/* roulang page: index */
:root{
  --ink:#0e2233;
  --ink-2:#1b3b52;
  --muted:#5c7382;
  --line:#e0e8ee;
  --bg:#f4f7f9;
  --bg-2:#ffffff;
  --deep:#0b1e2b;
  --teal:#12a594;
  --teal-dark:#0a7f72;
  --teal-soft:#e4f6f3;
  --blue:#2f6fd0;
  --blue-soft:#e8f0fb;
  --amber:#c8811a;
  --radius-l:20px;
  --radius-m:14px;
  --radius-s:10px;
  --shadow-s:0 2px 10px rgba(14,34,51,.06);
  --shadow-m:0 10px 30px rgba(14,34,51,.09);
  --shadow-l:0 20px 50px rgba(14,34,51,.14);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
input,textarea,select{font-family:inherit;font-size:1rem;}
:focus-visible{outline:3px solid rgba(18,165,148,.55);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(14,34,51,.02);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--teal) 0%,var(--teal-dark) 60%,#085f56 100%);
  color:#fff;font-weight:800;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(10,127,114,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:1.4px;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--teal-soft);color:var(--teal-dark);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--teal);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
}
.live-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 4px rgba(18,165,148,.18);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:18px;
}
.nav-toggle:hover{background:var(--bg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-primary{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-dark) 100%);color:#fff;box-shadow:0 10px 22px rgba(10,127,114,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(10,127,114,.32);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 10px 22px rgba(14,34,51,.2);}
.btn-dark:hover{background:#0a1a27;transform:translateY(-2px);}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--deep);color:#fff;padding-top:64px;}
.hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/2c2c8c80f7d35fda.webp');
  background-size:cover;background-position:center;
  opacity:.3;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(8,23,34,.97) 0%,rgba(8,23,34,.86) 44%,rgba(8,23,34,.55) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.4fr .85fr;gap:52px;align-items:start;
  padding-bottom:52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;
  background:rgba(18,165,148,.16);
  border:1px solid rgba(18,165,148,.4);
  color:#7fe4d7;font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.hero h1{
  margin:22px 0 0;
  font-size:clamp(28px,3.4vw,44px);
  line-height:1.28;font-weight:800;letter-spacing:-.4px;
  color:#fff;
}
.hero-lead{
  margin-top:20px;max-width:680px;
  font-size:16px;line-height:1.95;color:rgba(233,242,247,.86);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(235,244,249,.9);
}
.hero-points i{color:#7fe4d7;font-size:12px;}
.hero-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-l);
  padding:26px 24px 22px;
  backdrop-filter:blur(8px);
  box-shadow:0 24px 50px rgba(0,0,0,.24);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12);}
.panel-title{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:.3px;}
.panel-tag{font-size:11.5px;font-weight:700;color:#7fe4d7;background:rgba(18,165,148,.18);padding:4px 10px;border-radius:999px;}
.panel-list{margin-top:6px;}
.panel-list li + li{border-top:1px dashed rgba(255,255,255,.12);}
.panel-list a{
  display:flex;align-items:center;gap:12px;
  padding:13px 2px;
  transition:transform .18s ease,color .18s ease;
}
.panel-list a:hover{transform:translateX(4px);color:#7fe4d7;}
.panel-icon{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(18,165,148,.18);color:#7fe4d7;font-size:14px;
}
.panel-main{flex:1;min-width:0;}
.panel-name{font-size:14px;font-weight:700;color:#fff;}
.panel-desc{font-size:12px;color:rgba(226,238,245,.62);}
.panel-foot{
  margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:rgba(226,238,245,.66);line-height:1.7;
}
.hero-stats{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.13);
  padding:0 0 30px;
}
.hero-stats .stat{
  padding:26px 22px 6px;
  border-left:1px solid rgba(255,255,255,.1);
}
.hero-stats .stat:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:30px;font-weight:800;color:#fff;letter-spacing:-.5px;line-height:1.2;}
.stat-num span{font-size:14px;font-weight:700;color:#7fe4d7;margin-left:3px;}
.stat-label{font-size:13px;color:rgba(226,238,245,.65);margin-top:4px;}

/* ---------- section base ---------- */
.section{padding:88px 0;background:var(--bg);}
.section-alt{background:var(--bg-2);}
.section-deep{background:var(--deep);color:#fff;}
.section-head{max-width:820px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--teal-dark);
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--teal);}
.section-deep .kicker{color:#7fe4d7;}
.section-title{
  margin-top:14px;
  font-size:clamp(23px,2.5vw,33px);
  line-height:1.36;font-weight:800;letter-spacing:-.3px;color:var(--ink);
}
.section-deep .section-title{color:#fff;}
.section-desc{margin-top:16px;font-size:15.5px;line-height:1.95;color:var(--muted);}
.section-deep .section-desc{color:rgba(228,239,245,.76);}

/* ---------- grids & cards ---------- */
.grid{display:grid;gap:22px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px 24px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#cfe2e0;}
.card-icon{
  width:46px;height:46px;border-radius:13px;
  display:grid;place-items:center;font-size:18px;
  background:var(--teal-soft);color:var(--teal-dark);
  margin-bottom:16px;
}
.card-icon.blue{background:var(--blue-soft);color:var(--blue);}
.card-icon.amber{background:#fcf1de;color:var(--amber);}
.card h3{font-size:17px;font-weight:800;letter-spacing:-.1px;margin-bottom:9px;color:var(--ink);}
.card p{font-size:14.5px;line-height:1.85;color:var(--muted);}
.card-tag{
  display:inline-block;margin-top:16px;
  padding:5px 12px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);
  font-size:12px;font-weight:700;color:var(--ink-2);
}
.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}

/* ---------- city coverage ---------- */
.cover-flex{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center;}
.city-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.city-tags span{
  padding:8px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--ink-2);
  box-shadow:var(--shadow-s);
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.city-tags span:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);}
.cover-visual{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  box-shadow:var(--shadow-l);
}
.cover-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.cover-badge{
  position:absolute;left:20px;bottom:20px;
  background:rgba(255,255,255,.95);
  border-radius:var(--radius-s);padding:12px 16px;
  box-shadow:var(--shadow-m);
  font-size:13px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;gap:10px;
}
.cover-badge i{color:var(--teal-dark);}

/* ---------- scene cards ---------- */
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:24px;display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#cfe2e0;}
.scene-top{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.scene-name{font-size:16.5px;font-weight:800;color:var(--ink);}
.scene-pace{
  font-size:12px;font-weight:700;color:var(--teal-dark);
  background:var(--teal-soft);padding:4px 10px;border-radius:999px;white-space:nowrap;
}
.scene-card p{font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- local ability ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center;}
.split-media{border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-l);}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.feature-list{display:grid;gap:16px;margin-top:28px;}
.feature-item{
  display:flex;gap:14px;padding:16px 18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);
  box-shadow:var(--shadow-s);
  transition:border-color .18s ease,transform .18s ease;
}
.feature-item:hover{border-color:#cfe2e0;transform:translateX(4px);}
.feature-item i{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:grid;place-items:center;
  background:var(--blue-soft);color:var(--blue);font-size:14px;
}
.feature-item h4{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:3px;}
.feature-item p{font-size:13.5px;line-height:1.75;color:var(--muted);}

/* ---------- story ---------- */
.story-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow-s);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.story-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.story-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.story-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.story-body h3{font-size:16.5px;font-weight:800;color:var(--ink);}
.story-body p{font-size:14px;line-height:1.85;color:var(--muted);}
.story-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;font-weight:700;color:var(--teal-dark);
}
.story-foot span{color:var(--muted);font-weight:600;}

/* ---------- channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.channel-card{
  display:flex;flex-direction:column;gap:14px;
  padding:28px 26px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,#ffffff 0%,#f6fbfa 100%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:var(--teal);}
.channel-idx{
  font-size:12px;font-weight:800;letter-spacing:2px;color:var(--teal-dark);
}
.channel-card h3{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.2px;}
.channel-card p{font-size:14px;line-height:1.85;color:var(--muted);flex:1;}
.channel-link{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:800;color:var(--teal-dark);}
.channel-card:hover .channel-link{gap:12px;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{
  position:relative;padding:28px 22px 24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.step-num{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--ink);color:#fff;font-size:14px;font-weight:800;
  margin-bottom:16px;
}
.step h4{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.step p{font-size:13.5px;line-height:1.8;color:var(--muted);}

