/*
 * Tab Component
 * Tabbed navigation and content
 */

.tabs {
    width: 100%;
}

/* Tab List */
.tab-list {
    display: flex;
    align-items: center;
    gap: 0.125rem;
    border-bottom: 1px solid var(--theme-border);
    overflow-x: auto;
    scrollbar-width: thin;
}

.tab-list::-webkit-scrollbar {
    height: 4px;
}

.tab-list::-webkit-scrollbar-track {
    background: var(--theme-bg);
}

.tab-list::-webkit-scrollbar-thumb {
    background: var(--theme-border);
    border-radius: 2px;
}

/* Tab Item */
.tab-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--theme-text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition:
        transform var(--transition-speed),
        opacity var(--transition-speed),
        box-shadow var(--transition-speed);
    white-space: nowrap;
    position: relative;
    min-width: fit-content;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .tab-item {
        padding: 0.625rem 0.75rem;
        font-size: 0.8125rem;
        flex-shrink: 0;
    }
}

.tab-item:hover {
    color: var(--theme-text-primary);
    background-color: rgba(0, 0, 0, var(--alpha-hover));
}

.tab-item.is-active {
    color: var(--theme-accent);
    border-bottom-color: var(--theme-accent);
}

.tab-item.is-disabled {
    opacity: var(--alpha-disabled);
    cursor: not-allowed;
    pointer-events: none;
}

/* Tab Icon */
.tab-item-icon {
    width: 1rem;
    height: 1rem;
}

/* Tab Badge */
.tab-item-badge {
    padding: 0.125rem 0.375rem;
    font-size: 0.625rem;
    font-weight: 600;
    line-height: 1;
    color: var(--theme-accent-contrast);
    background-color: var(--theme-accent);
    border-radius: 9999px;
}

/* Tab Panel */
.tab-panel {
    padding: 1.5rem 0;
    animation: tab-fade-in 0.3s ease-out;
}

@keyframes tab-fade-in {
    from {
        opacity: 0;
        transform: translateY(-0.5rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-panel[hidden] {
    display: none;
}

/* Tab Variants */
.tab-list-pills {
    border-bottom: none;
    gap: 0.5rem;
    padding: 0.25rem;
    background-color: var(--theme-bg);
    border-radius: var(--border-radius);
}

.tab-list-pills .tab-item {
    border: none;
    border-radius: var(--border-radius);
}

.tab-list-pills .tab-item.is-active {
    background-color: var(--theme-surface);
    color: var(--theme-text-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Vertical Tabs */
.tabs-vertical {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .tabs-vertical {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .tabs-vertical .tab-list {
        border-right: none;
        border-bottom: 1px solid var(--theme-border);
        padding-right: 0;
        padding-bottom: 1rem;
    }

    .tabs-vertical .tab-item {
        border-left: none;
        border-bottom: 2px solid transparent;
        margin-left: 0;
    }

    .tabs-vertical .tab-item.is-active {
        border-left-color: transparent;
        border-bottom-color: var(--theme-accent);
    }
}

.tabs-vertical .tab-list {
    flex-direction: column;
    align-items: stretch;
    border-bottom: none;
    border-right: 1px solid var(--theme-border);
    padding-right: 1rem;
}

.tabs-vertical .tab-item {
    justify-content: flex-start;
    border-bottom: none;
    border-left: 2px solid transparent;
    margin-left: -2px;
}

.tabs-vertical .tab-item.is-active {
    border-left-color: var(--theme-accent);
    background-color: rgba(0, 0, 0, var(--alpha-hover));
}

/* Segmented Control */
.segmented-control {
    display: inline-flex;
    padding: 0.25rem;
    background-color: var(--theme-bg);
    border: 1px solid var(--theme-border);
    border-radius: var(--border-radius);
}

.segmented-control-item {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--theme-text-secondary);
    background: none;
    border: none;
    border-radius: calc(var(--border-radius) - 0.25rem);
    cursor: pointer;
    transition:
        transform var(--transition-speed),
        opacity var(--transition-speed),
        box-shadow var(--transition-speed);
}

.segmented-control-item:hover {
    color: var(--theme-text-primary);
}

.segmented-control-item.is-active {
    color: var(--theme-text-primary);
    background-color: var(--theme-surface);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}