/**
 * Shared Tab Navigation Styles
 * Used across pages with tabbed interfaces (members, batch insurance, appointments, etc.)
 */

/* <nav-tabs> web component host — block-level so it fills its container */
nav-tabs {
    display: block;
}

.tab-header {
    display: flex;
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color, #ddd);
    gap: 0;
}

.tab-button {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: none;
    border: none;
    border-radius: 0;
    cursor: pointer;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-secondary, #666);
    border-bottom: 3px solid transparent;
    position: relative;
    bottom: -2px;
    transition:
        color 0.2s ease,
        border-bottom-color 0.2s ease;
    white-space: nowrap;
}

.tab-button:hover:not(.disabled) {
    color: var(--primary-color, #3498db);
    background-color: var(--hover-bg, rgba(0, 0, 0, 0.03));
}

.tab-button.active {
    color: var(--primary-color, #3498db);
    border-bottom-color: var(--primary-color, #3498db);
}

.tab-button.disabled {
    color: var(--text-secondary, #999);
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.tab-button .material-symbols-outlined {
    font-size: var(--text-lg);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Coming soon placeholder for disabled tabs */
.tab-coming-soon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    color: var(--text-secondary, #999);
    text-align: center;
}

.tab-coming-soon svg {
    margin-bottom: 1rem;
    opacity: 0.4;
}

.tab-coming-soon h3 {
    font-size: var(--text-md);
    font-weight: 600;
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--text-secondary, #888);
}

.tab-coming-soon p {
    font-size: var(--text-sm);
    margin: 0;
    color: var(--text-secondary, #aaa);
}