@font-face {
  font-family: "EB Garamond";
  src: local("EB Garamond");
  font-display: swap;
}

:root {
  --navy: #071426;
  --navy-soft: #0d2038;
  --ink: #142238;
  --paper: #f4f0e7;
  --paper-deep: #e8dfcf;
  --gold: #c7a45a;
  --gold-bright: #e1c47e;
  --word-blue: #8fc0f0;
  --copper: #d7834a;
  --mist: #b7c3d2;
  --line: rgba(199, 164, 90, 0.38);
  --serif: "EB Garamond", Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
}

a { color: inherit; }
.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .7rem 1rem;
  background: white;
  color: var(--navy);
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 5.5rem;
  display: grid;
  grid-template-columns: minmax(15rem, 1fr) auto minmax(15rem, 1fr);
  align-items: center;
  gap: 2rem;
  padding: 1rem clamp(1.2rem, 4vw, 4rem);
  color: #fff;
  background: rgba(7, 20, 38, .96);
  border-bottom: 1px solid rgba(225, 196, 126, .22);
  backdrop-filter: blur(16px);
}
.identity { display: inline-flex; align-items: center; gap: .85rem; text-decoration: none; width: fit-content; }
.identity-logo { width: 3.9rem; height: 3.9rem; flex: 0 0 auto; object-fit: contain; border-radius: .35rem; background: #fff; border: 1px solid rgba(225,196,126,.58); }
.identity-mark { position: relative; width: 2.7rem; height: 2.7rem; border: 1px solid var(--gold); border-radius: 50%; }
.identity-mark::before, .identity-mark::after { content: ""; position: absolute; background: var(--gold); }
.identity-mark::before { width: 1px; height: 3.4rem; left: 50%; top: -.4rem; }
.identity-mark::after { height: 1px; width: 3.4rem; left: -.4rem; top: 50%; }
.identity-mark i { position: absolute; inset: .9rem; border: 1px solid var(--paper); border-radius: 50%; }
.identity b, .identity small { display: block; }
.identity b { font-family: var(--serif); font-size: 1.25rem; letter-spacing: .03em; }
.identity small { color: var(--mist); font-size: .72rem; text-transform: uppercase; letter-spacing: .15em; }
.site-header nav { display: flex; align-items: center; gap: 1.5rem; }
.site-header nav a, .return-link { color: var(--mist); font-size: .85rem; text-decoration: none; }
.site-header nav a:hover, .site-header nav a:focus-visible, .return-link:hover, .return-link:focus-visible { color: var(--gold-bright); }
.return-link { justify-self: end; }
.site-header nav a[aria-current="page"] { color: var(--gold-bright); }

.welcome { color: #fff; background: var(--navy); }
.welcome-visual { background: #eee7da; }
.welcome-visual img { display: block; width: 100%; height: auto; max-height: calc(100vh - 5.5rem); object-fit: cover; object-position: center; }
.welcome-statement { display: grid; grid-template-columns: .45fr 1.25fr .8fr; gap: clamp(2rem, 5vw, 6rem); align-items: center; padding: clamp(2.5rem, 5vw, 5rem) clamp(1.4rem, 7vw, 8rem); border-top: 1px solid rgba(225,196,126,.28); border-bottom: 1px solid rgba(225,196,126,.28); }
.welcome-statement .kicker { margin: 0; }
.welcome-statement--front .kicker { font-size: clamp(1rem, 1.5vw, 1.3rem); letter-spacing: .22em; }
.welcome-statement h1 { max-width: none; font-size: clamp(2.4rem, 4.7vw, 5.6rem); }
.welcome-statement h1 .title-line { display: block; font: inherit; letter-spacing: inherit; text-transform: none; white-space: normal; }
.welcome-statement h1 .wordmark > span, .welcome-statement h1 .inline-ai { display: inline-block; font-size: .76em; }
.welcome-statement h1 small { color: var(--mist); font-family: var(--sans); font-size: .22em; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; white-space: nowrap; }
.welcome-statement > p:last-child { margin: 0; color: var(--mist); font-family: var(--serif); font-size: clamp(1.05rem, 1.7vw, 1.35rem); }
