/* lexinspect — one stylesheet, no build step.
   Motion rules: animate transform/opacity only; ease-out for anything entering;
   UI transitions under 300 ms; hover effects only on hover-capable pointers;
   nothing animates in response to keyboard navigation. */

:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --surface-2: #f3f1ec;
  --surface-3: #e9e6df;
  --ink: #1b1b18;
  --ink-2: #5d5b55;
  --ink-3: #8f8c85;
  --line: #e6e3dc;
  --line-2: #d6d2c9;
  --accent: #3550d4;
  --accent-ink: #ffffff;
  --accent-soft: rgba(53, 80, 212, 0.12);
  --warn-bg: #fdf3dc;
  --warn-ink: #7a5300;
  --ok: #1d7a4f;
  --shadow: 0 1px 2px rgba(27, 27, 24, 0.06), 0 4px 16px rgba(27, 27, 24, 0.06);
  --shadow-pop: 0 2px 6px rgba(27, 27, 24, 0.08), 0 12px 32px rgba(27, 27, 24, 0.14);

  /* Highlight scale: common -> rare. */
  --h0: #e7e4dd;
  --h1: #e3ebfa;
  --h2: #cfe9d6;
  --h3: #fbe3a6;
  --h4: #f9c8a3;
  --h5: #f4b0b6;
  --t1: #cdebe5;
  --t2: #a4dbd1;
  --t3: #7cc9bc;
  --v1: #ece6fb;
  --v2: #ddd2f8;
  --v3: #cebef4;
  --v4: #bfa9f0;
  --v5: #b095ec;
  --md-ia: #d4e5fb;
  --md-il: #fbdcc6;
  --err: #d43c3c;
  --var: #c98a00;
  --name: #8f8c85;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --radius: 14px;
  --font-ui: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-text: 'Newsreader', 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #131312;
    --surface: #1b1b19;
    --surface-2: #242421;
    --surface-3: #2e2e2a;
    --ink: #ecebe6;
    --ink-2: #a9a69e;
    --ink-3: #78756e;
    --line: #2c2c28;
    --line-2: #3a3a35;
    --accent: #8ea2ff;
    --accent-ink: #10142b;
    --accent-soft: rgba(142, 162, 255, 0.16);
    --warn-bg: #3a2f14;
    --warn-ink: #f2cf7a;
    --ok: #6fd3a1;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-pop: 0 2px 6px rgba(0, 0, 0, 0.4), 0 12px 32px rgba(0, 0, 0, 0.5);
    --h0: #3a3934;
    --h1: rgba(120, 160, 255, 0.22);
    --h2: rgba(90, 200, 130, 0.25);
    --h3: rgba(240, 190, 60, 0.3);
    --h4: rgba(245, 140, 70, 0.33);
    --h5: rgba(240, 90, 110, 0.36);
    --t1: rgba(60, 200, 175, 0.2);
    --t2: rgba(60, 200, 175, 0.32);
    --t3: rgba(60, 200, 175, 0.45);
    --v1: rgba(160, 130, 250, 0.16);
    --v2: rgba(160, 130, 250, 0.24);
    --v3: rgba(160, 130, 250, 0.32);
    --v4: rgba(160, 130, 250, 0.4);
    --v5: rgba(160, 130, 250, 0.48);
    --md-ia: rgba(110, 160, 250, 0.28);
    --md-il: rgba(250, 150, 90, 0.28);
    --err: #ff6b6b;
    --var: #f0b43c;
    --name: #8a877f;
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --bg: #131312;
  --surface: #1b1b19;
  --surface-2: #242421;
  --surface-3: #2e2e2a;
  --ink: #ecebe6;
  --ink-2: #a9a69e;
  --ink-3: #78756e;
  --line: #2c2c28;
  --line-2: #3a3a35;
  --accent: #8ea2ff;
  --accent-ink: #10142b;
  --accent-soft: rgba(142, 162, 255, 0.16);
  --warn-bg: #3a2f14;
  --warn-ink: #f2cf7a;
  --h0: #3a3934;
  --h1: rgba(120, 160, 255, 0.22);
  --h2: rgba(90, 200, 130, 0.25);
  --h3: rgba(240, 190, 60, 0.3);
  --h4: rgba(245, 140, 70, 0.33);
  --h5: rgba(240, 90, 110, 0.36);
  --t1: rgba(60, 200, 175, 0.2);
  --t2: rgba(60, 200, 175, 0.32);
  --t3: rgba(60, 200, 175, 0.45);
  --v1: rgba(160, 130, 250, 0.16);
  --v2: rgba(160, 130, 250, 0.24);
  --v3: rgba(160, 130, 250, 0.32);
  --v4: rgba(160, 130, 250, 0.4);
  --v5: rgba(160, 130, 250, 0.48);
  --md-ia: rgba(110, 160, 250, 0.28);
  --md-il: rgba(250, 150, 90, 0.28);
  --err: #ff6b6b;
  --var: #f0b43c;
  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 15px/1.5 var(--font-ui);
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-underline-offset: 3px; text-decoration-color: var(--line-2); }
a:hover { text-decoration-color: currentColor; }
button { font: inherit; color: inherit; }
code { font: 0.9em ui-monospace, 'SF Mono', Menlo, monospace; background: var(--surface-2); padding: 0.1em 0.35em; border-radius: 5px; }
kbd { font: 500 11px/1 var(--font-ui); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--ink-3); }
.fine { color: var(--ink-3); font-size: 13px; margin: 12px 0 0; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* ---- top bar ------------------------------------------------------------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1440px;
  margin: 0 auto;
  padding: 18px 24px 8px;
}
.wordmark {
  font: 600 19px/1 var(--font-text);
  letter-spacing: -0.01em;
  text-decoration: none;
}
.wordmark span { color: var(--ink-3); font-style: italic; font-weight: 400; }
.toplinks { display: flex; gap: 20px; font-size: 14px; color: var(--ink-2); }
.toplinks a { text-decoration: none; }
.toplinks a:hover { color: var(--ink); }

