/* Log Anomaly Detector — browser demo
   Palette, type and spacing per design.md §2-§4. Every token is defined on
   bare :root; dark overrides are duplicated for prefers-color-scheme and
   [data-theme="dark"] so a light-forced page never inherits undefined values. */

:root {
  /* ---- Structural neutrals (light) ---- */
  --bg:              #ffffff;
  --bg-subtle:       #f7f8fb;
  --bg-inset:        #eef0f6;
  --border:          #dfe1e7;
  --border-strong:   #c2c6d7;
  --fg:              #0d0f15;
  --fg-muted:        #6f7179;
  --fg-subtle:       #979fb9;

  /* ---- Semantic: detector states ---- */
  --benign:          #5a7ea8;
  --benign-bg:       #eef3f8;
  --benign-border:   #b9cede;
  --benign-fg:       #2c4a68;

  --anomalous:       #b75000;
  --anomalous-bg:    #fffbeb;
  --anomalous-border:#fcbb00;
  --anomalous-fg:    #7b3306;

  --unknown:         #a21b7a;
  --unknown-bg:      #fdf2f9;
  --unknown-border:  #e59ccb;
  --unknown-fg:      #6d0f51;

  --missed:          #8a8f9c;
  --missed-bg:       #f4f4f6;
  --missed-border:   #b9bcc6;
  --missed-fg:       #4b4f5a;

  --misclass:        #7a5cc4;
  --misclass-bg:     #f4f1fd;
  --misclass-border: #c3b3ea;
  --misclass-fg:     #4a3487;

  --threshold:       #0d0f15;
  --threshold-grab:  #155dfc;
  --threshold-track: #dfe1e7;

  --chart-line:      #6f7179;
  --chart-grid:      #eef0f6;
  --chart-axis:      #c2c6d7;
  --chart-fill-below:rgba(90,126,168,0.10);
  --chart-fill-above:rgba(183,80,0,0.10);

  --shadow-xs: 0 1px 3px #0c297e14, 0 0 0 .5px #0c297e08;
  --shadow-sm: 0 3px 8px #0c297e14, 0 0 0 .5px #0c297e08;
  --shadow-md: 0 6px 12px #0c297e17, 0 0 0 .5px #0c297e08;
  --shadow-lg: 0 8px 20px #0c297e17, 0 0 0 .5px #0c297e08;

  /* ---- Type ---- */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
               system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", SFMono-Regular,
               Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --text-xs:   12px;
  --text-sm:   14px;
  --text-base: 16px;
  --text-lg:   18px;
  --text-xl:   20px;
  --text-2xl:  24px;
  --text-3xl:  30px;
  --text-4xl:  40px;   /* Tailwind text-4xl; §3.2 lists the ramp without it */
  --text-5xl:  48px;

  /* ---- Spacing (4px base) ---- */
  --sp-1: 4px;   --sp-2: 8px;   --sp-3: 12px;  --sp-4: 16px;
  --sp-5: 20px;  --sp-6: 24px;  --sp-8: 32px;  --sp-10: 40px;
  --sp-12: 48px; --sp-16: 64px; --sp-20: 80px; --sp-24: 96px;

  /* ---- Widths ---- */
  --w-prose: 760px;
  --w-demo:  1120px;
  --w-page:  1280px;
  --gutter:  16px;

  /* ---- Motion ---- */
  --ease-out:   cubic-bezier(.22, 1, .36, 1);
  --ease-out-s: cubic-bezier(.16, 1, .3, 1);
  --ease-std:   cubic-bezier(.4, 0, .2, 1);
  --ease-drop:  cubic-bezier(.34, 1.56, .64, 1);

  --row-h: 16px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:              #101216;
    --bg-subtle:       #181a20;
    --bg-inset:        #1f2026;
    --border:          #282c36;
    --border-strong:   #353c4d;
    --fg:              #ffffff;
    --fg-muted:        #979fb9;
    --fg-subtle:       #6d768e;

    --benign:          #7ea8d4;
    --benign-bg:       #14202e;
    --benign-border:   #2c4a68;
    --benign-fg:       #a8c8e4;

