/* Oddbench: experimental engineering editorial.
   Tokens follow the concept guide (§7, §8, §12). Asset URLs in this file are versioned by build.rs. */

@font-face { font-family: "Inter"; src: url(/static/fonts/inter-var.woff2?v=f052ee44c372) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url(/static/fonts/plex-mono-400.woff2?v=3c5a451f9ec2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url(/static/fonts/plex-mono-500.woff2?v=756026ff72eb) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "IBM Plex Serif"; src: url(/static/fonts/plex-serif-400.woff2?v=256774147c18) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Serif"; src: url(/static/fonts/plex-serif-400i.woff2?v=89d4adfe6643) format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "IBM Plex Serif"; src: url(/static/fonts/plex-serif-600.woff2?v=d09590fc991d) format("woff2"); font-weight: 600; font-display: swap; }
/* Handwritten margin notes are decorative and sit in the margin, so a late swap cannot shift body text. */
@font-face { font-family: "Caveat"; src: url(/static/fonts/caveat-var.woff2?v=26294b6b2c91) format("woff2"); font-weight: 400 700; font-display: swap; }

:root {
  --paper: #f3efe3;
  --paper-deep: #e7e1d5;
  --ink: #171714;
  --ink-muted: #58564f;
  --rule: #c9c2b5;
  --control: #827d72;
  --orange: #ff5c1a;
  --orange-dark: #af3508;
  --metal: #b6b6af;

  --sans: "Inter", Arial, sans-serif;
  --serif: "IBM Plex Serif", Georgia, serif;
  --mono: "IBM Plex Mono", "Courier New", monospace;
  --hand: "Caveat", "Segoe Print", "Bradley Hand", cursive;

  --s1: 0.25rem; --s2: 0.5rem; --s3: 0.75rem; --s4: 1rem; --s6: 1.5rem;
  --s8: 2rem; --s12: 3rem; --s16: 4rem; --s24: 6rem;

  --content-max: 90rem;
  --reading-max: 65ch;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --gap: clamp(1.25rem, 2vw, 2rem);
  --ease: 150ms ease-out;

  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: var(--s8); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
}

/* Construction lines may run past artwork; they must never cause sideways page scrolling. */
main { flex: 1; overflow-x: clip; }

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

h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }

a { color: inherit; }

:focus-visible { outline: 3px solid var(--ink); outline-offset: 4px; }
.on-dark :focus-visible { outline-color: var(--paper); }

::selection { background: var(--orange); color: var(--ink); }

.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: var(--s4);
  top: var(--s4);
  z-index: 10;
  padding: var(--s3) var(--s4);
  background: var(--ink);
  color: var(--paper);
  font-weight: 600;
  transform: translateY(-200%);
}
.skip-link:focus { transform: none; outline-color: var(--orange); }

/* ---------- Type roles ---------- */

.meta {
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.5;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.muted { color: var(--ink-muted); }

.display {
  font-size: clamp(3rem, 1.4rem + 5.4vw, 7.5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.055em;
  padding-block: 0.04em;
}

/* Orange square full stop after a headline: editorial punctuation, not text. */
.stop {
  display: inline-block;
  width: 0.15em;
  height: 0.15em;
  margin-left: 0.04em;
  background: var(--orange);
  vertical-align: baseline;
}

.hand {
  font-family: var(--hand);
  font-weight: 600;
  font-size: 1.6rem;
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.prose {
  max-width: var(--reading-max);
  font-family: var(--serif);
  font-size: 1.125rem;
  line-height: 1.7;
}
.prose > * + * { margin-top: 1.1em; }
.prose h2 {
  margin-top: 2em;
  font-family: var(--sans);
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
}
.prose code, .code { font-family: var(--mono); font-size: 0.9em; }
.prose a { color: var(--orange-dark); text-underline-offset: 0.2em; }

.text-link {
  color: var(--orange-dark);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}
.text-link:hover { text-decoration-thickness: 2px; }

