/* Pen & Paper — editorial design system */

:root {
  /* Ink palette */
  --paper: oklch(97.2% 0.008 82);          /* ivory */
  --paper-2: oklch(94.5% 0.012 82);        /* deeper ivory */
  --paper-3: oklch(91% 0.014 82);          /* card cream */
  --ink: oklch(18% 0.018 255);              /* deep ink black-blue */
  --ink-2: oklch(32% 0.018 255);            /* secondary ink */
  --ink-mute: oklch(54% 0.012 80);          /* warm gray */
  --hairline: oklch(82% 0.012 80);          /* subtle rule */
  --hairline-strong: oklch(70% 0.012 80);

  --oxblood: oklch(38% 0.11 24);            /* burgundy accent */
  --sapphire: oklch(34% 0.095 255);         /* ink blue accent */
  --moss: oklch(40% 0.06 130);              /* sage tertiary */

  /* Type */
  --font-display: "Cormorant Garamond", "Cormorant", "Garamond", serif;
  --font-sans: "Helvetica Neue", "Helvetica", "Arial", sans-serif;
  --font-mono: "IBM Plex Mono", "Menlo", monospace;

  /* Type scale */
  --fs-mono: 10.5px;
  --fs-body: 15px;
  --fs-small: 13px;

  /* Layout */
  --max: 1440px;
  --pad-x: clamp(24px, 4vw, 72px);
  --rule: 1px solid var(--hairline);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--paper); color: var(--ink); }
body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }

/* ───── primitives ───── */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad-x); }
.mono { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.08em; text-transform: uppercase; }
.serif { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.01em; }
.italic { font-style: italic; }
.muted { color: var(--ink-mute); }
.hairline { height: 1px; background: var(--hairline); width: 100%; }
.hairline-strong { height: 1px; background: var(--ink); width: 100%; }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ───── top bar ───── */
.topbar {
  border-bottom: var(--rule);
  background: var(--paper);
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(8px);
  background: color-mix(in oklch, var(--paper) 92%, transparent);
}
.topbar-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 56px;
  gap: 32px;
}
.topbar-nav { display: flex; gap: 28px; }
.topbar-nav a, .topbar-meta { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; }
.topbar-mark {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.02em;
  font-style: italic;
}
.topbar-meta { justify-self: end; color: var(--ink-mute); display: flex; gap: 20px; align-items: center; }
.topbar-meta .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--oxblood); display: inline-block; vertical-align: middle; margin-right: 6px; }
.topbar-search-hint {
  cursor: pointer;
  padding: 2px 8px;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: border-color 120ms, color 120ms;
  user-select: none;
}
.topbar-search-hint:hover {
  border-color: var(--ink-mute);
  color: var(--ink);
}

/* ───── masthead ───── */
.masthead {
  padding: 56px 0 0;
}
.masthead-issue {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: var(--rule);
  padding-bottom: 22px;
  margin-bottom: 28px;
}
.masthead-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(96px, 16vw, 260px);
  line-height: 0.86;
  letter-spacing: -0.025em;
  text-align: center;
  padding: 8px 0 0;
}
.masthead-title .amp { font-style: italic; color: var(--oxblood); font-weight: 300; padding: 0 0.05em; }
.masthead-tag {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: var(--rule);
  margin-top: 28px;
  padding: 18px 0 22px;
}
.masthead-tag .lede {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
  max-width: 36ch;
  line-height: 1.3;
  color: var(--ink-2);
}

/* ───── featured pairing (hero) ───── */
.featured {
  border-top: 1px solid var(--ink);
  border-bottom: var(--rule);
  padding: 28px 0 56px;
}
.featured-eyebrow {
  display: flex; justify-content: space-between;
  padding-bottom: 28px;
}
.featured-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  gap: 40px;
  align-items: stretch;
}
.featured-pen, .featured-paper {
  aspect-ratio: 4/5;
  background: var(--paper-2);
  position: relative;
  overflow: hidden;
  border: var(--rule);
}
.placeholder-stripes {
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent 0, transparent 11px,
    color-mix(in oklch, var(--hairline) 60%, transparent) 11px,
    color-mix(in oklch, var(--hairline) 60%, transparent) 12px
  );
}
.placeholder-label {
  position: absolute;
  bottom: 14px; left: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  background: var(--paper);
  padding: 4px 8px;
  border: var(--rule);
}
.placeholder-corner {
  position: absolute; top: 14px; right: 14px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--ink-mute);
}
.featured-center { display: flex; flex-direction: column; justify-content: space-between; padding: 8px 0; }
.featured-no { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--ink-mute); }
.featured-title {
  font-family: var(--font-display);
  font-size: 64px;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 18px 0 14px;
}
.featured-title em { color: var(--oxblood); font-weight: 300; }
.featured-sub { font-family: var(--font-display); font-style: italic; font-size: 22px; color: var(--ink-2); margin-bottom: 24px; }
.featured-body { font-size: 14px; line-height: 1.6; color: var(--ink-2); max-width: 42ch; }