/* ---------- kpi ---------- */
.kpi-band{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;background:#fff;box-shadow:var(--shadow-s);}
.kpi{padding:32px 26px;border-left:1px solid var(--line);}
.kpi:first-child{border-left:0;}
.kpi-num{font-size:32px;font-weight:800;color:var(--ink);letter-spacing:-.6px;line-height:1.15;}
.kpi-num em{font-style:normal;font-size:15px;color:var(--teal-dark);margin-left:4px;font-weight:800;}
.kpi-label{font-size:13.5px;color:var(--muted);margin-top:6px;}
.kpi-bar{height:5px;border-radius:5px;background:var(--bg);margin-top:14px;overflow:hidden;}
.kpi-bar i{display:block;height:100%;border-radius:5px;background:linear-gradient(90deg,var(--teal),#5fd6c6);}

/* ---------- safety ---------- */
.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.safety-item{
  display:flex;gap:14px;padding:22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);
  transition:border-color .18s ease,transform .18s ease;
}
.safety-item:hover{border-color:#cfe2e0;transform:translateY(-3px);}
.safety-item i{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  display:grid;place-items:center;background:var(--teal-soft);color:var(--teal-dark);font-size:15px;
}
.safety-item h4{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:5px;}
.safety-item p{font-size:13.5px;line-height:1.78;color:var(--muted);}

/* ---------- topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.topic-card{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  min-height:260px;display:flex;align-items:flex-end;
  box-shadow:var(--shadow-m);
  transition:transform .2s ease,box-shadow .2s ease;
}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-l);}
.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.topic-card:hover img{transform:scale(1.06);}
.topic-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,26,38,.05) 10%,rgba(9,26,38,.88) 100%);}
.topic-body{position:relative;z-index:2;padding:24px;color:#fff;}
.topic-body span{font-size:12px;font-weight:800;letter-spacing:1.2px;color:#7fe4d7;}
.topic-body h3{font-size:18px;font-weight:800;margin-top:8px;}
.topic-body p{font-size:13.5px;line-height:1.7;color:rgba(230,241,246,.82);margin-top:8px;}

/* ---------- cms list ---------- */
.post-layout{display:grid;grid-template-columns:1.55fr .85fr;gap:34px;align-items:start;}
.post-list{display:grid;gap:16px;}
.post-item{
  display:flex;gap:18px;
  padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.post-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);border-color:#cfe2e0;}
.post-thumb{flex:0 0 132px;width:132px;border-radius:var(--radius-s);overflow:hidden;background:var(--bg);}
.post-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.post-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:7px;}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.post-cat{
  font-size:11.5px;font-weight:800;color:var(--teal-dark);
  background:var(--teal-soft);padding:3px 10px;border-radius:999px;
}
.post-date{font-size:12px;color:var(--muted);}
.post-body h3{font-size:15.5px;font-weight:800;color:var(--ink);line-height:1.55;}
.post-body p{font-size:13.5px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-item:hover h3{color:var(--teal-dark);}
.post-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px 24px;box-shadow:var(--shadow-s);position:sticky;top:100px;
}
.post-side h3{font-size:15.5px;font-weight:800;color:var(--ink);padding-bottom:14px;border-bottom:1px solid var(--line);}
.side-list{margin-top:6px;}
.side-list li + li{border-top:1px dashed var(--line);}
.side-list a{display:block;padding:13px 0;transition:color .18s ease,transform .18s ease;}
.side-list a:hover{color:var(--teal-dark);transform:translateX(3px);}
.side-title{font-size:14px;font-weight:700;color:var(--ink);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.side-meta{font-size:12px;color:var(--muted);margin-top:4px;}
.side-note{
  margin-top:20px;padding:14px 16px;border-radius:var(--radius-s);
  background:var(--teal-soft);font-size:12.5px;line-height:1.75;color:var(--teal-dark);
}
.empty-note{
  padding:34px 26px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius-m);
  color:var(--muted);font-size:14.5px;text-align:center;
}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:800;color:var(--teal-dark);
  padding:10px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;
  transition:border-color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.link-more:hover{border-color:var(--teal);transform:translateY(-2px);}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px;}

/* ---------- partners ---------- */
.partner-wall{display:flex;flex-wrap:wrap;gap:14px;}
.partner-wall span{
  padding:12px 22px;border-radius:var(--radius-s);
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:700;color:var(--ink-2);
  box-shadow:var(--shadow-s);
  transition:border-color .18s ease,color .18s ease;
}
.partner-wall span:hover{border-color:var(--teal);color:var(--teal-dark);}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);overflow:hidden;
  transition:border-color .18s ease;
}
.faq-item[open]{border-color:#cfe2e0;}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:20px 24px;
  font-size:15.5px;font-weight:800;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\2b";font-size:18px;font-weight:700;color:var(--teal-dark);
  transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"\2212";}
.faq-item summary:hover{color:var(--teal-dark);}
.faq-answer{padding:0 24px 22px;font-size:14.5px;line-height:1.9;color:var(--muted);}

/* ---------- final cta ---------- */
.cta-wrap{
  position:relative;overflow:hidden;
  border-radius:26px;
  background:linear-gradient(135deg,#0b1e2b 0%,#10394a 55%,#0a5e56 100%);
  color:#fff;padding:52px 48px;
  box-shadow:var(--shadow-l);
  display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center;
}
.cta-wrap::before{
  content:"";position:absolute;right:-120px;top:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,165,148,.42),transparent 68%);
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(22px,2.3vw,30px);font-weight:800;line-height:1.36;letter-spacing:-.3px;}
.cta-copy p{margin-top:16px;font-size:14.5px;line-height:1.95;color:rgba(228,240,245,.78);}
.cta-bullets{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-bullets li{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;color:#c9f2ec;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
  padding:6px 13px;border-radius:999px;
}
.join-form{
  position:relative;z-index:2;
  background:rgba(255,255,255,.97);
  border-radius:var(--radius-l);
  padding:28px 26px;
  color:var(--ink);
  box-shadow:0 24px 50px rgba(0,0,0,.24);
}
.join-form h3{font-size:16.5px;font-weight:800;margin-bottom:6px;}
.join-form .form-tip{font-size:12.5px;color:var(--muted);margin-bottom:18px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:12.5px;font-weight:800;color:var(--ink-2);margin-bottom:6px;}
.field input,.field select{
  width:100%;padding:11px 14px;border-radius:var(--radius-s);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(18,165,148,.15);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.join-form .btn{width:100%;margin-top:6px;}
.form-privacy{margin-top:12px;font-size:11.5px;line-height:1.7;color:var(--muted);}
.form-msg{margin-top:10px;font-size:12.5px;font-weight:700;color:var(--teal-dark);display:none;}
.form-msg.show{display:block;}

/* ---------- footer ---------- */
.site-footer{background:var(--deep);color:rgba(226,238,245,.72);padding:64px 0 0;}
.footer-top{display:grid;grid-template-columns:1.4fr .8fr .8fr .9fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand .brand-name{color:#fff;font-size:16.5px;}
.footer-brand .brand-sub{color:rgba(226,238,245,.5);}
.footer-desc{font-size:13.5px;line-height:1.95;color:rgba(226,238,245,.62);max-width:360px;}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.3px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:13.5px;color:rgba(226,238,245,.66);transition:color .18s ease;}
.footer-col a:hover{color:#7fe4d7;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 26px;
  font-size:12.5px;color:rgba(226,238,245,.46);
}
.footer-bottom a{color:rgba(226,238,245,.6);}
.footer-bottom a:hover{color:#7fe4d7;}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero-panel{max-width:560px;}
  .cover-flex,.split,.cta-wrap{grid-template-columns:1fr;gap:36px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .kpi-band{grid-template-columns:repeat(2,1fr);}
  .kpi:nth-child(3){border-left:0;}
  .kpi:nth-child(n+3){border-top:1px solid var(--line);}
  .post-layout{grid-template-columns:1fr;}
  .post-side{position:static;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .main-nav{
    position:absolute;left:0;right:0;top:76px;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 20px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-m);
    display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 14px;border-radius:var(--radius-s);}
  .nav-link.active::after{display:none;}
  .header-inner{justify-content:space-between;}
  .header-actions .live-badge{display:none;}
  .nav-toggle{display:inline-flex;}
  .grid-3,.channel-grid,.safety-grid,.topic-grid{grid-template-columns:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .hero-stats .stat{border-left:0;padding:20px 0 6px;}
  .hero-stats .stat:nth-child(odd){padding-right:18px;}
  .hero-stats .stat:nth-child(even){padding-left:18px;border-left:1px solid rgba(255,255,255,.1);}
  .section{padding:68px 0;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10.5px;letter-spacing:1px;}
  .header-actions .btn{display:none;}
  .grid-2,.grid-3,.grid-4,.channel-grid,.safety-grid,.topic-grid,.steps,.kpi-band{grid-template-columns:1fr;}
  .kpi{border-left:0;border-top:1px solid var(--line);padding:24px 20px;}
  .kpi:first-child{border-top:0;}
  .hero{padding-top:44px;}
  .hero-lead{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-stats .stat{padding:16px 0;border-left:0;border-top:1px solid rgba(255,255,255,.1);}
  .hero-stats .stat:first-child{border-top:0;}
  .post-item{flex-direction:column;gap:14px;}
  .post-thumb{flex:none;width:100%;}
  .post-thumb img{aspect-ratio:16/9;}
  .cta-wrap{padding:34px 22px;border-radius:20px;}
  .join-form{padding:22px 18px;}
  .form-row{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section-title{font-size:22px;}
}