/* ---- layout ------------------------------------------------------------- */

.workspace {
  display: grid;
  gap: 24px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 8px 24px 48px;
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 900px) {
  .workspace { grid-template-columns: minmax(0, 1fr) minmax(300px, 380px); align-items: start; }
  .workspace[data-has-results='true'] { grid-template-columns: minmax(0, 1fr) minmax(400px, 520px); }
  .pane-results {
    position: sticky;
    top: 16px;
    max-height: calc(100dvh - 32px);
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
  }
}
.pane { min-width: 0; }

/* ---- buttons ------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: var(--surface);
  font-size: 14px;
  font-weight: 550;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  transition: transform 160ms var(--ease-out), background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: default; transform: none; }
.btn.small { height: 30px; padding: 0 10px; font-size: 13px; border-radius: 8px; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
.btn.primary {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
  min-width: 128px;
  position: relative;
}
@media (hover: hover) and (pointer: fine) {
  .btn:hover { border-color: var(--ink-3); }
  .btn.ghost:hover { background: var(--surface-2); color: var(--ink); border-color: transparent; }
  .btn.primary:hover { background: color-mix(in srgb, var(--ink) 86%, var(--bg)); }
}
.btn-kbd { opacity: 0.55; transition: opacity 150ms ease; }
.btn-label { transition: filter 200ms ease, opacity 200ms ease; }

/* Loading: the shortcut hint gives way to a spinner; the label blurs through
   the change so the swap reads as one state morphing, not two. */
.btn.primary::after {
  content: '';
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-right-color: transparent;
  position: absolute;
  right: 14px;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 150ms ease, transform 200ms var(--ease-out);
}
.btn.primary[data-state='loading'] .btn-kbd { opacity: 0; }
.btn.primary[data-state='loading']::after { opacity: 1; transform: scale(1); animation: spin 600ms linear infinite; }
.btn.primary[data-state='loading'] .btn-label { animation: blur-in 240ms ease; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blur-in { from { filter: blur(3px); opacity: 0.4; } }

/* ---- segmented ----------------------------------------------------------- */

.segmented {
  display: inline-flex;
  padding: 3px;
  gap: 2px;
  border-radius: 10px;
  background: var(--surface-2);
}
.segmented button {
  height: 28px;
  padding: 0 10px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 550;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, box-shadow 150ms ease, transform 160ms var(--ease-out);
}
.segmented button:active { transform: scale(0.96); }
.segmented button[aria-checked='true'] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08); }

/* ---- editor ------------------------------------------------------------- */

.editor {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  transition: border-color 150ms ease, box-shadow 200ms ease;
}
.editor:focus-within { border-color: var(--line-2); }
#text {
  display: block;
  width: 100%;
  min-height: min(62vh, 640px);
  padding: 28px 30px 12px;
  border: 0;
  outline: 0;
  resize: vertical;
  background: transparent;
  color: var(--ink);
  font: 400 19px/1.65 var(--font-text);
  border-radius: 18px 18px 0 0;
}
#text::placeholder { color: var(--ink-3); }
.editor-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px 12px 30px;
  border-top: 1px solid var(--line);
}
.meter { font-size: 13px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.meter-sep { margin: 0 4px; }
.meter.near { color: var(--warn-ink); }
.meter.over { color: var(--err); font-weight: 550; }
.editor-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.editor-msg { margin: 0; padding: 0 30px; font-size: 14px; color: var(--err); }
.editor-msg:not(:empty) { padding-bottom: 14px; }
.editor-msg[data-kind='info'] { color: var(--ink-2); }

/* Samples menu: grows from the button it belongs to. */
.samples { position: relative; }
.menu {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 0;
  z-index: 20;
  min-width: 230px;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow-pop);
  transform-origin: bottom left;
  opacity: 0;
  transform: scale(0.97) translateY(4px);
  transition: opacity 160ms var(--ease-out), transform 200ms var(--ease-out);
}
.menu.open { opacity: 1; transform: none; }
.menu-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  padding: 8px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  text-align: left;
  cursor: pointer;
}
.menu-item:focus-visible { outline: none; background: var(--surface-2); }
@media (hover: hover) and (pointer: fine) { .menu-item:hover { background: var(--surface-2); } }
.menu-label { font-size: 14px; font-weight: 550; }
.menu-note { font-size: 12px; color: var(--ink-3); }

/* ---- intro ------------------------------------------------------------- */

.intro { padding: 8px 4px; color: var(--ink-2); }
.intro h1 { margin: 4px 0 14px; font: 500 30px/1.15 var(--font-text); letter-spacing: -0.015em; color: var(--ink); text-wrap: balance; }
.intro p { margin: 0 0 18px; font-size: 15px; text-wrap: pretty; }
.intro-points { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; font-size: 14px; }
.intro-points b { color: var(--ink); font-weight: 600; }