.gateway-tiles { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.gateway-tiles a { position: relative; min-height: 15rem; display: flex; flex-direction: column; padding: 1.5rem; border-right: 1px solid rgba(225,196,126,.25); color: #fff; text-decoration: none; transition: background .2s ease, color .2s ease; }
.gateway-tiles a:last-child { border-right: 0; }
.gateway-tiles a:hover, .gateway-tiles a:focus-visible { background: var(--gold-bright); color: var(--navy); }
.gateway-tiles span { color: var(--gold-bright); font-size: .72rem; letter-spacing: .14em; }
.gateway-tiles a:hover span, .gateway-tiles a:focus-visible span { color: #6e5a32; }
.gateway-tiles strong { margin: auto 0 .75rem; font-family: var(--serif); font-size: clamp(1.5rem, 2vw, 2rem); font-weight: 500; line-height: 1.05; }
.gateway-tiles small { max-width: 15rem; color: var(--mist); font-size: .76rem; line-height: 1.45; }
.gateway-tiles a:hover small, .gateway-tiles a:focus-visible small { color: #51462f; }
.gateway-tiles b { position: absolute; top: 1.2rem; right: 1.3rem; color: var(--gold-bright); font-size: 1.25rem; font-weight: 400; }
.gateway-tiles a:hover b, .gateway-tiles a:focus-visible b { color: var(--navy); }
.gateway-tiles--rich { grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid rgba(225,196,126,.25); background: var(--navy); }
.gateway-tiles--rich a { min-height: 36rem; padding: 0 clamp(1.5rem, 3vw, 3rem) clamp(1.8rem, 3vw, 3rem); color: #fff; background: var(--navy); border-bottom: 1px solid rgba(225,196,126,.25); }
.gateway-tiles--rich a:last-child { grid-column: 1 / -1; }
.gateway-tiles--rich a:hover, .gateway-tiles--rich a:focus-visible { color: var(--navy); background: var(--gold-bright); }
.gateway-tiles--rich > a > span:not(.tile-image) { color: rgba(255,255,255,.76); }
.gateway-tiles--rich a:hover > span:not(.tile-image), .gateway-tiles--rich a:focus-visible > span:not(.tile-image) { color: #594820; }
.gateway-tiles--rich strong { max-width: 18ch; margin: 1rem 0 .75rem; font-size: clamp(2rem, 3.3vw, 3.6rem); }
.gateway-tiles--rich .tile-nexus strong { max-width: 28ch; font-size: clamp(1.9rem, 3vw, 3.2rem); }
.gateway-tiles--rich small { max-width: 48rem; color: #fff; font-size: .95rem; line-height: 1.7; }
.gateway-tiles--rich .tile-image { width: calc(100% + clamp(3rem, 6vw, 6rem)); height: clamp(14rem, 23vw, 23rem); flex: 0 0 auto; margin: 0 calc(clamp(1.5rem, 3vw, 3rem) * -1) 2rem; overflow: hidden; background: #0a192c; }
.gateway-tiles--rich .tile-image img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .45s ease, filter .25s ease; }
.gateway-tiles--rich .tile-method .tile-image { height: auto; aspect-ratio: 16 / 9; background: #04101f; }
.gateway-tiles--rich .tile-method .tile-image img { object-fit: contain; object-position: center; }
.gateway-tiles--rich a:hover .tile-image img, .gateway-tiles--rich a:focus-visible .tile-image img { transform: scale(1.025); filter: saturate(.88) contrast(1.03); }
.kicker { margin: 0 0 1rem; color: var(--gold-bright); font-size: .78rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.03; }
h1 { max-width: 13ch; margin: 0; font-size: clamp(3.4rem, 7vw, 7.4rem); letter-spacing: -.035em; }
.wordmark { white-space: nowrap; }
.wordmark, .ai-word { display: inline-block; color: var(--paper); white-space: nowrap; word-break: keep-all; }
.wordmark span, .inline-ai { color: var(--copper); font-style: normal; }
.nexus-word { display: inline-block; color: #24588f; white-space: nowrap; }
.nexus-word span, .us-accent { color: #aa5d2e; }
.gateway-tiles strong .us-accent { display: inline; color: var(--copper); font-size: inherit; letter-spacing: inherit; }
.page-hero .nexus-word--dark { color: var(--word-blue); }
.page-hero .nexus-word--dark span, .page-hero .us-accent { color: var(--copper); }
.lead { max-width: 45rem; margin: 2rem 0 0; color: #ced8e5; font-family: var(--serif); font-size: clamp(1.25rem, 2vw, 1.7rem); line-height: 1.45; }
