:root{
  --bg: #070A12;
  --panel: rgba(255,255,255,.06);
  --panel-2: rgba(255,255,255,.09);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --muted-2: rgba(255,255,255,.58);
  --border: rgba(255,255,255,.12);
  --shadow: rgba(0,0,0,.35);

  --primary: #2F80FF;
  --primary-2: #465BFF;
  --accent: #1EC9FF;
  --ok: #39D98A;
  --warn: #FFCE73;

  --radius: 16px;
  --radius-sm: 12px;
  --max: 1120px;
  --pad: 20px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(900px 420px at 18% 0%, rgba(47,128,255,.28), transparent 55%),
    radial-gradient(700px 380px at 76% 18%, rgba(30,201,255,.20), transparent 60%),
    radial-gradient(1100px 520px at 45% 100%, rgba(70,91,255,.14), transparent 55%),
    linear-gradient(180deg, #050712 0%, #070A12 40%, #060814 100%);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", Arial, sans-serif;
  line-height:1.6;
}

a{ color:inherit; text-decoration:none; }
a:hover{ color:rgba(255,255,255,.98); }

.skip-link{
  position:absolute;
  left:-999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}
.skip-link:focus{
  left:14px;
  top:14px;
  width:auto;
  height:auto;
  padding:10px 12px;
  border-radius:10px;
  background:rgba(0,0,0,.75);
  border:1px solid var(--border);
  z-index:9999;
}

.container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 var(--pad);
}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);
  background:rgba(6,8,18,.70);
  border-bottom:1px solid rgba(255,255,255,.08);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width: 260px;
}
.brand img{
  height:26px;
  width:auto;
  display:block;
}
.brand .name{
  font-weight:700;
  letter-spacing:.2px;
  font-size:14px;
  line-height:1.2;
}
.brand .tag{
  font-size:12px;
  color:var(--muted-2);
  line-height:1.2;
  margin-top:3px;
}

.nav{
  display:flex;
  align-items:center;
  gap:18px;
}
.nav a{
  font-size:14px;
  color:var(--muted);
  padding:8px 10px;
  border-radius:10px;
  border:1px solid transparent;
}
.nav a:hover{
  color:rgba(255,255,255,.92);
  border-color:rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
}
.nav a.active{
  color:rgba(255,255,255,.95);
  border-color:rgba(47,128,255,.30);
  background:linear-gradient(180deg, rgba(47,128,255,.16), rgba(47,128,255,.06));
}

.header-cta{
  display:flex;
  align-items:center;
  gap:10px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.92);
  box-shadow: 0 10px 24px rgba(0,0,0,.20);
  font-size:14px;
  font-weight:600;
}
.btn:hover{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.16);
}
.btn.primary{
  border-color:rgba(47,128,255,.46);
  background:linear-gradient(180deg, rgba(47,128,255,.45), rgba(70,91,255,.22));
}
.btn.primary:hover{
  border-color:rgba(47,128,255,.62);
  background:linear-gradient(180deg, rgba(47,128,255,.52), rgba(70,91,255,.26));
}
.btn.ghost{
  box-shadow:none;
}

.mobile-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:40px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
}
.mobile-toggle:hover{ background:rgba(255,255,255,.08); }
.mobile-toggle svg{ width:20px; height:20px; }

.hero{
  padding:56px 0 30px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:22px;
  align-items:stretch;
}
.hero-card{
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(800px 360px at 10% 20%, rgba(47,128,255,.22), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow: 0 30px 80px var(--shadow);
  padding:28px;
  overflow:hidden;
  position:relative;
}
.hero-card::after{
  content:"";
  position:absolute;
  inset:-1px;
  background:
    radial-gradient(420px 220px at 85% 10%, rgba(30,201,255,.18), transparent 60%),
    radial-gradient(520px 260px at 20% 90%, rgba(70,91,255,.16), transparent 60%);
  pointer-events:none;
}
.hero-card > *{ position:relative; z-index:1; }

.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:rgba(255,255,255,.85);
  font-size:13px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(47,128,255,.28);
  background:rgba(47,128,255,.10);
}
.kicker .dot{
  width:8px;
  height:8px;
  border-radius:999px;
  background:linear-gradient(180deg, var(--accent), var(--primary));
  box-shadow:0 0 0 3px rgba(30,201,255,.10);
}
.hero h1{
  margin:14px 0 10px;
  font-size:42px;
  line-height:1.15;
  letter-spacing:-.6px;
}
.hero p{
  margin:0;
  font-size:16px;
  color:var(--muted);
  max-width: 56ch;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:18px;
  flex-wrap:wrap;
}
.hero-note{
  margin-top:12px;
  color:var(--muted-2);
  font-size:12px;
}

