/* font.zmize playground — dark editorial. One accent, lots of air, type does
   the talking. */

:root {
  --bg: #0a0a0b;
  --bg-2: #101012;
  --ink: #f0ede6;
  --muted: #8b887f;
  --line: rgba(240, 237, 230, 0.12);
  --line-soft: rgba(240, 237, 230, 0.07);
  --accent: #d7ff3f;
  --accent-ink: #0a0a0b;
  --accent2: #ff4fd8;
  --warn: #ff7847;
  --stroke: rgba(240, 237, 230, 0.22);
  --shadow: rgba(0, 0, 0, 0.55);
  --scrollbar: #3a3a38;
  --display: "Space Grotesk", sans-serif;
  --body: "Inter", sans-serif;
  --mono: "Space Mono", monospace;
  --serif: "Playfair Display", serif;
  --pad: clamp(1.25rem, 4vw, 4rem);
  color-scheme: dark;
}

/* light: warm paper, ink type, the acid turns olive so text stays readable.
   (The compare stage opts out — additive blending needs a dark ground.) */
html[data-theme="light"] {
  --bg: #f2efe7;
  --bg-2: #faf8f1;
  --ink: #161512;
  --muted: #6e6a5e;
  --line: rgba(22, 21, 18, 0.18);
  --line-soft: rgba(22, 21, 18, 0.09);
  --accent: #5f7c00;
  --accent-ink: #faf8f1;
  --accent2: #b3168d;
  --warn: #b3430d;
  --stroke: rgba(22, 21, 18, 0.28);
  --shadow: rgba(40, 36, 24, 0.18);
  --scrollbar: #b9b4a6;
  color-scheme: light;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }
html { scrollbar-color: var(--scrollbar) var(--bg); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.4s, color 0.4s;
}

::selection { background: var(--accent); color: var(--accent-ink); }
.mono { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }
code { font-family: var(--mono); font-size: 0.85em; color: var(--accent); }

.grain {
  position: fixed; inset: -50%; z-index: 60; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 7s steps(8) infinite;
}
@keyframes grain {
  0%,100% { transform: translate(0,0); } 25% { transform: translate(-2%,3%); }
  50% { transform: translate(3%,-2%); } 75% { transform: translate(-3%,-3%); }
}

.progress-rail { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 90; }
.progress-thumb { height: 100%; width: 100%; background: var(--accent); transform-origin: 0 50%; transform: scaleX(0); }

/* ------------------------------- nav ----------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 80;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  padding: 1.1rem var(--pad);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav__brand { font-family: var(--mono); font-size: 0.95rem; color: var(--ink); text-decoration: none; letter-spacing: 0.02em; }
.nav__brand sup { color: var(--accent); font-size: 0.55em; }
.nav__links { display: flex; gap: clamp(1rem, 3vw, 2.5rem); }
.nav__links a {
  color: var(--muted); text-decoration: none; font-family: var(--mono);
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em;
  transition: color 0.25s;
}
.nav__links a:hover { color: var(--accent); }
.nav__idx { color: var(--accent); margin-right: 0.45em; font-size: 0.85em; }
.nav__right { display: flex; align-items: center; gap: 1.25rem; }
.nav__theme {
  background: transparent; border: 1px solid var(--line); border-radius: 999px;
  color: var(--muted); font-family: var(--mono); font-size: 0.62rem;
  text-transform: uppercase; letter-spacing: 0.1em; padding: 0.4rem 0.85rem;
  cursor: pointer; transition: all 0.25s;
}
.nav__theme:hover { border-color: var(--accent); color: var(--accent); }
.nav__status { display: flex; align-items: center; gap: 0.5rem; font-family: var(--mono); font-size: 0.68rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.nav__status .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--warn); transition: background 0.4s; }
body[data-engine="ready"] .nav__status .dot { background: var(--accent); box-shadow: 0 0 10px var(--accent); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }

/* ------------------------------- hero ---------------------------------- */
.hero {
  min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end;
  padding: calc(var(--pad) + 4rem) var(--pad) var(--pad);
  position: relative;
}
.hero__overline { color: var(--muted); margin-bottom: clamp(1rem, 3vh, 2.5rem); }
.hero__title {
  font-family: var(--display);
  font-size: clamp(3.2rem, 12.5vw, 11.5rem);
  font-weight: 700; line-height: 0.93; letter-spacing: -0.035em;
  text-transform: uppercase;
}
.hero__line { display: block; overflow: hidden; }
.hero__line--accent em { font-family: var(--serif); font-style: italic; font-weight: 500; color: var(--accent); letter-spacing: -0.02em; text-transform: none; }
.hero__bottom {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 2rem; margin-top: clamp(2rem, 6vh, 4.5rem);
  border-top: 1px solid var(--line); padding-top: 1.75rem;
}
.hero__sub { max-width: 34ch; color: var(--muted); font-size: clamp(1rem, 1.4vw, 1.2rem); }
.hero__stats { display: flex; gap: clamp(1.5rem, 4vw, 4rem); }
.stat { display: flex; flex-direction: column; gap: 0.35rem; }
.stat__num { font-family: var(--display); font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 700; line-height: 1; letter-spacing: -0.03em; }
.stat__num i { font-style: normal; color: var(--accent); font-size: 0.6em; }
.stat__label { color: var(--muted); }
.hero__scroll {
  position: absolute; right: var(--pad); top: 50%; color: var(--muted);
  display: flex; align-items: center; gap: 0.8rem;
  transform: rotate(90deg); transform-origin: right center;
  font-size: 0.65rem; letter-spacing: 0.3em; text-transform: uppercase;
}
.hero__scroll-line { width: 56px; height: 1px; background: var(--muted); display: inline-block; animation: scrollhint 2.2s ease-in-out infinite; transform-origin: left; }
@keyframes scrollhint { 0% { transform: scaleX(0); } 55% { transform: scaleX(1); } 100% { transform: scaleX(0); transform-origin: right; } }

/* ------------------------------ marquee -------------------------------- */
.marquee { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; padding: 1.4rem 0; }
.marquee__track { display: flex; gap: 3.5rem; width: max-content; will-change: transform; }
.marquee__item { font-size: clamp(1.6rem, 3vw, 2.6rem); white-space: nowrap; color: var(--ink); line-height: 1.1; }
.marquee__item b { color: var(--muted); font-family: var(--mono); font-weight: 400; font-size: 0.5em; vertical-align: super; margin-left: 0.5em; }

/* ------------------------------ sections ------------------------------- */
.section { padding: clamp(5rem, 12vh, 9rem) var(--pad); }
.section__head { max-width: 1100px; margin-bottom: clamp(2.5rem, 6vh, 4.5rem); position: relative; }
.section__idx {
  color: var(--accent); display: block; margin-bottom: 1rem;
  font-size: 0.8rem;
}
.section__idx::after { content: ""; display: inline-block; width: 64px; height: 1px; background: var(--line); margin-left: 1rem; vertical-align: middle; }
.section__title {
  font-family: var(--display); font-weight: 700; text-transform: uppercase;
  font-size: clamp(2.4rem, 6vw, 5rem); letter-spacing: -0.03em; line-height: 1;
}
.section__desc { color: var(--muted); max-width: 52ch; margin-top: 1.25rem; font-size: 1.05rem; }
.steps { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem 2rem; margin-top: 1.5rem; color: var(--muted); font-size: 0.66rem; }
.steps b { color: var(--accent); font-weight: 400; margin-right: 0.6em; }

/* ------------------------------ identify ------------------------------- */
.lab { display: grid; gap: 2rem; }
.dropzone {
  position: relative; border: 1px dashed var(--line); border-radius: 14px;
  min-height: 320px; display: grid; place-items: center; text-align: center;
  cursor: pointer; transition: border-color 0.3s, background 0.3s, transform 0.3s;
  background: var(--bg-2);
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--accent); outline: none; }
.dropzone.is-over { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 6%, var(--bg-2)); transform: scale(1.005); }
.dropzone.is-busy { cursor: progress; border-style: solid; }
.dropzone__idle { display: grid; gap: 1rem; justify-items: center; padding: 3rem 1.5rem; }
.dropzone__glyph {
  font-family: var(--serif); font-style: italic; font-size: 4.5rem; line-height: 1;
  color: var(--accent);
}
.dropzone__cta { font-family: var(--display); font-size: clamp(1.2rem, 2.4vw, 1.8rem); font-weight: 500; }
.dropzone__or { color: var(--muted); font-size: 0.8em; }
.linklike { background: none; border: none; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.dropzone__hint { color: var(--muted); }
.btn {
  font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em;
  background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent);
  padding: 0.8rem 1.4rem; border-radius: 999px; cursor: pointer;
  transition: background 0.25s, color 0.25s, transform 0.15s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--ghost { background: transparent; color: var(--muted); border-color: var(--line); margin-top: 0.75rem; }
.btn--ghost:hover { color: var(--accent); border-color: var(--accent); }

