/*
  Ascentive PBX shared design system
  ==================================
  Loaded by both SPAs as /shared/design.css. No build step, no external fonts.

  Tokens (CSS custom properties on :root)
    Brand      --brand-primary, --brand-accent (set at runtime from GET /auth/me brand),
               --brand-ink (text on primary), --brand-soft (tinted background),
               --brand-text (brand colour for text and icons, lifted in dark mode for contrast), --brand-line
    Neutrals   --bg (page), --surface (cards), --surface-2 (insets, table heads), --surface-3 (hover)
               --line (borders), --line-strong, --ink (text), --ink-2 (secondary), --ink-3 (muted)
    Status     --st-idle, --st-ringing, --st-inuse, --st-unavailable, --st-dnd
    Feedback   --ok, --warn, --danger, --info and their -soft tints
    Spacing    --s1 4px, --s2 8px, --s3 12px, --s4 16px, --s5 24px, --s6 32px, --s7 48px (8 px grid)
    Radius     --r-sm 6px (inputs, chips), --r 10px (cards), --r-lg 14px (drawers, modals), --r-pill
    Shadow     --sh-1 (resting card), --sh-2 (raised), --sh-3 (overlay)
    Type       --font, --fs-xs 12, --fs-sm 13, --fs 14, --fs-md 16, --fs-lg 20, --fs-xl 24, --fs-2xl 30

  Dark mode follows prefers-color-scheme. Force a theme with <html data-theme="light|dark">.

  Layout
    .shell > .nav + .main         left nav on desktop, bottom bar under 860 px
    .page > .page-head + content  page header with .page-title and .page-actions
    .grid, .grid-2, .grid-3, .grid-4, .stack, .row, .spacer, .wrap

  Components
    .btn (.btn-primary .btn-danger .btn-ghost .btn-sm .btn-icon .btn-block)
    .field > label + .input/.select/.textarea + .help/.error   (.field.invalid shows error state)
    .toggle (checkbox wrapped in label.toggle with span.toggle-track)
    .chip (.chip.on), .seg (segmented control), .pill (.pill-ok .pill-warn .pill-danger .pill-info .pill-muted)
    .card (.card-head .card-body .card-foot), .stat
    .table-wrap > table.table, .dot (.dot-idle .dot-ringing .dot-inuse .dot-unavailable .dot-dnd)
    .tabs > .tab[aria-selected=true]
    .drawer, .modal, .backdrop (created by ui.js), .toast-stack > .toast
    .empty (empty states), .skel (skeleton loader), .banner (.banner-warn), .kbd, .code
  Utilities: .muted .small .num (tabular numbers) .nowrap .truncate .hide-sm .hide-lg .sr-only .mt-* .gap-*
*/

:root {
  --brand-primary: #0f766e;
  --brand-accent: #f59e0b;
  --brand-ink: #ffffff;
  --brand-soft: color-mix(in srgb, var(--brand-primary) 10%, var(--surface));
  --brand-line: color-mix(in srgb, var(--brand-primary) 35%, var(--line));
  --brand-text: var(--brand-primary);

  --bg: #f3f5f6;
  --surface: #ffffff;
  --surface-2: #f8f9fa;
  --surface-3: #eef1f3;
  --line: #e1e5e8;
  --line-strong: #c9d0d5;
  --ink: #172026;
  --ink-2: #4a5761;
  --ink-3: #78848d;

  --st-idle: #9aa5ad;
  --st-ringing: #f59e0b;
  --st-inuse: #16a34a;
  --st-unavailable: #dc2626;
  --st-dnd: #7c3aed;

  --ok: #15803d;      --ok-soft: #e8f5ec;
  --warn: #a16207;    --warn-soft: #fef6dc;  --warn-line: #f3d77a;
  --danger: #b91c1c;  --danger-soft: #fdecec;
  --info: #1d5fa8;    --info-soft: #e8f0fa;

  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px;
  --r-sm: 6px; --r: 10px; --r-lg: 14px; --r-pill: 999px;

  --sh-1: 0 1px 2px rgba(16, 24, 32, .05), 0 1px 1px rgba(16, 24, 32, .03);
  --sh-2: 0 4px 12px rgba(16, 24, 32, .07), 0 1px 3px rgba(16, 24, 32, .05);
  --sh-3: 0 16px 40px rgba(16, 24, 32, .16), 0 2px 8px rgba(16, 24, 32, .08);

