/* roulang page: index */
:root{
  --bg:#060A14;
  --bg-2:#0C1322;
  --panel:#111A2C;
  --glass:rgba(255,255,255,.06);
  --brand:#12E2B0;
  --brand-lite:#5DEFC6;
  --brand-dark:#0BB58C;
  --glow:rgba(18,226,176,.35);
  --accent:#FFC24B;
  --hot:#FF5C7A;
  --tx:#F2F6FF;
  --tx-2:#A9B4CC;
  --tx-3:#6B7794;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.04);
  --r-card:16px;
  --r-lg:24px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 8px 28px rgba(0,0,0,.35);
  --sh-hover:0 14px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --gap-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--tx);
  font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
a:visited{color:var(--brand);}
a:hover{color:var(--brand-lite);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:-.3px;font-weight:800;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(18,226,176,.3);color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:var(--gap-section) 0;position:relative;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--brand);font-family:var(--mono);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;}
.section-title{
  font-size:30px;font-weight:700;display:flex;align-items:center;gap:12px;
  color:var(--tx);
}
.section-title::before{
  content:"";display:inline-block;width:26px;height:4px;border-radius:2px;
  background:var(--brand);flex:0 0 auto;
}
.section-desc{margin-top:14px;color:var(--tx-2);font-size:15px;max-width:700px;}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),filter .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-primary{
  background:var(--brand);color:#04211A;
  box-shadow:0 0 0 1px rgba(18,226,176,.5),0 10px 30px rgba(18,226,176,.28);
}
.btn-primary:visited{color:#04211A;}
.btn-primary:hover{
  color:#04211A;transform:translateY(-2px);filter:brightness(1.06);
  box-shadow:0 0 0 1px rgba(18,226,176,.7),0 14px 38px rgba(18,226,176,.42);
}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:transparent;border-color:rgba(18,226,176,.45);color:var(--brand);
}
.btn-ghost:hover{background:rgba(18,226,176,.1);color:var(--brand-lite);transform:translateY(-2px);}
.btn-ghost:active{transform:scale(.98);}
.btn-accent{
  background:rgba(255,194,75,.12);color:var(--accent);
  border-color:rgba(255,194,75,.4);
}
.btn-accent:hover{background:rgba(255,194,75,.2);color:#FFD478;transform:translateY(-2px);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,10,20,.72);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background-color .25s var(--ease);
}
.site-header.scrolled{border-bottom-color:var(--line);background:rgba(6,10,20,.9);}
.nav-inner{display:flex;align-items:center;gap:32px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;color:var(--tx);flex:0 0 auto;}
.logo:visited{color:var(--tx);}
.logo:hover{color:var(--tx);}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(18,226,176,.22),rgba(18,226,176,.04));
  border:1px solid rgba(18,226,176,.4);
  box-shadow:0 0 18px rgba(18,226,176,.18);
  flex:0 0 auto;
}
.logo-mark svg{width:22px;height:22px;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:15px;font-weight:800;letter-spacing:.2px;}
.logo-text span{font-size:11px;color:var(--tx-3);font-family:var(--mono);letter-spacing:.08em;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:72px;
  padding:0 14px;font-size:15px;color:var(--tx-2);font-weight:500;
}
.nav-link:visited{color:var(--tx-2);}
.nav-link:hover{color:var(--tx);}
.nav-link.active{color:var(--tx);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
  background:var(--brand);border-radius:2px 2px 0 0;
  box-shadow:0 0 12px var(--glow);
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  background:var(--glass);border:1px solid var(--line);color:var(--tx);
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:rgba(18,226,176,.45);color:var(--brand);}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);
  background:rgba(9,14,26,.97);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:flex;justify-content:space-between;align-items:center;
  padding:15px 32px;color:var(--tx-2);font-size:15px;
  border-bottom:1px solid var(--line-2);
}
.mobile-drawer a:hover{color:var(--brand);background:rgba(18,226,176,.05);}
.mobile-drawer a.active{color:var(--brand);font-weight:600;}

/* ---------- tabbar (mobile) ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  height:60px;padding-bottom:env(safe-area-inset-bottom);
  background:rgba(9,14,26,.96);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:12px;color:var(--tx-3);position:relative;
}
.tab-item:visited{color:var(--tx-3);}
.tab-item svg{width:20px;height:20px;stroke-width:1.7;}
.tab-item.active{color:var(--brand);}
.tab-item.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:22px;height:2px;border-radius:0 0 2px 2px;background:var(--brand);
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;display:flex;align-items:center;}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.03);
}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(6,10,20,.9) 0%,rgba(6,10,20,.78) 45%,rgba(6,10,20,.7) 100%);
}
.hero-mask::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(45deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:14px 14px;opacity:.5;
}
.hero-inner{
  position:relative;z-index:2;
  display:flex;align-items:flex-end;justify-content:space-between;gap:40px;
  padding-top:96px;padding-bottom:72px;width:100%;
}
.hero-glass{
  max-width:660px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-lg);
  padding:36px 38px 34px;
  box-shadow:0 18px 60px rgba(0,0,0,.45);
}
.hero-kicker{
  display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.14em;
  color:var(--brand);background:rgba(18,226,176,.1);
  border:1px solid rgba(18,226,176,.28);
  padding:5px 12px;border-radius:var(--r-pill);margin-bottom:20px;
}
.hero h1{font-size:46px;font-weight:800;letter-spacing:-.5px;line-height:1.22;}
.hero-sub{margin-top:18px;color:var(--tx-2);font-size:16px;max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-points li{
  font-size:13px;color:var(--tx-2);
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
}
.hero-card{
  flex:0 0 auto;width:250px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:0 18px 50px rgba(0,0,0,.45);
}
.hero-card-title{font-size:13px;color:var(--tx-3);letter-spacing:.06em;}
.ring{
  position:relative;width:104px;height:104px;margin:16px auto 6px;border-radius:50%;
  background:conic-gradient(var(--brand) 0 68%,rgba(255,255,255,.12) 68% 100%);
  display:grid;place-items:center;
}
.ring-inner{
  width:80px;height:80px;border-radius:50%;background:#0A1020;
  display:grid;place-items:center;border:1px solid var(--line);
}
.ring-inner b{font-family:var(--mono);font-size:22px;font-weight:700;color:var(--tx);}
.ring-inner span{font-size:11px;color:var(--tx-3);margin-left:2px;}
.status-list{margin-top:16px;display:flex;flex-direction:column;gap:11px;}
.status-item{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--tx-2);}
.status-item time{margin-left:auto;font-family:var(--mono);font-size:12px;color:var(--tx-3);}
.dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto;}
.dot.done{background:var(--brand);box-shadow:0 0 10px var(--glow);}
.dot.doing{background:var(--accent);box-shadow:0 0 10px rgba(255,194,75,.4);animation:pulse 1.8s infinite;}
.dot.todo{background:var(--tx-3);opacity:.6;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}

/* ---------- live bar ---------- */
.livebar{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-2);
}
.livebar .container{
  display:flex;align-items:center;gap:26px;flex-wrap:wrap;
  padding-top:14px;padding-bottom:14px;font-size:13px;color:var(--tx-2);
}
.live-item{display:inline-flex;align-items:center;gap:8px;}
.live-item b{font-family:var(--mono);color:var(--tx);font-weight:700;}
.live-tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;color:var(--brand);
  border:1px solid rgba(18,226,176,.3);background:rgba(18,226,176,.08);
  padding:4px 12px;border-radius:var(--r-pill);
}
.live-tag i{width:6px;height:6px;border-radius:50%;background:var(--brand);display:block;animation:pulse 1.6s infinite;}

/* ---------- steps ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:26px;position:relative;
}
.steps::before{
  content:"";position:absolute;left:6%;right:6%;top:26px;height:1px;
  background-image:linear-gradient(90deg,rgba(18,226,176,.55) 0 8px,transparent 8px 16px);
  background-size:16px 1px;opacity:.5;
}
.step{position:relative;padding-top:64px;}
.step-num{
  position:absolute;top:0;left:0;
  width:52px;height:52px;border-radius:50%;
  display:grid;place-items:center;
  font-family:var(--mono);font-size:16px;font-weight:700;color:var(--brand);
  border:1px solid rgba(18,226,176,.45);
  background:radial-gradient(circle at 30% 25%,rgba(18,226,176,.18),rgba(6,10,20,.9));
  box-shadow:0 0 22px rgba(18,226,176,.14);
}
.step h3{font-size:19px;font-weight:700;}
.step p{margin-top:10px;color:var(--tx-2);font-size:15px;}
.step-card{
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.01));
  border:1px solid var(--line);border-top-color:rgba(255,255,255,.16);
  border-radius:var(--r-card);padding:24px 22px 22px;height:100%;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.step:hover .step-card{transform:translateY(-4px);border-color:rgba(18,226,176,.35);box-shadow:var(--sh-hover);}

/* ---------- reward ---------- */
.reward-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;}
.reward-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-card);
  margin-top:-28px;
}
.reward-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s var(--ease);}
.reward-media:hover img{transform:scale(1.04);}
.reward-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(6,10,20,.75));
}
.reward-media figcaption{
  position:absolute;left:20px;bottom:16px;z-index:2;
  font-size:13px;color:var(--tx-2);
}
.reward-list{display:flex;flex-direction:column;gap:16px;margin-top:8px;}
.reward-item{
  display:flex;align-items:center;gap:22px;
  background:var(--panel);border:1px solid var(--line);border-top-color:rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:22px 24px;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.reward-item:hover{transform:translateY(-3px);border-color:rgba(255,194,75,.35);box-shadow:var(--sh-hover);}
.reward-num{
  font-family:var(--mono);font-size:34px;font-weight:700;color:var(--accent);
  line-height:1;min-width:78px;
}
.reward-num small{display:block;font-size:12px;color:var(--tx-3);font-weight:400;margin-top:6px;letter-spacing:.04em;}
.reward-body h3{font-size:17px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.reward-body p{margin-top:8px;color:var(--tx-2);font-size:14px;}
.badge-accent{
  font-size:12px;font-weight:600;color:var(--accent);
  background:rgba(255,194,75,.12);border:1px solid rgba(255,194,75,.32);
  padding:3px 10px;border-radius:var(--r-pill);
}