/* cascade */
.dropzone__busy { width: min(560px, 90%); padding: 2.5rem 0; text-align: left; }
.cascade__file { color: var(--accent); margin-bottom: 1.5rem; }
.cascade { list-style: none; display: grid; gap: 0.9rem; }
.cascade__step { display: flex; align-items: baseline; gap: 1rem; opacity: 0.25; transition: opacity 0.35s; }
.cascade__step.is-active, .cascade__step.is-done { opacity: 1; }
.cascade__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); flex: none; align-self: center; transition: background 0.3s, box-shadow 0.3s; }
.cascade__step.is-active .cascade__dot { background: var(--accent); box-shadow: 0 0 12px var(--accent); animation: pulse 0.8s infinite; }
.cascade__step.is-done .cascade__dot { background: var(--accent); }
.cascade__name { color: var(--ink); width: 5.5rem; flex: none; }
.cascade__what { color: var(--muted); font-size: 0.85rem; }

/* verdict */
.verdict { border: 1px solid var(--line); border-radius: 14px; padding: clamp(1.5rem, 4vw, 3rem); display: grid; gap: 2.5rem; background: var(--bg-2); }
.verdict__main { display: flex; flex-wrap: wrap; gap: 2.5rem; justify-content: space-between; align-items: center; }
.verdict__kicker { color: var(--muted); margin-bottom: 1rem; }
.verdict__match {
  font-family: var(--display); font-weight: 700; line-height: 1; letter-spacing: -0.03em;
  font-size: clamp(2.6rem, 7vw, 5.5rem);
}
.verdict__match.is-miss { color: var(--muted); font-size: clamp(1.8rem, 4vw, 3rem); }
.verdict__basis { color: var(--accent); margin-top: 0.9rem; }
.verdict__flags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.25rem; }
.flag {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
  border: 1px solid color-mix(in srgb, var(--warn) 55%, transparent); color: var(--warn);
  padding: 0.35rem 0.7rem; border-radius: 999px;
}
.flag--good { border-color: color-mix(in srgb, var(--accent) 55%, transparent); color: var(--accent); }

.verdict__confidence { position: relative; width: 150px; height: 150px; flex: none; }
.ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 5; }
.ring__bg { stroke: var(--line); }
.ring__fg { stroke: var(--accent); stroke-linecap: round; stroke-dasharray: 326.7; stroke-dashoffset: 326.7; }
.ring__center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring__num { font-family: var(--display); font-size: 2.2rem; font-weight: 700; line-height: 1; display: inline; }
.ring__pct { color: var(--muted); font-size: 1rem; }
.ring__label { display: block; color: var(--muted); margin-top: 0.3rem; }

/* React island containers (M31). Empty until app.js fills them, so they must
   collapse to nothing rather than leave a gap on a page that never identifies
   a font. */
.island:empty { display: none; }
.island { margin-block: 1.25rem; }

.duel { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1.25rem; align-items: stretch; }
.duel__pane { border: 1px solid var(--line-soft); border-radius: 10px; padding: 1.25rem; min-width: 0; }
.duel__pane figcaption { color: var(--muted); margin-bottom: 0.9rem; }
.duel__sample { font-size: clamp(2rem, 5vw, 3.6rem); line-height: 1.15; overflow-wrap: anywhere; }
.duel__vs { align-self: center; color: var(--muted); }

.simlist { list-style: none; display: grid; gap: 0; counter-reset: sim; }
.simlist__row {
  display: grid; grid-template-columns: 2rem minmax(8rem, 2fr) 3fr auto; gap: 1.25rem;
  align-items: center; padding: 0.9rem 0; border-top: 1px solid var(--line-soft);
  cursor: pointer; transition: background 0.2s, padding-left 0.25s;
}
.simlist__row:hover { background: color-mix(in srgb, var(--accent) 4%, transparent); padding-left: 0.5rem; }
.simlist__idx { font-family: var(--mono); color: var(--muted); font-size: 0.7rem; }
.simlist__name { font-size: clamp(1.1rem, 2vw, 1.6rem); line-height: 1.2; }
.simlist__bar { height: 3px; background: var(--line-soft); border-radius: 2px; overflow: hidden; }
.simlist__fill { height: 100%; background: var(--accent); width: 0; border-radius: 2px; }
.simlist__score { font-family: var(--mono); font-size: 0.78rem; color: var(--accent); min-width: 3.5rem; text-align: right; }
.simlist__cat { font-family: var(--mono); font-size: 0.62rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; margin-left: 0.6em; }
.simlist__lic { font-family: var(--mono); font-size: 0.62rem; color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; margin-left: 0.5em; opacity: 0.85; }