.front-narrative { display: grid; grid-template-columns: .4fr 1.35fr; gap: clamp(2rem, 7vw, 9rem); padding: clamp(5rem, 9vw, 9rem) clamp(1.4rem, 10vw, 11rem); background: var(--paper); }
.front-narrative h2 { max-width: 18ch; margin: 0 0 2.5rem; font-size: clamp(2.6rem, 5vw, 5.5rem); letter-spacing: -.035em; }
.front-narrative p { max-width: 52rem; font-family: var(--serif); font-size: 1.3rem; line-height: 1.62; }
.front-narrative .front-lead { font-size: clamp(1.45rem, 2.4vw, 2rem); }
.front-narrative a { color: #6d562c; text-decoration-thickness: 1px; text-underline-offset: .22em; }
.front-narrative a:hover, .front-narrative a:focus-visible { color: var(--navy); }
.front-narrative .ai-word { color: #24588f; }
.front-narrative .inline-ai, .gateway-tiles--rich .inline-ai { display: inline-block; color: #aa5d2e; font-size: .76em; letter-spacing: .02em; }
.gateway-tiles--rich a:hover .inline-ai, .gateway-tiles--rich a:focus-visible .inline-ai { color: #8d4823; }
.gateway-tiles--rich a:hover .ai-word, .gateway-tiles--rich a:focus-visible .ai-word { color: #24588f; }

.equation-visual { padding: clamp(1rem, 3vw, 2.5rem); background: var(--navy); }
.equation-visual__pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 2rem); max-width: 110rem; margin: 0 auto; }
.equation-card { position: relative; margin: 0; overflow: hidden; border: 1px solid rgba(225,196,126,.3); }
.equation-card img { display: block; width: 100%; height: auto; }
.equation-card figcaption { position: absolute; right: 0; bottom: 0; left: 0; z-index: 1; display: flex; min-height: clamp(10.5rem, 14vw, 14rem); align-items: center; justify-content: center; padding: clamp(1rem, 2.6vw, 2.5rem); font-family: var(--serif); text-align: center; }
.equation-card--paper figcaption { flex-direction: column; gap: .45rem; color: var(--navy); background: linear-gradient(180deg, rgba(248,245,238,.08), rgba(248,245,238,.96)); }
.equation-card--paper figcaption span { font-size: clamp(.9rem, 1.15vw, 1.15rem); line-height: 1.25; }
.equation-card--paper figcaption strong, .equation-card--slate figcaption { font-size: clamp(1.55rem, 2.2vw, 2.65rem); line-height: 1.1; }
.equation-card--paper figcaption strong { color: #8c551e; font-weight: 600; white-space: nowrap; }
.equation-card--slate figcaption { color: #fff; background: linear-gradient(180deg, transparent, rgba(3,14,27,.93)); font-style: italic; }

.equation-explainer { position: relative; color: #fff; background: linear-gradient(100deg, rgba(3,14,27,.94), rgba(4,17,32,.82) 52%, rgba(3,14,27,.93)), url('/images/shaiping-malta-construction-plain.png') center / cover no-repeat; }
.equation-explainer::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(225,196,126,.1), transparent 28%, rgba(1,9,18,.28)); pointer-events: none; }
.equation-explainer__content { position: relative; max-width: 94rem; margin: 0 auto; padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 5rem); }
.equation-explainer .kicker { color: var(--gold-bright); }
.equation-explainer h2 { max-width: 19ch; margin: 1.25rem 0; font-family: var(--serif); font-size: clamp(2.7rem, 5vw, 5.6rem); font-weight: 500; line-height: .98; }
.equation-explainer__lead { max-width: 48rem; color: #e7edf5; font-size: clamp(1.08rem, 1.5vw, 1.32rem); line-height: 1.75; }
.equation-explainer__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: clamp(3rem, 6vw, 6rem); background: rgba(225,196,126,.34); border: 1px solid rgba(225,196,126,.34); }
.equation-explainer__grid article { min-height: 19rem; padding: clamp(1.5rem, 3vw, 2.8rem); background: rgba(3,14,27,.82); backdrop-filter: blur(3px); }
.equation-explainer__grid span { display: block; color: var(--gold-bright); font-family: var(--serif); font-size: 2.4rem; line-height: 1; }
.equation-explainer__grid h3 { margin: 2.5rem 0 1rem; font-family: var(--serif); font-size: clamp(1.5rem, 2.2vw, 2.25rem); font-weight: 500; line-height: 1.08; }
