/* ============================================================
   perfnyc — monochrome, hairline, no-scroll
   Hard rules: border-radius is 0 everywhere. Chroma is 0 everywhere.
   The viewport is the page: nothing ever scrolls.
   ============================================================ */

:root {
  color-scheme: light dark;

  /* achromatic ramp — chroma 0, no warm tint, no cream */
  --ground:      oklch(0.985 0 0);
  --ground-sunk: oklch(0.955 0 0);
  --ink:         oklch(0.175 0 0);
  --ink-soft:    oklch(0.415 0 0);   /* 6.9:1 on ground */
  --ink-faint:   oklch(0.520 0 0);   /* 4.8:1 on ground — meta only */
  --rule:        oklch(0.175 0 0 / 0.15);
  --rule-firm:   oklch(0.175 0 0 / 0.32);
  --flip-bg:     oklch(0.175 0 0);
  --flip-ink:    oklch(0.985 0 0);

  --font-title: ui-serif, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --font-ui: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --row-h: 46px;
  --pad: 20px;
  --hair: 1px;

  --z-overlay: 40;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 140ms;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground:      oklch(0.145 0 0);
    --ground-sunk: oklch(0.185 0 0);
    --ink:         oklch(0.960 0 0);
    --ink-soft:    oklch(0.740 0 0);
    --ink-faint:   oklch(0.620 0 0);
    --rule:        oklch(1 0 0 / 0.17);
    --rule-firm:   oklch(1 0 0 / 0.38);
    --flip-bg:     oklch(0.960 0 0);
    --flip-ink:    oklch(0.145 0 0);
  }
}

/* hairlines get finer where the display can render them */
@media (min-resolution: 2dppx) { :root { --hair: 0.5px; } }

*, *::before, *::after {
  box-sizing: border-box;
  border-radius: 0 !important;   /* hard rule of the brief */
}

html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;              /* hard rule of the brief */
  overscroll-behavior: none;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, input, select { font: inherit; color: inherit; background: none; border: 0; }
button { cursor: pointer; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: var(--hair); }

:focus-visible { outline: var(--hair) solid var(--ink); outline-offset: 2px; }

/* ============================================================ shell */

.app {
  height: 100dvh;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
}

/* ---------------------------------------------------- masthead */

.masthead {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 12px var(--pad) 11px;
  border-bottom: var(--hair) solid var(--rule-firm);
}

.wordmark {
  font-family: var(--font-title);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin: 0;
  white-space: nowrap;
}
.wordmark em { font-style: italic; }

.masthead .tally {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.masthead .spacer { flex: 1; }

.masthead .contact {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-decoration: none;
  padding: 3px 10px;
  border: var(--hair) solid var(--rule-firm);
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.masthead .contact:hover,
.masthead .contact:focus-visible { color: var(--flip-ink); background: var(--flip-bg); }

.masthead .stamp {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ---------------------------------------------------- filter band */

.band {
  display: flex;
  align-items: stretch;
  border-bottom: var(--hair) solid var(--rule);
  min-height: 40px;
}

.search {
  flex: 0 0 clamp(180px, 22vw, 300px);
  display: flex;
  align-items: center;
  border-right: var(--hair) solid var(--rule);
  padding: 0 var(--pad);
}
.search input {
  width: 100%;
  font-size: 13px;
  letter-spacing: 0.01em;
  padding: 8px 0;
}
.search input::placeholder { color: var(--ink-faint); opacity: 1; }

.chips {
  display: flex;
  align-items: stretch;
  flex: 1;
  min-width: 0;
}

.chip {
  padding: 0 14px;
  font-size: 11.5px;
  letter-spacing: 0.045em;
  text-transform: lowercase;
  color: var(--ink-faint);
  border-right: var(--hair) solid var(--rule);
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.chip:hover { color: var(--ink); }
.chip[aria-pressed="true"] {
  background: var(--flip-bg);
  color: var(--flip-ink);
}

.chip.when { letter-spacing: 0.06em; }

/* "When" is one choice, "Form" is many. Labelling and separating the two
   groups is the whole fix: unlabelled chips in one row read as one set. */
.chip-label {
  display: flex;
  align-items: center;
  padding: 0 12px 0 14px;
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border-right: var(--hair) solid var(--rule);
  white-space: nowrap;
  user-select: none;
}
.chip-label.is-firm { border-left: var(--hair) solid var(--rule-firm); }

