/* roulang page: index */
:root{
  --bg:#07111f;
  --bg-2:#0b1d32;
  --bg-3:#102a45;
  --panel:rgba(255,255,255,.06);
  --panel-strong:rgba(255,255,255,.10);
  --line:rgba(120,215,255,.18);
  --primary:#2ea8ff;
  --primary-2:#5b7cff;
  --accent:#35e0d0;
  --warm:#ffb84d;
  --lv-normal:#9fb3c8;
  --lv-member:#4fd1ff;
  --lv-senior:#7c8cff;
  --lv-vip:#ffcf66;
  --text:#eaf6ff;
  --muted:#9fb6cc;
  --dim:#6f8aa3;
  --ok:#34d399;
  --warn:#fbbf24;
  --err:#fb7185;
  --lock:#8ea6bd;
  --radius-card:18px;
  --radius-panel:22px;
  --radius-btn:12px;
  --shadow-card:0 10px 40px rgba(0,0,0,.35);
  --shadow-float:0 18px 60px rgba(0,0,0,.45);
  --shadow-glow:0 0 24px rgba(46,168,255,.42);
  --font:system-ui,-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -8%,rgba(46,168,255,.16),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(91,124,255,.14),transparent 60%),
    linear-gradient(180deg,#07111f 0%,#081827 42%,#07111f 100%);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:12px;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:#7ecbff;}
button,input,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:750;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px;}
::selection{background:rgba(46,168,255,.32);}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;position:relative;}
.section-tight{padding:72px 0;}
.section-head{max-width:820px;margin-bottom:44px;}
.section-head h2{font-size:clamp(28px,3vw,38px);line-height:1.25;font-weight:750;letter-spacing:-.01em;}
.section-head p{margin-top:14px;color:var(--muted);font-size:16.5px;line-height:1.8;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;margin-bottom:18px;
  border-radius:999px;border:1px solid var(--line);
  background:var(--panel);color:var(--accent);
  font-size:13px;letter-spacing:.06em;font-weight:600;
}
.glass{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.deco-dots{
  position:absolute;inset:0;pointer-events:none;opacity:.5;z-index:0;
  background-image:radial-gradient(rgba(120,215,255,.10) 1px,transparent 1px);
  background-size:26px 26px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
}
.deco-wave{
  position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(120,215,255,.5),transparent);
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,17,31,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,168,255,.55),rgba(53,224,208,.35),transparent);
}
.nav{
  height:72px;display:flex;align-items:center;gap:22px;justify-content:space-between;
}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  display:grid;place-items:center;
  box-shadow:var(--shadow-glow);
}
.logo-mark svg{width:20px;height:20px;}
.logo-text{
  font-size:17px;font-weight:800;letter-spacing:.01em;color:var(--text);
  white-space:nowrap;
}
.logo-text em{font-style:normal;color:var(--primary);}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--dim);letter-spacing:.14em;margin-top:-2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-links a{
  position:relative;display:inline-block;
  padding:9px 15px;border-radius:10px;
  color:var(--muted);font-size:15px;font-weight:600;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);background:var(--panel);}
.nav-links a.active{color:#fff;background:rgba(46,168,255,.13);box-shadow:inset 0 0 0 1px rgba(46,168,255,.34);}
.nav-links a.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:-19px;width:26px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  box-shadow:0 0 12px rgba(46,168,255,.9);
}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  border:1px solid rgba(52,211,153,.35);
  background:rgba(52,211,153,.10);
  color:#8ef0c4;font-size:12.5px;font-weight:600;white-space:nowrap;
}
.status-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 10px rgba(52,211,153,.9);animation:blink 2.4s infinite ease-in-out;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
.countdown-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 13px;border-radius:999px;
  border:1px solid rgba(255,184,77,.34);
  background:linear-gradient(135deg,rgba(255,184,77,.16),rgba(255,184,77,.05));
  color:#ffd79a;font-size:12.5px;font-weight:600;white-space:nowrap;
}
.countdown-chip b{
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
  letter-spacing:.03em;color:#fff;font-weight:700;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,filter .22s ease,border-color .22s ease;
}
.btn svg{width:16px;height:16px;flex-shrink:0;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#fff;box-shadow:0 0 32px rgba(46,168,255,.55);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-ghost{
  background:var(--panel);color:var(--text);border-color:var(--line);
}
.btn-ghost:hover{background:var(--panel-strong);border-color:var(--primary);transform:translateY(-1px);color:#fff;}
.btn-ghost:active{transform:translateY(0) scale(.98);}
.btn-text{
  background:none;border:0;padding:6px 0;color:var(--primary);font-weight:700;
}
.btn-text:hover{color:#8fd4ff;text-decoration:underline;text-underline-offset:4px;}
.btn-text svg{transition:transform .2s ease;}
.btn-text:hover svg{transform:translateX(4px);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  background:var(--panel);border:1px solid var(--line);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:120;
  padding:26px 22px 34px;
  background:linear-gradient(180deg,rgba(11,29,50,.98),rgba(7,17,31,.99));
  border-left:1px solid var(--line);
  box-shadow:var(--shadow-float);
  transform:translateX(102%);
  transition:transform .3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;background:var(--panel);
  border:1px solid var(--line);color:var(--text);cursor:pointer;font-size:18px;line-height:1;
}
.drawer-links{display:flex;flex-direction:column;gap:6px;}
.drawer-links a{
  padding:13px 14px;border-radius:12px;color:var(--muted);font-weight:600;
  border:1px solid transparent;
}
.drawer-links a:hover{background:var(--panel);color:var(--text);}
.drawer-links a.active{
  color:#fff;background:rgba(46,168,255,.14);border-color:rgba(46,168,255,.34);
}
.drawer-foot{margin-top:auto;padding-top:22px;display:flex;flex-direction:column;gap:12px;}
.drawer-mask{
  position:fixed;inset:0;z-index:110;background:rgba(3,8,16,.62);
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ============ Hero ============ */
.hero{
  position:relative;padding:88px 0 72px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(7,17,31,.72),rgba(7,17,31,.94)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(120,215,255,.12) 1px,transparent 1px);
  background-size:30px 30px;
  mask-image:radial-gradient(700px 420px at 22% 30%,rgba(0,0,0,.8),transparent 72%);
  -webkit-mask-image:radial-gradient(700px 420px at 22% 30%,rgba(0,0,0,.8),transparent 72%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:44px;align-items:start;
}
.hero h1{
  font-size:clamp(40px,5vw,64px);
  font-weight:800;line-height:1.15;letter-spacing:-.02em;
  margin:8px 0 20px;
}
.hero h1 span{
  background:linear-gradient(120deg,var(--primary),var(--accent) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:18px;color:var(--muted);line-height:1.8;max-width:60ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-note{
  margin-top:20px;font-size:13.5px;color:var(--dim);
  display:flex;align-items:center;gap:8px;
}
.hero-note svg{width:15px;height:15px;color:var(--accent);flex-shrink:0;}
.trust-bar{
  position:relative;z-index:1;
  margin-top:56px;padding-top:26px;
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
}
.trust-item b{
  display:block;font-size:24px;font-weight:800;letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;color:#fff;
}
.trust-item span{display:block;margin-top:4px;font-size:13.5px;color:var(--muted);}
.status-panel{padding:26px;position:relative;overflow:hidden;}
.status-panel::after{
  content:"";position:absolute;top:-70px;right:-70px;width:180px;height:180px;
  border-radius:50%;background:radial-gradient(circle,rgba(46,168,255,.28),transparent 68%);
  filter:blur(8px);
}
.status-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.status-panel-head h3{font-size:19px;font-weight:700;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:999px;font-size:12px;font-weight:700;
  border:1px solid var(--line);background:var(--panel);color:var(--muted);
}
.tag-warm{background:linear-gradient(135deg,rgba(255,184,77,.24),rgba(255,184,77,.06));color:#ffd79a;border-color:rgba(255,184,77,.36);}
.tag-primary{background:rgba(46,168,255,.16);color:#a5dcff;border-color:rgba(46,168,255,.42);}
.tag-ok{background:rgba(52,211,153,.14);color:#8ef0c4;border-color:rgba(52,211,153,.34);}
.tag-lock{background:rgba(142,166,189,.14);color:#b6c8d8;border-color:rgba(142,166,189,.3);}
.status-list{margin-top:20px;display:flex;flex-direction:column;gap:2px;}
.status-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 0;border-bottom:1px dashed rgba(120,215,255,.14);
  font-size:14.5px;
}
.status-row:last-child{border-bottom:0;}
.status-row span{color:var(--muted);}
.status-row b{color:var(--text);font-weight:700;}
.progress-wrap{margin-top:20px;}
.progress-label{display:flex;justify-content:space-between;font-size:13px;color:var(--dim);margin-bottom:9px;}
.progress-track{height:9px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.progress-bar{
  height:100%;width:62%;border-radius:999px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  box-shadow:0 0 18px rgba(46,168,255,.6);
}
.status-cta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 权益对比表 ============ */
.table-panel{padding:8px;overflow:hidden;}
.table-scroll{overflow-x:auto;border-radius:16px;-webkit-overflow-scrolling:touch;}
table.compare{
  width:100%;min-width:880px;border-collapse:separate;border-spacing:0;
  font-size:14.5px;
}
table.compare th,table.compare td{
  padding:16px 18px;text-align:center;border-bottom:1px solid rgba(120,215,255,.12);
  white-space:nowrap;
}
table.compare thead th{
  position:sticky;top:0;z-index:3;
  background:#0b1d32;color:var(--muted);font-size:13.5px;font-weight:700;
  letter-spacing:.04em;border-bottom:1px solid var(--line);
}
table.compare th:first-child,table.compare td:first-child{
  position:sticky;left:0;z-index:2;
  text-align:left;min-width:190px;
  background:#0b1d32;color:var(--text);font-weight:600;
}
table.compare thead th:first-child{z-index:4;}
table.compare tbody tr:hover td{background:rgba(255,255,255,.045);}
table.compare tbody tr:hover td:first-child{background:#122a45;}
table.compare tbody tr:last-child td{border-bottom:0;}
.col-rec{background:rgba(46,168,255,.10)!important;box-shadow:inset 0 0 0 1px rgba(46,168,255,.42);}
th.col-rec{color:#a5dcff!important;}
.rec-flag{
  display:inline-block;margin-left:8px;padding:2px 9px;border-radius:999px;
  font-size:11px;font-weight:700;color:#3a2400;
  background:linear-gradient(135deg,#ffd88a,var(--warm));
}
.mark{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:600;font-size:13.5px;}
.mark-yes{color:#67e8c3;}
.mark-no{color:var(--dim);}
.mark-part{color:#ffd79a;}
.mark svg{width:15px;height:15px;}
.table-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 18px 16px;
}
.table-foot p{font-size:13.5px;color:var(--dim);}