.featured-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
  margin-top: 24px;
  border-top: var(--rule);
  padding-top: 18px;
}
.meta-row { display: flex; flex-direction: column; gap: 4px; }
.meta-k { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); }
.meta-v { font-family: var(--font-display); font-size: 19px; }

.featured-link {
  margin-top: 28px;
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 6px;
  align-self: flex-start;
}

/* ───── section header ───── */
.section { padding: 88px 0; border-top: var(--rule); }
.section-head {
  display: grid;
  grid-template-columns: 1fr 1.6fr 1fr;
  align-items: end;
  gap: 32px;
  margin-bottom: 56px;
  padding-bottom: 18px;
  border-bottom: var(--rule);
}
.section-no { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--ink-mute); }
.section-title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(48px, 6vw, 88px);
  letter-spacing: -0.02em;
  line-height: 0.95;
}
.section-title em { color: var(--oxblood); font-weight: 300; }
.section-kicker { font-family: var(--font-display); font-style: italic; font-size: 19px; color: var(--ink-2); text-align: right; }

/* ───── pairing logic (principles) ───── */
.principles {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: var(--rule);
  border-right: 0; border-bottom: 0;
}
.principle {
  border-right: var(--rule);
  border-bottom: var(--rule);
  padding: 28px 22px 32px;
  min-height: 280px;
  display: flex; flex-direction: column;
  background: var(--paper);
}
.principle-no { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--ink-mute); }
.principle-axis {
  font-family: var(--font-display); font-size: 26px; line-height: 1.15;
  margin: 24px 0 16px;
}
.principle-axis em { font-style: italic; color: var(--oxblood); }
.principle-body { font-size: 13px; line-height: 1.6; color: var(--ink-2); }
.principle-spectrum {
  margin-top: auto;
  padding-top: 18px;
  display: flex; flex-direction: column; gap: 8px;
}
.spectrum-bar { height: 1px; background: var(--ink); position: relative; }
.spectrum-bar::before, .spectrum-bar::after {
  content: ""; position: absolute; top: -3px; width: 1px; height: 7px; background: var(--ink);
}
.spectrum-bar::before { left: 0; }
.spectrum-bar::after { right: 0; }
.spectrum-bar i {
  position: absolute; top: -4px; width: 9px; height: 9px; background: var(--oxblood); border-radius: 50%;
  transform: translateX(-50%);
}
.spectrum-labels { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-mute); }

/* ───── filter bars ───── */
.filterbar {
  border: var(--rule);
  display: flex;
  align-items: stretch;
  background: var(--paper);
  margin-bottom: 28px;
}
.filterbar > * + * { border-left: var(--rule); }
.fb-search {
  flex: 1.4; padding: 14px 18px; display: flex; align-items: center; gap: 10px;
}
.fb-search input {
  flex: 1; border: 0; background: transparent; outline: none;
  font: inherit; font-family: var(--font-display); font-style: italic; font-size: 20px; color: var(--ink);
}
.fb-search input::placeholder { color: var(--ink-mute); }
.fb-icon { width: 14px; height: 14px; opacity: .6; }
.fb-cell { padding: 10px 18px; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.fb-cell .k { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); }
.fb-cell .v { font-family: var(--font-display); font-size: 17px; display: flex; align-items: center; gap: 8px; }
.fb-cell .v::after { content: "▾"; font-size: 10px; color: var(--ink-mute); margin-left: auto; }
.fb-toggle { display: flex; align-items: center; padding: 0 12px; gap: 0; }
.fb-toggle button {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 8px 12px; color: var(--ink-mute); border-radius: 0;
}
.fb-toggle button.active { color: var(--ink); background: var(--paper-3); }

/* swatch / chip row */
.chips {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 32px;
}
.chip {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  border: var(--rule); padding: 7px 12px; border-radius: 100px; color: var(--ink-2); background: var(--paper);
  display: inline-flex; align-items: center; gap: 8px;
  cursor: pointer; transition: 120ms;
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip .x { color: var(--ink-mute); font-size: 11px; }
.chip.on .x { color: color-mix(in oklch, var(--paper) 70%, transparent); }
.chip .nib-glyph { width: 14px; height: 14px; }
.chip-group-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-mute); align-self: center; margin-right: 4px;
}