/* roulang page: category1 */
:root{
  --ink:#0e2233;
  --ink-2:#1b3b52;
  --muted:#5c7382;
  --line:#e0e8ee;
  --bg:#f4f7f9;
  --bg-2:#ffffff;
  --deep:#0b1e2b;
  --teal:#12a594;
  --teal-dark:#0a7f72;
  --teal-soft:#e4f6f3;
  --blue:#2f6fd0;
  --blue-soft:#e8f0fb;
  --amber:#c8811a;
  --radius-l:20px;
  --radius-m:14px;
  --radius-s:10px;
  --shadow-s:0 2px 10px rgba(14,34,51,.06);
  --shadow-m:0 10px 30px rgba(14,34,51,.09);
  --shadow-l:0 20px 50px rgba(14,34,51,.14);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:1rem;}
:focus-visible{outline:3px solid rgba(18,165,148,.45);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(14,34,51,.02);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--teal) 0%,var(--teal-dark) 60%,#085f56 100%);
  color:#fff;font-weight:800;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(10,127,114,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:1.4px;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--teal-soft);color:var(--teal-dark);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--teal);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
}
.live-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 4px rgba(18,165,148,.18);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 3px rgba(18,165,148,.18);}
  50%{box-shadow:0 0 0 7px rgba(18,165,148,.05);}
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:18px;
}
.nav-toggle:hover{background:var(--bg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-primary{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-dark) 100%);color:#fff;box-shadow:0 10px 22px rgba(10,127,114,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(10,127,114,.32);color:#fff;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);color:#fff;}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 10px 22px rgba(14,34,51,.2);}
.btn-dark:hover{background:#0a1a27;transform:translateY(-2px);color:#fff;}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--deep);color:#fff;padding:72px 0 96px;}
.page-hero .hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/220eb1cdfd01cc70.webp');
  background-size:cover;background-position:center;
  opacity:.3;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(108deg,rgba(8,23,34,.96) 0%,rgba(8,23,34,.84) 46%,rgba(8,23,34,.46) 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.22fr .88fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;
  background:rgba(18,165,148,.16);
  border:1px solid rgba(18,165,148,.4);
  color:#7fe4d7;font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.page-hero h1{
  margin-top:22px;
  font-size:clamp(28px,3.4vw,42px);
  line-height:1.3;font-weight:800;letter-spacing:-.4px;color:#fff;
}
.hero-lead{margin-top:18px;max-width:620px;font-size:15.5px;line-height:1.95;color:rgba(233,242,247,.86);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(235,244,249,.9);
}
.hero-points i{color:#7fe4d7;font-size:12px;}
.board{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.15);
  border-radius:var(--radius-l);
  padding:24px 22px 20px;
  backdrop-filter:blur(8px);
  box-shadow:0 24px 50px rgba(0,0,0,.26);
}
.board-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.board-title{font-size:15.5px;font-weight:800;color:#fff;}
.board-tag{
  font-size:11.5px;font-weight:700;color:#7fe4d7;
  padding:4px 10px;border-radius:999px;background:rgba(18,165,148,.18);
  border:1px solid rgba(18,165,148,.35);
}
.board-list{display:flex;flex-direction:column;gap:10px;}
.board-item{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border-radius:var(--radius-m);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  transition:background .18s ease,transform .18s ease;
}
.board-item:hover{background:rgba(255,255,255,.1);transform:translateX(2px);}
.board-item .bi-main{display:flex;flex-direction:column;gap:3px;min-width:0;}
.board-item .bi-name{font-size:14px;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.board-item .bi-meta{font-size:12px;color:rgba(206,224,235,.72);}
.board-item .bi-pace{
  flex:0 0 auto;font-size:12px;font-weight:700;color:#8fe9dc;
  padding:4px 10px;border-radius:999px;background:rgba(18,165,148,.16);
  border:1px solid rgba(18,165,148,.32);white-space:nowrap;
}
.board-foot{margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.board-foot span{font-size:12.5px;color:rgba(206,224,235,.7);}
.board-foot a{font-size:13px;font-weight:700;color:#7fe4d7;display:inline-flex;align-items:center;gap:6px;}
.board-foot a:hover{color:#fff;}

/* ---------- stat strip ---------- */
.stat-strip{margin-top:-52px;position:relative;z-index:5;}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-m);
  padding:26px 22px;
}
.stat-item{text-align:center;padding:0 10px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-num{font-size:clamp(24px,2.4vw,32px);font-weight:800;letter-spacing:-.5px;color:var(--ink);line-height:1.2;}
.stat-num em{font-style:normal;font-size:15px;font-weight:700;color:var(--teal-dark);margin-left:3px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px;}

/* ---------- sections ---------- */
.section{padding:78px 0;}
.section--white{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section--deep{background:var(--deep);color:#fff;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--teal-dark);margin-bottom:12px;
}
.section-kicker::before{content:"";width:22px;height:2px;background:var(--teal);border-radius:2px;}
.section-head h2{font-size:clamp(23px,2.5vw,32px);line-height:1.35;font-weight:800;letter-spacing:-.3px;color:var(--ink);}
.section--deep .section-head h2{color:#fff;}
.section-head p{margin-top:14px;font-size:15.5px;line-height:1.95;color:var(--muted);}
.section--deep .section-head p{color:rgba(214,231,240,.8);}

/* ---------- type cards ---------- */
.type-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.type-card{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:26px 24px;
  box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;gap:12px;
}
.type-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:rgba(18,165,148,.4);}
.type-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--teal-soft);color:var(--teal-dark);font-size:19px;
}
.type-card:nth-child(3n+2) .type-icon{background:var(--blue-soft);color:var(--blue);}
.type-card:nth-child(3n) .type-icon{background:#fbf1e2;color:var(--amber);}
.type-card h3{font-size:17.5px;font-weight:800;color:var(--ink);}
.type-card p{font-size:14.5px;line-height:1.9;color:var(--muted);}
.type-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.chip{
  font-size:12px;font-weight:700;color:var(--ink-2);
  background:var(--bg);border:1px solid var(--line);
  padding:4px 11px;border-radius:999px;
}

/* ---------- pace table ---------- */
.pace-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.pace-table{
  width:100%;border-collapse:separate;border-spacing:0;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-l);
  overflow:hidden;box-shadow:var(--shadow-s);font-size:14.5px;
}
.pace-table th,.pace-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);}
.pace-table thead th{
  background:#eef4f7;color:var(--ink-2);font-weight:800;font-size:13px;letter-spacing:.4px;
}
.pace-table tbody tr:last-child td{border-bottom:0;}
.pace-table tbody tr:hover{background:#f7fbfc;}
.pace-table td strong{color:var(--teal-dark);font-weight:800;}
.pace-note{display:flex;gap:14px;align-items:flex-start;background:var(--teal-soft);border:1px solid rgba(18,165,148,.28);border-radius:var(--radius-m);padding:16px 18px;margin-top:20px;}
.pace-note i{color:var(--teal-dark);font-size:17px;margin-top:3px;}
.pace-note p{font-size:14px;line-height:1.85;color:var(--ink-2);}
.pace-figure{border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-m);position:relative;}
.pace-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.2;}
.pace-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:20px;
  background:linear-gradient(180deg,rgba(11,30,43,0) 0%,rgba(11,30,43,.88) 100%);
  color:#fff;font-size:13.5px;line-height:1.7;
}

/* ---------- flow ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:flow;}
.flow-step{
  position:relative;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-l);padding:24px 22px;
  transition:background .2s ease,transform .2s ease;
}
.flow-step:hover{background:rgba(255,255,255,.09);transform:translateY(-3px);}
.flow-num{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--teal),var(--teal-dark));
  color:#fff;font-weight:800;font-size:15px;margin-bottom:14px;
  box-shadow:0 8px 18px rgba(10,127,114,.35);
}
.flow-step h3{font-size:16.5px;font-weight:800;color:#fff;margin-bottom:8px;}
.flow-step p{font-size:14px;line-height:1.85;color:rgba(210,228,237,.82);}