    --anomalous:       #fcbb00;
    --anomalous-bg:    #2a1c02;
    --anomalous-border:#7b3306;
    --anomalous-fg:    #fee685;

    --unknown:         #f08fd0;
    --unknown-bg:      #2a1023;
    --unknown-border:  #6d0f51;
    --unknown-fg:      #f8c4e5;

    --missed:          #6d768e;
    --missed-bg:       #1a1c22;
    --missed-border:   #353c4d;
    --missed-fg:       #9fa5ba;

    --misclass:        #b49ef0;
    --misclass-bg:     #1e1830;
    --misclass-border: #4a3487;
    --misclass-fg:     #d6c9f8;

    --threshold:       #ffffff;
    --threshold-grab:  #3080ff;
    --threshold-track: #282c36;

    --chart-line:      #979fb9;
    --chart-grid:      #1f2026;
    --chart-axis:      #353c4d;
    --chart-fill-below:rgba(126,168,212,0.12);
    --chart-fill-above:rgba(252,187,0,0.12);

    --shadow-xs: 0 0 0 1px #ffffff0a;
    --shadow-sm: 0 1px 2px #00000066, 0 0 0 1px #ffffff0a;
    --shadow-md: 0 4px 12px #00000080, 0 0 0 1px #ffffff0f;
    --shadow-lg: 0 8px 24px #00000099, 0 0 0 1px #ffffff0f;
  }
}

:root[data-theme="dark"] {
  --bg:              #101216;
  --bg-subtle:       #181a20;
  --bg-inset:        #1f2026;
  --border:          #282c36;
  --border-strong:   #353c4d;
  --fg:              #ffffff;
  --fg-muted:        #979fb9;
  --fg-subtle:       #6d768e;

  --benign:          #7ea8d4;
  --benign-bg:       #14202e;
  --benign-border:   #2c4a68;
  --benign-fg:       #a8c8e4;

  --anomalous:       #fcbb00;
  --anomalous-bg:    #2a1c02;
  --anomalous-border:#7b3306;
  --anomalous-fg:    #fee685;

  --unknown:         #f08fd0;
  --unknown-bg:      #2a1023;
  --unknown-border:  #6d0f51;
  --unknown-fg:      #f8c4e5;

  --missed:          #6d768e;
  --missed-bg:       #1a1c22;
  --missed-border:   #353c4d;
  --missed-fg:       #9fa5ba;

  --misclass:        #b49ef0;
  --misclass-bg:     #1e1830;
  --misclass-border: #4a3487;
  --misclass-fg:     #d6c9f8;

  --threshold:       #ffffff;
  --threshold-grab:  #3080ff;
  --threshold-track: #282c36;

  --chart-line:      #979fb9;
  --chart-grid:      #1f2026;
  --chart-axis:      #353c4d;
  --chart-fill-below:rgba(126,168,212,0.12);
  --chart-fill-above:rgba(252,187,0,0.12);

  --shadow-xs: 0 0 0 1px #ffffff0a;
  --shadow-sm: 0 1px 2px #00000066, 0 0 0 1px #ffffff0a;
  --shadow-md: 0 4px 12px #00000080, 0 0 0 1px #ffffff0f;
  --shadow-lg: 0 8px 24px #00000099, 0 0 0 1px #ffffff0f;
}

/* ---------- Base ---------- */

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 var(--text-base)/1.5 var(--font-sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; }

p { margin: 0; }

a { color: inherit; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}

:focus-visible {
  outline: 2px solid var(--threshold-grab);
  outline-offset: 2px;
  border-radius: 4px;
}

.eyebrow {
  font: 500 11px var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin: 0;
}

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

.num { font-variant-numeric: tabular-nums; }

/* ---------- Layout ---------- */

.wrap {
  max-width: var(--w-page);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

/* Prose keeps the 760px reading measure (§4.2) but is left-aligned to the
   demo column rather than centred in the page, so the intro, the demo panels
   and the footer all share one left edge. */
.prose {
  max-width: var(--w-prose);
  margin-inline: 0;
}

.demo { max-width: var(--w-demo); margin-inline: auto; }

/* The demo column is the alignment reference: centre the shared 1120px block
   and hang the prose off its left edge. */
.wrap > .page-header,
.wrap > .demo-intro,
.wrap > .page-footer {
  max-width: var(--w-demo);
  margin-inline: auto;
}