.equation-explainer__grid p { margin: 0; color: #d9e1eb; line-height: 1.7; }
.equation-explainer__equation { margin: clamp(2.5rem, 5vw, 5rem) 0 0; color: var(--gold-bright); font-family: var(--serif); font-size: clamp(1.55rem, 3vw, 3rem); font-style: italic; letter-spacing: .02em; text-align: right; }

.equation-sketch { padding: clamp(1rem, 3vw, 2.5rem); background: var(--navy); }
.sketch-sheet { position: relative; display: block; max-width: 94rem; margin: 0 auto; padding: clamp(2rem, 5vw, 5rem); overflow: hidden; color: #3d3323; background-color: #ead9b9; background-image: radial-gradient(circle at 50% 48%, rgba(141,101,39,.15) 0 1px, transparent 1.5px), linear-gradient(rgba(119,84,34,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(119,84,34,.04) 1px, transparent 1px); background-size: 12px 12px, 44px 44px, 44px 44px; border: 1px solid #bd9652; box-shadow: inset 0 0 4rem rgba(100,69,27,.14); }
.sketch-sheet::before, .sketch-sheet::after { content: ""; position: absolute; border: 1px solid rgba(113,77,28,.24); border-radius: 50%; pointer-events: none; }
.sketch-sheet::before { width: 42rem; height: 42rem; left: 50%; top: 52%; transform: translate(-50%,-45%); }
.sketch-sheet::after { width: 28rem; height: 28rem; left: 50%; top: 52%; transform: translate(-50%,-45%); }
.sketch-note { position: relative; z-index: 1; display: block; color: #76582b; font-family: "Bradley Hand", "Segoe Print", cursive; font-size: clamp(.9rem, 1.5vw, 1.15rem); font-style: italic; letter-spacing: .04em; transform: rotate(-1deg); }
.sketch-title { position: relative; z-index: 1; display: block; margin: 1rem 0 3.5rem; color: #654718; font-family: var(--serif); font-size: clamp(1.5rem, 2.6vw, 2.8rem); font-style: italic; line-height: 1; text-align: center; }
.sketch-rule { position: relative; z-index: 1; display: block; width: min(100%, 64rem); height: 1px; margin: 0 auto; background: linear-gradient(90deg, transparent, rgba(105,69,19,.7) 12%, rgba(105,69,19,.7) 88%, transparent); }
.sketch-rule::before, .sketch-rule::after { content: ""; position: absolute; top: -4px; width: 9px; height: 9px; border: 1px solid #9c6c1d; border-radius: 50%; }
.sketch-rule::before { left: 12%; }.sketch-rule::after { right: 12%; }
.sketch-formula { position: relative; z-index: 1; display: block; margin: clamp(3rem, 7vw, 7rem) auto; color: #172c48; font-family: var(--serif); font-size: clamp(2rem, 6.1vw, 7rem); font-style: italic; font-weight: 500; line-height: 1; letter-spacing: -.025em; text-align: center; white-space: nowrap; }
.sketch-formula i { color: #9c6c1d; font: inherit; }
.sketch-transcription { position: relative; z-index: 1; display: block; margin-top: 2.3rem; color: #72501d; font-family: "Bradley Hand", "Segoe Print", cursive; font-size: clamp(.85rem, 1.4vw, 1.1rem); font-style: italic; text-align: right; transform: rotate(-1deg); }

.page-hero { padding: clamp(5rem, 10vw, 10rem) clamp(1.4rem, 10vw, 11rem); color: #fff; background: var(--navy); border-bottom: 1px solid rgba(225,196,126,.25); }
.page-hero h1 { max-width: 18ch; font-size: clamp(3.6rem, 8vw, 8.5rem); }
.page-hero > p:last-child { max-width: 45rem; margin: 2rem 0 0; color: var(--mist); font-family: var(--serif); font-size: clamp(1.3rem, 2vw, 1.7rem); }
.page-section { padding: clamp(5rem, 9vw, 9rem) clamp(1.4rem, 7vw, 8rem); }
.page-section--navy { color: #fff; background: var(--navy); }
.page-section--navy h2 { margin: 0; font-size: clamp(2.7rem, 5vw, 5rem); }
.page-section--navy .equation-intro > p:last-child { color: var(--mist); }
.page-next { background: var(--gold-bright); }
.page-next a { display: flex; justify-content: space-between; align-items: end; gap: 2rem; padding: clamp(2rem, 5vw, 5rem) clamp(1.4rem, 7vw, 8rem); color: var(--navy); text-decoration: none; }
