/* Nuboc IP LLC. All rights reserved. */

/* =============================================================================
   Sidebar — left rail
   Collapsed: 56px icon rail + GitLab flyout on hover. Expanded: accordion + children.
   No hover-widen — width only changes with the footer pin toggle.
   ============================================================================= */

/* ── Shell ──────────────────────────────────────────────────────────────── */
.nax-sidebar {
    position: fixed;
    top: var(--nax-topbar-h);
    left: 0;
    bottom: 0;
    width: var(--nax-sidebar-w);
    background: var(--nax-chrome);
    border-right: none;
    display: flex;
    flex-direction: column;
    z-index: var(--nax-z-sidebar);
    overflow: hidden;
    transition: width var(--nax-t-med);
    color: var(--nax-chrome-text);
    font-family: var(--nax-font-sans);
}

.nax-sidebar.is-collapsed {
    width: var(--nax-sidebar-collapsed);
    /* Flyouts escape the rail — do not clip */
    overflow: visible;
}

.nax-sidebar-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 14px 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--nax-chrome-line-2) transparent;
}
.nax-sidebar.is-collapsed .nax-sidebar-body {
    overflow: visible;
}
.nax-sidebar-body::-webkit-scrollbar { width: 4px; }
.nax-sidebar-body::-webkit-scrollbar-thumb { background: var(--nax-chrome-line-2); }

.nax-sidebar-footer {
    padding: 8px 10px 14px;
    flex-shrink: 0;
    border-top: 1px solid var(--nax-chrome-line);
    position: relative;
}
.nax-sidebar-footer::before {
    /* tiny signal tick on the inner edge of the footer */
    content: "";
    position: absolute;
    top: -1px; left: 16px; width: 24px; height: 1px;
    background: var(--nax-signal-line);
}

/* Sidebar ↔ Main margin */
.nax-sidebar.is-collapsed~.nax-main,
.nax-main.sidebar-collapsed {
    margin-left: var(--nax-sidebar-collapsed);
}


/* =============================================================================
   Section labels — serif italic, all-caps mono micro-mark
   ============================================================================= */
.nax-nav-section {
    font-family: var(--nax-font-mono);
    font-size: 0.595rem;
    font-weight: 500;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--nax-chrome-mute);
    padding: 18px 14px 8px;
    white-space: nowrap;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 10px;
}
.nax-nav-section::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--nax-chrome-line);
}


/* =============================================================================
   Nav items — expanded state (248px)
   ============================================================================= */
.nax-nav-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 14px 0 16px;
    height: 38px;
    border-radius: var(--nax-r);
    color: var(--nax-chrome-text);
    text-decoration: none;
    font-size: 0.815rem;
    font-weight: 500;
    letter-spacing: .002em;
    white-space: nowrap;
    overflow: hidden;
    transition: color var(--nax-t), background var(--nax-t);
    cursor: pointer;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    margin-bottom: 1px;
}
.nax-nav-item::before {
    /* Active signal marker — slides in from the left edge */
    content: "";
    position: absolute;
    left: 0;
    top: 6px; bottom: 6px;
    width: 3px;
    background: var(--nax-signal);
    border-radius: 0 2px 2px 0;
    transform: scaleY(0);
    transform-origin: center;
    transition: transform var(--nax-t-med);
}
.nax-nav-item:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .025);
    text-decoration: none;
}
.nax-nav-item.is-active {
    color: var(--nax-chrome-text);
    background: rgba(138, 170, 240, .16);
    font-weight: 600;
}
.nax-nav-item.is-active::before {
    transform: scaleY(1);
}
.nax-nav-item.is-active .nax-nav-icon {
    color: var(--nax-signal);
}

/* Accordion parent row: home link + chevron toggle */
.nax-nav-app {
    position: relative;
    margin-bottom: 1px;
}

.nax-nav-app__row {
    gap: 8px;
    padding-right: 8px;
}

.nax-nav-app__home {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
    color: inherit;
    text-decoration: none;
}
.nax-nav-app__home:hover { text-decoration: none; color: inherit; }

.nax-nav-chevron-btn {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: var(--nax-r-sm, 4px);
    background: transparent;
    color: var(--nax-chrome-ghost);
    cursor: pointer;
}
.nax-nav-chevron-btn:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .04);
}