.band .clear {
  margin-left: auto;
  padding: 0 var(--pad);
  font-size: 11.5px;
  letter-spacing: 0.045em;
  color: var(--ink-faint);
  border-left: var(--hair) solid var(--rule);
}
.band .clear:hover { color: var(--ink); }

.band .filters-toggle { display: none; }

/* ---------------------------------------------------- panes */

.panes {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  min-height: 0;
  overflow: hidden;
}

/* ---------------------------------------------------- map */

.map   { grid-area: map; }
.index { grid-area: index; }
.detail { grid-area: detail; }

.panes { grid-template-areas: "index detail"; }

/* Wide: three equal columns, map on the far left. */
@media (min-width: 1150px) {
  body[data-map="on"] .panes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas: "map index detail";
  }
}

/* Medium (no room for three columns, but the detail must stay visible):
   the left column splits vertically — map above, list below. */
@media (min-width: 900px) and (max-width: 1149px) {
  body[data-map="on"] .panes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    grid-template-rows: minmax(0, 1fr) minmax(0, 1.25fr);
    grid-template-areas: "map detail" "index detail";
  }
  body[data-map="on"] .map {
    display: grid;
    border-bottom: var(--hair) solid var(--rule-firm);
  }
}

.map {
  display: none;
  min-height: 0;
  overflow: hidden;
  border-right: var(--hair) solid var(--rule-firm);
  padding: 16px;
  position: relative;
  place-items: center;
}
@media (min-width: 1150px) {
  body[data-map="on"] .map { display: grid; }
}

.map svg {
  width: 100%;
  height: 100%;
  max-height: 100%;
  display: block;
  cursor: grab;
  /* The map owns its gestures: without this, a two-finger pinch would try to
     zoom the document, which is the one thing this page must never do. */
  touch-action: none;
}
.map svg.is-panning { cursor: grabbing; }

.boro {
  fill: var(--ground-sunk);
  stroke: var(--rule-firm);
  stroke-width: 1.4;
  vector-effect: non-scaling-stroke;
  transition: fill var(--dur) var(--ease);
}
.boro.is-lit { fill: var(--ink-faint); fill-opacity: 0.18; }

/* ---- progressive detail: parks, neighbourhoods, streets.
   Every stroke is non-scaling, so a hairline stays a hairline at 60x. */

.lyr { pointer-events: none; }

.park {
  fill: var(--ink-faint);
  fill-opacity: 0.09;
  stroke: none;
}

.nta {
  fill: none;
  stroke: var(--rule-firm);
  stroke-width: 0.6;
  stroke-opacity: 0.75;
  vector-effect: non-scaling-stroke;
}

/* La regió: hi és, però no és el subjecte. Terra un pas més clara que la
   ciutat i el contorn més fi, perquè Nova York segueixi manant la lectura. */
.town {
  fill: var(--ground-sunk);
  fill-opacity: 0.45;
  stroke: var(--rule);
  stroke-width: 0.7;
  vector-effect: non-scaling-stroke;
}

.town-label {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  fill: var(--ink-faint);
  text-anchor: middle;
  pointer-events: none;
  user-select: none;
  paint-order: stroke;
  stroke: var(--ground);
  stroke-width: 2.5px;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.road { fill: none; vector-effect: non-scaling-stroke; stroke: var(--ink-faint); }
.road.street { stroke-width: 0.5; stroke-opacity: 0.5; }
.road.r30    { stroke-width: 0.6; stroke-opacity: 0.65; }
.road.r20    { stroke-width: 0.7; stroke-opacity: 0.8; }
.road.r10    { stroke-width: 0.9; stroke-opacity: 0.95; }

.boro-label {
  font-family: var(--font-ui);
  font-size: 15px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  fill: var(--ink-faint);
  text-anchor: middle;
  pointer-events: none;
  user-select: none;
  transition: opacity var(--dur) var(--ease);
}

.nta-label {
  font-family: var(--font-ui);
  font-size: 9.5px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  fill: var(--ink-soft);
  text-anchor: middle;
  pointer-events: none;
  user-select: none;
  paint-order: stroke;
  stroke: var(--ground);
  stroke-width: 2.5px;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}
.nta-label.is-park { letter-spacing: 0.14em; fill: var(--ink-faint); }

