/* Modern Authentication Styles */

.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.login-header .logo {
    font-size: 3rem;
    margin-bottom: 15px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.login-header h2 {
    margin: 0;
    font-weight: 300;
    font-size: 2rem;
}

.login-header p {
    margin: 10px 0 0 0;
    opacity: 0.9;
    font-size: 0.9rem;
}

.login-body {
    padding: 40px 30px;
}

.form-group {
    position: relative;
}

.form-label {
    font-weight: 500;
    color: #555;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.input-group .btn {
    border-radius: 0 10px 10px 0;
    border: 2px solid #e9ecef;
    border-left: none;
}

.login-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 10px;
    padding: 12px;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.login-btn:active {
    transform: translateY(0);
}

.login-footer {
    background: #f8f9fa;
    padding: 20px 30px;
    text-align: center;
    color: #6c757d;
    font-size: 0.85rem;
}

.alert {
    border-radius: 10px;
    border: none;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

/* Responsive Design */
@media (max-width: 576px) {
    .login-container {
        padding: 15px;
    }
    
    .login-header {
        padding: 30px 20px;
    }
    
    .login-body {
        padding: 30px 20px;
    }
    
    .login-header .logo {
        font-size: 2.5rem;
    }
    
    .login-header h2 {
        font-size: 1.5rem;
    }
}