/*
 * Synctab Form Card — contenedor corporativo para formularios con tabs.
 *
 * Uso mínimo (Fase C migrará vistas existentes):
 *
 *   <div class="card synctab-form-card shadow-sm border-0">
 *     <div class="synctab-form-card__header">
 *       <div class="synctab-form-card__header-content">
 *         <span class="synctab-form-card__icon" aria-hidden="true">
 *           <i class="fa-solid fa-box-open"></i>
 *         </span>
 *         <div>
 *           <h4 class="synctab-form-card__title">Título</h4>
 *           <p class="synctab-form-card__subtitle">Subtítulo opcional</p>
 *         </div>
 *       </div>
 *     </div>
 *     <div class="card-body synctab-form-card__body p-4">...</div>
 *     <div class="synctab-form-card__footer">...</div>
 *   </div>
 *
 * Tokens: theme.css (--app-*). Compatible light/dark vía html[data-theme].
 */

.synctab-form-card {
    overflow: hidden;
    border: 1px solid var(--app-border);
    border-radius: 14px;
    background: var(--app-surface);
    box-shadow: var(--app-shadow);
}

.synctab-form-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.15rem 1.5rem;
    color: #fff;
    background: linear-gradient(135deg, var(--app-primary) 0%, var(--app-primary-hover) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.synctab-form-card__header-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
    flex: 1;
}

.synctab-form-card__header-actions {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    gap: 0.5rem;
}

.synctab-form-card__icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    color: #fff;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 12px;
}

.synctab-form-card__icon i {
    font-size: 1.25rem;
    color: var(--app-warning);
}

.synctab-form-card__title {
    margin: 0;
    color: #fff;
    font-size: clamp(1.05rem, 2vw, 1.35rem);
    font-weight: 700;
    line-height: 1.25;
}

.synctab-form-card__subtitle {
    margin: 0.25rem 0 0;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.875rem;
    line-height: 1.35;
}

.synctab-form-card__body {
    background: var(--app-surface);
    color: var(--app-text);
}

.synctab-form-card__footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.65rem;
    padding: 1rem 1.5rem;
    background: var(--app-surface-alt);
    border-top: 1px solid var(--app-border);
}

.synctab-form-card__footer--split {
    justify-content: space-between;
}

/* Labels — anula site.css #007bff dentro del card */
.synctab-form-card .form-label {
    margin-bottom: 0.35rem;
    color: var(--app-text);
    font-weight: 600;
}

.synctab-form-card .form-label.text-primary,
.synctab-form-card label.text-primary {
    color: var(--app-primary) !important;
}

.synctab-form-card .form-text,
.synctab-form-card .text-muted {
    color: var(--app-text-muted) !important;
}

/* Tabs integrados al card */
.synctab-form-card .nav-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    border-bottom-color: var(--app-border);
    gap: 0.15rem;
    padding-bottom: 0;
    margin-bottom: 1.25rem !important;
}

.synctab-form-card .nav-tabs .nav-link {
    white-space: nowrap;
    color: var(--app-text-muted);
    border: 1px solid transparent;
    border-bottom: 2px solid transparent;
    border-radius: 8px 8px 0 0;
    padding: 0.55rem 0.9rem;
    font-weight: 600;
    font-size: 0.875rem;
}

.synctab-form-card .nav-tabs .nav-link:hover {
    color: var(--app-primary);
    border-color: transparent;
    background: var(--app-primary-soft);
}

.synctab-form-card .nav-tabs .nav-link.active {
    color: var(--app-primary);
    background: var(--app-surface);
    border-color: var(--app-border) var(--app-border) var(--app-surface);
    border-bottom-color: var(--app-primary);
}

.synctab-form-card .tab-content {
    background: transparent;
    padding: 0;
}

.synctab-form-card .tab-pane {
    color: var(--app-text);
}

/* Inputs dentro del card */
.synctab-form-card .form-control,
.synctab-form-card .form-select {
    border-color: var(--app-border);
    background-color: var(--app-input-bg);
    color: var(--app-text);
}

