/* =============================================================================
   tree-table.css — Native table layout for TreeTable widget with clean headers,
   fixed balance column, truncated text, and responsive mobile behavior.
   ============================================================================= */

:root {
    --sn-tt-text: #364a63;
    --sn-tt-muted: #8094ae;
    --sn-tt-border: #e5e9f2;
    --sn-tt-surface: #f8f9fa;
    --sn-tt-card: #fff;
    --sn-tt-hover: #f5f6fa;
    --sn-tt-accent: #6576ff;
    --sn-tt-accent-rgb: 101, 118, 255;
    --sn-tt-folder: #f4bd0e;
    --sn-tt-success: #1ee0ac;
    --sn-tt-danger: #e85347;
    --sn-tt-danger-rgb: 232, 83, 71;
    --sn-tt-shadow: 0 3px 12px 1px rgba(44, 55, 130, .15);
}

.dark-mode {
    --sn-tt-text: #e5e9f2;
    --sn-tt-muted: #8094ae;
    --sn-tt-border: #364a63;
    --sn-tt-surface: #16233a;
    --sn-tt-card: #1c2b46;
    --sn-tt-hover: #203247;
    --sn-tt-shadow: 0 3px 12px 1px rgba(0, 0, 0, .4);
}

/* ── Native Table Structure ──────────────────────────────────────────────── */

table.sn-tt,
.sn-tt {
    --sn-tt-row-h: 42px;
    --sn-tree-step: 22px;
    --sn-tree-pad-x: 16px;
    --sn-tt-num-w: 200px;

    width: 100% !important;
    max-width: 100% !important;
    min-width: 100% !important;
    table-layout: fixed !important;
    border-collapse: separate !important;
    border-spacing: 0 !important;
    margin-bottom: 0 !important;
    color: var(--sn-tt-text);
    font-size: .9375rem;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    touch-action: manipulation;
    box-sizing: border-box;
}

/* ── Table Header (Disabled) ─────────────────────────────────────────────── */

.sn-tt thead {
    display: none !important;
}

/* ── Table Rows & Cells ──────────────────────────────────────────────────── */

.sn-tree__row {
    height: var(--sn-tt-row-h, 42px);
    cursor: pointer;
    transition: background .12s ease;
}

.sn-tree__row td {
    height: var(--sn-tt-row-h, 42px);
    padding: 0 !important;
    vertical-align: middle !important;
    border-top: none !important;
    border-bottom: 1px solid var(--sn-tt-border) !important;
    border-left: none !important;
    border-right: none !important;
    color: inherit;
    background: transparent;
    box-sizing: border-box;
}

.sn-tree__row:hover td {
    background: var(--sn-tt-hover) !important;
}

.sn-tree__row--selected td,
.sn-tree__row--selected:hover td {
    background: rgba(var(--sn-tt-accent-rgb), .12) !important;
}

.sn-tt__tree.sn-tree .sn-tree__row:first-child td {
    border-top: 1px solid var(--sn-tt-border) !important;
}

.sn-tt__tree.sn-tree .sn-tree__row:last-child td {
    border-bottom: 0 !important;
}

.sn-tree__row--dimmed {
    opacity: .35;
    transition: opacity .15s ease, background .1s;
}

.sn-tree__row--dimmed:hover {
    opacity: .6;
}

/* ── Name Cell & Tree Indentation ────────────────────────────────────────── */

.sn-tree__name-cell {
    text-align: start !important;
    width: auto !important;
    max-width: 0 !important;
    overflow: hidden !important;
}

.sn-tree__name-inner {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: var(--sn-tt-row-h, 42px);
    padding-inline-start: calc(var(--sn-tree-depth, 0) * var(--sn-tree-step, 22px) + var(--sn-tree-pad-x, 16px));
    padding-inline-end: 16px;
    width: 100%;
    min-width: 0;
    overflow: hidden;
    box-sizing: border-box;
}

.sn-tree__chevron {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    flex-grow: 0;
    color: var(--sn-tt-muted);
    background: transparent;
    border: 0;
    border-radius: 3px;
    padding: 0;
    line-height: 1;
    cursor: pointer;
    transition: background .15s ease, color .15s ease;
}

.sn-tree__chevron:hover {
    color: var(--sn-tt-text);
    background: rgba(var(--sn-tt-accent-rgb), .1);
}

.sn-tree__chevron em {
    transition: transform .18s ease;
    font-size: 1rem !important;
    line-height: 1 !important;
}

