:root{--brand:#7dd3fc;--brand-strong:#22d3ee;--bg:#0b1220;--bg-2:#090f1a}html,body{background-color:var(--bg);color-scheme:dark}.hero-grad{background:radial-gradient(1200px 600px at 50% -120px,rgba(59,130,246,.1),transparent 60%),radial-gradient(900px 500px at 80% 0,rgba(56,189,248,.12),transparent 55%),linear-gradient(to bottom,var(--bg) 0%,var(--bg) 30%,var(--bg-2) 100%)}.glass{background:rgba(17,24,39,.55);border:1px solid rgba(255,255,255,.1)}.glass:hover{border-color:rgba(125,211,252,.35)}.btn-primary{background:linear-gradient(180deg,#06b6d4 0%,#0891b2 100%);box-shadow:0 10px 30px rgba(34,211,238,.2)}.btn-primary:hover{filter:brightness(1.05)}.btn-ghost{border:1px solid rgba(255,255,255,.18)}.btn-ghost:hover{border-color:rgba(125,211,252,.35);color:#e2e8f0}