/* Nav icon */
.nax-nav-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--nax-chrome-text);
    transition: color var(--nax-t);
}
.nax-nav-item:hover .nax-nav-icon { color: var(--nax-chrome-text); }

/* Nav label */
.nax-nav-label {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--nax-t-med);
}

/* Nav badge — tabular numerals, hairline border */
.nax-nav-badge {
    flex-shrink: 0;
    font-family: var(--nax-font-mono);
    font-size: 0.595rem;
    font-weight: 500;
    letter-spacing: .04em;
    min-width: 18px;
    height: 16px;
    padding: 0 5px;
    border-radius: 8px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--nax-chrome-line-2);
    color: var(--nax-chrome-mute);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--nax-t-med);
    font-variant-numeric: tabular-nums;
}

/* Chevron */
.nax-nav-chevron {
    flex-shrink: 0;
    color: var(--nax-chrome-ghost);
    transition: transform var(--nax-t), opacity var(--nax-t-med);
}
.nax-nav-item.is-expanded .nax-nav-chevron { transform: rotate(90deg); }

/* Divider */
.nax-nav-divider {
    height: 1px;
    background: var(--nax-chrome-line);
    margin: 6px 14px;
}


/* =============================================================================
   Sub-navigation — Shopify-style stem + L into active child
   Stem under parent icon center; stops at active row (no line below).
   ============================================================================= */
.nax-nav-sub {
    position: relative;
    padding: 2px 0 4px 0;
    margin: 0 0 6px 0;
    display: none;
    border-left: none;
}
.nax-nav-sub.is-open { display: block; }

.nax-nav-sub .nax-nav-item {
    position: relative;
    font-size: 0.745rem;
    font-weight: 400;
    height: 28px;
    gap: 0;
    /* Align label under parent label (16 pad + 18 icon + 12 gap ≈ 46) */
    padding: 0 10px 0 46px;
    color: var(--nax-chrome-text);
    margin-bottom: 0;
    overflow: visible;
}

/* Kill the cobalt active-bar marker on children — tree line lives on .nax-nav-child */
.nax-nav-sub .nax-nav-item::before,
.nax-nav-sub .nax-nav-item::after {
    content: none;
    display: none;
    transform: none;
    background: transparent;
    border: 0;
    width: auto;
    height: auto;
    top: auto;
    bottom: auto;
    left: auto;
    border-radius: 0;
}

/* Tree stem/elbow on .nax-nav-child wrappers (pin button sits beside the link) */
.nax-nav-sub > .nax-nav-child {
    position: relative;
}

/* Vertical stem on siblings above the active child */
.nax-nav-sub > .nax-nav-child:has(~ .nax-nav-child > .nax-nav-item.is-active)::before {
    content: "";
    display: block;
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 0;
    border-left: var(--nax-tree-line-w) solid var(--nax-chrome-line-2);
    background: transparent;
    transform: none;
    z-index: 0;
    pointer-events: none;
}

/* L-elbow into the active child (stem stops here) */
.nax-nav-sub > .nax-nav-child:has(> .nax-nav-item.is-active)::before {
    content: "";
    display: block;
    position: absolute;
    left: 24px;
    top: 0;
    width: 14px;
    height: 50%;
    border-left: var(--nax-tree-line-w) solid var(--nax-chrome-line-2);
    border-bottom: var(--nax-tree-line-w) solid var(--nax-chrome-line-2);
    border-bottom-left-radius: var(--nax-tree-elbow-r);
    background: transparent;
    transform: none;
    box-sizing: border-box;
    z-index: 0;
    pointer-events: none;
}

/* Small arrow tip at the elbow */
.nax-nav-sub > .nax-nav-child:has(> .nax-nav-item.is-active)::after {
    content: "";
    position: absolute;
    left: 36px;
    top: calc(50% - var(--nax-tree-arrow-h));
    width: 0;
    height: 0;
    border-top: var(--nax-tree-arrow-h) solid transparent;
    border-bottom: var(--nax-tree-arrow-h) solid transparent;
    border-left: var(--nax-tree-arrow-w) solid var(--nax-chrome-line-2);
    z-index: 0;
    pointer-events: none;
}

.nax-nav-sub .nax-nav-item:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .025);
}
.nax-nav-sub .nax-nav-item.is-active {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .04);
    font-weight: 500;
}


/* =============================================================================
   Collapsed state (56px) — icon rail
   ============================================================================= */
.nax-sidebar.is-collapsed .nax-nav-section {
    opacity: 0;
    height: 0;
    padding: 0;
    pointer-events: none;
}

