:root {
  --paper: #f1eee5;
  --ink: #11100e;
  --acid: #ff4b12;
  --line: rgba(17, 16, 14, .25);
  --pad: clamp(1.15rem, 3vw, 3rem);
  --display: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.45;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--acid); color: var(--ink); }

.skip-link {
  position: fixed;
  z-index: 20;
  top: .75rem;
  left: .75rem;
  padding: .75rem 1rem;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-160%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid currentColor; outline-offset: 4px; }

.site-header {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.25rem var(--pad);
  border-bottom: 1px solid var(--ink);
  text-transform: uppercase;
}
.wordmark { display: flex; align-items: center; gap: .8rem; text-decoration: none; font-weight: 900; letter-spacing: -.04em; }
.wordmark small { padding: .2rem .4rem; border: 1px solid; font-size: .52rem; letter-spacing: .08em; font-weight: 600; }
nav { display: flex; gap: clamp(1rem, 3vw, 3rem); font-size: .68rem; letter-spacing: .09em; font-weight: 700; }
nav a, footer a { text-underline-offset: .3em; text-decoration-thickness: 1px; }

.hero { position: relative; min-height: calc(100svh - 64px); padding: 1.2rem var(--pad) 2.2rem; overflow: hidden; }
.hero-kicker { display: flex; justify-content: space-between; font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; }
.hero h1, h2, h3, .footer-mark {
  margin: 0;
  font-family: var(--display);
  font-weight: 950;
  letter-spacing: -.075em;
  line-height: .79;
  text-transform: uppercase;
  font-stretch: condensed;
}
.hero h1 { position: relative; z-index: 2; margin-top: clamp(4rem, 9vh, 7rem); font-size: clamp(4.7rem, 13vw, 12rem); }
.hero h1 em { color: var(--acid); font-style: normal; }
.hero-foot { position: relative; z-index: 2; display: flex; align-items: end; justify-content: space-between; margin-top: 2.5rem; }
.hero-foot p { max-width: 28rem; margin: 0; font-size: clamp(1rem, 1.45vw, 1.25rem); }
.round-link { width: 6rem; aspect-ratio: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; border: 1px solid; border-radius: 50%; font-size: .65rem; text-transform: uppercase; text-decoration: none; transition: background .2s, color .2s, transform .2s; }
.round-link span:last-child { font-size: 1.25rem; }
.round-link:hover { background: var(--ink); color: var(--paper); transform: rotate(-8deg); }
.hero-signal { position: absolute; z-index: 1; width: min(42vw, 620px); right: 2vw; top: 16%; opacity: .96; mix-blend-mode: multiply; }

.eyebrow { margin: 0; font-size: .64rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.manifesto { display: grid; grid-template-columns: 1fr 3fr 1fr; gap: 2rem; align-items: start; padding: clamp(5rem, 11vw, 10rem) var(--pad); border-top: 1px solid var(--ink); }
.manifesto h2, .section-heading h2 { font-size: clamp(3.7rem, 8vw, 8rem); }
.manifesto div > p { max-width: 42rem; margin: 2.5rem 0 0 auto; font-size: clamp(1.2rem, 2vw, 1.8rem); line-height: 1.3; }
.side-note { align-self: end; margin: 0; font-size: .68rem; text-align: right; text-transform: uppercase; letter-spacing: .08em; }

.section-heading { padding: clamp(4rem, 8vw, 8rem) var(--pad) 3rem; display: grid; grid-template-columns: 1fr 4fr; gap: 2rem; background: var(--ink); color: var(--paper); }
.instrument { position: relative; min-height: min(850px, 95svh); display: grid; grid-template-columns: minmax(3.5rem, .5fr) minmax(20rem, 1.4fr) minmax(22rem, 1fr); gap: clamp(1rem, 3vw, 3rem); padding: clamp(3rem, 7vw, 7rem) var(--pad); border-top: 1px solid currentColor; overflow: hidden; }
.instrument--dark { background: var(--ink); color: var(--paper); }
.instrument--paper { background: var(--paper); color: var(--ink); }
.instrument--orange { background: var(--acid); color: var(--ink); }
.instrument-number { font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.status { display: inline-flex; align-items: center; gap: .55rem; margin: 0 0 2rem; font-size: .63rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 800; }
.status::before { content: ""; width: .55rem; height: .55rem; border-radius: 50%; background: var(--acid); box-shadow: 0 0 0 4px rgba(255,75,18,.22); }
.status--orange { color: var(--acid); }
.instrument--orange .status::before { background: var(--ink); box-shadow: 0 0 0 4px rgba(17,16,14,.2); }
.instrument h3 { font-size: clamp(4rem, 8vw, 8.4rem); overflow-wrap: anywhere; }
.instrument .lede { max-width: 37rem; margin: 3rem 0; font-size: clamp(1.15rem, 1.7vw, 1.55rem); line-height: 1.3; }
.instrument details { border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; }
.instrument summary { display: flex; justify-content: space-between; padding: 1rem 0; cursor: pointer; font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; list-style: none; }
.instrument summary::-webkit-details-marker { display: none; }
.instrument summary span { font-size: 1rem; transition: transform .2s; }
.instrument details[open] summary span { transform: rotate(45deg); }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; padding: 1rem 0 1.5rem; font-size: .82rem; }
.detail-grid p, .detail-grid ul { margin: 0; }
.detail-grid ul { padding-left: 1rem; }
.detail-grid li + li { margin-top: .45rem; }
.instrument-visual { align-self: center; margin: 0; }
.instrument-visual img { width: 100%; }
.instrument-visual figcaption { margin-top: 1rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .62rem; letter-spacing: .06em; text-transform: uppercase; }