/* ───── facet bar (filter tabs + pills + panel) ─────
 * Replaces the stacked .chips rows used on archive pages. One row of editorial
 * tab labels, an active-pills row above (only when filters exist), and a
 * panel below that reveals the currently-selected group's chip options.
 */
.facet-pills {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 14px 0;
  border-bottom: var(--rule);
}
.facet-pills:empty { display: none; }
.facet-pills .lbl {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-mute); margin-right: 4px;
}
.facet-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  background: var(--ink); color: var(--paper);
  padding: 5px 6px 5px 10px; border-radius: 100px;
  cursor: pointer; transition: 120ms;
}
.facet-pill:hover { background: var(--oxblood); }
.facet-pill .pill-x {
  display: inline-flex; align-items: center; justify-content: center;
  width: 14px; height: 14px;
  border-radius: 50%; background: color-mix(in oklch, var(--paper) 30%, transparent);
  font-size: 10px; line-height: 1;
}
.facet-clear {
  margin-left: auto;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-mute); background: none; border: 0;
  border-bottom: 1px solid var(--ink-mute);
  padding: 0 0 2px; cursor: pointer;
}
.facet-clear:hover { color: var(--oxblood); border-bottom-color: var(--oxblood); }

.facet-tabs {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: 0;
  padding: 18px 0 14px;
  border-bottom: var(--rule);
  font-family: var(--font-display);
}
.facet-tab {
  font: inherit;
  background: none; border: 0; cursor: pointer; padding: 4px 0;
  color: var(--ink-2);
  font-size: 22px;
  letter-spacing: -0.005em;
  line-height: 1.2;
  transition: color 120ms;
}
.facet-tab + .facet-tab::before {
  content: "·";
  color: var(--hairline-strong);
  margin: 0 14px;
  pointer-events: none;
}
.facet-tab:hover { color: var(--ink); }
.facet-tab.has-active { color: var(--oxblood); font-style: italic; }
.facet-tab.is-open {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--ink);
  text-underline-offset: 6px;
  text-decoration-thickness: 1px;
}
.facet-tab .count {
  display: inline-block;
  margin-left: 4px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em;
  color: var(--ink-mute);
  vertical-align: 2px;
}
.facet-tab.has-active .count { color: var(--oxblood); }
.facet-tab.is-open .count    { color: var(--ink); }

.facet-panel {
  padding: 18px 0;
  border-bottom: var(--rule);
  display: none;
  flex-wrap: wrap; gap: 8px;
}
.facet-panel.open { display: flex; }

/* ───── pen archive grid ───── */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
  border-left: var(--rule);
}
.pen-card, .paper-card {
  border-right: var(--rule);
  border-bottom: var(--rule);
  padding: 22px 22px 24px;
  background: var(--paper);
  display: flex; flex-direction: column;
  gap: 14px;
  position: relative;
  min-height: 360px;
}
.pen-card:hover, .paper-card:hover { background: var(--paper-2); }
.card-top { display: flex; justify-content: space-between; align-items: baseline; }
.card-no { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--ink-mute); }
.card-origin { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--ink-mute); }

.pen-silhouette {
  height: 110px;
  display: flex; align-items: center; justify-content: center;
  margin: 8px 0 6px;
}
.pen-silhouette svg { height: 100%; width: auto; max-width: 100%; }

.card-name {
  font-family: var(--font-display); font-size: 26px; line-height: 1.05; letter-spacing: -0.01em;
}
.card-brand { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 4px; }

.attr-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6px 14px;
  margin-top: auto;
  padding-top: 14px;
  border-top: var(--rule);
}
.attr { display: flex; flex-direction: column; gap: 2px; }
.attr .k { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); }
.attr .v { font-size: 13px; }

.card-foot {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: 12px;
  margin-top: 6px;
  border-top: var(--rule);
}
.price { font-family: var(--font-display); font-size: 22px; }
.tier {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 4px 8px; border: 1px solid var(--ink); color: var(--ink);
}

/* paper swatch */
.paper-swatch {
  height: 130px;
  position: relative;
  overflow: hidden;
  margin: 4px 0 8px;
  border: var(--rule);
}
.paper-swatch.cream { background: oklch(94% 0.022 90); }
.paper-swatch.ivory { background: oklch(96% 0.014 85); }
.paper-swatch.bright { background: oklch(98% 0.005 240); }
.paper-swatch.ruled::after {
  content: ""; position: absolute; inset: 0;
  background-image: repeating-linear-gradient(to bottom, transparent 0 17px, color-mix(in oklch, var(--sapphire) 40%, transparent) 17px 18px);
}
.paper-swatch.dot::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle, color-mix(in oklch, var(--sapphire) 60%, transparent) 0.7px, transparent 1.2px);
  background-size: 12px 12px;
}
.paper-swatch.grid::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in oklch, var(--sapphire) 35%, transparent) 0 .5px, transparent .5px 100%),
    linear-gradient(to bottom, color-mix(in oklch, var(--sapphire) 35%, transparent) 0 .5px, transparent .5px 100%);
  background-size: 12px 12px;
}
.paper-swatch.blank { /* no overlay */ }
.paper-swatch.laid::before {
  content: ""; position: absolute; inset: 0;
  background-image: repeating-linear-gradient(to right, transparent 0 7px, color-mix(in oklch, var(--ink) 4%, transparent) 7px 8px);
}
.paper-swatch .writing {
  position: absolute; left: 14px; right: 14px; bottom: 14px;
  font-family: var(--font-display); font-style: italic; font-size: 22px; color: var(--ink); opacity: 0.55;
  letter-spacing: 0.01em;
  white-space: nowrap; overflow: hidden;
}
.paper-swatch .swatch-tag {
  position: absolute; top: 10px; right: 10px;
  font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute);
  background: var(--paper); padding: 3px 6px; border: var(--rule);
}