/* --- second opinion: the pen-model ranking beside the free verdict -------- */
.verdict__curve { border-top: 1px solid var(--line-soft); padding-top: 1.5rem; display: grid; gap: 0.9rem; }
.curve__lede { color: var(--muted); font-size: 0.72rem; max-width: 68ch; line-height: 1.5; }
.curvelist { list-style: none; display: grid; gap: 0; }
.curvelist__row {
  display: grid; grid-template-columns: 2rem minmax(8rem, 2fr) 3fr auto; gap: 1.25rem;
  align-items: center; padding: 0.9rem 0; border-top: 1px solid var(--line-soft);
  cursor: pointer; transition: background 0.2s, padding-left 0.25s;
}
.curvelist__row:hover { background: color-mix(in srgb, var(--accent) 4%, transparent); padding-left: 0.5rem; }
.curvelist__whys { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.curvelist__why {
  font-family: var(--mono); font-size: 0.62rem; color: var(--muted);
  border: 1px solid var(--line-soft); border-radius: 2px; padding: 0.15rem 0.4rem;
  text-transform: uppercase; letter-spacing: 0.06em; white-space: nowrap;
}
.curve__lock {
  display: grid; gap: 0.6rem; justify-items: start;
  border: 1px solid var(--line-soft); border-radius: 6px; padding: 1rem 1.1rem;
}
.curve__tier { font-size: 0.66rem; letter-spacing: 0.14em; color: var(--muted); }
.curve__reason { font-size: 0.82rem; color: var(--ink); line-height: 1.5; max-width: 60ch; }
.curve__weights { display: flex; flex-wrap: wrap; gap: 0.45rem; align-items: center; }
.curve__weights-head { width: 100%; font-size: 0.62rem; color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; }
.curve__lock .btn--ghost { margin-top: 0.2rem; }
.curve__note { color: var(--muted); font-size: 0.62rem; line-height: 1.5; }

.verdict__meta { color: var(--muted); border-top: 1px solid var(--line-soft); padding-top: 1.25rem; display: flex; flex-wrap: wrap; gap: 1.5rem; }
.verdict__share { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; }
.verdict__share .btn--ghost { margin-top: 0; }
.verdict__share-hint { color: var(--muted); font-size: 0.62rem; }

/* --- synthesis: blend the query's neighbours into a fresh, downloadable TTF - */
.verdict__synth { border-top: 1px solid var(--line-soft); padding-top: 1.5rem; display: grid; gap: 1rem; }
.synth__head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.synth__head .verdict__kicker { margin: 0; }
.synth__head .btn--ghost { margin-top: 0; }
.synth__lede { color: var(--muted); font-size: 0.72rem; max-width: 60ch; line-height: 1.5; }
.synth__opt { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--muted); font-size: 0.68rem; cursor: pointer; user-select: none; }
.synth__opt input { accent-color: var(--accent); cursor: pointer; }
.synth__opt:hover { color: var(--ink); }
.synth__body { display: grid; gap: 1.1rem; }
.synth__duel .duel__sample { font-size: clamp(1.6rem, 4vw, 2.8rem); }
.synth__flags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.synth__license { color: var(--muted); font-size: 0.68rem; line-height: 1.5; }
.synth__license--warn { color: var(--warn); }
.synth__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.synth__actions .btn--ghost { margin-top: 0; }

