/*
 * Knowledge Library design system — foundations (2026-10).
 * See docs/DESIGN-SYSTEM.md.
 *
 * Everything here is new and namespaced (--ds-* tokens, .ds-* classes), so
 * loading this file changes nothing on existing pages. Pages adopt it one at
 * a time. Brand-driven tokens read the company's branding variables first
 * (set by ApplyBranding), so a company's colors always win over the defaults.
 */

:root {
    /* ── Brand-driven (company branding overrides these defaults) ── */
    --ds-accent:        var(--chrome-highlight, var(--brand-accent, #3567e8));
    --ds-accent-fg:     var(--chrome-highlight-font, #ffffff);
    --ds-accent-soft:   color-mix(in srgb, var(--ds-accent) 12%, transparent);
    --ds-sidebar:       var(--brand-sidebar, #101625);
    --ds-header:        var(--brand-header, #121a36);

    /* ── Surfaces and text (follow the existing theme variables) ── */
    --ds-bg:            var(--surface-bg, #f6f7f9);
    --ds-surface:       var(--surface-card, #ffffff);
    --ds-surface-alt:   var(--surface-panel, #f6f7f9);
    --ds-hover:         var(--surface-hover, #f1f3f6);
    --ds-text:          var(--surface-fg, #182030);
    --ds-text-muted:    var(--surface-muted, #5d6779);
    --ds-border:        var(--surface-border, #e4e7ec);
    --ds-border-strong: color-mix(in srgb, var(--ds-text) 14%, var(--ds-border)); /* button outlines */
    --ds-line:          var(--surface-line, #eef0f4);
    --ds-header-fg:     var(--brand-on-dark, #ffffff);   /* text on --ds-header */

    /* ── Semantic status colors (text on light tint; WCAG AA) ── */
    --ds-success:       #166534;  --ds-success-bg: #e3f4ea;
    --ds-warning:       #8a4b0a;  --ds-warning-bg: #fdf1e2;
    --ds-danger:        #b42318;  --ds-danger-bg:  #fdecea;
    --ds-info:          #1f45ad;  --ds-info-bg:    #eaf0fc;
    --ds-neutral:       #374151;  --ds-neutral-bg: #eef0f4;

    /* ── Chart series (categorical; distinct hues, each ≥ 4.5:1 on white).
          Use in this order. Charts only — never for status or brand. ── */
    --ds-chart-1:       #2563eb;  /* blue    5.2:1 */
    --ds-chart-2:       #0f7b55;  /* green   5.3:1 */
    --ds-chart-3:       #c2410c;  /* orange  5.2:1 */
    --ds-chart-4:       #7c3aed;  /* violet  5.7:1 */
    --ds-chart-5:       #be185d;  /* magenta 6.0:1 */
    --ds-chart-6:       #0e7490;  /* teal    5.4:1 */

    /* ── Type ── */
    --ds-font:          'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --ds-font-display:  'Space Grotesk', 'Inter', system-ui, sans-serif;
    --ds-text-xs:   12px;   /* captions, badges */
    --ds-text-sm:   13px;   /* secondary text, table cells */
    --ds-text-md:   14px;   /* body */
    --ds-text-lg:   16px;   /* section titles */
    --ds-text-xl:   20px;   /* card headlines */
    --ds-text-2xl:  26px;   /* page titles */
    --ds-text-3xl:  30px;   /* KPI numbers */
    --ds-weight-regular: 400;
    --ds-weight-medium:  500;
    --ds-weight-semi:    600;
    --ds-weight-bold:    700;

    /* ── Spacing (4px base) ── */
    --ds-space-1: 4px;   --ds-space-2: 8px;   --ds-space-3: 12px;
    --ds-space-4: 16px;  --ds-space-5: 20px;  --ds-space-6: 24px;
    --ds-space-8: 32px;  --ds-space-10: 40px;

    /* ── Shape and depth ── */
    --ds-radius-sm: 6px;    /* inputs, buttons, chips */
    --ds-radius-md: 10px;   /* cards, panels, menus */
    --ds-radius-lg: 14px;   /* dialogs, feature cards */
    --ds-radius-pill: 999px;
    --ds-shadow-sm: 0 1px 2px rgba(16, 22, 37, .06);
    --ds-shadow-md: 0 8px 24px rgba(16, 22, 37, .12);
    --ds-shadow-lg: 0 24px 60px rgba(16, 22, 37, .28);
    --ds-focus:     0 0 0 3px color-mix(in srgb, var(--ds-accent) 35%, transparent);

