/* ============================================================
   VLA Arch - architecture atlas for the vla.cpp / vla.simd policies
   Theme: the main site (havi.fit) - Havilab palette
   Palette: primary #4B2E0F · secondary #E2A963 · bg #FFF2E1
            support #5C7A5E · highlight #F4C15D · cream #FAF7F2 · sage #A8B89C
   ============================================================ */

:root {
  --primary:   #4B2E0F;
  --secondary: #E2A963;
  --bg:        #FFF2E1;
  --support:   #5C7A5E;
  --highlight: #F4C15D;
  --cream:     #FAF7F2;
  --sage:      #A8B89C;

  --ink:       #4B2E0F;
  --ink-soft:  #6e5536;
  --line:      #e8d6bd;
  --paper:     #fffaf2;
  --shadow:    0 10px 30px -12px rgba(75, 46, 15, .25);
  --radius:    18px;
  --maxw:      1180px;

  /* Diagram encodings: one hue per role, reused by every figure */
  --vis:       #5C7A5E;  --vis-bg:   #e9efe6;   /* vision */
  --lang:      #c98a3c;  --lang-bg:  #fbecd6;   /* language */
  --state:     #8a9c7c;  --state-bg: #f1f3ea;   /* proprio state */
  --core:      #b8862b;  --core-bg:  #fff3d6;   /* fusion backbone */
  --act:       #4B2E0F;                         /* action head (filled) */
  --noise:     #c9694a;  --noise-bg: #fbe6dc;   /* noise, timestep */
  --edge:      #8a6a45;                         /* data flow */
  --edge-attn: #5C7A5E;                         /* attention reads: KV prefix, cross-attn */
  --edge-cond: #c9694a;                         /* conditioning: timestep, FiLM, AdaLN */
  --edge-loop: #d79a4e;                         /* denoising feedback */

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code { font-family: var(--font-mono); font-size: .86em; }

.container { width: min(var(--maxw), 92%); margin-inline: auto; }

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.12; font-weight: 600; letter-spacing: -.01em; }

.accent { color: var(--support); white-space: nowrap; }

.skip {
  position: absolute; left: -999px; top: 8px; z-index: 100;
  background: var(--primary); color: var(--cream); padding: 8px 14px; border-radius: 999px;
}
.skip:focus { left: 12px; }

/* ---------- Header (as on the main site) ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 242, 225, .82);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; }
.brand__icon { border-radius: 22%; box-shadow: 0 2px 8px rgba(75,46,15,.2); }
.brand__name { color: var(--primary); }

.nav__links { list-style: none; display: flex; align-items: center; gap: 28px; margin: 0; padding: 0; font-weight: 500; }
.nav__links a { color: var(--ink-soft); transition: color .18s ease; }
.nav__links a:hover { color: var(--primary); }
.nav__cta {
  background: var(--primary); color: var(--cream) !important;
  padding: 8px 16px; border-radius: 999px; font-weight: 600;
}
.nav__cta:hover { background: #38220a; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: .25s; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.eyebrow {
  font-family: var(--font-mono); font-size: .8rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--support); margin: 0 0 14px;
}
.hero__title { font-size: clamp(2rem, 4.2vw, 3.1rem); margin: 0 0 20px; color: var(--primary); }
.hero__title .eng { font-family: var(--font-mono); font-weight: 500; font-size: .84em; letter-spacing: -.03em; }
.hero__lede { font-size: 1.06rem; color: var(--ink-soft); max-width: 60ch; margin: 0 0 26px; }
.hero__lede a { color: var(--support); text-decoration: underline; text-underline-offset: 3px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.stat {
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 16px; display: grid; gap: 2px; box-shadow: var(--shadow);
}
.stat--main { background: var(--primary); border-color: var(--primary); }
.stat__value { font-family: var(--font-display); font-weight: 600; font-size: 1.9rem; line-height: 1.1; color: var(--primary); font-variant-numeric: tabular-nums; }
.stat--main .stat__value { color: var(--cream); }
.stat__label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--support); }
.stat--main .stat__label { color: var(--highlight); }
.hero__note { grid-column: 1 / -1; margin: 4px 0 0; font-size: .82rem; color: var(--ink-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 12px 24px; border-radius: 999px;
  font-weight: 600; font-family: var(--font-display); font-size: .98rem;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn--primary { background: var(--highlight); color: var(--primary); box-shadow: 0 8px 20px -8px rgba(244,193,93,.9); }
.btn--primary:hover { background: var(--secondary); transform: translateY(-2px); }
.btn--ghost { border: 2px solid var(--secondary); color: var(--primary); }
.btn--ghost:hover { background: var(--secondary); transform: translateY(-2px); }

