:root {
  --bg: #0b0c10;
  --card: #111218;
  --text: #e8e8ef;
  --muted: #a3a3b2;
  --primary: #7c5cff;
  --primary-700: #6445ef;
  --ring: rgba(124, 92, 255, 0.35);
  --outline: rgba(255, 255, 255, 0.08);
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 600px at 80% -10%, rgba(124,92,255,0.2), rgba(0,0,0,0)) no-repeat, var(--bg);
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

.site-header { position: sticky; top: 0; backdrop-filter: blur(8px); background: rgba(11,12,16,0.6); border-bottom: 1px solid var(--outline); z-index: 10; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.logo-circle { width: 20px; height: 20px; border-radius: 50%; background: conic-gradient(from 180deg, #7c5cff, #00e1ff, #7c5cff); box-shadow: 0 0 0 4px rgba(124,92,255,0.15); }
.brand-name { letter-spacing: 0.2px; }

.hero { padding: 48px 0; text-align: center; min-height: calc(100vh - 64px); display: flex; align-items: center; }
.hero-inner { max-width: 720px; }
.hero h1 { font-size: clamp(28px, 4.5vw, 48px); line-height: 1.08; margin: 0 0 14px; letter-spacing: -0.02em; }
.lead { color: var(--muted); font-size: clamp(16px, 2vw, 18px); margin: 0 auto; }

.site-footer { border-top: 1px solid var(--outline); padding: 18px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; }
.footer-links { display: flex; gap: 12px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a[aria-current="page"], .footer-links a:hover { color: var(--text); }