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --fs-xs: 12px; --fs-sm: 13px; --fs: 14px; --fs-md: 16px; --fs-lg: 20px; --fs-xl: 24px; --fs-2xl: 30px;

  --nav-w: 236px;
  --bar-h: 64px;
  --focus: 0 0 0 3px color-mix(in srgb, var(--brand-primary) 35%, transparent);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1316;
    --surface: #161b1f;
    --surface-2: #1b2125;
    --surface-3: #222a2f;
    --line: #283137;
    --line-strong: #36414a;
    --ink: #e5e9ec;
    --ink-2: #a8b2b9;
    --ink-3: #75818a;
    --st-idle: #6b7780;
    --ok: #4ade80;     --ok-soft: #12291b;
    --warn: #fbbf24;   --warn-soft: #2b2310;  --warn-line: #5c4815;
    --danger: #f87171; --danger-soft: #2f1616;
    --info: #7cb4f0;   --info-soft: #13233a;
    --sh-1: 0 1px 2px rgba(0, 0, 0, .3);
    --sh-2: 0 4px 14px rgba(0, 0, 0, .35);
    --sh-3: 0 18px 44px rgba(0, 0, 0, .55);
    --brand-soft: color-mix(in srgb, var(--brand-primary) 18%, var(--surface));
    --brand-text: color-mix(in srgb, var(--brand-primary) 55%, #ffffff);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1316; --surface: #161b1f; --surface-2: #1b2125; --surface-3: #222a2f;
  --line: #283137; --line-strong: #36414a; --ink: #e5e9ec; --ink-2: #a8b2b9; --ink-3: #75818a;
  --st-idle: #6b7780;
  --ok: #4ade80; --ok-soft: #12291b; --warn: #fbbf24; --warn-soft: #2b2310; --warn-line: #5c4815;
  --danger: #f87171; --danger-soft: #2f1616; --info: #7cb4f0; --info-soft: #13233a;
  --sh-1: 0 1px 2px rgba(0, 0, 0, .3); --sh-2: 0 4px 14px rgba(0, 0, 0, .35); --sh-3: 0 18px 44px rgba(0, 0, 0, .55);
  --brand-soft: color-mix(in srgb, var(--brand-primary) 18%, var(--surface));
  --brand-text: color-mix(in srgb, var(--brand-primary) 55%, #ffffff);
  color-scheme: dark;
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 var(--fs)/1.5 var(--font);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { margin: 0; line-height: 1.25; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: var(--fs-xl); }
h2 { font-size: var(--fs-lg); }
h3 { font-size: var(--fs-md); }
h4 { font-size: var(--fs); }
p { margin: 0 0 var(--s3); }
a { color: var(--brand-text); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { display: block; }
hr { border: 0; border-top: 1px solid var(--line); margin: var(--s4) 0; }
:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--r-sm); }
::selection { background: color-mix(in srgb, var(--brand-primary) 25%, transparent); }
.icon { width: 18px; height: 18px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-sm { width: 15px; height: 15px; }
.icon-lg { width: 22px; height: 22px; }