/* ---------- Sections ---------- */
.section { padding: 64px 0; }
.section--alt { background: var(--cream); border-block: 1px solid var(--line); }
.section__head { max-width: 68ch; margin-bottom: 34px; }
.section__kicker { font-family: var(--font-mono); font-size: .82rem; color: var(--support); }
.section__head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin: 8px 0 0; color: var(--primary); }
.section__sub { color: var(--ink-soft); margin: 12px 0 0; }

/* ---------- Legend ---------- */
.legend {
  display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center;
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  padding: 12px 16px; font-size: .8rem; color: var(--ink-soft);
}
.legend__title { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--support); }
.legend__item { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.legend svg { display: block; flex: none; }
.legend__sep { width: 1px; height: 18px; background: var(--line); }

/* ---------- Archetypes ---------- */
.types { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 22px; }
.type {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 18px 16px; display: grid; gap: 10px; align-content: start;
}
.type__n { font-family: var(--font-mono); font-size: .72rem; color: var(--support); letter-spacing: .06em; }
.type h3 { margin: 0; font-size: 1.08rem; color: var(--primary); }
.type p { margin: 0; font-size: .88rem; color: var(--ink-soft); }
.type figure { margin: 2px 0 0; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 8px; }
.type figure svg { display: block; width: 100%; height: auto; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-family: var(--font-mono); font-size: .74rem; font-weight: 500;
  background: rgba(92,122,94,.14); color: var(--support);
  padding: 3px 10px; border-radius: 999px; transition: background .15s ease, color .15s ease;
}
a.chip:hover { background: var(--support); color: var(--cream); }

/* ---------- Compare table ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); }
.cmp { width: 100%; border-collapse: collapse; font-size: .84rem; min-width: 900px; }
.cmp th, .cmp td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cmp thead th {
  position: sticky; top: 0; background: #f2e3cb;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); font-weight: 500;
}
.cmp tbody tr:last-child td { border-bottom: 0; }
.cmp tbody tr:hover { background: var(--bg); }
.cmp td:first-child a { font-family: var(--font-display); font-weight: 600; color: var(--primary); border-bottom: 1px solid var(--secondary); }
.cmp .num { font-family: var(--font-mono); font-size: .78rem; white-space: nowrap; font-variant-numeric: tabular-nums; }
.cmp .muted { color: var(--ink-soft); }

/* Engine badges */
.eng-tag {
  display: inline-block; font-family: var(--font-mono); font-size: .7rem; font-weight: 500;
  padding: 2px 8px; border-radius: 999px; white-space: nowrap; line-height: 1.5;
}
.eng-tag--cpp  { background: var(--primary); color: var(--cream); }
.eng-tag--simd { background: var(--support); color: var(--cream); }
.eng-tags { display: inline-flex; gap: 5px; flex-wrap: wrap; }

