/* ==========================================================================
   Font specimen pages (fonts/diba, fonts/nohadra). Builds on css/main.css
   (tokens, topbar, eyebrow). Each page sets, on :root:
     --sp-font        active font family (switched by specimen.js)
     --sp-stroke      hairline stroke hiding seams between abutting glyphs
     --sp-hero-fit    hero word width in em at full stretch, plus margin
     --sp-base        baseline depth in em below the line top at line-height 1
     --sp-pad-top     inspector glyph offset from the top of its box
     --sp-metrics-h   inspector box height
     --sp-metrics-size inspector glyph size
   ========================================================================== */

.dz-font,
.dz-hero-word {
  font-family: var(--sp-font), serif;
  font-weight: 400;
  -webkit-text-stroke: var(--sp-stroke, 0) currentColor;
}

.dz-note {
  font-size: 15px;
  color: var(--text-muted);
}

/* ---- Hero ---------------------------------------------------------------- */
.dz-hero { padding-top: 8px; padding-bottom: 32px; }
.dz-hero > .eyebrow:first-child { margin-top: 24px; }

.dz-hero-stage {
  /* Wide enough for the word at full stretch (~3.9em). */
  --hero-size: min(210px, calc((100vw - 2 * var(--pad)) / var(--sp-hero-fit)));
  font-size: var(--hero-size);
  height: 1.45em;
  position: relative;
  margin-top: 8px;
}
.dz-hero-word {
  position: absolute;
  top: 0.05em;
  right: 0;
  margin: 0;
  font-size: 1em;
  line-height: 1;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.45s ease;
}
.dz-hero-word.is-active { opacity: 1; }

.dz-hero-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 16px;
}
.dz-hero-controls .dz-slider { max-width: 320px; min-width: 180px; }
.dz-style-switch { display: flex; gap: 0; }
.dz-style-switch .dz-chip + .dz-chip { border-left: 0; }
.dz-hero-controls .dz-slider { flex: 1; }

.dz-hero-lede {
  margin-top: 24px;
  min-height: 0;
}
.dz-inline-syr {
  font-family: var(--sp-font), serif;
  font-size: 1.15em;
  unicode-bidi: isolate;
  white-space: nowrap;
}

.dz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.dz-btn {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 16px;
  border: 1.5px solid var(--text);
  color: var(--text);
  background: var(--bg);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: background 0.15s ease, color 0.15s ease;
}
.dz-btn:hover,
.dz-btn--solid { background: var(--text); color: var(--bg); }
.dz-btn--solid:hover { background: var(--bg); color: var(--text); }

.dz-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 28px 0 0;
  border: 1.5px solid var(--text);
}
.dz-facts > div { padding: 10px 14px; }
.dz-facts > div + div { border-left: 1.5px solid var(--text); }
.dz-facts dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.dz-facts dd { margin: 2px 0 0; font-size: 15px; font-weight: 600; }
@media (max-width: 640px) {
  .dz-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dz-facts > div:nth-child(3) { border-left: 0; }
  .dz-facts > div:nth-child(n + 3) { border-top: 1.5px solid var(--text); }
}

/* ---- Ticker ---------------------------------------------------------------- */
.dz-ticker {
  background: var(--text);
  color: var(--bg);
  overflow: hidden;
  padding: 14px 0 22px;
  margin: 8px 0 24px;
}
.dz-ticker-track {
  display: flex;
  width: max-content;
  font-size: 44px;
  line-height: 1.2;
  white-space: nowrap;
  animation: dz-ticker 60s linear infinite;
}
.dz-ticker-track span { padding: 0 0.6em; }
@keyframes dz-ticker {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}

/* ---- Controls ---------------------------------------------------------------- */
.dz-slider {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.dz-slider-label {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.dz-slider output {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text);
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 22px;
  margin: 0;
  background: transparent;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 1.5px;
  background: var(--text);
}
input[type="range"]::-moz-range-track {
  height: 1.5px;
  background: var(--text);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  margin-top: -7.25px;
  background: var(--text);
  border: 0;
  border-radius: 0;
  transition: transform 0.12s ease;
}
input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--text);
  border: 0;
  border-radius: 0;
}
input[type="range"]:active::-webkit-slider-thumb { transform: scale(1.25) rotate(45deg); }
input[type="range"]:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 4px; }

.dz-chip {
  appearance: none;
  height: 32px;
  padding: 0 12px;
  border: 1.5px solid var(--text);
  border-radius: 0;
  background: var(--bg);
  color: var(--text);
  font: 700 12px/1 var(--font-sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
}
.dz-chip:hover { background: var(--bg-elevated); }
.dz-chip[aria-pressed="true"] { background: var(--text); color: var(--bg); }

