--sh-glow);
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:8px 12px;border-radius:10px;
  color:var(--text-2);font-size:15px;line-height:1.6;
  transition:color .18s ease,background .18s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--primary);
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.045);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::after{transform:scaleX(1);box-shadow:var(--sh-glow);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text-2);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  transition:.18s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(35,208,192,.45);transform:translateY(-2px);}
.menu-toggle{display:none;}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,12,.6);
  opacity:0;visibility:hidden;transition:.25s ease;z-index:80;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;z-index:90;
  background:#0A1120;border-left:1px solid var(--line);
  padding:22px 20px;transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:14px;overflow-y:auto;
}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer a.drawer-link{
  display:block;padding:12px 14px;border-radius:12px;
  color:var(--text-2);background:rgba(255,255,255,.03);border:1px solid var(--line);
  font-size:15px;
}
.drawer a.drawer-link:hover{color:var(--text);border-color:rgba(35,208,192,.4);}
.drawer a.drawer-link.active{color:var(--primary);border-color:rgba(35,208,192,.45);background:rgba(35,208,192,.08);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.5;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-glow{
  background:var(--primary);color:#04201E;
  box-shadow:var(--sh-glow);
}
.btn-glow:hover{background:var(--primary-hover);color:#04201E;transform:translateY(-2px);box-shadow:0 12px 38px rgba(35,208,192,.42);}
.btn-glow:active{background:var(--primary-press);transform:translateY(0);}
.btn-line{
  background:transparent;color:var(--text);border-color:var(--line);
}
.btn-line:hover{color:var(--primary);border-color:rgba(35,208,192,.55);transform:translateY(-2px);}
.btn-text{
  background:transparent;color:var(--primary);padding:6px 0;
}
.btn-text:hover{color:var(--primary-hover);transform:translateX(2px);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn[disabled],.btn.disabled{opacity:.5;pointer-events:none;}

/* ---------- 页面 Hero ---------- */
.page-hero{
  position:relative;
  min-height:300px;
  display:flex;align-items:center;
  overflow:hidden;
  background:#070C16;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(1.05);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(6,10,18,.96) 12%,rgba(6,10,18,.72) 60%,rgba(6,10,18,.92));
}
.page-hero-inner{position:relative;z-index:2;padding-block:56px;}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:16px;
}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--primary);}
.crumbs span.sep{color:var(--text-3);opacity:.7;}
.page-hero h1{
  font-size:clamp(28px,4vw,44px);line-height:1.18;font-weight:800;letter-spacing:-.02em;
  max-width:900px;
}
.page-hero .lead{
  margin-top:16px;max-width:720px;
  color:var(--text-2);font-size:16px;line-height:1.9;
}

/* ---------- 状态条 ---------- */
.status-strip{
  background:var(--bg-2);
  border-bottom:1px solid var(--line);
  padding-block:18px;
}
.status-inner{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.live-dot{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;color:var(--text);
}
.live-dot i{
  width:9px;height:9px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 0 4px rgba(35,208,192,.16);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(35,208,192,.35);}
  70%{box-shadow:0 0 0 10px rgba(35,208,192,0);}
  100%{box-shadow:0 0 0 0 rgba(35,208,192,0);}
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-2);font-size:13px;line-height:1.7;
}
.chip.on{border-color:rgba(35,208,192,.5);color:var(--primary);background:rgba(35,208,192,.09);}
.status-time{margin-left:auto;font-size:13px;color:var(--text-3);}
.status-time b{color:var(--text-2);font-weight:600;}

/* ---------- 特征卡 ---------- */
.feature-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.feature-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(35,208,192,.25);}
.feature-icon{
  width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(35,208,192,.12);color:var(--primary);
  font-size:18px;margin-bottom:16px;
}
.feature-card h3{font-size:19px;line-height:1.45;font-weight:600;margin-bottom:10px;}
.feature-card p{color:var(--text-2);font-size:15px;line-height:1.85;margin:0;}

/* ---------- 双列说明 ---------- */
.explain-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:start;}
.panel{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-card);
}
.panel h3{font-size:20px;font-weight:600;margin-bottom:14px;}
.panel p{color:var(--text-2);font-size:15.5px;line-height:1.9;}
.cover-frame{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);background:#0B1220;margin-bottom:22px;
}
.cover-frame img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.check-list li{
  position:relative;padding-left:22px;margin-bottom:12px;
  color:var(--text-2);font-size:15.5px;line-height:1.85;
}
.check-list li::before{
  content:"";position:absolute;left:2px;top:12px;width:7px;height:7px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(35,208,192,.5);
}
.spec-list li{
  display:flex;gap:14px;justify-content:space-between;
  padding:14px 0;border-bottom:1px dashed var(--line);
}
.spec-list li:last-child{border-bottom:0;}
.spec-list .k{color:var(--text-2);font-size:15px;flex:0 0 108px;}
.spec-list .v{color:var(--text);font-size:15px;text-align:right;line-height:1.8;}