/* ---------- split scene ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.split-figure{border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-l);}
.split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:clamp(23px,2.5vw,31px);line-height:1.35;font-weight:800;letter-spacing:-.3px;margin-bottom:16px;}
.split-body > p{font-size:15.5px;line-height:1.95;color:var(--muted);margin-bottom:22px;}
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.check-list li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:14.5px;color:var(--ink-2);line-height:1.75;
}
.check-list i{color:var(--teal);font-size:15px;margin-top:4px;flex:0 0 auto;}

/* ---------- safety ---------- */
.safe-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.safe-card{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px 22px;box-shadow:var(--shadow-s);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.safe-card:hover{border-color:rgba(18,165,148,.4);box-shadow:var(--shadow-m);}
.safe-card .sc-icon{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--blue-soft);color:var(--blue);font-size:17px;
}
.safe-card h3{font-size:16px;font-weight:800;margin-bottom:6px;}
.safe-card p{font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote-card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px 24px;box-shadow:var(--shadow-s);display:flex;flex-direction:column;gap:14px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);}
.quote-stars{color:#e8a33d;font-size:13px;letter-spacing:2px;}
.quote-card p{font-size:14.5px;line-height:1.95;color:var(--ink-2);}
.quote-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:var(--teal-soft);color:var(--teal-dark);font-weight:800;font-size:15px;
}
.quote-user .qu-name{font-size:14px;font-weight:800;color:var(--ink);}
.quote-user .qu-meta{font-size:12.5px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow-s);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(18,165,148,.45);box-shadow:var(--shadow-m);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--teal-dark);}
.faq-item summary .faq-sign{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;background:var(--teal-soft);color:var(--teal-dark);
  font-size:12px;transition:transform .22s ease,background .22s ease,color .22s ease;
}
.faq-item[open] summary .faq-sign{transform:rotate(45deg);background:var(--teal);color:#fff;}
.faq-body{padding:0 22px 20px;font-size:14.5px;line-height:1.95;color:var(--muted);}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--deep);color:#fff;
  border-radius:var(--radius-l);padding:52px 46px;
  display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center;
  box-shadow:var(--shadow-l);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/53cb871f62ffc583.webp');
  background-size:cover;background-position:center;opacity:.22;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(8,23,34,.94) 0%,rgba(8,23,34,.7) 60%,rgba(8,23,34,.4) 100%);
}
.cta-inner{position:relative;z-index:2;}
.cta-inner h2{font-size:clamp(23px,2.6vw,32px);line-height:1.35;font-weight:800;letter-spacing:-.3px;color:#fff;}
.cta-inner p{margin-top:14px;font-size:15px;line-height:1.95;color:rgba(220,235,243,.86);max-width:620px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;}
.cta-actions .btn{width:100%;}
.cta-actions span{font-size:12.5px;color:rgba(206,224,235,.72);text-align:center;}

/* ---------- footer ---------- */
.site-footer{background:var(--deep);color:rgba(226,238,245,.78);padding:64px 0 26px;}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;font-size:16.5px;font-weight:800;display:block;line-height:1.35;}
.footer-brand .brand-sub{font-size:11.5px;letter-spacing:1.2px;color:rgba(180,205,220,.7);text-transform:uppercase;}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(203,220,232,.72);max-width:420px;}
.footer-col h4{color:#fff;font-size:14.5px;font-weight:700;margin:0 0 14px;letter-spacing:.3px;}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col a{font-size:14px;color:rgba(203,220,232,.75);transition:color .18s ease;}
.footer-col a:hover{color:#7fe4d7;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:20px;font-size:12.5px;color:rgba(170,193,207,.7);line-height:1.8;
}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .board{max-width:560px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-item{border-right:0;padding:10px 6px;}
  .stat-item:nth-child(odd){border-right:1px solid var(--line);}
  .type-grid{grid-template-columns:repeat(2,1fr);}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .pace-wrap{grid-template-columns:1fr;gap:32px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .quote-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:42px 32px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px;}
  .main-nav{
    position:absolute;top:76px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-m);padding:14px 18px 20px;
    margin-left:0;display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 16px;border-radius:var(--radius-s);}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{justify-content:space-between;}
  .live-badge{display:none;}
}
@media screen and (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:58px 0;}
  .page-hero{padding:52px 0 86px;}
  .hero-lead{font-size:15px;}
  .brand-name{font-size:15.5px;}
  .brand-sub{font-size:10.5px;letter-spacing:1px;}
  .type-grid{grid-template-columns:1fr;}
  .flow-grid{grid-template-columns:1fr;}
  .safe-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .check-list{grid-template-columns:1fr;}
  .pace-table th,.pace-table td{padding:12px 13px;font-size:13.5px;}
  .cta-band{padding:34px 22px;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media screen and (max-width:520px){
  .header-inner{min-height:66px;gap:10px;}
  .brand-mark{width:38px;height:38px;border-radius:11px;font-size:16px;}
  .brand-name{font-size:14px;}
  .brand-sub{display:none;}
  .main-nav{top:66px;}
  .btn{padding:12px 20px;font-size:14px;}
  .btn-sm{padding:9px 15px;font-size:12.5px;}
  .hero-actions .btn{width:100%;}
  .stat-grid{grid-template-columns:1fr;padding:18px 16px;}
  .stat-item{border-right:0 !important;padding:12px 0;border-bottom:1px solid var(--line);}
  .stat-item:last-child{border-bottom:0;}
  .board{padding:20px 16px 16px;}
  .board-item{flex-wrap:wrap;}
  .board-foot{justify-content:flex-start;}
  .faq-item summary{padding:16px 16px;font-size:14.5px;}
  .faq-body{padding:0 16px 18px;font-size:14px;}
}

/* roulang page: article */
:root{
  --ink:#0e2233;
  --ink-2:#1b3b52;
  --muted:#5c7382;
  --line:#e0e8ee;
  --bg:#f4f7f9;
  --bg-2:#ffffff;
  --deep:#0b1e2b;
  --teal:#12a594;
  --teal-dark:#0a7f72;
  --teal-soft:#e4f6f3;
  --blue:#2f6fd0;
  --blue-soft:#e8f0fb;
  --amber:#c8811a;
  --radius-l:20px;
  --radius-m:14px;
  --radius-s:10px;
  --shadow-s:0 2px 10px rgba(14,34,51,.06);
  --shadow-m:0 10px 30px rgba(14,34,51,.09);
  --shadow-l:0 20px 50px rgba(14,34,51,.14);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);letter-spacing:-.2px;line-height:1.32;}
p{margin:0;}
button{font-family:inherit;font-size:inherit;cursor:pointer;background:none;border:0;color:inherit;}
:focus-visible{outline:3px solid rgba(18,165,148,.45);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(14,34,51,.02);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--teal) 0%,var(--teal-dark) 60%,#085f56 100%);
  color:#fff;font-weight:800;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(10,127,114,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:1.4px;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--teal-soft);color:var(--teal-dark);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--teal);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
}
.live-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 4px rgba(18,165,148,.18);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(18,165,148,.35);}
  70%{box-shadow:0 0 0 8px rgba(18,165,148,0);}
  100%{box-shadow:0 0 0 0 rgba(18,165,148,0);}
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:18px;
}
.nav-toggle:hover{background:var(--bg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-primary{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-dark) 100%);color:#fff;box-shadow:0 10px 22px rgba(10,127,114,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(10,127,114,.32);color:#fff;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);color:#fff;}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;background:var(--deep);color:#fff;padding:40px 0 74px;}
.hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/2c2c8c80f7d35fda.webp');
  background-size:cover;background-position:center;
  opacity:.26;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(8,23,34,.97) 0%,rgba(8,23,34,.86) 46%,rgba(8,23,34,.58) 100%);
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;font-size:13px;color:rgba(226,238,244,.62);}
.breadcrumb a{color:rgba(226,238,244,.82);}
.breadcrumb a:hover{color:#7fe4d7;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:#7fe4d7;font-weight:600;}
.hero-grid{display:grid;grid-template-columns:1.45fr .72fr;gap:44px;align-items:center;margin-top:26px;}
.topic-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(18,165,148,.16);
  border:1px solid rgba(18,165,148,.42);
  color:#7fe4d7;font-size:12.5px;font-weight:700;letter-spacing:.4px;
}
.article-title{
  margin-top:18px;
  font-size:clamp(26px,3.2vw,40px);
  line-height:1.32;font-weight:800;letter-spacing:-.5px;
  color:#fff;
}
.hero-summary{
  margin-top:20px;max-width:760px;
  font-size:15.5px;line-height:2;color:rgba(233,242,247,.84);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:24px;font-size:13px;color:rgba(226,238,244,.7);}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:#7fe4d7;font-size:12px;}
.hero-figure{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:0 26px 54px rgba(0,0,0,.36);}
.hero-figure img{width:100%;height:280px;object-fit:cover;}
.figure-caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:12px 16px;font-size:12.5px;font-weight:600;color:#eaf5f7;
  background:linear-gradient(180deg,rgba(8,23,34,0),rgba(8,23,34,.86));
}