.pin-label {
  font-family: var(--font-ui);
  font-size: 8px;
  letter-spacing: 0.02em;
  fill: var(--ink);
  text-anchor: start;
  pointer-events: none;
  user-select: none;
  paint-order: stroke;
  stroke: var(--ground);
  stroke-width: 2.5px;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.map-zoom {
  position: absolute;
  top: 16px; right: 16px;
  display: grid;
  border: var(--hair) solid var(--rule-firm);
  background: var(--ground);
}
.map-zoom button {
  width: 26px; height: 26px;
  font-size: 13px;
  line-height: 1;
  color: var(--ink-faint);
  background: none;
  border: 0;
  border-bottom: var(--hair) solid var(--rule);
  cursor: pointer;
}
.map-zoom button:last-child { border-bottom: 0; font-size: 10px; }
.map-zoom button:hover { color: var(--ink); background: var(--ground-sunk); }
.map-zoom button:disabled { opacity: 0.32; cursor: default; background: none; }

.pin {
  fill: var(--ink-soft);
  stroke: var(--ground);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  transition: fill var(--dur) var(--ease);
}
.pin.is-approx { fill: none; stroke: var(--ink-faint); stroke-width: 1.4; }
.pin.is-lit { fill: var(--ink); stroke: var(--ground); }

/* Tot el que fa es rebre el ratolí: no pinta res. */
.pin-hit { fill: transparent; stroke: none; cursor: pointer; }

/* La creu passa per damunt del punt que assenyala. Sense això s'emporta el
   clic que anava al punt, i clicar al mapa no seleccionava res. */
.crosshair {
  stroke: var(--ink);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  pointer-events: none;
}

.map-note {
  position: absolute;
  left: 16px; bottom: 12px;
  margin: 0;
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}

.map-toggle {
  padding: 0 14px;
  font-size: 11.5px;
  letter-spacing: 0.045em;
  color: var(--ink-faint);
  border-left: var(--hair) solid var(--rule);
  white-space: nowrap;
}
.map-toggle:hover { color: var(--ink); }
.map-toggle[aria-pressed="true"] { background: var(--flip-bg); color: var(--flip-ink); }

/* The map never covers the list: where there is no room beside it, it takes
   a share of the height instead. */

.index {
  min-height: 0;
  overflow: hidden;
  border-right: var(--hair) solid var(--rule-firm);
  display: flex;
  flex-direction: column;
}

/* La vista de tres setmanes és l'única que corre — i corre DINS del panell,
   mai el document: la pàgina segueix sense fer scroll a cap format. */
body[data-flow="scroll"] .rows {
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--rule-firm) transparent;
}
body[data-flow="scroll"] .pager .step,
body[data-flow="scroll"] .pager .keys kbd:nth-child(3),
body[data-flow="scroll"] .pager .keys kbd:nth-child(4) { display: none; }

.wk {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ground);
  padding: 10px 12px 5px;
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border-bottom: var(--hair) solid var(--rule-firm);
}
.wk:first-child { padding-top: 4px; }

.index-head,
.row {
  display: grid;
  grid-template-columns: 136px minmax(0, 1fr) minmax(0, 170px) 92px;
  align-items: center;
  gap: 18px;
  padding: 0 var(--pad);
}

.index-head {
  height: 26px;
  font-size: 10px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border-bottom: var(--hair) solid var(--rule);
  flex: 0 0 auto;
}

.rows { flex: 1 1 auto; min-height: 0; overflow: hidden; }

.row {
  height: var(--row-h);
  width: 100%;
  text-align: left;
  border-bottom: var(--hair) solid var(--rule);
  transition: background var(--dur) var(--ease);
}
.row:hover { background: var(--ground-sunk); }
.row[aria-current="true"] {
  background: var(--flip-bg);
  color: var(--flip-ink);
}
.row[aria-current="true"] .r-venue,
.row[aria-current="true"] .r-form,
.row[aria-current="true"] .r-when { color: var(--flip-ink); opacity: 0.72; }

.r-when {
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
  min-width: 0;
}
.r-title {
  font-family: var(--font-title);
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: -0.005em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.r-venue, .r-form {
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--ink-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.r-form { text-align: right; }

.rows .empty {
  padding: calc(var(--pad) * 2) var(--pad);
  font-size: 13px;
  color: var(--ink-faint);
  max-width: 46ch;
}

