:root{
  --bg: #0b0f1a;
  --card: rgba(255,255,255,.06);
  --border: rgba(255,255,255,.12);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --accent: #7c5cff;
  --accent2:#19d3ff;
  --shadow: 0 12px 28px rgba(0,0,0,.35);
  --radius: 18px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(900px 600px at 10% 10%, rgba(124,92,255,.22), transparent 60%),
    radial-gradient(900px 600px at 90% 20%, rgba(25,211,255,.18), transparent 60%),
    radial-gradient(900px 600px at 30% 90%, rgba(255,120,200,.10), transparent 60%),
    var(--bg);
}

a{ color:inherit; text-decoration:none; }
a:hover{ opacity:.92; }

.container{
  width:min(1000px, calc(100% - 32px));
  margin:0 auto;
}

.site-header{
  position:sticky;
  top:0;
  backdrop-filter: blur(10px);
  background: rgba(11,15,26,.65);
  border-bottom:1px solid var(--border);
  z-index: 20;
}

.header-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:900;
  letter-spacing:.2px;
}

.brand-mark{
  width:32px; height:32px;
  display:grid; place-items:center;
  border-radius:10px;
  background: linear-gradient(135deg, rgba(124,92,255,.9), rgba(25,211,255,.8));
  box-shadow: var(--shadow);
}

.brand-name{ font-size:16px; }

.nav{
  display:flex;
  gap:14px;
  font-weight:700;
  color:var(--muted);
}

.nav a{ padding:8px 10px; border-radius:10px; }
.nav a:hover{ background: rgba(255,255,255,.06); color:var(--text); }

.hero{
  padding:26px 0 18px;
}
.hero h1{
  margin:0 0 8px;
  font-size: clamp(26px, 4vw, 40px);
  letter-spacing:-.5px;
}
.lead{
  margin:0;
  color:var(--muted);
  line-height:1.6;
}

.section{ padding: 8px 0 26px; }

.grid{
  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(--border);
  box-shadow: var(--shadow);
}

@media (min-width: 700px){
  .card.half{ grid-column: span 6; }
  .card.third{ grid-column: span 4; }
}

.card-title{
  font-weight:900;
  font-size:16px;
  margin-bottom:6px;
}
.card-desc{
  color:var(--muted);
  line-height:1.6;
}

.btn{
  border:0;
  border-radius: 14px;
  padding: 12px 14px;
  font-weight: 900;
  cursor:pointer;
  color: #0b0f1a;
  background: linear-gradient(135deg, rgba(124,92,255,1), rgba(25,211,255,1));
  box-shadow: var(--shadow);
}
.btn:hover{ transform: translateY(-1px); }
.btn:active{ transform: translateY(0px); }

.btn-secondary{
  background: rgba(255,255,255,.10);
  color: var(--text);
  border:1px solid var(--border);
  box-shadow: none;
}
.btn-secondary:hover{ background: rgba(255,255,255,.14); }

input{
  outline:none;
}
input:focus{
  border-color: rgba(124,92,255,.8) !important;
  box-shadow: 0 0 0 4px rgba(124,92,255,.18);
}

.site-footer{
  margin-top: 14px;
  border-top:1px solid var(--border);
  padding-top: 14px;
}

.footer-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}

.footer-links{
  display:flex;
  gap:12px;
  color: var(--muted);
  font-weight:700;
}
.footer-links a{ padding:6px 8px; border-radius:10px; }
.footer-links a:hover{ background: rgba(255,255,255,.06); color:var(--text); }

.footer-note{ color: var(--muted); font-weight:700; }