/* ============ 等级亮点 ============ */
.level-grid{
  display:grid;grid-template-columns:minmax(0,1.42fr) minmax(0,1fr);
  gap:24px;align-items:stretch;
}
.level-col{display:grid;gap:24px;}
.level-card{
  position:relative;padding:28px;border-radius:var(--radius-panel);
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--shadow-card);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.level-card:hover{transform:translateY(-3px);border-color:rgba(120,215,255,.4);box-shadow:0 18px 52px rgba(0,0,0,.45);}
.level-card.featured{
  border-color:rgba(46,168,255,.55);
  box-shadow:0 0 0 1px rgba(46,168,255,.32),0 18px 60px rgba(12,60,120,.5);
  background:linear-gradient(160deg,rgba(46,168,255,.13),rgba(255,255,255,.05) 58%);
}
.level-card.featured::after{
  content:"";position:absolute;right:-60px;bottom:-60px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,208,.24),transparent 66%);filter:blur(6px);
}
.level-card-top{display:flex;align-items:center;gap:12px;position:relative;z-index:1;}
.level-badge{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;flex-shrink:0;
  font-weight:800;font-size:16px;
}
.lv-member{background:rgba(79,209,255,.16);color:var(--lv-member);border:1px solid rgba(79,209,255,.4);}
.lv-senior{background:rgba(124,140,255,.18);color:var(--lv-senior);border:1px solid rgba(124,140,255,.45);}
.lv-vip{background:rgba(255,207,102,.16);color:var(--lv-vip);border:1px solid rgba(255,207,102,.42);}
.level-card h3{font-size:20px;font-weight:750;position:relative;z-index:1;}
.level-card.featured h3{font-size:24px;}
.level-desc{margin-top:14px;color:var(--muted);font-size:15px;position:relative;z-index:1;}
.chip-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px;position:relative;z-index:1;}
.chip{
  padding:6px 12px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--muted);
}
.level-card.featured .chip{background:rgba(46,168,255,.14);color:#bde6ff;border-color:rgba(46,168,255,.34);}
.level-foot{
  margin-top:auto;padding-top:22px;position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.price-line{font-size:13px;color:var(--dim);}
.price-line b{display:block;font-size:19px;color:#fff;font-weight:800;}

/* ============ 专属内容预览 ============ */
.content-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.content-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--panel);box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.content-card:hover{transform:translateY(-4px);border-color:rgba(120,215,255,.42);box-shadow:0 20px 54px rgba(0,0,0,.5);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,17,31,.06),rgba(7,17,31,.72));
}
.card-badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 11px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(7,17,31,.72);border:1px solid var(--line);color:#bde6ff;
  backdrop-filter:blur(6px);
}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:17.5px;font-weight:700;line-height:1.45;}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.7;}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid rgba(120,215,255,.13);
  font-size:13.5px;
}
.card-foot .state{display:inline-flex;align-items:center;gap:6px;color:var(--ok);font-weight:600;}
.card-foot .state.locked{color:var(--lock);}
.card-foot svg{width:14px;height:14px;}
.content-card.is-locked .card-media img{filter:blur(4px) brightness(.62);}
.lock-overlay{
  position:absolute;inset:0;z-index:3;display:grid;place-items:center;gap:8px;
  background:linear-gradient(180deg,rgba(7,17,31,.42),rgba(7,17,31,.74));
}
.lock-icon{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:rgba(7,17,31,.7);border:1px solid var(--line);color:#cfe4f5;
}
.lock-icon svg{width:20px;height:20px;}

/* ============ 最新信息 ============ */
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;}
.news-list{display:flex;flex-direction:column;gap:18px;}
.news-item{
  display:grid;grid-template-columns:118px minmax(0,1fr);gap:22px;
  padding:22px 24px;border-radius:var(--radius-card);
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--shadow-card);position:relative;
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.news-item:hover{transform:translateX(4px);border-color:rgba(120,215,255,.42);background:var(--panel-strong);}
.news-item::before{
  content:"";position:absolute;left:-1px;top:26px;bottom:26px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),transparent);
  opacity:.7;
}
.news-time{font-size:13px;color:var(--dim);line-height:1.6;}
.news-time b{display:block;font-size:15px;color:#cfe4f5;font-weight:700;font-variant-numeric:tabular-nums;}
.news-main h3{font-size:18px;font-weight:700;line-height:1.5;}
.news-main h3 a{color:var(--text);}
.news-main h3 a:hover{color:var(--primary);}
.news-main p{margin-top:9px;font-size:14.5px;color:var(--muted);line-height:1.72;}
.news-meta{margin-top:13px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12.5px;color:var(--dim);}
.news-meta .cat{
  padding:3px 10px;border-radius:999px;
  background:rgba(46,168,255,.13);color:#a5dcff;border:1px solid rgba(46,168,255,.3);
  font-weight:600;
}
.news-side{padding:24px;position:sticky;top:96px;}
.news-side h3{font-size:17px;font-weight:700;margin-bottom:16px;}
.side-list{display:flex;flex-direction:column;gap:12px;}
.side-list a{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--muted);line-height:1.6;
}
.side-list a::before{
  content:"";width:6px;height:6px;border-radius:50%;margin-top:8px;flex-shrink:0;
  background:var(--primary);box-shadow:0 0 10px rgba(46,168,255,.8);
}
.side-list a:hover{color:var(--text);}
.empty-state{
  padding:52px 30px;text-align:center;border-radius:var(--radius-card);
  background:var(--panel);border:1px dashed rgba(120,215,255,.28);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:16px;display:grid;place-items:center;
  background:rgba(46,168,255,.12);border:1px solid var(--line);color:var(--primary);
}
.empty-state .empty-icon svg{width:24px;height:24px;}
.empty-state p{color:var(--muted);font-size:15px;}
.empty-state .btn{margin-top:20px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:960px;}
.faq-item{
  border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--panel);box-shadow:var(--shadow-card);overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:rgba(46,168,255,.42);background:var(--panel-strong);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:16.5px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  width:28px;height:28px;flex-shrink:0;border-radius:9px;display:grid;place-items:center;
  background:rgba(46,168,255,.14);border:1px solid var(--line);color:var(--primary);
  transition:transform .24s ease,background .24s ease;
}
.faq-icon svg{width:14px;height:14px;}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:rgba(46,168,255,.28);}
.faq-body{padding:0 24px 24px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.faq-body ul{margin-top:10px;display:flex;flex-direction:column;gap:7px;}
.faq-body li{position:relative;padding-left:18px;}
.faq-body li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:2px;border-radius:2px;background:var(--accent);
}