/* ---------- 排行表 ---------- */
.table-wrap{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
}
.table-wrap .table-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;border-bottom:1px solid var(--line);flex-wrap:wrap;
}
.table-head h3{font-size:19px;font-weight:600;}
.table-head .meta{font-size:13px;color:var(--text-3);}
.rank-table{width:100%;border-collapse:collapse;font-size:15px;}
.rank-table thead th{
  background:#0B1322;color:var(--text-2);font-weight:600;font-size:14px;
  padding:14px 20px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;
}
.rank-table tbody td{
  padding:15px 20px;border-bottom:1px solid rgba(255,255,255,.05);
  color:var(--text-2);vertical-align:middle;
}
.rank-table tbody tr:nth-child(even){background:rgba(255,255,255,.015);}
.rank-table tbody tr:hover{background:rgba(35,208,192,.06);}
.rank-table tbody tr:last-child td{border-bottom:0;}
.rank-table .team{color:var(--text);font-weight:600;}
.rank-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:9px;
  background:rgba(255,255,255,.05);color:var(--text-2);font-size:13px;font-weight:700;
}
.rank-no.top{background:rgba(255,180,76,.16);color:var(--amber);}
.delta{font-weight:600;}
.delta.up{color:var(--primary);}
.delta.down{color:var(--danger);}
.delta.flat{color:var(--text-3);}
.table-note{padding:14px 24px;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);}

/* ---------- 误读对照 ---------- */
.myth-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.myth-card{
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,0)) ,var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);padding:22px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.myth-card:hover{transform:translateY(-4px);border-color:rgba(35,208,192,.25);box-shadow:var(--sh-hover);}
.myth-card .badge-warn{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,122,122,.12);color:var(--danger);font-size:13px;margin-bottom:14px;
}
.myth-card h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:10px;}
.myth-card p{color:var(--text-2);font-size:15px;line-height:1.85;margin:0;}
.myth-card .fix{
  margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);
  color:var(--primary);font-size:14.5px;line-height:1.8;
}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card) !important;margin-bottom:12px;overflow:hidden;
}
.faq-acc .accordion-button{
  background:transparent;color:var(--text);
  font-size:16.5px;font-weight:600;line-height:1.6;
  padding:20px 22px;box-shadow:none !important;border:0;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--primary);background:rgba(35,208,192,.05);}
.faq-acc .accordion-button::after{
  filter:invert(78%) sepia(24%) saturate(1200%) hue-rotate(130deg);
  width:14px;height:14px;background-size:14px;
}
.faq-acc .accordion-body{
  color:var(--text-2);font-size:15.5px;line-height:1.9;
  padding:0 22px 22px;
}
.faq-acc .index{color:var(--text-3);margin-right:10px;font-weight:700;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:22px;
  border:1px solid rgba(35,208,192,.28);
  background:
    radial-gradient(620px 260px at 12% 0%,rgba(35,208,192,.20),transparent 65%),
    radial-gradient(520px 240px at 92% 100%,rgba(108,140,255,.18),transparent 62%),
    #0B1120;
  padding:44px 40px;
  box-shadow:var(--sh-card);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.32;}
.cta-band p{color:var(--text-2);margin-top:14px;max-width:620px;font-size:15.5px;line-height:1.9;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.scan-line{
  position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(35,208,192,.7),transparent);
  animation:scan 6s linear infinite;
}
@keyframes scan{
  0%{transform:translateY(0);opacity:.2;}
  50%{opacity:.9;}
  100%{transform:translateY(300px);opacity:0;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-2);
  padding-top:64px;margin-top:var(--section);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
  padding-bottom:44px;
}
.footer-brand p{color:var(--text-2);font-size:15px;line-height:1.9;margin-top:16px;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:var(--text-2);font-size:14.5px;}
.footer-col ul li a:hover{color:var(--primary);}
.footer-col ul li{color:var(--text-2);font-size:14.5px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-block:22px;border-top:1px solid var(--line);
  color:var(--text-3);font-size:13.5px;flex-wrap:wrap;
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text-2);border-radius:var(--r-pill);
  padding:8px 16px;font-size:13.5px;cursor:pointer;transition:.18s ease;
}
.to-top:hover{color:var(--primary);border-color:rgba(35,208,192,.45);transform:translateY(-2px);}