/* --- per-glyph inspector: one row per synthesized char, the query and every
   source neighbour beside it, track + drop reasons on the row label -------- */
.synth__glyphs { display: grid; gap: 0.8rem; border-top: 1px solid var(--line-soft); padding-top: 1.1rem; }
.synth__glyphs-kicker { color: var(--muted); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; }
.glyphstrip { display: grid; gap: 0.4rem; overflow-x: auto; padding-bottom: 0.4rem; }
.glyphstrip__row {
  display: grid; gap: 0.4rem; align-items: stretch; min-width: max-content;
  grid-template-columns: 8.5rem repeat(var(--glyph-cols, 3), minmax(4rem, 1fr));
}
.glyphstrip__row--head { color: var(--muted); font-size: 0.58rem; letter-spacing: 0.08em; text-transform: uppercase; }
.glyphstrip__row--head .glyphstrip__col { display: flex; align-items: end; padding: 0 0.2rem; overflow-wrap: anywhere; min-width: 4rem; }
.glyphstrip__label { display: flex; flex-direction: column; gap: 0.3rem; justify-content: center; min-width: 0; }
/* the row label is the literal char — .mono's uppercase would collapse 'g'/'G' */
.glyphstrip__label b { font-size: 1rem; color: var(--ink); text-transform: none; }
.glyphstrip__track {
  font-family: var(--mono); font-style: normal; font-size: 0.56rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--muted); border: 1px solid var(--line);
  border-radius: 999px; padding: 0.2rem 0.5rem; width: fit-content;
}
.glyphstrip__track.is-drop { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 55%, transparent); }
.glyphstrip__q {
  font-family: var(--mono); font-style: normal; font-size: 0.56rem; letter-spacing: 0.06em;
  text-transform: uppercase; border: 1px solid var(--line); border-radius: 999px;
  padding: 0.2rem 0.5rem; width: fit-content; cursor: help;
}
.glyphstrip__cell {
  border: 1px solid var(--line-soft); border-radius: 8px; min-width: 4rem;
  min-height: 4.4rem; display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; line-height: 1; padding: 0.35rem 0.5rem;
}
.glyphstrip__cell--synth { border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.glyphstrip__cell.is-missing { color: var(--warn); font-size: 1.2rem; }
.glyphstrip__cell.is-excluded { opacity: 0.3; }
.glyphstrip__cell.is-unrenderable { opacity: 0.3; color: var(--muted); font-size: 1.2rem; }

/* ------------------------------ library -------------------------------- */
.toolbar {
  position: sticky; top: 3.6rem; z-index: 40;
  background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(14px);
  border: 1px solid var(--line); border-radius: 14px; padding: 1.1rem 1.25rem;
  display: grid; gap: 0.9rem; margin-bottom: 2.5rem;
}
.toolbar__row { display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; align-items: center; }
.field { display: flex; align-items: center; gap: 0.8rem; }
.field > span { color: var(--muted); flex: none; }
.field input[type="search"], .field input[type="text"] {
  background: transparent; border: none; border-bottom: 1px solid var(--line);
  color: var(--ink); font-family: var(--body); font-size: 0.95rem; padding: 0.4rem 0.1rem;
  outline: none; transition: border-color 0.25s; min-width: 0;
}
.field input:focus { border-color: var(--accent); }
.field--search input { width: 14rem; }
.field--grow { flex: 1 1 18rem; }
.field--grow input { flex: 1; }
.field--size input[type="range"] { accent-color: var(--accent); width: 9rem; }
.field b { color: var(--accent); font-weight: 400; }
.pills { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.pill {
  font-family: var(--mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.08em;
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  padding: 0.42rem 0.85rem; border-radius: 999px; cursor: pointer; transition: all 0.2s;
}
.pill:hover { border-color: var(--accent); color: var(--accent); }
.pill.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.pill i { font-style: normal; opacity: 0.6; margin-left: 0.4em; }
.toolbar__count { color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(340px, 100%), 1fr)); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); }
.card {
  background: var(--bg); padding: 1.5rem; min-height: 230px;
  display: flex; flex-direction: column; gap: 1rem; cursor: pointer;
  transition: background 0.25s;
  position: relative;
}
.card:hover { background: var(--bg-2); }
.card__head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.card__name { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--muted); transition: color 0.25s; }
.card:hover .card__name { color: var(--accent); }
.card__tags { display: flex; gap: 0.35rem; flex: none; }
.card__cat { font-family: var(--mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); border: 1px solid var(--line-soft); padding: 0.2rem 0.55rem; border-radius: 999px; flex: none; }
.card__var { font-family: var(--mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); padding: 0.2rem 0.55rem; border-radius: 999px; flex: none; }
.card__preview { flex: 1; font-size: var(--card-size, 34px); line-height: 1.25; overflow-wrap: anywhere; overflow: hidden; opacity: 0; transition: opacity 0.5s; }
.card.is-loaded .card__preview { opacity: 1; }
.card.is-failed .card__preview { opacity: 0.3; font-style: italic; }
.card__foot { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); opacity: 0; transform: translateY(4px); transition: opacity 0.25s, transform 0.25s; }
.card:hover .card__foot { opacity: 1; transform: none; color: var(--accent); }
.grid__sentinel { height: 2px; }