/* ---- Tester ---------------------------------------------------------------- */
.dz-tester {
  border: 1.5px solid var(--text);
}
.dz-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 16px 24px;
  align-items: end;
  padding: 14px 16px;
  border-bottom: 1.5px solid var(--text);
}
.dz-toggles { display: flex; gap: 6px; flex-wrap: wrap; }
/* Fonts with OpenType feature toggles get the toggles on their own row. */
.dz-controls.has-features { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.dz-controls.has-features .dz-toggles { grid-column: 1 / -1; }
@media (max-width: 760px) {
  .dz-controls.has-features { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .dz-controls { grid-template-columns: minmax(0, 1fr); }
}

.dz-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 16px;
  border-bottom: 1.5px solid var(--text);
}
.dz-preset {
  appearance: none;
  border: 0;
  background: none;
  padding: 2px 6px;
  font: 600 13px/1.4 var(--font-sans);
  color: var(--text-muted);
  cursor: pointer;
}
.dz-preset:hover { color: var(--text); }
.dz-preset.is-active { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }

.dz-stage {
  --size: 72px;
  --leading: 1.45;
  font-size: var(--size);
  line-height: var(--leading);
  min-height: 3.2em;
  max-height: 80vh;
  white-space: pre-wrap;
  overflow-y: auto;
  padding: 0.25em 16px 0.35em;
  outline: none;
  overflow-wrap: anywhere;
  text-align: right;
  background: var(--bg);
  color: var(--text);
  caret-color: var(--text);
  transition: background 0.25s ease, color 0.25s ease;
}
.dz-tester.is-inverted .dz-stage { background: var(--text); color: var(--bg); caret-color: var(--bg); }
.dz-stage:focus-visible { box-shadow: inset 0 0 0 2px var(--text); }
.dz-tester.is-inverted .dz-stage:focus-visible { box-shadow: inset 0 0 0 2px var(--bg); }

.dz-keypad {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  direction: rtl;
  gap: 6px;
  padding: 12px 16px 14px;
  border-top: 1.5px solid var(--text);
}
.dz-keypad[hidden] { display: none; }
.dz-key {
  appearance: none;
  min-width: 38px;
  height: 38px;
  padding: 0 8px;
  border: 1.5px solid var(--text);
  border-radius: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sp-font), serif;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.dz-key:hover { background: var(--text); color: var(--bg); }
.dz-key--wide { font: 700 12px/1 var(--font-sans); letter-spacing: 0.04em; text-transform: uppercase; min-width: 72px; }

/* ---- Inspector ---------------------------------------------------------------- */
.dz-inspector {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  border: 1.5px solid var(--text);
}
@media (max-width: 760px) {
  .dz-inspector { grid-template-columns: minmax(0, 1fr); }
  .dz-forms { border-left: 0 !important; border-top: 1.5px solid var(--text); }
}
.dz-inspect-main { position: relative; padding: 0 0 12px; }

/* With line-height 1 the baseline sits --sp-base below the line top, so
   each guide sits at (--sp-base - value/1000)em below the glyph's top. */
.dz-metrics {
  --pad-top: var(--sp-pad-top);
  font-size: var(--sp-metrics-size);
  height: var(--sp-metrics-h);
  position: relative;
  overflow: hidden;
}
.dz-mline {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--pad-top) + (var(--sp-base) - var(--v)) * 1em);
  border-top: 1px dashed var(--border);
}
.dz-mline--base { border-top: 1.5px solid var(--text); }
.dz-mline span {
  position: absolute;
  left: 12px;
  top: 3px;
  font: 500 11px/1 var(--font-mono);
  color: var(--text-muted);
  white-space: nowrap;
}
.dz-big-glyph {
  position: absolute;
  top: var(--pad-top);
  left: 50%;
  transform: translateX(-50%);
  line-height: 1;
  white-space: nowrap;
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.dz-big-glyph.is-swapping { opacity: 0; transform: translate(-50%, 0.04em); }

/* Design grid overlay; specimen.js sets the unit and aligns one line
   with the baseline and one with the glyph's design edge. */
.has-grid {
  background-image:
    linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
  background-size: var(--grid-unit) var(--grid-unit);
  background-position: var(--grid-x) var(--grid-y);
  --grid-color: rgba(0, 0, 0, 0.12);
}
.dz-hero-stage.has-grid { --grid-color: rgba(0, 0, 0, 0.09); }
.dz-inspect-tools { position: absolute; top: 10px; right: 10px; z-index: 1; }
.dz-inspect-tools [hidden] { display: none; }