    /* ── Layout ── */
    --ds-content-max: 1440px;
    --ds-control-h:   38px;   /* default control height */
    --ds-control-h-lg: 44px;  /* primary actions, touch */
}

/* ── Page header: title, optional description, actions on the right ── */
.ds-page-header { display: flex; align-items: flex-end; gap: var(--ds-space-4); flex-wrap: wrap; margin-bottom: var(--ds-space-6); }
.ds-page-header__text { flex: 1 1 320px; min-width: 0; }
.ds-page-title { margin: 0; font-family: var(--ds-font-display); font-size: var(--ds-text-2xl); font-weight: var(--ds-weight-bold); letter-spacing: -.01em; color: var(--ds-text); }
.ds-page-desc { margin: var(--ds-space-1) 0 0; font-size: var(--ds-text-md); color: var(--ds-text-muted); }
/* Header actions, left to right, in MARKUP order (no CSS reordering, so tab
   order matches what is seen): More menu, up to two secondary, danger,
   primary. Forms that wrap a single button sit inline. */
.ds-page-actions { display: flex; gap: var(--ds-space-2); flex-wrap: wrap; align-items: center; }
.ds-page-actions > form { display: inline-flex; margin: 0; }

/* ── Buttons ──
   Roles (docs/DESIGN-SYSTEM.md "Buttons"):
     --primary       the one main action of an area (New, Save, Create, Import; Edit on a detail header)
     --secondary     every other action; outlined
     --danger        Remove / Delete / Retire / Terminate / Unassign on a page or row: red OUTLINE
     --danger-solid  ONLY the confirming button inside a confirmation dialog
     --quiet         small helpers: Clear filters, Select all matching, Close (soft grey)
     --ghost         legacy low-emphasis; prefer --quiet for new UI
   Sizes: default 38px, --sm 32px (rows, filter bars), --lg 44px. --icon makes it square. */
.ds-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--ds-space-2); min-height: var(--ds-control-h); padding: 0 var(--ds-space-4); border: 1px solid transparent; border-radius: var(--ds-radius-sm); font: var(--ds-weight-semi) var(--ds-text-md)/1 var(--ds-font); text-decoration: none; cursor: pointer; white-space: nowrap; transition: background-color .12s, border-color .12s, color .12s; }
.ds-btn[hidden] { display: none !important; } /* hidden must win over inline-flex */
.ds-btn:focus-visible { outline: none; box-shadow: var(--ds-focus); }
.ds-btn[disabled], .ds-btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.ds-btn--primary { background: var(--ds-accent); color: var(--ds-accent-fg); }
.ds-btn--primary:hover { background: color-mix(in srgb, var(--ds-accent) 88%, #000); color: var(--ds-accent-fg); }
.ds-btn--secondary { background: var(--ds-surface); color: var(--ds-text); border-color: var(--ds-border-strong); }
.ds-btn--secondary:hover { background: var(--ds-hover); color: var(--ds-text); }
.ds-btn--ghost { background: transparent; color: var(--ds-text); }
.ds-btn--ghost:hover { background: var(--ds-hover); }
.ds-btn--danger { background: var(--ds-surface); color: var(--ds-danger); border-color: color-mix(in srgb, var(--ds-danger) 35%, var(--ds-border)); }
.ds-btn--danger:hover { background: var(--ds-danger-bg); color: var(--ds-danger); border-color: color-mix(in srgb, var(--ds-danger) 55%, var(--ds-border)); }
.ds-btn--danger-solid { background: var(--ds-danger); color: #ffffff; border-color: var(--ds-danger); }
.ds-btn--danger-solid:hover { background: color-mix(in srgb, var(--ds-danger) 88%, #000); border-color: color-mix(in srgb, var(--ds-danger) 88%, #000); color: #ffffff; }
.ds-btn--quiet { background: var(--ds-neutral-bg); color: var(--ds-text); border-color: transparent; }
.ds-btn--quiet:hover { background: color-mix(in srgb, var(--ds-text) 10%, var(--ds-neutral-bg)); color: var(--ds-text); }
.ds-btn--lg { min-height: var(--ds-control-h-lg); padding: 0 var(--ds-space-5); }
.ds-btn--sm { min-height: 32px; padding: 0 var(--ds-space-3); gap: 6px; font-size: var(--ds-text-sm); }
.ds-btn--icon { width: var(--ds-control-h); min-width: var(--ds-control-h); padding: 0; }
.ds-btn--icon.ds-btn--sm { width: 32px; min-width: 32px; }
.ds-btn--icon.ds-btn--lg { width: var(--ds-control-h-lg); min-width: var(--ds-control-h-lg); }
.ds-btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.ds-btn--sm svg { width: 14px; height: 14px; }
.ds-btn--icon svg, .ds-btn--icon.ds-btn--sm svg { width: 16px; height: 16px; }