/* ------------------------------ compare -------------------------------- */
.duo { display: grid; gap: 1.5rem; }
.duo__pickers { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1rem; align-items: center; }
.picker { position: relative; display: flex; align-items: center; gap: 0.8rem; background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 0 1.1rem; transition: border-color 0.25s; }
.picker:focus-within { border-color: var(--accent); }
.picker--a:focus-within { border-color: var(--accent); }
.picker--b:focus-within { border-color: var(--accent2); }
.picker__key { flex: none; width: 1.7rem; height: 1.7rem; display: grid; place-items: center; border-radius: 50%; font-size: 0.7rem; }
.picker--a .picker__key { background: var(--accent); color: var(--accent-ink); }
.picker--b .picker__key { background: var(--accent2); color: var(--accent-ink); }
.picker input { flex: 1; background: transparent; border: none; outline: none; color: var(--ink); font-family: var(--body); font-size: 1rem; padding: 0.95rem 0; min-width: 0; }
.picker__list { position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 50; background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; max-height: 310px; overflow-y: auto; box-shadow: 0 18px 50px var(--shadow); }
.picker__opt { display: flex; justify-content: space-between; gap: 1rem; width: 100%; text-align: left; background: none; border: none; border-bottom: 1px solid var(--line-soft); color: var(--ink); font-family: var(--body); font-size: 0.95rem; padding: 0.7rem 1.1rem; cursor: pointer; }
.picker__opt:last-child { border-bottom: none; }
.picker__opt:hover, .picker__opt.is-hi { background: color-mix(in srgb, var(--accent) 9%, transparent); }
.picker__none { color: var(--muted); padding: 0.7rem 1.1rem; }
.picker__opt i { font-style: normal; font-family: var(--mono); font-size: 0.62rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; align-self: center; }
.duo__mid { display: flex; gap: 0.5rem; }
.duo__btn { width: 2.7rem; height: 2.7rem; border-radius: 50%; background: transparent; border: 1px solid var(--line); color: var(--ink); font-size: 1.05rem; cursor: pointer; transition: all 0.2s; }
.duo__btn:hover { border-color: var(--accent); color: var(--accent); transform: rotate(180deg); }
.duo__controls { display: flex; flex-wrap: wrap; gap: 1rem 2rem; align-items: center; }
.pill--a.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.pill--b.is-on { background: var(--accent2); border-color: var(--accent2); color: var(--accent-ink); }
.duo__legend { color: var(--muted); display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
/* mini stage samples: dark ground in both themes, true blend-ink colours */
.swatch {
  display: inline-flex; align-items: center; gap: 0.5em;
  background: #060607; border: 1px solid rgba(240, 237, 230, 0.16);
  border-radius: 999px; padding: 0.3em 0.8em;
}
.swatch__dot { width: 0.62em; height: 0.62em; border-radius: 2px; flex: none; }
.swatch--a { color: #d7ff3f; }
.swatch--a .swatch__dot { background: #d7ff3f; }
.swatch--b { color: #ff4fd8; }
.swatch--b .swatch__dot { background: #ff4fd8; }
.swatch--white { color: #f0ede6; }
.swatch--white .swatch__dot { background: #ffffff; }

/* the stage keeps its own dark ground in BOTH themes: screen-blending the
   two inks to white only works additively, on near-black */
.duo__stage { --stage-a: #d7ff3f; --stage-b: #ff4fd8; display: flex; flex-wrap: wrap; align-items: baseline; justify-content: center; gap: 0.1em 0; background: #060607; border: 1px solid var(--line); border-radius: 14px; padding: clamp(1.5rem, 4vw, 3rem); min-height: 220px; }
.duocell { position: relative; display: grid; justify-items: center; align-items: baseline; padding: 0.06em 0.07em; }
.duocell span { grid-area: 1 / 1; line-height: 1.25; font-size: var(--duo-size, 120px); mix-blend-mode: screen; transition: opacity 0.3s; }
.duocell__a { color: var(--stage-a); }
.duocell__b { color: var(--stage-b); }
.duo__stage[data-mode="a"] .duocell__b { opacity: 0; }
.duo__stage[data-mode="b"] .duocell__a { opacity: 0; }
.duo__stage-hint { color: #8b887f; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; align-self: center; }

