/* ==========================================================================
   PersonaInn — /notes/
   Article typography and the shared UI kit the interactive widgets are
   assembled from. Loaded only on note pages, after styles.css.
   ========================================================================== */

:root {
  --measure: 44rem;      /* reading column */
  --wide:    62rem;      /* widgets may break out to this */
  --rail:     13.5rem;   /* sticky table of contents */
  --rail-gap: 3.5rem;
  --ok:      #0f9c8c;
  --warn:    #d97e17;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --ok: #3fd0bd; --warn: #f5b355; }
}
:root[data-theme="dark"] { --ok: #3fd0bd; --warn: #f5b355; }

.note-shell { max-width: var(--wide); }

/* ------------------------------------------------------------- Index page */

.notes-hero { padding-block: clamp(2.5rem, 7vw, 4.5rem) clamp(1.5rem, 4vw, 2.5rem); }
.notes-hero .hero-title { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 1.1rem; }
.notes-hero .hero-lead { margin-bottom: 0; }

/* The hero already carries generous bottom padding; a full section's worth
   on top of it leaves a hole. */
.notes-hero + .section { padding-top: clamp(1.25rem, 3vw, 2.25rem); }

.note-list { display: grid; gap: clamp(0.9rem, 2vw, 1.25rem); }

.note-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform 0.26s var(--ease), box-shadow 0.26s var(--ease),
              border-color 0.26s var(--ease);
}
.note-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-line);
  box-shadow: var(--shadow-lg);
}
.note-card > a { display: block; padding: clamp(1.35rem, 3vw, 1.85rem); }

.note-card-meta,
.note-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--faint);
  letter-spacing: 0.01em;
}
.note-card-meta { margin-bottom: 0.7rem; }

.note-badge {
  padding: 0.14rem 0.5rem;
  border-radius: 0.35rem;
  background: var(--accent-soft);
  color: var(--accent-text);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.68rem;
}

.note-card-title { font-size: clamp(1.25rem, 2.6vw, 1.55rem); margin-bottom: 0.55rem; }
.note-card:hover .note-card-title { color: var(--accent-text); }
.note-card-text { color: var(--muted); font-size: 0.97rem; max-width: 44rem; }

.note-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.1rem;
  font-size: 0.9rem;
  font-weight: 620;
  color: var(--accent-text);
}
.note-card:hover .arrow { transform: translateX(4px); }

/* ---------------------------------------------------------- Article shell */

.read-progress {
  position: sticky;
  top: var(--header-h);
  z-index: 60;
  height: 2px;
  margin-bottom: -2px;
  background: transparent;
}
.read-progress > span {
  display: block;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.note { padding-block: clamp(2rem, 5vw, 3.25rem) clamp(3rem, 7vw, 5rem); }

/* Reading column plus a sticky rail. The rail collapses first — a table of
   contents pinned above the text on a phone is just an obstacle. */
.note-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
}
@media (min-width: 68rem) {
  .note-layout {
    grid-template-columns: var(--rail) minmax(0, 1fr);
    gap: var(--rail-gap);
  }
  .note-rail { order: -1; }

  /* Widgets reclaim the rail's column so a five-way comparison has room to
     stay five-way. The prose above and below stays at its measure. */
  .note-layout .prose .widget {
    width: calc(100% + var(--rail) + var(--rail-gap));
    margin-left: calc(-1 * (var(--rail) + var(--rail-gap)));
  }
}

.note-body { min-width: 0; }

.note-rail { display: none; }
@media (min-width: 68rem) { .note-rail { display: block; } }

.toc {
  position: sticky;
  top: calc(var(--header-h) + 2rem);
  padding-left: 0.9rem;
  border-left: 1px solid var(--border);
}
.toc-title {
  margin-bottom: 0.75rem;
  font-size: 0.7rem;
  font-weight: 660;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}
.toc nav { display: grid; gap: 0.1rem; }
.toc a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.86rem;
  line-height: 1.4;
  color: var(--muted);
  border-left: 2px solid transparent;
  margin-left: -0.95rem;
  padding-left: 0.9rem;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}
.toc a:hover { color: var(--text); }
.toc a.is-active {
  color: var(--accent-text);
  border-left-color: var(--accent);
  font-weight: 570;
}