/* ---------- progress ---------- */
.progress-panel{
  background:var(--panel);border:1px solid var(--line);border-top-color:rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:34px;box-shadow:var(--sh-card);
}
.progress-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.progress-top h3{font-size:20px;}
.progress-top p{color:var(--tx-2);font-size:14px;margin-top:6px;}
.progress-value{font-family:var(--mono);font-size:44px;font-weight:700;color:var(--brand);line-height:1;}
.progress-value span{font-size:16px;color:var(--tx-3);}
.progress-bar{
  height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);
  margin-top:24px;overflow:hidden;position:relative;
}
.progress-fill{
  height:100%;width:68%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--brand-dark),var(--brand));
  box-shadow:0 0 18px rgba(18,226,176,.55);position:relative;
}
.progress-fill::after{
  content:"";position:absolute;right:0;top:50%;transform:translate(50%,-50%);
  width:12px;height:12px;border-radius:50%;background:#fff;
  box-shadow:0 0 16px rgba(18,226,176,.9);
}
.stage-list{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap;}
.stage{
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 18px;border-radius:var(--r-pill);font-size:13px;
  border:1px solid var(--line);background:var(--bg-2);color:var(--tx-2);
}
.stage.done{background:var(--brand);color:#04211A;border-color:transparent;font-weight:600;box-shadow:0 6px 22px rgba(18,226,176,.25);}
.stage.doing{border-color:rgba(18,226,176,.5);color:var(--brand);background:rgba(18,226,176,.07);}
.stage.todo{color:var(--tx-3);background:rgba(255,255,255,.03);}
.stage .pulse{width:7px;height:7px;border-radius:50%;background:var(--brand);animation:pulse 1.6s infinite;}

/* ---------- schedule ---------- */
.schedule{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--panel);}
.schedule-head{
  display:grid;grid-template-columns:130px 1fr 180px 120px;gap:16px;
  padding:16px 26px;background:rgba(255,255,255,.04);
  font-size:13px;color:var(--tx-3);letter-spacing:.06em;border-bottom:1px solid var(--line);
}
.schedule-row{
  display:grid;grid-template-columns:130px 1fr 180px 120px;gap:16px;align-items:center;
  padding:18px 26px;border-bottom:1px solid var(--line-2);
  transition:background-color .2s var(--ease);
}
.schedule-row:last-child{border-bottom:none;}
.schedule-row:hover{background:rgba(18,226,176,.05);}
.schedule-time{font-family:var(--mono);font-size:16px;color:var(--tx);}
.schedule-name{font-size:15px;color:var(--tx);}
.schedule-name small{display:block;color:var(--tx-3);font-size:12px;margin-top:3px;}
.schedule-place{font-size:13px;color:var(--tx-2);}
.status-pill{
  justify-self:end;
  font-size:12px;padding:5px 13px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--tx-3);background:rgba(255,255,255,.03);
}
.status-pill.live{color:var(--brand);border-color:rgba(18,226,176,.4);background:rgba(18,226,176,.09);}
.status-pill.done{color:var(--tx-3);}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);border-top-color:rgba(255,255,255,.13);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(18,226,176,.4);box-shadow:var(--sh-hover);}
.news-media{display:block;overflow:hidden;background:var(--bg-2);}
.news-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-media img{transform:scale(1.05);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.tag{
  align-self:flex-start;
  font-size:12px;color:var(--brand);
  background:rgba(18,226,176,.1);border:1px solid rgba(18,226,176,.22);
  padding:3px 11px;border-radius:var(--r-pill);margin-bottom:12px;
}
.news-title{font-size:17px;font-weight:700;line-height:1.5;}
.news-title a{color:var(--tx);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-title a:visited{color:var(--tx);}
.news-title a:hover{color:var(--brand);}
.news-sum{
  margin-top:10px;color:var(--tx-2);font-size:14px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--tx-3);border-top:1px solid var(--line-2);margin-top:18px;
}
.news-meta time{font-family:var(--mono);}
.news-arrow{
  width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--tx-3);transition:all .2s var(--ease);
}
.news-card:hover .news-arrow{border-color:var(--brand);color:var(--brand);transform:translateX(3px);}
.empty-state{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;text-align:center;
  border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--bg-2);
}
.empty-state svg{width:40px;height:40px;color:var(--brand);}
.empty-state p{color:var(--tx-2);font-size:15px;}
.news-more{display:flex;justify-content:center;margin-top:40px;}

/* ---------- stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.stat{
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.01));
  border:1px solid var(--line);border-top-color:rgba(255,255,255,.16);
  border-radius:var(--r-card);padding:26px 24px;
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.stat:hover{transform:translateY(-3px);border-color:rgba(18,226,176,.32);}
.stat-num{font-family:var(--mono);font-size:36px;font-weight:700;color:var(--brand);line-height:1;}
.stat-num small{font-size:14px;color:var(--tx-2);margin-left:4px;}
.stat-label{margin-top:12px;color:var(--tx-2);font-size:14px;}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:26px;}
.quote{
  background:var(--panel);border:1px solid var(--line);border-left:3px solid rgba(18,226,176,.55);
  border-radius:var(--r-card);padding:24px;
}
.quote p{color:var(--tx-2);font-size:14.5px;}
.quote footer{margin-top:16px;font-size:13px;color:var(--tx-3);display:flex;align-items:center;gap:8px;}
.quote footer b{color:var(--tx);font-weight:600;}

/* ---------- faq ---------- */
.faq{max-width:860px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  padding:22px 4px 22px 0;background:none;border:none;color:var(--tx);
  font-size:16.5px;font-weight:600;cursor:pointer;
  transition:color .2s var(--ease);position:relative;
}
.faq-q:hover{color:var(--brand-lite);}
.faq-item.open .faq-q{color:var(--brand-lite);}
.faq-item.open .faq-q::before{
  content:"";position:absolute;left:-16px;top:24px;bottom:24px;width:3px;
  border-radius:2px;background:var(--brand);box-shadow:0 0 12px var(--glow);
}
.faq-icon{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  font-family:var(--mono);font-size:15px;color:var(--tx-2);
  transition:transform .25s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(180deg);border-color:var(--brand);color:var(--brand);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease),opacity .25s var(--ease);
  opacity:0;
}
.faq-item.open .faq-a{opacity:1;}
.faq-a p{padding:0 46px 24px 0;color:var(--tx-2);font-size:15px;}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(11,181,140,.95),rgba(18,226,176,.72) 55%,rgba(11,181,140,.95));
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 20px 60px rgba(18,226,176,.18);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-70px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 62%);
}
.cta-band h2{position:relative;z-index:2;color:#04211A;font-size:28px;font-weight:800;}
.cta-band p{position:relative;z-index:2;color:rgba(4,33,26,.78);margin-top:10px;font-size:15px;}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .btn-primary{
  background:#04211A;color:#8FF3DA;
  box-shadow:0 0 0 1px rgba(4,33,26,.35),0 12px 34px rgba(4,33,26,.35);
}
.cta-band .btn-primary:visited{color:#8FF3DA;}
.cta-band .btn-primary:hover{color:#B9FFEC;}
.cta-band .btn-ghost{border-color:rgba(4,33,26,.45);color:#04211A;}
.cta-band .btn-ghost:hover{background:rgba(4,33,26,.12);color:#04211A;}