/* ---- reader ------------------------------------------------------------- */

.reader {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.reader-bar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px 8px 18px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-radius: 18px 18px 0 0;
}
.lenses {
  position: relative;
  display: flex;
  gap: 2px;
  flex: 1;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.lenses::-webkit-scrollbar { display: none; }
.lenses.overflow { mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent); -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent); }
.lenses.overflow.at-end { mask-image: none; -webkit-mask-image: none; }
.lens {
  flex: none;
  height: 30px;
  padding: 0 11px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 550;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, transform 160ms var(--ease-out);
}
.lens:active { transform: scale(0.96); }
.lens[aria-selected='true'] { background: var(--ink); color: var(--bg); }
@media (hover: hover) and (pointer: fine) { .lens:not([aria-selected='true']):hover { background: var(--surface-2); color: var(--ink); } }

.legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
  min-height: 40px;
  padding: 2px 18px 10px;
  border-bottom: 1px solid var(--line);
}
.key {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 8px 0 6px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  font-size: 12.5px;
  color: var(--ink-2);
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease, transform 160ms var(--ease-out);
}
.key:active { transform: scale(0.96); }
.key[aria-pressed='true'] { border-color: var(--ink-3); background: var(--surface-2); color: var(--ink); }
@media (hover: hover) and (pointer: fine) { .key:hover { background: var(--surface-2); } }
.key-n { color: var(--ink-3); font-variant-numeric: tabular-nums; }
.legend-hint, .legend-empty { font-size: 12px; color: var(--ink-3); margin-left: 4px; }
.legend-empty { margin-left: 0; font-size: 13px; }

.doc {
  max-width: 70ch;
  margin: 0 auto;
  padding: 26px 30px 40px;
  font: 400 19px/1.75 var(--font-text);
  white-space: pre-wrap;
  overflow-wrap: break-word;
  outline: none;
  transition: color 200ms ease;
}
.doc .s {
  border-radius: 3px;
  cursor: default;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: background-color 200ms ease, text-decoration-color 200ms ease, color 200ms ease;
  text-decoration-color: transparent;
}
.doc .s.hover { box-shadow: 0 0 0 1.5px var(--ink-3); }
.doc.focusing { color: var(--ink-3); }
.doc.focusing .s.hit { color: var(--ink); }
.doc.focusing .s:not(.hit) { background-color: transparent !important; text-decoration-color: transparent !important; }
.doc .s.flash { animation: flash 1300ms var(--ease-out); }
@keyframes flash {
  0%, 30% { box-shadow: 0 0 0 3px var(--accent); }
  100% { box-shadow: 0 0 0 3px transparent; }
}

/* Lens colours. A1 / 1K stay unmarked in the text so the rarer words stand out. */
.doc[data-lens='cefr'] .s[data-c='A2'] { background: var(--h1); }
.doc[data-lens='cefr'] .s[data-c='B1'] { background: var(--h2); }
.doc[data-lens='cefr'] .s[data-c='B2'] { background: var(--h3); }
.doc[data-lens='cefr'] .s[data-c='C1'] { background: var(--h4); }
.doc[data-lens='cefr'] .s[data-c='C2'] { background: var(--h5); }
.doc[data-lens='cefr'] .s[data-c='off'] { text-decoration-line: underline; text-decoration-style: dotted; text-decoration-color: var(--ink-3); }
.doc[data-lens='cefr'] .s[data-c='proper'] { text-decoration-line: underline; text-decoration-style: dashed; text-decoration-color: var(--line-2); }

.doc[data-lens='bnc'] .s[data-b='k2'] { background: var(--h1); }
.doc[data-lens='bnc'] .s[data-b='k3'] { background: var(--h2); }
.doc[data-lens='bnc'] .s[data-b='k4'] { background: var(--h3); }
.doc[data-lens='bnc'] .s[data-b='k6'] { background: var(--h4); }
.doc[data-lens='bnc'] .s[data-b='k10'] { background: var(--h5); }
.doc[data-lens='bnc'] .s[data-b='supp'] { background: var(--h0); }
.doc[data-lens='bnc'] .s[data-b='off'] { text-decoration-line: underline; text-decoration-style: dotted; text-decoration-color: var(--err); }
.doc[data-lens='bnc'] .s[data-b='proper'] { text-decoration-line: underline; text-decoration-style: dashed; text-decoration-color: var(--line-2); }

.doc[data-lens='awl'] .s[data-a='1'] { background: var(--t1); }
.doc[data-lens='awl'] .s[data-a='4'] { background: var(--t2); }
.doc[data-lens='awl'] .s[data-a='7'] { background: var(--t3); }

.doc[data-lens='ngsl'] .s[data-n='nawl'] { background: var(--t2); }
.doc[data-lens='ngsl'] .s[data-n='off'] { text-decoration-line: underline; text-decoration-style: dotted; text-decoration-color: var(--err); }
.doc[data-lens='ngsl'] .s[data-n='proper'] { text-decoration-line: underline; text-decoration-style: dashed; text-decoration-color: var(--line-2); }

