.editar-estudiante-container{padding:30px;max-width:1200px;margin:0 auto;background:#f5f5f5;min-height:100vh}.header-editar{display:flex;align-items:center;gap:20px;margin-bottom:30px}.header-editar h1{margin:0;color:#333;font-size:28px}.btn-volver{background:#6c757d;color:#fff;padding:10px 20px;border:none;border-radius:8px;cursor:pointer;font-size:16px;transition:background .3s}.btn-volver:hover{background:#5a6268}.form-editar{background:#fff;padding:30px;border-radius:12px;box-shadow:0 2px 10px #0000001a}.seccion-form{margin-bottom:40px;padding-bottom:30px;border-bottom:2px solid #e9ecef}.seccion-form:last-of-type{border-bottom:none}.seccion-form h2{color:#495057;font-size:22px;margin-bottom:25px;padding-bottom:10px;border-bottom:3px solid #007bff}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:20px}.form-group{display:flex;flex-direction:column}.form-group label{font-weight:600;margin-bottom:8px;color:#495057;font-size:14px}.form-group input,.form-group select{padding:12px;border:2px solid #dee2e6;border-radius:8px;font-size:15px;transition:border-color .3s,box-shadow .3s}.form-group input:focus,.form-group select:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.form-group input[type=number]{-moz-appearance:textfield}.form-group input[type=number]::-webkit-inner-spin-button,.form-group input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.form-buttons{display:flex;gap:15px;justify-content:flex-end;margin-top:30px;padding-top:20px;border-top:2px solid #e9ecef}.btn-cancelar{background:#6c757d;color:#fff;padding:12px 30px;border:none;border-radius:8px;cursor:pointer;font-size:16px;font-weight:600;transition:background .3s}.btn-cancelar:hover{background:#5a6268}.btn-guardar{background:#28a745;color:#fff;padding:12px 30px;border:none;border-radius:8px;cursor:pointer;font-size:16px;font-weight:600;transition:background .3s}.btn-guardar:hover{background:#218838}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:20px}.spinner{border:4px solid #f3f3f3;border-top:4px solid #007bff;border-radius:50%;width:50px;height:50px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.editar-estudiante-container{padding:15px}.form-row{grid-template-columns:1fr}.form-buttons{flex-direction:column}.btn-cancelar,.btn-guardar{width:100%}}