.sn-tree__row--open .sn-tree__chevron em {
    transform: rotate(90deg);
}

/* RTL: chevron starts pointing left (180deg) and opens downwards (90deg) */
[dir="rtl"] .sn-tree__chevron em {
    transform: rotate(180deg);
}

[dir="rtl"] .sn-tree__row--open .sn-tree__chevron em {
    transform: rotate(90deg);
}

.sn-tree__row--leaf .sn-tree__chevron {
    visibility: hidden;
    pointer-events: none;
}

.sn-tree__icon {
    flex-shrink: 0;
    flex-grow: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    font-size: 1.0625rem !important;
    line-height: 1 !important;
    color: var(--sn-tt-muted);
}

.sn-tree__icon.ni-folder-fill,
.sn-tree__icon.ni-folder {
    color: var(--sn-tt-folder);
}

.sn-tree__icon.ni-file,
.sn-tree__icon.ni-file-fill {
    color: var(--sn-tt-accent);
}

.sn-tree__label {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}

.sn-tt__tree.sn-tree .sn-tree__row:not(.sn-tree__row--leaf) .sn-tree__label {
    font-weight: 600;
}

/* ── Numeric / Balance Data Cells ────────────────────────────────────────── */

.sn-tree__row td.sn-tt__cell,
.sn-tt__cell {
    text-align: left !important;
    width: var(--sn-tt-num-w, 200px) !important;
    min-width: var(--sn-tt-num-w, 200px) !important;
    max-width: var(--sn-tt-num-w, 200px) !important;
    padding-left: 24px !important;
    padding-right: 16px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    white-space: nowrap;
    overflow: hidden;
    box-sizing: border-box;
}

.sn-tt__cell-inner {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    font-variant-numeric: tabular-nums;
    direction: ltr;
    font-weight: 500;
    max-width: 100%;
}

.sn-tt__amount {
    order: 1;
}

.sn-tt__currency {
    order: 2;
    margin-left: 5px;
    color: var(--sn-tt-muted);
    font-weight: 400;
    font-size: .8125rem;
}

/* RTL Currency ordering */
[dir="rtl"] .sn-tt__amount {
    order: 2;
}

[dir="rtl"] .sn-tt__currency {
    order: 1;
    margin-left: 0;
    margin-right: 5px;
}

.sn-tt__cell--strong .sn-tt__cell-inner {
    font-weight: 600;
}

.sn-tt__cell--positive { color: var(--sn-tt-success); }
.sn-tt__cell--negative { color: var(--sn-tt-danger); }
.sn-tt__cell--muted { color: var(--sn-tt-muted); }

/* ── Empty State ─────────────────────────────────────────────────────────── */

.sn-tree__empty-row td {
    padding: 24px 16px !important;
    text-align: center !important;
    border-bottom: 1px solid var(--sn-tt-border) !important;
}

.sn-tree__empty {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--sn-tt-muted);
    font-size: .875rem;
}

/* ── Skeleton Placeholder ────────────────────────────────────────────────── */

.sn-tt-skeleton {
    display: none;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.sn-tt-skeleton__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--sn-tt-row-h, 42px);
    padding-left: 24px;
    padding-right: var(--sn-tree-pad-x, 16px);
    border-bottom: 1px solid var(--sn-tt-border);
    box-sizing: border-box;
}

.sn-tt-skeleton__row:first-child {
    border-top: 1px solid var(--sn-tt-border);
}

[dir="ltr"] .sn-tt-skeleton__row {
    padding-left: var(--sn-tree-pad-x, 16px);
    padding-right: 24px;
}

.sn-tt-skeleton__row:last-child {
    border-bottom: 0;
}

.sn-tt-skeleton__row span {
    display: block;
    height: 10px;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--sn-tt-border) 25%, var(--sn-tt-surface) 37%, var(--sn-tt-border) 63%);
    background-size: 400% 100%;
    animation: sn-tree-shimmer 1.2s ease-in-out infinite;
}

.sn-tt-skeleton__row span:first-child {
    width: 45%;
}

.sn-tt-skeleton__row span:last-child {
    width: 90px;
    flex-shrink: 0;
}

.sn-tt-skeleton__row:nth-child(2) span:first-child { width: 55%; }
.sn-tt-skeleton__row:nth-child(3) span:first-child { width: 35%; }
.sn-tt-skeleton__row:nth-child(4) span:first-child { width: 50%; }
.sn-tt-skeleton__row:nth-child(5) span:first-child { width: 40%; }
.sn-tt-skeleton__row:nth-child(6) span:first-child { width: 60%; }
.sn-tt-skeleton__row:nth-child(7) span:first-child { width: 45%; }