/* ---------- 断点 ---------- */
@media (max-width:1200px){
  .feature-grid{grid-template-columns:repeat(3,1fr);gap:20px;}
  .explain-grid{gap:24px;}
}
@media (max-width:992px){
  :root{--section:72px;}
  .container{padding-inline:20px;}
  .nav-links{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn-glow{display:none;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .explain-grid{grid-template-columns:1fr;}
  .myth-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .page-hero{min-height:260px;}
  .page-hero-inner{padding-block:44px;}
  .cta-band{padding:34px 26px;}
}
@media (max-width:768px){
  .status-time{margin-left:0;width:100%;}
  .rank-table thead th,.rank-table tbody td{padding:12px 14px;}
  .rank-table{font-size:14px;}
  .table-wrap{overflow-x:auto;}
  .rank-table{min-width:660px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:576px){
  :root{--section:56px;}
  .container{padding-inline:16px;}
  .feature-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .page-hero-inner{padding-block:36px;}
  .panel{padding:20px;}
  .notice-inner{justify-content:flex-start;padding-right:34px;}
  .cta-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --bg:#060A12;
  --bg-alt:#0A1120;
  --panel:#0E1526;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.045);
  --primary:#23D0C0;
  --primary-hover:#4BE3D4;
  --primary-active:#16A99C;
  --primary-glow:rgba(35,208,192,.28);
  --accent:#FFB44C;
  --accent-soft:rgba(255,180,76,.16);
  --link:#6C8CFF;
  --text:#EAF2FF;
  --text-2:#9DB2CB;
  --text-3:#6B7F97;
  --error:#FF7A7A;
  --r-card:18px;
  --r-inner:12px;
  --r-btn:12px;
  --r-img:14px;
  --r-pill:999px;
  --sh-card:0 18px 50px rgba(0,0,0,.45);
  --sh-hover:0 24px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(35,208,192,.22);
  --sh-glow:0 8px 30px rgba(35,208,192,.30);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-cn);
  font-size:16px;line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--link);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-hover);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (max-width:991.98px){ .container{padding-left:20px;padding-right:20px;} }
@media (max-width:575.98px){ .container{padding-left:16px;padding-right:16px;} }

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  height:72px;
  background:linear-gradient(180deg,rgba(6,10,18,.86),rgba(6,10,18,.18));
  transition:height .28s ease,background .28s ease,box-shadow .28s ease,border-color .28s ease;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  height:58px;
  background:rgba(8,13,24,.84);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 40px rgba(0,0,0,.45);
}
.header-inner{display:flex;align-items:center;gap:20px;height:100%;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  font-weight:800;font-size:17px;color:#04121A;
  background:linear-gradient(140deg,var(--primary),#1E9FB4);
  box-shadow:0 0 18px var(--primary-glow);
  flex:0 0 auto;
}
.brand-text{font-size:16.5px;font-weight:700;letter-spacing:.02em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:var(--r-pill);
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-links a.active{color:var(--primary);}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--primary);border-radius:2px;box-shadow:0 0 12px var(--primary-glow);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);
  display:grid;place-items:center;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text-2);cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(35,208,192,.4);background:rgba(35,208,192,.08);}
.menu-toggle{display:none;}
.nav-overlay{
  position:fixed;inset:0;background:rgba(3,6,12,.62);
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:1041;
}
.nav-overlay.show{opacity:1;visibility:visible;}

/* ============ 按钮 ============ */
.btn-glow,.btn-line,.btn-text{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  border-radius:var(--r-btn);
  cursor:pointer;border:0;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-glow{
  padding:13px 24px;
  background:var(--primary);color:#04121A;
  box-shadow:var(--sh-glow);
}
.btn-glow:hover{background:var(--primary-hover);color:#04121A;transform:translateY(-2px);box-shadow:0 12px 36px rgba(35,208,192,.42);}
.btn-glow:active{background:var(--primary-active);transform:translateY(0);}
.btn-line{
  padding:12px 22px;
  background:transparent;color:var(--text);
  border:1px solid var(--line-strong);
}
.btn-line:hover{color:var(--primary-hover);border-color:rgba(35,208,192,.55);transform:translateY(-2px);}
.btn-text{
  padding:6px 0;background:none;color:var(--link);
}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover{color:var(--primary-hover);}
.btn-text:hover i{transform:translateX(4px);}
.btn-glow:disabled,.btn-line:disabled{opacity:.5;cursor:not-allowed;transform:none;}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
@media (max-width:991.98px){ .section{padding:72px 0;} }
@media (max-width:575.98px){ .section{padding:56px 0;} }