/* Shell */
.shell { display: grid; grid-template-columns: var(--nav-w) minmax(0, 1fr); min-height: 100vh; }
.nav {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column;
  background: var(--surface); border-right: 1px solid var(--line); padding: var(--s4) var(--s3);
  overflow-y: auto;
}
.nav-brand { display: flex; align-items: center; gap: var(--s3); padding: var(--s1) var(--s2) var(--s4); min-height: 48px; }
.nav-brand img { max-height: 32px; max-width: 120px; object-fit: contain; }
.nav-brand .brand-mark {
  width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center; flex: none;
  background: var(--brand-primary); color: var(--brand-ink); font-weight: 700; font-size: 15px;
}
.nav-brand .brand-name { font-weight: 650; font-size: 15px; line-height: 1.2; }
.nav-brand .brand-sub { color: var(--ink-3); font-size: var(--fs-xs); }
.nav-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.nav-item {
  display: flex; align-items: center; gap: var(--s3); padding: 8px 10px; border-radius: 8px;
  color: var(--ink-2); font-weight: 500; text-decoration: none; position: relative;
}
.nav-item:hover { background: var(--surface-3); color: var(--ink); text-decoration: none; }
.nav-item[aria-current="page"] { background: var(--brand-soft); color: var(--brand-text); }
.nav-item[aria-current="page"]::before {
  content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px; border-radius: 0 3px 3px 0;
  background: var(--brand-primary);
}
.nav-item .badge { margin-left: auto; }
.nav-section { color: var(--ink-3); font-size: var(--fs-xs); padding: var(--s4) 10px var(--s1); }
.nav-foot { margin-top: auto; padding-top: var(--s4); border-top: 1px solid var(--line); display: grid; gap: var(--s2); }
.nav-user { display: flex; align-items: center; gap: var(--s2); padding: 6px 8px; border-radius: 8px; }
.nav-user .who { min-width: 0; flex: 1; }
.nav-user .who b { display: block; font-weight: 600; font-size: var(--fs-sm); }
.nav-user .who span { display: block; color: var(--ink-3); font-size: var(--fs-xs); }
.avatar {
  width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; flex: none;
  background: var(--surface-3); color: var(--ink-2); font-weight: 600; font-size: 13px;
}
.tenant-chip {
  display: flex; align-items: center; gap: var(--s2); width: 100%; padding: 8px 10px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--ink); font: inherit; cursor: pointer; text-align: left;
}
.tenant-chip:hover { border-color: var(--line-strong); }
.tenant-chip .t-label { color: var(--ink-3); font-size: var(--fs-xs); display: block; }
.tenant-chip .t-name { font-weight: 600; font-size: var(--fs-sm); display: block; }

.main { min-width: 0; display: flex; flex-direction: column; }
.content { padding: var(--s5) var(--s6) var(--s7); max-width: 1320px; width: 100%; }

/* Bottom bar (phones) */
.bottombar { display: none; }
@media (max-width: 860px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .nav { display: none; }
  .content { padding: var(--s4) var(--s4) calc(var(--bar-h) + var(--s5)); }
  .bottombar {
    display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; z-index: 40; left: 0; right: 0; bottom: 0;
    height: calc(var(--bar-h) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
    background: var(--surface); border-top: 1px solid var(--line); box-shadow: 0 -2px 10px rgba(0, 0, 0, .04);
  }
  .bottombar a, .bottombar button {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
    color: var(--ink-3); font: 500 11px/1.1 var(--font); text-decoration: none; background: none; border: 0; cursor: pointer;
  }
  .bottombar [aria-current="page"] { color: var(--brand-text); }
  .mobile-head {
    display: flex; align-items: center; gap: var(--s3); padding: var(--s3) var(--s4); background: var(--surface);
    border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 30;
  }
}
@media (min-width: 861px) { .mobile-head { display: none; } }

/* Page */
.page-head { display: flex; align-items: flex-end; gap: var(--s4); flex-wrap: wrap; margin-bottom: var(--s5); }
.page-title { flex: 1; min-width: 200px; }
.page-title h1 { font-size: var(--fs-xl); }
.page-title p { color: var(--ink-2); margin: var(--s1) 0 0; max-width: 72ch; }
.page-actions { display: flex; gap: var(--s2); flex-wrap: wrap; align-items: center; }
.section-head { display: flex; align-items: center; gap: var(--s3); margin: var(--s5) 0 var(--s3); }
.section-head h2, .section-head h3 { flex: 1; }