@keyframes sn-tree-shimmer {
    0% { background-position: 100% 50%; }
    100% { background-position: 0 50%; }
}

/* ── Search Highlight ────────────────────────────────────────────────────── */

.sn-tree-search {
    background: rgba(var(--sn-tt-accent-rgb), .18);
    color: var(--sn-tt-accent);
    border-radius: 2px;
    font-weight: 600;
    padding: 0 2px;
}

/* ── Context Menu ────────────────────────────────────────────────────────── */

.sn-tree-menu {
    position: fixed;
    z-index: 10000;
    min-width: 180px;
    padding: 4px;
    background: var(--sn-tt-card);
    border: 1px solid var(--sn-tt-border);
    border-radius: 4px;
    box-shadow: var(--sn-tt-shadow);
    font-size: .875rem;
    color: var(--sn-tt-text);
}

.sn-tree-menu__item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 6px 10px;
    background: transparent;
    border: 0;
    border-radius: 3px;
    color: inherit;
    font: inherit;
    text-align: start;
    cursor: pointer;
    white-space: nowrap;
    transition: background .1s;
}

.sn-tree-menu__item:hover {
    background: var(--sn-tt-hover);
}

.sn-tree-menu__item--disabled {
    opacity: .5;
    cursor: not-allowed;
}

.sn-tree-menu__item--disabled:hover {
    background: transparent;
}

.sn-tree-menu__item--danger:hover {
    background: rgba(var(--sn-tt-danger-rgb), .12);
    color: var(--sn-tt-danger);
}

.sn-tree-menu__icon {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--sn-tt-muted);
}

.sn-tree-menu__icon em,
.sn-tree-menu__icon .icon {
    font-size: 1.125rem !important;
    line-height: 1 !important;
    width: auto;
    height: auto;
}

.sn-tree-menu__label {
    flex: 1 1 auto;
    line-height: 1.4;
}

.sn-tree-menu__sep {
    height: 1px;
    margin: 4px 8px;
    background: var(--sn-tt-border, #e5e9f2);
}

.sn-tree-menu__group {
    position: relative;
}

.sn-tree-menu__arrow {
    flex-shrink: 0;
    margin-inline-start: auto;
    padding-inline-start: 12px;
    display: inline-flex;
    align-items: center;
}

.sn-tree-menu__arrow::before {
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-left: 5px solid var(--sn-tt-muted);
    opacity: .75;
}

[dir="rtl"] .sn-tree-menu__arrow::before {
    border-left: 0;
    border-right: 5px solid var(--sn-tt-muted);
}

.sn-tree-menu__submenu {
    display: none;
    position: absolute;
    top: -4px;
    inset-inline-start: calc(100% - 4px);
    min-width: 180px;
    padding: 4px;
    background: var(--sn-tt-card);
    border: 1px solid var(--sn-tt-border);
    border-radius: 4px;
    box-shadow: var(--sn-tt-shadow);
}

.sn-tree-menu__group:hover > .sn-tree-menu__submenu {
    display: block;
}

/* ── Mobile Responsive ───────────────────────────────────────────────────── */

@media (max-width: 575.98px) {
    table.sn-tt,
    .sn-tt {
        --sn-tree-step: 14px;
        --sn-tree-pad-x: 10px;
        --sn-tt-num-w: 200px;
        table-layout: auto !important;
        width: max-content !important;
        min-width: 100% !important;
        max-width: none !important;
    }

    .sn-tree__name-cell {
        width: auto !important;
        max-width: none !important;
        overflow: visible !important;
    }

    .sn-tree__name-inner {
        width: max-content !important;
        min-width: 100% !important;
        overflow: visible !important;
    }

    .sn-tree__label {
        overflow: visible !important;
        text-overflow: clip !important;
        white-space: nowrap !important;
        flex: 0 0 auto !important;
    }

    .sn-tree__row td.sn-tt__cell,
    .sn-tt__cell {
        width: var(--sn-tt-num-w, 200px) !important;
        min-width: var(--sn-tt-num-w, 200px) !important;
        max-width: var(--sn-tt-num-w, 200px) !important;
        padding-left: 24px !important;
        padding-right: 16px !important;
        overflow: visible !important;
    }

    .sn-tree-menu {
        min-width: 160px;
    }
}