/* spectrum mini bars for paper cards */
.mini-spectrums { display: flex; flex-direction: column; gap: 8px; padding-top: 12px; border-top: var(--rule); }
.mini-row { display: grid; grid-template-columns: 70px 1fr; gap: 12px; align-items: center; }
.mini-row .k { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); }
.mini-bar { height: 1px; background: var(--hairline); position: relative; }
.mini-bar i {
  position: absolute; top: -3px; width: 7px; height: 7px; background: var(--ink); border-radius: 50%; transform: translateX(-50%);
}

/* ───── pairings catalog ───── */
.pairings {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--ink);
  border-left: var(--rule);
}
.pairing {
  border-right: var(--rule);
  border-bottom: var(--rule);
  padding: 32px;
  background: var(--paper);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  min-height: 380px;
}
.pairing-left { display: flex; flex-direction: column; }
.pairing-no { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--ink-mute); margin-bottom: 12px; }
.pairing-title {
  font-family: var(--font-display);
  font-size: 36px; line-height: 1.0; letter-spacing: -0.01em;
}
.pairing-title em { color: var(--oxblood); font-weight: 300; }
.pairing-x { font-family: var(--font-display); font-style: italic; font-size: 22px; color: var(--ink-2); margin: 8px 0 18px; }
.pairing-notes { font-size: 13.5px; line-height: 1.6; color: var(--ink-2); }
.pairing-notes p + p { margin-top: 10px; }
.pairing-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: auto; padding-top: 18px; }
.pairing-tags .tag { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); border: var(--rule); padding: 4px 8px; }
.pairing-right { display: flex; flex-direction: column; gap: 12px; }
.pairing-visual {
  flex: 1; background: var(--paper-2); border: var(--rule);
  position: relative;
  display: flex; flex-direction: column;
  min-height: 240px;
}
.pairing-visual-top { flex: 1; position: relative; border-bottom: var(--rule); display: flex; align-items: center; justify-content: center; padding: 18px; }
.pairing-visual-top svg { height: 70%; width: auto; max-height: 130px; }
.pairing-visual-bot { flex: 1.1; position: relative; padding: 18px; display: flex; flex-direction: column; justify-content: space-between; }
.pairing-visual-bot .pp-writing {
  font-family: var(--font-display); font-style: italic; font-size: 24px; color: var(--ink); opacity: 0.6;
}
.pairing-visual .pp-label {
  position: absolute; top: 10px; left: 10px; font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute);
}
.pairing-score {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.score-cell { border: var(--rule); padding: 10px 12px; background: var(--paper); }
.score-cell .k { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); }
.score-cell .v { font-family: var(--font-display); font-size: 22px; margin-top: 2px; }

/* ───── detail sections ───── */
.detail {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}
.detail-visual {
  aspect-ratio: 3/4;
  background: var(--paper-2);
  border: var(--rule);
  position: relative;
}
.detail-eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--ink-mute); margin-bottom: 14px; }
.detail-name {
  font-family: var(--font-display); font-size: 72px; line-height: 0.95; letter-spacing: -0.02em;
}
.detail-name em { color: var(--oxblood); font-weight: 300; }
.detail-brand { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-mute); margin: 14px 0 18px; }
.detail-lede { font-family: var(--font-display); font-style: italic; font-size: 22px; line-height: 1.35; color: var(--ink-2); max-width: 40ch; }

.spec-table {
  margin-top: 36px;
  border-top: var(--rule);
}
.spec-row {
  display: grid; grid-template-columns: 180px 1fr 140px;
  gap: 24px;
  padding: 14px 0;
  border-bottom: var(--rule);
  align-items: baseline;
}
.spec-row .label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-mute); }
.spec-row .value { font-family: var(--font-display); font-size: 22px; }
.spec-row .scale { display: flex; align-items: center; gap: 6px; }
.scale-bar { flex: 1; height: 1px; background: var(--hairline); position: relative; }
.scale-bar i { position: absolute; top: -2.5px; width: 6px; height: 6px; background: var(--ink); border-radius: 50%; transform: translateX(-50%); }

/* ───── writing sample ───── */
.sample {
  border: var(--rule);
  background: oklch(96.5% 0.013 85);
  padding: 56px 64px;
  position: relative;
  margin-top: 40px;
}
.sample::before {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(to bottom, transparent 0 31px, color-mix(in oklch, var(--sapphire) 22%, transparent) 31px 32px);
  pointer-events: none;
}
.sample-text {
  font-family: var(--font-display); font-style: italic; font-size: 34px; line-height: 32px;
  color: oklch(28% 0.07 255);
  position: relative;
  letter-spacing: 0.005em;
}
.sample-text .line { display: block; }
.sample-foot {
  display: flex; justify-content: space-between;
  margin-top: 24px;
  padding-top: 14px;
  border-top: 1px dashed var(--hairline-strong);
  position: relative;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute);
}

