/* OUR HISTORY — exhibition proposal
   Architectural gray, catalogue hierarchy, no poster effects. */

:root {
  --bg: #c3c2bc;
  --bg-deep: #b8b7b1;
  --paper: #dedbd4;
  --paper-2: #d4d1ca;
  --ink: #111111;
  --ink-soft: #292826;
  --muted: #3a3936;
  --rule: #8e8c86;
  --label: #33322f;
  --white: #efece6;
  --max: 68rem;
  --text: 38rem;
  --sans: "IBM Plex Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --serif: "Libre Baskerville", "Times New Roman", Times, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.55;
  font-weight: 400;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--ink);
  color: var(--white);
  padding: 0.4rem 0.7rem;
  z-index: 20;
}

.skip:focus {
  top: 0.75rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(138, 136, 131, 0.94);
  border-bottom: 1px solid rgba(40, 39, 37, 0.18);
  backdrop-filter: blur(8px);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.7rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.wordmark {
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--ink);
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.5rem 0.7rem;
  min-height: 44px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:focus {
  color: var(--ink);
}

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.2rem 1.25rem 1.5rem;
}

.kicker,
.label,
.cap-label,
.proto-no {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--label);
  margin: 0 0 0.85rem;
}

h1 {
  margin: 0.2rem 0 1.1rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(3.4rem, 12vw, 7.2rem);
  line-height: 0.88;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.hero-sub {
  margin: 0;
  font-size: 0.92rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
}

.hero-artist {
  margin: 0.55rem 0 0;
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-figure {
  margin: 0.5rem 0 0;
  background: var(--bg-deep);
}

.hero-figure img {
  width: 100%;
  max-height: 82vh;
  object-fit: contain;
  background: #cfcbc4;
}

.hero-figure figcaption {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1.25rem 1.4rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.cap-label {
  display: inline-block;
  margin-right: 0.7rem;
}

.pull,
.section,
.closing {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3rem 1.25rem;
  border-top: 1px solid rgba(40, 39, 37, 0.2);
}

.pull blockquote,
.closing blockquote,
blockquote.secondary {
  margin: 0;
  padding: 0;
  border: 0;
}

.pull blockquote p,
.closing blockquote p,
blockquote.secondary p {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.35;
  font-weight: 400;
}

.pull {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

h2 {
  margin: 0 0 1.4rem;
  font-size: clamp(1.6rem, 3.4vw, 2.35rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 600;
  max-width: 22ch;
}

h3 {
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 1.6rem 0 0.5rem;
}

.prose {
  max-width: var(--text);
}

.prose p,
.prose li {
  color: var(--ink-soft);
}

.prose p + p {
  margin-top: 1rem;
}

.prose ul {
  margin: 1rem 0;
  padding-left: 1.1rem;
}

.prose em {
  font-family: var(--serif);
  font-style: italic;
}

blockquote.secondary {
  max-width: var(--text);
  margin-top: 2rem;
}

.sequence {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  max-width: var(--text);
  border-top: 1px solid rgba(40, 39, 37, 0.2);
}

.sequence li {
  display: grid;
  grid-template-columns: 9.5rem 1fr;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(40, 39, 37, 0.2);
  font-size: 0.95rem;
}

.sequence span {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  padding-top: 0.2rem;
}

.pair-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 28rem;
  margin: 0 0 2rem;
  border-top: 1px solid rgba(40, 39, 37, 0.25);
}

.pair-grid div {
  padding: 0.55rem 0.8rem 0.55rem 0;
  border-bottom: 1px solid rgba(40, 39, 37, 0.25);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.pair-grid div:nth-child(odd) {
  font-weight: 600;
}

.chain {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.45;
}

.proto-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}

.proto-grid article {
  background: var(--paper);
  padding: 1.1rem 1.15rem 1.2rem;
}

.proto-grid h3 {
  margin: 0 0 0.45rem;
  text-transform: none;
  letter-spacing: -0.01em;
  font-size: 1.15rem;
}

.proto-grid p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.proto-no {
  margin-bottom: 0.35rem;
}

.questions {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  max-width: var(--text);
}

.questions li {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  padding: 0.65rem 0;
  border-top: 1px solid rgba(40, 39, 37, 0.2);
}

.questions li:last-child {
  border-bottom: 1px solid rgba(40, 39, 37, 0.2);
}

.closing blockquote {
  margin-bottom: 1.8rem;
}

.site-footer {
  border-top: 1px solid rgba(40, 39, 37, 0.25);
  padding: 1.4rem 1.25rem 2.4rem;
  max-width: var(--max);
  margin: 0 auto;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-note {
  letter-spacing: 0;
  text-transform: none;
  color: var(--muted);
  max-width: 42rem;
}

@media (min-width: 760px) {
  .proto-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero {
    padding-top: 4.5rem;
  }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #8f8d88;
    flex-direction: column;
    padding: 0.7rem 1.25rem 1.1rem;
    border-bottom: 1px solid rgba(40, 39, 37, 0.2);
  }

  .site-nav.open {
    display: flex;
  }

  .sequence li {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* Editorial pass additions — keep existing identity */
.site-header { background: rgba(222, 221, 216, 0.94); }
.hero-figure { padding-top: 0.35rem; }
.hero-figure figcaption { font-size: 0.8rem; max-width: 40rem; }
.section, .pull, .closing { scroll-margin-top: 4.5rem; }
.shadow-study {
  margin: 2rem 0 1rem;
  background: #c9c8c2;
  padding: 2rem 1.25rem 1.5rem;
}
.shadow-stage {
  position: relative;
  max-width: 22rem;
  margin: 0 auto;
  height: 16rem;
}
.shadow-field {
  position: absolute;
  left: 18%;
  right: 18%;
  top: 8%;
  height: 62%;
  background: repeating-linear-gradient(
    180deg,
    #d8d6d0 0 8px,
    #cfcbc4 8px 16px
  );
  outline: 1px solid #6f6d69;
}
.shadow-cut {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 38%;
  background: #2a2a28;
}
.shadow-cube {
  position: absolute;
  left: 28%;
  right: 28%;
  bottom: 6%;
  height: 42%;
  background: #9a9893;
  box-shadow: inset 0 0 0 1px #6a6864;
}
.shadow-caption {
  max-width: 38rem;
  margin: 1rem auto 0;
  font-size: 0.8rem;
  color: var(--ink-soft);
}
.notes-index {
  display: grid;
  gap: 0.4rem 1rem;
  margin: 1.2rem 0 2rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.notes-index a { text-decoration: none; border-bottom: 1px solid rgba(40,39,37,.35); width: max-content; }
@media (min-width: 900px) {
  .site-nav { flex-wrap: nowrap; }
}