:root{--color-bg:#0f0f1a;--color-surface:#1a1a2e;--color-surface-hover:#252540;--color-border:#2a2a45;--color-text:#e0e0e0;--color-text-muted:#88a;--color-primary:#6c63ff;--color-primary-hover:#5a52e0;--color-success:#4caf50;--color-success-bg:#4caf5026;--color-danger:#f44336;--color-danger-bg:#f4433626;--color-warning:#ff9800;--color-day-off:#555570;--radius:8px;--radius-lg:12px;--shadow:0 2px 8px #0000004d;--transition:.15s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}button{cursor:pointer;color:inherit;font-family:inherit;font-size:inherit;background:0 0;border:none}.btn{border-radius:var(--radius);transition:background var(--transition);justify-content:center;align-items:center;gap:6px;padding:10px 20px;font-size:.9rem;font-weight:500;display:inline-flex}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-outline{border:1px solid var(--color-border);color:var(--color-text)}.btn-outline:hover{background:var(--color-surface-hover)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#d32f2f}input,select{font-family:inherit;font-size:inherit;background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius);transition:border-color var(--transition);outline:none;padding:8px 12px}input:focus,select:focus{border-color:var(--color-primary)}@keyframes flash-success{0%{opacity:0}20%{opacity:1}to{opacity:0}}@keyframes flash-failure{0%{opacity:0}20%{opacity:1}to{opacity:0}}