/* =================================
   PAGE: p-2fa
   Styles spécifiques à la page 2FA
   ================================= */

/* =================================
   1. CONTENEUR PRINCIPAL
   ================================= */
.p-2fa__container {
    max-width: 800px;
    margin: 2rem auto;
}

/* =================================
   2. COMPATIBILITÉ LEGACY
   ================================= */

/* Support des anciennes classes pour transition progressive */
.tfa-container {
    max-width: 800px;
    margin: 2rem auto;
}

.tfa-card {
    background: var(--surface-card);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 1.5rem;
    border: 1px solid var(--surface-border);
}

.tfa-card .card-header {
    padding: 1.25rem;
    border-bottom: 1px solid var(--surface-border);
    background: var(--surface-section);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.tfa-card .card-header h4 {
    margin: 0;
    color: var(--text);
    font-weight: 600;
}

.tfa-card .card-body {
    padding: 1.5rem;
}

.tfa-alert {
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

.tfa-alert-info {
    background-color: rgba(var(--primary-rgb), 0.1);
    border-color: rgba(var(--primary-rgb), 0.2);
    color: var(--primary-dark);
}

.tfa-alert-warning {
    background-color: rgba(var(--warning-rgb), 0.1);
    border-color: rgba(var(--warning-rgb), 0.2);
    color: var(--warning);
}

.tfa-alert-danger {
    background-color: rgba(var(--danger-rgb), 0.1);
    border-color: rgba(var(--danger-rgb), 0.2);
    color: var(--danger);
}

.qr-code-container {
    text-align: center;
    padding: 1.5rem;
    background: var(--surface-ground);
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
}

.qr-code-container img {
    max-width: 200px;
    height: auto;
}

.backup-codes-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.backup-code {
    font-family: var(--font-family-monospace);
    background: var(--surface-ground);
    padding: 0.75rem;
    border-radius: var(--border-radius-sm);
    text-align: center;
    border: 1px solid var(--surface-border);
    position: relative;
}

.backup-code .copy-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    transition: color var(--transition-speed) var(--transition-ease);
}

.backup-code .copy-btn:hover {
    color: var(--primary);
}

.tfa-form-group {
    margin-bottom: 1.5rem;
}

.tfa-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text);
    font-weight: 500;
}

.tfa-form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--surface-border);
    border-radius: var(--border-radius-sm);
    background: var(--surface-ground);
    color: var(--text);
    transition: all var(--transition-speed) var(--transition-ease);
}

.tfa-form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.25);
}

.tfa-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed) var(--transition-ease);
    text-decoration: none;
    border: 1px solid transparent;
}

.tfa-btn-primary {
    background: var(--primary);
    color: var(--background-light);
}

.tfa-btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.tfa-btn-secondary {
    background: var(--surface-ground);
    border-color: var(--surface-border);
    color: var(--text);
}

.tfa-btn-secondary:hover {
    background: var(--surface-hover);
}

.tfa-btn-danger {
    background: var(--danger);
    color: var(--background-light);
}

.tfa-btn-danger:hover {
    background: var(--danger-dark);
}

.tfa-btn-warning {
    background: var(--warning);
    color: var(--background-light);
}

.tfa-btn-warning:hover {
    background: var(--warning-dark);
}

.tfa-accordion {
    border: 1px solid var(--surface-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.tfa-accordion-item {
    border-bottom: 1px solid var(--surface-border);
}

.tfa-accordion-item:last-child {
    border-bottom: none;
}

.tfa-accordion-header {
    padding: 1rem;
    background: var(--surface-section);
    cursor: pointer;
    transition: background var(--transition-speed) var(--transition-ease);
}

.tfa-accordion-header:hover {
    background: var(--surface-hover);
}

.tfa-accordion-content {
    padding: 1rem;
    background: var(--surface-card);
}

.tfa-text-center { text-align: center; }
.tfa-mb-4 { margin-bottom: 1.5rem; }
.tfa-mt-4 { margin-top: 1.5rem; }

.tfa-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

/* =================================
   3. RESPONSIVE
   ================================= */
@media (max-width: 768px) {
    .tfa-container {
        margin: 1rem;
    }

    .backup-codes-container {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
}