/* Multi-word highlights join up: only the outer ends are rounded. */
.doc[data-lens='phrase'] .s[data-p], .doc[data-lens='md'] .s[data-m] { border-radius: 0; }
.doc[data-lens='phrase'] .s.p0, .doc[data-lens='md'] .s.m0 { border-top-left-radius: 4px; border-bottom-left-radius: 4px; }
.doc[data-lens='phrase'] .s.p1, .doc[data-lens='md'] .s.m1 { border-top-right-radius: 4px; border-bottom-right-radius: 4px; }
.doc[data-lens='phrase'] .s[data-k='1'] { background: var(--v1); }
.doc[data-lens='phrase'] .s[data-k='2'] { background: var(--v2); }
.doc[data-lens='phrase'] .s[data-k='3'] { background: var(--v3); }
.doc[data-lens='phrase'] .s[data-k='4'] { background: var(--v4); }
.doc[data-lens='phrase'] .s[data-k='5'] { background: var(--v5); }
.doc[data-lens='md'] .s[data-d='ia'] { background: var(--md-ia); }
.doc[data-lens='md'] .s[data-d='il'] { background: var(--md-il); }

.doc[data-lens='spelling'] .s[data-e] { text-decoration-line: underline; text-decoration-style: wavy; text-decoration-skip-ink: none; text-underline-offset: 4px; }
.doc[data-lens='spelling'] .s[data-e='err'] { text-decoration-color: var(--err); background: color-mix(in srgb, var(--err) 9%, transparent); }
.doc[data-lens='spelling'] .s[data-e='var'] { text-decoration-color: var(--var); }
.doc[data-lens='spelling'] .s[data-e='name'] { text-decoration-style: dotted; text-decoration-color: var(--name); }

/* Swatches, stacked-bar segments and badges share the lens palette. */
.cefr-A1 { --hl: var(--h0); } .cefr-A2 { --hl: var(--h1); } .cefr-B1 { --hl: var(--h2); }
.cefr-B2 { --hl: var(--h3); } .cefr-C1 { --hl: var(--h4); } .cefr-C2 { --hl: var(--h5); }
.cefr-off { --hl: transparent; --hl-line: var(--ink-3); } .cefr-proper { --hl: transparent; --hl-line: var(--line-2); }
.bnc-k1 { --hl: var(--h0); } .bnc-k2 { --hl: var(--h1); } .bnc-k3 { --hl: var(--h2); } .bnc-k4 { --hl: var(--h3); }
.bnc-k6 { --hl: var(--h4); } .bnc-k10 { --hl: var(--h5); } .bnc-supp { --hl: var(--surface-3); }
.bnc-off { --hl: transparent; --hl-line: var(--err); } .bnc-proper { --hl: transparent; --hl-line: var(--line-2); }
.awl-1 { --hl: var(--t1); } .awl-4 { --hl: var(--t2); } .awl-7 { --hl: var(--t3); }
.ngsl-ngsl { --hl: var(--h0); } .ngsl-nawl { --hl: var(--t2); }
.ngsl-off { --hl: transparent; --hl-line: var(--err); } .ngsl-proper { --hl: transparent; --hl-line: var(--line-2); }
.phrase-1 { --hl: var(--v1); } .phrase-2 { --hl: var(--v2); } .phrase-3 { --hl: var(--v3); } .phrase-4 { --hl: var(--v4); } .phrase-5 { --hl: var(--v5); }
.md-ia { --hl: var(--md-ia); } .md-il { --hl: var(--md-il); }
.spelling-err { --hl: color-mix(in srgb, var(--err) 18%, transparent); --hl-line: var(--err); }
.spelling-var { --hl: transparent; --hl-line: var(--var); }
.spelling-name { --hl: transparent; --hl-line: var(--name); }