/* ───── compare ───── */
.compare-grid {
  display: grid;
  grid-template-columns: 200px repeat(3, 1fr);
  border-top: 1px solid var(--ink);
}
.cmp-row { display: contents; }
.cmp-cell {
  border-bottom: var(--rule);
  border-right: var(--rule);
  padding: 18px 20px;
  min-height: 64px;
  display: flex; align-items: center;
}
.cmp-cell.label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-mute);
  background: var(--paper-2);
  border-left: var(--rule);
}
.cmp-cell.header {
  flex-direction: column; align-items: flex-start; gap: 6px; padding: 24px 20px; min-height: 220px;
  justify-content: flex-end;
}
.cmp-cell.header .cname { font-family: var(--font-display); font-size: 28px; line-height: 1.0; }
.cmp-cell.header .cbrand { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-mute); }
.cmp-cell.header svg { max-height: 80px; margin-bottom: auto; align-self: center; }
.cmp-cell.label.first { border-top: var(--rule); }
.cmp-value { font-family: var(--font-display); font-size: 19px; }
.cmp-bar { width: 100%; height: 1px; background: var(--hairline); position: relative; }
.cmp-bar i { position: absolute; top: -3px; width: 7px; height: 7px; background: var(--ink); border-radius: 50%; transform: translateX(-50%); }
.cmp-row.match .cmp-cell { background: oklch(96% 0.018 85); }
.cmp-row.match .cmp-cell.label { background: oklch(94% 0.024 85); }

/* ───── colophon ───── */
.colophon {
  padding: 88px 0 56px;
  border-top: 1px solid var(--ink);
  margin-top: 64px;
}
.colophon-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px;
}
.colophon h4 { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 14px; font-weight: 500; }
.colophon p { font-size: 13.5px; line-height: 1.6; color: var(--ink-2); }
.colophon ul { list-style: none; display: flex; flex-direction: column; gap: 8px; padding: 0; margin: 0; }
.colophon ul a { font-family: var(--font-display); font-size: 19px; color: var(--ink); text-decoration: none; }
.colophon ul a:hover { color: var(--oxblood); }
.colophon-mark {
  font-family: var(--font-display); font-style: italic; font-size: 56px; letter-spacing: -0.01em; margin-bottom: 14px; line-height: 1;
}
.colophon-foot {
  margin-top: 56px; padding-top: 18px; border-top: var(--rule);
  display: flex; justify-content: space-between; gap: 24px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute);
}
@media (max-width: 800px) {
  .colophon-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .colophon-foot { flex-direction: column; align-items: flex-start; gap: 8px; }
}

/* ───── image-slot frames ───── */
.slot-frame { position: relative; overflow: hidden; }
.slot-frame image-slot { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.slot-frame image-slot::part(empty),
.slot-frame image-slot::part(slot) { background: var(--paper-2); }
.hero-slot { --slot-empty-bg: var(--paper-2); }

/* ───── find-my-pairing picker ───── */
.picker {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  border-top: 1px solid var(--ink);
  padding-top: 36px;
}
.picker-axes { display: flex; flex-direction: column; }
.picker-axis {
  display: grid;
  grid-template-columns: 110px 1fr 90px;
  align-items: center;
  gap: 24px;
  padding: 22px 0;
  border-bottom: var(--rule);
}
.picker-axis:last-child { border-bottom: 0; }
.picker-axis .ak { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-mute); }
.picker-axis .av { font-family: var(--font-display); font-size: 19px; text-align: right; font-style: italic; color: var(--ink-2); }
.picker-track {
  position: relative; height: 36px;
  display: flex; align-items: center;
}
/* the rail line — sits at the vertical centre of the 36px track, where the thumb's centre is */
.picker-track::before {
  content: ""; position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 1px;
  margin-top: -0.5px;
  background: var(--ink);
}
/* tick marks — short verticals centred on the rail, not full-height bars */
.picker-track::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 9px;
  margin-top: -4.5px;
  background-image: repeating-linear-gradient(to right, transparent 0 calc(20% - 0.5px), var(--hairline-strong) calc(20% - 0.5px) 20%);
  pointer-events: none;
}
.picker-track input[type=range] {
  appearance: none; -webkit-appearance: none;
  width: 100%; background: transparent; margin: 0;
  position: relative; z-index: 2;
  height: 36px;
}
.picker-track input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--oxblood); border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink);
  cursor: grab;
}
.picker-track input[type=range]::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--oxblood); border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink);
  cursor: grab;
}
.picker-track input[type=range]::-webkit-slider-runnable-track { background: transparent; height: 36px; }
.picker-ends {
  position: absolute; inset: auto 0 -4px 0;
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute);
  pointer-events: none;
}