.nax-sidebar.is-collapsed .nax-nav-item.nax-nav-app__row {
    flex-direction: row;
    justify-content: center;
    gap: 0;
    height: 42px;
    padding: 0;
    width: 40px;
    margin: 2px auto;
    text-align: center;
    border-radius: 6px;
    background: transparent;
    overflow: visible;
}
.nax-sidebar.is-collapsed .nax-nav-app__row::before {
    left: -8px;
    border-radius: 0 2px 2px 0;
}
.nax-sidebar.is-collapsed .nax-nav-app__row.is-active {
    background: rgba(138, 170, 240, .07);
}

.nax-sidebar.is-collapsed .nax-nav-app__home {
    justify-content: center;
    gap: 0;
    flex: none;
    width: 100%;
    height: 100%;
}

/* Collapsed: hide in-rail labels — flyout header is the label (no native title either) */
.nax-sidebar.is-collapsed .nax-nav-app__home .nax-nav-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
    opacity: 0;
    pointer-events: none;
}
.nax-sidebar.is-collapsed .nax-nav-app__row.is-flyout-open {
    background: rgba(138, 170, 240, .10);
}

.nax-sidebar.is-collapsed .nax-nav-badge,
.nax-sidebar.is-collapsed .nax-nav-chevron-btn,
.nax-sidebar.is-collapsed .nax-nav-chevron,
.nax-sidebar.is-collapsed .nax-nav-divider,
.nax-sidebar.is-collapsed .nax-nav-sub { display: none !important; }





/* =============================================================================
   Pinned favorites — above app accordion; collapsed = pin icon + flyout
   ============================================================================= */
.nax-nav-pinned {
    margin-bottom: 4px;
}
/* Hairline between Pinned and app nav (expanded only — rail stays clean) */
.nax-sidebar:not(.is-collapsed) .nax-nav-pinned:not([hidden]):not(.is-empty) {
    margin-bottom: 6px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--nax-chrome-line);
}
.nax-nav-pinned[hidden],
.nax-nav-pinned.is-empty {
    display: none !important;
}

.nax-nav-pinned__heading {
    /* reuse .nax-nav-section look; tighten for pin block */
    margin-top: 0;
}

.nax-nav-pinned__list {
    display: block;
    padding: 0 0 6px;
    margin: 0;
    border-left: none;
}
.nax-nav-pinned__list .nax-nav-pinned__row {
    position: relative;
    display: flex;
    align-items: center;
    gap: 2px;
}
.nax-nav-pinned__link {
    flex: 1;
    min-width: 0;
    height: 30px;
    padding: 0 8px 0 16px !important;
    gap: 8px;
    font-size: 0.745rem;
    font-weight: 400;
    color: var(--nax-chrome-text);
}
.nax-nav-pinned__link .nax-nav-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.nax-nav-pinned__link:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .025);
}
.nax-nav-pinned__link.is-active {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .04);
    font-weight: 500;
}
.nax-nav-pinned__glyph {
    flex-shrink: 0;
    color: var(--nax-chrome-text);
}
.nax-nav-pinned__link.is-active .nax-nav-pinned__glyph {
    color: var(--nax-signal);
}

/* Shared pin control — accordion children, pinned list, flyout */
.nax-nav-child {
    position: relative;
    display: flex;
    align-items: center;
    gap: 2px;
}
.nax-nav-child .nax-nav-item {
    flex: 1;
    min-width: 0;
}
.nax-nav-pin-btn {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    margin-right: 6px;
    border: none;
    border-radius: var(--nax-r-sm);
    background: transparent;
    color: var(--nax-chrome-mute);
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--nax-t), color var(--nax-t), background var(--nax-t);
}
.nax-nav-child:hover .nax-nav-pin-btn,
.nax-nav-child:focus-within .nax-nav-pin-btn,
.nax-nav-pinned__row:hover .nax-nav-pin-btn,
.nax-nav-pinned__row:focus-within .nax-nav-pin-btn,
.nax-nav-flyout__row:hover .nax-nav-pin-btn,
.nax-nav-flyout__row:focus-within .nax-nav-pin-btn,
.nax-nav-pin-btn.is-pinned,
.nax-nav-pin-btn:focus-visible {
    opacity: 1;
}
.nax-nav-pin-btn:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .06);
}
.nax-nav-pin-btn.is-pinned {
    color: var(--nax-signal);
}
.nax-nav-pin-btn.is-pinned:hover {
    color: var(--nax-signal);
    background: rgba(138, 170, 240, .10);
}