/* Grid helpers */
.grid { display: grid; gap: var(--s4); }
.grid-2 { display: grid; gap: var(--s4); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { display: grid; gap: var(--s4); grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { display: grid; gap: var(--s4); grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); } }
.stack { display: grid; gap: var(--s3); }
.row { display: flex; align-items: center; gap: var(--s2); flex-wrap: wrap; }
.row-nowrap { display: flex; align-items: center; gap: var(--s2); }
.spacer { flex: 1; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 36px; padding: 0 14px;
  border-radius: 8px; border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  font: 500 var(--fs)/1 var(--font); cursor: pointer; white-space: nowrap; text-decoration: none;
  transition: background .12s, border-color .12s, color .12s;
}
.btn:hover { background: var(--surface-3); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn[disabled], .btn.is-busy { opacity: .55; cursor: not-allowed; pointer-events: none; }
.btn-primary { background: var(--brand-primary); border-color: var(--brand-primary); color: var(--brand-ink); }
.btn-primary:hover { background: color-mix(in srgb, var(--brand-primary) 88%, #000); }
.btn-danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); }
.btn-danger:hover { background: var(--danger-soft); }
.btn-danger-solid { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger-solid:hover { background: color-mix(in srgb, var(--danger) 85%, #000); }
.btn-ghost { border-color: transparent; background: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--surface-3); color: var(--ink); }
.btn-sm { height: 30px; padding: 0 10px; font-size: var(--fs-sm); border-radius: 7px; }
.btn-icon { width: 36px; padding: 0; }
.btn-sm.btn-icon { width: 30px; }
.btn-block { width: 100%; }
.btn .spin { width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Forms */
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s4) var(--s4); }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: 6px; align-content: start; min-width: 0; }
.field > label, .field-label { font-weight: 550; font-size: var(--fs-sm); color: var(--ink); }
.field .req { color: var(--danger); margin-left: 2px; }
.help { color: var(--ink-3); font-size: var(--fs-xs); line-height: 1.45; }
.error { color: var(--danger); font-size: var(--fs-xs); display: none; }
.field.invalid .error { display: block; }
.field.invalid .input, .field.invalid .select, .field.invalid .textarea { border-color: var(--danger); }
.input, .select, .textarea {
  width: 100%; height: 38px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 8px;
  background: var(--surface); color: var(--ink); font: 400 var(--fs)/1.4 var(--font); min-width: 0;
  transition: border-color .12s, box-shadow .12s;
}
.textarea { height: auto; min-height: 84px; padding: 10px 12px; resize: vertical; }
.select {
  appearance: none; padding-right: 32px; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2378848d' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 11px center;
}
.input:hover, .select:hover, .textarea:hover { border-color: var(--ink-3); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--brand-primary); box-shadow: var(--focus); }
.input::placeholder, .textarea::placeholder { color: var(--ink-3); }
.input[readonly] { background: var(--surface-2); }
.input-group { display: flex; min-width: 0; }
.input-group .input { border-radius: 8px 0 0 8px; }
.input-group .btn { border-radius: 0; margin-left: -1px; height: 38px; }
.input-group .btn:last-child { border-radius: 0 8px 8px 0; }
.input-group .addon {
  display: grid; place-items: center; padding: 0 10px; border: 1px solid var(--line-strong); border-right: 0;
  border-radius: 8px 0 0 8px; background: var(--surface-2); color: var(--ink-3); font-size: var(--fs-sm);
}
.input-group .addon + .input { border-radius: 0 8px 8px 0; }
input[type="color"].input { padding: 3px; width: 52px; cursor: pointer; }
input[type="number"].input { font-variant-numeric: tabular-nums; }
.search { position: relative; min-width: 220px; }
.search .icon { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--ink-3); pointer-events: none; }
.search .input { padding-left: 36px; }

.toggle { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; font-weight: 500; }
.toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.toggle-track {
  width: 36px; height: 20px; border-radius: 999px; background: var(--line-strong); position: relative; flex: none;
  transition: background .15s;
}
.toggle-track::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, .25); transition: transform .15s;
}
.toggle input:checked + .toggle-track { background: var(--brand-primary); }
.toggle input:checked + .toggle-track::after { transform: translateX(16px); }
.toggle input:focus-visible + .toggle-track { box-shadow: var(--focus); }
.toggle-row { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s4); padding: var(--s3) 0; border-bottom: 1px solid var(--line); }
.toggle-row:last-child { border-bottom: 0; }
.toggle-row .t-text b { display: block; font-weight: 550; }
.toggle-row .t-text span { color: var(--ink-3); font-size: var(--fs-sm); }

/* Chips and segmented control */
.chip {
  display: inline-flex; align-items: center; gap: 6px; height: 30px; padding: 0 12px; border-radius: var(--r-pill);
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink-2); font: 500 var(--fs-sm)/1 var(--font); cursor: pointer;
}
.chip:hover { border-color: var(--ink-3); color: var(--ink); }
.chip.on, .chip[aria-pressed="true"] { background: var(--brand-primary); border-color: var(--brand-primary); color: var(--brand-ink); }
.chip-x { border: 0; background: none; color: inherit; cursor: pointer; padding: 0; display: grid; place-items: center; opacity: .7; }
.chip-x:hover { opacity: 1; }
.seg { display: inline-flex; padding: 3px; border-radius: 10px; background: var(--surface-3); gap: 2px; flex-wrap: wrap; }
.seg button {
  border: 0; background: transparent; color: var(--ink-2); font: 500 var(--fs-sm)/1 var(--font); padding: 8px 14px;
  border-radius: 7px; cursor: pointer;
}
.seg button:hover { color: var(--ink); }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--sh-1); }