.picker-results {
  display: flex; flex-direction: column; gap: 0;
  border: var(--rule);
  background: var(--paper);
  align-self: start;
}
.picker-results-head {
  padding: 18px 22px;
  display: flex; justify-content: space-between; align-items: baseline;
  border-bottom: var(--rule);
  background: var(--paper-2);
}
.picker-results-head .pr-count { font-family: var(--font-display); font-size: 34px; }
.picker-results-head .pr-count em { color: var(--oxblood); font-style: italic; }
.picker-results-head .pr-meta { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-mute); }
.picker-result {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: 18px; align-items: center;
  padding: 18px 22px;
  border-bottom: var(--rule);
}
.picker-result:last-child { border-bottom: 0; }
.picker-result:hover { background: var(--paper-2); }
.pr-rank { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--ink-mute); width: 40px; }
.pr-title { font-family: var(--font-display); font-size: 24px; line-height: 1.05; }
.pr-title em { color: var(--oxblood); font-weight: 300; }
.pr-sub { font-family: var(--font-display); font-style: italic; font-size: 14px; color: var(--ink-2); margin-top: 2px; }
.pr-score {
  font-family: var(--font-display); font-size: 22px;
  display: flex; flex-direction: column; align-items: flex-end;
}
.pr-score .lbl { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; color: var(--ink-mute); }
.picker-foot {
  padding: 14px 22px;
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-mute);
  background: var(--paper-2);
}

.picker-footnote {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 32px;
  padding-top: 20px;
  border-top: var(--rule);
}

/* ───── sticky selection tray (compare flight) ───── */
.tray {
  position: fixed; left: 16px; right: 16px; bottom: 16px;
  z-index: 40;
  background: color-mix(in oklch, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
  border: 1px solid var(--ink);
  border-radius: 4px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.06);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: stretch;
  transform: translateY(0);
  transition: transform .3s ease;
}
.tray.collapsed { transform: translateY(calc(100% - 36px)); }
.tray-handle {
  display: flex; flex-direction: column; justify-content: center; padding: 12px 22px;
  border-right: var(--rule);
  cursor: pointer;
  min-width: 180px;
}
.tray-handle .h-eyebrow { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.16em; color: var(--ink-mute); text-transform: uppercase; }
.tray-handle .h-title { font-family: var(--font-display); font-size: 22px; margin-top: 2px; }
.tray-handle .h-title em { color: var(--oxblood); font-style: italic; }
.tray-slots { display: flex; flex: 1; }
.tray-slot {
  flex: 1;
  padding: 12px 18px;
  border-right: var(--rule);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.tray-slot.empty { color: var(--ink-mute); }
.tray-slot.empty .ts-name { font-family: var(--font-display); font-style: italic; }
.tray-num { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--ink-mute); width: 22px; }
.tray-mini {
  width: 60px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  background: var(--paper-2); border: var(--rule);
  flex-shrink: 0;
}
.tray-mini svg { width: 100%; height: auto; padding: 2px; }
.tray-mini.paper { background: oklch(94% 0.022 90); position: relative; }
.tray-mini.paper::after {
  content: ""; position: absolute; inset: 4px;
  background-image: repeating-linear-gradient(to bottom, transparent 0 5px, color-mix(in oklch, var(--sapphire) 40%, transparent) 5px 6px);
}
.ts-name { font-family: var(--font-display); font-size: 17px; line-height: 1; }
.ts-sub { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-mute); margin-top: 4px; display: block; }
.ts-remove { background: none; border: 0; color: var(--ink-mute); font-size: 14px; padding: 4px 8px; }
.ts-remove:hover { color: var(--oxblood); }
.ts-plus { font-family: var(--font-display); font-size: 24px; color: var(--ink-mute); font-style: italic; }
.tray-actions {
  display: flex; align-items: center;
  padding: 0 8px;
}
.tray-actions a, .tray-actions button {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 10px 14px;
  display: inline-flex; align-items: center; gap: 6px;
}
.tray-actions .primary {
  background: var(--ink); color: var(--paper);
  margin: 6px;
  padding: 12px 18px;
}