.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;margin-bottom:16px;
  font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--primary);
  background:rgba(35,208,192,.10);
  border:1px solid rgba(35,208,192,.26);
  border-radius:var(--r-pill);
}
.eyebrow.accent{color:var(--accent);background:var(--accent-soft);border-color:rgba(255,180,76,.28);}
h2.sec-title{font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700;margin-bottom:14px;}
.sec-desc{color:var(--text-2);font-size:15.5px;line-height:1.9;}

.panel{
  background:linear-gradient(180deg,rgba(14,21,38,.94),rgba(10,17,32,.94));
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.panel:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(35,208,192,.25);}
.panel-flat{box-shadow:0 12px 34px rgba(0,0,0,.35);}
.panel-flat:hover{transform:none;box-shadow:0 12px 34px rgba(0,0,0,.35);border-color:var(--line);}

.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;
  font-size:12.5px;font-weight:600;
  border-radius:var(--r-pill);
}
.badge-accent{color:var(--accent);background:var(--accent-soft);}
.badge-primary{color:var(--primary);background:rgba(35,208,192,.12);}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--text-3);margin-bottom:20px;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary-hover);}
.crumb .sep{color:var(--text-3);opacity:.7;}
.crumb .cur{color:var(--primary);}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;
  padding:132px 0 56px;
  min-height:320px;
  background-image:linear-gradient(180deg,rgba(6,10,18,.82),rgba(6,10,18,.96)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:50%;bottom:-160px;width:760px;height:320px;
  transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(35,208,192,.16),transparent 72%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.page-hero h1{
  font-size:clamp(28px,4vw,46px);
  line-height:1.18;
  letter-spacing:-.02em;
  font-weight:800;
  margin:0 0 16px;
}
.page-hero .lead{color:var(--text-2);font-size:16.5px;max-width:720px;margin-bottom:26px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;padding-top:22px;border-top:1px solid var(--line);}
.hero-fact{min-width:120px;}
.hero-fact .num{
  font-size:24px;font-weight:800;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.hero-fact .lbl{font-size:13px;color:var(--text-3);}

/* ============ 简介图文 ============ */
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
@media (max-width:991.98px){ .intro-grid{grid-template-columns:1fr;gap:30px;} }
.intro-copy p{color:var(--text-2);margin-bottom:16px;}
.intro-copy p:last-child{margin-bottom:0;}
.intro-media{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-card);}
.intro-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;background:#101A2C;}
.intro-media .glass-tag{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;font-size:13.5px;color:var(--text);
  background:rgba(10,17,32,.62);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(35,208,192,.3);
  border-radius:var(--r-pill);
  box-shadow:0 0 24px rgba(35,208,192,.16);
}
.point-list li{
  position:relative;padding-left:22px;margin-bottom:12px;
  color:var(--text-2);font-size:15.5px;
}
.point-list li::before{
  content:"";position:absolute;left:0;top:12px;
  width:8px;height:8px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 10px var(--primary-glow);
}
.point-list li strong{color:var(--text);font-weight:600;}

/* ============ 时间轴步骤流 ============ */
.timeline{position:relative;padding-left:0;}
.timeline::before{
  content:"";position:absolute;left:25px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,rgba(35,208,192,.06),rgba(35,208,192,.62),rgba(108,140,255,.38),rgba(35,208,192,.06));
  box-shadow:0 0 16px rgba(35,208,192,.22);
}
.tl-item{position:relative;padding:0 0 26px 76px;}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  position:absolute;left:0;top:0;
  width:52px;height:52px;border-radius:16px;
  display:grid;place-items:center;
  background:#0E1526;
  border:1px solid rgba(35,208,192,.3);
  color:var(--primary);
  font-weight:800;font-size:17px;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 26px rgba(35,208,192,.14);
  z-index:2;
}
.tl-card{
  background:linear-gradient(180deg,rgba(14,21,38,.94),rgba(10,17,32,.94));
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 24px;
  box-shadow:0 12px 34px rgba(0,0,0,.35);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(35,208,192,.25);}
.tl-card h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.tl-card p{color:var(--text-2);font-size:15px;margin-bottom:12px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  padding:5px 12px;font-size:12.5px;border-radius:var(--r-pill);
  color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--line);
}
@media (max-width:575.98px){
  .timeline::before{left:17px;}
  .tl-item{padding-left:56px;}
  .tl-num{width:36px;height:36px;border-radius:11px;font-size:14px;}
  .tl-card{padding:18px 16px;}
}