.stack > * + * { margin-top: var(--sp-10); }

@media (min-width: 768px) {
  :root { --gutter: 32px; }
  .stack > * + * { margin-top: var(--sp-16); }
}

/* Connector between pipeline stages — §4.3 */
.connector {
  display: flex; flex-direction: column; align-items: center;
  margin-block: var(--sp-4) !important;
  color: var(--border-strong);
}
.connector svg { display: block; }

/* ---------- Header ---------- */

.page-header {
  padding-block: var(--sp-16) var(--sp-12);
  /* No border-bottom: .demo-intro's border-top already draws the divider
     between the project intro and the demo. Both would stack as two rules. */
  margin-bottom: 0;
}
.page-title {
  font-size: var(--text-3xl);
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-4);
}
@media (min-width: 768px) {
  /* 40px, not 48px: at 48 the Spanish title wraps to two lines in the 760px
     prose column. Tracking eases to -0.03em to suit the smaller size. */
  .page-title { font-size: var(--text-4xl); letter-spacing: -0.03em; }
}
.page-lede {
  font-size: var(--text-lg);
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--fg-muted);
  margin-bottom: var(--sp-6);
}
.page-lede strong { color: var(--fg); font-weight: 600; }

.provenance {
  font: 400 var(--text-xs)/1.6 var(--font-mono);
  color: var(--fg-muted);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--sp-3) var(--sp-4);
}
.provenance b { color: var(--fg); font-weight: 500; }

.header-bar {
  display: flex; flex-wrap: wrap; gap: var(--sp-3);
  align-items: center; justify-content: space-between;
  margin-bottom: var(--sp-6);
}

/* ---------- Language switcher + intro ---------- */

.lang-bar {
  display: flex; align-items: center; gap: var(--sp-3);
  justify-content: flex-end;
  /* Spans the demo column, not the narrower prose measure, so the switcher
     lands on the same right edge as the panels below. */
  max-width: var(--w-demo);
  margin-bottom: var(--sp-6);
}

/* Smaller variant of the existing .btn — same border, radius, type and
   transition, only the padding differs. No new button language (§8). */
.btn--sm {
  min-height: 36px;
  padding: var(--sp-1) var(--sp-3);
  font-size: var(--text-xs);
}
@media (max-width: 479px) {
  .btn--sm { min-height: 44px; }   /* touch target on small screens */
}

.intro-p {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--fg-muted);
  margin-top: var(--sp-4);
}
.intro-p b { color: var(--fg); font-weight: 600; }

.repo-link-wrap { margin-top: var(--sp-6); }

.repo-link {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  flex-wrap: wrap;
  max-width: 100%;
  min-height: 44px;
  padding: var(--sp-2) var(--sp-4);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--bg);
  color: var(--fg);
  font: 500 var(--text-sm) var(--font-sans);
  text-decoration: none;
  transition: background 150ms var(--ease-std), box-shadow 150ms var(--ease-std);
}
.repo-link:hover { background: var(--bg-subtle); box-shadow: var(--shadow-xs); }
.repo-link__glyph { font-family: var(--font-mono); color: var(--fg-muted); }
.repo-link__url {
  font-size: var(--text-xs);
  color: var(--fg-muted);
  overflow-wrap: anywhere;   /* the URL is one long unbreakable token */
  min-width: 0;
}

/* Below 420px the URL alone is wider than the viewport; the link text and the
   accessible label both still name the destination. */
@media (max-width: 419px) {
  .repo-link__url { display: none; }
}

/* Demo header: deliberately secondary to the project intro above it. */
.demo-intro {
  margin-bottom: var(--sp-12);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border);
}
.demo-intro__title {
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
  margin-top: var(--sp-1);
}
.demo-intro__lede {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--fg-muted);
  margin-top: var(--sp-3);
  margin-bottom: var(--sp-6);
  max-width: var(--w-prose);   /* keep the reading measure (§4.2) */
}
.demo-intro__lede strong { color: var(--fg); font-weight: 600; }