.page-next span { font-size: .76rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.page-next strong { font-family: var(--serif); font-size: clamp(2rem, 4vw, 4.5rem); font-weight: 500; }
.page-next a:hover, .page-next a:focus-visible { background: #efd796; }
.commitment--page .commitment-copy h2 { max-width: 13ch; font-size: clamp(2.5rem, 4.6vw, 5rem); }
.opening-actions { display: flex; align-items: center; gap: 1.4rem; margin-top: 2.5rem; }
.primary-action { padding: .9rem 1.25rem; color: var(--navy); background: var(--gold-bright); text-decoration: none; font-weight: 700; }
.text-action { color: #fff; text-underline-offset: .3rem; }
.thesis-card { align-self: end; margin: 0; padding: 2rem; border-top: 1px solid var(--gold); border-bottom: 1px solid rgba(225, 196, 126, .28); background: rgba(5, 15, 28, .35); }
.thesis-number { color: var(--gold-bright); font-size: .8rem; letter-spacing: .16em; }
.thesis-card p { margin: 2rem 0; font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2.35rem); line-height: 1.25; }
.thesis-card footer { color: var(--mist); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }

.history, .constellation, .method, .status { padding: clamp(5rem, 9vw, 9rem) clamp(1.4rem, 7vw, 8rem); }
.history { background: #eee7da; }
.history-intro { display: grid; grid-template-columns: .55fr 1.2fr; column-gap: 4rem; margin-bottom: 5rem; }
.history-intro .kicker { grid-row: span 2; }
.history-intro h2 { max-width: 14ch; margin: 0; font-size: clamp(2.7rem, 5vw, 5rem); letter-spacing: -.03em; }
.history-intro > p:last-child { max-width: 44rem; margin: 1.5rem 0 0; font-family: var(--serif); font-size: 1.35rem; }
.history-arc { counter-reset: era; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.history-arc article { min-height: 29rem; padding: 2.2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.history-arc article:nth-child(even) { background: rgba(255,255,255,.35); }
.era { display: block; margin-bottom: 3.5rem; color: #806a41; font-size: .7rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.history-arc h3 { margin: 0 0 1.3rem; font-size: clamp(1.65rem, 2.5vw, 2.4rem); line-height: 1.08; }
.history-arc p { font-size: .96rem; }
.visual-plate { position: relative; margin: 0 0 clamp(4rem, 7vw, 7rem); }
.visual-plate img, .wisdom-visual img { display: block; width: 100%; height: auto; }
.visual-plate::after { content: ""; position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 0 0 1px rgba(225,196,126,.32); }
.visual-plate figcaption { display: grid; grid-template-columns: .38fr 1fr; gap: 2rem; padding: 1.2rem 0; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 1.05rem; }
.visual-plate figcaption span { color: #806a41; font-family: var(--sans); font-size: .7rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.visual-plate--relational { margin: clamp(4rem, 7vw, 7rem) 0 0; }
.renaissance-statement { display: grid; grid-template-columns: .55fr 1.2fr; column-gap: 4rem; padding-top: clamp(4rem, 7vw, 7rem); }
.renaissance-statement .kicker { grid-row: span 2; }
.renaissance-statement blockquote { max-width: 22ch; margin: 0; color: var(--navy); font-family: var(--serif); font-size: clamp(2.3rem, 4vw, 4.3rem); line-height: 1.05; }
.renaissance-statement > p:last-child { max-width: 45rem; margin: 2rem 0 0; font-family: var(--serif); font-size: 1.25rem; }
.wisdom-equation { margin-top: clamp(5rem, 9vw, 9rem); padding: clamp(2rem, 5vw, 4.5rem); color: #fff; background: var(--navy); }
.equation-intro { display: grid; grid-template-columns: .6fr 1.15fr; column-gap: 3rem; }
.equation-intro .kicker { grid-row: span 2; }
.equation-intro h3 { margin: 0; font-size: clamp(2.4rem, 4vw, 4rem); }
.equation-intro > p:last-child { max-width: 43rem; color: var(--mist); }
.equation { margin-top: 3.5rem; }
.equation-stage { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1rem; align-items: stretch; }