.synctab-form-card .form-control:focus,
.synctab-form-card .form-select:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 0.2rem var(--accent-weak);
}

.synctab-form-card .alert {
    border-radius: 10px;
}

.synctab-form-card .text-dark {
    color: var(--app-text) !important;
}

.synctab-form-card h5.text-primary {
    color: var(--app-primary) !important;
}

.synctab-form-card .bg-light {
    background-color: var(--app-surface-alt) !important;
}

.synctab-form-card .border-start,
.synctab-form-card .border-top,
.synctab-form-card .border-bottom {
    border-color: var(--app-border) !important;
}

@media (max-width: 768px) {
    .synctab-form-card {
        border-radius: 12px;
    }

    .synctab-form-card__header {
        padding: 1rem 1.1rem;
    }

    .synctab-form-card__icon {
        width: 40px;
        height: 40px;
    }

    .synctab-form-card__body,
    .synctab-form-card__footer {
        padding-left: 1.1rem;
        padding-right: 1.1rem;
    }

    .synctab-form-card__footer {
        justify-content: stretch;
    }

    .synctab-form-card__footer .btn {
        flex: 1 1 auto;
    }

    .synctab-form-card__footer--split {
        flex-direction: column;
        align-items: stretch;
    }

    .synctab-form-card__footer--split .d-flex {
        flex-direction: column;
    }
}

/* Dark mode */
html[data-theme="dark"] .synctab-form-card {
    background: var(--app-surface);
    border-color: var(--app-border);
    box-shadow: var(--app-shadow);
}

html[data-theme="dark"] .synctab-form-card__header {
    background: linear-gradient(135deg, var(--app-primary) 0%, #3d47d4 100%);
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

html[data-theme="dark"] .synctab-form-card__icon {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.16);
}

html[data-theme="dark"] .synctab-form-card__body {
    background: var(--app-surface);
}

html[data-theme="dark"] .synctab-form-card__footer {
    background: var(--app-surface-alt);
    border-top-color: var(--app-border);
}

html[data-theme="dark"] .synctab-form-card .nav-tabs {
    border-bottom-color: var(--app-border);
}

html[data-theme="dark"] .synctab-form-card .nav-tabs .nav-link {
    color: var(--app-text-muted);
}

html[data-theme="dark"] .synctab-form-card .nav-tabs .nav-link:hover {
    color: var(--app-primary-hover);
    background: var(--app-primary-soft);
}

html[data-theme="dark"] .synctab-form-card .nav-tabs .nav-link.active {
    color: var(--app-primary-hover);
    background: var(--app-surface);
    border-color: var(--app-border) var(--app-border) var(--app-surface);
    border-bottom-color: var(--app-primary-hover);
}

html[data-theme="dark"] .synctab-form-card .form-control,
html[data-theme="dark"] .synctab-form-card .form-select {
    background-color: var(--app-input-bg);
    border-color: var(--app-border);
    color: var(--app-text);
}

html[data-theme="dark"] .synctab-form-card .form-control[readonly],
html[data-theme="dark"] .synctab-form-card .form-control:read-only {
    background-color: var(--app-surface-alt);
    color: var(--app-text-muted);
}

/* Modal headers — reemplazo de bg-header-color en modales */
.synctab-modal-header,
.modal-header.bg-header-color {
    background: linear-gradient(135deg, var(--app-primary) 0%, var(--app-primary-hover) 100%);
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.synctab-modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

html[data-theme="dark"] .synctab-modal-header,
html[data-theme="dark"] .modal-header.bg-header-color {
    background: linear-gradient(135deg, var(--app-primary) 0%, #3d47d4 100%);
}

.synctab-table-header,
.synctab-table-header th {
    background: linear-gradient(135deg, var(--app-primary) 0%, var(--app-primary-hover) 100%);
    color: #fff;
}

html[data-theme="dark"] .synctab-table-header,
html[data-theme="dark"] .synctab-table-header th {
    background: linear-gradient(135deg, var(--app-primary) 0%, #3d47d4 100%);
}