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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #8B0000 0%, #DC143C 50%, #B22222 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #2C2C2C;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.login-box h1 {
    text-align: center;
    color: #8B0000;
    margin-bottom: 10px;
    font-size: 2.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #2C2C2C;
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #DC143C;
}

.btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
    margin-top: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, #DC143C 0%, #8B0000 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(220, 20, 60, 0.4);
}

.switch-text {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

.switch-text a {
    color: #DC143C;
    text-decoration: none;
    font-weight: 600;
}

.switch-text a:hover {
    text-decoration: underline;
}

/* Notification Modal */
.notification-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.notification-content {
    background: white;
    margin: 15% auto;
    padding: 30px;
    border-radius: 15px;
    max-width: 450px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s;
    text-align: center;
    position: relative;
}

.notification-close {
    position: absolute;
    right: 15px;
    top: 15px;
    color: #999;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.notification-close:hover {
    color: #333;
}

.notification-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.notification-icon.success {
    color: #4caf50;
}

.notification-icon.error {
    color: #f44336;
}

.notification-icon.warning {
    color: #ff9800;
}

.notification-content h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.notification-content p {
    color: #666;
    margin-bottom: 25px;
    font-size: 1rem;
    line-height: 1.5;
}

/* Responsive */
@media (max-width: 480px) {
    .login-box {
        padding: 30px 20px;
    }

    .login-box h1 {
        font-size: 2rem;
    }

    .notification-content {
        margin: 30% auto;
        padding: 25px;
    }
}