.side-card{
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  box-shadow: 0 30px 80px var(--shadow);
  padding:18px 18px 16px;
}
.side-top{
  display:flex;
  align-items:center;
  gap:12px;
}
.app-icon{
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  overflow:hidden;
  background:rgba(255,255,255,.06);
  flex:0 0 auto;
}
.app-icon img{ width:100%; height:100%; display:block; object-fit:cover; }
.side-title{
  font-size:16px;
  font-weight:750;
  margin:0;
}
.side-sub{
  font-size:12px;
  color:var(--muted-2);
  margin-top:2px;
}
.side-list{
  margin:14px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}
.side-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:10px 10px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
}
.pill{
  font-size:12px;
  color:rgba(255,255,255,.86);
  padding:4px 8px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.18);
}
.pill.ok{ border-color:rgba(57,217,138,.28); background:rgba(57,217,138,.10); }
.pill.blue{ border-color:rgba(47,128,255,.28); background:rgba(47,128,255,.10); }
.pill.cyan{ border-color:rgba(30,201,255,.26); background:rgba(30,201,255,.08); }
.side-list .txt{
  font-size:13px;
  color:var(--muted);
  margin:0;
}

.section{
  padding:34px 0;
}
.section-title{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:16px;
}
.section-title h2{
  margin:0;
  font-size:22px;
  letter-spacing:-.2px;
}
.section-title p{
  margin:0;
  color:var(--muted-2);
  font-size:13px;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
.card{
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  padding:18px;
}
.card h3{
  margin:0;
  font-size:16px;
  letter-spacing:-.2px;
}
.card p{
  margin:10px 0 0;
  color:var(--muted);
  font-size:14px;
}
.card .meta{
  margin-top:12px;
  color:var(--muted-2);
  font-size:12px;
}
.icon{
  width:34px;
  height:34px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);
  margin-bottom:10px;
}
.icon svg{ width:18px; height:18px; opacity:.9; }

.feature{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:16px;
}
.feature .card ul{
  margin:10px 0 0;
  padding-left: 18px;
  color:var(--muted);
  font-size:14px;
}
.feature .card li{ margin:8px 0; }

.callout{
  border-radius:var(--radius);
  border:1px solid rgba(47,128,255,.25);
  background: radial-gradient(700px 240px at 18% 20%, rgba(47,128,255,.22), rgba(255,255,255,.03));
  padding:18px;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.callout h3{ margin:0; font-size:16px; }
.callout p{ margin:10px 0 0; color:var(--muted); font-size:14px; }
.callout .actions{ display:flex; gap:10px; flex-wrap:wrap; }

.table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);
  overflow:hidden;
  background:rgba(255,255,255,.03);
}
.table tr + tr td{ border-top:1px solid rgba(255,255,255,.08); }
.table td{
  padding:14px 16px;
  vertical-align:top;
}
.table td:first-child{
  width:220px;
  color:var(--muted-2);
  background:rgba(255,255,255,.03);
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:rgba(255,255,255,.86);
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.16);
}
.badge.warn{
  border-color: rgba(255,206,115,.28);
  background: rgba(255,206,115,.08);
}

.form{
  display:grid;
  gap:12px;
}
.field{
  display:grid;
  gap:8px;
}
.field label{
  font-size:13px;
  color:var(--muted-2);
}
.field input, .field textarea{
  width:100%;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
  color:var(--text);
  padding:12px 12px;
  outline:none;
}
.field input:focus, .field textarea:focus{
  border-color: rgba(47,128,255,.46);
  box-shadow: 0 0 0 3px rgba(47,128,255,.14);
}
.field textarea{
  min-height:120px;
  resize:vertical;
}
.form-note{
  color:var(--muted-2);
  font-size:12px;
}

.site-footer{
  padding:26px 0 34px;
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:24px;
  color:var(--muted-2);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:16px;
  align-items:flex-start;
}
.footer-title{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
  font-weight:800;
  color:rgba(255,255,255,.86);
  font-size:14px;
}
.footer-title img{
  width:22px;
  height:22px;
  object-fit:contain;
}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px 14px;
  justify-content:flex-end;
}
.footer-links a{
  color:var(--muted-2);
  font-size:13px;
}
.footer-links a:hover{ color:rgba(255,255,255,.86); }
.copyright{
  margin-top:12px;
  font-size:12px;
  color:var(--muted-2);
}

@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 840px){
  .nav{ display:none; }
  .mobile-toggle{ display:inline-flex; }
  .header-cta .btn{ display:none; }
  .header-cta .btn.primary{ display:inline-flex; }
  .brand{ min-width: 0; }
  .grid-3{ grid-template-columns: 1fr; }
  .feature{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .footer-links{ justify-content:flex-start; }
  .hero h1{ font-size:34px; }
}

/* Mobile drawer */
.drawer{
  display:none;
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(6,8,18,.86);
}
.drawer.open{ display:block; }
.drawer a{
  display:block;
  padding:14px 2px;
  color:var(--muted);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.drawer a.active{ color:rgba(255,255,255,.92); }