/* ---------- footer ---------- */
.site-footer{
  background:#040810;border-top:1px solid var(--line);margin-top:var(--gap-section);
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand b{font-size:15px;font-weight:800;}
.footer-col p{color:var(--tx-3);font-size:14px;max-width:320px;}
.footer-title{font-size:14px;color:var(--brand);letter-spacing:.06em;margin-bottom:16px;font-weight:600;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{color:var(--tx-2);font-size:14px;display:inline-block;transition:transform .2s var(--ease),color .2s var(--ease);}
.footer-links a:visited{color:var(--tx-2);}
.footer-links a:hover{color:var(--brand);transform:translateX(3px);}
.footer-contact li{color:var(--tx-2);font-size:14px;margin-bottom:11px;display:flex;gap:8px;}
.footer-contact li span{color:var(--tx-3);}
.footer-bottom{
  margin-top:52px;border-top:1px solid var(--line-2);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--tx-3);
}
.footer-bottom .mono{color:var(--tx-3);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .hero h1{font-size:40px;}
  .container{padding:0 28px;}
}
@media (max-width:1023px){
  :root{--gap-section:72px;}
  .nav-menu,.nav-actions{display:none;}
  .nav-toggle{display:flex;}
  .hero h1{font-size:34px;}
  .hero-inner{flex-direction:column;align-items:stretch;gap:26px;padding-top:72px;padding-bottom:56px;}
  .hero-glass{padding:30px 28px;max-width:none;}
  .hero-card{width:100%;display:flex;align-items:center;gap:22px;flex-wrap:wrap;}
  .ring{margin:0;}
  .status-list{margin-top:0;flex:1;min-width:200px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .steps::before{display:none;}
  .reward-grid{grid-template-columns:1fr;gap:32px;}
  .reward-media{margin-top:0;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .quotes{grid-template-columns:1fr;}
  .schedule-head{grid-template-columns:110px 1fr 120px;}
  .schedule-row{grid-template-columns:110px 1fr 120px;}
  .schedule-place{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:42px 34px;}
  .cta-band h2{font-size:24px;}
}
@media (max-width:767px){
  :root{--gap-section:56px;}
  body{font-size:15px;padding-bottom:76px;}
  .container{padding:0 16px;}
  .nav-inner{height:56px;}
  .logo-text span{display:none;}
  .mobile-drawer a{padding:15px 16px;}
  .tabbar{display:flex;}
  .hero{min-height:72vh;max-height:520px;}
  .hero-inner{padding-top:56px;padding-bottom:40px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:15px;}
  .hero-cta .btn{flex:1;justify-content:center;}
  .hero-card{padding:18px;}
  .ring{width:84px;height:84px;}
  .ring-inner{width:64px;height:64px;}
  .ring-inner b{font-size:18px;}
  .livebar .container{gap:14px;font-size:12px;}
  .section-title{font-size:22px;}
  .section-desc{font-size:14px;}
  .steps{grid-template-columns:1fr;}
  .step{padding-top:56px;}
  .reward-item{flex-direction:column;align-items:flex-start;gap:12px;}
  .reward-num{font-size:28px;}
  .progress-panel{padding:24px 20px;}
  .progress-value{font-size:34px;}
  .stage-list{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-ms-overflow-style:none;scrollbar-width:none;}
  .stage-list::-webkit-scrollbar{display:none;}
  .stage{flex:0 0 auto;}
  .schedule-head{display:none;}
  .schedule-row{
    grid-template-columns:1fr;gap:8px;padding:18px 20px;
    border-bottom:1px solid var(--line);
  }
  .schedule-place{display:block;}
  .status-pill{justify-self:start;}
  .news-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;}
  .faq-a p{padding-right:0;}
  .faq-q{font-size:15.5px;}
  .cta-band{padding:32px 22px;border-radius:var(--r-card);}
  .cta-band h2{font-size:21px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;justify-content:center;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-grid .footer-col:first-child{grid-column:1/-1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .hero h1{font-size:25px;}
  .hero-glass{padding:24px 20px;}
  .logo-text b{font-size:13px;}
  .footer-grid{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --bg:#060A14;
  --bg-2:#0C1322;
  --panel:#111A2C;
  --glass:rgba(255,255,255,.06);
  --brand:#12E2B0;
  --brand-d:#0BB58C;
  --glow:rgba(18,226,176,.35);
  --accent:#FFC24B;
  --hot:#FF5C7A;
  --tx:#F2F6FF;
  --tx-2:#A9B4CC;
  --tx-3:#6B7794;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.04);
  --r-card:16px;
  --r-lg:24px;
  --r-btn:10px;
  --sh-card:0 8px 28px rgba(0,0,0,.35);
  --sh-hover:0 14px 40px rgba(0,0,0,.45);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--tx);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(45deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:56px 56px;opacity:.55;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:visited{color:var(--brand)}
a:hover{color:var(--brand)}
button{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.3px}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(18,226,176,.3);color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.section{padding:72px 0}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;display:inline-block}
.section-title{font-size:32px;font-weight:700;position:relative;padding-left:16px}
.section-title::before{
  content:"";position:absolute;left:0;top:.18em;width:4px;height:.86em;
  background:var(--brand);border-radius:2px;
}
.section-desc{margin-top:14px;color:var(--tx-2);font-size:16px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(6,10,20,.74);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(6,10,20,.92)}
.header-inner{height:72px;display:flex;align-items:center;gap:22px}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--tx)!important;font-weight:800;font-size:17px;letter-spacing:-.4px;
  white-space:nowrap;flex-shrink:0;
}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(18,226,176,.22),rgba(18,226,176,.04));
  border:1px solid rgba(18,226,176,.4);
  box-shadow:0 0 0 1px rgba(18,226,176,.12),0 6px 18px rgba(18,226,176,.16);
}
.brand-mark svg{width:20px;height:20px;stroke:var(--brand);fill:none;stroke-width:1.6;stroke-linecap:round}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--tx-2)!important;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--tx)!important;background:rgba(255,255,255,.05)}
.nav-link.active{color:var(--tx)!important}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;box-shadow:0 0 12px var(--glow);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.link-quiet{font-size:15px;font-weight:600;color:var(--tx-2)!important;padding:8px 6px;transition:color .2s}
.link-quiet:hover{color:var(--brand)!important}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),filter .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);color:#04211A!important;
  box-shadow:0 0 0 1px rgba(18,226,176,.5),0 10px 30px rgba(18,226,176,.28);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(18,226,176,.68),0 14px 38px rgba(18,226,176,.4)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{
  background:transparent;color:var(--brand)!important;border-color:rgba(18,226,176,.5);
}
.btn-ghost:hover{background:rgba(18,226,176,.1);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-dark{background:#04211A;color:#EAFFF9!important;box-shadow:0 10px 26px rgba(0,0,0,.28)}
.btn-dark:hover{transform:translateY(-2px);filter:brightness(1.1)}
.btn-dark:active{transform:scale(.98)}
.btn-outline-dark{background:transparent;color:#04211A!important;border-color:rgba(4,33,26,.45)}
.btn-outline-dark:hover{background:rgba(4,33,26,.1);transform:translateY(-2px)}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}

/* ============ 文章头 ============ */
.article-hero{
  position:relative;
  padding:52px 0 44px;
  background-image:linear-gradient(180deg,rgba(6,10,20,.84),rgba(6,10,20,.96)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,226,176,.5),transparent);
}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--tx-3);margin-bottom:22px;
}
.crumb a{color:var(--tx-2)!important;transition:color .2s}
.crumb a:hover{color:var(--brand)!important}
.crumb-sep{color:var(--tx-3);opacity:.6}
.crumb-current{
  color:var(--tx-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.kicker{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(18,226,176,.1);
  border:1px solid rgba(18,226,176,.3);
  color:var(--brand);font-size:13px;font-weight:700;
}
.article-hero h1{
  margin-top:18px;
  font-size:clamp(28px,3.6vw,46px);
  font-weight:800;letter-spacing:-.6px;line-height:1.24;
  max-width:900px;
}
.meta-row{
  margin-top:22px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:var(--tx-3);
}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item time{font-family:var(--mono);color:var(--tx-2)}
.dot{width:4px;height:4px;border-radius:50%;background:var(--tx-3);opacity:.6;display:inline-block}

/* ============ 正文 ============ */
.article-wrap{padding:56px 0 24px}
.article-inner{max-width:760px;margin:0 auto}
.article-lead{
  margin-bottom:28px;padding:18px 22px;
  background:var(--bg-2);
  border:1px solid var(--line);border-top:1px solid rgba(18,226,176,.32);
  border-radius:var(--r-card);
  color:var(--tx-2);font-size:15px;line-height:1.8;
}
.article-lead strong{color:var(--brand)}
.article-body{font-size:17px;line-height:1.85;color:var(--tx-2);word-wrap:break-word}
.article-body>*+*{margin-top:1.2em}
.article-body p{margin:0}
.article-body strong{color:var(--tx);font-weight:700}
.article-body h2{
  margin-top:2em;color:var(--tx);font-size:28px;font-weight:700;line-height:1.35;
  padding-left:14px;border-left:4px solid var(--brand);border-radius:2px;
}
.article-body h3{margin-top:1.6em;color:var(--tx);font-size:20px;font-weight:600}
.article-body h4{margin-top:1.4em;color:var(--tx);font-size:17px;font-weight:600}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;
  background:rgba(255,255,255,.045);
  border-left:3px solid var(--brand);
  border-radius:0 12px 12px 0;
  color:var(--tx);
}
.article-body blockquote p{color:var(--tx)}
.article-body ul,.article-body ol{padding-left:1.35em;list-style-position:outside}
.article-body ul{list-style:none;padding-left:0}
.article-body ul>li{position:relative;padding-left:22px}
.article-body ul>li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:7px;height:7px;border-radius:2px;background:var(--brand);
  box-shadow:0 0 8px var(--glow);transform:rotate(45deg);
}
.article-body ol{list-style:decimal}
.article-body li+li{margin-top:.5em}
.article-body img{border-radius:var(--r-card);margin:1.6em 0;width:100%;object-fit:cover}
.article-body figure{margin:1.6em 0}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--tx-3);text-align:center}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.article-body thead th{
  background:#0C1322;color:var(--tx);text-align:left;font-weight:700;
  padding:13px 16px;border-bottom:1px solid var(--line);
}
.article-body tbody td{padding:12px 16px;border-bottom:1px solid var(--line-2);color:var(--tx-2)}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
.article-body tbody tr:hover{background:rgba(18,226,176,.05)}
.article-body pre{
  margin:1.6em 0;padding:18px;border-radius:12px;
  background:#0C1322;border:1px solid var(--line);
  overflow-x:auto;font-family:var(--mono);font-size:14px;color:var(--tx);line-height:1.7;
}
.article-body code{
  font-family:var(--mono);font-size:.9em;
  background:rgba(18,226,176,.1);color:var(--brand);
  padding:2px 6px;border-radius:6px;
}
.article-body pre code{background:none;color:var(--tx);padding:0}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{text-decoration-thickness:2px}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.article-body em{color:var(--tx-3);font-style:normal}

.article-actions{
  margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.article-actions .hint{font-size:13.5px;color:var(--tx-3)}