/* ---------- layout ---------- */
.page-main{background:var(--bg);padding-bottom:72px;}
.article-shell{
  display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:32px;
  align-items:start;margin-top:-46px;position:relative;z-index:3;
}
.panel{
  background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--radius-l);box-shadow:var(--shadow-m);
  padding:34px 36px;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:26px;}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:1.2px;color:var(--teal-dark);text-transform:uppercase;}
.kicker::before{content:"";width:22px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--teal),var(--teal-dark));}
.panel-head .read-time{font-size:12.5px;color:var(--muted);}

/* ---------- article body ---------- */
.article-body{font-size:16.5px;line-height:2.05;color:#20374a;}
.article-body p{margin:0 0 1.1em;}
.article-body h2{font-size:22px;margin:1.9em 0 .85em;padding-left:14px;position:relative;color:var(--ink);}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--teal),var(--teal-dark));
}
.article-body h3{font-size:18px;margin:1.6em 0 .7em;color:var(--ink-2);}
.article-body ul,.article-body ol{margin:0 0 1.2em 1.2em;padding-left:1em;list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body img{border-radius:var(--radius-m);margin:1.4em 0;box-shadow:var(--shadow-s);}
.article-body blockquote{margin:1.4em 0;padding:16px 22px;border-left:4px solid var(--teal);background:var(--teal-soft);border-radius:0 var(--radius-s) var(--radius-s) 0;color:var(--ink-2);}
.article-body a{color:var(--teal-dark);border-bottom:1px solid rgba(10,127,114,.35);}
.article-body a:hover{color:var(--teal);}
.article-body table{width:100%;border-collapse:collapse;margin:1.3em 0;font-size:14.8px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:var(--bg);color:var(--ink-2);font-weight:700;}
.article-empty{text-align:center;padding:44px 12px 30px;}
.article-empty h2{font-size:22px;margin-bottom:12px;}
.article-empty p{color:var(--muted);font-size:15px;margin-bottom:26px;}

/* ---------- sidebar ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px 22px;box-shadow:var(--shadow-s);}
.side-card h3{font-size:15px;letter-spacing:.3px;margin-bottom:14px;color:var(--ink);}
.toc-list li{margin-bottom:4px;}
.toc-list a{
  display:block;padding:8px 12px;border-left:2px solid var(--line);
  font-size:14px;color:var(--muted);border-radius:0 var(--radius-s) var(--radius-s) 0;
  transition:all .18s ease;
}
.toc-list a:hover{color:var(--teal-dark);border-left-color:var(--teal);background:var(--teal-soft);}
.info-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:13.8px;}
.info-row:last-child{border-bottom:0;padding-bottom:0;}
.info-row span{color:var(--muted);}
.info-row strong{color:var(--ink);font-weight:700;}
.side-alert{
  background:linear-gradient(150deg,#0e2233,#0b1e2b);color:#dcebf2;
  border-radius:var(--radius-m);padding:22px;border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-m);
}
.side-alert h3{color:#fff;font-size:15px;margin-bottom:10px;}
.side-alert p{font-size:13.5px;line-height:1.9;color:rgba(220,235,242,.78);}
.side-alert .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.side-alert .tag{padding:5px 11px;border-radius:999px;background:rgba(18,165,148,.18);border:1px solid rgba(18,165,148,.4);color:#7fe4d7;font-size:11.5px;font-weight:700;}

/* ---------- sections ---------- */
.section{padding:70px 0;}
.section-white{background:var(--bg-2);}
.section-soft{background:var(--bg);}
.section-head{max-width:740px;margin-bottom:34px;}
.section-head h2{font-size:clamp(22px,2.6vw,30px);}
.section-head p{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.95;}
.split{display:grid;grid-template-columns:.82fr 1.35fr;gap:46px;align-items:start;}
.key-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.key-item{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.key-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);border-color:rgba(18,165,148,.4);}
.key-item i{color:var(--teal);font-size:17px;}
.key-item h3{font-size:15.5px;margin:12px 0 8px;}
.key-item p{font-size:14px;color:var(--muted);line-height:1.85;}

/* ---------- pace table ---------- */
.pace-table{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-s);}
.pace-row{
  display:grid;grid-template-columns:1.05fr 1fr .9fr 1.5fr;gap:16px;
  padding:16px 24px;border-bottom:1px solid var(--line);
  font-size:14.5px;color:#20374a;transition:background .18s ease;
}
.pace-row:last-child{border-bottom:0;}
.pace-row:hover{background:#f7fbfa;}
.pace-row.pace-head{background:var(--teal-soft);color:var(--teal-dark);font-weight:800;font-size:13px;letter-spacing:.6px;}
.pace-row strong{color:var(--ink);}

/* ---------- rules ---------- */
.rule-item{
  border:1px solid var(--line);border-radius:var(--radius-m);background:var(--bg-2);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-s);transition:border-color .18s ease;
}
.rule-item:hover{border-color:rgba(18,165,148,.38);}
.rule-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 24px;font-weight:700;font-size:15.5px;color:var(--ink);
  cursor:pointer;list-style:none;
}
.rule-item summary::-webkit-details-marker{display:none;}
.rule-item summary::after{content:"+";font-size:20px;font-weight:700;color:var(--teal);line-height:1;}
.rule-item[open] summary::after{content:"–";}
.rule-body{padding:0 24px 20px;font-size:14.8px;line-height:1.95;color:var(--muted);}
.rule-body strong{color:var(--ink-2);}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:var(--bg-2);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-s);}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;font-size:15.5px;font-weight:700;color:var(--ink);cursor:pointer;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--teal);transition:transform .2s ease;}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-item .faq-body{padding:0 24px 20px;font-size:14.8px;line-height:1.95;color:var(--muted);}

/* ---------- channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.channel-card{
  display:flex;flex-direction:column;gap:12px;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px 24px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:rgba(18,165,148,.42);}
.channel-card .ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--teal-soft);color:var(--teal-dark);font-size:18px;
}
.channel-card h3{font-size:17px;}
.channel-card p{font-size:14px;color:var(--muted);line-height:1.9;flex:1 1 auto;}
.channel-card .more{font-size:13.5px;font-weight:700;color:var(--teal-dark);display:inline-flex;align-items:center;gap:7px;}
.channel-card:hover .more{color:var(--teal);}

/* ---------- join band ---------- */
.join-band{background:linear-gradient(120deg,#0b1e2b 0%,#123c4a 58%,#0a7f72 100%);color:#fff;padding:52px 0;}
.join-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.join-inner h2{color:#fff;font-size:clamp(21px,2.4vw,28px);}
.join-inner p{margin-top:12px;font-size:14.8px;line-height:1.9;color:rgba(230,242,247,.82);max-width:620px;}
.join-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--deep);color:rgba(226,238,244,.72);padding:62px 0 0;}
.footer-top{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(226,238,244,.5);}
.footer-desc{font-size:13.8px;line-height:1.95;max-width:430px;}
.footer-col h4{color:#fff;font-size:14.5px;letter-spacing:.6px;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;font-size:14px;}
.footer-col a{color:rgba(226,238,244,.72);}
.footer-col a:hover{color:#7fe4d7;}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0 30px;font-size:12.5px;color:rgba(226,238,244,.5);line-height:1.8;}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .article-shell{grid-template-columns:minmax(0,1fr) 300px;}
  .split{grid-template-columns:.9fr 1.25fr;gap:34px;}
}
@media (max-width:1024px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    margin-left:0;background:#fff;border-bottom:1px solid var(--line);
    padding:14px 24px 20px;box-shadow:var(--shadow-m);display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 14px;border-radius:10px;}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:inline-flex;}
  .live-badge{display:none;}
  .header-inner{min-height:68px;gap:12px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-figure img{height:230px;}
  .article-shell{grid-template-columns:1fr;margin-top:-38px;}
  .article-side{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:820px){
  .split{grid-template-columns:1fr;gap:26px;}
  .pace-row{grid-template-columns:1fr 1fr;row-gap:6px;}
  .panel{padding:26px 22px;}
  .section{padding:54px 0;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .article-hero{padding:32px 0 66px;}
  .hero-summary{font-size:14.8px;line-height:1.95;}
  .article-meta{font-size:12.5px;gap:8px 14px;}
  .article-side{grid-template-columns:1fr;}
  .key-grid{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .join-actions .btn{width:100%;}
}
@media (max-width:520px){
  .body,body{font-size:15.5px;}
  .article-title{font-size:24px;}
  .panel-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .pace-row{padding:14px 16px;font-size:13.5px;}
  .rule-item summary,.faq-item summary{padding:16px 18px;font-size:14.6px;}
  .rule-body,.faq-item .faq-body{padding:0 18px 18px;}
}

