:root{--bg-primary: #0f0f1a;--bg-secondary: #1a1a2e;--bg-card: #16213e;--bg-card-hover: #1a2744;--text-primary: #e8e8ff;--text-secondary: #9d9dbb;--accent-purple: #a78bfa;--accent-blue: #38bdf8;--accent-green: #4ade80;--accent-yellow: #facc15;--accent-orange: #fb923c;--accent-red: #f87171;--accent-pink: #f472b6;--radius: 16px;--radius-sm: 10px;font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.5;color-scheme:dark}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100vh;background:var(--bg-primary);color:var(--text-primary)}.app{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem;background:radial-gradient(ellipse at 20% 50%,rgba(167,139,250,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(56,189,248,.06) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(250,204,21,.04) 0%,transparent 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.2s}.achievement-card.unlocked{border-color:#a78bfa4d;background:#a78bfa0d}.achievement-card.locked{opacity:.5}.achievement-icon{font-size:2rem;min-width:2.5rem;text-align:center}.achievement-info{flex:1;display:flex;flex-direction:column;text-align:left}.achievement-name{font-weight:700;font-size:.95rem}.achievement-desc{font-size:.75rem;color:var(--text-secondary)}.achievement-date{font-size:.65rem;color:var(--accent-green);margin-top:.15rem}.lock-icon{font-size:1.25rem;opacity:.5}.stats-overview{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}.stat-card{background:var(--bg-card);padding:1.25rem .5rem;border-radius:var(--radius-sm);border:1px solid 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