:root{--primary: #6366f1;--primary-dark: #4f46e5;--bg: #ffffff;--card: #f8fafc;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--radius: 16px;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}[data-theme=dark]{--bg: #0f172a;--card: #1e293b;--text: #f8fafc;--text-muted: #94a3b8;--border: #334155;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .4)}[data-theme=dark] input,[data-theme=dark] select,[data-theme=dark] textarea{background:#1e293b;color:#f8fafc}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,sans-serif;-webkit-tap-highlight-color:transparent}body{background-color:var(--bg);color:var(--text);line-height:1.5;transition:background-color .3s,color .3s;overscroll-behavior-y:contain}.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.badge{padding:4px 8px;border-radius:6px;font-size:.75rem;font-weight:600;text-transform:uppercase}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef9c3;color:#854d0e}.badge-danger{background:#fee2e2;color:#991b1b}[data-theme=dark] .badge-success{background:#14532d;color:#4ade80}[data-theme=dark] .badge-warning{background:#713f12;color:#facc15}[data-theme=dark] .badge-danger{background:#7f1d1d;color:#f87171}#root{min-height:100vh;display:flex;flex-direction:column}button{cursor:pointer;border:none;border-radius:var(--radius);font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;align-items:center;justify-content:center;gap:8px}button:active{transform:scale(.96)}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:12px 24px;box-shadow:0 4px 14px #6366f163}.btn-primary:hover{box-shadow:0 6px 20px #6366f13b;transform:translateY(-1px)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border);padding:12px 24px}.btn-secondary:hover{background:var(--card);transform:translateY(-1px)}.btn-lg{padding:16px 32px;font-size:1.1rem;width:100%}.card{background:var(--card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .2s,box-shadow .2s}.card:hover{box-shadow:var(--shadow-lg)}input,select,textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:var(--radius);font-size:1rem;outline:none;background:#fff}input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}.container{max-width:500px;margin:0 auto;padding:16px;width:100%}h1{font-size:1.8rem;font-weight:800;margin-bottom:1rem}h2{font-size:1.4rem;font-weight:700;margin-bottom:.8rem}.pin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}.pin-btn{height:70px;font-size:1.5rem;background:#fff;border:1px solid var(--border)}.pin-display{display:flex;justify-content:center;gap:12px;margin-bottom:24px}.pin-dot{width:16px;height:16px;border-radius:50%;border:2px solid var(--border)}.pin-dot.active{background:var(--primary);border-color:var(--primary)}