:root {
  color-scheme: dark;
  --black: #050505;
  --white: #f5f5f2;
  --dim: rgba(245, 245, 242, .46);
  --line: rgba(245, 245, 242, .17);
  --mono: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { background: var(--black); scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}
button, a { color: inherit; }
button { font: inherit; }
a { text-underline-offset: .3em; }

.site-header {
  position: fixed;
  z-index: 10;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 4.25rem;
  padding: .75rem clamp(1rem, 3vw, 2.5rem);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 5, 5, .78);
  backdrop-filter: blur(16px);
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.site-header p { margin: 0; }
.identity { display: block; width: 2.15rem; height: 2.15rem; }
.identity img { width: 100%; height: 100%; filter: invert(1); }
.site-header button, .assembly button {
  justify-self: end;
  padding: .55rem 0;
  border: 0;
  border-bottom: 1px solid var(--white);
  background: transparent;
  cursor: pointer;
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

main { display: grid; gap: clamp(8rem, 18vw, 18rem); }
.instrument { min-height: 100svh; }
.declaration {
  position: absolute;
  z-index: 2;
  top: clamp(7rem, 16vh, 11rem);
  left: clamp(1rem, 5vw, 5rem);
  pointer-events: none;
}
.eyebrow {
  margin: 0 0 1rem;
  color: var(--dim);
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1, h2 { margin: 0; font-weight: 400; letter-spacing: -.04em; }
h1 { font-size: clamp(2.6rem, 7.6vw, 8.5rem); line-height: .91; }
.lede { margin: 1.5rem 0 0; font-size: clamp(1rem, 1.6vw, 1.35rem); }

.field-wrap { position: relative; min-height: 100svh; overflow: hidden; }
#field { display: block; width: 100%; height: 100svh; cursor: crosshair; outline: none; }
#field:focus-visible { box-shadow: inset 0 0 0 1px var(--white); }
.field-state {
  position: absolute;
  z-index: 2;
  right: clamp(1rem, 3vw, 2.5rem);
  bottom: 1.4rem;
  left: clamp(1rem, 3vw, 2.5rem);
  display: flex;
  justify-content: space-between;
  color: var(--dim);
  font-family: var(--mono);
  font-size: .58rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  pointer-events: none;
}

.assembly {
  display: grid;
  gap: 3rem;
  width: min(90rem, calc(100% - 2rem));
  margin: clamp(4rem, 10vw, 9rem) auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.assembly header, .archive-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}
.assembly h2, .archive h2 { font-size: clamp(2rem, 5vw, 5.5rem); line-height: .95; }
.assembly > p { width: min(36rem, 100%); margin: 0; color: var(--dim); }
#assembly-list { display: grid; margin: 0; padding: 0; list-style: none; }
#assembly-list li {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}
#assembly-list button { border: 0; background: none; color: var(--dim); cursor: pointer; }

.archive { width: min(90rem, calc(100% - 2rem)); margin: 0 auto; }
.archive-header { padding: 1.25rem 0 clamp(4rem, 8vw, 8rem); border-top: 1px solid var(--line); }
.archive-header > p {
  margin: 0;
  text-align: right;
  color: var(--dim);
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.archive-list { border-top: 1px solid var(--line); }
.record {
  display: grid;
  grid-template-columns: 5rem minmax(12rem, 1.25fr) 1fr 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line);
}
.record > * { margin: 0; }
.record-index, .record-kind, .record-state, .record a, .record button {
  font-family: var(--mono);
  font-size: .6rem;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.record-index, .record-kind, .record-state { color: var(--dim); }
.record h3 { font-size: 1rem; font-weight: 400; }
.record-actions { display: flex; justify-content: end; gap: 1rem; }
.record button { padding: 0; border: 0; border-bottom: 1px solid currentColor; background: none; cursor: pointer; }
.record button[aria-pressed="true"] { color: var(--dim); }
.record a { text-decoration: none; border-bottom: 1px solid var(--line); }

footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(8rem, 18vw, 18rem);
  padding: 1.4rem clamp(1rem, 3vw, 2.5rem);
  border-top: 1px solid var(--line);
  color: var(--dim);
  font-family: var(--mono);
  font-size: .58rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
footer p { margin: 0; }

@media (max-width: 720px) {
  .site-header { grid-template-columns: 1fr 1fr; }
  .site-header p { display: none; }
  .declaration { top: 8rem; }
  .assembly header, .archive-header { grid-template-columns: 1fr; }
  .archive-header > p { text-align: left; }
  .record { grid-template-columns: 2.75rem 1fr auto; }
  .record-kind, .record-state { display: none; }
  .record-actions { flex-direction: column; align-items: end; }
  footer { flex-direction: column; }
}

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