.crumbs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--faint);
}
.crumbs a:hover { color: var(--accent-text); }

.note-head {
  max-width: var(--measure);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.note-title {
  font-size: clamp(1.9rem, 4.6vw, 2.8rem);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.note-standfirst {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.55;
  color: var(--muted);
  margin-bottom: 1.25rem;
}
.note-tags { display: inline-flex; flex-wrap: wrap; gap: 0.35rem; }
.note-tag {
  padding: 0.14rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--surface-2);
  color: var(--muted);
}

.note-kicker {
  display: inline-block;
  margin-bottom: 0.9rem;
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-text);
}

/* --- Takeaways ---------------------------------------------------------- */

.takeaways {
  max-width: var(--measure);
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(140deg, var(--accent-soft), transparent 60%),
    var(--surface);
}
.takeaways-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  font-weight: 660;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.takeaways-title svg {
  width: 1.05rem;
  height: 1.05rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.takeaways ol {
  display: grid;
  gap: 0.75rem;
  counter-reset: take;
}
.takeaways li {
  position: relative;
  padding-left: 2rem;
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--text-soft);
  counter-increment: take;
}
.takeaways li::before {
  content: counter(take);
  position: absolute;
  left: 0;
  top: 0.05em;
  display: grid;
  place-items: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
}

/* --- Footer: keep reading + CTA ----------------------------------------- */

.note-foot {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding-top: 2.25rem;
  border-top: 1px solid var(--border);
}

.keep-reading { max-width: 100%; }

.keep-title {
  margin-bottom: 1rem;
  font-size: 0.76rem;
  font-weight: 660;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--faint);
}
.keep-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: 0.9rem;
}
.keep-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease),
              box-shadow 0.22s var(--ease);
}
.keep-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-line);
  box-shadow: var(--shadow-md);
}
.keep-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--faint);
}
.keep-name {
  font-size: 1rem;
  font-weight: 630;
  letter-spacing: -0.015em;
  line-height: 1.35;
}
.keep-card:hover .keep-name { color: var(--accent-text); }
.keep-go {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-text);
}
.keep-card:hover .arrow { transform: translateX(4px); }

.note-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.note-cta-text {
  font-size: 1rem;
  color: var(--muted);
  max-width: 28rem;
}

/* ------------------------------------------------------------------ Prose */

.prose { max-width: var(--measure); }

.prose > * + * { margin-top: 1.15rem; }

.prose p, .prose li {
  font-size: 1.02rem;
  line-height: 1.72;
  color: var(--text-soft);
}

.prose h2 {
  margin-top: 2.75rem;
  font-size: clamp(1.3rem, 2.8vw, 1.6rem);
  letter-spacing: -0.02em;
}
.prose h3 {
  margin-top: 2rem;
  font-size: 1.1rem;
}
.prose h2 + *, .prose h3 + * { margin-top: 0.75rem; }

.prose a {
  color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--accent-line);
}
.prose a:hover { text-decoration-color: currentColor; }

.prose ul, .prose ol { padding-left: 1.35rem; display: grid; gap: 0.45rem; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li::marker { color: var(--faint); }

.prose strong { color: var(--text); font-weight: 650; }

.prose blockquote {
  margin-inline: 0;
  padding: 0.35rem 0 0.35rem 1.15rem;
  border-left: 2px solid var(--accent-line);
  color: var(--muted);
  font-style: italic;
}