/* ============ 空态 ============ */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-lg);
  background:var(--bg-2);padding:56px 28px;text-align:center;
}
.empty-state svg{width:56px;height:56px;stroke:var(--brand);fill:none;stroke-width:1.4;margin:0 auto 18px}
.empty-state h2{font-size:22px;font-weight:700;color:var(--tx)}
.empty-state p{margin-top:10px;color:var(--tx-2);font-size:15px}
.empty-state .btn{margin-top:24px}

/* ============ 相关推荐 ============ */
.related{padding:56px 0 76px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;
  background:var(--panel);
  border:1px solid var(--line);border-top:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(18,226,176,.38);box-shadow:var(--sh-hover),0 0 0 1px rgba(18,226,176,.18)}
.card-cover{position:relative;overflow:hidden}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card-cover img{transform:scale(1.04)}
.card-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,0) 40%,rgba(6,10,20,.75));
}
.card-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:4px 11px;border-radius:999px;
  background:rgba(18,226,176,.14);border:1px solid rgba(18,226,176,.35);
  color:var(--brand);font-size:12px;font-weight:700;
  backdrop-filter:blur(6px);
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-title{font-size:17px;font-weight:700;color:var(--tx);line-height:1.5}
.card-text{margin-top:10px;font-size:14px;color:var(--tx-2);line-height:1.7;flex:1}
.card-foot{
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--tx-3);
}
.card-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand)!important;font-size:13.5px}
.card-link svg{width:14px;height:14px;stroke:var(--brand);fill:none;stroke-width:2;transition:transform .22s var(--ease)}
.card:hover .card-link svg{transform:translateX(4px)}

/* ============ CTA 窄条 ============ */
.cta-band{
  border-radius:var(--r-lg);
  background:linear-gradient(118deg,#0BB58C 0%,#12E2B0 52%,#0FA88A 100%);
  padding:42px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 20px 50px rgba(11,181,140,.22);
}
.cta-band h2{font-size:26px;font-weight:800;color:#04211A;letter-spacing:-.4px}
.cta-band p{margin-top:10px;color:rgba(4,33,26,.78);font-size:15px;max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{
  background:#04070F;border-top:1px solid var(--line);
  padding:56px 0 0;margin-top:8px;position:relative;z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--tx-3);font-size:14px;line-height:1.8;max-width:340px}
.footer-credit{margin-top:14px;font-size:13.5px;color:var(--tx-2)}
.footer-credit b{color:var(--brand);font-weight:700}
.footer-credit span{color:var(--tx-3)}
.footer-col h4{color:var(--brand);font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.04em}
.footer-col a{
  display:block;padding:5px 0;font-size:14px;color:var(--tx-2)!important;
  transition:color .18s var(--ease),transform .18s var(--ease);
}
.footer-col a:hover{color:var(--brand)!important;transform:translateX(2px)}
.footer-bottom{
  margin-top:44px;padding:18px 0;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--tx-3);
}

/* ============ 移动底部 Tab ============ */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  background:rgba(8,12,22,.95);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{height:60px;display:grid;grid-template-columns:repeat(4,1fr)}
.tab-item{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:12px;color:var(--tx-3)!important;transition:color .2s var(--ease);
}
.tab-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round}
.tab-item:hover{color:var(--tx-2)!important}
.tab-item.active{color:var(--brand)!important}
.tab-item.active::before{
  content:"";position:absolute;top:0;width:24px;height:2px;border-radius:2px;
  background:var(--brand);box-shadow:0 0 10px var(--glow);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 28px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:1023px){
  .nav-menu{display:none}
  .tabbar{display:block}
  body{padding-bottom:76px}
  .section{padding:64px 0}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .related{padding-bottom:64px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-inner{height:56px;gap:12px}
  .brand{font-size:15.5px}
  .brand-mark{width:30px;height:30px;border-radius:10px}
  .header-actions .link-quiet{display:none}
  .section{padding:56px 0}
  .section-title{font-size:24px}
  .article-hero{padding:36px 0 30px}
  .article-hero h1{font-size:26px;margin-top:14px}
  .crumb-current{max-width:200px}
  .article-wrap{padding:36px 0 16px}
  .article-body{font-size:16px;line-height:1.8}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;font-size:14px}
  .grid-3{grid-template-columns:1fr;gap:18px}
  .related{padding:40px 0 56px}
  .cta-band{padding:28px 22px;border-radius:18px}
  .cta-band h2{font-size:21px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-bottom{justify-content:flex-start;font-size:12.5px}
  .article-actions{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  .brand span{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .btn{padding:10px 16px;font-size:14px}
  .meta-row{gap:10px;font-size:12.5px}
}

/* roulang page: category1 */
:root{
  --bg:#060A14;
  --bg-2:#0C1322;
  --panel:#111A2C;
  --glass:rgba(255,255,255,.06);
  --glass-line:rgba(255,255,255,.09);
  --brand:#12E2B0;
  --brand-d:#0BB58C;
  --glow:rgba(18,226,176,.35);
  --accent:#FFC24B;
  --hot:#FF5C7A;
  --tx:#F2F6FF;
  --tx-2:#A9B4CC;
  --tx-3:#6B7794;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.04);
  --r-card:16px;
  --r-lg:24px;
  --r-btn:10px;
  --sh-card:0 8px 28px rgba(0,0,0,.35);
  --sh-hover:0 14px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:ui-monospace,SFMono-Regular,"DIN Alternate",Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--tx);
  font-family:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#5CF0CB}
a:visited{color:var(--brand)}
ul,ol{margin:0;padding:0}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.35}
button{font:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,10,20,.76);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(6,10,20,.93)}
.header-inner{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--tx);font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap}
.brand:hover{color:var(--tx)}
.brand-mark{
  display:grid;place-items:center;width:36px;height:36px;flex:0 0 36px;
  border-radius:12px;color:var(--brand);
  background:rgba(18,226,176,.1);
  border:1px solid rgba(18,226,176,.28);
  box-shadow:0 0 18px rgba(18,226,176,.14) inset;
}
.brand-text .bt-short{display:none}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:10px;
  color:var(--tx-2);font-size:15px;font-weight:500;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--tx);background:rgba(255,255,255,.05)}
.nav-link.active{color:var(--tx)}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--brand);box-shadow:0 0 10px var(--glow);
}
.header-actions{display:flex;align-items:center;gap:14px}
.header-link{font-size:14px;color:var(--tx-2)}
.header-link:hover{color:var(--brand)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{
  background:var(--brand);color:#04140F;
  box-shadow:0 0 0 1px rgba(18,226,176,.5),0 10px 30px rgba(18,226,176,.28);
}
.btn-primary:visited{color:#04140F}
.btn-primary:hover{
  color:#04140F;transform:translateY(-2px);filter:brightness(1.06);
  box-shadow:0 0 0 1px rgba(18,226,176,.62),0 14px 36px rgba(18,226,176,.38);
}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:rgba(18,226,176,.45);color:var(--brand)}
.btn-ghost:hover{background:rgba(18,226,176,.1);color:var(--brand);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-dark{background:#04140F;color:#EAFBF6;box-shadow:0 10px 26px rgba(4,20,15,.32)}
.btn-dark:visited{color:#EAFBF6}
.btn-dark:hover{color:#EAFBF6;transform:translateY(-2px);filter:brightness(1.12)}
.btn-dark:active{transform:scale(.98)}
.btn-outline-light{background:transparent;border-color:rgba(4,20,15,.45);color:#062018}
.btn-outline-light:visited{color:#062018}
.btn-outline-light:hover{background:rgba(4,20,15,.12);color:#062018;transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;display:flex;align-items:flex-end;
  min-height:320px;
  background:#0A1020 url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(6,10,20,.94),rgba(6,10,20,.7) 55%,rgba(6,10,20,.88));
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 24px);
  opacity:.45;
}
.hero-inner{position:relative;z-index:2;padding:60px 0 46px;max-width:820px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--tx-3);margin-bottom:18px}
.breadcrumb a{color:var(--tx-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--tx-3);opacity:.55}
.breadcrumb .cur{color:var(--tx-2)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,48px);font-weight:800;letter-spacing:-.5px;line-height:1.2;
  margin:0 0 16px;
}
.page-hero .hero-sub{font-size:17px;color:var(--tx-2);max-width:640px;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- section ---------- */
.section{padding:96px 0}
.section.alt{background:var(--bg-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.sec-head{max-width:760px;margin-bottom:46px}
.sec-eyebrow{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--brand);margin:0 0 12px;
}
.sec-title{
  position:relative;padding-left:16px;font-size:clamp(24px,2.6vw,30px);font-weight:700;margin:0 0 14px;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:2px;
  background:var(--brand);box-shadow:0 0 12px var(--glow);
}
.sec-desc{color:var(--tx-2);font-size:16px;margin:0;max-width:720px}
a.inline-link{font-weight:600}
a.inline-link:hover{text-decoration:underline}

/* ---------- intro ---------- */
.intro-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:52px;align-items:start}
.intro-lead{font-size:17px;line-height:1.85;color:var(--tx-2);margin:0 0 18px}
.intro-lead strong{color:var(--tx)}
.intro-note{font-size:14.5px;color:var(--tx-3);margin:0}
.stat-grid{display:grid;grid-template-columns:1fr;gap:14px}
.stat-card{
  position:relative;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh-card);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.stat-card:hover{transform:translateY(-3px);border-color:rgba(18,226,176,.32);box-shadow:var(--sh-hover)}
.stat-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.22),transparent);
}
.stat-num{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--brand);letter-spacing:-.5px;line-height:1.2}
.stat-num small{font-family:inherit;font-size:13px;color:var(--tx-3);font-weight:500;margin-left:5px}
.stat-label{font-size:14px;color:var(--tx-2);margin-top:4px}