/* An arrow link: the label is the link, the arrow follows it. */
.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s3);
  min-height: 2.75rem;
  font-weight: 600;
  text-decoration: none;
}
.arrow-link .arrow { width: 2.25rem; height: 1rem; transition: transform var(--ease); }
.arrow-link:hover .arrow { transform: translateX(4px); }
.arrow-link span { text-decoration: underline; text-decoration-color: transparent; text-underline-offset: 0.25em; transition: text-decoration-color var(--ease); }
.arrow-link:hover span { text-decoration-color: currentColor; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s3);
  min-height: 3rem;
  padding: var(--s3) var(--s6);
  border: 1px solid var(--ink);
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color var(--ease), color var(--ease);
}
.btn .arrow { width: 1.25rem; height: 0.75rem; }
.btn--primary { color: var(--ink); background: var(--orange); }
.btn--primary:hover { color: var(--paper); background: var(--orange-dark); }
.btn--secondary { color: var(--ink); background: var(--paper); border-color: var(--control); }
.btn--secondary:hover { background: var(--paper-deep); border-color: var(--ink); }

/* ---------- Texture ---------- */

/* Paper grain lives on artwork and open space, never above text (concept §6). */
.grain { position: relative; isolation: isolate; }
.grain::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: url(/static/img/grain.png?v=f6cdf1bfef2d);
  mix-blend-mode: multiply;
}

.deco { pointer-events: none; user-select: none; }

/* Construction marks: fine rules and plus signs around artwork. */
.mark-plus {
  position: absolute;
  width: 0.75rem;
  height: 0.75rem;
  background:
    linear-gradient(var(--ink), var(--ink)) center / 100% 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) center / 1px 100% no-repeat;
}
.rule-h, .rule-v { position: absolute; background: var(--rule); }
.rule-h { height: 1px; }
.rule-v { width: 1px; }

/* ---------- Header ---------- */

.site-header { padding-block: var(--s6); }
.site-header .container {
  display: flex;
  align-items: center;
  gap: var(--s4) clamp(var(--s6), 6vw, 7rem);
  flex-wrap: wrap;
}

.wordmark {
  font-size: clamp(1.75rem, 1.4rem + 1vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
  text-decoration: none;
  padding-block: var(--s2);
}

.site-nav ul { display: flex; gap: var(--s2) clamp(var(--s4), 2.5vw, var(--s8)); flex-wrap: wrap; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  font-size: 0.9375rem;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 0.35em;
  text-decoration-thickness: 1.5px;
  transition: text-decoration-color var(--ease);
}
.site-nav a:hover { text-decoration-color: var(--control); }
.site-nav a[aria-current] { text-decoration-color: var(--ink); font-weight: 600; }

.header-end { margin-left: auto; display: flex; align-items: center; gap: var(--s4); }
.header-end .meta { font-size: 0.6875rem; line-height: 1.35; text-align: left; }
.brand-dot { width: 1.125rem; height: 1.125rem; border-radius: 50%; background: var(--orange); }

/* ---------- Footer ---------- */

.site-footer {
  margin-top: var(--s24);
  border-top: 1px solid var(--ink);
  padding-block: var(--s12) var(--s8);
}
.site-footer .container {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--s8) var(--gap);
}
.footer-brand { grid-column: span 5; }
.footer-brand .wordmark { display: inline-block; }
.footer-brand p { margin-top: var(--s3); max-width: 28ch; color: var(--ink-muted); }
.footer-nav { grid-column: 7 / span 3; }
.footer-nav li a { display: inline-flex; align-items: center; min-height: 2.25rem; text-decoration: none; }
.footer-nav li a:hover { text-decoration: underline; text-underline-offset: 0.25em; }
.footer-legal { grid-column: 10 / span 3; color: var(--ink-muted); }
.footer-legal a { color: var(--ink-muted); }
.footer-base { grid-column: 1 / -1; padding-top: var(--s6); border-top: 1px solid var(--rule); color: var(--ink-muted); }

/* ---------- Section heading ---------- */

.section { margin-top: clamp(var(--s16), 8vw, 8rem); }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s4);
  flex-wrap: wrap;
  padding-bottom: var(--s4);
  margin-bottom: var(--s8);
  border-bottom: 1px solid var(--ink);
}
.section-head h2 { font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.1; }
.label { font-family: var(--mono); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }

/* ---------- Plates: monochrome editorial artwork ---------- */

.plate {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--ink);
}
.plate > i { position: absolute; display: block; }
.plate--foil { background: #8f8f88 url(/static/img/foil.webp?v=9b7817802baa) center / cover; }
.plate--foil-dark { background: var(--ink) url(/static/img/foil-dark.webp?v=94e9144f2968) center / cover; }
.plate--rings { background: var(--metal); }
.plate--rings .p-rings { inset: 6% 10%; background: url(/static/img/rings.svg?v=c76b4dd183e2) center / contain no-repeat; z-index: 2; }
.plate--rings .p-foil { inset: 0 0 0 58%; background: url(/static/img/foil-dark.webp?v=94e9144f2968) center / cover; }
.plate--foil .p-block { right: 10%; bottom: 0; width: 22%; height: 46%; background: var(--orange); }
.plate--foil-dark .p-block { left: 12%; top: 18%; width: 18%; height: 30%; background: var(--orange); }
.plate--rings .p-block { left: 0; bottom: 14%; width: 14%; height: 22%; background: var(--orange); z-index: 3; }

/* ---------- Catalogue card ---------- */

.catalogue {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}
.project-card { grid-column: span 8; }
.catalogue-aside { grid-column: 10 / span 3; color: var(--ink-muted); }
.catalogue-aside p + p { margin-top: var(--s3); }

.project-card a {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  border: 1px solid var(--ink);
  text-decoration: none;
  background: var(--paper);
  transition: background-color var(--ease);
}
.project-card a:hover { background: var(--paper-deep); }
.project-card__text { display: flex; flex-direction: column; gap: var(--s3); padding: var(--s6); }
.project-card__name { font-size: clamp(2rem, 1.4rem + 2vw, 3.25rem); font-weight: 800; letter-spacing: -0.05em; line-height: 1; }
.project-card__summary { max-width: 34ch; }
.project-card__facts { margin-top: auto; padding-top: var(--s4); color: var(--ink-muted); }
.project-card__go { display: inline-flex; align-items: center; gap: var(--s3); font-weight: 600; }
.project-card__go .arrow { width: 1.75rem; height: 0.875rem; transition: transform var(--ease); }
.project-card a:hover .project-card__go .arrow { transform: translateX(4px); }
.project-card .plate { aspect-ratio: auto; min-height: 15rem; border-left: 1px solid var(--ink); }

/* ---------- Story cards (Bulletin + home) ---------- */

.stories { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap); }
.story { display: flex; flex-direction: column; }
.story a { text-decoration: none; display: flex; flex-direction: column; gap: var(--s3); height: 100%; }
.story .plate { aspect-ratio: 5 / 4; margin-bottom: var(--s2); }
.story__title { font-size: 1.375rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1.12; }
.story__summary { color: var(--ink-muted); font-size: 0.9688rem; line-height: 1.5; }
.story__meta { display: flex; gap: var(--s3); flex-wrap: wrap; color: var(--ink-muted); }
.story__go { margin-top: auto; padding-top: var(--s2); }
.story__go .arrow { width: 1.75rem; height: 0.875rem; transition: transform var(--ease); }
.story a:hover .arrow { transform: translateX(4px); }
.story a:hover .story__title { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 0.15em; }

/* ---------- Home ---------- */

.home-hero {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  padding-top: clamp(var(--s8), 5vw, var(--s16));
}
.home-hero__intro { grid-column: 1 / span 5; grid-row: 1; display: flex; flex-direction: column; gap: var(--s6); position: relative; z-index: 2; }
.home-hero__intro .display { position: relative; }
/* The small orange tab that sits on the first letter in the reference. */
.home-hero__intro .display::before {
  content: "";
  position: absolute;
  left: -0.12em;
  top: 0.02em;
  width: 0.14em;
  height: 0.16em;
  background: var(--orange);
}
.home-hero__lede { max-width: 24ch; font-size: clamp(1.125rem, 1rem + 0.4vw, 1.375rem); line-height: 1.35; }
.home-hero__tags { margin-top: auto; padding-top: var(--s8); color: var(--ink-muted); }
.home-hero__art { grid-column: 6 / span 5; grid-row: 1; align-self: start; margin-top: var(--s4); }
.home-hero__note { grid-column: 11 / span 2; grid-row: 1; align-self: start; padding-top: var(--s4); display: flex; flex-direction: column; gap: var(--s4); color: var(--ink-muted); }