/* Pills, badges, dots */
.pill {
  display: inline-flex; align-items: center; gap: 5px; height: 22px; padding: 0 9px; border-radius: var(--r-pill);
  font: 550 var(--fs-xs)/1 var(--font); background: var(--surface-3); color: var(--ink-2); white-space: nowrap;
}
.pill-ok { background: var(--ok-soft); color: var(--ok); }
.pill-warn { background: var(--warn-soft); color: var(--warn); }
.pill-danger { background: var(--danger-soft); color: var(--danger); }
.pill-info { background: var(--info-soft); color: var(--info); }
.pill-brand { background: var(--brand-soft); color: var(--brand-text); }
.pill-dnd { background: color-mix(in srgb, var(--st-dnd) 14%, var(--surface)); color: var(--st-dnd); }
.badge {
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: var(--r-pill); display: inline-grid; place-items: center;
  background: var(--brand-accent); color: #1f1300; font: 650 11px/1 var(--font); font-variant-numeric: tabular-nums;
}
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; flex: none; background: var(--st-idle); }
.dot-idle { background: var(--st-idle); }
.dot-ringing { background: var(--st-ringing); animation: blink 1s steps(2, start) infinite; }
.dot-inuse { background: var(--st-inuse); }
.dot-unavailable { background: var(--st-unavailable); }
.dot-dnd { background: var(--st-dnd); }
.dot-ok { background: var(--ok); }
@keyframes blink { to { opacity: .25; } }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--sh-1); min-width: 0; }
.card-head { display: flex; align-items: center; gap: var(--s3); padding: var(--s4) var(--s4) 0; }
.card-head h3 { flex: 1; font-size: 15px; }
.card-body { padding: var(--s4); }
.card-foot { padding: var(--s3) var(--s4); border-top: 1px solid var(--line); display: flex; gap: var(--s2); align-items: center; }
.card-pad { padding: var(--s4); }
.stat { padding: var(--s4); display: grid; gap: 4px; }
.stat .stat-label { color: var(--ink-2); font-size: var(--fs-sm); display: flex; align-items: center; gap: 6px; }
.stat .stat-value { font-size: var(--fs-2xl); font-weight: 650; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; line-height: 1.15; }
.stat .stat-value small { font-size: var(--fs-md); color: var(--ink-3); font-weight: 500; }
.stat .stat-note { color: var(--ink-3); font-size: var(--fs-xs); }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 8px var(--s4); font-size: var(--fs-sm); }
.kv dt { color: var(--ink-3); }
.kv dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.meter { height: 6px; border-radius: 6px; background: var(--surface-3); overflow: hidden; }
.meter > span { display: block; height: 100%; background: var(--brand-primary); border-radius: 6px; }
.meter.warn > span { background: var(--st-ringing); }
.meter.danger > span { background: var(--st-unavailable); }

/* Tables */
.table-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--sh-1); overflow: hidden; }
.table-scroll { overflow-x: auto; }
.table-tools { display: flex; gap: var(--s2); align-items: center; padding: var(--s3); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.table { width: 100%; border-collapse: collapse; font-size: var(--fs); }
.table th {
  text-align: left; font-weight: 550; color: var(--ink-3); font-size: var(--fs-xs); padding: 10px var(--s4);
  background: var(--surface-2); border-bottom: 1px solid var(--line); white-space: nowrap;
}
.table th[data-sort] { cursor: pointer; user-select: none; }
.table th[data-sort]:hover { color: var(--ink); }
.table td { padding: 11px var(--s4); border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr.clickable { cursor: pointer; }
.table tbody tr.clickable:hover td { background: var(--surface-2); }
.table tbody tr:focus-visible td { background: var(--brand-soft); }
.table tbody tr:focus-visible { box-shadow: none; outline: none; }
.table .cell-actions { text-align: right; white-space: nowrap; width: 1%; }
.table-foot { display: flex; align-items: center; gap: var(--s2); padding: var(--s3) var(--s4); border-top: 1px solid var(--line); color: var(--ink-3); font-size: var(--fs-sm); }
@media (max-width: 640px) {
  .table.responsive thead { display: none; }
  .table.responsive tr { display: grid; grid-template-columns: 1fr auto; gap: 2px var(--s3); padding: var(--s3) var(--s4); border-bottom: 1px solid var(--line); }
  .table.responsive tr:last-child { border-bottom: 0; }
  .table.responsive td { padding: 0; border: 0; }
  .table.responsive td.m-hide { display: none; }
  .table.responsive td.m-primary { grid-column: 1; font-weight: 550; }
  .table.responsive td.m-side { grid-column: 2; grid-row: 1 / span 2; align-self: center; text-align: right; }
  .table.responsive td.m-sub { grid-column: 1; color: var(--ink-3); font-size: var(--fs-sm); }
}