.sw {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 4px;
  background: var(--hl, var(--h0));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--hl-line, transparent) 100%, transparent);
  flex: none;
}
/* Legend swatches take their palette from the lens + key on the button. */
.key[data-lens='cefr'][data-k='A1'] .sw { --hl: var(--h0); } .key[data-lens='cefr'][data-k='A2'] .sw { --hl: var(--h1); }
.key[data-lens='cefr'][data-k='B1'] .sw { --hl: var(--h2); } .key[data-lens='cefr'][data-k='B2'] .sw { --hl: var(--h3); }
.key[data-lens='cefr'][data-k='C1'] .sw { --hl: var(--h4); } .key[data-lens='cefr'][data-k='C2'] .sw { --hl: var(--h5); }
.key[data-lens='cefr'][data-k='off'] .sw { --hl: transparent; --hl-line: var(--ink-3); }
.key[data-lens='cefr'][data-k='proper'] .sw, .key[data-k='proper'] .sw { --hl: transparent; --hl-line: var(--line-2); }
.key[data-lens='bnc'][data-k='k1'] .sw { --hl: var(--h0); } .key[data-lens='bnc'][data-k='k2'] .sw { --hl: var(--h1); }
.key[data-lens='bnc'][data-k='k3'] .sw { --hl: var(--h2); } .key[data-lens='bnc'][data-k='k4'] .sw { --hl: var(--h3); }
.key[data-lens='bnc'][data-k='k6'] .sw { --hl: var(--h4); } .key[data-lens='bnc'][data-k='k10'] .sw { --hl: var(--h5); }
.key[data-lens='bnc'][data-k='supp'] .sw { --hl: var(--surface-3); }
.key[data-lens='bnc'][data-k='off'] .sw, .key[data-lens='ngsl'][data-k='off'] .sw { --hl: transparent; --hl-line: var(--err); }
.key[data-lens='awl'][data-k='1'] .sw { --hl: var(--t1); } .key[data-lens='awl'][data-k='4'] .sw { --hl: var(--t2); } .key[data-lens='awl'][data-k='7'] .sw { --hl: var(--t3); }
.key[data-lens='ngsl'][data-k='ngsl'] .sw { --hl: var(--h0); } .key[data-lens='ngsl'][data-k='nawl'] .sw { --hl: var(--t2); }
.key[data-lens='phrase'][data-k='1'] .sw { --hl: var(--v1); } .key[data-lens='phrase'][data-k='2'] .sw { --hl: var(--v2); }
.key[data-lens='phrase'][data-k='3'] .sw { --hl: var(--v3); } .key[data-lens='phrase'][data-k='4'] .sw { --hl: var(--v4); }
.key[data-lens='phrase'][data-k='5'] .sw { --hl: var(--v5); }
.key[data-lens='md'][data-k='ia'] .sw { --hl: var(--md-ia); } .key[data-lens='md'][data-k='il'] .sw { --hl: var(--md-il); }
.key[data-lens='spelling'][data-k='err'] .sw { --hl: color-mix(in srgb, var(--err) 18%, transparent); --hl-line: var(--err); }
.key[data-lens='spelling'][data-k='var'] .sw { --hl: transparent; --hl-line: var(--var); }
.key[data-lens='spelling'][data-k='name'] .sw { --hl: transparent; --hl-line: var(--name); }

/* ---- popover ------------------------------------------------------------- */

.popover {
  position: absolute;
  z-index: 40;
  left: 0;
  top: 0;
  width: max-content;
  min-width: 200px;
  max-width: min(300px, calc(100vw - 16px));
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow-pop);
  font-size: 13px;
  pointer-events: none;
  transform-origin: var(--ox, 50%) bottom;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 140ms var(--ease-out), transform 180ms var(--ease-out);
}
.popover[data-side='bottom'] { transform-origin: var(--ox, 50%) top; }
.popover.open { opacity: 1; transform: none; }
.popover.instant { transition-duration: 0ms; }
.pop-head { margin-bottom: 6px; }
.pop-word { font: 500 17px/1.2 var(--font-text); }
.pop-row { display: flex; justify-content: space-between; gap: 16px; padding: 3px 6px; margin: 0 -6px; border-radius: 6px; color: var(--ink-2); }
.pop-row b { color: var(--ink); font-weight: 600; text-align: right; }
.pop-row em { font-style: normal; color: var(--ink-3); font-weight: 400; }
.pop-row.current { background: var(--surface-2); }
.pop-block { flex-direction: column; gap: 0; }
.pop-block b { text-align: left; }
.pop-err span { color: var(--err); }
.pop-var span { color: var(--var); }

/* ---- results pane --------------------------------------------------------- */

.pane-results {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  transition: opacity 200ms ease;
}
.pane-results.stale { opacity: 0.55; }
.tabs {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  gap: 2px;
  padding: 10px 12px 0;
  overflow-x: auto;
  scrollbar-width: none;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  border-radius: 18px 18px 0 0;
}
.tabs::-webkit-scrollbar { display: none; }
.tabs.overflow { mask-image: linear-gradient(to right, #000 calc(100% - 32px), transparent); -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 32px), transparent); }
.tabs.overflow.at-end { mask-image: none; -webkit-mask-image: none; }
.tab {
  flex: none;
  position: relative;
  height: 38px;
  padding: 0 10px;
  border: 0;
  background: transparent;
  color: var(--ink-3);
  font-size: 13.5px;
  font-weight: 550;
  cursor: pointer;
  transition: color 150ms ease;
}
.tab[aria-selected='true'] { color: var(--ink); }
@media (hover: hover) and (pointer: fine) { .tab:hover { color: var(--ink); } }
.tab-indicator {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transform-origin: left;
  opacity: 0;
  transition: transform 260ms var(--ease-out);
}
.tab-indicator.no-anim { transition: none; }

.panels { padding: 18px 20px 8px; }
.panel { display: none; }
.panel.active { display: block; animation: fade 140ms ease; }
@keyframes fade { from { opacity: 0; } }
.results-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 14px 12px 20px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-3);
}

/* ---- overview ------------------------------------------------------------- */

.ov-head {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-width: 0;
  padding: 14px 14px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), border-color 150ms ease, background-color 150ms ease;
}
.card:active { transform: scale(0.98); }
@media (hover: hover) and (pointer: fine) { .card:hover { border-color: var(--line-2); background: var(--bg); } }
.card-title { font-size: 12.5px; color: var(--ink-2); font-weight: 550; }
.card-value { font: 500 30px/1.15 var(--font-text); letter-spacing: -0.01em; font-variant-numeric: lining-nums tabular-nums; }
.card-value small { margin-left: 5px; font: 500 12px var(--font-ui); color: var(--ink-3); letter-spacing: 0; }
.card-detail { font-size: 12.5px; color: var(--ink-3); line-height: 1.4; }
.card-flag { margin-top: 6px; font-size: 11.5px; font-weight: 550; color: var(--warn-ink); background: var(--warn-bg); padding: 2px 7px; border-radius: 6px; }
.mini-levels { display: flex; gap: 1px; width: 100%; height: 5px; margin-top: 8px; border-radius: 3px; overflow: hidden; }
.mini-levels i { background: var(--hl); min-width: 0; }