/* ---------------------------------------------------- detail */

.detail {
  min-height: 0;
  overflow: hidden;
  padding: 26px calc(var(--pad) + 6px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Image of the piece. Rendered greyscale so a colour poster still reads as
   part of a monochrome page; the hairline frame is the only chrome. */
.shot {
  margin: 0;
  flex: 0 0 auto;
  height: clamp(110px, 21vh, 240px);
  border: var(--hair) solid var(--rule-firm);
  overflow: hidden;
  background: var(--ground-sunk);
}
.shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(1) contrast(1.04);
}

.detail .kicker {
  font-size: 10.5px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex;
  gap: 10px;
  align-items: center;
  flex: 0 0 auto;
}
.detail .kicker span { white-space: nowrap; }
.detail .kicker i { flex: 1; height: var(--hair); background: var(--rule); font-style: normal; }

.detail h2 {
  font-family: var(--font-title);
  font-weight: 400;
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.12;
  letter-spacing: -0.018em;
  margin: 0;
  text-wrap: balance;
  flex: 0 0 auto;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.facts {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 0;
  border-top: var(--hair) solid var(--rule);
  flex: 0 0 auto;
}
.facts dt, .facts dd {
  margin: 0;
  padding: 7px 0;
  border-bottom: var(--hair) solid var(--rule);
  font-size: 12.5px;
  min-width: 0;
}
.facts dt {
  font-size: 10.5px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-top: 9px;
}
.facts dd { color: var(--ink-soft); overflow: hidden; text-overflow: ellipsis; }

.blurb {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 68ch;
  margin: 0;
  /* Height is set in px by fitBlurb() to an exact number of lines. Letting
     flex size this box is what produced sliced half-lines. */
  flex: 0 0 auto;
  min-height: 0;
  display: -webkit-box;
  -webkit-line-clamp: var(--blurb-lines, 6);
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.detail .go {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  padding: 9px 16px;
  border: var(--hair) solid var(--rule-firm);
  font-size: 11.5px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.detail .go:hover { background: var(--flip-bg); color: var(--flip-ink); }

.detail .provenance {
  flex: 0 0 auto;
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  border-top: var(--hair) solid var(--rule);
  padding-top: 9px;
}

.detail.is-empty { justify-content: center; }
.detail.is-empty .placeholder {
  font-family: var(--font-title);
  font-size: 15px;
  font-style: italic;
  color: var(--ink-faint);
  max-width: 34ch;
}

.detail .close { display: none; }

/* ---------------------------------------------------- pager */

.pager {
  display: flex;
  align-items: center;
  gap: 4px;
  border-top: var(--hair) solid var(--rule-firm);
  padding: 0 var(--pad);
  min-height: 38px;
}
.pager .step {
  padding: 9px 12px;
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  transition: color var(--dur) var(--ease);
}
.pager .step:hover:not(:disabled) { color: var(--ink); }
.pager .step:disabled { color: var(--ink-faint); opacity: 0.4; cursor: default; }
.pager .count {
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  padding: 0 8px;
}
.pager .keys {
  margin-left: auto;
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
  white-space: nowrap;
}
.pager .keys kbd {
  font: inherit;
  border: var(--hair) solid var(--rule);
  padding: 1px 5px;
  margin: 0 1px;
}

/* ============================================================ 4:3 and squarer
   Less horizontal room: drop the form column, tighten the split. */

@media (max-aspect-ratio: 3/2) and (min-width: 900px) {
  .panes { grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr); }
  .index-head, .row {
    grid-template-columns: 122px minmax(0, 1fr) minmax(0, 132px);
    gap: 14px;
  }
  .r-form { display: none; }
}

/* With the map taking a third, the list loses the form column so the title
   keeps room to breathe. */
@media (min-width: 1150px) {
  body[data-map="on"] .index-head,
  body[data-map="on"] .row {
    grid-template-columns: 122px minmax(0, 1fr) minmax(0, 128px);
    gap: 14px;
  }
  body[data-map="on"] .r-form { display: none; }
}

/* ============================================================ narrow / phone
   One column. Detail becomes a full-viewport overlay, still no scroll. */

@media (max-width: 899px) {
  /* Denser rows: smaller type buys roughly a third more listings per screen,
     which matters most here because the map takes half the height. */
  :root { --row-h: 44px; --pad: 14px; }

  .masthead .tally { display: none; }
  .masthead { padding-top: 10px; padding-bottom: 9px; }
  .wordmark { font-size: 17px; }
  .masthead .stamp { font-size: 10px; }
  /* Al telèfon la data de construcció importa menys que poder escriure. */
  .masthead .contact { font-size: 10px; padding: 2px 8px; }