/* ---------- schedule list ---------- */
.sched-list{display:flex;flex-direction:column;gap:68px}
.sched-item{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.sched-item:nth-child(even) .sched-media{order:2}
.sched-item:nth-child(even) .sched-body{order:1}
.sched-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-card);background:var(--panel);
}
.sched-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease)}
.sched-item:hover .sched-media img{transform:scale(1.04)}
.sched-media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,10,20,0) 42%,rgba(6,10,20,.6));
}
.sched-index{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:13px;color:var(--brand);
  padding:6px 13px;border-radius:999px;
  background:rgba(18,226,176,.08);border:1px solid rgba(18,226,176,.32);
}
.sched-title{font-size:22px;font-weight:700;margin:16px 0 10px}
.sched-text{color:var(--tx-2);margin:0 0 16px;font-size:15.5px}
.sched-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--tx-3)}
.sched-meta .dotted{width:4px;height:4px;border-radius:999px;background:var(--tx-3);opacity:.7}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;
  background:rgba(18,226,176,.1);color:var(--brand);border:1px solid rgba(18,226,176,.2);
}
.tag.amber{background:rgba(255,194,75,.12);color:var(--accent);border-color:rgba(255,194,75,.26)}
.tag.hot{background:rgba(255,92,122,.12);color:#FF8CA1;border-color:rgba(255,92,122,.26)}
.mono{font-family:var(--mono)}

/* ---------- scene rows ---------- */
.scene-list{border-top:1px solid var(--line);display:flex;flex-direction:column}
.scene-row{
  display:grid;grid-template-columns:minmax(190px,.85fr) 1.7fr 16px;gap:26px;align-items:center;
  padding:22px 6px;border-bottom:1px solid var(--line);
  transition:background .2s var(--ease),padding .2s var(--ease),border-color .2s var(--ease);
}
.scene-row:hover{background:rgba(255,255,255,.03);padding-left:16px;padding-right:16px;border-radius:12px}
.scene-name{font-weight:700;font-size:16px}
.scene-act{color:var(--tx-2);font-size:15px}
.scene-dot{width:9px;height:9px;border-radius:999px;background:var(--brand);box-shadow:0 0 10px var(--glow);justify-self:end}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(18,226,176,.34)}
.step-num{
  display:grid;place-items:center;width:40px;height:40px;margin-bottom:16px;
  border-radius:999px;border:1px solid rgba(18,226,176,.42);
  font-family:var(--mono);font-size:13.5px;color:var(--brand);
  background:rgba(18,226,176,.06);
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--tx-2);font-size:14.5px;margin:0}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line);max-width:900px}
.faq details{border-bottom:1px solid var(--line);position:relative}
.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 48px 22px 20px;font-size:17px;font-weight:600;color:var(--tx);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--brand);padding-left:24px}
.faq summary::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:2px;
  background:var(--brand);opacity:0;transition:opacity .2s var(--ease);
}
.faq details[open] summary::before{opacity:1}
.faq .icon{position:absolute;right:14px;top:50%;width:16px;height:16px;transform:translateY(-50%)}
.faq .icon::before,.faq .icon::after{
  content:"";position:absolute;background:var(--tx-2);border-radius:2px;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq .icon::before{left:0;right:0;top:7px;height:2px}
.faq .icon::after{top:0;bottom:0;left:7px;width:2px}
.faq details[open] .icon::before{background:var(--brand)}
.faq details[open] .icon::after{transform:scaleY(0);background:var(--brand)}
.faq-body{padding:0 20px 24px;color:var(--tx-2);font-size:15.5px;max-width:760px}

/* ---------- cta ---------- */
.cta-wrap{padding:0 0 96px}
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
  background:linear-gradient(118deg,#0BB58C 0%,#12E2B0 52%,#2FCBB4 100%);
  box-shadow:0 22px 60px rgba(18,226,176,.2);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(4,20,15,.06) 0 1px,transparent 1px 22px);
}
.cta-text{position:relative;z-index:2;max-width:620px}
.cta-text h2{font-size:clamp(23px,2.7vw,30px);color:#04140F;margin-bottom:8px}
.cta-text p{margin:0;color:rgba(4,20,15,.76);font-size:16px}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- footer ---------- */
.site-footer{background:#040711;border-top:1px solid var(--line);padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:46px}
.foot-brand{display:flex;align-items:center;gap:10px;color:var(--tx);font-weight:800;font-size:16px;margin-bottom:14px}
.foot-desc{color:var(--tx-2);font-size:14.5px;margin:0 0 16px;max-width:340px}
.foot-title{font-size:14px;font-weight:700;color:var(--brand);margin:0 0 16px;letter-spacing:.04em}
.foot-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.foot-links a{color:var(--tx-2);font-size:14.5px;display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease)}
.foot-links a:hover{color:var(--brand);transform:translateX(2px)}
.foot-base{
  border-top:1px solid var(--line);padding:20px 0 28px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--tx-3);
}
.foot-base b{color:var(--tx-2);font-weight:700}
.foot-base span{margin-left:4px}

/* ---------- mobile tabbar ---------- */
.tabbar{display:none}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .section{padding:72px 0}
  .cta-wrap{padding-bottom:72px}
  .intro-grid{grid-template-columns:1fr;gap:34px}
  .stat-grid{grid-template-columns:repeat(3,1fr)}
  .sched-item{gap:34px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .header-link{display:none}
}
@media (max-width:767px){
  body{padding-bottom:76px}
  .container{padding:0 16px}
  .section{padding:56px 0}
  .cta-wrap{padding-bottom:56px}
  .header-inner{height:56px}
  .nav-menu,.header-actions{display:none}
  .brand{font-size:16px}
  .brand-text .bt-full{display:none}
  .brand-text .bt-short{display:inline}
  .page-hero{min-height:262px}
  .hero-inner{padding:42px 0 34px}
  .page-hero .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .sec-head{margin-bottom:32px}
  .stat-grid{grid-template-columns:1fr}
  .sched-list{gap:48px}
  .sched-item{grid-template-columns:1fr;gap:18px}
  .sched-item:nth-child(even) .sched-media{order:0}
  .sched-item:nth-child(even) .sched-body{order:0}
  .scene-row{grid-template-columns:1fr;gap:8px;padding:18px 4px}
  .scene-dot{display:none}
  .steps{grid-template-columns:1fr}
  .cta-band{padding:36px 24px;gap:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:34px}
  .foot-grid .foot-col-brand{grid-column:1 / -1}
  .foot-base{flex-direction:column;align-items:flex-start;gap:8px}
  .tabbar{
    display:grid;grid-template-columns:repeat(4,1fr);
    position:fixed;left:0;right:0;bottom:0;z-index:90;
    background:rgba(8,13,26,.95);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-top:1px solid var(--line);
    padding:8px 0 calc(8px + env(safe-area-inset-bottom));
  }
  .tab-item{
    position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
    min-height:44px;font-size:11px;color:var(--tx-3);
    transition:color .2s var(--ease);
  }
  .tab-item:hover{color:var(--tx-2)}
  .tab-item.active{color:var(--brand)}
  .tab-item.active::before{
    content:"";position:absolute;top:-8px;left:50%;transform:translateX(-50%);
    width:22px;height:2px;border-radius:2px;background:var(--brand);box-shadow:0 0 8px var(--glow);
  }
  .tab-item svg{width:21px;height:21px}
}
@media (max-width:480px){
  .foot-grid{grid-template-columns:1fr}
  .stat-num{font-size:26px}
  .sched-title{font-size:20px}
}

/* roulang page: category2 */
:root{
  --bg:#060A14;
  --bg-2:#0C1322;
  --panel:#111A2C;
  --panel-2:#0E1626;
  --glass:rgba(255,255,255,.06);
  --brand:#12E2B0;
  --brand-dark:#0BB58C;
  --brand-glow:rgba(18,226,176,.35);
  --accent:#FFC24B;
  --hot:#FF5C7A;
  --tx:#F2F6FF;
  --tx-2:#A9B4CC;
  --tx-3:#6B7794;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.04);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow:0 8px 28px rgba(0,0,0,.35);
  --shadow-hover:0 14px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--tx);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:visited{color:var(--brand)}
a:hover{color:#3DF2C4}
button{font-family:inherit;font-size:inherit;color:inherit}
ul,ol{list-style:none}
h1,h2,h3,h4{line-height:1.3;font-weight:700;letter-spacing:-.3px}
h1{font-size:clamp(28px,4.4vw,50px);font-weight:800;letter-spacing:-.6px;line-height:1.15}
h2{font-size:clamp(22px,2.6vw,30px)}
h3{font-size:20px;font-weight:600}
p{color:var(--tx-2)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:rgba(18,226,176,.3);color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-sm);border:1px solid transparent;
  padding:13px 24px;font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;white-space:nowrap;text-align:center;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-primary{
  background:var(--brand);color:#04140F;
  box-shadow:0 0 0 1px rgba(18,226,176,.5),0 10px 30px rgba(18,226,176,.28);
}
.btn-primary:hover{background:#31F0C2;color:#04140F;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,226,176,.7),0 16px 38px rgba(18,226,176,.4)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:var(--tx);border-color:rgba(18,226,176,.45)}
.btn-ghost:hover{background:rgba(18,226,176,.1);border-color:var(--brand);color:var(--tx)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;letter-spacing:.02em;
  background:rgba(18,226,176,.1);color:var(--brand);
  border:1px solid rgba(18,226,176,.22);
}
.tag-warm{background:rgba(255,194,75,.12);color:var(--accent);border-color:rgba(255,194,75,.28)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(6,10,20,.78);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background-color .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(6,10,20,.92)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--tx);flex:none}
.brand:visited{color:var(--tx)}
.brand:hover{color:var(--tx)}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.2px;white-space:nowrap}