.duo__metrics { border: 1px solid var(--line); border-radius: 14px; background: var(--bg-2); padding: clamp(1.5rem, 4vw, 2.5rem); display: grid; grid-template-columns: auto 1fr; gap: 2.5rem; align-items: center; }
.duo__fused { display: grid; gap: 0.4rem; justify-items: start; }
.duo__fused-num { font-family: var(--display); font-weight: 700; font-size: clamp(2.6rem, 6vw, 4.5rem); line-height: 1; letter-spacing: -0.03em; color: var(--accent); }
.detlist { list-style: none; display: grid; gap: 0.55rem; }
.detlist__row { display: grid; grid-template-columns: 5.5rem 1fr 4.5rem; gap: 1.25rem; align-items: center; }
.detlist__name { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink); }
.detlist__bar { height: 3px; background: var(--line-soft); border-radius: 2px; overflow: hidden; }
.detlist__fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--accent2), var(--accent)); border-radius: 2px; }
.detlist__val { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); text-align: right; font-variant-numeric: tabular-nums; }

@media (max-width: 760px) {
  .duo__pickers { grid-template-columns: 1fr; }
  .duo__mid { justify-content: center; }
  .duo__metrics { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ------------------------------ resolve -------------------------------- */
.stackform { display: flex; gap: 1rem; flex-wrap: wrap; align-items: stretch; max-width: 880px; }
.stackform input {
  flex: 1 1 22rem; background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px;
  color: var(--ink); font-family: var(--mono); font-size: 0.95rem; padding: 1rem 1.25rem;
  outline: none; transition: border-color 0.25s;
}
.stackform input:focus { border-color: var(--accent); }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.chip {
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  padding: 0.45rem 0.9rem; border-radius: 999px; cursor: pointer; transition: all 0.2s;
  font-size: 0.66rem;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }

.resolution { margin-top: 3rem; border: 1px solid var(--line); border-radius: 14px; background: var(--bg-2); padding: clamp(1.5rem, 4vw, 3rem); display: grid; grid-template-columns: 1fr 1.4fr; gap: 3rem; }
.resolution__name { font-family: var(--display); font-weight: 700; font-size: clamp(2rem, 5vw, 4rem); letter-spacing: -0.03em; line-height: 1; }
.resolution__basis { color: var(--accent); margin-top: 0.8rem; }
.resolution__platforms { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1.2rem; }
.platform { font-family: var(--mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink); border: 1px solid var(--line); padding: 0.3rem 0.7rem; border-radius: 999px; }
.subgrid { display: grid; gap: 0.75rem; }
.sub {
  display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 1rem; align-items: center;
  border: 1px solid var(--line-soft); border-radius: 10px; padding: 0.9rem 1.1rem;
  transition: border-color 0.25s;
}
.sub:hover { border-color: var(--line); }
.sub__name { font-size: 1.5rem; line-height: 1.2; }
.sub__type { font-family: var(--mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.08em; padding: 0.25rem 0.6rem; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.sub__type--metric { border-color: color-mix(in srgb, var(--accent) 55%, transparent); color: var(--accent); }
.sub__corpus { grid-column: 1 / -1; font-family: var(--mono); font-size: 0.62rem; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }

/* ------------------------------ specimen ------------------------------- */
.specimen { position: fixed; inset: 0; z-index: 100; display: grid; }
.specimen[hidden] { display: none; }
.specimen__scrim { position: absolute; inset: 0; background: rgba(5,5,6,0.7); backdrop-filter: blur(6px); }
.specimen__sheet {
  position: relative; margin: auto; width: min(1060px, calc(100% - 2rem));
  max-height: calc(100svh - 2rem); overflow-y: auto;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 16px;
  padding: clamp(1.5rem, 4vw, 3rem);
}
.specimen__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.specimen__cat { color: var(--accent); }
.specimen__close { background: none; border: 1px solid var(--line); border-radius: 50%; width: 2.4rem; height: 2.4rem; color: var(--ink); cursor: pointer; transition: all 0.2s; }
.specimen__close:hover { border-color: var(--accent); color: var(--accent); transform: rotate(90deg); }
.specimen__name { font-size: clamp(2.8rem, 8vw, 6.5rem); line-height: 1.02; font-weight: 400; letter-spacing: -0.02em; overflow-wrap: anywhere; }
.specimen__line {
  width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--line);
  color: var(--muted); font-family: var(--mono); font-size: 0.8rem; padding: 1rem 0 0.6rem;
  outline: none; margin: 1.5rem 0 2rem;
}
.specimen__line:focus { border-color: var(--accent); color: var(--ink); }
.specimen__axes { margin: -0.75rem 0 2.25rem; border: 1px solid var(--line-soft); border-radius: 10px; padding: 1.1rem 1.25rem; }
.specimen__axes-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.specimen__axes-head .verdict__kicker { margin-bottom: 0; color: var(--accent); }
.axes { display: grid; gap: 0.7rem; }
.axis { display: grid; grid-template-columns: minmax(7rem, 11rem) 1fr 4.5rem; align-items: center; gap: 1.25rem; }
.axis__tag { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: none; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.axis__tag i { font-style: normal; color: var(--muted); margin-left: 0.6em; font-size: 0.9em; }
.axis input[type="range"] { width: 100%; accent-color: var(--accent); cursor: ew-resize; }
.axis__val { font-family: var(--mono); font-size: 0.72rem; color: var(--accent); text-align: right; font-variant-numeric: tabular-nums; }
.specimen__name, .specimen__step, .specimen__glyphs span { font-variation-settings: var(--spec-fvs, normal); }

.specimen__waterfall { display: grid; gap: 0.4rem; }
.specimen__step { line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.specimen__step b { font-family: var(--mono); font-weight: 400; font-size: 0.62rem; color: var(--muted); margin-right: 1rem; vertical-align: middle; }
.specimen__glyphs {
  margin-top: 2.5rem; display: grid; grid-template-columns: repeat(auto-fill, minmax(3.2rem, 1fr));
  border-top: 1px solid var(--line-soft); border-left: 1px solid var(--line-soft);
}
.specimen__glyphs span {
  display: grid; place-items: center; aspect-ratio: 1; font-size: 1.5rem;
  border-right: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft);
  transition: background 0.15s, color 0.15s;
}
.specimen__glyphs span:hover { background: var(--accent); color: var(--accent-ink); }
.specimen__foot { margin-top: 2.5rem; border-top: 1px solid var(--line-soft); padding-top: 1.5rem; }
.chip i { font-style: normal; opacity: 0.55; margin-left: 0.5em; }

/* ------------------------------ footer --------------------------------- */
.footer { border-top: 1px solid var(--line); padding-bottom: 2rem; overflow: hidden; }
.footer__marquee { padding: 2rem 0 1rem; white-space: nowrap; }
.footer__marquee span {
  display: inline-block; font-family: var(--display); font-weight: 700; text-transform: uppercase;
  font-size: clamp(4rem, 14vw, 13rem); letter-spacing: -0.03em; line-height: 1;
  color: transparent; -webkit-text-stroke: 1px var(--stroke);
  will-change: transform;
}
.footer__marquee em { font-family: var(--serif); font-style: italic; text-transform: none; -webkit-text-stroke: 0; color: var(--accent); }
.footer__meta { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; justify-content: space-between; padding: 1rem var(--pad) 0; color: var(--muted); }

/* ------------------------------ reveal helpers ------------------------- */
[data-split] .split-line { display: block; overflow: hidden; }
.reveal-up { opacity: 0; transform: translateY(28px); }

@media (max-width: 760px) {
  .nav__links { display: none; }
  .hero__scroll { display: none; }
  .duel { grid-template-columns: 1fr; }
  .duel__vs { justify-self: center; }
  .resolution { grid-template-columns: 1fr; gap: 2rem; }
  .simlist__row { grid-template-columns: 1.5rem 1fr auto; }
  .simlist__bar { display: none; }
  /* the per-feature "why" chips wrap to their own line rather than squeezing
     the family name off a 390px screen */
  .curvelist__row { grid-template-columns: 1.5rem 1fr auto; }
  .curvelist__whys { grid-column: 2 / -1; }
  .toolbar { top: 3.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  .grain, .hero__scroll-line { animation: none; }
  * { transition-duration: 0.01ms !important; }
}