*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:#fff;border-radius:8px;margin-bottom:20px;padding:20px;box-shadow:0 2px 4px #0000001a}.btn{cursor:pointer;border:none;border-radius:5px;padding:10px 20px;font-size:16px;transition:all .3s}.btn-primary{color:#fff;background-color:#4caf50}.btn-primary:hover{background-color:#45a049}.btn-danger{color:#fff;background-color:#f44336}.btn-danger:hover{background-color:#da190b}.btn-secondary{color:#fff;background-color:#666}.btn-secondary:hover{background-color:#555}.form-group{margin-bottom:15px}.form-group label{color:#333;margin-bottom:5px;font-weight:700;display:block}.form-group input,.form-group select,.form-group textarea{border:1px solid #ddd;border-radius:4px;width:100%;padding:10px;font-size:14px}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#4caf50;outline:none}.error{color:#f44336;margin-top:5px;font-size:14px}.success{color:#4caf50;margin-top:5px;font-size:14px}.loading{justify-content:center;align-items:center;min-height:200px;display:flex}.spinner{border:4px solid #f3f3f3;border-top-color:#4caf50;border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.header{color:#fff;background-color:#4caf50;margin-bottom:30px;padding:20px 0}.header h1{text-align:center;margin:0}.nav{justify-content:center;gap:20px;margin-top:15px;display:flex}.nav a{color:#fff;border-radius:4px;padding:5px 15px;text-decoration:none;transition:background-color .3s}.nav a:hover{background-color:#fff3}.nav a.active{background-color:#ffffff4d}.grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin-top:20px;display:grid}.doctor-card{cursor:pointer;background:#fff;border-radius:8px;padding:20px;transition:transform .3s,box-shadow .3s;box-shadow:0 2px 4px #0000001a}.doctor-card:hover{transform:translateY(-5px);box-shadow:0 4px 8px #00000026}.doctor-card img{object-fit:cover;border-radius:8px;width:100%;height:200px;margin-bottom:15px}.doctor-card h3{color:#333;margin:10px 0 5px}.doctor-card p{color:#666;margin:5px 0}.badge{text-transform:uppercase;border-radius:12px;padding:4px 12px;font-size:12px;font-weight:700;display:inline-block}.badge-pending{color:#333;background-color:#ffc107}.badge-confirmed{color:#fff;background-color:#4caf50}.badge-declined{color:#fff;background-color:#f44336}.badge-cancelled{color:#fff;background-color:#666}table{border-collapse:collapse;background:#fff;width:100%}table th,table td{text-align:left;border-bottom:1px solid #ddd;padding:12px}table th{color:#333;background-color:#f9f9f9;font-weight:700}table tr:hover{background-color:#f5f5f5}.time-slot{cursor:pointer;background:#fff;border:2px solid #ddd;border-radius:4px;margin:5px;padding:8px 16px;transition:all .3s}.time-slot:hover{background-color:#f0f8f0;border-color:#4caf50}.time-slot.selected{color:#fff;background-color:#4caf50;border-color:#4caf50}.time-slot.disabled{opacity:.5;cursor:not-allowed}.modal{z-index:1000;background-color:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:#fff;border-radius:8px;width:90%;max-width:500px;max-height:90vh;padding:30px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-header h2{margin:0}.close-btn{cursor:pointer;color:#666;background:0 0;border:none;font-size:24px}.close-btn:hover{color:#333}