/* Variables CSS utilisant les couleurs du site */
:root {
    --site-primary: #3498db;
    --site-primary-hover: #2980b9;
    --site-primary-light: #e3f2fd;
    --site-secondary: #6C757D;
    --site-background: #FFFFFF;
    --site-background-light: #f8f9fa;
    --text-primary: #333333;
    --text-secondary: #6C757D;
    --text-muted: #999999;
    --border-color: #e9ecef;
    --border-focus: #3498db;
    --error-color: #dc3545;
    --success-color: #28a745;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* Container principal */
.register-modern-container {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--site-background-light) 0%, var(--site-primary-light) 100%);
    padding: 2rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.register-modern-wrapper {
    max-width: 1400px;
    width: 100%;
    background: var(--site-background);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    min-height: 700px;
}

/* Section formulaire */
.register-modern-form-container {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.register-modern-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.register-modern-logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--site-primary), var(--site-primary-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: var(--shadow-md);
}

.register-modern-logo i {
    color: white;
    font-size: 1.5rem;
}

.register-modern-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
    line-height: 1.2;
}

.register-modern-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Structure du formulaire */
.register-modern-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.register-modern-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.register-modern-field,
.register-modern-field-full {
    display: flex;
    flex-direction: column;
}

.register-modern-field-full {
    grid-column: 1 / -1;
}

/* Groupes d'input avec labels flottants */
.register-modern-input-group {
    position: relative;
    margin-bottom: 0.5rem;
}

.register-modern-input-group input,
.register-modern-input-group textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: var(--background-white);
    transition: all 0.3s ease;
    outline: none;
    color: var(--text-primary);
}

.register-modern-input-group textarea {
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
}

.register-modern-input-group input:focus,
.register-modern-input-group textarea:focus,
.register-modern-input-group.focused input,
.register-modern-input-group.focused textarea {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

/* Labels flottants */
.register-modern-label {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--site-background);
    padding: 0 0.5rem;
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 1;
}

.register-modern-label i {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: color 0.3s ease;
}

/* États actifs du label - Corrigé pour la bonne structure HTML */
.register-modern-input-group.focused .register-modern-label,
.register-modern-input-group:has(input.has-value) .register-modern-label,
.register-modern-input-group:has(textarea.has-value) .register-modern-label,
.register-modern-input-group:has(input:-webkit-autofill) .register-modern-label,
.register-modern-input-group:has(input:autofill) .register-modern-label {
    top: 0;
    transform: translateY(-50%);
    font-size: 0.875rem;
    color: var(--site-primary);
    font-weight: 500;
}

.register-modern-input-group.focused .register-modern-label i,
.register-modern-input-group:has(input.has-value) .register-modern-label i,
.register-modern-input-group:has(textarea.has-value) .register-modern-label i,
.register-modern-input-group:has(input:-webkit-autofill) .register-modern-label i,
.register-modern-input-group:has(input:autofill) .register-modern-label i {
    color: var(--site-primary);
}

/* Fallback pour navigateurs ne supportant pas :has() */
.register-modern-input-group input.has-value ~ .register-modern-label,
.register-modern-input-group textarea.has-value ~ .register-modern-label {
    top: 0;
    transform: translateY(-50%);
    font-size: 0.875rem;
    color: var(--site-primary);
    font-weight: 500;
}

.register-modern-input-group input.has-value ~ .register-modern-label i,
.register-modern-input-group textarea.has-value ~ .register-modern-label i {
    color: var(--site-primary);
}

/* Animation pour détecter l'auto-remplissage */
@keyframes onAutoFillStart {
    from { /**/}
    to { /**/}
}

@keyframes onAutoFillCancel {
    from { /**/}
    to { /**/}
}

.register-modern-input-group input:-webkit-autofill {
    animation-duration: 0.001s;
    animation-name: onAutoFillStart;
    transition: background-color 50000s ease-in-out 0s;
}

.register-modern-input-group input:not(:-webkit-autofill) {
    animation-duration: 0.001s;
    animation-name: onAutoFillCancel;
}

/* Barre de focus */
.register-modern-focus-bar {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--site-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.register-modern-input-group.focused .register-modern-focus-bar {
    width: 100%;
}

/* Labels de section */
.register-modern-section-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: block;
}

/* Groupes de radio buttons */
.register-modern-radio-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.register-modern-radio-item {
    flex: 1;
    min-width: 120px;
}

.register-modern-radio-input {
    display: none;
}

.register-modern-radio-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--site-background);
    font-weight: 500;
    color: var(--text-primary);
}

.register-modern-radio-label:hover {
    border-color: var(--site-primary);
    background: rgb(52 152 219 / 0.05);
}

.register-modern-radio-input:checked + .register-modern-radio-label {
    border-color: var(--site-primary);
    background: rgb(52 152 219 / 0.1);
    color: var(--site-primary);
}

.register-modern-radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.register-modern-radio-input:checked + .register-modern-radio-label .register-modern-radio-custom {
    border-color: var(--site-primary);
}

.register-modern-radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 8px;
    height: 8px;
    background: var(--site-primary);
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.register-modern-radio-input:checked + .register-modern-radio-label .register-modern-radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

/* Zone d'upload */
.register-modern-upload-container {
    position: relative;
}

.register-modern-upload-input {
    display: none;
}

.register-modern-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--site-background-light);
}

.register-modern-upload-area:hover {
    border-color: var(--site-primary);
    background: rgb(52 152 219 / 0.05);
}

.register-modern-upload-icon {
    width: 60px;
    height: 60px;
    background: var(--site-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.register-modern-upload-icon i {
    color: white;
    font-size: 1.5rem;
}