.index { padding: clamp(5rem, 10vw, 10rem) var(--pad); }
.section-heading--index { padding: 0 0 clamp(4rem, 7vw, 7rem); background: transparent; color: var(--ink); }
.index-list { border-top: 1px solid; }
.index-list a { display: grid; grid-template-columns: 4rem 2fr 1fr auto; align-items: center; gap: 1rem; min-height: 6.5rem; border-bottom: 1px solid; text-decoration: none; transition: padding .2s, color .2s, background .2s; }
.index-list a:hover { padding-inline: 1rem; background: var(--acid); }
.index-list span, .index-list em { font-size: .68rem; font-style: normal; letter-spacing: .08em; text-transform: uppercase; }
.index-list strong { font-size: clamp(1.25rem, 2.2vw, 2rem); letter-spacing: -.04em; text-transform: uppercase; }
.index-list b { font-size: 1.5rem; }

footer { min-height: 70vh; display: grid; grid-template-columns: 2fr 1fr; align-content: space-between; padding: clamp(4rem, 8vw, 8rem) var(--pad) 2rem; background: var(--ink); color: var(--paper); }
.footer-mark { font-size: clamp(6rem, 18vw, 18rem); }
.footer-mark sup { color: var(--acid); font-size: .08em; letter-spacing: 0; vertical-align: top; }
.footer-note { display: flex; flex-direction: column; align-items: flex-end; justify-content: space-between; font-size: .72rem; text-align: right; text-transform: uppercase; letter-spacing: .08em; }
.footer-note p { margin: 0; }
.footer-meta { grid-column: 1 / -1; display: flex; justify-content: space-between; margin: 4rem 0 0; padding-top: 1rem; border-top: 1px solid rgba(241,238,229,.4); font-size: .6rem; text-transform: uppercase; letter-spacing: .1em; }
.footer-meta span { color: var(--acid); }

@media (max-width: 800px) {
  nav a:not(:first-child) { display: none; }
  .hero { min-height: 780px; }
  .hero-kicker span:last-child { display: none; }
  .hero h1 { margin-top: 5rem; font-size: clamp(4.25rem, 22vw, 7.5rem); }
  .hero-signal { width: 83vw; right: -25vw; top: 29%; opacity: .65; }
  .hero-foot { position: absolute; left: var(--pad); right: var(--pad); bottom: 2rem; }
  .hero-foot p { max-width: 16rem; }
  .round-link { width: 5rem; }
  .manifesto, .section-heading { grid-template-columns: 1fr; }
  .manifesto { gap: 3rem; }
  .manifesto div > p { margin-left: 0; }
  .side-note { text-align: left; }
  .instrument { min-height: auto; grid-template-columns: 2.5rem 1fr; padding-block: 4rem; }
  .instrument-visual { grid-column: 2; margin-top: 2rem; }
  .instrument h3 { font-size: clamp(3.7rem, 17vw, 7rem); }
  .detail-grid { grid-template-columns: 1fr; }
  .index-list a { grid-template-columns: 2rem 1fr auto; min-height: 5.5rem; }
  .index-list em { display: none; }
  footer { min-height: 600px; grid-template-columns: 1fr; }
  .footer-note { margin-top: 3rem; align-items: flex-start; text-align: left; gap: 2rem; }
}

@media (max-width: 440px) {
  .wordmark small { display: none; }
  .hero { min-height: 700px; }
  .instrument { grid-template-columns: 1fr; }
  .instrument-number, .instrument-visual { grid-column: 1; }
  .instrument-number { margin-bottom: 1rem; }
  .footer-mark { font-size: 27vw; }
  .footer-meta { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}