.equation-term { min-height: 9.5rem; display: flex; flex-direction: column; justify-content: space-between; padding: 1.5rem; border: 1px solid rgba(225,196,126,.3); }
.equation-term, .equation-term strong { min-width: 0; }
.equation-term strong { font-family: var(--serif); font-size: 1.55rem; font-weight: 500; }
.equation-term span { color: var(--mist); font-size: .76rem; letter-spacing: .06em; }
.equation-term--bridge { background: rgba(225,196,126,.08); }
.equation-term--result { min-height: auto; text-align: center; border-color: var(--gold-bright); background: var(--gold-bright); color: var(--navy); }
.equation-term--result strong { font-size: clamp(2rem, 4vw, 3.5rem); }
.equation-term--result span { color: #3d3527; }
.operator { align-self: center; color: var(--gold-bright); font-family: var(--serif); font-size: 2rem; font-weight: 400; }
.relational-word { white-space: nowrap; }
.stage-arrow { display: block; margin: .35rem 0; color: var(--gold-bright); font-family: var(--serif); font-size: 2rem; font-weight: 400; line-height: 1; text-align: center; }
.equation-note { max-width: 66rem; margin: 2.5rem auto 0; color: var(--mist); font-family: var(--serif); font-size: 1.18rem; text-align: center; }
.wisdom-visual { margin: 3.5rem 0 0; }
.wisdom-visual img { max-height: 42rem; object-fit: cover; }
.wisdom-visual figcaption { margin-top: .9rem; color: var(--mist); font-family: var(--serif); font-size: 1rem; text-align: center; }

.commitment { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(22rem, .95fr); color: #fff; background: #04101f; }
.commitment-image { position: relative; min-height: 58rem; overflow: hidden; }
.commitment-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 45%, #04101f 100%); pointer-events: none; }
.commitment-image img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.commitment-copy { align-self: center; max-width: 47rem; padding: clamp(4rem, 8vw, 8rem) clamp(1.4rem, 7vw, 7rem) clamp(4rem, 8vw, 8rem) clamp(2rem, 4vw, 4rem); }
.commitment-copy h2 { max-width: 11ch; margin: 0 0 2rem; font-size: clamp(3rem, 5vw, 5.7rem); letter-spacing: -.035em; }
.commitment-copy > p { color: var(--mist); }
.commitment-lead { font-family: var(--serif); font-size: clamp(1.3rem, 2vw, 1.65rem); }
.thinkpeople-call { margin: 3rem 0; padding: 2rem 0; border-top: 1px solid rgba(225,196,126,.35); border-bottom: 1px solid rgba(225,196,126,.35); }
.thinkpeople-call strong { color: var(--gold-bright); font-family: var(--serif); font-size: clamp(2.4rem, 4vw, 4.2rem); font-weight: 500; letter-spacing: .03em; }
.thinkpeople-call p { max-width: 34rem; margin: .8rem 0 0; font-family: var(--serif); font-size: 1.2rem; }
.commitment-close strong { color: #fff; }
.section-heading { display: grid; grid-template-columns: .55fr 1.2fr; column-gap: 4rem; margin-bottom: 4rem; }
.section-heading .kicker { grid-row: span 2; }
.section-heading h2, .method h2, .status h2 { margin: 0; font-size: clamp(2.7rem, 5vw, 5rem); letter-spacing: -.03em; }
.section-heading > p:last-child { max-width: 38rem; font-family: var(--serif); font-size: 1.35rem; }
.argument-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.argument-card { position: relative; min-height: 29rem; padding: clamp(2rem, 4vw, 4rem); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.argument-card--primary { color: #fff; background: var(--navy-soft); }
.argument-index { position: absolute; right: 2rem; top: 1.4rem; color: var(--gold); font-family: var(--serif); font-size: 2rem; }
.argument-state { margin: 0 0 4rem; color: #8b7650; font-size: .72rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.argument-card--primary .argument-state { color: var(--gold-bright); }
.argument-card h2, .argument-card h3 { max-width: 15ch; margin: 0 0 1.5rem; font-family: var(--serif); font-size: clamp(2rem, 3vw, 3rem); font-weight: 500; line-height: 1.03; }