/* ============ 图标特征卡 ============ */
.icon-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media (max-width:991.98px){ .icon-grid{grid-template-columns:repeat(2,1fr);gap:20px;} }
@media (max-width:575.98px){ .icon-grid{grid-template-columns:1fr;} }
.icon-card .ico{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;
  font-size:19px;color:var(--primary);
  background:rgba(35,208,192,.10);
  border:1px solid rgba(35,208,192,.24);
  margin-bottom:18px;
}
.icon-card h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.icon-card p{color:var(--text-2);font-size:15px;}
.icon-card ul{margin-top:14px;}
.icon-card ul li{position:relative;padding-left:16px;color:var(--text-2);font-size:14.5px;margin-bottom:8px;}
.icon-card ul li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--link);
}

/* ============ 规则对照表 ============ */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  background:var(--panel);box-shadow:var(--sh-card);
}
.table-scroll{overflow-x:auto;}
table.rule-table{width:100%;min-width:720px;border-collapse:collapse;}
table.rule-table thead th{
  background:rgba(10,17,32,.96);
  color:var(--text);
  font-size:14.5px;font-weight:600;
  text-align:left;padding:16px 20px;
  border-bottom:1px solid var(--line-strong);
  white-space:nowrap;
}
table.rule-table tbody td{
  padding:16px 20px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
table.rule-table tbody tr:nth-child(even){background:rgba(255,255,255,.018);}
table.rule-table tbody tr:hover{background:rgba(35,208,192,.055);}
table.rule-table tbody tr:last-child td{border-bottom:0;}
table.rule-table td:first-child{color:var(--text);font-weight:600;white-space:nowrap;}
.table-note{padding:14px 20px;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);}

/* ============ 误区区块 ============ */
.mistake-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center;}
@media (max-width:991.98px){ .mistake-grid{grid-template-columns:1fr;gap:30px;} }
.mistake-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-card);}
.mistake-media img{width:100%;aspect-ratio:16/11;object-fit:cover;background:#101A2C;}
.mistake-list li{
  display:flex;gap:14px;
  padding:16px 0;
  border-bottom:1px dashed var(--line);
}
.mistake-list li:last-child{border-bottom:0;}
.mistake-list .no{
  flex:0 0 auto;
  width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;
  font-size:13px;font-weight:700;color:var(--accent);
  background:var(--accent-soft);border:1px solid rgba(255,180,76,.24);
  font-variant-numeric:tabular-nums;
}
.mistake-list h4{font-size:16px;font-weight:600;margin-bottom:4px;}
.mistake-list p{color:var(--text-2);font-size:14.5px;}

/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;}
.faq-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-inner);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.open{border-color:rgba(35,208,192,.35);box-shadow:0 0 0 1px rgba(35,208,192,.14);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;gap:14px;
  padding:18px 20px;
  background:none;border:0;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text);
  text-align:left;line-height:1.7;
  transition:color .2s ease;
}
.faq-q .idx{color:var(--primary);font-variant-numeric:tabular-nums;flex:0 0 auto;}
.faq-q i{margin-left:auto;color:var(--text-3);font-size:14px;transition:transform .25s ease,color .25s ease;flex:0 0 auto;padding-top:5px;}
.faq-item.open .faq-q{color:var(--primary);}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--primary);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 22px 20px 52px;color:var(--text-2);font-size:15px;line-height:1.9;}
@media (max-width:575.98px){ .faq-a-inner{padding:0 18px 18px 18px;} }

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:22px;
  padding:52px 48px;
  border:1px solid rgba(35,208,192,.22);
  background-image:linear-gradient(115deg,rgba(9,20,36,.94),rgba(8,13,24,.92)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--sh-card);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(closest-side,rgba(35,208,192,.18),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .6fr;gap:34px;align-items:center;}
@media (max-width:991.98px){ .cta-inner{grid-template-columns:1fr;} .cta-band{padding:40px 26px;} }
.cta-band h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;margin-bottom:12px;}
.cta-band p{color:var(--text-2);font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
@media (max-width:991.98px){ .cta-actions{justify-content:flex-start;} }

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-alt);
  border-top:1px solid var(--line);
  padding:64px 0 26px;
  margin-top:96px;
}
@media (max-width:991.98px){ .site-footer{padding:48px 0 22px;margin-top:72px;} }
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}
@media (max-width:991.98px){ .footer-grid{grid-template-columns:1fr 1fr;gap:28px;} }
@media (max-width:575.98px){ .footer-grid{grid-template-columns:1fr;} }
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-2);font-size:14.5px;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text);}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a,.footer-col ul li{color:var(--text-2);font-size:14.5px;}
.footer-col ul li a:hover{color:var(--primary-hover);}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.footer-bottom span{font-size:13px;color:var(--text-3);}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;font-size:13.5px;
  color:var(--text-2);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  cursor:pointer;
  transition:color .2s ease,border-color .2s ease,transform .2s ease;
}
.to-top:hover{color:var(--primary);border-color:rgba(35,208,192,.45);transform:translateY(-2px);}