/* First results only: the cards settle in, 40 ms apart. */
.workspace.entered .card { animation: rise 420ms var(--ease-out) both; }
.workspace.entered .card:nth-child(2) { animation-delay: 40ms; }
.workspace.entered .card:nth-child(3) { animation-delay: 80ms; }
.workspace.entered .card:nth-child(4) { animation-delay: 120ms; }
.workspace.entered .card:nth-child(5) { animation-delay: 160ms; }
.workspace.entered .card:nth-child(6) { animation-delay: 200ms; }
.workspace.entered .card:nth-child(7) { animation-delay: 240ms; }
.workspace.entered .card:nth-child(8) { animation-delay: 280ms; }
.workspace.entered .reader { animation: rise 420ms var(--ease-out) both; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }

/* ---- shared panel pieces --------------------------------------------------- */

.stat { display: flex; flex-direction: column; min-width: 0; }
.stat-label { font-size: 12px; color: var(--ink-3); }
.stat-value { font-size: 19px; font-weight: 550; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.stat-sub { font-size: 12px; color: var(--ink-3); line-height: 1.35; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 14px 16px;
  margin: 18px 0;
  padding: 14px 16px;
  background: var(--bg);
  border-radius: 12px;
}

.hero { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.hero-num { font: 500 46px/1 var(--font-text); letter-spacing: -0.02em; font-variant-numeric: lining-nums; }
.hero-text { display: flex; flex-direction: column; font-size: 13.5px; color: var(--ink-2); }
.hero-text b { color: var(--ink); font-size: 15px; font-weight: 600; }

.callout { margin: 0 0 16px; padding: 12px 14px; border-radius: 12px; background: var(--surface-2); font-size: 13.5px; }
.callout b { display: block; margin-bottom: 2px; }
.callout p { margin: 4px 0 10px; color: var(--ink-2); }
.callout ul { margin: 4px 0 0; padding-left: 18px; color: var(--ink-2); }
.callout.warn { background: var(--warn-bg); }
.callout.warn b, .callout.warn ul { color: var(--warn-ink); }

.rows { display: flex; flex-direction: column; margin: 4px -8px; }
.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(60px, 110px) minmax(64px, auto);
  align-items: center;
  gap: 14px;
  padding: 9px 8px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  text-align: left;
  width: 100%;
}
.row + .row { border-top: 1px solid var(--line); border-radius: 0; }
.row:not(:has(.row-viz)) { grid-template-columns: minmax(0, 1fr) minmax(64px, auto); }
.rows.compact .row { padding: 6px 8px; }
.row.dim { opacity: 0.5; }
.row.clickable { cursor: pointer; transition: background-color 150ms ease, transform 160ms var(--ease-out); }
.row.clickable:active:not(:disabled) { transform: scale(0.99); }
.row.clickable:disabled { cursor: default; }
@media (hover: hover) and (pointer: fine) { .row.clickable:not(:disabled):hover { background: var(--surface-2); border-radius: 10px; } }
.row-main { display: flex; flex-direction: column; min-width: 0; }
.row-name { font-weight: 550; font-size: 14px; }
.row-note { font-size: 12.5px; color: var(--ink-3); line-height: 1.4; overflow-wrap: anywhere; }
.row-val { display: flex; flex-direction: column; align-items: flex-end; text-align: right; }
.row-val b { font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }
.row-val span { font-size: 11.5px; color: var(--ink-3); white-space: nowrap; }
.ref-cite { font-weight: 400; font-size: 12px; color: var(--ink-3); }

.bar { display: block; height: 6px; border-radius: 3px; background: var(--surface-2); overflow: hidden; }
.bar-fill { display: block; height: 100%; border-radius: 3px; background: var(--ink-2); transform-origin: left; transform: scaleX(var(--v)); }
.bar.grade .bar-fill { background: var(--accent); }
.bar.ease .bar-fill { background: var(--ok); }
.bar.awl .bar-fill { background: var(--t3); }
.bar.md-ia .bar-fill { background: color-mix(in srgb, var(--md-ia) 100%, var(--accent) 30%); }
.bar.md-il .bar-fill { background: color-mix(in srgb, var(--md-il) 100%, var(--err) 25%); }
.bar.pos .bar-fill { background: var(--ink-3); }

.stack-wrap { margin: 2px 0 6px; }
.stack { display: flex; gap: 2px; height: 14px; border-radius: 7px; overflow: hidden; background: var(--surface-2); }
.stack .seg { min-width: 3px; background: var(--hl); box-shadow: inset 0 0 0 1.5px var(--hl-line, transparent); }
.stack .seg.cefr-off, .stack .seg.bnc-off, .stack .seg.ngsl-off { background: repeating-linear-gradient(135deg, transparent 0 3px, color-mix(in srgb, var(--hl-line) 35%, transparent) 3px 5px); box-shadow: none; }
.stack .seg.cefr-proper, .stack .seg.bnc-proper, .stack .seg.ngsl-proper { background: var(--surface-3); box-shadow: none; }
.stack-keys { display: flex; flex-wrap: wrap; gap: 2px 4px; margin-top: 8px; }
.stack-key {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 7px 0 5px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  font-size: 12.5px;
  color: var(--ink-2);
  cursor: pointer;
  transition: background-color 150ms ease, transform 160ms var(--ease-out);
}
.stack-key b { font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }
.stack-key:active:not(:disabled) { transform: scale(0.96); }
.stack-key:disabled { cursor: default; }
@media (hover: hover) and (pointer: fine) { .stack-key:not(:disabled):hover { background: var(--surface-2); } }