.dz-inspect-info { padding: 0 16px; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.dz-inspect-name { font-size: 22px; font-weight: 800; }
.dz-inspect-meta { font: 500 13px/1.3 var(--font-mono); color: var(--text-muted); text-align: right; }

.dz-forms {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-left: 1.5px solid var(--text);
}
.dz-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px 8px;
  min-height: 140px;
}
.dz-form:nth-child(odd) { border-right: 1.5px solid var(--text); }
.dz-form:nth-child(n + 3) { border-top: 1.5px solid var(--text); }
.dz-form-glyph { font-size: 68px; line-height: 1.25; }
.dz-form-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.dz-form.is-na .dz-form-glyph { opacity: 0.12; }

.dz-glyph-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--sp-cell-min, 64px), 1fr));
  direction: rtl;
  margin-top: 12px;
  border-top: 1.5px solid var(--text);
  border-right: 1.5px solid var(--text);
}
.dz-glyph-cell {
  appearance: none;
  position: relative;
  aspect-ratio: 1;
  border: 0;
  border-left: 1.5px solid var(--text);
  border-bottom: 1.5px solid var(--text);
  border-radius: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sp-font), serif;
  font-size: 34px;
  line-height: 1;
  padding: 0 0 6px;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease;
}
.dz-glyph-cell::after {
  content: attr(data-cp);
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  font: 500 9px/1 var(--font-mono);
  color: var(--text-muted);
  direction: ltr;
}
.dz-glyph-cell:hover { background: var(--bg-elevated); }
.dz-glyph-cell.is-active { background: var(--text); color: var(--bg); }
.dz-glyph-cell.is-active::after { color: var(--bg); opacity: 0.7; }

/* ---- Waterfall ---------------------------------------------------------------- */
.dz-waterfall { border-top: 1.5px solid var(--text); }
.dz-wf-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
  padding: 6px 0;
}
.dz-wf-size { font: 500 12px/1 var(--font-mono); color: var(--text-muted); }
.dz-wf-text {
  white-space: nowrap;
  overflow: hidden;
  line-height: 1.5;
  text-align: right;
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 48px);
  mask-image: linear-gradient(to right, transparent 0, #000 48px);
}

/* ---- Joins ---------------------------------------------------------------- */
.dz-join-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  direction: rtl;
  margin-top: 12px;
  border-top: 1.5px solid var(--text);
  border-right: 1.5px solid var(--text);
}
.dz-join {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 6px 8px;
  border-left: 1.5px solid var(--text);
  border-bottom: 1.5px solid var(--text);
  transition: background 0.12s ease, color 0.12s ease;
}
.dz-join:hover { background: var(--text); color: var(--bg); }
.dz-join:hover .dz-join-label { color: var(--bg); }
.dz-join-text { font-size: 34px; line-height: 1.5; white-space: nowrap; }
.dz-join-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ---- Marks ---------------------------------------------------------------- */
.dz-marks-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.dz-carrier { display: flex; gap: 6px; }
.dz-carrier .dz-chip { font-family: var(--sp-font), serif; font-size: 24px; text-transform: none; min-width: 40px; }
.dz-mark-group {
  margin-top: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.dz-mark-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  margin-top: 12px;
  border-top: 1.5px solid var(--text);
  border-left: 1.5px solid var(--text);
}
.dz-mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 6px 10px;
  border-right: 1.5px solid var(--text);
  border-bottom: 1.5px solid var(--text);
}
.dz-mark-glyph { font-size: var(--sp-mark-size, 64px); line-height: 1.5; }
.dz-mark-name { font-size: 12px; font-weight: 700; text-align: center; }
.dz-mark-cp { font: 500 10px/1 var(--font-mono); color: var(--text-muted); }

/* ---- Punctuation ---------------------------------------------------------- */
/* Cells carry all four borders and overlap their neighbours', so a
   partly filled row leaves no stray border. */
.dz-punct {
  display: flex;
  flex-wrap: wrap;
  direction: rtl;
  padding: 0 0 1.5px 1.5px;
}
.dz-punct > div {
  width: 96px;
  height: 96px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--text);
  margin: 0 0 -1.5px -1.5px;
}
.dz-punct .dz-p-glyph { font-size: 52px; line-height: 1.1; }
.dz-punct .dz-mark-cp { direction: ltr; }

/* ---- Reveal ---------------------------------------------------------------- */
.dz-reveal { transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1); }
.dz-reveal.is-hidden { opacity: 0; transform: translateY(24px); }

@media (prefers-reduced-motion: reduce) {
  .dz-ticker-track { animation: none; }
  .dz-reveal, .dz-big-glyph { transition: none; }
}

.site-footer a { color: inherit; }