body { padding-bottom: 96px; }

/* ───── grouped attribute cards (detail pages) ───── */
.attr-groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--ink);
  border-left: var(--rule);
}
.attr-group {
  padding: 32px 36px 28px;
  border-right: var(--rule);
  border-bottom: var(--rule);
  background: var(--paper);
}
.attr-group.tall { grid-row: span 2; }
.attr-group.wide { grid-column: span 2; }
.attr-group-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 18px;
  border-bottom: var(--rule);
  margin-bottom: 14px;
}
.attr-group-head .ttl {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.0;
  letter-spacing: -0.01em;
}
.attr-group-head .ttl em { color: var(--oxblood); font-style: italic; }
.attr-group-head .num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--ink-mute);
  text-transform: uppercase;
}
.attr-group-lede {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 16px;
  line-height: 1.45;
  color: var(--ink-2);
  margin-bottom: 14px;
  max-width: 36ch;
}
.attr-list { display: flex; flex-direction: column; }
.attr-line {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 18px;
  align-items: baseline;
  padding: 11px 0 10px;
  border-bottom: var(--rule);
}
.attr-line:last-child { border-bottom: 0; }
.attr-line .label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding-top: 4px;
}
.attr-line .value {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.2;
  text-align: right;
}
.attr-line .value em { color: var(--oxblood); font-style: italic; }
.attr-line.with-meter {
  grid-template-columns: 1fr;
  gap: 8px;
}
.attr-line.with-meter .row {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 18px;
  align-items: baseline;
}
.attr-line .meter { position: relative; padding: 4px 0 0; }
.attr-line .meter .scale-bar {
  height: 1px; background: var(--hairline); position: relative;
}
.attr-line .meter .scale-bar::before,
.attr-line .meter .scale-bar::after {
  content: ""; position: absolute; top: -3px; width: 1px; height: 7px; background: var(--ink);
}
.attr-line .meter .scale-bar::before { left: 0; }
.attr-line .meter .scale-bar::after  { right: 0; }
.attr-line .meter .scale-bar i {
  position: absolute; top: -3px; width: 7px; height: 7px;
  background: var(--ink); border-radius: 50%; transform: translateX(-50%);
}
.attr-line .meter .ends {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 8.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-mute);
  margin-top: 4px;
}
.attr-line .tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-2);
  border: 1px solid var(--ink); padding: 3px 8px;
  margin-left: 6px; vertical-align: 2px;
}
.attr-tag-row {
  display: flex; flex-wrap: wrap; gap: 6px;
  padding-top: 10px;
}
.attr-tag-row .tag {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-2);
  border: var(--rule); padding: 4px 8px;
}
.attr-tag-row .tag.primary {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}

/* Editor's strip below the groups */
.editor-strip {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 0;
  border: var(--rule);
  border-top: 0;
  background: var(--paper-2);
}
.editor-strip > div {
  padding: 28px 32px;
  border-right: var(--rule);
}
.editor-strip > div:last-child { border-right: 0; }
.editor-strip h4 {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--ink-mute); font-weight: 500;
  margin-bottom: 12px;
}
.editor-strip .quote {
  font-family: var(--font-display); font-style: italic;
  font-size: 22px; line-height: 1.35; color: var(--ink-2);
}
.editor-strip ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.editor-strip ul li {
  font-family: var(--font-display); font-size: 17px;
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 6px;
  border-bottom: var(--rule);
}
.editor-strip ul li .lk { font-family: var(--font-mono); font-size: 9px; letter-spacing: .14em; color: var(--ink-mute); }

/* transparent-PNG ready slot — keeps a subtle paper tone behind product cutouts */
.slot-frame { background: var(--paper-2); }
.slot-frame image-slot::part(img) { object-fit: contain; }

@media (max-width: 1100px) {
  .attr-groups { grid-template-columns: 1fr; }
  .attr-group { border-right: 0; }
  .attr-group.tall { grid-row: auto; }
  .attr-group.wide { grid-column: auto; }
  .editor-strip { grid-template-columns: 1fr; }
  .editor-strip > div { border-right: 0; border-bottom: var(--rule); }
}

/* ───── ink archive (ink.html) ───── */
.ink-archive {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
  border-left: var(--rule);
}
.ink-card {
  border-right: var(--rule);
  border-bottom: var(--rule);
  background: var(--paper);
  padding: 22px 22px 24px;
  display: flex; flex-direction: column;
  gap: 14px;
  min-height: 440px;
  position: relative;
}
.ink-card:hover { background: var(--paper-2); }
.ink-card .card-top { display: flex; justify-content: space-between; align-items: baseline; }
.ink-swatch {
  height: 140px;
  position: relative;
  border: var(--rule);
  overflow: hidden;
  margin: 6px 0 6px;
  display: flex; align-items: flex-end;
}
.ink-swatch::before {
  /* base wash of the ink colour */
  content: ""; position: absolute; inset: 0;
  background: var(--ink-color, oklch(28% 0.06 255));
}
.ink-swatch::after {
  /* a hint of pooling at the bottom — darker shade */
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 32%;
  background: linear-gradient(to top,
    var(--ink-shade-low, oklch(20% 0.06 255)) 0%,
    transparent 100%);
  mix-blend-mode: multiply;
  opacity: 0.85;
}
.ink-swatch .swatch-tag {
  position: absolute; top: 10px; left: 10px;
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--paper);
  background: rgba(0,0,0,0.25); padding: 4px 8px; backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.2);
}
.ink-swatch .swatch-marks {
  position: absolute; top: 10px; right: 10px;
  display: flex; gap: 4px;
}
.ink-swatch .swatch-marks .m {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--paper);
  background: rgba(0,0,0,0.35); padding: 3px 6px;
  border: 1px solid rgba(255,255,255,0.2);
}
.ink-swatch .sheen-stripe {
  position: absolute; left: 0; right: 0; bottom: 0; height: 18px;
  background: var(--ink-sheen);
  mix-blend-mode: screen;
  opacity: 0.85;
}
.ink-swatch .shimmer-dust {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle, var(--ink-shimmer, transparent) 0.8px, transparent 1px),
    radial-gradient(circle, var(--ink-shimmer, transparent) 0.6px, transparent 1px);
  background-size: 13px 13px, 21px 21px;
  background-position: 0 0, 7px 7px;
  opacity: 0.7;
  mix-blend-mode: screen;
}
.ink-swatch .writing {
  position: absolute; left: 14px; right: 14px; bottom: 26px;
  font-family: var(--font-display); font-style: italic; font-size: 26px;
  color: var(--paper); opacity: 0.95;
  letter-spacing: 0.01em;
  text-shadow: 0 1px 2px rgba(0,0,0,0.25);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.ink-card .card-name {
  font-family: var(--font-display); font-size: 26px; line-height: 1.0;
  letter-spacing: -0.01em;
}
.ink-card .card-brand { font-family: var(--font-mono); font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 2px; }
.ink-card .card-trans { font-family: var(--font-display); font-style: italic; font-size: 14px; color: var(--ink-mute); }

