:root {
  --paper: #f4f1ea;
  --paper-2: #ebe6db;
  --ink: #14243c;
  --ink-2: #435067;
  --rule: #d3ccbd;
  --navy: #0e2240;
  --sky: #3a6594;
  --accent: #b4482b;
  --serif: 'Hedvig Letters Serif', 'Iowan Old Style', Georgia, serif;
  --sans: 'Hedvig Letters Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'Spline Sans Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --gutter: clamp(20px, 5vw, 64px);
  --max: 1200px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 18px; line-height: 1.6; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
a { color: inherit; }
b, strong { font-weight: 400; }
img { max-width: 100%; display: block; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 50; background: var(--paper); color: var(--ink); padding: 8px 14px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: calc(var(--max) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.label { font-family: var(--mono); font-size: 12px; line-height: 1.4; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.label span { color: var(--ink-2); margin-right: 10px; }
.label.light, .label.light span { color: rgba(255, 255, 255, 0.85); }

/* ---------- hero ---------- */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 620px; max-height: 1100px; overflow: hidden; color: #fff; background: #3a6594 url(/assets/sky-deep.jpg) center 70% / cover; }
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: pan-y; }
.hero-inner { position: relative; z-index: 1; height: 100%; display: flex; flex-direction: column; padding: 22px var(--gutter) 0; pointer-events: none; }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; pointer-events: auto; text-shadow: 0 1px 14px rgba(8, 26, 54, 0.5); }
.nav-kicker { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: #fff; text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 30px; font-size: 16px; }
.nav-links a { color: #fff; text-decoration: none; }
.nav-links a:hover { text-decoration: underline; text-underline-offset: 4px; }
.nav-cta { display: inline-flex; align-items: center; min-height: 42px; padding: 0 20px; border: 1px solid rgba(255, 255, 255, 0.75); border-radius: 100px; text-shadow: none; background: rgba(14, 34, 64, 0.18); }
.nav-cta:hover { background: rgba(255, 255, 255, 0.14); text-decoration: none !important; }
.menu-btn, .menu-close { display: none; font: inherit; font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: inherit; background: none; border: 1px solid currentColor; border-radius: 100px; min-height: 44px; padding: 0 18px; cursor: pointer; }
.hero-center { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0; padding-bottom: 6vh; text-align: center; }
.window-slot { width: clamp(260px, 34vw, 500px); aspect-ratio: 16 / 10; margin-bottom: clamp(56px, 8vh, 84px); }
.hero h1 { font-size: clamp(44px, 6vw, 88px); line-height: 1; letter-spacing: -0.015em; text-shadow: 0 2px 24px rgba(8, 26, 54, 0.45); }
.hero-sub { margin-top: 16px; font-size: clamp(17px, 1.6vw, 22px); line-height: 1.4; max-width: 44ch; opacity: 0.95; text-shadow: 0 1px 16px rgba(8, 26, 54, 0.5); }
.hero.no-webgl .window-slot { outline: 1px solid rgba(255, 255, 255, 0.5); background: #b9cfe8 url(/assets/sky-pale.jpg) center / cover; }

/* ---------- mobile menu ---------- */
.menu { position: fixed; inset: 0; z-index: 40; background: var(--paper); color: var(--ink); display: flex; flex-direction: column; padding: 22px var(--gutter) 40px; }
.menu[hidden] { display: none; }
.menu-top { display: flex; justify-content: space-between; align-items: center; }
.menu-top .nav-kicker { color: var(--ink); }
.menu-close { display: inline-flex; align-items: center; }
.menu-links { display: flex; flex-direction: column; margin-top: 48px; }
.menu-links a { font-family: var(--serif); font-size: 34px; line-height: 1.2; padding: 12px 0; border-bottom: 1px solid var(--rule); text-decoration: none; }

/* ---------- field / topography ---------- */
.field { position: relative; min-height: min(920px, 100vh); background: #f2eee6; overflow: hidden; }
.field-text { position: relative; z-index: 1; width: min(540px, 44vw); padding: clamp(96px, 12vh, 140px) 0 120px var(--gutter); margin-left: max(0px, calc((100vw - var(--max) - 2 * var(--gutter)) / 2)); display: flex; flex-direction: column; gap: 22px; pointer-events: none; }
.field-text h2 { font-size: clamp(34px, 3.4vw, 50px); line-height: 1.08; letter-spacing: -0.01em; }
.field-text p { color: var(--ink-2); }
.field-map { position: absolute; inset: 0; margin: 0; }
.field-map canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: crosshair; touch-action: pan-y; }
.field-map figcaption { position: absolute; right: var(--gutter); bottom: 40px; width: min(380px, 40vw); display: flex; flex-direction: column; gap: 8px; padding: 16px 18px; background: rgba(242, 238, 230, 0.92); border: 1px solid var(--ink); font-size: 14px; line-height: 1.5; color: var(--ink-2); }
.field-map figcaption b { font-family: var(--mono); color: #e8623f; }