/* ---------- Controls ---------- */

.controls {
  display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--sp-2);
  min-height: 44px;
  padding: var(--sp-2) var(--sp-4);
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  font: 500 var(--text-sm) var(--font-sans);
  cursor: pointer;
  transition: background 150ms var(--ease-std), border-color 150ms var(--ease-std),
              box-shadow 150ms var(--ease-std);
}
.btn:hover { background: var(--bg-subtle); box-shadow: var(--shadow-xs); }
.btn[aria-pressed="true"] { border-color: var(--fg); }
.btn--primary { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.btn--primary:hover { background: var(--fg); opacity: .88; }
.btn__glyph { font-family: var(--font-mono); font-size: var(--text-xs); }

.section-head { margin-bottom: var(--sp-4); }
.section-title {
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
  margin-top: var(--sp-1);
}
.section-note {
  font-size: var(--text-sm);
  color: var(--fg-muted);
  margin-top: var(--sp-2);
  max-width: var(--w-prose);
}

/* ---------- 1+2. Stream panel + window bracket ---------- */

.stream-panel {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--sp-4);
}

.stream-cols {
  display: flex;
  gap: var(--sp-3);
  padding: 0 var(--sp-3) var(--sp-2);
  font: 500 10px var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  white-space: pre;
  overflow: hidden;
}

.stream-scroll { overflow-x: auto; overflow-y: hidden; }

.stream-viewport {
  position: relative;
  height: 384px;
  overflow: hidden;
  background: var(--bg);
  border-radius: 8px;
  min-width: 620px;
  -webkit-mask-image: linear-gradient(to bottom,
    transparent 0, #000 48px, #000 calc(100% - 48px), transparent 100%);
          mask-image: linear-gradient(to bottom,
    transparent 0, #000 48px, #000 calc(100% - 48px), transparent 100%);
}

.stream-rail {
  position: absolute; left: 0; right: 0; top: 0;
  will-change: transform;
}

.log-row {
  height: var(--row-h);
  line-height: var(--row-h);
  font: 400 var(--text-xs)/16px var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg-subtle);
  padding-inline: var(--sp-3);
  white-space: pre;
}
.log-row--in-window { color: var(--fg); }

/* §5.2 — bracket is an overlay on the viewport, 20 rows tall */
.window-bracket {
  position: absolute; left: 0; right: 0;
  height: 320px;
  border: 1.5px solid var(--border-strong);
  border-radius: 6px;
  /* No mix-blend-mode: multiplying --bg-inset over --bg is a ~2% shift and the
     bracket vanishes. §5.2 requires it to read as a distinct object. */
  background: color-mix(in srgb, var(--benign) 7%, transparent);
  box-shadow: inset 0 0 0 1px var(--bg);
  pointer-events: none;
}
.window-bracket__label {
  position: absolute; top: -9px; left: var(--sp-3);
  padding: 0 var(--sp-2);
  background: var(--bg);
  font: 500 10px var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  white-space: nowrap;
}

/* Four corner ticks — viewfinder, not selection rectangle */
.window-bracket__tick {
  position: absolute;
  width: 8px; height: 8px;
  border: 0 solid var(--fg-muted);
  pointer-events: none;
}
.tick-tl { top: -1px; left: -1px;    border-top-width: 2px; border-left-width: 2px;  border-top-left-radius: 6px; }
.tick-tr { top: -1px; right: -1px;   border-top-width: 2px; border-right-width: 2px; border-top-right-radius: 6px; }
.tick-bl { bottom: -1px; left: -1px; border-bottom-width: 2px; border-left-width: 2px;  border-bottom-left-radius: 6px; }
.tick-br { bottom: -1px; right: -1px;border-bottom-width: 2px; border-right-width: 2px; border-bottom-right-radius: 6px; }

.stream-foot {
  display: flex; flex-wrap: wrap; gap: var(--sp-4);
  justify-content: space-between;
  margin-top: var(--sp-3);
  font: 400 var(--text-xs) var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg-muted);
}

/* ---------- 3. Chart ---------- */

.chart-panel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--sp-6) var(--sp-6) var(--sp-4);
  box-shadow: var(--shadow-sm);
}
@media (max-width: 479px) { .chart-panel { padding: var(--sp-4) var(--sp-3); } }