.argument-card > p:not(.argument-state):not(.argument-question) { max-width: 42rem; }
.argument-question { margin-top: 2.5rem; padding-top: 1.2rem; border-top: 1px solid var(--line); font-family: var(--serif); font-size: 1.25rem; font-style: italic; }

.method { color: #fff; background: var(--navy); }
.method-heading { display: grid; grid-template-columns: .55fr 1.2fr; gap: 4rem; margin-bottom: 5rem; }
.method-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid rgba(225,196,126,.3); }
.method-steps article { padding: 2rem 2rem 1rem 0; border-right: 1px solid rgba(225,196,126,.2); }
.method-steps article + article { padding-left: 2rem; }
.method-steps span { color: var(--gold-bright); font-size: .75rem; letter-spacing: .16em; }
.method-steps h3 { margin: 2rem 0 1rem; font-size: 1.8rem; }
.method-steps p { color: var(--mist); }

.status { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(3rem, 8vw, 9rem); background: var(--paper-deep); }
.status-copy { font-family: var(--serif); font-size: 1.3rem; }
.status-copy p:first-child { margin-top: 0; }
.site-footer { padding: clamp(2.5rem, 5vw, 5rem) clamp(1.4rem, 7vw, 8rem) 2rem; color: var(--mist); background: #04101f; font-size: .88rem; }
.site-footer--nexus { width: 100%; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, .7fr) minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 3vw, 4rem); align-items: start; }
.site-footer--nexus > * { min-width: 0; }
.site-footer a { color: inherit; text-decoration: none; }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--gold-bright); }
.site-footer__brand b { color: #fff; font-family: var(--serif); font-size: clamp(1.65rem, 2.2vw, 2.35rem); font-weight: 500; }
.site-footer__brand p, .site-footer__nexus p { max-width: 24rem; margin: .7rem 0 0; line-height: 1.6; }
.site-footer__nav { display: grid; gap: .65rem; }
.site-footer__nav > span { margin-bottom: .35rem; color: var(--gold-bright); font-size: .72rem; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; }
.site-footer__nav a { width: fit-content; }
.site-footer__nexus > a { color: #fff; font-size: 1rem; }
.site-footer__corporate { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(15rem, .8fr); gap: clamp(1.5rem, 4vw, 5rem); padding-top: 1.5rem; border-top: 1px solid rgba(225,196,126,.18); line-height: 1.65; }
.site-footer__corporate p { max-width: 68rem; margin: 0; }
.site-footer__contact { display: grid; align-content: start; justify-items: start; gap: .3rem; }
.site-footer__contact a { overflow-wrap: anywhere; }
.site-footer__legal { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 2rem; padding-top: 1.5rem; border-top: 1px solid rgba(225,196,126,.18); font-size: .76rem; }
.site-footer__legal p { margin: 0; }

a:focus-visible { outline: 3px solid var(--gold-bright); outline-offset: 4px; }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; gap: .8rem 1.2rem; }
  .site-header nav { grid-column: 1 / -1; display: flex; width: 100%; gap: 0; overflow-x: auto; border-top: 1px solid rgba(225,196,126,.18); scrollbar-width: none; }
  .site-header nav::-webkit-scrollbar { display: none; }
  .site-header nav a { flex: 0 0 auto; padding: .7rem 1rem .15rem 0; white-space: nowrap; }
  .welcome-statement { grid-template-columns: 1fr; gap: 1.2rem; }
  .welcome-statement .kicker { margin-bottom: .5rem; }
  .gateway-tiles { grid-template-columns: repeat(2, 1fr); }
  .gateway-tiles a { min-height: 12rem; border-bottom: 1px solid rgba(225,196,126,.25); }
  .gateway-tiles a:last-child { grid-column: 1 / -1; }
  .commitment { grid-template-columns: 1fr; }
  .commitment-image { min-height: 32rem; }
  .commitment-image::after { background: linear-gradient(180deg, transparent 55%, #04101f 100%); }
  .commitment-copy { padding-top: 2rem; }
  .thesis-card { align-self: auto; max-width: 34rem; }
