:root{
  --bg: #0b0f17;
  --panel: #111826;
  --muted: #9aa4b2;
  --text: #e6edf3;
  --primary: #7c5cff;
  --accent: #00e0ff;
  --card: #0f1522;
  --ring: rgba(124,92,255,0.35);
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin:0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(0,224,255,0.12), transparent 60%), var(--bg);
  color: var(--text);
}

.header{
  position: sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 24px; background: rgba(11,15,23,0.7); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.brand{ font-weight:800; letter-spacing:.2px; }
.nav a{
  color: var(--muted); text-decoration:none; margin:0 12px; font-weight:600;
}
.nav a:hover{ color: var(--text); }

.btn{
  display:inline-block; padding:12px 18px; border-radius:14px; font-weight:700; text-decoration:none;
  border: 1px solid rgba(255,255,255,0.1); color: var(--text);
  transition: transform .08s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover{ transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,224,255,0.12); }
.btn-primary{ background: linear-gradient(135deg, var(--primary), var(--accent)); border:none; color:#0b0f17; }
.btn-ghost{ background: transparent; }

.hero{
  display:grid; grid-template-columns: 1.2fr .8fr; gap:32px; align-items:center;
  padding:64px 24px; max-width:1100px; margin:0 auto;
}
.hero-copy h1{ font-size:42px; line-height:1.1; margin:0 0 12px 0; }
.hero-copy p{ color: var(--muted); margin-bottom:20px; }
.hero-art{ position:relative; height:260px; }
.orb{ position:absolute; border-radius:50%; filter: blur(30px); opacity:.6; }
.orb-1{ width:180px; height:180px; background: var(--primary); left:10%; top:8%; }
.orb-2{ width:220px; height:220px; background: var(--accent); right:8%; bottom:0; }
.orb-3{ width:120px; height:120px; background: #ff5c9a; left:50%; top:40%; }

.features{
  display:grid; grid-template-columns:repeat(3,1fr); gap:18px;
  max-width:1100px; margin: 8px auto 24px auto; padding: 0 24px;
}
.feat{ background: var(--panel); border:1px solid rgba(255,255,255,0.06); border-radius:16px; padding:18px; }
.feat h3{ margin:0 0 6px 0; }

.planner{ max-width:1000px; margin: 8px auto; padding: 24px; }
.planner h2{ margin-bottom:12px; }
.field{ display:flex; flex-direction:column; gap:8px; margin: 10px 0; }
input, select{
  background: var(--card); color: var(--text);
  border:1px solid rgba(255,255,255,0.08); border-radius:12px; padding:12px 14px;
  outline: none; box-shadow: 0 0 0 0 var(--ring);
}
input:focus, select:focus{ box-shadow: 0 0 0 4px var(--ring); }
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.adv small{ color: var(--muted); }
.status{ margin-top:10px; color: var(--muted); }

.cards{
  margin-top:22px; display:grid; grid-template-columns: repeat(auto-fill,minmax(260px,1fr)); gap:16px;
}
.card{
  background: linear-gradient(180deg, rgba(124,92,255,0.12), rgba(124,92,255,0.06));
  border:1px solid rgba(124,92,255,0.25); border-radius:18px; padding:16px;
}
.card h4{ margin:2px 0 10px 0; }
.block{ padding:10px 12px; background: var(--panel); border-radius:12px; margin:8px 0; border:1px solid rgba(255,255,255,0.06); }
.block b{ color:#fff; }

.faq{ max-width:900px; margin: 20px auto 40px auto; padding: 0 24px; }
.faq details{ background: var(--panel); border:1px solid rgba(255,255,255,0.06); border-radius:14px; padding:12px 16px; margin:8px 0; }
.faq summary{ cursor:pointer; font-weight:600; }
.footer{ text-align:center; color: var(--muted); padding: 24px; border-top:1px solid rgba(255,255,255,0.06); margin-top:24px; }

@media (max-width: 900px){
  .hero{ grid-template-columns: 1fr; }
  .hero-art{ order:-1; height:180px; }
  .features{ grid-template-columns:1fr; }
  .grid-2{ grid-template-columns:1fr; }
}