/* Hero collage: a fixed composition on a 6x4 grid, purely decorative. */
.collage { position: relative; }
.collage__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-template-rows: repeat(4, minmax(0, 1fr));
  aspect-ratio: 6 / 5.4;
}
.collage__grid > div { position: relative; }
.c-lattice { grid-column: 1 / span 2; grid-row: 1 / span 4; background: #d8d4ca; }
.c-lattice::before { content: ""; position: absolute; inset: 4% 4% 0; background: url(/static/img/lattice.svg?v=9404319179ea) center bottom / contain no-repeat; }
.c-orange { grid-column: 2 / span 2; grid-row: 1 / span 3; margin-left: 38%; background: var(--orange); z-index: 2; }
.c-metal { grid-column: 4; grid-row: 1 / span 2; background: var(--metal); }
.c-black { grid-column: 5; grid-row: 1 / span 2; background: var(--ink); }
.c-foil { grid-column: 4 / span 3; grid-row: 2 / span 3; margin-top: 18%; background: #888 url(/static/img/foil.webp?v=9b7817802baa) center / cover; z-index: 3; }
.c-ink-low { grid-column: 3; grid-row: 3 / span 2; background: var(--ink); z-index: 4; }
.c-square { grid-column: 6; grid-row: 2; margin: 22% 0 22% 30%; background: var(--ink); z-index: 4; }
.c-paper { grid-column: 3; grid-row: 1 / span 2; margin: 40% 0 0 70%; background: var(--paper-deep); z-index: 3; }
.collage .rule-h { left: -6%; right: -14%; }
.collage .rule-v { top: -8%; bottom: -12%; }
.collage .r1 { top: 23%; }
.collage .r2 { bottom: 4%; left: 20%; }
.collage .r3 { left: 66.6%; }
.collage .r4 { right: -6%; top: -14%; bottom: 30%; }
.collage .m1 { right: -9%; top: 21.5%; }
.collage .m2 { left: 46%; bottom: -6%; }
.collage .m3 { right: 2%; bottom: -6%; }

/* ---------- Project page ---------- */

.project-hero {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  padding-top: var(--s6);
}
.project-hero__intro { grid-column: 1 / span 5; display: flex; flex-direction: column; gap: var(--s4); }
.back-link { display: inline-flex; align-items: center; gap: var(--s2); min-height: 2.75rem; text-decoration: none; align-self: flex-start; }
.back-link:hover { text-decoration: underline; text-underline-offset: 0.25em; }
.back-link .arrow { width: 1.25rem; height: 0.75rem; transform: scaleX(-1); }
.catalogue-id { font-family: var(--mono); font-size: 1.125rem; font-weight: 500; letter-spacing: 0.04em; margin-top: var(--s6); }
.project-name { font-size: clamp(3.5rem, 2rem + 6vw, 8rem); font-weight: 800; letter-spacing: -0.06em; line-height: 0.9; padding-block: 0.04em; }
.project-tagline { font-size: clamp(1.25rem, 1rem + 0.9vw, 1.875rem); line-height: 1.25; max-width: 22ch; letter-spacing: -0.01em; }
.actions { display: flex; gap: var(--s4); flex-wrap: wrap; margin-top: var(--s4); }
.access { color: var(--ink-muted); font-size: 0.9375rem; }

.project-hero__art { grid-column: 6 / span 5; position: relative; min-height: 26rem; }
.project-art { position: absolute; inset: 0; }
.project-art .pa-main { position: absolute; inset: 0 8% 6% 0; background: var(--ink) url(/static/img/foil-dark.webp?v=94e9144f2968) center / cover; }
.project-art .pa-rings { position: absolute; inset: 6% 14% 12% 6%; background: url(/static/img/rings.svg?v=c76b4dd183e2) center / contain no-repeat; filter: invert(1); z-index: 2; }
.project-art .pa-orange { position: absolute; right: 0; top: 40%; width: 26%; height: 24%; background: var(--orange); z-index: 3; }
.project-art .pa-metal { position: absolute; left: 34%; bottom: 0; width: 22%; height: 18%; background: var(--metal); z-index: 3; }