/* ---------- Models: sticky picker + sections ---------- */
.picker {
  position: sticky; top: 68px; z-index: 40; margin: 0 0 22px;
  display: flex; align-items: center; gap: 14px;
  background: rgba(250, 247, 242, .9); backdrop-filter: saturate(140%) blur(10px); -webkit-backdrop-filter: saturate(140%) blur(10px);
  border: 1px solid var(--line); border-radius: 14px; padding: 8px 10px;
}
.picker__filter { flex: none; display: inline-flex; gap: 4px; background: var(--bg); padding: 3px; border-radius: 999px; }
.picker__filter button {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 500;
  border: 0; cursor: pointer; color: var(--ink-soft);
  padding: 4px 10px; border-radius: 999px; background: transparent;
  transition: background .18s ease, color .18s ease;
}
.picker__filter button:hover { color: var(--primary); }
.picker__filter button.is-active { background: var(--primary); color: var(--cream); }
.picker__filter button:focus-visible, .picker a:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }
.picker__groups {
  display: flex; gap: 16px; align-items: center; overflow-x: auto; min-width: 0;
  scrollbar-width: thin; scrollbar-color: var(--secondary) transparent; padding: 2px 2px 4px;
}
.picker__group { display: flex; align-items: center; gap: 4px; flex: none; }
.picker__group[hidden] { display: none; }
.picker__group-title { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; color: var(--support); margin: 0 4px 0 0; white-space: nowrap; }
.picker__group a {
  white-space: nowrap; font-size: .84rem; color: var(--ink-soft); font-weight: 500;
  padding: 3px 10px; border-radius: 999px; border: 1px solid transparent;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.picker__group a:hover { background: var(--bg); color: var(--primary); }
.picker__group a.is-current { background: var(--primary); color: var(--cream); }
.picker__group a[hidden] { display: none; }

.models { display: grid; gap: 30px; min-width: 0; }
.model { scroll-margin-top: 140px; }
.model {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 26px 22px; min-width: 0; box-shadow: var(--shadow);
}
.model[hidden] { display: none; }
.model__head { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 18px; align-items: start; margin-bottom: 14px; }
.model__kicker { font-family: var(--font-mono); font-size: .76rem; color: var(--support); margin: 0; }
.model__name { margin: 2px 0 0; font-size: clamp(1.4rem, 2.4vw, 1.8rem); color: var(--primary); }
.model__name small { font-family: var(--font-mono); font-weight: 500; font-size: .5em; color: var(--ink-soft); letter-spacing: 0; margin-left: 8px; }
.model__head .eng-tags { padding-top: 4px; justify-content: flex-end; }
.model__summary { grid-column: 1 / -1; margin: 6px 0 0; color: var(--ink-soft); max-width: 78ch; }
.model__summary b { color: var(--primary); font-weight: 600; }

.facts { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; padding: 0; list-style: none; }
.facts li {
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  padding: 6px 11px; display: grid; gap: 0; min-width: 0;
}
.facts li span { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .07em; text-transform: uppercase; color: var(--support); }
.facts li b { font-family: var(--font-display); font-weight: 600; font-size: .95rem; color: var(--primary); font-variant-numeric: tabular-nums; }

/* Diagrams */
.fig { margin: 0 0 18px; }
.fig__scroll { overflow-x: auto; border-radius: 12px; background: var(--cream); border: 1px solid var(--line); scrollbar-width: thin; scrollbar-color: var(--secondary) transparent; }
.fig__scroll > svg { display: block; width: 100%; height: auto; min-width: 1000px; }
.fig figcaption { margin-top: 8px; font-size: .84rem; color: var(--ink-soft); max-width: 90ch; }
.fig figcaption b { color: var(--primary); font-weight: 600; }
.fig--pair { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px; align-items: start; }
.fig--pair > figure { margin: 0; min-width: 0; }
.fig--pair figcaption { contain: inline-size; }
.fig--even { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.fig--stack { grid-template-columns: minmax(0, 1fr); }
.fig--natural .fig__scroll { display: flex; justify-content: center; padding: 8px; }

/* Diagram internals: shared by every SVG this page draws */
.dg text { font-family: var(--font-body); fill: var(--ink); font-variant-ligatures: none; }
.dg .t  { font-family: var(--font-display); font-weight: 600; font-size: 12.5px; }
.dg .s  { font-family: var(--font-mono); font-size: 10px; fill: var(--ink-soft); }
.dg .el { font-family: var(--font-mono); font-size: 9.5px; fill: var(--ink-soft); }
.dg .el-bg { fill: var(--cream); }
.dg .gl { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .08em; text-transform: uppercase; fill: var(--support); }
.dg .ax { font-family: var(--font-mono); font-size: 9.5px; fill: var(--ink-soft); }
.dg .ax-b { font-family: var(--font-mono); font-size: 9.5px; fill: var(--primary); font-weight: 500; }