/* ============ 开通会员 CTA ============ */
.join-panel{
  padding:44px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);
  gap:44px;align-items:start;position:relative;overflow:hidden;
  background-image:linear-gradient(120deg,rgba(11,29,50,.94),rgba(7,17,31,.92)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.join-panel::before{
  content:"";position:absolute;left:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,168,255,.22),transparent 68%);filter:blur(10px);
}
.join-left{position:relative;z-index:1;}
.join-left h2{font-size:clamp(26px,2.8vw,34px);line-height:1.3;}
.join-left p{margin-top:16px;color:var(--muted);font-size:16px;max-width:52ch;}
.join-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.join-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:#cfe4f5;}
.join-points svg{width:17px;height:17px;color:var(--accent);flex-shrink:0;margin-top:4px;}
.join-trust{margin-top:26px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:18px;}
.join-trust span{font-size:13px;color:var(--dim);display:inline-flex;align-items:center;gap:7px;}
.join-trust svg{width:14px;height:14px;color:var(--accent);}
.join-form{
  position:relative;z-index:1;padding:26px;border-radius:var(--radius-panel);
  background:rgba(255,255,255,.07);border:1px solid var(--line);box-shadow:var(--shadow-float);
}
.join-form h3{font-size:19px;font-weight:750;margin-bottom:6px;}
.join-form .form-hint{font-size:13.5px;color:var(--dim);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;color:var(--muted);margin-bottom:8px;font-weight:600;}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:12px;
  background:rgba(7,17,31,.62);border:1px solid var(--line);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
}
.field input::placeholder{color:var(--dim);}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);background:rgba(7,17,31,.85);
  box-shadow:0 0 0 3px rgba(46,168,255,.18);
}
.field select{background-image:linear-gradient(45deg,transparent 50%,#8fb8d6 50%),linear-gradient(135deg,#8fb8d6 50%,transparent 50%);
  background-position:calc(100% - 20px) 22px,calc(100% - 15px) 22px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.code-row{display:flex;gap:10px;}
.code-row input{flex:1;}
.code-row .btn{white-space:nowrap;padding:13px 16px;}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:6px 0 20px;font-size:13px;color:var(--muted);line-height:1.65;}
.check-row input{width:16px;height:16px;margin-top:3px;accent-color:var(--primary);flex-shrink:0;}
.form-note{margin-top:14px;font-size:12.5px;color:var(--dim);line-height:1.65;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:20px;
  background:linear-gradient(180deg,rgba(11,29,50,.72),rgba(5,12,22,.96));
  border-top:1px solid var(--line);
  padding:72px 0 34px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,168,255,.55),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.8;max-width:34ch;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:#fff;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--primary);}
.footer-col li span{font-size:14px;color:var(--muted);}
.footer-bottom{
  margin-top:46px;padding-top:24px;border-top:1px solid rgba(120,215,255,.14);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:var(--dim);
}
.back-top{
  position:fixed;right:22px;bottom:26px;z-index:70;
  width:46px;height:46px;border-radius:14px;cursor:pointer;
  background:var(--panel-strong);border:1px solid var(--line);color:var(--text);
  display:grid;place-items:center;backdrop-filter:blur(10px);
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.back-top:hover{transform:translateY(-3px);border-color:var(--primary);background:rgba(46,168,255,.18);}
.back-top svg{width:18px;height:18px;}
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  height:56px;padding:0 16px calc(env(safe-area-inset-bottom,0px));
  align-items:center;gap:12px;
  background:rgba(7,17,31,.94);border-top:1px solid var(--line);
  backdrop-filter:blur(12px);
}
.mobile-cta .mc-info{flex:1;min-width:0;}
.mobile-cta .mc-info b{display:block;font-size:14px;color:#fff;font-weight:700;}
.mobile-cta .mc-info span{display:block;font-size:11.5px;color:var(--dim);}
.mobile-cta .btn{flex-shrink:0;padding:11px 18px;font-size:14px;}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{padding:0 28px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .hero{padding:64px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-right .countdown-chip{display:none;}
  .trust-bar{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .level-grid{grid-template-columns:1fr;}
  .content-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:1fr;}
  .news-side{position:static;}
  .join-panel{grid-template-columns:1fr;gap:32px;padding:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
  body{font-size:16px;padding-bottom:56px;}
  .section{padding:56px 0;padding:56px 0;}
  .hero h1{font-size:clamp(30px,8vw,40px);}
  .hero-sub{font-size:16.5px;}
  .section-head{margin-bottom:32px;}
  .section-head p{font-size:15.5px;}
  .status-panel{padding:22px;}
  .trust-bar{margin-top:40px;}
  .trust-item b{font-size:21px;}
  .content-grid{grid-template-columns:1fr;gap:18px;}
  .content-card{min-width:0;}
  .news-item{grid-template-columns:1fr;gap:12px;padding:20px;}
  .news-time{display:flex;align-items:center;gap:10px;}
  .news-time b{display:inline;font-size:14px;}
  .join-panel{padding:26px 22px;}
  .join-form{padding:22px;}
  .mobile-cta{display:flex;}
  .back-top{bottom:74px;right:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{font-size:12.5px;}
  .faq-item summary{padding:18px 20px;font-size:15.8px;}
  .faq-body{padding:0 20px 20px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .logo-text{font-size:15.5px;}
  .logo-sub{font-size:10px;letter-spacing:.1em;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .status-cta{flex-direction:column;align-items:stretch;}
  .status-cta .btn{width:100%;}
  .trust-bar{grid-template-columns:1fr 1fr;gap:16px;}
  .join-trust{gap:12px;}
  .join-trust span{font-size:12.5px;}
  .code-row{flex-direction:column;}
  .code-row .btn{width:100%;}
}

/* roulang page: article */
:root{
  --bg:#07111f;
  --bg-2:#0b1d32;
  --bg-3:#102a45;
  --panel:rgba(255,255,255,.06);
  --panel-strong:rgba(255,255,255,.10);
  --line:rgba(120,215,255,.18);
  --line-strong:rgba(120,215,255,.34);
  --primary:#2ea8ff;
  --primary-2:#5b7cff;
  --accent:#35e0d0;
  --warm:#ffb84d;
  --lv-normal:#9fb3c8;
  --lv-member:#4fd1ff;
  --lv-pro:#7c8cff;
  --lv-vip:#ffcf66;
  --text:#eaf6ff;
  --muted:#9fb6cc;
  --dim:#6f8aa3;
  --ok:#34d399;
  --warn:#fbbf24;
  --err:#fb7185;
  --lock:#8ea6bd;
  --radius-card:18px;
  --radius-panel:22px;
  --radius-btn:12px;
  --shadow-card:0 10px 40px rgba(0,0,0,.35);
  --shadow-float:0 18px 60px rgba(0,0,0,.45);
  --glow:0 0 24px rgba(46,168,255,.42);
  --container:1240px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(46,168,255,.16), transparent 62%),
    radial-gradient(900px 520px at 92% 4%, rgba(53,224,208,.12), transparent 60%),
    linear-gradient(180deg,#07111f 0%,#0a1a2e 46%,#07111f 100%);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
p{margin:0}
::selection{background:rgba(46,168,255,.32)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.glass{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}

/* ---------- 顶部阅读进度 ---------- */
.read-progress{
  position:fixed;top:0;left:0;height:2px;width:0;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  z-index:120;box-shadow:0 0 12px rgba(46,168,255,.7);
  transition:width .12s linear;
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(7,17,31,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,168,255,.7),rgba(53,224,208,.6),transparent);
  opacity:.7;
}
.nav{display:flex;align-items:center;gap:26px;height:72px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:var(--glow);
}
.logo-mark svg{width:21px;height:21px}
.logo-text{display:block;font-size:17px;font-weight:800;letter-spacing:-.02em;line-height:1.2;white-space:nowrap}
.logo-text em{font-style:normal;color:var(--primary)}
.logo-sub{display:block;font-size:11px;color:var(--dim);letter-spacing:.14em;line-height:1.5}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:8px}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:10px;
  font-size:15px;color:var(--muted);transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--text);background:var(--panel)}
.nav-links a.active{color:var(--text);background:var(--panel-strong)}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent));
  box-shadow:0 0 10px rgba(46,168,255,.8);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;
  font-size:12.5px;color:var(--accent);background:rgba(53,224,208,.1);
  border:1px solid rgba(53,224,208,.28);white-space:nowrap;
}
.status-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.countdown-chip{
  display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
  font-size:12.5px;color:var(--warm);background:rgba(255,184,77,.1);
  border:1px solid rgba(255,184,77,.3);white-space:nowrap;
}
.countdown-chip b{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.02em}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .18s,box-shadow .18s,background .18s,border-color .18s,color .18s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 30px rgba(46,168,255,.55)}
.btn-primary:active{transform:translateY(0) scale(.99);box-shadow:inset 0 0 12px rgba(0,0,0,.24)}
.btn-ghost{
  background:var(--panel);border-color:var(--line);color:var(--text);
}
.btn-ghost:hover{border-color:var(--primary);background:var(--panel-strong)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:700;font-size:14.5px;
  transition:gap .2s,color .2s;
}
.btn-text:hover{gap:11px;color:var(--accent)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:11px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--text);
  transform:translateX(-50%);transition:transform .2s,opacity .2s;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);z-index:130;
  background:linear-gradient(180deg,rgba(11,29,50,.98),rgba(7,17,31,.98));
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s ease;
  padding:22px;display:flex;flex-direction:column;gap:16px;
  box-shadow:var(--shadow-float);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:36px;height:36px;border-radius:10px;background:var(--panel);border:1px solid var(--line);
  cursor:pointer;font-size:18px;line-height:1;display:grid;place-items:center;color:var(--muted);
}
.drawer-close:hover{color:var(--text);border-color:var(--primary)}
.drawer nav{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.drawer nav a{
  padding:12px 14px;border-radius:12px;background:var(--panel);border:1px solid transparent;
  font-size:15.5px;color:var(--text);
}
.drawer nav a:hover,.drawer nav a.active{border-color:var(--line-strong);background:var(--panel-strong)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.overlay{
  position:fixed;inset:0;background:rgba(3,8,16,.62);z-index:125;opacity:0;pointer-events:none;
  transition:opacity .25s;
}
.overlay.open{opacity:1;pointer-events:auto}

