:root {
  --bg: #050507;
  --card: #0d0f14;
  --primary: #6ae3ff;
  --accent: #9d7cff;
  --text: #f5f7fa;
  --muted: #a0a4b8;
  --border: rgba(255,255,255,0.08);
  --glow: 0 0 40px rgba(106,227,255,0.25);
}

* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Inter', sans-serif; }
body { background: var(--bg); color: var(--text); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
nav { display: flex; justify-content: space-between; align-items: center; padding: 20px 40px; background: rgba(5,5,7,0.85); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
nav .logo { font-weight: 800; font-size: 1.5rem; }
nav .logo span { color: var(--primary); }
.nav-links { display: flex; gap: 24px; list-style: none; }
.nav-cta { padding: 10px 20px; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: 12px; color: #000; font-weight: 700; }

.container { max-width: 1200px; margin: auto; padding: 80px 24px; }
section { margin-top: 100px; }
h1, h2, h3 { font-weight: 800; }
h1 { font-size: clamp(2rem, 5vw, 4rem); text-align: center; }
h2 { font-size: 2.2rem; text-align: center; margin-bottom: 20px; }
p { color: var(--muted); margin-bottom: 16px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 24px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; transition: transform 0.3s, box-shadow 0.3s; }
.card:hover { transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.6); }

.cta { text-align: center; padding: 80px 20px; background: linear-gradient(135deg, #0b1220, #090b12); border-radius: 20px; margin-top: 100px; }
.cta .btn { padding: 16px 28px; border-radius: 12px; font-weight: 700; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #000; }
footer { text-align: center; padding: 40px; color: var(--muted); border-top: 1px solid var(--border); margin-top: 100px; }