/* ── Row actions: View, Edit, then a "⋯" More menu (danger items last, red) ── */
.ds-row-actions { display: inline-flex; align-items: center; justify-content: flex-end; gap: var(--ds-space-2); flex-wrap: nowrap; white-space: nowrap; }
.ds-row-actions > form { display: inline-flex; margin: 0; }

/* ── More menu: <details class="kl-more ds-more"> (built on .kl-more, so the
      layout's placement / outside-click / Escape script handles it). The
      menu is .kl-more-menu; destructive items use .kl-more-danger and go
      LAST, after an <hr>. ds-more--icon is the square "⋯" trigger for rows. ── */
.kl-more.ds-more > summary { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: var(--ds-control-h); padding: 0 var(--ds-space-4); border: 1px solid var(--ds-border-strong); border-radius: var(--ds-radius-sm); background: var(--ds-surface); color: var(--ds-text); font: var(--ds-weight-semi) var(--ds-text-md)/1 var(--ds-font); white-space: nowrap; transition: background-color .12s; }
.kl-more.ds-more > summary:hover, .kl-more.ds-more[open] > summary { background: var(--ds-hover); border-color: var(--ds-border-strong); color: var(--ds-text); }
.kl-more.ds-more > summary:focus-visible { outline: none; box-shadow: var(--ds-focus); }
.kl-more.ds-more > summary::after { content: '\25BE'; font-size: 11px; }
.kl-more.ds-more--sm > summary { min-height: 32px; padding: 0 var(--ds-space-3); font-size: var(--ds-text-sm); }
.kl-more.ds-more--icon > summary { width: 32px; min-width: 32px; min-height: 32px; padding: 0; }
.kl-more.ds-more--icon > summary::after { content: none; }
.kl-more.ds-more > summary svg { width: 16px; height: 16px; flex-shrink: 0; }
.kl-more.ds-more .kl-more-menu { min-width: 200px; padding: var(--ds-space-1); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-md); background: var(--ds-surface); box-shadow: var(--ds-shadow-md); }
.kl-more.ds-more .kl-more-menu :is(button, a) { min-height: 36px; border-radius: var(--ds-radius-sm); color: var(--ds-text); font: var(--ds-text-md) var(--ds-font); }
.kl-more.ds-more .kl-more-menu :is(button, a):hover { background: var(--ds-hover); }
.kl-more.ds-more .kl-more-menu :is(button, a):focus-visible { outline: none; box-shadow: var(--ds-focus); }
.kl-more.ds-more .kl-more-menu .kl-more-danger { color: var(--ds-danger); font-weight: var(--ds-weight-semi); }
.kl-more.ds-more .kl-more-menu .kl-more-danger:hover { background: var(--ds-danger-bg); }
.kl-more.ds-more .kl-more-menu hr { border: 0; border-top: 1px solid var(--ds-line); margin: var(--ds-space-1) 0; }

/* ── Back link: "← Name of the page above", top-left above the title ── */
.ds-back { display: flex; width: max-content; align-items: center; gap: var(--ds-space-1); margin: 0 0 var(--ds-space-2); padding: 0; border-radius: var(--ds-radius-sm); color: var(--ds-text-muted); font: var(--ds-weight-medium) var(--ds-text-sm) var(--ds-font); text-decoration: none; white-space: nowrap; }
.ds-back:hover { color: var(--ds-accent); }
.ds-back:focus-visible { outline: none; box-shadow: var(--ds-focus); }