.register-modern-upload-text {
    text-align: center;
}

.register-modern-upload-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.register-modern-upload-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Prévisualisation photo */
.register-modern-photo-preview {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--site-primary);
    box-shadow: var(--shadow-md);
}

.register-modern-photo-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.register-modern-photo-remove {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 32px;
    height: 32px;
    background: var(--error-color);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.register-modern-photo-remove:hover {
    background: #dc2626;
    transform: scale(1.1);
}

/* Bouton de soumission */
.register-modern-actions {
    margin-top: 1rem;
}

.register-modern-submit {
    width: 100%;
    padding: 1rem;
    background: var(--site-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: var(--shadow-md);
}

.register-modern-submit:hover {
    background: var(--site-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.register-modern-submit:active {
    transform: translateY(0);
}

/* Divider OAuth */
.register-modern-divider {
    position: relative;
    text-align: center;
    margin: 1.5rem 0 2rem;
}

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

.register-modern-divider span {
    background: var(--site-background);
    color: var(--text-muted);
    padding: 0 1rem;
    font-size: 0.875rem;
    position: relative;
    z-index: 1;
}

/* Section OAuth en haut */
.register-modern-oauth-top {
    margin-bottom: 1rem;
}

/* Bouton OAuth */
.register-modern-oauth-btn {
    width: 100%;
    padding: 1rem;
    background: var(--site-background);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    margin-bottom: 0.75rem;
}

.register-modern-oauth-btn:hover {
    border-color: var(--site-primary);
    background: rgb(52 152 219 / 0.05);
    color: var(--site-primary);
    text-decoration: none;
}

/* Style spécifique pour le bouton Google */
.register-modern-oauth-btn:not(.facebook-btn) {
    border-color: #dadce0;
}

.register-modern-oauth-btn:not(.facebook-btn):hover {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.register-modern-oauth-btn i {
    font-size: 1.25rem;
}

/* Bouton Facebook spécifique - Style blanc avec icône bleue */
.register-modern-oauth-btn.facebook-btn {
    background: #fafafa;
    color: var(--text-primary);
    border: 2px solid #e5e7eb;
    position: relative;
}

.register-modern-oauth-btn.facebook-btn:hover {
    background: #f0f9ff;
    border-color: #1877f2;
    color: var(--text-primary);
    box-shadow: 0 2px 4px rgba(24, 119, 242, 0.15);
}

.register-modern-oauth-btn.facebook-btn i {
    color: #1877f2;
}

.register-modern-oauth-btn.facebook-btn:hover i {
    color: #166fe5;
}

/* Section image */
.register-modern-image-container {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--site-primary), var(--site-primary-hover));
}

.register-modern-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 65% center;
}

.register-modern-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgb(52 152 219 / 0.2), rgb(41 128 185 / 0.3));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.register-modern-image-content {
    text-align: center;
    color: white;
}

.register-modern-image-content h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.register-modern-image-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.register-modern-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.register-modern-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1rem;
    font-weight: 500;
}

.register-modern-feature i {
    width: 24px;
    height: 24px;
    background: white;
    color: var(--site-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
}

/* Messages d'erreur */
.register-modern-error {
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.register-modern-error::before {
    content: '⚠';
    font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .register-modern-wrapper {
        max-width: 1000px;
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 1024px) {
    .register-modern-wrapper {
        grid-template-columns: 1fr;
        max-width: 600px;
    }
    
    .register-modern-image-container {
        order: -1;
        min-height: 200px;
    }
    
    .register-modern-form-container {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .register-modern-container {
        padding: 1rem;
    }
    
    .register-modern-wrapper {
        border-radius: var(--radius-md);
    }
    
    .register-modern-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .register-modern-radio-group {
        flex-direction: column;
    }
    
    .register-modern-form-container {
        padding: 1.5rem;
    }
    
    .register-modern-title {
        font-size: 1.75rem;
    }
    
    .register-modern-image-content h3 {
        font-size: 1.5rem;
    }
    
    .register-modern-image-content p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .register-modern-form-container {
        padding: 1rem;
    }
    
    .register-modern-upload-area {
        padding: 2rem 1rem;
    }
    
    .register-modern-input-group input,
    .register-modern-input-group textarea {
        padding: 0.875rem 0.875rem 0.875rem 2.5rem;
    }
}

/* Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.register-modern-form-container {
    animation: slideInUp 0.6s ease-out;
}

.register-modern-image-content {
    animation: slideInUp 0.8s ease-out 0.2s both;
}

/* Focus states pour l'accessibilité */
.register-modern-submit:focus,
.register-modern-oauth-btn:focus,
.register-modern-radio-label:focus-within,
.register-modern-upload-area:focus-within {
    outline: 2px solid var(--site-primary);
    outline-offset: 2px;
}

/* États désactivés */
.register-modern-submit:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    transform: none;
}

.register-modern-submit:disabled:hover {
    background: var(--text-muted);
    transform: none;
}

/* Styles pour le CAPTCHA */
.register-modern-captcha-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem 0;
    margin: 1rem 0;
}

.register-modern-captcha-container > div {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* Responsive pour le CAPTCHA */
@media (max-width: 768px) {
    .register-modern-captcha-container {
        padding: 0.5rem 0;
        margin: 0.5rem 0;
    }
    
    .register-modern-captcha-container > div {
        transform: scale(0.85);
        transform-origin: center;
    }
}

@media (max-width: 480px) {
    .register-modern-captcha-container > div {
        transform: scale(0.75);
    }
}