/* ---------- 页头区 ---------- */
.article-hero{
  position:relative;padding:56px 0 34px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(7,17,31,.86),rgba(7,17,31,.96)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(120,215,255,.09) 1px,transparent 1px);
  background-size:22px 22px;opacity:.6;pointer-events:none;
}
.breadcrumb{
  position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  font-size:13px;color:var(--dim);margin-bottom:20px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:rgba(120,215,255,.42)}
.breadcrumb .current{color:var(--text);opacity:.86}
.article-tagrow{position:relative;display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;color:var(--muted);background:var(--panel);border:1px solid var(--line);
}
.tag.tag-primary{color:var(--primary);border-color:rgba(46,168,255,.36);background:rgba(46,168,255,.1)}
.tag.tag-warm{color:var(--warm);border-color:rgba(255,184,77,.34);background:rgba(255,184,77,.09)}
.tag.tag-ok{color:var(--ok);border-color:rgba(52,211,153,.32);background:rgba(52,211,153,.09)}
.article-title{
  position:relative;font-size:clamp(30px,4vw,50px);font-weight:800;line-height:1.2;
  letter-spacing:-.02em;max-width:22em;
}
.article-meta{
  position:relative;display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;
  font-size:13.5px;color:var(--muted);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px}
.article-meta svg{width:15px;height:15px;stroke:var(--primary);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.cover-wrap{position:relative;margin-top:30px;border-radius:var(--radius-panel);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.cover-wrap img{width:100%;height:clamp(200px,32vw,380px);object-fit:cover}
.cover-wrap::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,17,31,0) 46%,rgba(7,17,31,.72) 100%);
}

/* ---------- 布局 ---------- */
.section{padding:64px 0}
.section-tight{padding:40px 0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:34px;align-items:start}

/* ---------- 正文 ---------- */
.article-body{
  padding:38px 40px 44px;max-width:820px;font-size:17.5px;line-height:1.85;color:#dceaf7;
}
.article-body > * + *{margin-top:1em}
.article-body h2{
  font-size:clamp(22px,2.2vw,28px);font-weight:750;line-height:1.35;color:#fff;
  margin-top:2em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--accent));
}
.article-body h3{font-size:20px;font-weight:700;margin-top:1.7em;color:#f2f9ff}
.article-body h4{font-size:17px;font-weight:700;margin-top:1.4em;color:#e6f3ff}
.article-body p{color:#d5e6f5}
.article-body a{color:var(--primary);border-bottom:1px dashed rgba(46,168,255,.5)}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.article-body ul,.article-body ol{padding-left:0;display:flex;flex-direction:column;gap:9px}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:22px;color:#d5e6f5;
}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 0 8px rgba(46,168,255,.6);
}
.article-body ol{counter-reset:item}
.article-body ol li{counter-increment:item}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:.1em;
  width:20px;height:20px;border-radius:6px;display:grid;place-items:center;
  font-size:11.5px;font-weight:700;color:var(--primary);
  background:rgba(46,168,255,.12);border:1px solid rgba(46,168,255,.3);
}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;border-left:3px solid var(--primary);
  background:var(--panel);border-radius:0 14px 14px 0;color:#cfe3f4;
}
.article-body img{border-radius:12px;margin:1.4em 0;box-shadow:var(--shadow-card)}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15.5px;overflow:hidden;border-radius:12px}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:rgba(46,168,255,.1);color:#fff;font-weight:700}
.article-body tr:hover td{background:rgba(255,255,255,.03)}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;
  background:rgba(46,168,255,.12);border:1px solid var(--line);border-radius:6px;padding:2px 6px;color:#bfe6ff;
}
.article-body pre{
  margin:1.4em 0;padding:18px;border-radius:14px;overflow:auto;
  background:rgba(4,12,22,.85);border:1px solid var(--line);
}
.article-body pre code{background:none;border:0;padding:0;color:#c9e7ff}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0}

/* 空态 */
.empty-state{
  text-align:center;padding:56px 20px;display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state .empty-icon{
  width:64px;height:64px;border-radius:20px;display:grid;place-items:center;
  background:rgba(142,166,189,.14);border:1px solid rgba(142,166,189,.32);
}
.empty-state .empty-icon svg{width:30px;height:30px;stroke:var(--lock);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.empty-state h3{font-size:20px;color:#fff}
.empty-state p{color:var(--muted);font-size:15px;max-width:34em;margin:0 auto}

/* ---------- 侧栏 ---------- */
.side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{padding:22px;border-radius:var(--radius-card);background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow-card)}
.side-card h3{font-size:16.5px;margin-bottom:14px;color:#fff}
.side-list{display:flex;flex-direction:column;gap:10px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 13px;border-radius:12px;background:rgba(255,255,255,.04);
  border:1px solid transparent;font-size:14.5px;color:var(--muted);transition:all .2s;
}
.side-list a:hover{border-color:var(--line-strong);background:var(--panel-strong);color:var(--text);transform:translateX(2px)}
.side-list a svg{width:15px;height:15px;stroke:var(--primary);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.side-note{font-size:13.5px;color:var(--dim);line-height:1.7}
.side-cta{
  padding:24px;border-radius:var(--radius-card);
  background:linear-gradient(160deg,rgba(46,168,255,.18),rgba(91,124,255,.12));
  border:1px solid rgba(46,168,255,.4);box-shadow:var(--glow);
  display:flex;flex-direction:column;gap:13px;
}
.side-cta h3{font-size:17px;color:#fff;margin:0}
.side-cta p{font-size:13.5px;color:var(--muted);margin:0}
.side-cta .btn{width:100%}
.mini-tags{display:flex;flex-wrap:wrap;gap:8px}
.mini-tags span{
  font-size:12px;color:var(--muted);padding:4px 10px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}

/* ---------- 相关推荐 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:750}
.sec-head p{color:var(--muted);font-size:14.5px;margin-top:8px}
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rec-card{
  display:flex;flex-direction:column;border-radius:var(--radius-card);overflow:hidden;
  background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow-card);
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
.rec-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 18px 50px rgba(0,0,0,.45)}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.rec-card:hover .rec-thumb img{transform:scale(1.05)}
.rec-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,17,31,0) 40%,rgba(7,17,31,.78) 100%)}
.rec-thumb .badge{
  position:absolute;top:12px;left:12px;z-index:2;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:700;color:#06131f;background:linear-gradient(135deg,var(--warm),#ffd489);
}
.rec-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-body h3{font-size:17px;line-height:1.5;color:#fff}
.rec-body p{font-size:14px;color:var(--muted);line-height:1.75;flex:1}
.rec-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--dim)}