.level { margin-top: 18px; }
.level-head {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px -6px;
  padding: 3px 8px 3px 6px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  font-size: 13px;
  font-weight: 550;
  color: var(--ink-2);
  cursor: pointer;
  transition: background-color 150ms ease;
}
.level-head.static { cursor: default; }
@media (hover: hover) and (pointer: fine) { button.level-head:hover { background: var(--surface-2); } }
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 20px;
  padding: 0 6px;
  border-radius: 6px;
  background: var(--hl, var(--surface-2));
  box-shadow: inset 0 0 0 1px var(--hl-line, transparent);
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.chips { display: flex; flex-wrap: wrap; gap: 5px; }
.chip {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  font-size: 13px;
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease, transform 160ms var(--ease-out);
}
.chip:active { transform: scale(0.96); }
.chip.more { color: var(--accent); border-style: dashed; }
@media (hover: hover) and (pointer: fine) { .chip:hover { border-color: var(--line-2); background: var(--surface-2); } }
.chip-n { font-size: 11px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

.sub-h { margin: 20px 0 8px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.subnav { margin-bottom: 16px; }

.curve-wrap { position: relative; margin: 6px 0 4px; }
.curve { display: flex; align-items: flex-end; gap: 3px; height: 150px; }
.curve-col { flex: 1; display: flex; flex-direction: column; align-items: stretch; height: 100%; min-width: 0; }
.curve-track { position: relative; flex: 1; border-radius: 4px 4px 2px 2px; background: var(--surface-2); overflow: hidden; transform-origin: bottom; }
.curve-bar { position: absolute; left: 0; right: 0; bottom: 0; background: var(--surface-3); }
.curve-own { position: absolute; left: 0; right: 0; background: var(--accent); opacity: 0.85; }
.curve-label { height: 18px; padding-top: 3px; text-align: center; font-size: 10.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.curve-lines { position: absolute; inset: 0 0 18px 0; pointer-events: none; z-index: 1; }
.curve-lines span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(var(--y) * 100%);
  height: 13px;
  border-bottom: 1px dashed var(--ink-3);
  font-size: 10px;
  line-height: 12px;
  color: var(--ink-2);
  text-align: right;
}
.curve-lines span:nth-child(2) { text-align: left; }
.curve-lines span.floor { border-bottom: 0; height: auto; bottom: 0; top: auto; transform: translateY(100%); padding-top: 2px; text-align: left; color: var(--ink-3); display: none; }
.curve-axis { font-size: 11.5px; color: var(--ink-3); margin-top: 4px; }

.md-dim { margin-top: 14px; }
.md-dim-head {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 2px -6px;
  padding: 4px 8px 4px 6px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  text-align: left;
  cursor: pointer;
  transition: background-color 150ms ease;
}
@media (hover: hover) and (pointer: fine) { .md-dim-head:hover { background: var(--surface-2); } }

.spell-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; font-size: 13.5px; color: var(--ink-2); }
.fixes { display: flex; flex-direction: column; gap: 6px; }
.fix { display: grid; grid-template-columns: minmax(90px, auto) 16px 1fr; align-items: center; gap: 8px; }
.fix-word {
  justify-self: start;
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 3px 8px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  font: 500 16px/1.3 var(--font-text);
  text-decoration: underline wavy var(--err) 1.5px;
  text-underline-offset: 4px;
  text-decoration-skip-ink: none;
  cursor: pointer;
  transition: background-color 150ms ease;
}
.fix.var .fix-word { text-decoration-color: var(--var); }
.fix.name .fix-word { text-decoration-style: dotted; text-decoration-color: var(--name); }
@media (hover: hover) and (pointer: fine) { .fix-word:hover { background: var(--surface-2); } }
.fix-arrow { color: var(--ink-3); text-align: center; }
.fix-sugs { display: flex; flex-wrap: wrap; gap: 5px; }
.sug {
  padding: 3px 10px;
  border: 1px solid var(--accent-soft);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 550;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), background-color 150ms ease, color 150ms ease;
}
.sug:active { transform: scale(0.95); }
@media (hover: hover) and (pointer: fine) { .sug:hover { background: var(--accent); color: var(--accent-ink); } }
.empty-ok { display: flex; flex-direction: column; gap: 2px; padding: 14px 16px; border-radius: 12px; background: color-mix(in srgb, var(--ok) 10%, transparent); font-size: 13.5px; color: var(--ink-2); }
.empty-ok b { color: var(--ok); }

