/**
 * Feuille de style - Page Inscription
 * Design ultra professionnel et moderne
 */

/* ============================================
   AUTH CONTAINER
   ============================================ */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 200px);
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
}

.auth-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    border: 1px solid var(--color-bg-dark);
    width: 100%;
    max-width: 600px;
    animation: fadeInUp 0.6s ease-out;
}

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

/* ============================================
   AUTH HEADER
   ============================================ */
.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-bg-dark);
    position: relative;
}

.auth-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.auth-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin: 0;
    line-height: 1.6;
}

/* ============================================
   AUTH FORM
   ============================================ */
.auth-form {
    margin-top: var(--spacing-xl);
}

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

.form-group {
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.form-label {
    display: block;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.form-label .required {
    color: var(--color-error);
    margin-left: 4px;
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    border: 2px solid var(--color-bg-dark);
    border-radius: var(--border-radius);
    background: var(--color-bg);
    color: var(--color-text);
    transition: var(--transition);
    box-sizing: border-box;
}

/* Wrapper mot de passe : position relative pour que l'icône œil reste dans le cadre */
.auth-password-wrapper {
    position: relative;
    display: block;
}

.form-input[type="password"],
.form-input[name="password"],
.form-input[name="password_confirm"] {
    padding-right: 48px;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    width: 32px;
    height: 32px;
    margin-top: 0;
}

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

.password-toggle:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

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

.form-input.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-input.valid {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-lighter);
}

.form-input.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-input.valid {
    border-color: var(--color-success);
}

.form-help {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

.form-group-checkbox {
    margin: var(--spacing-xl) 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
    color: var(--color-text);
    cursor: pointer;
    line-height: 1.6;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    flex-shrink: 0;
    accent-color: var(--color-primary);
}

.checkbox-label a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

/* ============================================
   PASSWORD STRENGTH INDICATOR
   ============================================ */
.password-strength {
    margin-top: var(--spacing-xs);
    height: 4px;
    background: var(--color-bg-dark);
    border-radius: 2px;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    width: 0%;
    transition: var(--transition);
    border-radius: 2px;
}

.password-strength-bar.weak {
    width: 33%;
    background: var(--color-error);
}

.password-strength-bar.medium {
    width: 66%;
    background: var(--color-warning);
}

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

.password-strength-text {
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    color: var(--color-text-light);
}

/* Indications conditionnelles sous le champ mot de passe (dynamiques) */
.password-criteria {
    margin-top: var(--spacing-sm);
    display: none;
    flex-direction: column;
    gap: 0.35rem;
}

.password-criteria--visible {
    display: flex;
}

.password-criteria-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--font-size-sm);
    transition: color 0.2s ease;
}

.password-criteria-icon {
    flex-shrink: 0;
}

.password-criteria-item--met {
    color: var(--color-success);
}

.password-criteria-item--met .password-criteria-icon {
    color: var(--color-success);
}

.password-criteria-item--unmet {
    color: var(--color-text-light);
}

.password-criteria-item--unmet .password-criteria-icon {
    color: var(--color-text-lighter);
}

/* ============================================
   AUTH FOOTER
   ============================================ */
.auth-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-bg-dark);
}

.auth-footer p {
    margin: 0;
    color: var(--color-text-light);
    font-size: var(--font-size-base);
}

.auth-footer a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

/* ============================================
   FILE UPLOAD
   ============================================ */
.file-upload-wrapper {
    position: relative;
}

.file-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    overflow: hidden;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    border: 2px dashed var(--color-bg-dark);
    border-radius: var(--border-radius);
    background: var(--color-bg);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    min-height: 120px;
}

.file-upload-label:hover {
    border-color: var(--color-primary);
    background: rgba(37, 99, 235, 0.05);
}

.file-upload-label svg {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.file-upload-text {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.file-upload-hint {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.file-preview {
    margin-top: var(--spacing-md);
    position: relative;
    display: inline-block;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 2px solid var(--color-primary);
}

.file-preview img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    display: block;
}