.dg .nd rect.b { stroke-width: 1.4; }
.dg .nd rect.k { fill: var(--paper); stroke: var(--line); }
.dg .nd-in   rect.b { fill: #fff; stroke: #c4a983; stroke-dasharray: 4 3; }
.dg .nd-in   .t { font-weight: 500; }
.dg .nd-vis  rect.b { fill: var(--vis-bg); stroke: var(--vis); }
.dg .nd-lang rect.b { fill: var(--lang-bg); stroke: var(--lang); }
.dg .nd-state rect.b { fill: var(--state-bg); stroke: var(--state); }
.dg .nd-core rect.b { fill: var(--core-bg); stroke: var(--core); }
.dg .nd-noise rect.b { fill: var(--noise-bg); stroke: var(--noise); }
.dg .nd-op   rect.b { fill: var(--paper); stroke: #c4a983; }
.dg .nd-act  rect.b { fill: var(--act); stroke: var(--act); }
.dg .nd-act  .t { fill: var(--cream); }
.dg .nd-act  .s { fill: var(--highlight); }
.dg .nd-out  rect.b { fill: var(--highlight); stroke: #d9a93c; }
.dg .nd-out  .s { fill: var(--primary); }
.dg .nd-skip rect.b { fill: transparent; stroke: #c4a983; stroke-dasharray: 2 3; }
.dg .nd-skip .t, .dg .nd-skip .s { fill: #a8916f; }
.dg .nd-vis rect.k { stroke: var(--vis); }
.dg .nd-lang rect.k { stroke: var(--lang); }
.dg .nd-core rect.k { stroke: var(--core); }
.dg .nd-act rect.k { fill: #6e5536; stroke: var(--act); }

.dg .e { fill: none; stroke-width: 1.4; stroke-linejoin: round; }
.dg .e-data { stroke: var(--edge); }
.dg .e-attn { stroke: var(--edge-attn); stroke-dasharray: 5 3; stroke-width: 1.6; }
.dg .e-cond { stroke: var(--edge-cond); stroke-dasharray: 1.5 3; stroke-width: 1.8; stroke-linecap: round; }
.dg .e-loop { stroke: var(--edge-loop); stroke-width: 2; }
.dg .e-skip { stroke: #c4a983; stroke-dasharray: 2 3; }
.dg .m-data { fill: var(--edge); }
.dg .m-attn { fill: var(--edge-attn); }
.dg .m-cond { fill: var(--edge-cond); }
.dg .m-loop { fill: var(--edge-loop); }
.dg .m-skip { fill: #c4a983; }
.dg--mini .t { font-size: 11.5px; }
.dg--mini .s { font-size: 9.5px; }
.dg--mini .el, .dg--mini .gl { font-size: 10.5px; }

.dg .g rect { fill: none; stroke: #d3bb98; stroke-dasharray: 5 4; stroke-width: 1.2; }
.dg .g-loop rect { fill: rgba(226,169,99,.10); stroke: var(--edge-loop); }
.dg .g-once rect { fill: rgba(92,122,94,.05); stroke: #a9bba0; }
.dg .g-loop .gl { fill: #a0661f; }

/* Attention-mask matrices */
.dg .mk-cell { stroke: var(--paper); stroke-width: 1; }
.dg .mk-on   { fill: var(--primary); }
.dg .mk-off  { fill: #efe2cc; }
.dg .mk-frame { fill: none; stroke: var(--line); }