/* ── Chips (filters, quick ranges, segmented switches) ──
   Selected: aria-pressed="true" (button), aria-current="page"|"true" (link),
   a checked radio/checkbox inside, or .is-active. */
.ds-chips { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.ds-chip { position: relative; display: inline-flex; align-items: center; gap: 6px; min-height: 32px; padding: 0 var(--ds-space-3); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-pill); background: var(--ds-surface); color: var(--ds-text); font: var(--ds-weight-semi) var(--ds-text-sm)/1 var(--ds-font); text-decoration: none; white-space: nowrap; cursor: pointer; transition: background-color .12s, border-color .12s, color .12s; }
.ds-chip:hover { background: var(--ds-hover); color: var(--ds-text); }
.ds-chip:focus-visible, .ds-chip:has(> input:focus-visible) { outline: none; box-shadow: var(--ds-focus); }
.ds-chip > input[type="radio"], .ds-chip > input[type="checkbox"] { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; pointer-events: none; }
.ds-chip[aria-pressed="true"], .ds-chip[aria-current="page"], .ds-chip[aria-current="true"], .ds-chip.is-active, .ds-chip:has(> input:checked) { background: var(--ds-text); border-color: var(--ds-text); color: var(--ds-surface); }
.ds-chip[disabled], .ds-chip[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.ds-chip__count { font-weight: var(--ds-weight-regular); font-variant-numeric: tabular-nums; opacity: .85; }
.ds-chip__count::before { content: "\00B7\00A0"; content: "\00B7\00A0" / ""; }
/* Segmented: same chips, joined in one track (2 to 5 mutually exclusive options). */
.ds-chips--segmented { gap: 2px; padding: 2px; border: 1px solid var(--ds-border); border-radius: var(--ds-radius-sm); background: var(--ds-surface-alt); }
.ds-chips--segmented .ds-chip { min-height: 30px; border-color: transparent; border-radius: calc(var(--ds-radius-sm) - 2px); background: transparent; }
.ds-chips--segmented .ds-chip:hover { background: var(--ds-hover); }
.ds-chips--segmented .ds-chip:is([aria-pressed="true"], [aria-current="page"], [aria-current="true"], .is-active, :has(> input:checked)) { background: var(--ds-text); border-color: var(--ds-text); color: var(--ds-surface); }

/* ── Filter bar: <form class="ds-filterbar" data-live> (live behavior: KL.filters
      in public/js/kl-ds.js). Order: chips, company, site, other selects,
      search, Clear filters (quiet), result count. ── */
.ds-filterbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 var(--ds-space-4); padding: 14px var(--ds-space-4); background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-md); }
.ds-filterbar--flush { margin: 0; padding: 0; background: none; border: 0; border-radius: 0; }
.ds-filterbar :is(.ds-select, .ds-input) { width: auto; min-height: 36px; font-size: var(--ds-text-sm); }
.ds-filterbar .ds-select { max-width: 260px; padding-right: var(--ds-space-6); }
.ds-filterbar__search { flex: 1 1 260px; min-width: 180px; }
.ds-filterbar .ds-filterbar__search { width: auto; }
.ds-filterbar__group { display: inline-flex; align-items: center; gap: 6px; font-size: var(--ds-text-sm); color: var(--ds-text); }
.ds-filterbar__group[hidden] { display: none; }
.ds-filterbar__count { margin-left: auto; font-size: var(--ds-text-sm); color: var(--ds-text-muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.ds-filterbar[aria-busy="true"] { cursor: progress; }