/* ---------- 文末 CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-panel);
  border:1px solid rgba(46,168,255,.36);
  background:linear-gradient(135deg,rgba(46,168,255,.16),rgba(53,224,208,.08)),var(--panel);
  box-shadow:var(--shadow-float);
  padding:46px;display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,168,255,.34),transparent 68%);pointer-events:none;
}
.cta-panel h2{font-size:clamp(24px,2.8vw,34px);font-weight:750;position:relative}
.cta-panel p{color:var(--muted);margin-top:12px;font-size:15.5px;position:relative}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;position:relative}
.cta-tags span{
  font-size:12.5px;color:#cfe8fb;padding:6px 13px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid var(--line);
}
.cta-form{position:relative;display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;color:var(--muted)}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:12px;color:var(--text);
  background:rgba(255,255,255,.06);border:1px solid var(--line);outline:none;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field input::placeholder{color:var(--dim)}
.field input:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(46,168,255,.18);background:rgba(255,255,255,.09)}
.field select option{background:#0b1d32;color:#eaf6ff}
.checkline{display:flex;align-items:flex-start;gap:9px;font-size:12.8px;color:var(--dim);line-height:1.65}
.checkline input{width:16px;height:16px;margin-top:3px;accent-color:var(--primary);flex-shrink:0}
.form-note{font-size:12.5px;color:var(--dim)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
  border-radius:var(--radius-card);background:var(--panel);border:1px solid var(--line);
  overflow:hidden;transition:border-color .2s,background .2s;
}
.faq-item.open{border-color:var(--line-strong);background:var(--panel-strong)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 22px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:700;color:#fff;
}
.faq-q .ico{
  width:26px;height:26px;border-radius:8px;flex-shrink:0;display:grid;place-items:center;
  background:rgba(46,168,255,.14);border:1px solid rgba(46,168,255,.3);
  transition:transform .25s;
}
.faq-q .ico svg{width:14px;height:14px;stroke:var(--primary);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.faq-item.open .faq-q .ico{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:460px}
.faq-a-inner{padding:0 22px 22px;color:var(--muted);font-size:15px;line-height:1.8}
.faq-a-inner ul{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.faq-a-inner li{position:relative;padding-left:18px}
.faq-a-inner li::before{content:"";position:absolute;left:2px;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:40px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(7,17,31,.9),rgba(4,10,20,.98));
  padding:64px 0 28px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,168,255,.6),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.8;max-width:30em}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{font-size:14px;color:var(--muted);transition:color .2s}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--dim);
}
.back-top{
  display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:999px;
  background:var(--panel);border:1px solid var(--line);font-size:13px;color:var(--muted);cursor:pointer;
  transition:all .2s;
}
.back-top:hover{color:var(--text);border-color:var(--primary);transform:translateY(-2px)}
.back-top svg{width:14px;height:14px;stroke:var(--primary);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 移动端底部 CTA ---------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:110;height:56px;
  padding:0 16px calc(0px + env(safe-area-inset-bottom));
  align-items:center;justify-content:space-between;gap:12px;
  background:rgba(7,17,31,.94);border-top:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.mobile-cta span{font-size:12.5px;color:var(--muted)}
.mobile-cta .btn{padding:10px 20px;font-size:14px}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .nav-links a{padding:9px 11px;font-size:14.5px}
  .countdown-chip{display:none}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .nav-links,.nav-right .status-badge,.nav-right .btn{display:none}
  .nav-toggle{display:block}
  .layout{grid-template-columns:1fr}
  .side{position:static}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-panel{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:72px 0}
  .article-body{padding:30px 26px 34px;max-width:none}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .article-hero{padding:36px 0 26px}
  .article-body{font-size:17px;line-height:1.85}
  .rec-grid{grid-template-columns:1fr}
  .mobile-cta{display:flex}
  body{padding-bottom:56px}
  .faq-q{font-size:15.5px;padding:16px 18px}
  .faq-a-inner{padding:0 18px 18px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .logo-text{font-size:15.5px}
  .logo-sub{letter-spacing:.06em}
  .article-title{font-size:clamp(24px,7vw,32px)}
  .cta-panel{padding:26px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .article-body{padding:24px 18px 28px}
}

/* roulang page: category1 */
:root{
  --bg:#07111f;
  --bg-2:#0b1d32;
  --bg-3:#102a45;
  --panel:rgba(255,255,255,.06);
  --panel-strong:rgba(255,255,255,.10);
  --line:rgba(120,215,255,.18);
  --primary:#2ea8ff;
  --primary-2:#5b7cff;
  --accent:#35e0d0;
  --warm:#ffb84d;
  --lv-normal:#9fb3c8;
  --lv-member:#4fd1ff;
  --lv-senior:#7c8cff;
  --lv-top:#ffcf66;
  --text:#eaf6ff;
  --muted:#9fb6cc;
  --dim:#6f8aa3;
  --ok:#34d399;
  --warn:#fbbf24;
  --err:#fb7185;
  --lock:#8ea6bd;
  --r-card:18px;
  --r-panel:22px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-card:0 10px 40px rgba(0,0,0,.35);
  --sh-float:0 18px 60px rgba(0,0,0,.45);
  --sh-glow:0 0 24px rgba(46,168,255,.42);
  --sp-section:96px;
  --font:system-ui,-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 8% -8%,rgba(46,168,255,.18),transparent 62%),
    radial-gradient(760px 460px at 96% 4%,rgba(91,124,255,.16),transparent 60%),
    radial-gradient(680px 520px at 50% 108%,rgba(53,224,208,.10),transparent 62%),
    linear-gradient(180deg,#07111f 0%,#08182b 42%,#07111f 100%);
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-radius:8px
}
h1,h2,h3,h4{margin:0 0 14px;color:#fff;letter-spacing:-.01em}
h1{font-size:clamp(34px,4.6vw,60px);font-weight:800;line-height:1.16;letter-spacing:-.02em;margin-bottom:20px}
h2{font-size:clamp(26px,3vw,38px);font-weight:750;line-height:1.25}
h3{font-size:21px;font-weight:700;line-height:1.35}
p{margin:0 0 18px;color:var(--muted)}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit;font-size:16px}
::selection{background:rgba(46,168,255,.35);color:#fff}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{padding:var(--sp-section) 0;position:relative}
.section-head{max-width:820px;margin:0 0 46px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head p{margin-bottom:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--panel);
  font-size:13px;letter-spacing:.06em;color:var(--accent);font-weight:600
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .18s ease,box-shadow .22s ease,background-color .22s ease,border-color .22s ease,filter .22s ease;
}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:var(--sh-glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 32px rgba(46,168,255,.55)}
.btn-primary:active{transform:translateY(0) scale(.99);box-shadow:0 0 14px rgba(46,168,255,.4)}
.btn-ghost{
  color:var(--text);background:var(--panel);border-color:var(--line);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:var(--panel-strong);border-color:var(--primary);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-text{color:var(--primary);padding:6px 0;font-weight:700;font-size:15px;background:none;border:0}
.btn-text::after{content:"→";margin-left:6px;display:inline-block;transition:transform .2s ease}
.btn-text:hover{text-decoration:underline}
.btn-text:hover::after{transform:translateX(4px)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-block{width:100%}
.btn[disabled],.btn.is-locked{
  background:rgba(142,166,189,.14);color:var(--lock);border-color:rgba(142,166,189,.28);
  box-shadow:none;cursor:not-allowed
}

/* ---------- badges ---------- */
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(52,211,153,.32);background:rgba(52,211,153,.10);
  font-size:12.5px;color:#8ff0c8;font-weight:600;white-space:nowrap
}
.status-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.countdown-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 13px;border-radius:var(--r-pill);
  border:1px solid rgba(255,184,77,.34);background:rgba(255,184,77,.10);
  font-size:12.5px;color:#ffd79a;white-space:nowrap
}
.countdown-chip b{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:700;letter-spacing:.02em}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  border:1px solid var(--line);background:var(--panel);color:var(--muted)
}
.tag-warm{background:linear-gradient(135deg,rgba(255,184,77,.9),rgba(255,150,60,.85));color:#2a1600;border-color:transparent}
.tag-blue{background:rgba(46,168,255,.16);color:#a9dcff;border-color:rgba(46,168,255,.36)}
.tag-lock{background:rgba(142,166,189,.16);color:#b9c9d8;border-color:rgba(142,166,189,.3)}
.tag-ok{background:rgba(52,211,153,.14);color:#8ff0c8;border-color:rgba(52,211,153,.3)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,17,31,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 30px rgba(0,0,0,.35);
}
.nav{display:flex;align-items:center;gap:26px;height:72px}
.logo{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 18px rgba(46,168,255,.45)
}
.logo-mark svg{width:22px;height:22px}
.logo-text{display:block;font-size:16.5px;font-weight:800;color:#fff;letter-spacing:.01em;line-height:1.2}
.logo-text em{font-style:normal;background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-sub{display:block;font-size:11.5px;color:var(--dim);letter-spacing:.14em;line-height:1.4}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:6px}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:10px;
  font-size:14.5px;font-weight:600;color:var(--muted)
}
.nav-links a:hover{color:#fff;background:var(--panel)}
.nav-links a.active{color:#fff;background:rgba(46,168,255,.12)}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));box-shadow:0 0 10px rgba(46,168,255,.8)
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--line);background:var(--panel);position:relative
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:#dcefff;transform:translateX(-50%)
}
.nav-toggle span{top:20px}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none}

/* drawer */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:120;
  background:linear-gradient(180deg,rgba(11,29,50,.98),rgba(7,17,31,.98));
  border-left:1px solid var(--line);backdrop-filter:blur(18px);
  transform:translateX(102%);transition:transform .3s ease;
  padding:26px 22px 100px;overflow-y:auto
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--line);
  background:var(--panel);color:var(--muted);font-size:20px;line-height:1
}
.drawer nav{display:flex;flex-direction:column;gap:8px;margin-bottom:22px}
.drawer nav a{
  padding:13px 14px;border-radius:12px;border:1px solid transparent;
  font-size:15.5px;font-weight:600;color:var(--muted);background:var(--panel)
}
.drawer nav a.active{color:#fff;border-color:rgba(46,168,255,.4);background:rgba(46,168,255,.14)}
.drawer .status-badge,.drawer .countdown-chip{margin-bottom:10px}
.overlay{
  position:fixed;inset:0;z-index:110;background:rgba(3,9,18,.66);
  backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .3s ease
}
.overlay.show{opacity:1;visibility:visible}