  /* Map above, list below. The list gets the larger share so that hiding the
     map is an option, not a necessity. */
  body[data-map="on"] .panes {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 0.92fr) minmax(0, 1.08fr);
    grid-template-areas: "map" "index";
  }
  body[data-map="on"] .map {
    display: grid;
    border-right: 0;
    border-bottom: var(--hair) solid var(--rule-firm);
    padding: 10px;
  }
  body[data-map="on"] .map-note { left: 12px; bottom: 6px; font-size: 9.5px; }

  /* Landscape phone: stacking would leave three rows visible. Side by side
     instead — the map is squarish, so it costs width, not height. */
  @media (min-aspect-ratio: 1/1) {
    body[data-map="on"] .panes {
      grid-template-columns: minmax(0, 0.75fr) minmax(0, 1fr);
      grid-template-rows: minmax(0, 1fr);
      grid-template-areas: "map index";
    }
    body[data-map="on"] .map {
      border-bottom: 0;
      border-right: var(--hair) solid var(--rule-firm);
    }
  }

  .band { min-height: 44px; }
  .search { flex: 1; border-right: 0; }
  .chips { display: none; }
  .band .clear { display: none; }
  .band .filters-toggle,
  .band .map-toggle {
    display: block;
    padding: 0 var(--pad);
    font-size: 11.5px;
    letter-spacing: 0.05em;
    border-left: var(--hair) solid var(--rule);
    color: var(--ink-soft);
  }

  .panes { grid-template-columns: minmax(0, 1fr); }
  .index { border-right: 0; }

  .index-head { display: none; }

  .row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: auto auto;
    gap: 1px 10px;
    align-content: center;
    padding-top: 6px;
    padding-bottom: 6px;
  }
  .r-when { grid-column: 2; grid-row: 1; text-align: right; font-size: 10.5px; }
  .r-title { grid-column: 1; grid-row: 1; font-size: 14.5px; line-height: 1.15; }
  .r-venue { grid-column: 1 / -1; grid-row: 2; font-size: 10.5px; }
  .r-form { display: none; }

  .detail {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background: var(--ground);
    padding: 18px var(--pad) calc(18px + env(safe-area-inset-bottom));
    transform: translateY(100%);
    visibility: hidden;
    transition: transform 220ms var(--ease), visibility 220ms;
  }
  .detail.is-open { transform: translateY(0); visibility: visible; }
  .detail.is-empty { display: none; }

  .detail .close {
    display: block;
    align-self: flex-start;
    padding: 8px 0;
    font-size: 11.5px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--ink-faint);
    flex: 0 0 auto;
  }

  .pager { min-height: 46px; }
  .pager .keys { display: none; }

  /* filters open as a full-viewport sheet — a grid, never a scroller */
  .sheet {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background: var(--ground);
    display: none;
    grid-template-rows: auto minmax(0, 1fr) auto;
  }
  .sheet.is-open { display: grid; }
  .sheet-head, .sheet-foot {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px var(--pad);
    font-size: 11.5px; letter-spacing: 0.07em; text-transform: uppercase;
    color: var(--ink-faint);
  }
  .sheet-head { border-bottom: var(--hair) solid var(--rule-firm); }
  .sheet-foot { border-top: var(--hair) solid var(--rule-firm); }
  .sheet-body {
    min-height: 0; overflow: hidden;
    display: grid; grid-template-columns: 1fr 1fr;
    align-content: start;
  }
  .sheet-body .chip {
    display: block; width: 100%; text-align: left;
    padding: 15px var(--pad);
    border-bottom: var(--hair) solid var(--rule);
    border-right: var(--hair) solid var(--rule);
    font-size: 13px; text-transform: none; letter-spacing: 0.02em;
  }
  .sheet-body .chip-label {
    grid-column: 1 / -1;
    padding: 14px var(--pad) 6px;
    border-right: 0;
    border-top: var(--hair) solid var(--rule-firm);
  }
  .sheet-body .chip-label:first-child { border-top: 0; }
}

/* very short viewports (landscape phone): shrink the furniture, keep the rules */
@media (max-height: 460px) {
  :root { --row-h: 38px; }
  .masthead { padding-top: 7px; padding-bottom: 6px; }
  .wordmark { font-size: 16px; }
  .detail { padding-top: 14px; gap: 9px; }
  .detail h2 { -webkit-line-clamp: 2; }
}

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