/* ── Selection bar: floats at the bottom while rows are selected ──
   Count, "Select all N matching" (quiet), actions (secondary / danger), close (quiet icon). */
.ds-selbar { position: fixed; left: 50%; bottom: var(--ds-space-5); transform: translateX(-50%); z-index: 60; display: flex; flex-wrap: wrap; align-items: center; gap: var(--ds-space-2); max-width: calc(100vw - 32px); padding: var(--ds-space-2) var(--ds-space-2) var(--ds-space-2) var(--ds-space-4); border-radius: var(--ds-radius-md); background: var(--ds-header); color: var(--ds-header-fg); box-shadow: var(--ds-shadow-lg); font: var(--ds-text-sm)/1.3 var(--ds-font); }
.ds-selbar[hidden] { display: none; }
.ds-selbar__count { margin-right: var(--ds-space-2); font-weight: var(--ds-weight-semi); white-space: nowrap; }
.ds-selbar__actions { display: inline-flex; flex-wrap: wrap; align-items: center; gap: var(--ds-space-2); }
.ds-selbar .ds-btn { min-height: 32px; padding: 0 var(--ds-space-3); font-size: var(--ds-text-sm); }
.ds-selbar .ds-btn--icon { width: 32px; min-width: 32px; padding: 0; }
.ds-selbar :is(.ds-btn--secondary, .ds-btn--primary) { background: color-mix(in srgb, var(--ds-header-fg) 8%, transparent); border-color: color-mix(in srgb, var(--ds-header-fg) 28%, transparent); color: var(--ds-header-fg); }
.ds-selbar :is(.ds-btn--secondary, .ds-btn--primary):hover { background: color-mix(in srgb, var(--ds-header-fg) 16%, transparent); color: var(--ds-header-fg); }
.ds-selbar .ds-btn--quiet { background: color-mix(in srgb, var(--ds-header-fg) 12%, transparent); color: var(--ds-header-fg); }
.ds-selbar .ds-btn--quiet:hover { background: color-mix(in srgb, var(--ds-header-fg) 20%, transparent); }
.ds-selbar .ds-btn--danger { background: transparent; border-color: color-mix(in srgb, #f87171 70%, transparent); color: #fecaca; }
.ds-selbar .ds-btn--danger:hover { background: color-mix(in srgb, #f87171 18%, transparent); color: #ffffff; }
.ds-selbar .ds-btn:focus-visible { box-shadow: 0 0 0 2px var(--ds-header), 0 0 0 4px var(--ds-header-fg); }

/* ── Pager: "Showing 101–200 of 1,234 results" · Previous · Page 2 of 13 · Next ── */
.ds-pager { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--ds-space-2); padding: var(--ds-space-3) var(--ds-space-4); font-size: var(--ds-text-sm); color: var(--ds-text-muted); }
.ds-pager__count { font-variant-numeric: tabular-nums; }
.ds-pager__links { display: inline-flex; align-items: center; gap: var(--ds-space-2); }
.ds-pager__page { white-space: nowrap; font-variant-numeric: tabular-nums; }

/* ── Cards and panels ── */
.ds-card { background: var(--ds-surface); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-md); box-shadow: var(--ds-shadow-sm); }
.ds-card__header { display: flex; align-items: center; gap: var(--ds-space-3); padding: var(--ds-space-4) var(--ds-space-5); border-bottom: 1px solid var(--ds-line); }
.ds-card__title { margin: 0; font-size: var(--ds-text-lg); font-weight: var(--ds-weight-semi); color: var(--ds-text); }
.ds-card__body { padding: var(--ds-space-5); }
a.ds-card, .ds-card--link { color: inherit; text-decoration: none; transition: border-color .12s, box-shadow .12s; }
a.ds-card:hover, .ds-card--link:hover { border-color: color-mix(in srgb, var(--ds-accent) 40%, var(--ds-border)); box-shadow: var(--ds-shadow-md); }

/* ── KPI / stat tile ── */
.ds-stat { padding: var(--ds-space-4) var(--ds-space-5); }
.ds-stat__label { font-size: var(--ds-text-sm); color: var(--ds-text-muted); }
.ds-stat__value { margin-top: var(--ds-space-2); font-family: var(--ds-font-display); font-size: var(--ds-text-3xl); font-weight: var(--ds-weight-bold); color: var(--ds-text); font-variant-numeric: tabular-nums; }
.ds-stat__delta { margin-top: var(--ds-space-1); font-size: var(--ds-text-sm); font-weight: var(--ds-weight-semi); color: var(--ds-text-muted); }
.ds-stat__delta--up { color: var(--ds-success); }
.ds-stat__delta--down { color: var(--ds-danger); }