.ink-card .stats {
  display: flex; flex-direction: column; gap: 8px;
  margin-top: auto;
  padding-top: 14px;
  border-top: var(--rule);
}
.ink-card .stats .row {
  display: grid; grid-template-columns: 80px 1fr 32px;
  gap: 10px; align-items: center;
}
.ink-card .stats .row .k {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-mute);
}
.ink-card .stats .row .bar {
  height: 1px; background: var(--hairline); position: relative;
}
.ink-card .stats .row .bar i {
  position: absolute; top: -3px; width: 7px; height: 7px;
  background: var(--ink); border-radius: 50%; transform: translateX(-50%);
}
.ink-card .stats .row .v {
  font-family: var(--font-display); font-size: 15px;
  text-align: right; font-variant-numeric: tabular-nums;
}
.ink-card .card-foot {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: 12px;
  margin-top: 6px;
  border-top: var(--rule);
}
.ink-card .card-foot .fam {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .18em;
  text-transform: uppercase; padding: 4px 8px; border: 1px solid var(--ink);
}
.ink-card .card-foot .price {
  font-family: var(--font-display); font-size: 18px;
}

@media (max-width: 1100px) {
  .ink-archive { grid-template-columns: repeat(2, 1fr); }
}

/* ───── hue swatch filter (ink.html) ───── */
.hue-row {
  display: flex; gap: 4px; align-items: stretch;
  border: var(--rule);
  height: 56px;
  margin-bottom: 32px;
}
.hue-row > div {
  flex: 1; position: relative;
  cursor: pointer;
  border-right: var(--rule);
  display: flex; align-items: flex-end;
  padding: 6px 8px;
}
.hue-row > div:last-child { border-right: 0; }
.hue-row > div .hue-label {
  position: relative; z-index: 2;
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--paper);
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}
.hue-row > div.empty .hue-label { color: var(--ink-mute); text-shadow: none; }
.hue-row > div.empty { background: var(--paper-2); }
.hue-row > div:not(.empty):hover { filter: brightness(0.82); }
.hue-band-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 8px;
}

/* dense mode (tweak) */
body.dense .section { padding: 56px 0; }
body.dense .principle { min-height: 220px; padding: 20px 18px 24px; }
body.dense .pen-card, body.dense .paper-card { min-height: 300px; padding: 18px 18px 20px; }
body.dense .pairing { min-height: 320px; padding: 24px; }
body.dense .sample { padding: 36px 40px; }

@media (max-width: 1100px) {
  .principles { grid-template-columns: repeat(2, 1fr); }
  .archive-grid { grid-template-columns: repeat(2, 1fr); }
  .pairings { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .detail { grid-template-columns: 1fr; }
  .compare-grid { grid-template-columns: 140px repeat(3, 1fr); }
  .section-head { grid-template-columns: 1fr; gap: 16px; }
  .section-kicker { text-align: left; }
}

/* ── Skeleton loaders ─────────────────────────────────────────────── */
@keyframes skeleton-pulse {
  0%, 100% { opacity: 0.35; }
  50%       { opacity: 0.65; }
}
.skeleton-card {
  animation: skeleton-pulse 1.6s ease-in-out infinite;
  background: var(--paper-2);
  border-radius: 2px;
  min-height: 180px;
  width: 100%;
}
.skeleton-card-sm {
  animation: skeleton-pulse 1.6s ease-in-out infinite;
  background: var(--paper-2);
  border-radius: 2px;
  min-height: 80px;
  width: 100%;
}