:root{
  --bg: #0b1020;
  --bg2: #0e1630;
  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.09);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.68);
  --line: rgba(255,255,255,.12);
  --primary: #62a0ff;
  --primary2: #7c5cff;
  --ok: #2ee59d;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
  --radius: 16px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color:var(--text);
  background: radial-gradient(1000px 600px at 20% -10%, rgba(124,92,255,.35), transparent 55%),
              radial-gradient(900px 600px at 80% 0%, rgba(98,160,255,.30), transparent 55%),
              linear-gradient(180deg, var(--bg), var(--bg2));
}

a{color:inherit; text-decoration:none}
a:hover{opacity:.95}

.container{max-width:1120px; margin:0 auto; padding:0 20px}
.muted{color:var(--muted)}

.site-header{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(12px);
  background: linear-gradient(180deg, rgba(11,16,32,.80), rgba(11,16,32,.45));
  border-bottom: 1px solid var(--line);
}
.header-inner{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0}
.brand{display:flex; align-items:center; gap:10px; font-weight:700}
.brand-mark{width:28px; height:28px; border-radius:10px; background: linear-gradient(135deg, var(--primary), var(--primary2)); box-shadow: 0 10px 24px rgba(98,160,255,.25)}
.brand-text{letter-spacing:.5px}

.nav{display:flex; align-items:center; gap:18px; flex-wrap:wrap}
.nav a{color:rgba(255,255,255,.82); font-weight:600; font-size:14px}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.88);
  font-weight:700;
  font-size:14px;
  line-height:1;
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover{transform: translateY(-1px); background: rgba(255,255,255,.06)}
.btn:active{transform: translateY(0)}
.btn-primary{border-color: rgba(98,160,255,.55); background: linear-gradient(135deg, rgba(98,160,255,.22), rgba(124,92,255,.18))}
.btn-ghost{background: transparent}

.hero{padding:62px 0 18px}
.hero-grid{display:grid; grid-template-columns: 1.1fr .9fr; gap:22px; align-items:stretch}
.hero h1{font-size:44px; line-height:1.08; margin:0 0 14px}
.lead{font-size:16px; line-height:1.75; margin:0 0 18px; color: rgba(255,255,255,.82)}
.hero-cta{display:flex; gap:12px; flex-wrap:wrap; margin: 18px 0}

.pill-row{display:flex; gap:10px; flex-wrap:wrap; margin-top:10px}
.pill{font-size:13px; font-weight:700; color: rgba(255,255,255,.80); border:1px solid var(--line); background: rgba(255,255,255,.04); padding:8px 10px; border-radius:999px}

.hero-card{
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.04));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:18px;
}
.metric-grid{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
.metric{padding:14px; border-radius:14px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.10)}
.metric-title{font-size:12px; color: var(--muted); margin-bottom:8px; font-weight:700}
.metric-value{font-size:14px; font-weight:800}
.hero-note{margin-top:14px; color: rgba(255,255,255,.78); line-height:1.6; font-size:14px}

.section{padding:56px 0}
.section.alt{background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.section-head{margin-bottom:18px}
.section-head h2{margin:0 0 8px; font-size:28px}

.grid-2{display:grid; grid-template-columns: 1fr 1fr; gap:18px}
.grid-3{display:grid; grid-template-columns: 1fr 1fr 1fr; gap:14px}

.card{
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: 0 14px 40px rgba(0,0,0,.24);
}
.card.small{padding:16px}
.card-tag{
  display:inline-flex;
  padding:6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(98,160,255,.45);
  background: rgba(98,160,255,.10);
  font-size:12px;
  font-weight:800;
  margin-bottom:10px;
}
.card h3{margin:0 0 10px; font-size:20px}

.feature-list{margin:0; padding-left:18px; color: rgba(255,255,255,.82); line-height:1.7}
.feature-list li{margin: 10px 0}
.card-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px}

.tabs{display:flex; gap:10px; flex-wrap:wrap; margin: 14px 0 10px}
.tab{
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color: rgba(255,255,255,.82);
  padding:10px 12px;
  border-radius: 999px;
  font-weight:800;
  cursor:pointer;
}
.tab.is-active{border-color: rgba(98,160,255,.60); background: rgba(98,160,255,.10)}

.table-wrap{overflow:auto; border-radius: var(--radius); border:1px solid var(--line); background: rgba(255,255,255,.03)}
.pricing-table{border-collapse:collapse; width:100%; min-width:820px}
.pricing-table th, .pricing-table td{padding:14px 12px; border-bottom:1px solid rgba(255,255,255,.10); vertical-align:top}
.pricing-table thead th{background: rgba(255,255,255,.04); text-align:left; font-size:13px; color: rgba(255,255,255,.86)}
.pricing-table tbody td{color: rgba(255,255,255,.80); font-size:14px; line-height:1.55}
.pricing-table tbody tr:hover td{background: rgba(255,255,255,.02)}

.check{
  display:inline-block;
  width:18px; height:18px;
  border-radius: 6px;
  background: rgba(46,229,157,.16);
  border: 1px solid rgba(46,229,157,.55);
  position: relative;
}
.check::after{
  content:"";
  position:absolute;
  left:5px; top:3px;
  width:6px; height:10px;
  border-right: 2px solid rgba(46,229,157,.95);
  border-bottom: 2px solid rgba(46,229,157,.95);
  transform: rotate(40deg);
}

.note{margin-top:12px; color: rgba(255,255,255,.72); font-size:14px; line-height:1.7}

.contact{padding-top:26px}
.contact-card{
  display:grid;
  grid-template-columns: .9fr 1.1fr;
  gap:18px;
  align-items:start;
  border:1px solid rgba(98,160,255,.18);
  background: linear-gradient(135deg, rgba(98,160,255,.10), rgba(124,92,255,.08));
  border-radius: 22px;
  padding:22px;
}

.form{display:flex; flex-direction:column; gap:12px}
.form-row{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
label{display:flex; flex-direction:column; gap:8px; font-size:13px; font-weight:800; color: rgba(255,255,255,.86)}
input, select, textarea{
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(11,16,32,.55);
  color: rgba(255,255,255,.88);
  padding: 11px 12px;
  outline: none;
}
input::placeholder, textarea::placeholder{color: rgba(255,255,255,.45)}
input:focus, select:focus, textarea:focus{border-color: rgba(98,160,255,.60); box-shadow: 0 0 0 3px rgba(98,160,255,.14)}
.form-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:4px}
.form-hint{font-size:12px}

.site-footer{border-top:1px solid var(--line); padding:22px 0 28px; background: rgba(0,0,0,.10)}
.footer-inner{display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap}
.footer-links{display:flex; gap:14px; flex-wrap:wrap}
.footer-links a{color: rgba(255,255,255,.75); font-weight:700; font-size:14px}
.footer-brand{margin-bottom:8px}

@media (max-width: 960px){
  .hero-grid{grid-template-columns:1fr;}
  .contact-card{grid-template-columns:1fr;}
}

@media (max-width: 720px){
  .nav{gap:12px}
  .hero h1{font-size:34px}
  .grid-2{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
}