:root {
  color-scheme: light;
  --ink: #11100d;
  --paper: #f5f0e7;
  --muted: rgba(17, 16, 13, 0.58);
  --line: rgba(17, 16, 13, 0.18);
  --serif: Charter, "Bitstream Charter", "Iowan Old Style", Georgia, serif;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", "SF Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.24em;
}

a:hover {
  color: #b94325;
}

.index-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: #f3eee5;
}

.index-wrap {
  width: min(760px, calc(100vw - 48px));
}

.index-wrap p,
.kicker,
.signal-meta,
footer {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.55;
  letter-spacing: 0;
  text-transform: uppercase;
}

.index-wrap h1 {
  margin: 10px 0 30px;
  font-family: var(--serif);
  font-size: clamp(58px, 10vw, 116px);
  font-weight: 400;
  line-height: 0.88;
}

.index-wrap nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.motion-page {
  min-height: 100vh;
  isolation: isolate;
  background: var(--paper);
}

.motion-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  display: block;
}

.motion-page::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.08)),
    repeating-linear-gradient(0deg, rgba(17, 16, 13, 0.025) 0 1px, transparent 1px 4px);
  mix-blend-mode: multiply;
}

.field-page {
  --ink: #15110f;
  --paper: #f1e7d8;
  --muted: rgba(31, 25, 19, 0.62);
  background: #f1e7d8;
}

.motion-content {
  min-height: 100vh;
  padding: clamp(22px, 5vw, 70px);
  display: grid;
  grid-template-rows: auto 1fr auto auto;
}

.motion-content .kicker {
  margin: 0;
}

.field-content {
  position: relative;
  grid-template-rows: auto 1fr auto;
  padding: clamp(24px, 4.8vw, 68px);
}

.field-content::before {
  content: "";
  position: fixed;
  inset: clamp(16px, 2.2vw, 34px);
  z-index: -1;
  border: 1px solid rgba(28, 22, 16, 0.075);
  pointer-events: none;
}

.field-meta {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: rgba(31, 25, 19, 0.66);
  animation: field-reveal 520ms ease-out both;
}

.field-meta p {
  margin: 0;
}

.field-lockup {
  align-self: end;
  padding-bottom: clamp(20px, 4.6vh, 52px);
}

.field-lockup h1 {
  animation: field-reveal 640ms 70ms ease-out both;
}

.field-lockup .line {
  animation: field-reveal 620ms 170ms ease-out both;
}

.motion-content h1 {
  max-width: 980px;
  margin: 0 0 clamp(22px, 3.4vw, 42px);
  font-family: var(--serif);
  font-size: clamp(72px, 13vw, 168px);
  font-weight: 400;
  line-height: 0.8;
}

.line {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 25px);
  line-height: 1.32;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 0;
}

.field-footer {
  color: rgba(31, 25, 19, 0.82);
  animation: field-reveal 620ms 240ms ease-out both;
}

@keyframes field-reveal {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ink-page {
  background: #eee6d9;
}

.ink-card {
  min-height: 100vh;
  width: min(940px, calc(100vw - 36px));
  margin: 0 auto;
  padding: clamp(24px, 5vw, 66px);
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  background: rgba(255, 252, 245, 0.54);
  border-left: 1px solid rgba(17, 16, 13, 0.14);
  border-right: 1px solid rgba(17, 16, 13, 0.14);
  backdrop-filter: blur(2px);
}

.ink-card h1 {
  align-self: end;
  margin: 0 0 clamp(18px, 4vw, 38px);
  font-family: var(--serif);
  font-size: clamp(64px, 13vw, 174px);
  font-weight: 400;
  line-height: 0.82;
}

.signal-page {
  --ink: #f7f1e6;
  --muted: rgba(247, 241, 230, 0.68);
  background: #100f0d;
  color: var(--ink);
}

.signal-page::after {
  background:
    radial-gradient(circle at 50% 50%, transparent, rgba(16, 15, 13, 0.82) 72%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.028) 0 1px, transparent 1px 5px);
  mix-blend-mode: normal;
}

.signal-lockup {
  min-height: 100vh;
  padding: clamp(22px, 4vw, 58px);
  display: grid;
  grid-template-rows: auto 1fr auto auto;
}

.signal-meta {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
}

.signal-lockup h1 {
  align-self: end;
  margin: 0 0 clamp(20px, 4vw, 48px);
  font-family: var(--serif);
  font-size: clamp(78px, 16vw, 216px);
  font-weight: 400;
  line-height: 0.78;
}

.signal-lockup footer a:hover {
  color: #f2a676;
}

@media (max-width: 720px) {
  .field-content {
    padding: 24px;
  }

  .field-content::before {
    inset: 12px;
  }

  .field-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .field-lockup {
    padding-bottom: 34px;
  }

  .motion-content h1,
  .signal-lockup h1 {
    font-size: clamp(54px, 17vw, 76px);
    line-height: 0.86;
  }

  .ink-card h1 {
    font-size: clamp(48px, 15vw, 64px);
  }

  .line {
    max-width: 28ch;
    font-size: 18px;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .signal-meta {
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .motion-canvas {
    display: none;
  }

  .field-meta,
  .field-lockup h1,
  .field-lockup .line,
  .field-footer {
    animation: none;
  }
}