/* Tabs */
.tabs { display: flex; gap: var(--s1); border-bottom: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; margin-bottom: var(--s4); }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  border: 0; background: none; padding: 10px 12px; color: var(--ink-2); font: 500 var(--fs)/1 var(--font); cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; text-decoration: none; display: inline-flex; gap: 6px; align-items: center;
}
.tab:hover { color: var(--ink); text-decoration: none; }
.tab[aria-selected="true"] { color: var(--brand-text); border-bottom-color: var(--brand-primary); }
.tab .badge { background: var(--surface-3); color: var(--ink-2); }

/* Overlays */
.backdrop { position: fixed; inset: 0; background: rgba(12, 18, 22, .42); z-index: 80; animation: fade .15s ease-out; }
@keyframes fade { from { opacity: 0; } }
.drawer {
  position: fixed; z-index: 90; top: 0; right: 0; bottom: 0; width: min(640px, 100vw); background: var(--surface);
  box-shadow: var(--sh-3); display: flex; flex-direction: column; animation: slidein .2s cubic-bezier(.2, .7, .3, 1);
}
.drawer.wide { width: min(820px, 100vw); }
@keyframes slidein { from { transform: translateX(32px); opacity: 0; } }
.drawer-head { padding: var(--s4) var(--s5); border-bottom: 1px solid var(--line); display: flex; align-items: flex-start; gap: var(--s3); }
.drawer-head .titles { flex: 1; min-width: 0; }
.drawer-head h2 { font-size: var(--fs-lg); }
.drawer-head .sub { color: var(--ink-3); font-size: var(--fs-sm); margin-top: 2px; }
.drawer-tabs { padding: 0 var(--s5); }
.drawer-tabs .tabs { margin-bottom: 0; }
.drawer-body { flex: 1; overflow-y: auto; padding: var(--s5); }
.drawer-foot { padding: var(--s3) var(--s5); border-top: 1px solid var(--line); display: flex; gap: var(--s2); align-items: center; background: var(--surface-2); }
@media (max-width: 640px) {
  .drawer-head, .drawer-body, .drawer-foot { padding-left: var(--s4); padding-right: var(--s4); }
  .drawer-tabs { padding: 0 var(--s2); }
}
.modal-wrap { position: fixed; inset: 0; z-index: 95; display: grid; place-items: center; padding: var(--s4); }
.modal {
  background: var(--surface); border-radius: var(--r-lg); box-shadow: var(--sh-3); width: min(460px, 100%);
  max-height: calc(100vh - 32px); display: flex; flex-direction: column; animation: pop .16s ease-out;
}
.modal.lg { width: min(720px, 100%); }
@keyframes pop { from { transform: scale(.97); opacity: 0; } }
.modal-head { padding: var(--s5) var(--s5) var(--s2); display: flex; gap: var(--s3); align-items: flex-start; }
.modal-head h2 { font-size: var(--fs-md); flex: 1; }
.modal-body { padding: var(--s2) var(--s5) var(--s4); overflow-y: auto; color: var(--ink-2); }
.modal-foot { padding: var(--s3) var(--s5) var(--s5); display: flex; justify-content: flex-end; gap: var(--s2); flex-wrap: wrap; }
.toast-stack { position: fixed; z-index: 120; right: var(--s5); bottom: var(--s5); display: grid; gap: var(--s2); width: min(380px, calc(100vw - 32px)); }
@media (max-width: 860px) { .toast-stack { right: var(--s4); bottom: calc(var(--bar-h) + var(--s4)); } }
.toast {
  display: flex; gap: var(--s3); align-items: flex-start; padding: 12px 14px; border-radius: var(--r); background: var(--ink); color: var(--bg);
  box-shadow: var(--sh-3); font-size: var(--fs-sm); animation: pop .16s ease-out;
}
.toast .icon { margin-top: 1px; }
.toast-success .icon { color: #4ade80; }
.toast-error .icon { color: #f87171; }
.toast-warn .icon { color: #fbbf24; }
.toast .t-msg { flex: 1; }
.toast button { background: none; border: 0; color: inherit; opacity: .6; cursor: pointer; padding: 0; }