/* roulang page: category3 */
:root{
  --ink:#0e2233;
  --ink-2:#1b3b52;
  --muted:#5c7382;
  --line:#e0e8ee;
  --bg:#f4f7f9;
  --bg-2:#ffffff;
  --deep:#0b1e2b;
  --teal:#12a594;
  --teal-dark:#0a7f72;
  --teal-soft:#e4f6f3;
  --blue:#2f6fd0;
  --blue-soft:#e8f0fb;
  --amber:#c8811a;
  --radius-l:20px;
  --radius-m:14px;
  --radius-s:10px;
  --shadow-s:0 2px 10px rgba(14,34,51,.06);
  --shadow-m:0 10px 30px rgba(14,34,51,.09);
  --shadow-l:0 20px 50px rgba(14,34,51,.14);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:1rem;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(14,34,51,.02);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--teal) 0%,var(--teal-dark) 60%,#085f56 100%);
  color:#fff;font-weight:800;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(10,127,114,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:1.4px;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--teal-soft);color:var(--teal-dark);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--teal);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
}
.live-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 4px rgba(18,165,148,.18);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 4px rgba(18,165,148,.18);}
  50%{box-shadow:0 0 0 8px rgba(18,165,148,.06);}
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:18px;
}
.nav-toggle:hover{background:var(--bg);}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-primary{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-dark) 100%);color:#fff;box-shadow:0 10px 22px rgba(10,127,114,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(10,127,114,.32);color:#fff;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);color:#fff;}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 10px 22px rgba(14,34,51,.2);}
.btn-dark:hover{background:#0a1a27;transform:translateY(-2px);color:#fff;}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);}
.btn:focus-visible{outline:3px solid rgba(18,165,148,.45);outline-offset:3px;}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--deep);color:#fff;padding-top:60px;}
.hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/220eb1cdfd01cc70.webp');
  background-size:cover;background-position:center;
  opacity:.3;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(8,23,34,.97) 0%,rgba(8,23,34,.86) 44%,rgba(8,23,34,.58) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.4fr .85fr;gap:52px;align-items:start;
  padding-bottom:56px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;
  background:rgba(18,165,148,.16);
  border:1px solid rgba(18,165,148,.4);
  color:#7fe4d7;font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.hero h1{
  margin:22px 0 0;
  font-size:clamp(28px,3.4vw,44px);
  line-height:1.28;font-weight:800;letter-spacing:-.4px;
  color:#fff;
}
.hero-lead{
  margin-top:20px;max-width:680px;
  font-size:16px;line-height:1.95;color:rgba(233,242,247,.86);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(235,244,249,.9);
}
.hero-points i{color:#7fe4d7;font-size:12px;}
.hero-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-l);
  padding:26px 24px 22px;
  backdrop-filter:blur(8px);
  box-shadow:0 24px 50px rgba(0,0,0,.24);
}
.panel-title{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:.3px;}
.panel-sub{font-size:12.5px;color:rgba(214,231,240,.72);margin-top:6px;letter-spacing:.4px;}
.panel-list{margin-top:18px;display:grid;gap:12px;}
.panel-list li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-bottom:12px;
  border-bottom:1px dashed rgba(255,255,255,.14);
  font-size:13.5px;color:rgba(226,240,247,.86);
}
.panel-list li:last-child{border-bottom:0;padding-bottom:0;}
.panel-list b{font-size:16px;color:#fff;font-weight:800;}
.panel-note{
  margin-top:18px;padding:12px 14px;border-radius:var(--radius-s);
  background:rgba(18,165,148,.14);
  border:1px solid rgba(18,165,148,.3);
  font-size:12.5px;color:#bff2ea;line-height:1.7;
}
/* ---------- check strip ---------- */
.check-strip{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:10px;
  padding:20px 0 34px;
  border-top:1px solid rgba(255,255,255,.1);
}
.check-strip li{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  font-size:13px;font-weight:600;color:rgba(236,245,250,.92);
}
.check-strip i{
  display:grid;place-items:center;
  width:18px;height:18px;border-radius:50%;
  background:var(--teal);color:#04211d;font-size:10px;
}
/* ---------- sections ---------- */
.section{padding:76px 0;}
.section-alt{background:var(--bg-2);}
.section-tint{background:linear-gradient(180deg,#eef4f7 0%,var(--bg) 100%);}
.section-head{max-width:780px;margin-bottom:40px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:1.4px;
  color:var(--teal-dark);text-transform:uppercase;
}
.section-kicker::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--teal);}
.section-title{
  margin-top:12px;
  font-size:clamp(22px,2.5vw,32px);
  line-height:1.35;font-weight:800;letter-spacing:-.3px;color:var(--ink);
}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.95;}
/* ---------- kpi ---------- */
.kpi-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.kpi-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px 22px 20px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.kpi-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);border-color:#cfe3e0;}
.kpi-num{
  font-size:30px;font-weight:800;line-height:1.1;letter-spacing:-.5px;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.kpi-num span{font-size:14px;font-weight:700;color:var(--teal-dark);margin-left:3px;}
.kpi-label{margin-top:8px;font-size:13.5px;font-weight:700;color:var(--ink-2);}
.kpi-desc{margin-top:6px;font-size:12.5px;color:var(--muted);line-height:1.7;}
/* ---------- grids & cards ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#cfe3e0;}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#dde7ec;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-tag{
  position:absolute;left:14px;top:14px;
  padding:5px 12px;border-radius:999px;
  background:rgba(11,30,43,.82);color:#fff;
  font-size:11.5px;font-weight:700;letter-spacing:.4px;
  backdrop-filter:blur(4px);
}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-title{font-size:17px;font-weight:800;color:var(--ink);line-height:1.5;}
.card-text{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.85;flex:1 1 auto;}
.card-meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);
  font-size:12px;font-weight:600;color:var(--ink-2);
}
.chip i{font-size:11px;color:var(--teal-dark);}
.chip.amber{background:#fdf4e6;border-color:#f2e0c2;color:#8a5a10;}
.chip.amber i{color:var(--amber);}
/* ---------- route card ---------- */
.route-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);padding:24px;box-shadow:var(--shadow-s);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.route-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#cfe3e0;}
.route-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;}
.route-name{font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.45;}
.route-distance{
  flex:0 0 auto;
  font-size:15px;font-weight:800;color:var(--teal-dark);
  background:var(--teal-soft);border-radius:var(--radius-s);
  padding:6px 12px;white-space:nowrap;
}
.route-desc{margin-top:12px;font-size:13.5px;color:var(--muted);line-height:1.85;}
.route-meta{margin-top:16px;display:grid;gap:8px;}
.route-meta li{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--ink-2);
  padding-bottom:8px;border-bottom:1px dashed var(--line);
}
.route-meta li:last-child{border-bottom:0;padding-bottom:0;}
.route-meta span:first-child{color:var(--muted);}
.route-meta span:last-child{font-weight:700;}
/* ---------- pace rows ---------- */
.pace-list{display:grid;gap:14px;}
.pace-row{
  display:grid;grid-template-columns:200px 1fr 190px;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:20px 24px;box-shadow:var(--shadow-s);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.pace-row:hover{border-color:var(--teal);transform:translateX(3px);box-shadow:var(--shadow-m);}
.pace-name{font-size:16px;font-weight:800;color:var(--ink);}
.pace-range{
  display:inline-block;margin-top:6px;
  font-size:12.5px;font-weight:700;color:var(--teal-dark);
  background:var(--teal-soft);border-radius:999px;padding:3px 11px;
  font-variant-numeric:tabular-nums;
}
.pace-desc{font-size:13.5px;color:var(--muted);line-height:1.8;}
.pace-fit{font-size:12.5px;color:var(--ink-2);text-align:right;line-height:1.7;}
.pace-fit b{display:block;color:var(--ink);font-size:13px;font-weight:800;}
/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.split-media{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  box-shadow:var(--shadow-l);border:1px solid rgba(14,34,51,.08);
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,30,43,0) 55%,rgba(11,30,43,.55) 100%);
}
.media-caption{
  position:absolute;left:22px;right:22px;bottom:20px;z-index:2;
  font-size:13px;color:rgba(240,248,251,.94);line-height:1.7;
}
.checklist{display:grid;gap:16px;margin-top:26px;}
.checklist li{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:var(--radius-m);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-s);
  transition:border-color .2s ease,transform .2s ease;
}
.checklist li:hover{border-color:#cfe3e0;transform:translateX(3px);}
.checklist .ck{
  flex:0 0 auto;width:26px;height:26px;border-radius:9px;
  display:grid;place-items:center;
  background:var(--teal-soft);color:var(--teal-dark);font-size:12px;font-weight:800;
}
.checklist b{display:block;font-size:14.5px;font-weight:800;color:var(--ink);}
.checklist p{font-size:13px;color:var(--muted);line-height:1.8;margin-top:4px;}
/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;gap:0;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:25px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--teal) 0%,rgba(18,165,148,.15) 100%);
}
.step{position:relative;display:flex;gap:22px;padding:16px 0;}
.step-num{
  position:relative;z-index:2;flex:0 0 auto;
  width:52px;height:52px;border-radius:16px;
  display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);
  color:var(--teal-dark);font-weight:800;font-size:16px;
  box-shadow:var(--shadow-s);
  font-variant-numeric:tabular-nums;
}
.step-body{padding-top:2px;}
.step-title{font-size:15.5px;font-weight:800;color:var(--ink);}
.step-text{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.85;max-width:760px;}
/* ---------- dark band ---------- */
.band{
  position:relative;overflow:hidden;background:var(--deep);color:#fff;
  padding:70px 0;
}
.band-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/65a3119288b4fbdb.webp');
  background-size:cover;background-position:center;
  opacity:.22;
}
.band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,23,34,.96) 0%,rgba(8,23,34,.8) 60%,rgba(8,23,34,.6) 100%);
}
.band-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.band h2{font-size:clamp(22px,2.4vw,30px);line-height:1.4;font-weight:800;color:#fff;}
.band p{margin-top:16px;font-size:15px;line-height:1.95;color:rgba(228,240,247,.85);max-width:640px;}
.band-list{display:grid;gap:12px;}
.band-list li{
  display:flex;align-items:flex-start;gap:12px;
  padding:15px 18px;border-radius:var(--radius-m);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  font-size:13.5px;color:rgba(232,243,249,.9);line-height:1.75;
}
.band-list i{color:#7fe4d7;font-size:13px;margin-top:4px;}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#cfe3e0;box-shadow:var(--shadow-m);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15px;font-weight:700;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--teal-dark);}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--teal-dark);flex:0 0 auto;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"\f068";}
.faq-item summary:focus-visible{outline:3px solid rgba(18,165,148,.4);outline-offset:-3px;}
.faq-answer{padding:0 24px 22px;font-size:14px;color:var(--muted);line-height:1.95;border-top:1px dashed var(--line);padding-top:16px;margin:0 24px 22px;padding-left:0;padding-right:0;}
/* ---------- cta ---------- */
.cta-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:46px 44px;box-shadow:var(--shadow-m);
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
}
.cta-wrap h2{font-size:clamp(21px,2.2vw,28px);line-height:1.4;font-weight:800;color:var(--ink);}
.cta-wrap p{margin-top:14px;font-size:14.5px;color:var(--muted);line-height:1.95;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
/* ---------- footer ---------- */
.site-footer{background:var(--deep);color:rgba(226,238,245,.8);padding:64px 0 28px;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-brand .brand-name{color:#fff;font-size:16.5px;}
.footer-brand .brand-sub{color:rgba(190,214,226,.7);}
.footer-desc{margin-top:18px;font-size:13.5px;line-height:1.95;color:rgba(196,216,227,.72);max-width:420px;}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.4px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:rgba(198,218,229,.78);transition:color .18s ease,transform .18s ease;display:inline-block;}
.footer-col a:hover{color:#7fe4d7;transform:translateX(2px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:24px;font-size:12.5px;color:rgba(180,203,215,.62);line-height:1.8;
}
/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .header-inner{gap:14px;}
  .live-badge{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding-bottom:44px;}
  .hero-panel{max-width:560px;}
  .kpi-strip{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:34px;}
  .band-inner{grid-template-columns:1fr;gap:30px;}
  .pace-row{grid-template-columns:1fr;gap:10px;}
  .pace-fit{text-align:left;}
  .cta-wrap{grid-template-columns:1fr;padding:36px 30px;}
  .cta-actions{justify-content:flex-start;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:860px){
  .main-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:14px 18px 20px;box-shadow:var(--shadow-m);margin-left:0;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 14px;border-radius:var(--radius-s);white-space:normal;}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{justify-content:space-between;position:relative;}
  .main-nav{margin-left:0;}
  .header-actions .btn{display:none;}
}
@media screen and (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .hero{padding-top:44px;}
  .hero h1{font-size:clamp(25px,6vw,34px);}
  .hero-lead{font-size:15px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .kpi-strip{grid-template-columns:1fr 1fr;}
  .check-strip{padding:18px 0 28px;}
  .check-strip li{font-size:12px;padding:8px 13px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .faq-item summary{padding:17px 18px;font-size:14.5px;}
  .faq-answer{margin:0 18px 18px;padding-top:14px;}
  .band{padding:52px 0;}
  .route-top{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media screen and (max-width:520px){
  .kpi-strip{grid-template-columns:1fr;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10.5px;}
  .brand-mark{width:40px;height:40px;font-size:17px;border-radius:11px;}
  .hero-actions .btn{width:100%;}
  .hero-points li{font-size:12px;}
  .section-title{font-size:21px;}
  .cta-wrap{padding:28px 20px;}
  .kpi-num{font-size:26px;}
}