.project-hero__side { grid-column: 11 / span 2; position: relative; display: flex; flex-direction: column; gap: var(--s6); padding-top: var(--s4); padding-right: var(--s8); }
.project-hero__side .hand { transform: rotate(-4deg); transform-origin: left top; }
.side-id { position: absolute; right: 0; top: var(--s4); writing-mode: vertical-rl; font-family: var(--mono); font-weight: 500; letter-spacing: 0.08em; }
.marks li { display: flex; gap: var(--s3); }
.marks { color: var(--ink); }

.section-nav { margin-top: var(--s12); }
.section-nav ul { display: flex; flex-wrap: wrap; gap: 0 var(--s8); border-bottom: 1px solid var(--rule); }
.section-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  font-size: 0.9375rem;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: border-color var(--ease);
}
.section-nav a:hover { border-bottom-color: var(--ink); }

.project-body {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  margin-top: var(--s12);
}
.project-main { grid-column: 1 / span 8; display: flex; flex-direction: column; gap: clamp(var(--s12), 6vw, var(--s24)); }
.project-main section > h2 { font-size: clamp(1.75rem, 1.2rem + 1.6vw, 2.75rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1.05; margin-bottom: var(--s6); }
.project-main .lead-text { font-size: 1.1875rem; max-width: var(--reading-max); }
.project-main .lead-text p + p { margin-top: var(--s4); }
.project-record { grid-column: 10 / span 3; align-self: start; }

.record { border-top: 1px solid var(--ink); }
.record div { display: flex; flex-direction: column; gap: 0.125rem; padding-block: var(--s3); border-bottom: 1px solid var(--rule); }
.record dt { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-muted); }
.record dd { font-weight: 500; }

.capabilities { margin-top: var(--s12); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--gap); border-top: 1px solid var(--ink); }
.capabilities li { padding-block: var(--s4); border-bottom: 1px solid var(--rule); }
.capabilities h3 { font-size: 1.0625rem; font-weight: 700; }
.capabilities p { color: var(--ink-muted); font-size: 0.9688rem; margin-top: var(--s1); }

.limits { margin-top: var(--s8); padding: var(--s6); background: var(--paper-deep); }
.limits h3 { font-size: 1.0625rem; font-weight: 700; margin-bottom: var(--s3); }
.limits li { position: relative; padding-left: var(--s6); }
.limits li + li { margin-top: var(--s2); }
.limits li::before { content: ""; position: absolute; left: 0; top: 0.7em; width: 0.6rem; height: 1px; background: var(--ink); }

/* The real product output: request and response, shown as text. */
.exchange { display: grid; grid-template-columns: minmax(0, 1fr); border: 1px solid var(--ink); }
.exchange figcaption { padding: var(--s3) var(--s4); border-bottom: 1px solid var(--ink); display: flex; justify-content: space-between; gap: var(--s4); flex-wrap: wrap; }
.exchange pre {
  margin: 0;
  padding: var(--s4);
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1.55;
  tab-size: 2;
}
.exchange .req { background: var(--ink); color: var(--paper); white-space: pre-wrap; overflow-wrap: anywhere; }
.exchange .req .prompt { color: var(--orange); user-select: none; }
.exchange .res { background: var(--paper); max-height: 32rem; }
.exchange-note { margin-top: var(--s3); color: var(--ink-muted); font-size: 0.9375rem; }

.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--ink); }
.plans li { padding: var(--s6); display: flex; flex-direction: column; gap: var(--s2); }
.plans li + li { border-left: 1px solid var(--ink); }
.plans .price { font-size: 2.5rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.plans .price small { font-size: 0.9375rem; font-weight: 500; letter-spacing: 0; color: var(--ink-muted); }
.plans p { color: var(--ink-muted); font-size: 0.9375rem; }
.plans-foot { display: flex; align-items: center; gap: var(--s6); flex-wrap: wrap; margin-top: var(--s6); }