/* Banners */
.banner {
  display: flex; align-items: center; gap: var(--s3); padding: 10px var(--s4); border-radius: var(--r);
  background: var(--info-soft); color: var(--info); border: 1px solid color-mix(in srgb, var(--info) 25%, transparent); font-size: var(--fs-sm);
}
.banner .b-text { flex: 1; }
.banner b { font-weight: 600; }
.banner-warn { background: var(--warn-soft); color: var(--warn); border-color: var(--warn-line); }
.banner-danger { background: var(--danger-soft); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.banner-ok { background: var(--ok-soft); color: var(--ok); border-color: color-mix(in srgb, var(--ok) 25%, transparent); }

/* Empty states and loaders */
.empty { text-align: center; padding: var(--s7) var(--s5); display: grid; justify-items: center; gap: var(--s2); }
.empty .empty-icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: var(--brand-soft); color: var(--brand-text); margin-bottom: var(--s2);
}
.empty h3 { font-size: var(--fs-md); }
.empty p { color: var(--ink-2); max-width: 46ch; margin: 0 0 var(--s2); }
.skel {
  display: block; height: 14px; border-radius: 6px; background: linear-gradient(90deg, var(--surface-3) 0%, var(--surface-2) 50%, var(--surface-3) 100%);
  background-size: 200% 100%; animation: shimmer 1.2s ease-in-out infinite;
}
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.skel-row { display: flex; gap: var(--s4); padding: 14px var(--s4); border-bottom: 1px solid var(--line); }
.loading-center { display: grid; place-items: center; padding: var(--s7); color: var(--ink-3); }

/* Misc */
.kbd { display: inline-block; padding: 1px 6px; border-radius: 5px; border: 1px solid var(--line-strong); border-bottom-width: 2px; font: 500 12px/1.5 var(--font-mono); background: var(--surface-2); color: var(--ink); }
.code { font-family: var(--font-mono); font-size: 12.5px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; word-break: break-all; }
pre.code { padding: var(--s3); white-space: pre-wrap; margin: 0; }
.list-plain { list-style: none; padding: 0; margin: 0; }
.divider-list > * + * { border-top: 1px solid var(--line); }
.callout { border-left: 3px solid var(--brand-primary); background: var(--surface-2); padding: var(--s3) var(--s4); border-radius: 0 8px 8px 0; color: var(--ink-2); font-size: var(--fs-sm); }
.sortable-item { display: flex; align-items: center; gap: var(--s2); }
.sortable-item.dragging { opacity: .4; }
.sortable-item.drop-above { box-shadow: 0 -2px 0 var(--brand-primary); }
.sortable-item.drop-below { box-shadow: 0 2px 0 var(--brand-primary); }
.grip { cursor: grab; color: var(--ink-3); display: grid; place-items: center; padding: 4px; border-radius: 6px; background: none; border: 0; }
.grip:active { cursor: grabbing; }

/* Utilities */
.muted { color: var(--ink-3); }
.ink2 { color: var(--ink-2); }
.small { font-size: var(--fs-sm); }
.xsmall { font-size: var(--fs-xs); }
.num { font-variant-numeric: tabular-nums; }
.strong { font-weight: 600; }
.nowrap { white-space: nowrap; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.right { text-align: right; }
.center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-2 { margin-top: var(--s2); } .mt-3 { margin-top: var(--s3); } .mt-4 { margin-top: var(--s4); } .mt-5 { margin-top: var(--s5); }
.mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: var(--s2); } .mb-3 { margin-bottom: var(--s3); } .mb-4 { margin-bottom: var(--s4); }
.gap-1 { gap: var(--s1); } .gap-3 { gap: var(--s3); } .gap-4 { gap: var(--s4); }
.w-full { width: 100%; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@media (max-width: 860px) { .hide-sm { display: none !important; } }
@media (min-width: 861px) { .hide-lg { display: none !important; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}