/* Authentication Pages Styles (Login & Signup) */

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0066FF 0%, #0052CC 100%);
    padding: var(--spacing-lg);
}

.auth-card {
    width: 100%;
    max-width: 450px;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: var(--spacing-2xl) var(--spacing-xl);
    animation: fadeInUp 0.4s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo img {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
}

.auth-logo h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.auth-logo p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: 0;
}

.auth-form {
    margin-bottom: var(--spacing-lg);
}

.auth-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.auth-form .form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.auth-form .form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--font-size-base);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.auth-form .form-control:focus {
    outline: none;
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.auth-form .form-control.is-invalid {
    border-color: var(--status-down);
}

.auth-form .invalid-feedback {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--status-down);
    margin-top: var(--spacing-xs);
}

.password-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: var(--font-size-lg);
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--text-primary);
}

.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-right: var(--spacing-sm);
    cursor: pointer;
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
    margin-bottom: 0;
}

.auth-btn {
    width: 100%;
    padding: 14px;
    font-size: var(--font-size-base);
    font-weight: 600;
    background-color: var(--bs-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-md);
}

.auth-btn:hover:not(:disabled) {
    background-color: var(--bs-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.auth-btn:active:not(:disabled) {
    transform: translateY(0);
}

.auth-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-divider {
    text-align: center;
    position: relative;
    margin: var(--spacing-lg) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-color);
}

.auth-divider span {
    position: relative;
    background-color: var(--bg-primary);
    padding: 0 var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.auth-links {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.auth-links a {
    color: var(--bs-primary);
    font-weight: 500;
    text-decoration: none;
}

.auth-links a:hover {
    text-decoration: underline;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.auth-footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    font-size: var(--font-size-xs);
}

.auth-footer-links a {
    color: var(--text-muted);
    text-decoration: none;
}

.auth-footer-links a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.password-strength {
    margin-top: var(--spacing-sm);
}

.password-strength-bar {
    height: 4px;
    background-color: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.password-strength-fill {
    height: 100%;
    transition: width var(--transition-base), background-color var(--transition-base);
}

.password-strength-fill.weak {
    width: 33%;
    background-color: var(--status-down);
}

.password-strength-fill.medium {
    width: 66%;
    background-color: var(--status-degraded);
}

.password-strength-fill.strong {
    width: 100%;
    background-color: var(--status-up);
}

.password-strength-text {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.password-strength-text.weak {
    color: var(--status-down);
}

.password-strength-text.medium {
    color: var(--status-degraded);
}

.password-strength-text.strong {
    color: var(--status-up);
}

.alert-auth {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.alert-auth.alert-error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--status-down);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-auth.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--status-up);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .auth-container {
        padding: var(--spacing-md);
    }

    .auth-card {
        padding: var(--spacing-xl) var(--spacing-lg);
    }

    .auth-logo h1 {
        font-size: var(--font-size-xl);
    }
}