.nav-menu{display:flex;align-items:center;gap:26px;height:100%;margin-left:8px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:100%;
  font-size:15px;color:var(--tx-2);padding:0 2px;
  transition:color .2s var(--ease);
}
.nav-link:visited{color:var(--tx-2)}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--tx)}
.nav-link.active{color:var(--tx)}
.nav-link.active::after{transform:scaleX(1)}

.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  background:var(--glass);border:1px solid var(--line);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(18,226,176,.12);border-color:rgba(18,226,176,.4)}
.nav-toggle svg{width:20px;height:20px;stroke:var(--tx);fill:none;stroke-width:1.8}

.mobile-drawer{
  position:fixed;top:56px;left:0;right:0;z-index:65;
  display:flex;flex-direction:column;gap:4px;
  padding:10px 16px 18px;
  background:rgba(12,19,34,.98);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transform:translateY(-14px);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
}
.mobile-drawer.is-open{transform:none;opacity:1;visibility:visible}
.mobile-drawer a{
  padding:13px 14px;border-radius:var(--radius-sm);
  color:var(--tx-2);font-size:15px;
}
.mobile-drawer a:visited{color:var(--tx-2)}
.mobile-drawer a:hover,.mobile-drawer a.active{background:rgba(18,226,176,.1);color:var(--brand)}

/* ---------- 内页 KV ---------- */
.page-hero{
  position:relative;overflow:hidden;
  min-height:310px;display:flex;align-items:center;
  padding:56px 0 48px;
  background-image:
    linear-gradient(100deg,rgba(4,8,17,.9) 12%,rgba(4,8,17,.62) 62%,rgba(6,20,32,.5) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 1px,transparent 1px 16px);
  opacity:.5;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--tx-3);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--tx-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .current{color:var(--tx)}
.page-hero h1{max-width:820px}
.page-hero h1 span{display:block;font-size:.55em;font-weight:600;color:var(--brand);letter-spacing:.04em;margin-bottom:8px}
.hero-sub{margin-top:16px;font-size:17px;color:var(--tx-2);max-width:660px;line-height:1.8}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--brand);
  text-transform:uppercase;margin-bottom:14px;font-family:var(--mono);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brand);opacity:.7}
.section-title{position:relative;padding-left:18px;margin-bottom:16px}
.section-title::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;
  border-radius:2px;background:var(--brand);box-shadow:0 0 14px rgba(18,226,176,.5);
}
.section-lead{font-size:16px;color:var(--tx-2);line-height:1.85}

/* ---------- 速览数据卡 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{
  position:relative;overflow:hidden;
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px 22px;box-shadow:var(--shadow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.stat-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--brand),rgba(18,226,176,0));
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(18,226,176,.3)}
.stat-value{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:32px;font-weight:700;color:var(--tx);letter-spacing:-.5px}
.stat-value em{font-style:normal;font-size:15px;color:var(--tx-3);margin-left:4px}
.stat-label{margin-top:8px;font-size:14px;color:var(--tx-3)}

/* ---------- 对照表 ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--panel-2);box-shadow:var(--shadow);
}
.rules-table{width:100%;border-collapse:collapse;min-width:780px}
.rules-table caption{text-align:left;padding:20px 24px 0;font-size:15px;color:var(--tx-3)}
.rules-table thead th{
  background:#0A1120;color:var(--tx-2);font-size:13px;font-weight:600;
  letter-spacing:.06em;text-align:left;padding:16px 20px;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.rules-table tbody th{
  text-align:left;font-weight:600;color:var(--tx);font-size:15.5px;
  padding:18px 20px;border-bottom:1px solid var(--line-2);
}
.rules-table tbody td{
  padding:18px 20px;font-size:14.5px;color:var(--tx-2);
  border-bottom:1px solid var(--line-2);white-space:nowrap;
}
.rules-table tbody tr:nth-child(even){background:rgba(255,255,255,.018)}
.rules-table tbody tr{transition:background-color .2s var(--ease)}
.rules-table tbody tr:hover{background:rgba(18,226,176,.06)}
.rules-table tbody tr:last-child th,.rules-table tbody tr:last-child td{border-bottom:0}
.rules-table .num{color:var(--brand);font-weight:600}

/* ---------- 折叠面板 ---------- */
.acc-group{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--panel-2);overflow:hidden;box-shadow:var(--shadow);
}
.acc-item + .acc-item{border-top:1px solid var(--line)}
.acc-head{
  position:relative;width:100%;display:flex;align-items:center;gap:14px;
  padding:22px 26px;background:transparent;border:0;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--tx);text-align:left;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.acc-head:hover{background:rgba(18,226,176,.06)}
.acc-head:focus-visible{outline:2px solid var(--brand);outline-offset:-4px}
.acc-index{
  flex:none;font-family:var(--mono);font-size:12.5px;color:var(--brand);
  border:1px solid rgba(18,226,176,.4);border-radius:999px;padding:2px 10px;
}
.acc-head > span:nth-child(2){flex:1;min-width:0}
.acc-icon{position:relative;width:16px;height:16px;flex:none;margin-left:auto}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
  transition:transform .26s var(--ease),opacity .26s var(--ease);
}
.acc-icon::before{left:0;right:0;top:7px;height:2px}
.acc-icon::after{top:0;bottom:0;left:7px;width:2px}
.acc-item.is-open .acc-icon::after{transform:scaleY(0)}
.acc-item.is-open .acc-head{color:var(--brand)}
.acc-item.is-open .acc-head::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);
}
.acc-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .34s var(--ease)}
.acc-item.is-open .acc-panel{grid-template-rows:1fr}
.acc-inner{overflow:hidden;min-height:0}
.acc-body{padding:2px 26px 26px 26px;font-size:15px;color:var(--tx-2);line-height:1.85}
.acc-body li{
  position:relative;padding:8px 0 8px 20px;border-bottom:1px dashed var(--line-2);
}
.acc-body li:last-child{border-bottom:0}
.acc-body li::before{
  content:"";position:absolute;left:0;top:18px;width:7px;height:7px;
  border-radius:2px;background:var(--brand);opacity:.75;transform:rotate(45deg);
}

/* ---------- 图文错位区 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:52px;align-items:center}
.split-media{position:relative}
.split-media img{
  width:100%;border-radius:var(--radius-lg);object-fit:cover;
  aspect-ratio:4/3;border:1px solid var(--line);box-shadow:var(--shadow);
}
.split-media::after{
  content:"";position:absolute;inset:auto -14px -14px auto;width:120px;height:120px;
  border-right:2px solid rgba(18,226,176,.4);border-bottom:2px solid rgba(18,226,176,.4);
  border-radius:0 0 var(--radius-lg) 0;pointer-events:none;
}
.split-badge{
  position:absolute;left:20px;bottom:20px;
  background:rgba(6,10,20,.72);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:12px 18px;box-shadow:var(--shadow);
}
.split-badge .num{display:block;font-size:22px;color:var(--brand);font-weight:700}
.split-badge span{font-size:12.5px;color:var(--tx-3)}
.check-list{margin-top:24px;display:grid;gap:12px}
.check-list li{
  display:flex;align-items:flex-start;gap:12px;
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:14px 16px;font-size:14.5px;color:var(--tx-2);
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.check-list li:hover{border-color:rgba(18,226,176,.34);transform:translateX(3px)}
.check-list svg{width:18px;height:18px;flex:none;stroke:var(--brand);fill:none;stroke-width:2;margin-top:3px}

/* ---------- 提示框 ---------- */
.notice-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:36px}
.notice{
  display:flex;gap:14px;align-items:flex-start;
  border-radius:var(--radius);padding:20px 22px;font-size:14.5px;line-height:1.8;
  border:1px solid var(--line);background:var(--panel-2);
}
.notice strong{display:block;color:var(--tx);font-size:15.5px;margin-bottom:4px}
.notice p{font-size:14.5px;margin:0}
.notice-info{border-color:rgba(18,226,176,.3);background:rgba(18,226,176,.07)}
.notice-warn{border-color:rgba(255,194,75,.32);background:rgba(255,194,75,.07)}
.notice-ico{
  flex:none;width:34px;height:34px;border-radius:10px;display:flex;
  align-items:center;justify-content:center;font-family:var(--mono);font-size:15px;font-weight:700;
}
.notice-info .notice-ico{background:rgba(18,226,176,.16);color:var(--brand)}
.notice-warn .notice-ico{background:rgba(255,194,75,.16);color:var(--accent)}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{padding:22px 4px;font-size:16.5px}
.faq-q:hover{color:var(--brand)}
.faq-q .acc-icon{margin-left:auto}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-item.is-open .faq-q::before{left:-4px}
.faq-a{padding:0 4px 24px;font-size:15px;line-height:1.85;color:var(--tx-2);max-width:820px}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  min-height:220px;padding:48px 52px;border-radius:var(--radius-lg);
  background:
    radial-gradient(120% 160% at 12% 10%,rgba(18,226,176,.28),rgba(18,226,176,0) 58%),
    radial-gradient(120% 160% at 92% 92%,rgba(255,194,75,.16),rgba(255,194,75,0) 55%),
    var(--panel-2);
  border:1px solid rgba(18,226,176,.28);
  box-shadow:0 20px 60px rgba(0,0,0,.45);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 18px);
  opacity:.45;pointer-events:none;
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{margin-bottom:12px}
.cta-band p{max-width:560px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#050810;border-top:1px solid var(--line);
  padding:72px 0 32px;margin-top:96px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14.5px;line-height:1.85;max-width:340px}
.footer-note{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  padding:8px 14px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line);font-size:13.5px;color:var(--tx-2);
}
.footer-note b{color:var(--tx);font-weight:600}
.footer-col h3{font-size:14px;color:var(--brand);margin-bottom:18px;letter-spacing:.04em}
.footer-links{display:grid;gap:11px}
.footer-links li{font-size:14.5px;color:var(--tx-3)}
.footer-links a{color:var(--tx-2);display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-links a:visited{color:var(--tx-2)}
.footer-links a:hover{color:var(--brand);transform:translateX(3px)}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line-2);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--tx-3);
}