/* ============ 移动端导航抽屉 ============ */
@media (max-width:991.98px){
  .menu-toggle{display:grid;}
  .nav-links{
    position:fixed;top:0;right:0;
    width:284px;max-width:86vw;height:100vh;
    flex-direction:column;align-items:stretch;gap:6px;
    margin-left:0;
    padding:88px 18px 28px;
    background:#0A1120;
    border-left:1px solid var(--line);
    box-shadow:-24px 0 60px rgba(0,0,0,.55);
    transform:translateX(100%);
    transition:transform .3s ease;
    z-index:1042;
    overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{padding:13px 16px;font-size:16px;border-radius:var(--r-inner);}
  .nav-links a.active{background:rgba(35,208,192,.10);}
  .nav-links a.active::after{display:none;}
  .header-actions{gap:8px;}
  .header-actions .btn-glow{display:none;}
}
@media (max-width:575.98px){
  .brand-text{font-size:15px;}
  .page-hero{padding:116px 0 48px;}
  .hero-facts{gap:20px;}
  .hero-fact{min-width:96px;}
  .panel{padding:20px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --bg:#060A12;
  --bg-2:#0A1120;
  --card:#0E1526;
  --glass:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#23D0C0;
  --primary-hover:#4BE3D4;
  --primary-press:#16A99C;
  --glow:rgba(35,208,192,.28);
  --accent:#FFB44C;
  --accent-soft:rgba(255,180,76,.16);
  --link:#6C8CFF;
  --text:#EAF2FF;
  --text-2:#9DB2CB;
  --text-3:#6B7F97;
  --danger:#FF7A7A;
  --r-card:18px;
  --r-inner:12px;
  --r-btn:12px;
  --r-img:14px;
  --r-pill:999px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --shadow-hover:0 24px 60px rgba(0,0,0,.55),0 0 0 1px rgba(35,208,192,.22);
  --shadow-glow:0 8px 30px rgba(35,208,192,.30);
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--link);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease}
a:hover{color:var(--primary-hover)}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:64px;display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;
  transition:height .25s ease,background-color .25s ease,border-color .25s ease,box-shadow .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{
  height:56px;
  background:rgba(6,10,18,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 34px rgba(0,0,0,.42);
}
.header-inner{display:flex;align-items:center;gap:28px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto}
.brand:hover{color:var(--text)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),#1B8FA8);
  color:#04121A;font-weight:800;font-size:17px;
  box-shadow:0 6px 20px var(--glow);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:10px;font-size:15px;color:var(--text-2);
  transition:color .18s ease,background-color .18s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transition:transform .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--primary)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:11px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text-2);
  display:grid;place-items:center;cursor:pointer;transition:all .18s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(35,208,192,.4);background:rgba(35,208,192,.08)}
.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--primary);color:#04161A;box-shadow:var(--shadow-glow)}
.btn-primary:hover{background:var(--primary-hover);color:#04161A;transform:translateY(-2px);box-shadow:0 12px 36px rgba(35,208,192,.42)}
.btn-primary:active{background:var(--primary-press);transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line-strong)}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:rgba(35,208,192,.07);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{width:100%}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.btn-text i{transition:transform .18s ease}
.btn-text:hover i{transform:translateX(4px)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);font-size:13px;font-weight:600;line-height:1.5;
}
.badge-accent{background:var(--accent-soft);color:var(--accent)}
.badge-primary{background:rgba(35,208,192,.14);color:var(--primary)}
.badge-muted{background:rgba(255,255,255,.06);color:var(--text-2)}

/* ---------- 内页首屏 ---------- */
.page-hero{position:relative;padding:132px 0 58px;overflow:hidden;background:var(--bg)}
.page-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.26;filter:saturate(.85);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(6,10,18,.88) 0%,rgba(6,10,18,.96) 100%),
    radial-gradient(58% 70% at 12% 18%,rgba(35,208,192,.16),transparent 62%);
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{opacity:.6}
.crumb .current{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;letter-spacing:-.02em;
  margin:16px 0 18px;max-width:920px;
}
.hero-lead{color:var(--text-2);font-size:16px;max-width:800px;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- 板块通用 ---------- */
section.block{padding:var(--sec-y) 0;position:relative}
section.block.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700}
.sec-head h2::before{
  content:"";display:block;width:46px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),rgba(35,208,192,0));margin-bottom:16px;
}
.sec-head p{color:var(--text-2);font-size:15px;max-width:640px;margin:12px 0 0}