/* Spec tables */
.specs { margin: 0; }
.specs summary {
  cursor: pointer; font-family: var(--font-display); font-weight: 600; color: var(--primary);
  list-style: none; display: inline-flex; align-items: center; gap: 8px; padding: 2px 0;
}
.specs summary::-webkit-details-marker { display: none; }
.specs summary::before { content: '+'; display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 6px; background: var(--bg); border: 1px solid var(--line); font-family: var(--font-mono); font-size: .8rem; }
.specs[open] summary::before { content: '\2212'; }
.specs summary:focus-visible { outline: 2px solid var(--secondary); outline-offset: 3px; border-radius: 4px; }
.spec { width: 100%; border-collapse: collapse; font-size: .82rem; margin-top: 10px; min-width: 640px; }
.spec-wrap { overflow-x: auto; }
.spec th, .spec td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec th { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); font-weight: 500; background: var(--bg); }
.spec td:first-child { font-weight: 600; color: var(--primary); white-space: nowrap; }
.spec td.num { font-family: var(--font-mono); font-size: .76rem; white-space: nowrap; }
.spec td.note { color: var(--ink-soft); }

.notes { margin: 16px 0 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }
.note-box { background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; min-width: 0; }
.note-box h4 { margin: 0 0 6px; font-size: .78rem; font-family: var(--font-mono); font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--support); }
.note-box ul { margin: 0; padding-left: 18px; font-size: .86rem; color: var(--ink-soft); display: grid; gap: 4px; }
.note-box li::marker { color: var(--secondary); }
.note-box code { color: var(--primary); overflow-wrap: anywhere; }
.src { margin: 12px 0 0; font-size: .76rem; color: var(--ink-soft); display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.src span { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .08em; text-transform: uppercase; color: var(--support); }
.src code { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: .72rem; overflow-wrap: anywhere; }

/* Per-model footer: source files on the left, report button on the right */
.model__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 16px; margin-top: 14px; }
.model__foot .src { margin: 0; flex: 1 1 320px; }
.model__report {
  flex: none; font-family: var(--font-mono); font-size: .74rem; font-weight: 500; color: var(--primary);
  padding: 5px 12px; border: 1px solid var(--secondary); border-radius: 999px; background: var(--paper);
  transition: background .18s ease, color .18s ease;
}
.model__report:hover { background: var(--secondary); }
.model__report:focus-visible, .ask .btn:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }

/* ---------- Contribute ---------- */
.asks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.ask {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; display: grid; gap: 10px; align-content: start; box-shadow: var(--shadow);
}
.ask__n { font-family: var(--font-mono); font-size: .76rem; color: var(--support); }
.ask h3 { margin: 0; font-size: 1.2rem; color: var(--primary); }
.ask p { margin: 0; color: var(--ink-soft); font-size: .95rem; }
.ask .btn { justify-self: start; margin-top: 8px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0; background: var(--cream); }
.footer__inner { display: flex; align-items: center; gap: 14px; justify-content: center; text-align: center; flex-wrap: wrap; }
.footer__icon { border-radius: 22%; }
.site-footer p { margin: 0; font-size: .9rem; color: var(--ink-soft); }
.site-footer a { color: var(--support); font-weight: 600; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .types { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding: 48px 0 24px; gap: 28px; }
  .notes { grid-template-columns: 1fr; }
  .fig--pair { grid-template-columns: 1fr; }

  .nav__toggle { display: flex; }
  .nav__links {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    padding: 0 6%; max-height: 0; overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
  }
  .nav__links.is-open { max-height: 340px; padding: 16px 6% 22px; }
  .nav__links li { width: 100%; padding: 8px 0; }
}

@media (max-width: 600px) {
  .container { width: auto; margin-inline: 16px; }
  .types { grid-template-columns: 1fr; }
  .asks { grid-template-columns: 1fr; }
  .model__report { white-space: normal; }
  .model { padding: 18px 16px 16px; }
  .model__head { grid-template-columns: 1fr; }
  .model__head .eng-tags { justify-content: flex-start; padding-top: 0; }
  .hero__stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stat { padding: 10px 12px; }
  .stat__value { font-size: 1.5rem; }
  .legend__sep { display: none; }
  .picker { flex-direction: column; align-items: stretch; gap: 8px; top: 68px; }
  .picker__filter { align-self: flex-start; }
  .model { scroll-margin-top: 175px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
}