.chart-plot {
  position: relative;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}
.chart-plot svg { display: block; width: 100%; height: auto; overflow: visible; }

.grid-line { stroke: var(--chart-grid); stroke-width: 1; }
.axis-line { stroke: var(--chart-axis); stroke-width: 1; }
.axis-label {
  font: 400 10px var(--font-mono);
  fill: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}
.axis-title { font: 500 11px var(--font-mono); fill: var(--fg-muted); letter-spacing: 0.06em; }

.err-line { fill: none; stroke: var(--chart-line); stroke-width: 1.5;
            stroke-linejoin: round; stroke-linecap: round; }
.fill-below { fill: var(--chart-fill-below); }
.fill-above { fill: var(--chart-fill-above); }

.pt-benign    { fill: var(--benign); }
.pt-anomalous { fill: var(--anomalous); }
.pt-unknown   { fill: none; stroke: var(--unknown); stroke-width: 1.5; }
.pt-missed    { fill: none; stroke: var(--missed); stroke-width: 1;
                stroke-dasharray: 2 2; }
.pt-cross     { animation: ptCross 160ms var(--ease-out); }
@keyframes ptCross {
  from { transform: scale(1.9); }
  60%  { transform: scale(1.25); }
  to   { transform: scale(1); }
}

.threshold-line {
  stroke: var(--threshold);
  stroke-width: 2;
  stroke-dasharray: 6 3;
  cursor: ns-resize;
}
.threshold-hit { stroke-width: 24; stroke: transparent; cursor: ns-resize; fill: none; }
.threshold-band { fill: var(--threshold-track); opacity: 0; transition: opacity 150ms var(--ease-std); }
.chart-plot:not(.is-dragging) .threshold-grp:hover .threshold-band { opacity: .08; }
.threshold-handle {
  fill: var(--bg);
  stroke: var(--threshold);
  stroke-width: 1.5;
  cursor: ns-resize;
}
.threshold-handle__text {
  font: 600 12px var(--font-mono);
  font-variant-numeric: tabular-nums;
  fill: var(--fg);
  pointer-events: none;
}
.threshold-grp { cursor: ns-resize; }
.threshold-grp:focus { outline: none; }
.threshold-grp:focus-visible { outline: none; }
.threshold-grp:focus-visible .threshold-handle {
  stroke: var(--threshold-grab);
  stroke-width: 2;
  filter: drop-shadow(0 0 0 2px var(--bg));
}
.threshold-grp:focus-visible .focus-ring { opacity: 1; }
.focus-ring {
  fill: none; stroke: var(--threshold-grab); stroke-width: 2;
  opacity: 0; rx: 999px;
}
.is-dragging .threshold-line { stroke: var(--threshold-grab); stroke-dasharray: none; }
.is-dragging .threshold-handle { stroke: var(--threshold-grab); }

.calib-line { stroke: var(--fg-muted); stroke-width: 1; stroke-dasharray: 2 3; }
.calib-label { font: 400 10px var(--font-mono); fill: var(--fg-muted); }

.counterfactual-band { fill: var(--missed); opacity: .10; }
.counterfactual-label { font: 400 10px var(--font-mono); fill: var(--missed-fg); }

/* Live metrics strip */
.metrics-strip {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5);
  align-items: baseline;
  margin-top: var(--sp-4);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border);
  font: 400 var(--text-sm) var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.metric { display: flex; align-items: baseline; gap: var(--sp-2); }
.metric__k { font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--fg-muted); }
.metric__v { font-weight: 600; color: var(--fg); font-variant-numeric: tabular-nums; }
.metric__d { font-size: var(--text-xs); color: var(--fg-muted); font-variant-numeric: tabular-nums; }

.threshold-row {
  display: flex; flex-wrap: wrap; gap: var(--sp-3);
  align-items: center;
  margin-top: var(--sp-4);
}
.threshold-num {
  min-height: 44px;
  width: 108px;
  padding: var(--sp-2);
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  font: 600 14px var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.threshold-hint { font-size: var(--text-xs); color: var(--fg-muted); }