/* roulang page: category2 */
:root{
  --ink:#0e2233;
  --ink-2:#1b3b52;
  --muted:#5c7382;
  --line:#e0e8ee;
  --bg:#f4f7f9;
  --bg-2:#ffffff;
  --deep:#0b1e2b;
  --teal:#12a594;
  --teal-dark:#0a7f72;
  --teal-soft:#e4f6f3;
  --blue:#2f6fd0;
  --blue-soft:#e8f0fb;
  --amber:#c8811a;
  --amber-soft:#fbf2e2;
  --radius-l:20px;
  --radius-m:14px;
  --radius-s:10px;
  --shadow-s:0 2px 10px rgba(14,34,51,.06);
  --shadow-m:0 10px 30px rgba(14,34,51,.09);
  --shadow-l:0 20px 50px rgba(14,34,51,.14);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.2px;line-height:1.35;}
p{margin:0;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:1rem;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(14,34,51,.02);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--teal) 0%,var(--teal-dark) 60%,#085f56 100%);
  color:#fff;font-weight:800;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(10,127,114,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:1.4px;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--teal-soft);color:var(--teal-dark);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--teal);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
}
.live-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 4px rgba(18,165,148,.18);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.55;transform:scale(.86);}
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:18px;
}
.nav-toggle:hover{background:var(--bg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-primary{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-dark) 100%);color:#fff;box-shadow:0 10px 22px rgba(10,127,114,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(10,127,114,.32);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 10px 22px rgba(14,34,51,.2);}
.btn-dark:hover{background:#0a1a27;transform:translateY(-2px);}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px);}
.btn:focus-visible,.nav-link:focus-visible,.nav-toggle:focus-visible,a:focus-visible{
  outline:3px solid rgba(18,165,148,.45);outline-offset:2px;
}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--deep);color:#fff;
  padding:66px 0 72px;
}
.page-hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/220eb1cdfd01cc70.webp');
  background-size:cover;background-position:center;
  opacity:.28;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(108deg,rgba(8,23,34,.97) 0%,rgba(8,23,34,.9) 46%,rgba(8,23,34,.6) 100%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
}
.crumb{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;color:rgba(220,236,242,.72);letter-spacing:.4px;
}
.crumb a{color:rgba(220,236,242,.86);}
.crumb a:hover{color:#7fe4d7;}
.crumb i{font-size:10px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  margin-top:18px;
  padding:7px 15px;border-radius:999px;
  background:rgba(18,165,148,.16);
  border:1px solid rgba(18,165,148,.4);
  color:#7fe4d7;font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.page-hero h1{
  margin-top:20px;
  font-size:clamp(28px,3.3vw,42px);
  line-height:1.28;font-weight:800;letter-spacing:-.4px;color:#fff;
}
.hero-lead{
  margin-top:18px;max-width:640px;
  font-size:15.5px;line-height:1.95;color:rgba(233,242,247,.86);
}
.hero-actions{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{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(235,244,249,.9);
}
.hero-points i{color:#7fe4d7;font-size:12px;}
.hero-visual{position:relative;}
.hero-photo{
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 30px 60px rgba(0,0,0,.38);
  transform:rotate(-1.6deg);
}
.hero-photo img{width:100%;height:340px;object-fit:cover;}
.hero-float{
  position:absolute;left:-18px;bottom:-26px;
  display:flex;align-items:center;gap:12px;
  padding:14px 20px;border-radius:var(--radius-m);
  background:#fff;color:var(--ink);
  box-shadow:var(--shadow-l);
  transform:rotate(1.2deg);
}
.hero-float-num{font-size:26px;font-weight:800;color:var(--teal-dark);line-height:1;}
.hero-float-txt{font-size:12.5px;color:var(--muted);line-height:1.5;max-width:112px;}