/* ---------- hero ---------- */
.cat-hero{position:relative;padding:76px 0 84px;overflow:hidden}
.cat-hero .hero-bg{
  position:absolute;inset:0;z-index:0;opacity:.20;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
}
.cat-hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:46px;align-items:center}
.cat-hero h1{margin-bottom:20px}
.cat-hero h1 span{
  background:linear-gradient(120deg,var(--primary),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.hero-lead{font-size:18px;line-height:1.78;color:#c3d9ec;max-width:620px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px}
.trust-row span{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--panel);
  font-size:13px;color:var(--muted)
}
.trust-row span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}

.glass{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-panel);box-shadow:var(--sh-card);
  backdrop-filter:blur(14px)
}
.hero-panel{padding:26px 24px}
.hero-panel .panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.hero-panel .panel-top h3{margin:0;font-size:17px}
.hero-panel .panel-media{
  border-radius:14px;overflow:hidden;border:1px solid var(--line);margin-bottom:20px;position:relative
}
.hero-panel .panel-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.level-progress{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.lp-row{display:flex;align-items:center;gap:12px;font-size:13.5px}
.lp-row .lp-name{width:52px;flex:0 0 auto;color:var(--muted);font-weight:600}
.lp-track{flex:1;height:7px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.lp-track i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent))}
.lp-row .lp-val{width:44px;text-align:right;font-variant-numeric:tabular-nums;color:#cfe6f8;font-weight:700;font-size:12.5px}
.summary-list{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.summary-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--muted);line-height:1.6
}
.summary-list li::before{
  content:"";flex:0 0 auto;margin-top:7px;width:6px;height:6px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 8px var(--primary)
}

/* ---------- intro split ---------- */
.split{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:start}
.intro-copy p{font-size:17px;line-height:1.85;color:#b9d1e6}
.intro-copy h2{margin-bottom:18px}
.anchor-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.anchor-nav a{
  padding:8px 15px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--panel);font-size:13.5px;color:var(--muted);font-weight:600
}
.anchor-nav a:hover{color:#fff;border-color:var(--primary);background:var(--panel-strong)}
.sticky-card{position:sticky;top:96px;padding:24px}
.sticky-card h3{font-size:17px;margin-bottom:16px}
.judge-list{display:flex;flex-direction:column;gap:16px}
.judge-list li{padding-bottom:16px;border-bottom:1px dashed rgba(120,215,255,.16)}
.judge-list li:last-child{border-bottom:0;padding-bottom:0}
.judge-list strong{display:block;font-size:14.5px;color:#fff;margin-bottom:5px}
.judge-list span{font-size:13.5px;color:var(--dim);line-height:1.7}

/* ---------- table ---------- */
.table-wrap{
  border-radius:var(--r-panel);border:1px solid var(--line);
  background:var(--panel);box-shadow:var(--sh-card);
  overflow-x:auto;overflow-y:visible;
  -webkit-overflow-scrolling:touch
}
table.benefit{width:100%;min-width:880px;border-collapse:separate;border-spacing:0;font-size:14.5px}
table.benefit thead th{
  position:sticky;top:0;z-index:3;
  background:rgba(11,29,50,.97);
  padding:18px 16px;text-align:center;
  font-size:14px;font-weight:750;color:#dceeff;
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px)
}
table.benefit thead th:first-child{
  left:0;z-index:5;text-align:left;min-width:210px;color:var(--muted)
}
table.benefit thead th.reco{
  background:linear-gradient(180deg,rgba(46,168,255,.22),rgba(11,29,50,.97));
  color:#fff;box-shadow:inset 0 0 0 1px rgba(46,168,255,.55),0 0 26px rgba(46,168,255,.22)
}
table.benefit tbody td{
  padding:16px;text-align:center;color:#cfe4f5;
  border-bottom:1px solid rgba(120,215,255,.10);
  transition:background-color .2s ease
}
table.benefit tbody td:first-child{
  position:sticky;left:0;z-index:2;
  background:#0b1d32;text-align:left;
  font-weight:650;color:#e6f4ff;min-width:210px
}
table.benefit tbody tr:hover td{background:rgba(46,168,255,.07)}
table.benefit tbody tr:hover td:first-child{background:#122c46}
table.benefit td.reco{background:rgba(46,168,255,.06)}
table.benefit tbody tr:last-child td{border-bottom:0}
.mark-yes{color:var(--ok);font-weight:800}
.mark-no{color:var(--lock);font-weight:700}
.cell-tag{
  display:inline-block;padding:3px 9px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;border:1px solid var(--line);background:rgba(255,255,255,.05);color:#bcd4e8
}
.cell-tag.lv-normal{color:#c6d6e4;border-color:rgba(159,179,200,.35)}
.cell-tag.lv-member{color:#a7e8ff;border-color:rgba(79,209,255,.4);background:rgba(79,209,255,.10)}
.cell-tag.lv-senior{color:#c3caff;border-color:rgba(124,140,255,.42);background:rgba(124,140,255,.12)}
.cell-tag.lv-top{color:#ffe0a0;border-color:rgba(255,207,102,.42);background:rgba(255,207,102,.12)}
.table-foot{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:22px;padding:18px 22px;border-radius:var(--r-card);
  border:1px solid var(--line);background:var(--panel)
}
.table-foot p{margin:0;font-size:14px;color:var(--muted)}

/* ---------- level highlights ---------- */
.level-grid{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:1fr 1fr;gap:24px}
.level-card{
  position:relative;padding:30px 28px;border-radius:var(--r-panel);
  border:1px solid var(--line);background:var(--panel);
  box-shadow:var(--sh-card);backdrop-filter:blur(12px);
  display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease
}
.level-card:hover{transform:translateY(-3px);border-color:rgba(46,168,255,.45);box-shadow:var(--sh-float)}
.level-card.big{grid-row:span 2;padding:36px 32px;border-color:rgba(46,168,255,.5);box-shadow:var(--sh-card),0 0 40px rgba(46,168,255,.18)}
.level-card.big::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(560px 200px at 12% -10%,rgba(46,168,255,.22),transparent 70%)
}
.level-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;position:relative}
.level-badge{
  width:44px;height:44px;border-radius:13px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(255,255,255,.06)
}
.level-badge svg{width:22px;height:22px}
.level-card.normal .level-badge{color:var(--lv-normal)}
.level-card.member .level-badge{color:var(--lv-member)}
.level-card.senior .level-badge{color:var(--lv-senior);box-shadow:0 0 20px rgba(124,140,255,.35)}
.level-card.top .level-badge{color:var(--lv-top)}
.level-head h3{margin:0;font-size:19px}
.level-card.big .level-head h3{font-size:23px}
.level-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.level-tags{display:flex;flex-wrap:wrap;gap:9px;margin:6px 0 20px}
.level-tags span{
  padding:6px 12px;border-radius:var(--r-pill);
  font-size:12.5px;color:#bdd6ea;border:1px solid var(--line);background:rgba(255,255,255,.05)
}
.level-card .level-media{
  border-radius:14px;overflow:hidden;border:1px solid var(--line);margin-bottom:20px
}
.level-card .level-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.level-card .btn{margin-top:auto;align-self:flex-start}

/* ---------- faq ---------- */
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.faq-item{
  border-radius:var(--r-card);border:1px solid var(--line);
  background:var(--panel);backdrop-filter:blur(12px);
  transition:border-color .25s ease,background-color .25s ease
}
.faq-item[open]{border-color:rgba(46,168,255,.42);background:var(--panel-strong)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16.5px;font-weight:700;color:#eaf6ff
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(255,255,255,.05);
  transition:transform .28s ease,color .28s ease,border-color .28s ease
}
.faq-icon svg{width:14px;height:14px}
.faq-item[open] .faq-icon{transform:rotate(180deg);color:var(--accent);border-color:rgba(53,224,208,.5)}
.faq-body{padding:0 22px 22px;font-size:15.5px;line-height:1.8;color:var(--muted)}
.faq-body ul{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.faq-body li{position:relative;padding-left:16px;font-size:15px}
.faq-body li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--primary)}