.chart-legend {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-4);
  margin-top: var(--sp-3);
  font: 400 var(--text-xs) var(--font-mono);
  color: var(--fg-muted);
}
.chart-legend span { display: inline-flex; align-items: center; gap: var(--sp-1); }
.lg-glyph { font-size: 11px; }

/* ---------- 4. Verdict ---------- */

.verdict-wrap { text-align: center; }

.verdict {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  border-radius: 999px;
  border: 1px solid;
  font: 600 var(--text-xl) var(--font-mono);
  letter-spacing: 0.02em;
  transition: background 180ms var(--ease-std),
              color 180ms var(--ease-std),
              border-color 180ms var(--ease-std);
}
.verdict--benign {
  background: var(--benign-bg); color: var(--benign-fg);
  border-color: var(--benign-border);
}
.verdict--anomalous {
  background: var(--anomalous-bg); color: var(--anomalous-fg);
  border-color: var(--anomalous-border);
}
.verdict__glyph { font-size: var(--text-lg); }

.verdict-sub {
  margin-top: var(--sp-3);
  font: 400 var(--text-sm) var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg-muted);
}
.verdict-sub b { color: var(--fg); font-weight: 500; }

/* ---------- 5. Queue ---------- */

.queue { display: flex; flex-direction: column; gap: var(--sp-3); list-style: none; margin: 0; padding: 0; }

.incident-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--anomalous);
  border-radius: 10px;
  padding: var(--sp-4);
  box-shadow: var(--shadow-xs);
  transition: box-shadow 150ms var(--ease-std);
}
.incident-card:hover { box-shadow: var(--shadow-sm); }
.incident-card--drop { animation: cardDrop 340ms var(--ease-drop); }
@keyframes cardDrop {
  from { transform: translateY(-24px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.incident-card--unknown {
  border: 1px dashed var(--unknown-border);
  border-left: 3px solid var(--unknown);
  background: var(--unknown-bg);
}
.incident-card--misclass {
  border: 1px solid var(--misclass-border);
  border-left: 3px solid var(--misclass);
  background: var(--misclass-bg);
}
.incident-card--fp {
  border: 1px solid var(--border);
  border-left: 3px solid var(--missed);
  background: var(--missed-bg);
}

.card-top {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--sp-3);
  align-items: center;
}
.card-glyph { font: 600 var(--text-sm) var(--font-mono); color: var(--anomalous-fg); }
.incident-card--unknown  .card-glyph { color: var(--unknown-fg); }
.incident-card--misclass .card-glyph { color: var(--misclass-fg); }
.incident-card--fp       .card-glyph { color: var(--missed-fg); }
.card-class {
  font: 600 var(--text-sm) var(--font-mono);
  color: var(--fg);
  overflow-wrap: anywhere;
}
.card-class s { color: var(--fg-muted); text-decoration-thickness: 1px; }
.card-err {
  font: 500 var(--text-sm) var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg-muted);
  white-space: nowrap;
}
.card-meta {
  margin-top: var(--sp-1);
  padding-left: 28px;
  font: 400 var(--text-xs) var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg-muted);
}
.card-note {
  margin-top: var(--sp-2);
  padding-left: 28px;
  font: 400 var(--text-xs)/1.5 var(--font-sans);
}
.incident-card--unknown  .card-note { color: var(--unknown-fg); }
.incident-card--misclass .card-note { color: var(--misclass-fg); }
.incident-card--fp       .card-note { color: var(--missed-fg); }

.incident-card { transition: box-shadow 150ms var(--ease-std), opacity 200ms var(--ease-std); }

.queue-empty {
  border: 1px dashed var(--border-strong);
  border-radius: 10px;
  padding: var(--sp-6);
  text-align: center;
  color: var(--fg-muted);
  font-size: var(--text-sm);
}
.queue-more {
  font: 400 var(--text-xs) var(--font-mono);
  color: var(--fg-muted);
  padding-top: var(--sp-1);
}

@media (min-width: 768px) and (max-width: 1119px) {
  .queue { display: grid; grid-template-columns: 1fr 1fr; }
}

/* ---------- 6. Failure panel ---------- */

.failure-panel {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--sp-6);
}
@media (max-width: 479px) { .failure-panel { padding: var(--sp-4); } }