.link-list { border-top: 1px solid var(--ink); }
.link-list li { border-bottom: 1px solid var(--rule); }
.link-list a { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); min-height: 3.25rem; text-decoration: none; font-weight: 500; }
.link-list a:hover { text-decoration: underline; text-underline-offset: 0.25em; }
.link-list .arrow { width: 1.5rem; height: 0.75rem; flex: none; }

/* ---------- Bulletin ---------- */

.masthead {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  padding-top: var(--s8);
  align-items: start;
}
.masthead h1 { grid-column: 1 / span 7; font-size: clamp(4rem, 1.5rem + 9vw, 10.5rem); font-weight: 800; letter-spacing: -0.065em; line-height: 0.88; padding-block: 0.04em; }
.masthead__descriptor { grid-column: 8 / span 2; padding-top: var(--s4); }
.masthead__note { grid-column: 10 / span 3; display: flex; flex-direction: column; gap: var(--s4); padding-top: var(--s4); color: var(--ink-muted); }
.masthead__note .square { width: 1.75rem; height: 1.75rem; background: var(--orange); }

.filters { margin-top: var(--s12); }
.filters ul { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--ink); }
.filters a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding-inline: var(--s6);
  font-family: var(--mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-right: 1px solid var(--rule);
}
.filters a:hover { background: var(--paper-deep); }
/* Selected state: inverted fill plus aria-current, never colour alone. */
.filters a[aria-current] { background: var(--ink); color: var(--paper); border-right-color: var(--ink); }
.filters a[aria-current]:focus-visible { outline-color: var(--ink); }

.bulletin-body {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  margin-top: var(--s8);
}
.bulletin-body .stories { grid-column: 1 / span 9; }
.stories--lead { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.bulletin-body .stories--lead > .story:first-child { grid-column: span 2; }
.bulletin-body .stories--lead > .story:first-child .story__title { font-family: var(--serif); font-weight: 600; font-size: clamp(1.75rem, 1.2rem + 1.4vw, 2.5rem); letter-spacing: -0.02em; line-height: 1.1; }
.bulletin-body .stories--lead > .story:first-child .plate { aspect-ratio: 16 / 9; }
.bulletin-side { grid-column: 10 / span 3; border-left: 1px solid var(--rule); padding-left: var(--gap); display: flex; flex-direction: column; gap: var(--s8); }
.bulletin-side h2 { margin-bottom: var(--s3); }
.bulletin-side p { color: var(--ink-muted); font-size: 0.9688rem; }
.numbered li { border-bottom: 1px solid var(--rule); }
.numbered a { display: flex; gap: var(--s4); align-items: baseline; min-height: 2.75rem; padding-block: var(--s2); text-decoration: none; }
.numbered a:hover span:last-child { text-decoration: underline; text-underline-offset: 0.25em; }
.numbered .meta { color: var(--ink-muted); }

.empty-state { grid-column: 1 / span 9; padding: var(--s12) var(--s8); border: 1px dashed var(--control); }
.empty-state h2 { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.03em; }
.empty-state p { margin-top: var(--s2); color: var(--ink-muted); }
.empty-state .btn { margin-top: var(--s6); }

/* ---------- Article ---------- */

.article-head { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--gap); padding-top: var(--s6); }
.article-head > * { grid-column: 2 / span 8; }
.article-head .story__meta { margin-top: var(--s8); }
.article-title { margin-top: var(--s4); font-family: var(--serif); font-weight: 600; font-size: clamp(2.25rem, 1.4rem + 3vw, 4.25rem); line-height: 1.04; letter-spacing: -0.025em; }
.article-summary { margin-top: var(--s4); font-size: clamp(1.125rem, 1rem + 0.4vw, 1.375rem); color: var(--ink-muted); max-width: 46ch; line-height: 1.4; }
.article-plate { margin-top: var(--s12); }
.article-plate .plate { aspect-ratio: 21 / 8; }
.article-body { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--gap); margin-top: var(--s12); }
.article-body .prose { grid-column: 2 / span 7; }
.article-body aside { grid-column: 10 / span 3; align-self: start; display: flex; flex-direction: column; gap: var(--s8); }

