:root{--bg-dark: #0a0e14;--bg-card: rgba(22, 28, 36, .7);--primary-neon: #00ff88;--primary-blue: #00d4ff;--accent-purple: #9d50bb;--text-main: #e1e5ea;--text-muted: #919eab;--glass-border: rgba(255, 255, 255, .1)}body{margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(circle at 10% 20%,rgba(0,212,255,.05) 0%,transparent 40%),radial-gradient(circle at 90% 80%,rgba(157,80,187,.05) 0%,transparent 40%);min-height:100vh}.glass-card{background:var(--bg-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:0 8px 32px #0000004d;transition:transform .3s ease,border-color .3s ease}.glass-card:hover{transform:translateY(-5px);border-color:var(--primary-neon)}.neon-text{color:var(--primary-neon);text-shadow:0 0 10px rgba(0,255,136,.5)}.btn-primary{background:linear-gradient(135deg,var(--primary-blue),var(--accent-purple));border:none;border-radius:8px;color:#fff;padding:10px 20px;font-weight:600;cursor:pointer;transition:opacity .3s}.btn-primary:hover{opacity:.9}h1,h2,h3{letter-spacing:-.5px}