@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&family=Inter+Tight:wght@500&display=swap";html,body{height:100%;margin:0;font-family:Inter,sans-serif;background-color:#f0f2f5;color:#333;font-size:16px}@media (max-width: 768px){html,body{font-size:14px}}@media (max-width: 480px){html,body{font-size:12px}}.timetable-container{padding:2rem;max-width:800px;margin:auto}.btn{padding:.75rem 1.25rem;border:none;border-radius:8px;font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s ease-in-out;text-align:center}.btn:hover{transform:translateY(-2px);box-shadow:0 4px 10px #0000001a}.btn-icon{background:none;border:none;padding:0;font-size:1.5rem;line-height:1;border-radius:8px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;transition:background-color .2s;box-shadow:none}.btn-icon:hover{transform:none;background-color:#f0f0f0}.btn-icon span{font-size:1.8rem}.btn-danger-icon{background-color:#dc3545;color:#fff}.btn-danger-icon:hover{background-color:#c82333}.btn-primary{border:1px solid #007bff;background-color:#007bff;color:#fff;box-shadow:0 4px 8px #007bff99}.btn-secondary{background-color:#6c757d;color:#fff}.btn-danger{border:2px solid #dc3545;background-color:transparent;box-shadow:0 4px 8px #dc354580;background-color:#fa838f}.btn-danger:hover{background-color:#fa5969}.btn-warning{border:2px solid #ffc107;background-color:transparent;box-shadow:0 4px 8px #ffc1074d}.btn-success{border:1px solid #28a745;background-color:#28a745;color:#fff;box-shadow:0 4px 8px #28a746}.btn-full-width{width:100%}.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}