/* ---------- section ---------- */
.section{padding:78px 0;}
.section-alt{background:var(--bg-2);}
.section-deep{background:var(--deep);color:#fff;}
.sec-head{max-width:760px;margin-bottom:42px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:1.6px;
  color:var(--teal-dark);text-transform:uppercase;
}
.sec-kicker::before{
  content:"";width:22px;height:2px;border-radius:2px;background:var(--teal);
}
.sec-title{margin-top:14px;font-size:clamp(23px,2.4vw,31px);color:var(--ink);}
.section-deep .sec-title{color:#fff;}
.sec-desc{margin-top:14px;font-size:15.5px;line-height:1.9;color:var(--muted);}
.section-deep .sec-desc{color:rgba(226,238,244,.76);}

/* ---------- grids ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}

/* ---------- cards ---------- */
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:28px 26px;
  box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#cfe3e0;}
.card-icon{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--teal-soft);color:var(--teal-dark);
  font-size:19px;margin-bottom:18px;
}
.card-icon.blue{background:var(--blue-soft);color:var(--blue);}
.card-icon.amber{background:var(--amber-soft);color:var(--amber);}
.card h3{font-size:17px;color:var(--ink);}
.card p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--muted);}
.card-meta{
  margin-top:16px;display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:700;color:var(--teal-dark);
}

/* ---------- topic cards ---------- */
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:24px 22px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);border-color:#cfe3e0;}
.topic-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.topic-top h3{font-size:16.5px;}
.topic-tag{
  font-size:11.5px;font-weight:800;letter-spacing:.4px;
  padding:4px 10px;border-radius:999px;
  background:var(--blue-soft);color:var(--blue);white-space:nowrap;
}
.topic-tag.teal{background:var(--teal-soft);color:var(--teal-dark);}
.topic-tag.amber{background:var(--amber-soft);color:var(--amber);}
.topic-card p{margin-top:12px;font-size:14px;line-height:1.8;color:var(--muted);}
.topic-nums{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;gap:18px;font-size:12.5px;color:var(--muted);
}
.topic-nums strong{color:var(--ink);font-size:14px;margin-right:4px;}

/* ---------- list rows ---------- */
.row-list{display:flex;flex-direction:column;gap:0;}
.row-item{
  display:grid;grid-template-columns:64px 1fr;gap:20px;
  padding:24px 0;
  border-bottom:1px solid var(--line);
}
.row-item:last-child{border-bottom:0;}
.row-num{
  font-size:20px;font-weight:800;color:var(--teal);letter-spacing:1px;
  line-height:1.2;padding-top:2px;
}
.row-item h3{font-size:16.5px;color:var(--ink);}
.row-item p{margin-top:8px;font-size:14.5px;line-height:1.85;color:var(--muted);}

/* ---------- step flow ---------- */
.step-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.step-item{
  position:relative;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px 22px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;
  background:var(--ink);color:#fff;font-size:14px;font-weight:800;
  margin-bottom:16px;
}
.step-item h3{font-size:15.5px;}
.step-item p{margin-top:9px;font-size:13.8px;line-height:1.8;color:var(--muted);}

/* ---------- rules ---------- */
.rule-box{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  margin-top:34px;
}
.rule-item{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-m);
  padding:22px 20px;
}
.rule-item i{color:#7fe4d7;font-size:17px;}
.rule-item h4{margin-top:12px;font-size:15px;color:#fff;}
.rule-item p{margin-top:8px;font-size:13.5px;line-height:1.8;color:rgba(226,238,244,.76);}

/* ---------- quotes ---------- */
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:28px 26px;box-shadow:var(--shadow-s);height:100%;
  display:flex;flex-direction:column;gap:16px;
}
.quote-mark{color:var(--teal);font-size:20px;}
.quote-text{font-size:14.8px;line-height:1.9;color:var(--ink-2);flex:1 1 auto;}
.quote-who{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--line);}
.avatar{
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--teal-soft);color:var(--teal-dark);
  font-weight:800;font-size:15px;
}
.quote-name{font-size:14px;font-weight:700;color:var(--ink);}
.quote-role{font-size:12.5px;color:var(--muted);}

/* ---------- channel ---------- */
.channel-card{
  display:block;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:28px 26px;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:var(--teal);}
.channel-card h3{font-size:17px;color:var(--ink);display:flex;align-items:center;gap:10px;}
.channel-card h3 i{color:var(--teal);font-size:15px;}
.channel-card p{margin-top:12px;font-size:14.2px;line-height:1.85;color:var(--muted);}
.channel-go{
  margin-top:18px;display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:800;color:var(--teal-dark);
}
.channel-card:hover .channel-go i{transform:translateX(4px);}
.channel-go i{transition:transform .2s ease;font-size:12px;}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);border-color:#cfe3e0;}
.post-link{display:flex;flex-direction:column;height:100%;padding:24px 22px;}
.post-cat{
  align-self:flex-start;
  font-size:11.5px;font-weight:800;letter-spacing:.4px;
  padding:4px 11px;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);
}
.post-card h3{margin-top:14px;font-size:16px;line-height:1.55;color:var(--ink);}
.post-card p{margin-top:10px;font-size:13.8px;line-height:1.8;color:var(--muted);flex:1 1 auto;}
.post-time{margin-top:16px;font-size:12.5px;color:#8a9daa;}
.post-empty{
  padding:30px;border:1px dashed var(--line);border-radius:var(--radius-m);
  background:#fff;color:var(--muted);font-size:14.5px;text-align:center;
}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px 26px;box-shadow:var(--shadow-s);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#cfe3e0;box-shadow:var(--shadow-m);}
.faq-item h3{font-size:16px;color:var(--ink);display:flex;gap:12px;align-items:flex-start;}
.faq-item h3 i{color:var(--teal);font-size:14px;margin-top:5px;}
.faq-item p{margin-top:12px;padding-left:26px;font-size:14.5px;line-height:1.9;color:var(--muted);}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--deep) 0%,#0f3546 58%,#0a5a52 100%);
  color:#fff;border-radius:var(--radius-l);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:34px;
  box-shadow:var(--shadow-l);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(18,165,148,.35),transparent 68%);
}
.cta-band h2{position:relative;z-index:2;font-size:clamp(21px,2.3vw,28px);color:#fff;}
.cta-band p{position:relative;z-index:2;margin-top:12px;font-size:14.8px;line-height:1.85;color:rgba(226,238,244,.82);max-width:640px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* ---------- footer ---------- */
.site-footer{background:var(--deep);color:rgba(219,233,240,.78);padding:64px 0 30px;margin-top:0;}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(160,192,206,.8);}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.9;color:rgba(190,213,224,.72);max-width:400px;}
.footer-col h4{font-size:14px;color:#fff;letter-spacing:.6px;margin-bottom:16px;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:13.8px;color:rgba(190,213,224,.78);transition:color .18s ease;}
.footer-col ul li a:hover{color:#7fe4d7;}
.footer-bottom{
  padding-top:24px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:12.5px;color:rgba(160,192,206,.66);line-height:1.8;
}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .main-nav.is-open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;left:0;right:0;top:76px;
    background:#fff;padding:14px 24px 20px;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow-m);
  }
  .main-nav.is-open .nav-link{padding:12px 14px;}
  .nav-link.active::after{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-photo img{height:300px;}
  .hero-float{left:12px;bottom:-22px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .step-flow{grid-template-columns:repeat(2,1fr);}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
}
@media screen and (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .page-hero{padding:52px 0 58px;}
  .header-inner{gap:12px;min-height:68px;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10.5px;letter-spacing:.8px;}
  .live-badge{display:none;}
  .main-nav.is-open{top:68px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .step-flow{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .rule-box{grid-template-columns:1fr;}
  .row-item{grid-template-columns:44px 1fr;gap:14px;}
  .hero-lead{font-size:15px;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .faq-item{padding:18px 18px;}
  .faq-item p{padding-left:0;}
}
@media screen and (max-width:520px){
  .brand-mark{width:38px;height:38px;font-size:16px;border-radius:11px;}
  .btn{padding:12px 20px;font-size:14px;}
  .btn-sm{padding:9px 15px;font-size:13px;}
  .hero-actions .btn{width:100%;}
  .hero-photo img{height:230px;}
  .hero-float{padding:10px 14px;gap:9px;}
  .hero-float-num{font-size:20px;}
  .hero-float-txt{font-size:11.5px;max-width:96px;}
  .card,.topic-card,.quote-card,.channel-card{padding:22px 18px;}
  .cta-band{padding:32px 22px;}
  .footer-bottom{flex-direction:column;}
}