/* ── Badges (status pills) ── */
.ds-badge { display: inline-flex; align-items: center; gap: var(--ds-space-1); padding: 2px 10px; border-radius: var(--ds-radius-pill); font-size: var(--ds-text-xs); font-weight: var(--ds-weight-semi); line-height: 18px; white-space: nowrap; background: var(--ds-neutral-bg); color: var(--ds-neutral); }
.ds-badge--success { background: var(--ds-success-bg); color: var(--ds-success); }
.ds-badge--warning { background: var(--ds-warning-bg); color: var(--ds-warning); }
.ds-badge--danger  { background: var(--ds-danger-bg);  color: var(--ds-danger); }
.ds-badge--info    { background: var(--ds-info-bg);    color: var(--ds-info); }
.ds-badge--accent  { background: var(--ds-accent-soft); color: var(--ds-accent); }

/* ── Form fields ── */
.ds-field { display: flex; flex-direction: column; gap: 6px; }
.ds-label { font-size: var(--ds-text-sm); font-weight: var(--ds-weight-semi); color: var(--ds-text); }
.ds-hint { font-size: var(--ds-text-xs); color: var(--ds-text-muted); }
.ds-error-text { font-size: var(--ds-text-xs); color: var(--ds-danger); }
.ds-input, .ds-select, .ds-textarea { width: 100%; box-sizing: border-box; min-height: var(--ds-control-h); padding: 0 var(--ds-space-3); border: 1px solid var(--ds-border); border-radius: var(--ds-radius-sm); background: var(--ds-surface); color: var(--ds-text); font: var(--ds-text-md) var(--ds-font); }
.ds-textarea { padding: var(--ds-space-2) var(--ds-space-3); min-height: 96px; resize: vertical; }
.ds-input:focus, .ds-select:focus, .ds-textarea:focus { outline: none; border-color: var(--ds-accent); box-shadow: var(--ds-focus); }
.ds-input[aria-invalid="true"] { border-color: var(--ds-danger); }

/* ── Tabs ── */
.ds-tabs { display: flex; gap: var(--ds-space-1); border-bottom: 1px solid var(--ds-border); margin-bottom: var(--ds-space-5); overflow-x: auto; }
.ds-tab { display: inline-flex; align-items: center; gap: var(--ds-space-2); padding: var(--ds-space-3) var(--ds-space-4); border: 0; border-bottom: 2px solid transparent; background: none; color: var(--ds-text-muted); font: var(--ds-weight-medium) var(--ds-text-md) var(--ds-font); text-decoration: none; cursor: pointer; white-space: nowrap; }
.ds-tab:hover { color: var(--ds-text); }
.ds-tab[aria-selected="true"], .ds-tab.is-active { color: var(--ds-text); font-weight: var(--ds-weight-semi); border-bottom-color: var(--ds-accent); }
.ds-tab__count { padding: 0 8px; border-radius: var(--ds-radius-pill); background: var(--ds-neutral-bg); color: var(--ds-neutral); font-size: var(--ds-text-xs); }

/* ── Tables ── */
.ds-table-wrap { overflow-x: auto; border: 1px solid var(--ds-border); border-radius: var(--ds-radius-md); background: var(--ds-surface); }
.ds-table { width: 100%; border-collapse: collapse; font-size: var(--ds-text-sm); color: var(--ds-text); }
.ds-table th { position: sticky; top: 0; z-index: 1; padding: var(--ds-space-3) var(--ds-space-4); background: var(--ds-surface-alt); border-bottom: 1px solid var(--ds-border); text-align: left; font-size: var(--ds-text-xs); font-weight: var(--ds-weight-semi); color: var(--ds-text-muted); white-space: nowrap; }
.ds-table td { padding: var(--ds-space-3) var(--ds-space-4); border-bottom: 1px solid var(--ds-line); vertical-align: middle; }
.ds-table tr:last-child td { border-bottom: 0; }
.ds-table tbody tr:hover td { background: var(--ds-hover); }
.ds-table .ds-num { text-align: right; font-variant-numeric: tabular-nums; }

