/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #fdfdfd;
    min-height: 100vh;
    color: #333;
}

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Flash Messages */
.flash-messages {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    max-width: 400px;
}

.alert {
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 10px;
    font-size: 14px;
    animation: slideIn 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border-left: 4px solid #dc3545;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border-left: 4px solid #17a2b8;
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 420px;
    padding: 48px 40px;
    text-align: center;
}

.login-header {
    margin-bottom: 32px;
}

.logo {
    margin-bottom: 20px;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.login-header p {
    color: #6b7280;
    font-size: 16px;
}

.login-body {
    margin-bottom: 24px;
}

.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 14px 24px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    color: #374151;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}

.google-btn:hover {
    background: #f9fafb;
    border-color: #d1d5db;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

.login-footer {
    border-top: 1px solid #e5e7eb;
    padding-top: 20px;
}

/* Unauthorized Page */
.unauthorized-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.unauthorized-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 480px;
    padding: 48px 40px;
    text-align: center;
}

.error-icon {
    color: #dc2626;
    margin-bottom: 24px;
}

.unauthorized-card h1 {
    font-size: 28px;
    color: #dc2626;
    margin-bottom: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-danger {
    background: #e65555;
    color: white;
}

/* Responsive */
@media (max-width: 768px) {      
    .login-card,
    .unauthorized-card {
        padding: 32px 24px;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}