.prose hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin-block: 2.5rem;
}

.prose code {
  padding: 0.12em 0.38em;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  background: var(--surface-2);
  font-family: var(--font-mono);
  font-size: 0.86em;
  color: var(--accent-text);
}
.prose pre {
  overflow-x: auto;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  font-size: 0.86rem;
  line-height: 1.6;
}
.prose pre code {
  padding: 0;
  border: 0;
  background: none;
  color: var(--text-soft);
  font-size: inherit;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
}
.prose th, .prose td {
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.prose th { font-weight: 640; color: var(--text); }
.prose td { color: var(--muted); }

/* ------------------------------------------------------------------ Math
   LaTeX, typeset at build time and inlined as paths. The glyphs carry no
   fill of their own, so they follow the text color in either theme. */

.math-svg { fill: currentColor; }

/* styles.css sets svg { display: block } for icons; inline math must opt out
   or every symbol starts its own line. */
.math-inline-svg {
  display: inline-block;
  vertical-align: middle;
}

.prose .math {
  margin-block: 1.9rem;
  padding: 0.25rem 0;
  overflow-x: auto;
  overflow-y: hidden;
  text-align: center;
}
.prose .math .math-svg {
  display: inline-block;
  max-width: 100%;
  height: auto;
}

/* A wide equation should scroll inside its own box, never the page. */
.prose .math::-webkit-scrollbar { height: 6px; }
.prose .math::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: var(--border-strong);
}

/* Callouts — an aside from the argument, labeled by kind. */
.prose .callout {
  --callout: var(--accent);
  position: relative;
  margin-block: 1.75rem;
  padding: 1.05rem 1.25rem 1.05rem 1.35rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--callout);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--surface-2);
}
.prose .callout > * + * { margin-top: 0.6rem; }
.prose .callout p { font-size: 0.95rem; color: var(--muted); }
.prose .callout::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 660;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--callout);
}
.prose .callout-note    { --callout: var(--accent); }
.prose .callout-caution { --callout: var(--warn); }
.prose .callout-key     { --callout: var(--ok); }

/* Widgets break out of the reading column. */
.prose .widget {
  width: 100%;
  margin-block: 2.25rem;
}

/* ============================== Widget kit ============================== */

.w {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.w-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.15rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.w-title {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}
.w-head .w-btn { margin-left: auto; }

.w-body { padding: 1.15rem; }
.w-body > * + * { margin-top: 1.15rem; }

.w-btn {
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-soft);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 560;
  cursor: pointer;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease),
              background 0.18s var(--ease);
}
.w-btn:hover { border-color: var(--accent-line); color: var(--accent-text); }
.w-btn[disabled] { opacity: 0.5; cursor: default; }

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

.w-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: 1rem 1.5rem;
}

.w-control { display: grid; gap: 0.4rem; }
.w-control-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}
.w-control label {
  font-size: 0.85rem;
  font-weight: 560;
  color: var(--text-soft);
}
.w-val {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-text);
}
.w-hint {
  font-size: 0.78rem;
  color: var(--faint);
  line-height: 1.45;
}

.w input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 1.1rem;
  background: transparent;
  cursor: pointer;
}
.w input[type="range"]::-webkit-slider-runnable-track {
  height: 0.35rem;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.w input[type="range"]::-moz-range-track {
  height: 0.35rem;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.w input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 1rem;
  height: 1rem;
  margin-top: -0.37rem;
  border-radius: 999px;
  border: 2px solid var(--surface);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow-sm);
}
.w input[type="range"]::-moz-range-thumb {
  width: 1rem;
  height: 1rem;
  border-radius: 999px;
  border: 2px solid var(--surface);
  background: var(--accent);
}

.w select, .w input[type="text"] {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 0.88rem;
}

/* Segmented control, built from radios so it stays keyboard-navigable. */
.w-seg {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  padding: 0.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
}
.w-seg label {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 560;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}
.w-seg input { position: absolute; opacity: 0; pointer-events: none; }
.w-seg label:hover { color: var(--text); }
.w-seg input:checked + span {
  color: var(--on-accent);
}
.w-seg label:has(input:checked) {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
}
.w-seg label:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }

/* --- Ranked lists ------------------------------------------------------- */

.w-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: 1rem;
}

/* Five algorithms side by side only means something if they stay side by
   side; auto-fit would drop the fifth onto its own row. */
.w-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0.6rem; }
@media (max-width: 62rem) { .w-cols-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 40rem) { .w-cols-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.w-cols-5 .w-col-head,
.w-col-head.stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  min-height: 2.6rem;
}
.w-cols-5 .w-row { grid-template-columns: 1rem 1fr; gap: 0.35rem; padding: 0.35rem 0.4rem; }
.w-cols-5 .w-row .w-score { grid-column: 2; font-size: 0.68rem; opacity: 0.85; }

.w-col-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}
.w-col-head b { color: var(--accent-text); font-weight: 600; }

.w-list { display: grid; gap: 0.3rem; }

.w-row {
  display: grid;
  grid-template-columns: 1.2rem 1fr auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem 0.45rem;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid transparent;
  font-size: 0.86rem;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease),
              transform 0.2s var(--ease);
}
.w-row.is-up   { border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.w-row.is-down { border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.w-row.is-hi   { background: var(--accent-soft); }

.w-rank {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--faint);
  text-align: right;
}
.w-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-soft);
}
.w-score {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}
.w-delta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding-left: 0.3rem;
}
.w-delta.up { color: var(--ok); }
.w-delta.down { color: var(--warn); }

/* --- Bars / meters ------------------------------------------------------ */

.w-meter {
  height: 0.5rem;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  overflow: hidden;
}
.w-meter > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.35s var(--ease);
}

.w-bars { display: grid; gap: 0.45rem; }
.w-bar-row {
  display: grid;
  grid-template-columns: 7.5rem 1fr 2.8rem;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
}
.w-bar-row > span:first-child {
  color: var(--text-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.w-bar-row > .w-score { text-align: right; }

/* --- Graded ranking list (metrics widget) ------------------------------- */

.w-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.w-rank-list { display: grid; gap: 0.3rem; }

.w-rank-row {
  display: grid;
  grid-template-columns: 1.2rem minmax(0, 1fr) 6.5rem 5rem 2.6rem;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  font-size: 0.86rem;
  transition: opacity 0.2s var(--ease), border-color 0.2s var(--ease);
}
.w-rank-row.in-k { border-color: var(--accent-line); }
/* Below the cut-off the row is still shown — seeing what the metric ignores
   is the point — but it recedes. */
.w-rank-row.out-k { opacity: 0.45; }

.grade-chip {
  padding: 0.18rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 560;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.18s var(--ease), color 0.18s var(--ease),
              border-color 0.18s var(--ease);
}
.grade-chip:hover { border-color: var(--border-strong); }
.grade-chip.g0 { color: var(--faint); }
.grade-chip.g1 { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, var(--border)); }
.grade-chip.g2 { color: var(--ok);   border-color: color-mix(in srgb, var(--ok) 35%, var(--border)); }
.grade-chip.g3 {
  color: var(--on-accent);
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

@media (max-width: 46rem) {
  .w-rank-row { grid-template-columns: 1.1rem minmax(0, 1fr) 5.5rem; }
  .w-rank-row .w-meter, .w-rank-row .w-score { display: none; }
}

/* --- Charts -------------------------------------------------------------
   Inline SVG rather than a canvas library, so everything below is a CSS
   variable away from following the theme. */

.chart-box {
  padding: 0.9rem 1rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.chart-caption {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}
.chart-caption b { color: var(--accent-text); font-weight: 600; }

.chart-key {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 0.9rem;
  color: var(--muted);
}
.chart-key-dash {
  display: inline-block;
  width: 1.1rem;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}
.chart-key-dash.alt   { background: var(--ok); }
.chart-key-dash.muted { background: none; height: 0; border-top: 2px dashed var(--faint); }

.chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.chart-grid   { stroke: var(--border); stroke-width: 1; }
.chart-axis   { stroke: var(--border-strong); stroke-width: 1; }
.chart-tick,
.chart-axis-label {
  fill: var(--faint);
  font-family: var(--font-mono);
  font-size: 10px;
}
.chart-axis-label { font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; }

.chart-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.chart-line.alt   { stroke: var(--ok); }
.chart-line.muted { stroke: var(--faint); stroke-width: 1.5; stroke-dasharray: 4 4; }

.chart-area       { fill: var(--accent); opacity: 0.12; stroke: none; }
.chart-area.alt   { fill: var(--ok); }

.chart-dot        { fill: var(--accent); stroke: var(--surface); stroke-width: 2; }
.chart-dot.alt    { fill: var(--ok); }

.chart-bar        { fill: var(--accent); opacity: 0.75; }
.chart-bar.alt    { fill: var(--ok); opacity: 0.75; }

.chart-marker {
  stroke: var(--accent-text);
  stroke-width: 1;
  stroke-dasharray: 3 3;
  opacity: 0.8;
}
.chart-marker-label {
  fill: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* --- Metric readouts ---------------------------------------------------- */

.w-kv {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--border);
  overflow: hidden;
}
.w-kv div { padding: 0.65rem 0.8rem; background: var(--surface); }
.w-kv dt {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}
.w-kv dd {
  margin: 0.15rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text);
}

.w-caption {
  font-size: 0.82rem;
  color: var(--faint);
  line-height: 1.5;
}
.w-caption code {
  font-family: var(--font-mono);
  font-size: 0.95em;
  color: var(--muted);
}

.w-noscript {
  padding: 1rem 1.15rem;
  font-size: 0.9rem;
  color: var(--muted);
}

/* --- Timeline (memory widget) ------------------------------------------- */

.w-timeline {
  position: relative;
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 5.5rem;
  padding-top: 0.5rem;
}
.w-tick {
  flex: 1 1 0;
  min-width: 0;
  border-radius: 3px 3px 0 0;
  background: var(--topic, var(--accent));
  opacity: 0.85;
  transition: height 0.3s var(--ease), opacity 0.3s var(--ease);
}

/* Topic palette, shared by the timeline ticks and the profile meters. */
.tp0 { --topic: #5348e0; }
.tp1 { --topic: #0f9c8c; }
.tp2 { --topic: #d97e17; }
.tp3 { --topic: #d6455d; }
.tp4 { --topic: #2d7ff9; }
.tp5 { --topic: #7a6ea8; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .tp0 { --topic: #8b87ff; }
  :root:not([data-theme="light"]) .tp1 { --topic: #3fd0bd; }
  :root:not([data-theme="light"]) .tp2 { --topic: #f5b355; }
  :root:not([data-theme="light"]) .tp3 { --topic: #ff8095; }
  :root:not([data-theme="light"]) .tp4 { --topic: #6aa9ff; }
  :root:not([data-theme="light"]) .tp5 { --topic: #b0a6d8; }
}
:root[data-theme="dark"] .tp0 { --topic: #8b87ff; }
:root[data-theme="dark"] .tp1 { --topic: #3fd0bd; }
:root[data-theme="dark"] .tp2 { --topic: #f5b355; }
:root[data-theme="dark"] .tp3 { --topic: #ff8095; }
:root[data-theme="dark"] .tp4 { --topic: #6aa9ff; }
:root[data-theme="dark"] .tp5 { --topic: #b0a6d8; }

.w-meter[class*="tp"] > span { background: var(--topic, var(--accent)); }
.w-axis {
  display: flex;
  justify-content: space-between;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--faint);
}

@media (max-width: 34rem) {
  .w-bar-row { grid-template-columns: 5.5rem 1fr 2.6rem; }
  .w-body { padding: 0.9rem; }
}