/* ---------- 移动端底部 Tab ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:80;display:none;
  grid-template-columns:repeat(4,1fr);
  background:rgba(6,10,20,.94);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tab-item{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:4px;height:60px;font-size:12px;color:var(--tx-3);min-width:44px;
  transition:color .2s var(--ease);
}
.tab-item:visited{color:var(--tx-3)}
.tab-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tab-item.active{color:var(--brand)}
.tab-item.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--brand);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-menu{gap:20px}
  .container{padding:0 24px}
}
@media (max-width:1023px){
  .section{padding:72px 0;margin:0}
  .header-inner{gap:18px}
  .nav-menu{display:none}
  .header-actions .btn-ghost{display:none}
  .nav-toggle{display:inline-flex}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 34px;gap:26px}
}
@media (max-width:767px){
  body{padding-bottom:76px}
  .site-header{background:rgba(6,10,20,.94)}
  .header-inner{height:56px}
  .brand-mark{width:28px;height:28px}
  .brand-text{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:62vw}
  .nav-toggle{width:44px;height:44px}
  .tabbar{display:grid}
  .section{padding:56px 0}
  .section-head{margin-bottom:30px}
  .page-hero{min-height:270px;padding:32px 0 36px}
  .hero-sub{font-size:15.5px;margin-top:12px}
  .hero-cta{margin-top:22px;gap:10px}
  .hero-cta .btn{flex:1 1 auto}
  .stat-grid{grid-template-columns:1fr;gap:14px}
  .stat-card{padding:20px 18px}
  .stat-value{font-size:26px}
  .acc-head{padding:18px 18px;font-size:15.5px;gap:10px}
  .acc-body{padding:0 18px 22px 18px;font-size:14.5px}
  .notice-row{grid-template-columns:1fr;gap:14px}
  .faq-q{padding:18px 2px}
  .faq-a{padding:0 2px 20px}
  .cta-band{padding:32px 24px;border-radius:var(--radius);min-height:auto}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .site-footer{padding:52px 0 26px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{margin-top:34px;flex-direction:column;gap:8px}
  .breadcrumb{font-size:12.5px;margin-bottom:12px}

  /* 表格转卡片 */
  .table-wrap{overflow:visible;border:0;background:transparent;box-shadow:none}
  .rules-table{min-width:0;width:100%;display:block}
  .rules-table caption{display:none}
  .rules-table thead{display:none}
  .rules-table tbody{display:block}
  .rules-table tbody tr{
    display:block;background:var(--panel-2);border:1px solid var(--line);
    border-radius:var(--radius);padding:16px 18px;margin-bottom:14px;
  }
  .rules-table tbody tr:nth-child(even){background:var(--panel-2)}
  .rules-table tbody th{
    display:block;padding:0 0 12px;margin-bottom:10px;border-bottom:1px solid var(--line-2);
    font-size:16.5px;white-space:normal;
  }
  .rules-table tbody td{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    padding:8px 0;border-bottom:0;white-space:normal;font-size:14.5px;text-align:right;
  }
  .rules-table tbody td::before{
    content:attr(data-label);flex:none;color:var(--tx-3);font-size:13px;text-align:left;
  }
}
@media (max-width:520px){
  .container{padding:0 16px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-brand p{max-width:none}
  .split-badge{left:14px;bottom:14px;padding:10px 14px}
  .check-list li{font-size:14px}
}

/* roulang page: category3 */
:root{
  --bg:#060A14;
  --bg-2:#0C1322;
  --panel:#111A2C;
  --glass:rgba(255,255,255,.06);
  --glass-line:rgba(255,255,255,.09);
  --brand:#12E2B0;
  --brand-deep:#0BB58C;
  --glow:rgba(18,226,176,.35);
  --accent:#FFC24B;
  --hot:#FF5C7A;
  --tx:#F2F6FF;
  --tx-2:#A9B4CC;
  --tx-3:#6B7794;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.04);
  --radius-card:16px;
  --radius-lg:24px;
  --radius-btn:10px;
  --shadow-card:0 8px 28px rgba(0,0,0,.35);
  --shadow-hover:0 14px 40px rgba(0,0,0,.45);
  --font-sans:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","DIN Alternate",Menlo,Consolas,"Courier New",monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--tx);
  background:var(--bg);
  background-image:
    radial-gradient(900px 480px at 12% -8%, rgba(18,226,176,.10), transparent 62%),
    radial-gradient(760px 420px at 92% 4%, rgba(255,194,75,.07), transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-card);object-fit:cover;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);}
a:visited{color:var(--brand);}
a:hover{color:#4ff2ca;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:-.3px;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px;}
::selection{background:rgba(18,226,176,.3);color:#fff;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 28px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,10,20,.74);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(6,10,20,.92);}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--tx);}
.brand:hover{color:var(--tx);}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:grid;place-items:center;
  border-radius:10px;
  background:linear-gradient(150deg,rgba(18,226,176,.22),rgba(18,226,176,.04));
  border:1px solid rgba(18,226,176,.35);
  box-shadow:0 0 18px rgba(18,226,176,.18);
}
.brand-mark svg{width:20px;height:20px;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.4px;}
.brand-sub{font-size:11px;color:var(--tx-3);letter-spacing:1.2px;font-family:var(--font-mono);}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:14px;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:9px 13px;
  font-size:15px;font-weight:500;
  color:var(--tx-2);
  border-radius:9px;
}
.nav-link:hover{color:var(--tx);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--tx);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;
  border-radius:2px;background:var(--brand);box-shadow:0 0 12px var(--glow);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.mobile-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  place-items:center;
}
.mobile-toggle svg{width:20px;height:20px;}
.mobile-toggle:hover{border-color:rgba(18,226,176,.45);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(8,13,25,.98);
  padding:12px 0 18px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .container{display:flex;flex-direction:column;gap:4px;}
.mobile-drawer a{
  padding:13px 14px;border-radius:12px;
  color:var(--tx-2);font-size:15px;font-weight:500;
  background:rgba(255,255,255,.02);
  border:1px solid transparent;
}
.mobile-drawer a:hover{border-color:var(--line);color:var(--tx);background:rgba(255,255,255,.05);}
.mobile-drawer a.active{color:var(--brand);border-color:rgba(18,226,176,.35);background:rgba(18,226,176,.08);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 20px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),filter .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);color:#04140F;
  box-shadow:0 0 0 1px rgba(18,226,176,.5),0 10px 30px rgba(18,226,176,.28);
}
.btn-primary:visited{color:#04140F;}
.btn-primary:hover{color:#04140F;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(18,226,176,.7),0 14px 36px rgba(18,226,176,.42);}
.btn-primary:active{transform:scale(.98);}
.btn-outline{
  border:1px solid rgba(18,226,176,.55);color:var(--brand);background:transparent;
}
.btn-outline:visited{color:var(--brand);}
.btn-outline:hover{background:rgba(18,226,176,.1);color:var(--brand);transform:translateY(-2px);}
.btn-outline:active{transform:scale(.98);}
.btn-ghost{color:var(--tx-2);font-weight:600;padding:11px 12px;}
.btn-ghost:hover{color:var(--brand);background:rgba(18,226,176,.07);}
.btn-amber{
  background:rgba(255,194,75,.14);color:var(--accent);
  border:1px solid rgba(255,194,75,.42);
}
.btn-amber:hover{background:rgba(255,194,75,.2);color:var(--accent);transform:translateY(-2px);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ---------- 面包屑 / KV 条 ---------- */
.page-hero{position:relative;overflow:hidden;isolation:isolate;}
.page-hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(6,10,20,.82),rgba(6,10,20,.9) 58%,rgba(6,10,20,.98));
}
.page-hero-inner{padding:52px 0 44px;max-width:880px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--tx-3);margin-bottom:16px;}
.crumb a{color:var(--tx-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--tx-3);opacity:.7;}
.crumb .current{color:var(--brand);}
.page-hero h1{font-size:clamp(28px,4.2vw,46px);font-weight:800;letter-spacing:-.6px;margin-bottom:14px;}
.page-hero .lede{font-size:17px;color:var(--tx-2);max-width:700px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;
  font-size:13px;color:var(--brand);
  background:rgba(18,226,176,.1);
  border:1px solid rgba(18,226,176,.24);
}
.tag-amber{color:var(--accent);background:rgba(255,194,75,.1);border-color:rgba(255,194,75,.26);}

/* ---------- 板块 ---------- */
.section{padding:92px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:42px;}
.section-title{
  position:relative;padding-left:18px;
  font-size:clamp(23px,3vw,32px);font-weight:700;letter-spacing:-.4px;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;
  border-radius:3px;background:var(--brand);box-shadow:0 0 14px var(--glow);
}
.section-sub{margin-top:14px;color:var(--tx-2);font-size:15.5px;}
.divider{height:1px;background:var(--line-2);border:0;margin:0;}