.ref { margin: 4px 0 18px; }
.ref-title { font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 26px; }
.ref-scale { position: relative; height: 10px; border-radius: 5px; background: var(--surface-2); }
.ref-band {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(var(--l) * 100%);
  width: calc(var(--w) * 100%);
  border-radius: 5px;
  background: var(--h2);
}
.ref-band.b1 { background: var(--h1); }
.ref-marker { position: absolute; top: -6px; bottom: -6px; left: calc(var(--l) * 100%); width: 2px; margin-left: -1px; background: var(--ink); border-radius: 1px; }
.ref-marker b { position: absolute; bottom: calc(100% + 2px); left: 50%; transform: translateX(-50%); font-size: 11.5px; }
.ref-keys { display: grid; gap: 4px; margin-top: 14px; font-size: 13px; }
.ref-key { display: grid; grid-template-columns: 12px minmax(0, 1fr) auto; align-items: center; gap: 8px; }
.ref-key-name { min-width: 0; }
.ref-key b { font-weight: 550; font-size: 12.5px; color: var(--ink-2); }
.ref-key b.pos-within { color: var(--ok); }
.ref-sw.b0 { --hl: var(--h2); }
.ref-sw.b1 { --hl: var(--h1); }
.ref .fine { margin-top: 10px; }

/* "About this measure": opens smoothly where the browser can size to content. */
.about { margin: 22px 0 12px; border-top: 1px solid var(--line); padding-top: 10px; }
.about summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  font-size: 13px;
  font-weight: 550;
  color: var(--ink-2);
  cursor: pointer;
  padding: 4px 0;
}
.about summary::-webkit-details-marker { display: none; }
.about summary::before {
  content: '';
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 200ms var(--ease-out);
}
.about[open] summary::before { transform: rotate(45deg) translate(-1px, -1px); }
.about-body { font-size: 13.5px; color: var(--ink-2); padding-top: 4px; }
.about-body p { margin: 0 0 8px; }
.about-body ul { margin: 0; padding-left: 18px; }
.about-body li + li { margin-top: 4px; }
@supports (interpolate-size: allow-keywords) {
  .about { interpolate-size: allow-keywords; }
  .about::details-content { height: 0; overflow: clip; opacity: 0; transition: height 240ms var(--ease-out), opacity 200ms ease, content-visibility 240ms allow-discrete; }
  .about[open]::details-content { height: auto; opacity: 1; }
}

/* Bars grow in the first time a panel is built. */
.panel.fresh .bar-fill { animation: grow-x 600ms var(--ease-out) both; }
.panel.fresh .curve-track { animation: grow-y 600ms var(--ease-out) both; }
@keyframes grow-x { from { transform: scaleX(0.02); } }
@keyframes grow-y { from { transform: scaleY(0.02); } }

/* ---- toast ------------------------------------------------------------------ */

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 50;
  max-width: calc(100vw - 32px);
  padding: 10px 16px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--bg);
  font-size: 13.5px;
  font-weight: 500;
  box-shadow: var(--shadow-pop);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, 12px);
  transition: opacity 180ms ease, transform 240ms var(--ease-out);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---- human check (Turnstile) ------------------------------------------------ */

/* Invisible unless Cloudflare asks for a click; then it rises like the toast. */
.challenge {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 49;
  display: grid;
  gap: 8px;
  justify-items: center;
  max-width: calc(100vw - 32px);
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow-pop);
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
  transform: translate(-50%, 12px);
  transition: opacity 180ms ease, transform 240ms var(--ease-out), visibility 0s 240ms;
}
.challenge.asking {
  pointer-events: auto;
  visibility: visible;
  opacity: 1;
  transform: translate(-50%, 0);
  transition: opacity 180ms ease, transform 240ms var(--ease-out);
}
.challenge-note { margin: 0; font-size: 13px; font-weight: 500; color: var(--ink-2); }

/* ---- small screens ------------------------------------------------------------ */

@media (max-width: 899px) {
  .topbar { padding: 14px 16px 4px; }
  .workspace { padding: 8px 16px 40px; gap: 16px; }
  #text { min-height: 44vh; padding: 20px 18px 10px; font-size: 18px; }
  .editor-bar { padding: 10px 10px 10px 18px; }
  .editor-msg { padding: 0 18px; }
  .editor-actions { width: 100%; justify-content: space-between; }
  .btn.primary { flex: 1; }
  .doc { padding: 20px 18px 32px; font-size: 18px; }
  .legend { padding: 2px 14px 10px; }
  .reader-bar { padding: 8px 10px 6px 12px; }
  .panels { padding: 16px 14px 8px; }
  .ov-head { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .intro h1 { font-size: 25px; }
  .toplinks { gap: 14px; }
}
@media (max-width: 899px) {
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 14px; gap: 14px 12px; }
}
@media (max-width: 359px) { .cards { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 480px) {
  .card { padding: 12px; }
  .card-value { font-size: 26px; }
  /* Rows keep their bar: it moves under the name and value. */
  .row { grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: 'main val' 'viz viz'; row-gap: 6px; }
  .row-main { grid-area: main; }
  .row-val { grid-area: val; }
  .row-viz { grid-area: viz; }
  .row:not(:has(.row-viz)) { grid-template-areas: 'main val'; }
  .btn-kbd { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
  .workspace.entered .card, .workspace.entered .reader { animation-name: fade; }
  .panel.fresh .bar-fill, .panel.fresh .curve-track { animation: none; }
  .menu, .popover, .toast { transform: none !important; }
  .btn:active, .card:active, .chip:active, .sug:active, .lens:active, .key:active { transform: none; }
}