.file-preview-remove {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.file-preview-remove:hover {
    background: var(--color-error);
    transform: scale(1.1);
}

.file-upload-help {
    margin-top: var(--spacing-xs);
    display: block;
}

/* ============================================
   FIELD VALIDATION MESSAGES
   ============================================ */
.field-message {
    display: block;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    animation: fadeIn 0.3s ease-out;
    line-height: 1.5;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.field-message.success {
    color: var(--color-success);
    background: rgba(34, 197, 94, 0.1);
    border-left: 3px solid var(--color-success);
}

.field-message.error {
    color: var(--color-error);
    background: rgba(239, 68, 68, 0.1);
    border-left: 3px solid var(--color-error);
}

.field-message.info {
    color: var(--color-text-light);
    background: rgba(37, 99, 235, 0.05);
    border-left: 3px solid var(--color-primary);
}

/* Bouton désactivé */
.btn:disabled,
.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--color-text-lighter);
    border-color: var(--color-text-lighter);
    color: var(--color-text-light);
}

.btn:disabled:hover,
.btn[disabled]:hover {
    transform: none;
    box-shadow: none;
}

/* ============================================
   ALERT MESSAGES
   ============================================ */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-base);
    line-height: 1.6;
    border-left: 4px solid;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border-left-color: var(--color-error);
}

.alert-error ul {
    margin: var(--spacing-sm) 0 0 var(--spacing-lg);
    padding: 0;
}

.alert-error li {
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   MODAL MENTIONS LÉGALES / CGU / CONFIDENTIALITÉ
   ============================================ */
.legal-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    pointer-events: none;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.legal-modal[aria-hidden="false"],
.legal-modal:not([hidden]) {
    pointer-events: auto;
    visibility: visible;
    opacity: 1;
}

.legal-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.legal-modal-content {
    position: relative;
    width: 100%;
    max-width: 720px;
    max-height: 90vh;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.legal-modal[aria-hidden="false"] .legal-modal-content,
.legal-modal:not([hidden]) .legal-modal-content {
    transform: scale(1);
}

.legal-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 2px solid var(--color-bg-dark);
    background: linear-gradient(135deg, var(--color-bg-light) 0%, white 100%);
    flex-shrink: 0;
}

.legal-modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.legal-modal-close {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--color-bg-dark);
    color: var(--color-text);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.legal-modal-close:hover {
    background: var(--color-primary);
    color: white;
}

.legal-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-xl);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text);
}

.legal-modal-body h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.legal-modal-body h3:first-child {
    margin-top: 0;
}

.legal-modal-body h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.legal-modal-body p {
    margin: 0 0 var(--spacing-md);
}

.legal-modal-body ul {
    margin: 0 0 var(--spacing-md);
    padding-left: 1.5rem;
}

.legal-modal-body li {
    margin-bottom: var(--spacing-xs);
}

.legal-modal-body a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.legal-modal-body a:hover {
    text-decoration: underline;
}

.legal-modal-divider {
    border: none;
    border-top: 2px solid var(--color-bg-dark);
    margin: var(--spacing-xl) 0;
}

.legal-modal-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-bg-dark);
    background: var(--color-bg-light);
    flex-shrink: 0;
}

.legal-modal-ok {
    width: 100%;
}

.legal-modal-body::-webkit-scrollbar {
    width: 8px;
}

.legal-modal-body::-webkit-scrollbar-track {
    background: var(--color-bg-light);
}

.legal-modal-body::-webkit-scrollbar-thumb {
    background: var(--color-text-lighter);
    border-radius: 4px;
}

.legal-modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-light);
}

@media (max-width: 768px) {
    .legal-modal {
        padding: var(--spacing-sm);
    }

    .legal-modal-header,
    .legal-modal-body {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .legal-modal-title {
        font-size: var(--font-size-lg);
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .auth-container {
        padding: var(--spacing-xl) var(--spacing-md);
        min-height: calc(100vh - 150px);
    }
    
    .auth-card {
        padding: var(--spacing-xl);
    }
    
    .auth-title {
        font-size: 1.75rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}