/* ---------- 简介 ---------- */
.intro-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center;}
.intro-panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-top:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg);
  padding:34px 34px 30px;
  box-shadow:var(--shadow-card);
}
.intro-panel p{color:var(--tx-2);font-size:16px;}
.intro-panel p + p{margin-top:14px;}
.intro-media{position:relative;}
.intro-media img{
  width:100%;aspect-ratio:4/3;border-radius:var(--radius-lg);
  border:1px solid var(--line);
}
.intro-badge{
  position:absolute;left:-14px;bottom:-16px;
  display:flex;flex-direction:column;gap:2px;
  padding:14px 18px;border-radius:16px;
  background:rgba(12,19,34,.88);
  border:1px solid var(--glass-line);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.intro-badge strong{font-family:var(--font-mono);font-size:22px;color:var(--brand);letter-spacing:-.5px;}
.intro-badge span{font-size:12.5px;color:var(--tx-3);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;margin-top:10px;}
.timeline::before{
  content:"";position:absolute;left:23px;top:12px;bottom:34px;width:1px;
  background:linear-gradient(180deg,rgba(18,226,176,.55),rgba(18,226,176,.06));
}
.tl-item{position:relative;display:grid;grid-template-columns:48px 1fr;gap:22px;padding:0 0 30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;
  font-family:var(--font-mono);font-size:15px;font-weight:700;
  color:var(--brand);
  background:var(--bg-2);
  border:1px solid rgba(18,226,176,.45);
  box-shadow:0 0 0 5px rgba(6,10,20,.9),0 0 18px rgba(18,226,176,.16);
}
.tl-body{
  background:var(--panel);
  border:1px solid var(--line);
  border-top:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-card);
  padding:20px 22px;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.tl-item:hover .tl-body{transform:translateY(-3px);border-color:rgba(18,226,176,.35);box-shadow:var(--shadow-hover);}
.tl-body h3{font-size:19px;font-weight:600;margin-bottom:8px;}
.tl-body p{color:var(--tx-2);font-size:15px;}
.tl-meta{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font-family:var(--font-mono);font-size:12px;color:var(--tx-3);
  padding:3px 10px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}

/* ---------- 提示框 ---------- */
.notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.notice{
  border-radius:var(--radius-card);
  padding:26px 26px 24px;
  border:1px solid var(--line);
  background:var(--panel);
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.notice:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.notice-info{border-color:rgba(18,226,176,.34);background:linear-gradient(180deg,rgba(18,226,176,.09),rgba(17,26,44,.96) 60%);}
.notice-warn{border-color:rgba(255,194,75,.34);background:linear-gradient(180deg,rgba(255,194,75,.09),rgba(17,26,44,.96) 60%);}
.notice-head{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.notice-icon{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;display:grid;place-items:center;
}
.notice-info .notice-icon{background:rgba(18,226,176,.16);color:var(--brand);border:1px solid rgba(18,226,176,.34);}
.notice-warn .notice-icon{background:rgba(255,194,75,.16);color:var(--accent);border:1px solid rgba(255,194,75,.34);}
.notice-icon svg{width:18px;height:18px;}
.notice-head h3{font-size:18px;font-weight:700;}
.notice-info h3{color:var(--brand);}
.notice-warn h3{color:var(--accent);}
.notice p{color:var(--tx-2);font-size:15px;}
.notice ul{margin-top:12px;display:flex;flex-direction:column;gap:8px;}
.notice li{position:relative;padding-left:18px;color:var(--tx-2);font-size:14.5px;}
.notice li::before{
  content:"";position:absolute;left:2px;top:.68em;width:5px;height:5px;border-radius:50%;
}
.notice-info li::before{background:var(--brand);}
.notice-warn li::before{background:var(--accent);}

/* ---------- 自查清单 ---------- */
.check-wrap{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;margin-top:8px;}
.check-item{
  display:flex;align-items:flex-start;gap:12px;
  padding:16px 18px;border-radius:14px;
  background:var(--panel);
  border:1px solid var(--line);
  transition:border-color .2s var(--ease),transform .2s var(--ease),background .2s var(--ease);
}
.check-item:hover{border-color:rgba(18,226,176,.32);transform:translateX(3px);}
.check-box{
  width:22px;height:22px;flex:0 0 22px;margin-top:2px;
  border-radius:7px;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.04);
  color:#04140F;
}
.check-box svg{width:13px;height:13px;opacity:0;}
.check-item.done .check-box{
  background:var(--brand);border-color:var(--brand);
  box-shadow:0 0 14px rgba(18,226,176,.35);
}
.check-item.done .check-box svg{opacity:1;}
.check-text strong{display:block;font-size:15.5px;font-weight:600;color:var(--tx);margin-bottom:2px;}
.check-text span{font-size:13.8px;color:var(--tx-2);}
.check-item.done .check-text strong{color:var(--brand);}

/* ---------- 数据条 ---------- */
.stat-band{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:var(--bg-2);
  padding:26px 28px;
}
.stat{display:flex;flex-direction:column;gap:4px;padding-left:18px;border-left:1px solid var(--line);}
.stat:first-child{padding-left:0;border-left:0;}
.stat b{font-family:var(--font-mono);font-size:26px;color:var(--tx);letter-spacing:-1px;}
.stat span{font-size:13.5px;color:var(--tx-3);}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);margin-top:8px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 4px 22px 0;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--tx);line-height:1.6;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-q::before{
  content:"";position:absolute;
}
.faq-item{position:relative;padding-left:0;transition:padding .2s var(--ease);}
.faq-item.is-open{padding-left:14px;}
.faq-item.is-open::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;
  border-radius:3px;background:var(--brand);box-shadow:0 0 12px var(--glow);
}
.faq-icon{
  position:relative;width:24px;height:24px;flex:0 0 24px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  transition:transform .25s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--tx-2);border-radius:2px;
}
.faq-icon::before{width:11px;height:1.6px;}
.faq-icon::after{width:1.6px;height:11px;transition:opacity .25s var(--ease);}
.faq-item.is-open .faq-icon{border-color:rgba(18,226,176,.5);background:rgba(18,226,176,.1);transform:rotate(180deg);}
.faq-item.is-open .faq-icon::before{background:var(--brand);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s var(--ease),opacity .28s var(--ease),padding .28s var(--ease);
  opacity:0;
}
.faq-item.is-open .faq-a{max-height:420px;opacity:1;padding-bottom:22px;}
.faq-a p{color:var(--tx-2);font-size:15px;max-width:820px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid rgba(18,226,176,.3);
  background:linear-gradient(115deg,rgba(18,226,176,.18),rgba(12,19,34,.96) 52%,rgba(255,194,75,.12));
  padding:40px 42px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:0 20px 50px rgba(0,0,0,.45);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,226,176,.28),transparent 66%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:640px;}
.cta-copy h2{font-size:clamp(21px,2.4vw,27px);font-weight:700;margin-bottom:10px;}
.cta-copy p{color:var(--tx-2);font-size:15px;}
.cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;
  background:#04070F;
  border-top:1px solid var(--line);
  padding:60px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--tx-3);font-size:14px;max-width:320px;}
.footer-contact{
  margin-top:16px;display:inline-flex;align-items:center;gap:8px;
  padding:9px 15px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  font-size:13.5px;color:var(--tx-2);
}
.footer-contact b{color:var(--brand);font-weight:600;}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--brand);letter-spacing:.4px;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col li{
  font-size:14.5px;color:var(--tx-3);font-weight:400;
}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);display:inline-block;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-2);
  display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between;
  font-size:13px;color:var(--tx-3);
}
.footer-bottom span{font-family:var(--font-mono);letter-spacing:.2px;}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tabbar{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 24px;}
}
@media (max-width:1023px){
  .nav-menu,.nav-actions{display:none;}
  .mobile-toggle{display:grid;}
  .intro-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .section{padding:72px 0;}
  .notice-grid{grid-template-columns:1fr;}
  .check-wrap{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr;}
  .stat{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:14px;}
  .stat:first-child{border-top:0;padding-top:0;}
}
@media (max-width:767px){
  body{padding-bottom:76px;font-size:15px;}
  .container{padding:0 16px;}
  .site-header .nav-inner{height:58px;gap:12px;}
  .brand-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;}
  .brand-name{font-size:14.5px;}
  .brand-sub{display:none;}
  .page-hero-inner{padding:34px 0 30px;}
  .page-hero .lede{font-size:15.5px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:28px;}
  .intro-panel{padding:24px 20px;}
  .intro-badge{left:8px;bottom:8px;padding:10px 14px;}
  .tl-item{grid-template-columns:40px 1fr;gap:14px;}
  .tl-num{width:40px;height:40px;font-size:13.5px;}
  .timeline::before{left:19px;}
  .tl-body{padding:16px 16px;}
  .notice{padding:20px 18px;}
  .check-item{padding:14px 14px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px;gap:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .faq-q{font-size:15.5px;padding:18px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-bottom{margin-top:30px;flex-direction:column;gap:8px;}
  .mobile-tabbar{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    position:fixed;left:0;right:0;bottom:0;z-index:90;
    height:calc(60px + env(safe-area-inset-bottom));
    padding-bottom:env(safe-area-inset-bottom);
    background:rgba(6,10,20,.95);
    -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-top:1px solid var(--line);
  }
  .tab-item{
    position:relative;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    font-size:11.5px;color:var(--tx-3);min-height:44px;
  }
  .tab-item:visited{color:var(--tx-3);}
  .tab-item svg{width:21px;height:21px;}
  .tab-item.active{color:var(--brand);}
  .tab-item.active::before{
    content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:24px;height:2px;border-radius:2px;background:var(--brand);
    box-shadow:0 0 10px var(--glow);
  }
  .tab-item:hover{color:var(--brand);}
}
@media (max-width:480px){
  .page-hero h1{font-size:26px;}
  .section-title{font-size:22px;}
  .hero-tags{gap:6px;}
  .tag{font-size:12px;padding:5px 11px;}
  .footer-grid{grid-template-columns:1fr;}
}