/* ---------- sections ---------- */
.section { padding: clamp(80px, 11vw, 150px) 0; border-top: 1px solid var(--rule); }
.section.alt { background: var(--paper-2); }
.section-head { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; row-gap: 18px; margin-bottom: clamp(48px, 6vw, 80px); }
.section-head .label { grid-column: 1 / -1; }
.section-head h2 { grid-column: 1 / span 7; font-size: clamp(36px, 4vw, 58px); line-height: 1.05; letter-spacing: -0.012em; }
.section-head .lede { grid-column: 8 / span 5; align-self: end; color: var(--ink-2); }

.exp { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; padding: 48px 0; border-top: 1px solid var(--ink); }
.exp + .exp { margin-top: 24px; }
.exp-meta { grid-column: 1 / span 4; display: flex; flex-direction: column; gap: 20px; }
.exp-meta dl { margin: 0; display: grid; grid-template-columns: 112px 1fr; gap: 10px 16px; font-size: 15px; line-height: 1.45; }
.exp-meta dt { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); padding-top: 3px; }
.exp-meta dd { margin: 0; }
.exp-fig { margin: 12px 0 0; display: flex; flex-direction: column; gap: 12px; }
.exp-fig img { width: 100%; height: auto; aspect-ratio: 1000 / 1094; object-fit: cover; border: 1px solid var(--rule); background: #d9e6f2; }
.exp-fig.sky img { aspect-ratio: 1000 / 1094; object-fit: contain; padding: 8% 10%; background: #b9d0ea url(/assets/sky-pale.jpg) center / cover; }
.exp-fig figcaption { display: flex; gap: 10px; align-items: baseline; font-size: 14px; color: var(--ink-2); }
.exp-fig figcaption .label { color: var(--accent); }
.exp-body { grid-column: 6 / span 7; display: flex; flex-direction: column; gap: 22px; }
.exp-body h3 { font-size: clamp(32px, 3vw, 44px); line-height: 1.05; }
.exp-body h4 { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-top: 12px; }
.stats { list-style: none; margin: 8px 0; padding: 24px 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.stats li { display: flex; flex-direction: column; gap: 6px; }
.stats strong { font-family: var(--serif); font-size: clamp(34px, 3.4vw, 48px); line-height: 1; }
.stats span { font-size: 14px; line-height: 1.4; color: var(--ink-2); }
.finding { font-family: var(--serif); font-size: clamp(24px, 2.2vw, 30px); line-height: 1.2; }
.list, .questions { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; }
.list li, .questions li { padding: 12px 0; border-bottom: 1px solid var(--rule); color: var(--ink-2); font-size: 17px; }
.list li:first-child, .questions li:first-child { border-top: 1px solid var(--rule); }
.questions { counter-reset: q; }
.questions li { counter-increment: q; display: grid; grid-template-columns: 40px 1fr; }
.questions li::before { content: "Q" counter(q); font-family: var(--mono); font-size: 12px; color: var(--accent); padding-top: 4px; }
.questions b { color: var(--ink); }
.links { display: flex; flex-wrap: wrap; gap: 8px 28px; margin-top: 8px; }
.links a { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 5px; }
.links a:hover { text-decoration-color: currentColor; }

.steps { list-style: none; margin: 0 0 clamp(56px, 7vw, 96px); padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.steps li { display: flex; flex-direction: column; gap: 14px; padding-top: 18px; border-top: 1px solid var(--ink); }
.steps .num { font-family: var(--serif); font-size: 40px; line-height: 1; color: var(--accent); }
.steps h3 { font-size: 24px; line-height: 1.15; }
.steps p { font-size: 16px; line-height: 1.55; color: var(--ink-2); }
.cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px; }
.rules { list-style: none; margin: 16px 0 0; padding: 0; }
.rules li { padding: 11px 0; border-bottom: 1px solid var(--rule); font-size: 17px; }
.rules li:first-child { border-top: 1px solid var(--rule); }
.statement { margin-top: clamp(56px, 7vw, 96px); max-width: 30ch; font-family: var(--serif); font-size: clamp(28px, 3vw, 42px); line-height: 1.15; }

.pubs { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.pubs li { display: grid; grid-template-columns: 160px 1fr 280px; gap: 24px; align-items: baseline; padding: 24px 0; border-bottom: 1px solid var(--rule); }
.pub-date, .pub-venue { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2); }
.pub-title { font-family: var(--serif); font-size: clamp(22px, 2vw, 28px); line-height: 1.2; text-decoration: none; }
.pub-title:hover { text-decoration: underline; text-underline-offset: 5px; text-decoration-thickness: 1px; }