.nax-nav-flyout__row {
    display: flex;
    align-items: center;
    gap: 2px;
}
.nax-nav-flyout__row .nax-nav-flyout__item {
    flex: 1;
    min-width: 0;
}

/* Expanded: hide rail trigger; show heading + list */
.nax-sidebar:not(.is-collapsed) .nax-nav-pinned__trigger {
    display: none !important;
}
.nax-sidebar:not(.is-collapsed) .nax-nav-pinned__list {
    display: block !important;
}

/* Collapsed: pin icon in rail; list feeds flyout only */
.nax-sidebar.is-collapsed .nax-nav-pinned__heading {
    display: none !important;
}
.nax-sidebar.is-collapsed .nax-nav-pinned__list {
    display: none !important;
}
.nax-sidebar.is-collapsed .nax-nav-pinned__trigger {
    display: flex;
}

/* =============================================================================
   Collapsed flyout — GitLab-style panel to the right of the icon rail
   ============================================================================= */
.nax-nav-flyout {
    position: fixed;
    z-index: calc(var(--nax-z-sidebar) + 10);
    min-width: 200px;
    max-width: 280px;
    padding: 6px;
    background: var(--nax-chrome);
    border: 1px solid var(--nax-chrome-line);
    border-radius: var(--nax-r);
    box-shadow: var(--nax-sh-md);
    color: var(--nax-chrome-text);
}
.nax-nav-flyout[hidden] { display: none !important; }

.nax-nav-flyout__header {
    padding: 8px 10px 6px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--nax-chrome-mute);
    border-bottom: 1px solid var(--nax-chrome-line);
    margin-bottom: 4px;
}

.nax-nav-flyout__body {
    display: flex;
    flex-direction: column;
    gap: 1px;
    padding: 2px 0;
}

.nax-nav-flyout__item {
    display: flex;
    align-items: center;
    min-height: 32px;
    padding: 0 10px;
    border-radius: var(--nax-r-sm);
    color: var(--nax-chrome-text);
    font-size: 0.8rem;
    font-weight: 450;
    text-decoration: none;
    white-space: nowrap;
}
.nax-nav-flyout__item:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .04);
    text-decoration: none;
}
.nax-nav-flyout__item.is-active {
    color: var(--nax-chrome-text);
    background: rgba(138, 170, 240, .10);
    font-weight: 500;
}

/* Expanded sidebar never shows the flyout */
.nax-sidebar:not(.is-collapsed) .nax-nav-flyout {
    display: none !important;
}

/* =============================================================================
   Sidebar toggle (footer) — GitLab-style labeled pin
   Expanded: [←] Collapse sidebar   |   Collapsed: [→] icon-only + tooltip
   ============================================================================= */
.nax-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    width: 100%;
    height: 38px;
    padding: 0 16px;
    border: none;
    background: transparent;
    color: var(--nax-chrome-mute);
    border-radius: var(--nax-r);
    cursor: pointer;
    transition: color var(--nax-t), background var(--nax-t);
    font-family: inherit;
    font-size: 0.815rem;
    font-weight: 500;
    letter-spacing: .002em;
    text-transform: none;
    text-align: left;
}
.nax-sidebar-toggle:hover {
    color: var(--nax-chrome-text);
    background: rgba(255, 255, 255, .04);
}
.nax-sidebar-toggle__icon {
    display: inline-flex;
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    align-items: center;
    justify-content: center;
}
.nax-sidebar-toggle__icon--expand { display: none; }
.nax-sidebar-toggle__label {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Collapsed rail — icon-centered expand control */
.nax-sidebar.is-collapsed .nax-sidebar-toggle {
    justify-content: center;
    gap: 0;
    width: 40px;
    height: 40px;
    padding: 0;
    margin: 0 auto;
}
.nax-sidebar.is-collapsed .nax-sidebar-toggle__icon--collapse { display: none; }
.nax-sidebar.is-collapsed .nax-sidebar-toggle__icon--expand { display: inline-flex; }
.nax-sidebar.is-collapsed .nax-sidebar-toggle__label {
    /* Visually hidden; title/aria carry the expand label */
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}