/* ---------- 数据条 ---------- */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(35,208,192,.28)}
.stat-num{font-size:28px;font-weight:800;color:var(--primary);line-height:1.2}
.stat-num small{font-size:14px;font-weight:600;color:var(--text-2);margin-left:4px}
.stat-label{color:var(--text-2);font-size:14px;margin-top:6px}

/* ---------- 对比表 ---------- */
.table-shell{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow);
}
.table-scroll{overflow-x:auto}
table.compare{width:100%;min-width:900px;border-collapse:separate;border-spacing:0;margin:0}
table.compare thead th{
  background:#0A1120;color:var(--text-2);font-size:14px;font-weight:600;
  padding:16px 18px;text-align:left;white-space:nowrap;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:2;
}
table.compare tbody td{
  padding:18px;border-bottom:1px solid var(--line);font-size:15px;color:var(--text-2);
  vertical-align:middle;
}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:nth-child(even) td{background:rgba(255,255,255,.015)}
table.compare tbody tr:hover td{background:rgba(35,208,192,.055)}
table.compare .cell-name{color:var(--text);font-weight:600}
table.compare th:first-child,table.compare td:first-child{
  position:sticky;left:0;z-index:1;background:#0B1322;min-width:170px;
  box-shadow:1px 0 0 var(--line);
}
table.compare thead th:first-child{z-index:3}
table.compare tbody tr:nth-child(even) td:first-child{background:#0C1424}
table.compare tbody tr:hover td:first-child{background:#10202F}
table.compare .reco{background:rgba(35,208,192,.07)}
table.compare tbody tr:hover .reco{background:rgba(35,208,192,.12)}
table.compare thead th.reco{color:var(--primary);background:#0C1A22}
.th-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  color:var(--accent);background:var(--accent-soft);border-radius:var(--r-pill);
  padding:2px 9px;margin-left:8px;
}
.table-tip{color:var(--text-3);font-size:13px;margin:14px 0 0;display:flex;align-items:center;gap:8px}

/* ---------- 场景双卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(35,208,192,.26)}
.scene-media{position:relative;aspect-ratio:16/9;background:#0A1120;overflow:hidden}
.scene-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease}
.scene-card:hover .scene-media img{transform:scale(1.03)}
.scene-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,18,.05),rgba(6,10,18,.72))}
.scene-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.scene-body h3{font-size:20px;font-weight:600;line-height:1.4}
.scene-body p{color:var(--text-2);font-size:15px;margin:0}
.scene-list{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.scene-list li{display:flex;gap:10px;color:var(--text-2);font-size:14px;line-height:1.7}
.scene-list li i{color:var(--primary);margin-top:7px;font-size:12px}

/* ---------- 节奏流程 ---------- */
.flow{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.flow::before{
  content:"";position:absolute;left:8%;right:8%;top:34px;height:2px;
  background:linear-gradient(90deg,rgba(35,208,192,.05),rgba(35,208,192,.55),rgba(35,208,192,.05));
}
.flow-item{position:relative;padding:0 6px}
.flow-dot{
  width:68px;height:68px;border-radius:20px;display:grid;place-items:center;
  background:#0B1322;border:1px solid rgba(35,208,192,.32);
  color:var(--primary);font-size:22px;position:relative;z-index:2;
  box-shadow:0 0 0 6px rgba(35,208,192,.06);
}
.flow-item h3{font-size:18px;font-weight:600;margin:20px 0 10px}
.flow-item p{color:var(--text-2);font-size:15px;margin:0}
.flow-step{font-size:13px;color:var(--text-3);letter-spacing:.08em;margin-top:10px;display:block}