/* ---------- cta ---------- */
.cta-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;
  padding:44px;border-radius:var(--r-panel);
  border:1px solid rgba(46,168,255,.34);
  background:linear-gradient(135deg,rgba(16,42,69,.92),rgba(11,29,50,.88));
  box-shadow:var(--sh-float),0 0 60px rgba(46,168,255,.14);
  position:relative;overflow:hidden
}
.cta-panel::after{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,168,255,.22),transparent 68%);pointer-events:none
}
.cta-panel h2{font-size:clamp(24px,2.6vw,32px)}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 24px}
.cta-points span{
  padding:7px 14px;border-radius:var(--r-pill);font-size:13px;color:#c6ddf0;
  border:1px solid var(--line);background:rgba(255,255,255,.05)
}
.cta-note{font-size:13px;color:var(--dim);margin:0}
.form-card{position:relative;z-index:1}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:650;color:#c6ddf0;margin-bottom:8px}
.field input[type="text"],.field input[type="tel"],.field select{
  width:100%;padding:13px 15px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:rgba(255,255,255,.06);
  color:var(--text);transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease
}
.field input::placeholder{color:var(--dim)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);background:rgba(255,255,255,.09);
  box-shadow:0 0 0 3px rgba(46,168,255,.16)
}
.field-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end}
.field .hint{font-size:12.5px;color:var(--dim);margin-top:6px}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);margin:18px 0 20px}
.check-row input{width:17px;height:17px;margin-top:3px;accent-color:var(--primary)}
.compliance{font-size:12.5px;color:var(--dim);line-height:1.7;margin:16px 0 0;padding-top:16px;border-top:1px dashed rgba(120,215,255,.16)}

/* ---------- footer ---------- */
.site-footer{
  margin-top:60px;padding:66px 0 26px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(7,17,31,.4),rgba(5,12,22,.96))
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.8;margin:18px 0 0;max-width:340px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col li{font-size:14px;color:var(--muted)}
.footer-col a{color:var(--muted)}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(120,215,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--dim)
}
.back-top{
  position:fixed;right:22px;bottom:88px;z-index:70;
  width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:rgba(11,29,50,.9);
  color:#cfe6f8;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-card);opacity:0;visibility:hidden;transition:opacity .25s ease,transform .25s ease
}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-3px);border-color:var(--primary)}
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));
  background:rgba(7,17,31,.94);backdrop-filter:blur(14px);
  border-top:1px solid var(--line)
}

/* ---------- responsive ---------- */
@media (max-width:1280px){
  .nav-links a{padding:9px 11px;font-size:14px}
  .countdown-chip{display:none}
}
@media (max-width:1024px){
  :root{--sp-section:72px}
  .container{padding:0 24px}
  .hero-grid,.split,.cta-panel{grid-template-columns:1fr;gap:34px}
  .sticky-card{position:static}
  .level-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .level-card.big{grid-column:span 2;grid-row:auto}
  .faq-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .nav-links{display:none}
  .nav-toggle{display:inline-block}
  .cat-hero{padding:56px 0 62px}
}
@media (max-width:768px){
  body{font-size:16px}
  .status-badge{display:none}
  .level-grid{grid-template-columns:1fr}
  .level-card.big{grid-column:span 1}
  .cta-panel{padding:30px 22px}
  .back-top{bottom:82px;right:16px}
  .mobile-cta{display:block}
  body{padding-bottom:64px}
  h1{font-size:clamp(28px,7vw,38px)}
}
@media (max-width:520px){
  .container{padding:0 18px}
  :root{--sp-section:56px}
  .section-head{margin-bottom:32px}
  .hero-actions .btn{width:100%}
  .table-foot{flex-direction:column;align-items:stretch}
  .table-foot .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .logo-text{font-size:15px}
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root{
  --bg:#07111f;
  --bg-2:#0b1d32;
  --bg-3:#102a45;
  --panel:rgba(255,255,255,.06);
  --panel-strong:rgba(255,255,255,.10);
  --line:rgba(120,215,255,.18);
  --line-strong:rgba(120,215,255,.38);
  --primary:#2ea8ff;
  --primary-2:#5b7cff;
  --accent:#35e0d0;
  --warm:#ffb84d;
  --lv-normal:#9fb3c8;
  --lv-member:#4fd1ff;
  --lv-pro:#7c8cff;
  --lv-max:#ffcf66;
  --text:#eaf6ff;
  --muted:#9fb6cc;
  --dim:#6f8aa3;
  --ok:#34d399;
  --warn:#fbbf24;
  --err:#fb7185;
  --lock:#8ea6bd;
  --radius-card:18px;
  --radius-panel:22px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-card:0 10px 40px rgba(0,0,0,.35);
  --shadow-float:0 18px 60px rgba(0,0,0,.45);
  --shadow-glow:0 0 24px rgba(46,168,255,.42);
  --font:system-ui,-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
/* ===== reset / base ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(46,168,255,.16), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(53,224,208,.10), transparent 60%),
    linear-gradient(180deg,#07111f 0%,#081624 42%,#07111f 100%);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:750;line-height:1.28;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

/* ===== 容器 ===== */
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:96px 0;position:relative;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(28px,3vw,38px);}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--accent);
  text-transform:uppercase;margin-bottom:14px;font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--accent),transparent);}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:650;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,filter .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 32px rgba(46,168,255,.55);}
.btn-primary:active{transform:translateY(0) scale(.99);}
.btn-ghost{
  background:var(--panel);border-color:var(--line);color:var(--text);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:var(--panel-strong);border-color:var(--primary);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);
  font-weight:600;font-size:15px;background:none;border:0;padding:0;cursor:pointer;
}
.btn-text svg{transition:transform .2s ease;}
.btn-text:hover{text-decoration:underline;}
.btn-text:hover svg{transform:translateX(3px);}

/* ===== 标签 / 徽章 ===== */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:600;border:1px solid var(--line);
  background:var(--panel);color:var(--muted);
}
.tag-hot{background:linear-gradient(135deg,rgba(255,184,77,.22),rgba(255,184,77,.08));border-color:rgba(255,184,77,.45);color:var(--warm);}
.tag-open{background:rgba(52,211,153,.14);border-color:rgba(52,211,153,.4);color:var(--ok);}
.tag-lock{background:rgba(142,166,189,.14);border-color:rgba(142,166,189,.35);color:var(--lock);}
.tag-time{background:rgba(46,168,255,.14);border-color:rgba(46,168,255,.38);color:var(--primary);}

/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(7,17,31,.78);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:24px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 20px rgba(46,168,255,.45);
}
.logo-mark svg{width:22px;height:22px;}
.logo-text{display:block;font-size:17px;font-weight:800;letter-spacing:-.01em;line-height:1.2;}
.logo-text em{font-style:normal;color:var(--primary);}
.logo-sub{display:block;font-size:11.5px;color:var(--dim);letter-spacing:.12em;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:10px;
  font-size:15px;color:var(--muted);font-weight:550;
}
.nav-links a:hover{color:var(--text);background:var(--panel);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent));
  box-shadow:0 0 10px rgba(46,168,255,.65);
}
.nav-right{display:flex;align-items:center;gap:12px;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:var(--radius-pill);
  font-size:12.5px;color:var(--muted);
  background:var(--panel);border:1px solid var(--line);
}
.status-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);}
.countdown-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:var(--radius-pill);
  font-size:12.5px;color:var(--warm);
  background:rgba(255,184,77,.10);border:1px solid rgba(255,184,77,.32);
}
.countdown-chip b{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.02em;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:var(--panel);border:1px solid var(--line);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:200;
  background:rgba(11,29,50,.96);backdrop-filter:blur(18px);
  border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s ease;
  padding:26px 22px calc(26px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:8px;
}
.drawer.open{transform:translateX(0);}
.drawer h4{font-size:13px;letter-spacing:.14em;color:var(--dim);margin:10px 0 6px;}
.drawer a{
  padding:13px 14px;border-radius:12px;font-size:15.5px;
  background:var(--panel);border:1px solid var(--line);color:var(--muted);
}
.drawer a.active{color:var(--text);border-color:var(--line-strong);box-shadow:inset 0 0 0 1px rgba(46,168,255,.2);}
.drawer-close{
  align-self:flex-end;width:38px;height:38px;border-radius:10px;
  background:var(--panel);border:1px solid var(--line);color:var(--text);cursor:pointer;font-size:20px;line-height:1;
}
.mask{position:fixed;inset:0;background:rgba(4,10,18,.6);backdrop-filter:blur(2px);z-index:190;opacity:0;pointer-events:none;transition:opacity .28s ease;}
.mask.open{opacity:1;pointer-events:auto;}

/* ===== 分类 Hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:78px 0 72px;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(7,17,31,.94) 0%,rgba(7,17,31,.82) 46%,rgba(7,17,31,.62) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center right;
  opacity:.62;z-index:-1;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:radial-gradient(rgba(120,215,255,.20) 1px, transparent 1px);
  background-size:26px 26px;opacity:.10;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--dim);margin-bottom:20px;flex-wrap:wrap;}
.crumb a:hover{color:var(--primary);}
.crumb .sep{width:14px;height:1px;background:var(--line-strong);display:inline-block;}
.hero h1{
  font-size:clamp(36px,4.4vw,58px);
  font-weight:800;line-height:1.16;letter-spacing:-.02em;
}
.hero h1 span{
  background:linear-gradient(120deg,var(--primary),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:20px;font-size:17px;line-height:1.85;color:var(--muted);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.hero-trust .tag{font-size:12.5px;padding:6px 13px;}