/* ── Empty state ── */
.ds-empty { display: flex; flex-direction: column; align-items: center; gap: var(--ds-space-2); padding: var(--ds-space-10) var(--ds-space-6); text-align: center; color: var(--ds-text-muted); }
.ds-empty svg { width: 32px; height: 32px; color: var(--ds-text-muted); opacity: .7; }
.ds-empty__title { margin: 0; font-size: var(--ds-text-lg); font-weight: var(--ds-weight-semi); color: var(--ds-text); }
.ds-empty__text { margin: 0; max-width: 420px; font-size: var(--ds-text-md); }

/* ── Inline notice (on-page message) ── */
.ds-notice { display: flex; gap: var(--ds-space-3); align-items: flex-start; padding: var(--ds-space-3) var(--ds-space-4); border-radius: var(--ds-radius-sm); border: 1px solid var(--ds-border); background: var(--ds-surface-alt); color: var(--ds-text); font-size: var(--ds-text-sm); line-height: 1.5; }
.ds-notice--info    { background: var(--ds-info-bg);    border-color: color-mix(in srgb, var(--ds-info) 25%, transparent); }
.ds-notice--success { background: var(--ds-success-bg); border-color: color-mix(in srgb, var(--ds-success) 25%, transparent); }
.ds-notice--warning { background: var(--ds-warning-bg); border-color: color-mix(in srgb, var(--ds-warning) 25%, transparent); }
.ds-notice--danger  { background: var(--ds-danger-bg);  border-color: color-mix(in srgb, var(--ds-danger) 25%, transparent); }

/* ── Toasts (KL.toast in public/js/kl-ds.js) ── */
.ds-toasts { position: fixed; right: var(--ds-space-6); bottom: var(--ds-space-6); z-index: 9000; display: flex; flex-direction: column; gap: var(--ds-space-2); pointer-events: none; }
.ds-toast { pointer-events: auto; display: flex; align-items: center; gap: var(--ds-space-3); min-width: 280px; max-width: 420px; padding: var(--ds-space-3) var(--ds-space-4); border-radius: var(--ds-radius-md); background: #182030; color: #ffffff; box-shadow: var(--ds-shadow-md); font: var(--ds-text-md)/1.4 var(--ds-font); animation: ds-toast-in .18s ease-out; }
.ds-toast--success::before, .ds-toast--danger::before, .ds-toast--info::before { content: ""; width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.ds-toast--success::before { background: #4ade80; }
.ds-toast--danger::before  { background: #f87171; }
.ds-toast--info::before    { background: #93b4f5; }
@keyframes ds-toast-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ── Confirm dialog (KL.confirm in public/js/kl-ds.js) ── */
.ds-dialog-backdrop { position: fixed; inset: 0; z-index: 9100; display: flex; align-items: center; justify-content: center; padding: var(--ds-space-4); background: rgba(16, 22, 37, .45); }
.ds-dialog { width: min(440px, 100%); background: var(--ds-surface); color: var(--ds-text); border-radius: var(--ds-radius-lg); box-shadow: var(--ds-shadow-lg); font-family: var(--ds-font); }
.ds-dialog__body { padding: var(--ds-space-6) var(--ds-space-6) var(--ds-space-4); }
.ds-dialog__title { margin: 0 0 var(--ds-space-2); font-size: var(--ds-text-lg); font-weight: var(--ds-weight-semi); }
.ds-dialog__text { margin: 0; font-size: var(--ds-text-md); color: var(--ds-text-muted); line-height: 1.5; }
.ds-dialog__actions { display: flex; justify-content: flex-end; gap: var(--ds-space-2); padding: var(--ds-space-4) var(--ds-space-6) var(--ds-space-5); }

/* ── Utilities ── */
.ds-visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.ds-stack { display: flex; flex-direction: column; gap: var(--ds-space-4); }
.ds-row { display: flex; align-items: center; gap: var(--ds-space-3); flex-wrap: wrap; }
.ds-grid { display: grid; gap: var(--ds-space-4); grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.ds-muted { color: var(--ds-text-muted); }

@media (prefers-reduced-motion: reduce) {
    .ds-toast { animation: none; }
    .ds-btn, a.ds-card, .ds-card--link, .ds-chip, .kl-more.ds-more > summary { transition: none; }
}