.team { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.person { display: flex; flex-direction: column; gap: 10px; padding-top: 22px; border-top: 1px solid var(--ink); }
.person h3 { font-size: 30px; line-height: 1.1; }
.person p:not(.label) { color: var(--ink-2); font-size: 16px; }
.person.open { border-top-style: dashed; }
.collab { margin-top: 48px; max-width: 62ch; color: var(--ink-2); }
.collab b { color: var(--ink); }

.band { position: relative; color: #fff; background: #2d527c url(/assets/sky-deep.jpg) center 25% / cover; padding: clamp(96px, 12vw, 160px) 0; }
.band::before { content: ""; position: absolute; inset: 0; background: rgba(8, 26, 54, 0.46); }
.band-inner { position: relative; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; row-gap: 40px; }
.band-inner > div:first-child { grid-column: 1 / span 5; display: flex; flex-direction: column; gap: 20px; }
.band h2 { font-size: clamp(36px, 4vw, 58px); line-height: 1.05; }
.band-text { grid-column: 7 / span 6; display: flex; flex-direction: column; gap: 18px; }
.band-text p { color: rgba(255, 255, 255, 0.92); }
.links.light a { text-decoration-color: rgba(255, 255, 255, 0.45); }
.band-logo { grid-column: 1 / span 3; width: 155px; height: auto; margin-top: 24px; }

.footer { background: var(--navy); color: var(--paper); padding: clamp(72px, 9vw, 120px) 0 40px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.footer-mark { font-family: var(--serif); font-size: clamp(48px, 7vw, 104px); line-height: 0.95; letter-spacing: -0.015em; }
.footer-contact { display: flex; flex-direction: column; gap: 6px; font-size: 16px; }
.footer-contact p { color: rgba(244, 241, 234, 0.7); }
.footer-contact a { font-family: var(--serif); font-size: 26px; text-decoration: underline; text-decoration-color: rgba(244, 241, 234, 0.35); text-underline-offset: 6px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; margin-top: 64px; padding-top: 22px; border-top: 1px solid rgba(244, 241, 234, 0.2); font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(244, 241, 234, 0.7); }

.on-touch { display: none; }
@media (pointer: coarse) { .on-touch { display: inline; } .on-mouse { display: none; } }

/* ---------- tablet ---------- */
@media (max-width: 1024px) {
  .nav-links { gap: 22px; font-size: 15px; }
  .exp-meta { grid-column: 1 / -1; margin-bottom: 32px; }
  .exp-meta dl { grid-template-columns: 112px 1fr; max-width: 560px; }
  .exp-meta { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px 32px; align-items: start; }
  .exp-meta > .label { grid-column: 1 / -1; }
  .exp-fig { margin: 0; }
  .exp-body { grid-column: 1 / -1; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pubs li { grid-template-columns: 120px 1fr; }
  .pub-venue { grid-column: 2; }
}

/* ---------- phone ---------- */
@media (max-width: 720px) {
  body { font-size: 17px; }
  .nav-links { display: none; }
  .menu-btn { display: inline-flex; align-items: center; pointer-events: auto; }
  .hero { min-height: 560px; }
  .hero-center { padding-bottom: 10vh; }
  .window-slot { width: min(74vw, 320px); aspect-ratio: 4 / 5; margin-bottom: 60px; }
  .hero h1 { font-size: clamp(44px, 13vw, 58px); }
  .hero-sub { font-size: 17px; max-width: 26ch; }
  .field { min-height: 0; display: flex; flex-direction: column; }
  .field-text { width: auto; margin: 0; padding: 72px var(--gutter) 32px; }
  .field-map { position: relative; inset: auto; height: 76vh; min-height: 460px; border-top: 1px solid var(--rule); }
  .field-map figcaption { left: var(--gutter); right: var(--gutter); bottom: 20px; width: auto; }
  .section-head h2, .section-head .lede { grid-column: 1 / -1; }
  .exp { padding: 36px 0; }
  .exp-meta dl { grid-template-columns: 96px 1fr; }
  .exp-meta { display: flex; }
  .exp-fig { margin-top: 8px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 28px; }
  .steps { grid-template-columns: 1fr; gap: 32px; }
  .cols { grid-template-columns: 1fr; gap: 40px; }
  .pubs li { grid-template-columns: 1fr; gap: 8px; }
  .pub-venue { grid-column: auto; }
  .team { grid-template-columns: 1fr; gap: 32px; }
  .band-inner > div:first-child, .band-text, .band-logo { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
}