:root{
  --bg:#0b0f1a;
  --card:rgba(255,255,255,.05);
  --stroke:rgba(255,255,255,.10);
  --text:#f2f4f8;
  --muted:rgba(242,244,248,.75);
  --purple:#692cd4;
  --blue:#0566BA;
  --gold:#6d0ceb;
  --shadow: 0 18px 60px rgba(0,0,0,.45);
  --radius: 18px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui, -apple-system, "Segoe UI", Tahoma, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 10% 0%, rgba(105,44,212,.18), transparent 60%),
              radial-gradient(900px 500px at 90% 10%, rgba(5,102,186,.18), transparent 55%),
              var(--bg);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
.container{max-width:1080px;margin:0 auto;padding:18px}
.topbar{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,15,26,.72);
  border-bottom: 1px solid var(--stroke);
}
.brand{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:14px 18px;
}
.brand .left{display:flex;align-items:center;gap:12px}
.logo{
  width:40px;height:40px;border-radius:14px;
  background: linear-gradient(135deg, rgba(105,44,212,.9), rgba(5,102,186,.9));
  display:grid;place-items:center;
  box-shadow: var(--shadow);
  border:1px solid rgba(255,255,255,.14);
  font-weight:800;
}
.brand h1{margin:0;font-size:18px;letter-spacing:.2px}
.brand .meta{font-size:12px;color:var(--muted)}
.nav{
  display:flex; flex-wrap:wrap; gap:10px;
  padding: 0 18px 14px 18px;
}
.chip{
  padding:9px 12px;border-radius:999px;
  background: rgba(255,255,255,.06);
  border:1px solid var(--stroke);
  font-size:13px;color:var(--text);
}
.chip:hover{border-color: rgba(109, 12, 235, 0.6)}
.hero{
  margin-top:18px;
  padding:22px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(105,44,212,.16), rgba(5,102,186,.10));
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow);
}
.hero h2{margin:0 0 8px 0;font-size:26px}
.hero p{margin:0;color:var(--muted);line-height:1.8}
.grid{
  margin-top:16px;
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:14px;
}
.card{
  grid-column: span 12;
  padding:16px;
  border-radius: var(--radius);
  background: var(--card);
  border:1px solid var(--stroke);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
@media (min-width: 820px){
  .card.span6{grid-column: span 6;}
  .card.span4{grid-column: span 4;}
}
.card h3{margin:0 0 10px 0;font-size:18px}
.card p{margin:0;color:var(--muted);line-height:1.8}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  margin-top:12px;
  padding:11px 14px;border-radius:14px;
  background: rgba(5,102,186,.20);
  border:1px solid rgba(5,102,186,.35);
  color:var(--text);
  font-weight:650;
}
.btn:hover{
  background: rgba(109, 12, 235, 0.18);
  border-color: rgba(109, 12, 235, 0.55);
  color: var(--text);
}
.section-title{
  margin:18px 0 10px 0;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.section-title h2{margin:0;font-size:20px}
.badge{
  font-size:12px;
  color: rgba(0,0,0,.85);
  background: var(--gold);
  padding:6px 10px;border-radius:999px;
}
.rule{
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  margin:10px 0;
  line-height:1.9;
}
.rule strong{color:#ffffff}
.small{font-size:13px;color:var(--muted)}
.footer{
  margin:26px 0 10px 0;
  text-align:center;
  color: rgba(242,244,248,.60);
  font-size:13px;
}
.form{
  display:grid; gap:10px;
}
input, textarea, select{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.25);
  color: var(--text);
  outline:none;
}
textarea{min-height:110px;resize:vertical}
input:focus, textarea:focus, select:focus{border-color: rgba(146, 12, 235, 0.55)}
.submit{
  cursor:pointer;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(127, 12, 235, 0.55);
  background: rgba(109, 12, 235, 0.16);
  color: var(--text);
  font-weight:750;
}
.submit:hover{background: rgba(135, 12, 235, 0.22)}
.notice{
  padding:12px 14px;
  border-radius:14px;
  border:1px dashed rgba(135, 12, 235, 0.5);
  background: rgba(127, 12, 235, 0.08);
  color: var(--muted);
  line-height:1.9;
}