/**
 * 3Syxty Studio — Tabs & Accordion Components
 *
 * Horizontal and vertical tab navigation with icons, badges,
 * and overflow scroll. Animated accordion expand/collapse sections.
 */

/* -----------------------------------------------------------------------
   Tabs — Horizontal
   ----------------------------------------------------------------------- */

.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-subtle);
    gap: 0;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2-5) var(--space-4);
    font: var(--type-body-sm);
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    border: none;
    background: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color var(--motion-instant), border-color var(--motion-instant);
    flex-shrink: 0;
}

.tab:hover {
    color: var(--text-secondary);
}

.tab[aria-selected="true"],
.tab.tab-active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.tab:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: -2px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.tab:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.tab svg {
    width: 14px;
    height: 14px;
}

/* Tab badge (notification count) */
.tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 var(--space-1-5);
    font: var(--type-overline);
    font-size: 10px;
    color: var(--text-on-accent);
    background-color: var(--accent-primary);
    border-radius: var(--radius-full);
    line-height: 1;
}

/* Tab panel */
.tab-panel {
    padding: var(--space-4) 0;
}

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

/* -----------------------------------------------------------------------
   Tabs — Compact (for property panels)
   ----------------------------------------------------------------------- */

.tabs-compact {
    gap: 0;
}

.tabs-compact .tab {
    padding: var(--space-2) var(--space-3);
    font-size: 12px;
    flex: 1;
    justify-content: center;
}

/* -----------------------------------------------------------------------
   Tabs — Pill Style
   ----------------------------------------------------------------------- */

.tabs-pill {
    border-bottom: none;
    background-color: var(--surface-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-1);
    gap: var(--space-1);
}

.tabs-pill .tab {
    border-bottom: none;
    margin-bottom: 0;
    border-radius: var(--radius-md);
    padding: var(--space-1-5) var(--space-3);
    font-size: 13px;
}

.tabs-pill .tab[aria-selected="true"],
.tabs-pill .tab.tab-active {
    background-color: var(--surface-elevated);
    color: var(--text-primary);
    box-shadow: var(--shadow-subtle);
}

/* -----------------------------------------------------------------------
   Tabs — Vertical
   ----------------------------------------------------------------------- */

.tabs-vertical {
    flex-direction: column;
    border-bottom: none;
    border-right: 1px solid var(--border-subtle);
    gap: var(--space-0-5);
    overflow-x: visible;
    overflow-y: auto;
}

.tabs-vertical .tab {
    border-bottom: none;
    border-right: 2px solid transparent;
    margin-bottom: 0;
    margin-right: -1px;
    text-align: left;
    justify-content: flex-start;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.tabs-vertical .tab[aria-selected="true"],
.tabs-vertical .tab.tab-active {
    border-right-color: var(--accent-primary);
    background-color: var(--accent-primary-subtle);
}

/* -----------------------------------------------------------------------
   Accordion
   ----------------------------------------------------------------------- */

.accordion {
    display: flex;
    flex-direction: column;
}

.accordion-item {
    border-bottom: 1px solid var(--border-subtle);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font: var(--type-body);
    font-weight: 500;
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background-color var(--motion-instant);
}

.accordion-trigger:hover {
    background-color: var(--accent-primary-subtle);
}

.accordion-trigger:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: -2px;
}

.accordion-trigger-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--text-muted);
}

.accordion-trigger-icon svg {
    width: 16px;
    height: 16px;
    transition: transform var(--motion-fast);
}

.accordion-trigger[aria-expanded="true"] .accordion-trigger-icon svg {
    transform: rotate(180deg);
}

.accordion-content {
    overflow: hidden;
    transition: max-height var(--motion-normal), opacity var(--motion-fast);
    max-height: 0;
    opacity: 0;
}

.accordion-content[data-open="true"],
.accordion-item[data-open="true"] .accordion-content {
    opacity: 1;
}

.accordion-content-inner {
    padding: 0 var(--space-4) var(--space-4);
}

/* -----------------------------------------------------------------------
   Accordion — Compact (for property panels)
   ----------------------------------------------------------------------- */

.accordion-compact .accordion-trigger {
    padding: var(--space-2) var(--space-3);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.accordion-compact .accordion-content-inner {
    padding: 0 var(--space-3) var(--space-3);
}

/* -----------------------------------------------------------------------
   Accordion — Bordered (card-style)
   ----------------------------------------------------------------------- */

.accordion-bordered .accordion-item {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2);
}

.accordion-bordered .accordion-item:last-child {
    margin-bottom: 0;
}

.accordion-bordered .accordion-trigger {
    border-radius: var(--radius-lg);
}

.accordion-bordered .accordion-item[data-open="true"] .accordion-trigger {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}