.fail-grid {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
}
@media (min-width: 768px) { .fail-grid { grid-template-columns: 1fr 1fr; } }

.fail-card {
  border-radius: 10px;
  padding: var(--sp-4);
  background: var(--bg);
  border: 1px solid var(--border);
}
.fail-card--missed {
  background: var(--missed-bg);
  border: 1px dotted var(--missed-border);
  color: var(--missed-fg);
}
.fail-card--fp {
  background: var(--anomalous-bg);
  border: 1px solid var(--anomalous-border);
  color: var(--anomalous-fg);
}
.fail-card__head {
  display: flex; align-items: baseline; gap: var(--sp-2);
  font: 600 var(--text-sm) var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.fail-card__num {
  font: 600 var(--text-2xl) var(--font-mono);
  font-variant-numeric: tabular-nums;
  margin-top: var(--sp-2);
  color: var(--fg);
}
.fail-card--missed .fail-card__num { color: var(--missed-fg); }
.fail-card--fp .fail-card__num { color: var(--anomalous-fg); }
.fail-card__body {
  margin-top: var(--sp-2);
  font: 400 var(--text-sm)/1.55 var(--font-sans);
}

.metrics-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--sp-4);
  font: 400 var(--text-sm) var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.metrics-table caption {
  text-align: left;
  font: 500 11px var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding-bottom: var(--sp-2);
}
.metrics-table th, .metrics-table td {
  text-align: right;
  padding: var(--sp-2) var(--sp-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.metrics-table th:first-child, .metrics-table td:first-child { text-align: left; }
.metrics-table thead th {
  font-weight: 500; color: var(--fg-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.04em; text-transform: uppercase;
}
.metrics-table tbody tr:last-child td { border-bottom: 0; }
.row-weak td { color: var(--missed-fg); }

.table-scroll { overflow-x: auto; }

.compare {
  display: grid; gap: var(--sp-3);
  margin-top: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--border);
}
.compare-row {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-4);
  align-items: baseline; justify-content: space-between;
  font: 400 var(--text-sm) var(--font-mono);
  color: var(--fg-muted);
}
.compare-row b { font-weight: 500; }
.compare-row--hero { color: var(--fg); }
.compare-row--hero .compare-val {
  font-size: var(--text-2xl); font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.compare-val { font-variant-numeric: tabular-nums; }
.compare-note { font-size: var(--text-xs); color: var(--fg-muted); }

.prose-note {
  font: 400 var(--text-sm)/1.6 var(--font-sans);
  color: var(--fg-muted);
  margin-top: var(--sp-4);
  max-width: var(--w-prose);
}
.prose-note b, .prose-note strong { color: var(--fg); font-weight: 500; }

details.a11y-table { margin-top: var(--sp-4); }
details.a11y-table summary {
  cursor: pointer;
  font: 500 var(--text-sm) var(--font-sans);
  color: var(--fg-muted);
  padding: var(--sp-2) 0;
  min-height: 44px;
  display: flex; align-items: center;
}

.page-footer {
  margin-top: var(--sp-20);
  padding-block: var(--sp-8) var(--sp-12);
  border-top: 1px solid var(--border);
  font-size: var(--text-sm);
  color: var(--fg-muted);
}
.page-footer p + p { margin-top: var(--sp-2); }

.noscript-note {
  margin-bottom: var(--sp-8);
  padding: var(--sp-4);
  border: 1px solid var(--anomalous-border);
  background: var(--anomalous-bg);
  color: var(--anomalous-fg);
  border-radius: 10px;
  font-size: var(--text-sm);
}

/* ---------- Responsive: §4.4 ---------- */

@media (max-width: 767px) {
  .log-row { font-size: 11px; }
  .stream-cols { font-size: 9px; }
}

/* ---------- prefers-contrast ---------- */

@media (prefers-contrast: more) {
  :root { --fg-subtle: var(--fg-muted); }
  .stream-panel, .chart-panel, .failure-panel, .incident-card, .fail-card,
  .provenance, .btn, .threshold-num { border-width: 2px; }
  .window-bracket { border-width: 2px; }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}