/* ---------- About ---------- */

.about-hero {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
  padding-top: var(--s8);
}
.about-hero__intro { grid-column: 1 / span 5; grid-row: 1; display: flex; flex-direction: column; gap: var(--s8); position: relative; z-index: 2; }
.about-hero__intro .display { font-size: clamp(3rem, 1.2rem + 5vw, 7rem); }
.about-hero__lede { max-width: 30ch; font-size: clamp(1.125rem, 1rem + 0.3vw, 1.3125rem); line-height: 1.4; }
.about-hero__art { grid-column: 6 / span 5; grid-row: 1; position: relative; min-height: 30rem; }
.about-hero__side { grid-column: 11 / span 2; grid-row: 1; display: flex; flex-direction: column; justify-content: space-between; gap: var(--s8); padding-top: var(--s4); }
.about-hero__side .hand { transform: rotate(-5deg); }
.about-hero__side .hand + .hand { transform: rotate(-8deg); }

.bench-art { position: absolute; inset: 0; }
.bench-art > i { position: absolute; display: block; }
.ba-paper { inset: 0 6% 18% 0; background: var(--paper-deep); }
.ba-lattice { left: 4%; top: 8%; width: 30%; bottom: 18%; background: url(/static/img/lattice.svg?v=9404319179ea) center bottom / contain no-repeat; }
.ba-foil { left: 30%; right: 6%; top: 10%; bottom: 30%; background: #888 url(/static/img/foil.webp?v=9b7817802baa) center / cover; }
.ba-rings { left: 52%; top: 0; width: 24%; aspect-ratio: 1; background: var(--paper) url(/static/img/rings.svg?v=c76b4dd183e2) center / 86% no-repeat; border: 1px solid var(--ink); z-index: 2; }
.ba-bench { left: 10%; right: 0; bottom: 18%; height: 3.5%; background: var(--ink); z-index: 3; }
.ba-leg1, .ba-leg2 { bottom: 0; width: 3.5%; height: 18%; background: var(--ink); }
.ba-leg1 { left: 16%; }
.ba-leg2 { right: 8%; }
.ba-orange { right: 0; top: 34%; width: 16%; height: 30%; background: var(--orange); z-index: 2; }
.ba-dark { left: 22%; bottom: 21.5%; width: 18%; height: 22%; background: var(--ink) url(/static/img/foil-dark.webp?v=94e9144f2968) center / cover; z-index: 2; }

.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap); border-top: 1px solid var(--ink); padding-top: var(--s6); }
.principles .num { font-family: var(--mono); font-weight: 500; font-size: 0.8125rem; }
.principles h3 { margin-top: var(--s2); font-size: clamp(1.25rem, 1rem + 0.6vw, 1.625rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; }
.principles p { margin-top: var(--s3); color: var(--ink-muted); max-width: 32ch; }

.about-story { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--gap); }
.about-story > header { grid-column: 1 / span 4; }
.about-story > header h2 { font-size: clamp(2rem, 1.2rem + 2.4vw, 3.5rem); font-weight: 800; letter-spacing: -0.045em; line-height: 1; }
.about-story > header p { margin-top: var(--s4); color: var(--ink-muted); }
.about-story .prose { grid-column: 6 / span 7; }
.about-story .prose .closing { font-family: var(--sans); font-weight: 800; font-size: 1.5rem; letter-spacing: -0.03em; }

.catalogue-explainer { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap); }
.catalogue-explainer h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: var(--s2); }
.catalogue-explainer p { color: var(--ink-muted); }
.catalogue-explainer .code { color: var(--ink); }

.contact-line { max-width: 52ch; font-size: 1.1875rem; }

.closing-band { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--s8); flex-wrap: wrap; padding-block: var(--s12); border-top: 1px solid var(--ink); }
.closing-band p { font-size: clamp(2rem, 1.2rem + 3vw, 4.5rem); font-weight: 800; letter-spacing: -0.05em; line-height: 0.95; max-width: 14ch; }

