.contact-hub-page {
    display: flex;
    flex-direction: column;
    gap: var(--space-4, 16px);
    padding: var(--space-4, 16px);
    color: var(--text-primary);
}

.contact-hub-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4, 16px);
    padding: var(--space-5, 24px);
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg, 16px);
}

.contact-hub-header h1 {
    margin: 0;
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--text-primary);
}

.contact-hub-header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: var(--space-2, 8px);
}

.contact-hub-sync-badge {
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2, 8px);
    padding: 0 var(--space-3, 12px);
    border-radius: var(--radius-full, 999px);
    background: var(--background-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: .875rem;
}

.contact-hub-layout {
    display: grid;
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: var(--space-4, 16px);
    align-items: start;
}

[dir="rtl"] .contact-hub-layout {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
}

[dir="rtl"] .contact-hub-side {
    grid-column: 2;
}

[dir="rtl"] .contact-hub-main {
    grid-column: 1;
    grid-row: 1;
}

.contact-hub-side,
.contact-hub-main {
    display: flex;
    flex-direction: column;
    gap: var(--space-4, 16px);
}

.contact-hub-card {
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg, 16px);
    padding: var(--space-4, 16px);
}

.contact-hub-card h3 {
    margin: 0 0 var(--space-3, 12px);
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-primary);
}

.contact-hub-tag-chip {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    margin: 0 0 var(--space-2, 8px) var(--space-2, 8px);
    padding: 0 var(--space-3, 12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full, 999px);
    background: var(--background-secondary);
    color: var(--text-secondary);
    transition: transform .18s cubic-bezier(0.22, 0.61, 0.36, 1), border-color .18s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.contact-hub-tag-chip:hover {
    transform: translateY(-1px);
    border-color: var(--primary-light);
}

.contact-hub-tag-chip.active {
    color: var(--primary-dark);
    background: rgba(var(--primary-rgb), .08);
    border-color: var(--primary-color);
}

.contact-hub-main .form-control,
.contact-hub-main .form-select,
.contact-hub-side .form-control,
.contact-hub-side .form-select {
    min-height: 44px;
    font-size: 1rem;
}

.contact-hub-bulk-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-3, 12px);
    background: var(--background-secondary);
}

.contact-hub-card table {
    margin: 0;
}

.contact-hub-card thead th {
    color: var(--text-secondary);
    font-weight: 800;
    white-space: nowrap;
}

.contact-hub-card tbody td {
    vertical-align: middle;
}

.contact-hub-card .btn {
    min-height: 40px;
}

@media (max-width: 1023px) {
    .contact-hub-layout,
    [dir="rtl"] .contact-hub-layout {
        grid-template-columns: 1fr;
    }

    [dir="rtl"] .contact-hub-side,
    [dir="rtl"] .contact-hub-main {
        grid-column: auto;
        grid-row: auto;
    }
}

@media (max-width: 767px) {
    .contact-hub-page {
        padding: var(--space-3, 12px);
    }

    .contact-hub-header {
        flex-direction: column;
        padding: var(--space-4, 16px);
    }

    .contact-hub-header-actions {
        width: 100%;
        justify-content: stretch;
    }

    .contact-hub-header-actions .btn,
    .contact-hub-sync-badge {
        width: 100%;
        justify-content: center;
    }

    .contact-hub-card {
        border-radius: var(--radius-md, 12px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .contact-hub-tag-chip {
        transition: none;
    }

    .contact-hub-tag-chip:hover {
        transform: none;
    }
}