  .site-footer--nexus { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__corporate, .site-footer__legal { grid-column: 1 / -1; }
  .history-intro, .renaissance-statement, .equation-intro, .section-heading, .method-heading, .status { grid-template-columns: 1fr; }
  .history-intro .kicker, .renaissance-statement .kicker, .equation-intro .kicker { grid-row: auto; }
  .history-arc { grid-template-columns: repeat(2, 1fr); }
  .section-heading .kicker { grid-row: auto; }
  .argument-grid { grid-template-columns: 1fr; }
  .method-steps { grid-template-columns: repeat(2, 1fr); }
  .front-narrative { grid-template-columns: 1fr; gap: 1rem; }
  .sketch-formula { font-size: clamp(1.8rem, 6.5vw, 4rem); }
}

@media (max-width: 580px) {
  .site-header { min-height: 4.6rem; padding: .75rem 1rem; }
  .identity-mark { width: 2.2rem; height: 2.2rem; }
  .identity-logo { width: 3rem; height: 3rem; }
  .identity b { font-size: 1rem; }
  .identity small { font-size: .62rem; }
  .return-link { font-size: 0; }
  .return-link span { font-size: 1.2rem; }
  .site-header nav a { font-size: .78rem; }
  .welcome-visual img { min-height: 0; object-fit: contain; }
  .welcome-statement { padding: 2.5rem 1.2rem; }
  .welcome-statement h1 { font-size: clamp(2.35rem, 12vw, 3.7rem); line-height: .98; }
  .welcome-statement h1 small { display: block; margin: .9rem 0 .7rem; font-size: .27em; }
  .gateway-tiles { grid-template-columns: 1fr; }
  .gateway-tiles a, .gateway-tiles a:last-child { grid-column: auto; min-height: 10rem; padding: 1.25rem; border-right: 0; }
  .commitment-image { min-height: 24rem; }
  h1 { font-size: clamp(2.35rem, 12vw, 3.7rem); }
  .argument-card { min-height: auto; padding: 2rem 1.4rem; }
  .history-arc { grid-template-columns: 1fr; }
  .history-arc article { min-height: auto; padding: 2rem 1.4rem; }
  .visual-plate figcaption { grid-template-columns: 1fr; gap: .4rem; }
  .wisdom-equation { padding: 2rem 1.4rem; }
  .equation-stage { grid-template-columns: 1fr; }
  .operator { justify-self: center; transform: none; font-size: 1.15rem; }
  .relational-word { font-size: clamp(1.25rem, 7vw, 1.55rem) !important; }
  .method-steps { grid-template-columns: 1fr; }
  .method-steps article, .method-steps article + article { padding: 2rem 0; border-right: 0; border-bottom: 1px solid rgba(225,196,126,.2); }
  .site-footer--nexus { grid-template-columns: 1fr; }
  .site-footer__corporate { grid-template-columns: 1fr; }
  .gateway-tiles--rich a, .gateway-tiles--rich a:last-child { min-height: 31rem; padding: 0 1.25rem 1.5rem; }
  .gateway-tiles--rich .tile-image { width: calc(100% + 2.5rem); height: 13rem; margin: 0 -1.25rem 1.5rem; }
  .gateway-tiles--rich .tile-method .tile-image { height: auto; aspect-ratio: 16 / 9; }
  .gateway-tiles--rich .tile-method .tile-image img { object-fit: contain; object-position: center; }
  .page-next a { align-items: flex-start; flex-direction: column; }
  .site-footer__legal { flex-direction: column; gap: .5rem; }
  .equation-sketch { padding: .7rem; }
  .equation-visual { padding: .7rem; }
  .equation-visual__pair { grid-template-columns: 1fr; }
  .equation-card figcaption { min-height: 9rem; padding: 1rem; }
  .equation-explainer__content { padding: 3.5rem 1.25rem; }
  .equation-explainer__grid { grid-template-columns: 1fr; }
  .equation-explainer__grid article { min-height: auto; }
  .equation-explainer__equation { text-align: left; }
  .sketch-sheet { padding: 2rem 1rem; }
  .sketch-sheet::before { width: 25rem; height: 25rem; }
  .sketch-sheet::after { width: 17rem; height: 17rem; }
  .sketch-title { margin-bottom: 2.5rem; }
  .sketch-formula { margin: 4rem auto; font-size: clamp(1.45rem, 7.5vw, 2.2rem); }
  .sketch-transcription { margin-top: 2.5rem; text-align: center; }
}

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