/* Authentication Pages Stylesheet */

/* Auth Page Layout */
.auth-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.auth-navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    position: relative;
    z-index: var(--z-fixed);
}

.auth-navbar .nav-container {
    padding: var(--spacing-4) var(--spacing-6);
}

.nav-auth-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.nav-text {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    display: none;
}

@media (min-width: 640px) {
    .nav-text {
        display: block;
    }
}

/* Auth Main Layout */
.auth-main {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 80px);
    padding: var(--spacing-6) var(--spacing-4);
}

.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -2;
}

.auth-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.auth-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.85) 0%, rgba(59, 130, 246, 0.75) 100%);
    z-index: -1;
}

/* Auth Container */
.auth-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
    max-width: 1200px;
    width: 100%;
    align-items: start;
}

@media (min-width: 1024px) {
    .auth-container {
        grid-template-columns: 1fr 400px;
        gap: var(--spacing-12);
    }
}

/* Auth Card */
.auth-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-2xl);
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .auth-card {
        margin: 0;
    }
}

/* Auth Header */
.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.auth-logo {
    margin-bottom: var(--spacing-4);
}

.auth-logo img {
    width: 80px;
    height: 80px;
}

.auth-header h1 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--spacing-3);
}

.auth-subtitle {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-6);
}

/* Social Proof */
.social-proof {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-3);
}

.user-avatars {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    border: 2px solid var(--white);
    object-fit: cover;
}

.avatar-count {
    background: var(--primary-color);
    color: var(--white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-full);
    margin-left: var(--spacing-2);
}

.social-proof-text {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin: 0;
}

/* Form Styles */
.auth-form {
    margin-bottom: var(--spacing-6);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4);
}

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: var(--transition-fast);
    background: var(--white);
    min-height: 48px; /* Accessibility: minimum touch target */
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input:invalid:not(:focus):not(:placeholder-shown),
.form-group select:invalid:not(:focus) {
    border-color: var(--error-color);
}

.form-group input:valid:not(:focus):not(:placeholder-shown),
.form-group select:valid:not(:focus) {
    border-color: var(--success-color);
}

/* Password Input */
.password-input-container {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.password-toggle:hover {
    background: var(--gray-100);
}

.password-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.password-toggle-icon {
    font-size: var(--font-size-lg);
    opacity: 0.6;
}

/* Password Strength */
.password-strength {
    margin-top: var(--spacing-2);
    font-size: var(--font-size-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    transition: var(--transition-normal);
    border-radius: var(--radius-full);
}

.strength-weak .strength-fill {
    width: 25%;
    background: var(--error-color);
}

.strength-fair .strength-fill {
    width: 50%;
    background: var(--warning-color);
}

.strength-good .strength-fill {
    width: 75%;
    background: var(--accent-color);
}

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

/* Checkbox Styles */
.checkbox-group {
    margin-bottom: var(--spacing-4);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    cursor: pointer;
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-400);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    flex-shrink: 0;
    margin-top: 2px;
    background: var(--white);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: var(--white);
    font-weight: bold;
    font-size: 12px;
}

.checkbox-label:hover .checkmark {
    border-color: var(--primary-color);
}

.checkbox-text {
    color: var(--gray-700);
}

.checkbox-text strong {
    color: var(--gray-900);
}

.checkbox-subtext {
    color: var(--gray-500);
    font-size: var(--font-size-xs);
    display: block;
    margin-top: var(--spacing-1);
}

.checkbox-text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.checkbox-text a:hover {
    color: var(--primary-hover);
}

/* Form Errors */
.form-error {
    color: var(--error-color);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-1);
    display: none;
}

.form-error.show {
    display: block;
}

.form-group.error input,
.form-group.error select {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* Submit Button */
.btn-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

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

/* Form Divider */
.form-divider {
    text-align: center;
    margin: var(--spacing-6) 0;
    position: relative;
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

.form-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gray-300);
    z-index: -1;
}

.form-divider span {
    background: var(--white);
    padding: 0 var(--spacing-4);
}

/* Social Auth */
.social-auth {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    background: var(--white);
    border: 2px solid var(--gray-300);
    color: var(--gray-700);
    font-weight: 600;
}

.social-btn:hover {
    border-color: var(--gray-400);
    background: var(--gray-50);
    transform: translateY(-1px);
}

.google-btn:hover {
    border-color: #4285f4;
    color: #4285f4;
}

.facebook-btn:hover {
    border-color: #1877f2;
    color: #1877f2;
}

/* Auth Footer */
.auth-footer {
    text-align: center;
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
}

.trust-indicators {
    font-size: var(--font-size-xs);
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

/* Benefits Sidebar */
.benefits-sidebar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-xl);
    display: none;
}

@media (min-width: 1024px) {
    .benefits-sidebar {
        display: block;
    }
}

.benefits-sidebar h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-6);
    text-align: center;
}

.benefit-list {
    margin-bottom: var(--spacing-8);
}

.benefit-item {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.benefit-icon {
    font-size: var(--font-size-2xl);
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
}

.benefit-content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-1);
}

.benefit-content p {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    line-height: 1.5;
    margin: 0;
}

/* Testimonial Preview */
.testimonial-preview {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    border: 1px solid var(--gray-200);
}

.testimonial-preview blockquote {
    font-size: var(--font-size-sm);
    font-style: italic;
    color: var(--gray-700);
    line-height: 1.6;
    margin-bottom: var(--spacing-4);
}

.testimonial-preview cite {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-style: normal;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-author strong {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--gray-900);
}

.testimonial-author span {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-4);
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-2xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

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

.modal-header {
    padding: var(--spacing-6) var(--spacing-6) var(--spacing-4);
    text-align: center;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    font-size: var(--font-size-xl);
    color: var(--gray-900);
    margin: 0;
}

.modal-body {
    padding: var(--spacing-6);
    text-align: center;
}

.success-icon {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-4);
}

.modal-body p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-4);
}

.next-steps {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    margin: var(--spacing-6) 0;
    text-align: left;
}

.next-steps h4 {
    font-size: var(--font-size-base);
    color: var(--gray-900);
    margin-bottom: var(--spacing-3);
}

.next-steps ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.next-steps li {
    padding: var(--spacing-1) 0;
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-top: var(--spacing-6);
}

@media (min-width: 640px) {
    .modal-actions {
        flex-direction: row;
        justify-content: center;
    }
}

/* Responsive Design */
@media (max-width: 767px) {
    .auth-main {
        padding: var(--spacing-4) var(--spacing-3);
        min-height: calc(100vh - 70px);
    }
    
    .auth-card {
        padding: var(--spacing-6);
    }
    
    .auth-header h1 {
        font-size: var(--font-size-2xl);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .social-auth {
        gap: var(--spacing-2);
    }
    
    .modal-actions {
        flex-direction: column;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .auth-card {
        background: var(--white);
        border: 2px solid var(--gray-900);
    }
    
    .benefits-sidebar {
        background: var(--white);
        border: 2px solid var(--gray-900);
    }
    
    .form-group input,
    .form-group select {
        border: 2px solid var(--gray-900);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .auth-card,
    .benefits-sidebar,
    .modal-content {
        animation: none;
    }
    
    .spinner {
        animation: none;
    }
    
    * {
        transition: none !important;
    }
}

/* Print Styles */
@media print {
    .auth-background,
    .benefits-sidebar,
    .modal {
        display: none;
    }
    
    .auth-card {
        background: var(--white);
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
}