/* ---------- 表单 ---------- */
.join-wrap{
  display:grid;grid-template-columns:1.15fr .85fr;gap:32px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--shadow);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{margin-bottom:18px}
.form-field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px}
.req{color:var(--accent);margin-left:2px}
.form-control,.form-select{
  width:100%;background:#0A1120;border:1px solid var(--line);color:var(--text);
  border-radius:var(--r-inner);padding:12px 14px;font-size:15px;line-height:1.6;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.form-control::placeholder{color:var(--text-3)}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--primary);background:#0A1120;color:var(--text);
  box-shadow:0 0 0 3px rgba(35,208,192,.18);
}
.form-select option{background:#0A1120;color:var(--text)}
.form-hint{font-size:13px;color:var(--text-3);margin-top:8px}
.form-ok{
  margin-top:16px;padding:12px 16px;border-radius:var(--r-inner);
  background:rgba(35,208,192,.12);border:1px solid rgba(35,208,192,.34);
  color:var(--primary);font-size:14px;
}
.join-side{display:flex;flex-direction:column;gap:16px;border-left:1px solid var(--line);padding-left:32px}
.join-side h3{font-size:19px;font-weight:600}
.side-item{display:flex;gap:12px;align-items:flex-start}
.side-item i{color:var(--primary);margin-top:6px;font-size:14px}
.side-item h4{font-size:15px;font-weight:600;margin:0 0 4px}
.side-item p{color:var(--text-2);font-size:14px;margin:0}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;
}
.faq .accordion-button{
  background:transparent;color:var(--text);font-size:16px;font-weight:600;
  padding:20px 22px;box-shadow:none;gap:14px;line-height:1.6;
}
.faq .accordion-button:not(.collapsed){color:var(--primary);background:rgba(35,208,192,.05)}
.faq .accordion-button:focus{box-shadow:0 0 0 2px rgba(35,208,192,.35);z-index:3}
.faq .accordion-button::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:14px;
  background-image:none;width:auto;height:auto;color:var(--primary);
  transition:transform .22s ease;margin-left:auto;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(180deg)}
.faq .accordion-body{color:var(--text-2);font-size:15px;padding:0 22px 22px;border-top:1px solid var(--line);padding-top:18px}
.faq .q-num{
  display:inline-grid;place-items:center;width:26px;height:26px;border-radius:9px;
  background:rgba(35,208,192,.12);color:var(--primary);font-size:13px;font-weight:700;flex:0 0 auto;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  border:1px solid rgba(35,208,192,.24);
  background:#0A1120;padding:52px 40px;
}
.cta-band-img{
  position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(70% 120% at 88% 10%,rgba(35,208,192,.22),transparent 60%),
             linear-gradient(90deg,rgba(10,17,32,.94),rgba(10,17,32,.76));
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;max-width:620px}
.cta-inner p{color:var(--text-2);font-size:15px;margin:12px 0 0;max-width:600px}

/* ---------- 页脚 ---------- */
.site-footer{background:#050810;border-top:1px solid var(--line);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.85;max-width:330px;margin:0}
.footer-col h4{font-size:15px;font-weight:600;margin:0 0 16px}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col span{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:48px;padding-top:22px;
  color:var(--text-3);font-size:13px;
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;padding:9px 16px;font-size:13px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:rgba(255,255,255,.04);
  color:var(--text-2);cursor:pointer;transition:all .18s ease;
}
.to-top:hover{color:var(--primary);border-color:rgba(35,208,192,.4);transform:translateY(-2px)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,12,.6);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:1200;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:310px;max-width:86vw;z-index:1300;
  background:#0A1120;border-left:1px solid var(--line);
  transform:translateX(105%);transition:transform .28s ease;
  padding:22px;display:flex;flex-direction:column;gap:22px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  padding:12px 14px;border-radius:var(--r-inner);color:var(--text-2);font-size:15px;
}
.drawer-nav a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.drawer-nav a.active{color:var(--primary);background:rgba(35,208,192,.09)}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  :root{--sec-y:84px}
}
@media (max-width:1199px){
  .nav-links a{padding:9px 11px;font-size:14px}
}
@media (max-width:991px){
  :root{--sec-y:72px}
  .nav-links,.nav-right .btn{display:none}
  .burger{display:grid;place-items:center}
  .header-inner{gap:16px}
  .stats-strip{grid-template-columns:repeat(2,1fr)}
  .join-wrap{grid-template-columns:1fr;padding:26px}
  .join-side{border-left:none;border-top:1px solid var(--line);padding-left:0;padding-top:24px}
  .scene-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr;gap:32px}
  .flow::before{left:33px;right:auto;top:0;bottom:0;width:2px;height:auto;background:linear-gradient(180deg,rgba(35,208,192,.55),rgba(35,208,192,.05))}
  .cta-band{padding:38px 26px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  :root{--sec-y:56px}
  .page-hero{padding:110px 0 46px}
  .container{padding-left:20px;padding-right:20px}
  .form-row{grid-template-columns:1fr}
  .sec-head{margin-bottom:28px}
  .table-shell{border-radius:var(--r-inner)}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .stats-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .brand-text{font-size:16px}
  .hero-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}