.hero-panel{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius-panel);padding:26px;
  box-shadow:var(--shadow-card);backdrop-filter:blur(14px);
}
.hero-panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.hero-panel-top h3{font-size:17px;}
.hero-panel .bar{
  height:8px;border-radius:999px;background:rgba(255,255,255,.08);
  overflow:hidden;margin:18px 0 10px;
}
.hero-panel .bar i{
  display:block;height:100%;width:72%;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  box-shadow:0 0 16px rgba(46,168,255,.6);
}
.hero-panel .bar-meta{display:flex;justify-content:space-between;font-size:13px;color:var(--dim);}
.hero-list{margin-top:22px;display:grid;gap:10px;}
.hero-list li{
  display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--muted);
  padding:11px 13px;border-radius:12px;background:rgba(255,255,255,.04);
  border:1px solid rgba(120,215,255,.10);
}
.hero-list li b{color:var(--text);font-weight:650;}
.hero-list li .tick{color:var(--ok);flex-shrink:0;}

/* ===== 数据条 ===== */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:-38px;position:relative;z-index:5;
}
.stat{
  background:var(--panel-strong);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px 20px;
  backdrop-filter:blur(14px);box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease;
}
.stat:hover{transform:translateY(-3px);border-color:var(--line-strong);}
.stat b{display:block;font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#fff,var(--primary));-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--dim);}

/* ===== 横向滚动内容预览 ===== */
.filter-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.chips{display:flex;gap:10px;flex-wrap:wrap;}
.chip{
  padding:8px 16px;border-radius:var(--radius-pill);font-size:13.5px;
  border:1px solid var(--line);background:var(--panel);color:var(--muted);cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{color:var(--text);border-color:var(--primary);}
.chip.on{background:linear-gradient(135deg,rgba(46,168,255,.24),rgba(91,124,255,.16));color:#fff;border-color:var(--line-strong);box-shadow:0 0 18px rgba(46,168,255,.28);}
.scroller-nav{display:flex;gap:10px;}
.round-btn{
  width:42px;height:42px;border-radius:50%;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  display:inline-flex;align-items:center;justify-content:center;
  transition:all .2s ease;
}
.round-btn:hover{background:var(--panel-strong);border-color:var(--primary);box-shadow:0 0 16px rgba(46,168,255,.3);}

.scroller{
  display:grid;grid-auto-flow:column;
  grid-auto-columns:minmax(320px,1fr);
  gap:24px;overflow-x:auto;padding:6px 4px 26px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
  scrollbar-color:rgba(120,215,255,.35) transparent;
}
.scroller::-webkit-scrollbar{height:6px;}
.scroller::-webkit-scrollbar-thumb{background:rgba(120,215,255,.30);border-radius:999px;}
.scroller::-webkit-scrollbar-track{background:rgba(255,255,255,.04);border-radius:999px;}
.c-card{
  scroll-snap-align:start;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.c-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-float);}
.c-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-3);}
.c-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.c-card:hover .c-cover img{transform:scale(1.05);}
.c-cover .badge-pos{position:absolute;top:12px;left:12px;}
.c-cover .state-pos{position:absolute;top:12px;right:12px;}
.c-lock .c-cover img{filter:blur(4px) brightness(.62);}
.c-lock .c-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,17,31,.24),rgba(7,17,31,.72));
}
.lock-icon{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:48px;height:48px;border-radius:50%;z-index:2;
  background:rgba(11,29,50,.82);border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px);
}
.c-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.c-body h3{font-size:18px;line-height:1.4;}
.c-body p{font-size:14.5px;color:var(--muted);line-height:1.7;flex:1;}
.c-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid rgba(120,215,255,.12);}
.c-foot .meta{font-size:12.5px;color:var(--dim);}

/* ===== 使用场景 ===== */
.use-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.use-card{
  display:flex;gap:18px;padding:26px;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-card);
  transition:border-color .22s ease,transform .22s ease;
}
.use-card:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.use-icon{
  width:48px;height:48px;border-radius:14px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(46,168,255,.20),rgba(53,224,208,.12));
  border:1px solid var(--line);
}
.use-card h3{font-size:18px;margin-bottom:8px;}
.use-card p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.use-card .mini{margin-top:12px;display:flex;gap:8px;flex-wrap:wrap;}

/* ===== 解锁流程 ===== */
.flow{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
  counter-reset:step;
}
.flow-item{
  position:relative;padding:26px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--radius-card);
}
.flow-item::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--primary);margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:17px;margin-bottom:8px;}
.flow-item p{font-size:14px;color:var(--muted);line-height:1.75;}
.flow-line{
  height:1px;margin:34px 0 0;
  background:linear-gradient(90deg,transparent,var(--line-strong),transparent);
}

/* ===== 等级说明小卡 ===== */
.level-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:28px;}
.level-mini{
  padding:18px;border-radius:14px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);text-align:center;
}
.level-mini b{display:block;font-size:15px;margin-bottom:6px;}
.level-mini span{font-size:13px;color:var(--dim);display:block;line-height:1.6;}
.lv-1 b{color:var(--lv-normal);}
.lv-2 b{color:var(--lv-member);}
.lv-3 b{color:var(--lv-pro);}
.lv-4 b{color:var(--lv-max);}

/* ===== FAQ 手风琴 ===== */
.faq-wrap{max-width:900px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:var(--panel);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:var(--panel-strong);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16.5px;font-weight:650;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .arw{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  transition:transform .26s ease,background .22s ease;
}
.faq-item[open] summary .arw{transform:rotate(180deg);background:rgba(46,168,255,.18);}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.faq-body ul{display:grid;gap:8px;margin-top:6px;}
.faq-body li{padding-left:18px;position:relative;}
.faq-body li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--primary);opacity:.8;}

/* ===== CTA ===== */
.cta{
  border:1px solid var(--line-strong);border-radius:var(--radius-panel);
  background:
    radial-gradient(600px 320px at 8% 0%, rgba(46,168,255,.20), transparent 62%),
    linear-gradient(140deg,rgba(255,255,255,.08),rgba(255,255,255,.03));
  padding:44px;display:grid;grid-template-columns:7fr 5fr;gap:44px;
  box-shadow:var(--shadow-float);
}
.cta h2{font-size:clamp(26px,2.8vw,34px);}
.cta p.lead{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8;max-width:520px;}
.cta-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;}
.cta-note{margin-top:24px;font-size:13px;color:var(--dim);line-height:1.7;}
.form-grid{display:grid;gap:14px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder{color:var(--dim);}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);background:rgba(255,255,255,.08);
  box-shadow:0 0 0 3px rgba(46,168,255,.18);
}
.field select option{background:#0b1d32;color:var(--text);}
.field .err{display:none;font-size:12.5px;color:var(--err);margin-top:6px;}
.field.invalid input{border-color:var(--err);box-shadow:0 0 0 3px rgba(251,113,133,.16);}
.field.invalid .err{display:block;}
.form-row{display:flex;gap:10px;}
.form-row input{flex:1;}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.6;}
.check input{width:16px;height:16px;margin-top:3px;accent-color:var(--primary);}
.form-ok{display:none;font-size:13.5px;color:var(--ok);}
.form-ok.show{display:block;}

/* ===== 页脚 ===== */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(11,29,50,.55),rgba(7,17,31,.95));
  padding:72px 0 34px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.8;max-width:340px;}
.footer-col h4{font-size:14px;letter-spacing:.06em;color:var(--text);margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(120,215,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--dim);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;color:var(--muted);
  padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:var(--panel);
  cursor:pointer;font-size:13px;
}
.to-top:hover{color:var(--text);border-color:var(--primary);}

/* ===== 移动端底部 CTA ===== */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:150;
  height:56px;padding:0 16px calc(0px + env(safe-area-inset-bottom));
  background:rgba(7,17,31,.92);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);align-items:center;justify-content:space-between;gap:12px;
}
.mobile-cta span{font-size:13px;color:var(--muted);}
.mobile-cta .btn{padding:9px 18px;font-size:14px;}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero{padding:60px 0 56px;}
  .stats{grid-template-columns:repeat(2,1fr);margin-top:28px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .status-badge{display:none;}
  .cta{grid-template-columns:1fr;padding:34px;gap:30px;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .level-row{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .countdown-chip{display:none;}
  .hero h1{font-size:clamp(30px,8vw,40px);}
  .hero-lead{font-size:15.5px;}
  .use-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .level-row{grid-template-columns:1fr 1fr;}
  .scroller{grid-auto-columns:82vw;gap:16px;}
  .mobile-cta{display:flex;}
  body{padding-bottom:56px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta{padding:26px 20px;}
  .faq-item summary{padding:17px 18px;font-size:15.5px;}
  .faq-body{padding:0 18px 18px;}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%;}
  .stats{grid-template-columns:1fr;}
  .filter-row{align-items:flex-start;}
  .scroller-nav{display:none;}
  .scroller{grid-auto-columns:86vw;}
}