* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --bg-primary: #08090d;
    --bg-secondary: #0f1117;
    --bg-card: #13151c;
    --text-primary: #f0f0f3;
    --text-secondary: #8b8d98;
    --accent: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.15);
    --green: #22c55e;
    --orange: #f59e0b;
    --red: #ef4444;
    --border: rgba(255,255,255,0.06);
}
body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; }
a { color: var(--accent); text-decoration: none; }
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 1rem 2rem;
    display: flex; justify-content: space-between; align-items: center;
    background: rgba(8, 9, 13, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.nav-logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem; font-weight: 700;
    color: var(--text-primary);
    display: flex; align-items: center; gap: 0.5rem;
    text-decoration: none;
}
.nav-logo .icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.9rem;
}
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a { color: var(--text-secondary); font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text-primary); }
.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.6rem 1.4rem; border-radius: 8px;
    font-size: 0.9rem; font-weight: 600;
    border: none; cursor: pointer; transition: all 0.2s;
    font-family: 'Inter', sans-serif; text-decoration: none;
}
.btn-primary {
    background: var(--accent); color: white;
    box-shadow: 0 0 20px var(--accent-glow);
}
.btn-primary:hover {
    background: #2563eb; transform: translateY(-1px);
    box-shadow: 0 4px 25px rgba(59, 130, 246, 0.3);
}
.btn-ghost {
    background: transparent; color: var(--text-primary);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    border-color: rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.03);
}
.btn-danger { background: var(--red); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-success { background: var(--green); color: white; }
.btn-success:hover { background: #16a34a; }
.btn-sm { padding: 0.35rem 0.8rem; font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }