/* =================================
   COMPOSANT BEM: c-2fa-card
   Composant carte 2FA réutilisable
   ================================= */

/* =================================
   1. VARIABLES DU COMPOSANT
   ================================= */
:root {
    --c-2fa-card-bg: var(--surface-card);
    --c-2fa-card-border: var(--surface-border);
    --c-2fa-card-section: var(--surface-section);
    --c-2fa-card-hover: rgba(var(--primary-rgb), 0.05);
    --font-family-monospace: 'Courier New', Courier, monospace;
}

/* =================================
   2. CARTE PRINCIPALE
   ================================= */
.c-2fa-card {
    background: var(--c-2fa-card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 1.5rem;
    border: 1px solid var(--c-2fa-card-border);
}

.c-2fa-card__header {
    padding: 1.25rem;
    border-bottom: 1px solid var(--c-2fa-card-border);
    background: var(--c-2fa-card-section);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

/* === VARIANT - GRADIENT HEADER === */
.c-2fa-card__header--gradient {
    background: linear-gradient(135deg, var(--cb-primary, #667eea) 0%, var(--cb-primary-dark, #764ba2) 100%);
    color: white;
    padding: 2rem;
    text-align: center;
    border-bottom: none;
}

.c-2fa-card__header--gradient .c-2fa-card__title {
    color: white;
    font-size: 1.75rem;
    margin: 0 0 0.5rem 0;
}

.c-2fa-card__header--gradient .c-2fa-card__subtitle {
    color: white;
    opacity: 0.95;
}

.c-2fa-card__title {
    margin: 0;
    color: var(--text);
    font-weight: 600;
}

.c-2fa-card__subtitle {
    margin: 0.5rem 0 0 0;
    font-size: 0.95rem;
    color: var(--cb-text-secondary, #6c757d);
}

.c-2fa-card__body {
    padding: 1.5rem;
}

/* === VARIANT - PADDED BODY === */
.c-2fa-card__body--padded {
    padding: 2rem;
}

/* =================================
   3. ALERTES
   ================================= */
.c-2fa-card__alert {
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

.c-2fa-card__alert--info {
    background-color: rgba(var(--primary-rgb), 0.1);
    border-color: rgba(var(--primary-rgb), 0.2);
    color: var(--primary-dark);
}

.c-2fa-card__alert--warning {
    background-color: rgba(var(--warning-rgb), 0.1);
    border-color: rgba(var(--warning-rgb), 0.2);
    color: var(--warning);
}

.c-2fa-card__alert--danger {
    background-color: rgba(var(--danger-rgb), 0.1);
    border-color: rgba(var(--danger-rgb), 0.2);
    color: var(--danger);
}

/* =================================
   4. QR CODE
   ================================= */
.c-2fa-card__qr-container {
    text-align: center;
    padding: 1.5rem;
    background: var(--surface-ground);
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
}

.c-2fa-card__qr-image {
    max-width: 200px;
    height: auto;
}

/* =================================
   5. CODES DE SECOURS
   ================================= */
.c-2fa-card__backup-codes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.c-2fa-card__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(--c-2fa-card-border);
    position: relative;
}

.c-2fa-card__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);
}

.c-2fa-card__copy-btn:hover {
    color: var(--primary);
}

/* =================================
   6. FORMULAIRES
   ================================= */
.c-2fa-card__form-group {
    margin-bottom: 1.5rem;
}

.c-2fa-card__label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text);
    font-weight: 500;
}

.c-2fa-card__input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--c-2fa-card-border);
    border-radius: var(--border-radius-sm);
    background: var(--surface-ground);
    color: var(--text);
    transition: all var(--transition-speed) var(--transition-ease);
}

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

/* =================================
   7. BOUTONS
   ================================= */
.c-2fa-card__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;
}

.c-2fa-card__btn--primary {
    background: var(--primary);
    color: var(--background-light);
}

.c-2fa-card__btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.c-2fa-card__btn--secondary {
    background: var(--surface-ground);
    border-color: var(--c-2fa-card-border);
    color: var(--text);
}

.c-2fa-card__btn--secondary:hover {
    background: var(--c-2fa-card-hover);
}

.c-2fa-card__btn--danger {
    background: var(--danger);
    color: var(--background-light);
}

.c-2fa-card__btn--danger:hover {
    background: var(--danger-dark);
}

.c-2fa-card__btn--warning {
    background: var(--warning);
    color: var(--background-light);
}

.c-2fa-card__btn--warning:hover {
    background: var(--warning-dark);
}

/* =================================
   8. ACCORDÉON
   ================================= */
.c-2fa-card__accordion {
    border: 1px solid var(--c-2fa-card-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.c-2fa-card__accordion-item {
    border-bottom: 1px solid var(--c-2fa-card-border);
}

.c-2fa-card__accordion-item:last-child {
    border-bottom: none;
}

.c-2fa-card__accordion-header {
    padding: 1rem;
    background: var(--c-2fa-card-section);
    cursor: pointer;
    transition: background var(--transition-speed) var(--transition-ease);
}

.c-2fa-card__accordion-header:hover {
    background: var(--c-2fa-card-hover);
}

.c-2fa-card__accordion-content {
    padding: 1rem;
    background: var(--c-2fa-card-bg);
}

/* =================================
   9. UTILITAIRES
   ================================= */
.c-2fa-card__text-center {
    text-align: center;
}

.c-2fa-card__mb-4 {
    margin-bottom: 1.5rem;
}

.c-2fa-card__mt-4 {
    margin-top: 1.5rem;
}

/* =================================
   10. ANIMATIONS
   ================================= */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.c-2fa-card__fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

/* =================================
   10. ÉTAPES DE CONFIGURATION
   ================================= */
.c-2fa-card__step {
    display: none;
}

.c-2fa-card__step--active {
    display: block;
}

.c-2fa-card__step h4 {
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: #333;
}

.c-2fa-card__step p {
    margin: 0 0 1rem 0;
    color: #666;
    line-height: 1.6;
}

/* =================================
   11. INFO BOX
   ================================= */
.c-2fa-card__info-box {
    background: var(--cb-bg-secondary, #f8f9fa);
    padding: 1rem;
    border-radius: var(--cb-radius-md, 8px);
    border-left: 4px solid var(--cb-primary, #667eea);
    margin-bottom: 1rem;
}

/* =================================
   12. CENTER CONTENT
   ================================= */
.c-2fa-card__center {
    text-align: center;
    margin-bottom: 1rem;
}

.c-2fa-card__center p {
    margin-bottom: 1rem;
}

/* =================================
   13. STATUS BADGE
   ================================= */
.c-2fa-card__status {
    margin-top: 1rem;
    display: inline-block;
}

/* =================================
   14. ACTIONS CONTAINER
   ================================= */
.c-2fa-card__actions {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* =================================
   15. FORM GROUP
   ================================= */
.c-2fa-card__form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
    font-size: 0.95rem;
}

.c-2fa-card__form-group small {
    color: #6c757d;
    font-size: 0.85rem;
}

/* =================================
   16. RESPONSIVE
   ================================= */
@media (max-width: 768px) {
    .c-2fa-card__backup-codes {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .c-2fa-card__header--gradient {
        padding: 1.5rem 1rem;
    }

    .c-2fa-card__header--gradient .c-2fa-card__title {
        font-size: 1.5rem;
    }

    .c-2fa-card__body--padded {
        padding: 1.5rem;
    }

    .c-2fa-card__actions {
        flex-direction: column;
    }

    .c-2fa-card__actions .c-2fa-card__btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .c-2fa-card__header--gradient {
        padding: 1rem;
    }

    .c-2fa-card__header--gradient .c-2fa-card__title {
        font-size: 1.25rem;
    }

    .c-2fa-card__header--gradient .c-2fa-card__subtitle {
        font-size: 0.85rem;
    }

    .c-2fa-card__body--padded {
        padding: 1rem;
    }

    .c-2fa-card__btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
}

/* Dark mode overrides */
[data-theme="dark"] {
    --c-2fa-card-bg: var(--surface-ground);
    --c-2fa-card-text: var(--text-color);
    --c-2fa-card-border: var(--surface-border);
}