/* ---------- Error page ---------- */

.error-page { padding-top: var(--s16); }
.error-page .display { max-width: 12ch; }
.error-page p { margin-top: var(--s6); max-width: 40ch; font-size: 1.1875rem; }
.error-page .actions { margin-top: var(--s8); }

/* ---------- Medium: 6-column recomposition ---------- */

@media (max-width: 1024px) {
  .home-hero__intro { grid-column: 1 / span 6; }
  .home-hero__art { grid-column: 7 / span 6; align-self: center; }
  .home-hero__note { display: none; }
  .home-hero__tags { display: none; }

  .project-card { grid-column: 1 / -1; }
  .catalogue-aside { grid-column: 1 / -1; max-width: 50ch; }

  .project-hero__intro { grid-column: 1 / span 7; }
  .project-hero__art { grid-column: 8 / span 5; min-height: 22rem; }
  .project-hero__side { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; align-items: flex-start; gap: var(--s8); }
  .project-hero__side .side-id { display: none; }
  .project-main { grid-column: 1 / -1; }
  .project-record { grid-column: 1 / -1; }

  .masthead h1 { grid-column: 1 / -1; }
  .masthead__descriptor { grid-column: 1 / span 4; }
  .masthead__note { grid-column: 5 / span 8; flex-direction: row; align-items: flex-start; }
  .bulletin-body .stories, .empty-state { grid-column: 1 / -1; }
  .stories--lead { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bulletin-side { grid-column: 1 / -1; border-left: 0; padding-left: 0; border-top: 1px solid var(--ink); padding-top: var(--s6); display: grid; grid-template-columns: 1fr 1fr; }

  .article-head > *, .article-body .prose { grid-column: 1 / span 12; }
  .article-body aside { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; }

  .about-hero__intro { grid-column: 1 / span 6; }
  .about-hero__art { grid-column: 7 / span 6; min-height: 24rem; }
  .about-hero__side { display: none; }
  .about-story > header, .about-story .prose { grid-column: 1 / -1; }

  .footer-brand { grid-column: 1 / span 6; }
  .footer-nav { grid-column: 7 / span 3; }
  .footer-legal { grid-column: 10 / span 3; }
}

/* ---------- Narrow: one reading column, content before artwork ---------- */

@media (max-width: 640px) {
  body { font-size: 1rem; }
  .site-header { padding-block: var(--s4); }
  .site-header .container { gap: 0 var(--s6); }
  .header-end .meta { display: none; }
  .site-nav { order: 3; width: 100%; }
  .site-nav ul { gap: 0 var(--s6); }

  .home-hero, .project-hero, .masthead, .about-hero, .catalogue, .project-body, .bulletin-body, .article-head, .article-body, .about-story, .site-footer .container {
    grid-template-columns: minmax(0, 1fr);
  }
  .home-hero > *, .project-hero > *, .masthead > *, .about-hero > *, .catalogue > *, .project-body > *, .bulletin-body > *, .article-head > *, .article-body > *, .about-story > *, .site-footer .container > * {
    grid-column: 1 / -1 !important;
    grid-row: auto !important;
  }

  .home-hero__art { margin-top: var(--s4); }
  .project-card a { grid-template-columns: minmax(0, 1fr); }
  .project-card .plate { border-left: 0; border-top: 1px solid var(--ink); min-height: 11rem; order: -1; }

  .project-hero__art { min-height: 16rem; }
  .project-hero__side { flex-direction: column; gap: var(--s4); }
  .actions .btn { flex: 1 1 100%; }

  .capabilities, .plans, .principles, .catalogue-explainer, .stories, .bulletin-side, .article-body aside { grid-template-columns: minmax(0, 1fr); }
  .plans li + li { border-left: 0; border-top: 1px solid var(--ink); }
  .bulletin-body .stories--lead > .story:first-child { grid-column: auto; }

  .masthead__note { flex-direction: column; }
  .filters a { padding-inline: var(--s4); }

  .about-hero__art { min-height: 18rem; }
  .article-plate .plate { aspect-ratio: 16 / 9; }

  .section-nav ul { gap: 0 var(--s6); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

@media print {
  .site-header nav, .header-end, .section-nav, .site-footer, .deco, .plate { display: none; }
  body { background: #fff; }
}