* {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }

 body {
     font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
     background: #f5f7fa;
     min-height: 100vh;
     display: flex;
     align-items: center;
     justify-content: center;
     padding: 20px;
 }

 .login-container {
     background: white;
     border-radius: 10px;
     box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
     overflow: hidden;
     width: 100%;
     max-width: 450px;
     opacity: 0;
     animation: fadeInSmooth 0.8s ease-out forwards;
 }

 .login-logo {
     max-width: 250px;
     /* Atur ukuran maksimum logo */
     height: auto;
     display: block;
     margin: 0 auto;
 }


 @keyframes fadeInSmooth {
     from {
         opacity: 0;
         transform: translateY(30px);
     }

     to {
         opacity: 1;
         transform: translateY(0);
     }
 }

 .header-section {
     background: linear-gradient(135deg, #BC5DFF 0%, #ffffff 100%);
     padding: 60px 40px;
     text-align: center;
     position: relative;
     overflow: hidden;
 }

 .header-section::before {
     content: '';
     position: absolute;
     top: 0;
     left: 0;
     right: 0;
     bottom: 0;
     opacity: 0.3;
 }

 .header-title {
     font-size: 36px;
     font-weight: 700;
     color: white;
     position: relative;
     z-index: 1;
     letter-spacing: 2px;
 }

 .form-section {
     padding: 50px 40px;
 }

 .form-group {
     margin-bottom: 25px;
 }

 .form-row {
     display: flex;
     align-items: center;
     gap: 20px;
 }

 .form-label {
     color: #6b7280;
     font-size: 14px;
     font-weight: 500;
     min-width: 80px;
     text-align: left;
 }

 .form-control {
     flex: 1;
     padding: 12px 0;
     border: none;
     border-bottom: 1px solid #e5e7eb;
     font-size: 16px;
     background: transparent;
     color: #374151;
     transition: border-color 0.3s ease;
 }

 .form-control::placeholder {
     color: #9ca3af;
 }

 .form-control:focus {
     outline: none;
     border-bottom-color: #BC5DFF;
 }

 .form-options {
     display: flex;
     justify-content: space-between;
     align-items: center;
     margin-bottom: 35px;
     font-size: 14px;
 }

 .remember-me {
     display: flex;
     align-items: center;
     gap: 8px;
     color: #6b7280;
 }

 .remember-me input[type="checkbox"] {
     width: 16px;
     height: 16px;
     border: 1px solid #d1d5db;
     border-radius: 3px;
     cursor: pointer;
 }

 .forgot-password {
     color: #6b7280;
     text-decoration: none;
     transition: color 0.3s ease;
 }

 .forgot-password:hover {
     color: #BC5DFF;
 }

 .btn-login {
     width: 100%;
     max-width: 200px;
     padding: 15px 30px;
     background: #BC5DFF;
     color: white;
     border: none;
     border-radius: 25px;
     font-size: 16px;
     font-weight: 600;
     cursor: pointer;
     transition: background-color 0.3s ease;
     display: block;
     margin: 0 auto;
     position: relative;
 }

 .btn-login:hover {
     background: #f28ef4;
 }

 .btn-login:disabled {
     opacity: 0.7;
     cursor: not-allowed;
 }

 .btn-text {
     display: inline-block;
 }

 .loading {
     display: none;
     width: 20px;
     height: 20px;
     border: 2px solid rgba(255, 255, 255, 0.3);
     border-radius: 50%;
     border-top-color: white;
     animation: spin 1s linear infinite;
     margin: 0 auto;
 }

 @keyframes spin {
     to {
         transform: rotate(360deg);
     }
 }

 .alert {
     padding: 12px 16px;
     border-radius: 8px;
     margin-bottom: 20px;
     font-size: 14px;
 }

 .alert-danger {
     background-color: #fee2e2;
     border: 1px solid #fca5a5;
     color: #dc2626;
 }

 .alert-success {
     background-color: #dcfce7;
     border: 1px solid #86efac;
     color: #8aad52;
 }

 /* Responsive Design */
 @media (max-width: 600px) {
     .login-container {
         margin: 10px;
     }

     .header-section {
         padding: 40px 20px;
     }

     .header-title {
         font-size: 28px;
     }

     .form-section {
         padding: 30px 20px;
     }

     .form-row {
         flex-direction: column;
         align-items: flex-start;
         gap: 8px;
     }

     .form-label {
         min-width: auto;
     }

     .form-control {
         width: 100%;
     }

     .form-options {
         flex-direction: column;
         gap: 15px;
         align-items: flex-start;
     }
 }