:root{--bg-color:#020617;--bg-surface:#0f172a;--bg-surface-hover:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-color:#3b82f6;--accent-glow:#3b82f680;--accent-hover:#2563eb;--success-color:#22c55e;--danger-color:#ef4444;--border-color:#334155;--font-family:"Inter", system-ui, -apple-system, sans-serif;--radius-md:12px;--radius-lg:16px;--transition:all .2s cubic-bezier(.4, 0, .2, 1)}.heat-dot{background:var(--error-color,#ef4444);opacity:.75;filter:blur(2px);border-radius:50%;width:28px;height:28px;animation:2s ease-in-out infinite pulseHeat;position:absolute;transform:translate(-50%,-50%);box-shadow:0 0 20px 8px #ef444499}@keyframes pulseHeat{0%{opacity:.75;transform:translate(-50%,-50%)scale(1)}50%{opacity:.9;transform:translate(-50%,-50%)scale(1.2)}to{opacity:.75;transform:translate(-50%,-50%)scale(1)}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100dvh;line-height:1.5}h1,h2,h3,h4{letter-spacing:-.025em;margin-bottom:.5rem;font-weight:700}.glass-panel{-webkit-backdrop-filter:blur(12px);border-radius:var(--radius-lg);background:#0f172ab3;border:1px solid #ffffff0d;box-shadow:0 4px 30px #0000001a}.btn-primary{background-color:var(--accent-color);color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);box-shadow:0 0 15px var(--accent-glow);border:none;padding:.75rem 1.5rem;font-weight:600}.btn-primary:active{background-color:var(--accent-hover);transform:scale(.98)}.input-field{background-color:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-primary);border-radius:var(--radius-md);width:100%;transition:var(--transition);outline:none;padding:.75rem 1rem}.input-field:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px #3b82f633}.app-container{flex-direction:column;max-width:480px;min-height:100dvh;margin:0 auto;padding:1rem;display:flex}