/* Canonical Atlas runtime: https://atlas.recluse.studio/ */

@font-face {
  font-family: "IBM Plex Sans";
  src: url("/assets/fonts/IBMPlexSans-Variable.ttf") format("truetype-variations");
  font-style: normal;
  font-weight: 100 700;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("/assets/fonts/IBMPlexMono-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --font-min: 12px;
  --font-label: 12px;
  --font-small: 14px;
  --font-body: 18px;
  --font-deck: 22px;
  --font-heading: clamp(38px, 7vw, 88px);
  --font-record: clamp(34px, 5vw, 68px);
  --void: #0b0c0e;
  --surface: #131619;
  --surface-high: #1a1e21;
  --rule: #343b3f;
  --ash: #9da3a3;
  --silk: #e1dfd8;
  --verdigris: #72aaa0;
  --lamplight: #d1904f;
  --rupture: #9e2f32;
  --sans: "IBM Plex Sans", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--void);
  font-size: var(--font-body);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, transparent 0 49.96%, rgb(114 170 160 / 8%) 50%, transparent 50.04%),
    var(--void);
  color: var(--silk);
  font-family: var(--sans);
  font-size: var(--font-body);
  line-height: 1.55;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--lamplight);
}

:focus-visible {
  outline: 2px solid var(--lamplight);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  transform: translateY(-160%);
  border: 1px solid var(--silk);
  background: var(--void);
  font: var(--font-label)/1 var(--mono);
  text-transform: uppercase;
}

.skip-link:focus {
  transform: none;
}

.research-header,
.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
  min-height: 82px;
  padding: 18px clamp(20px, 4vw, 64px);
  border-bottom: 1px solid var(--rule);
  font: var(--font-label)/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-home,
.site-footer > div {
  display: flex;
  align-items: center;
  gap: 13px;
}

.brand-home {
  width: fit-content;
  text-decoration: none;
}

.brand-home img,
.site-footer img {
  filter: grayscale(1) brightness(1.8);
}

.research-header p {
  margin: 0;
  color: var(--ash);
}

.research-header nav,
.site-footer nav {
  display: flex;
  justify-self: end;
  gap: 24px;
}

.research-header nav a,
.site-footer nav a {
  text-decoration: none;
}

main {
  width: min(100% - 40px, 1440px);
  margin-inline: auto;
}

.research-intro {
  display: grid;
  align-content: end;
  min-height: 68vh;
  padding: 110px 0 70px;
  border-bottom: 1px solid var(--rule);
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--verdigris);
  font: var(--font-label)/1.4 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  max-width: 1050px;
  margin: 0;
  font-size: var(--font-heading);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.research-deck {
  max-width: 760px;
  margin: 36px 0 0 auto;
  color: var(--ash);
  font-size: var(--font-deck);
  line-height: 1.45;
}

.research-record {
  display: grid;
  grid-template-columns: minmax(70px, 0.22fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 90px);
  padding: 90px 0 120px;
}

.record-index {
  color: var(--rupture);
  font: var(--font-label)/1 var(--mono);
}

.record-body {
  max-width: 1040px;
}

h2 {
  margin: 0;
  font-size: var(--font-record);
  font-weight: 350;
  letter-spacing: -0.04em;
  line-height: 1;
}

.record-thesis {
  max-width: 900px;
  margin: 34px 0 0;
  font-size: var(--font-deck);
  line-height: 1.5;
}

.record-counts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 64px 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}

.record-counts div {
  min-height: 128px;
  padding: 24px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: rgb(19 22 25 / 74%);
}

.record-counts dt {
  color: var(--silk);
  font-size: 30px;
  font-weight: 450;
}

.record-counts dd {
  margin: 8px 0 0;
  color: var(--ash);
  font: var(--font-label)/1.4 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.record-sections {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 50px;
  padding: 42px;
  border: 1px solid var(--rule);
  background: var(--surface);
}

.record-sections h3 {
  margin: 0;
  font-size: 28px;
  font-weight: 400;
  line-height: 1.2;
}

.record-sections ol {
  margin: 0;
  padding-left: 24px;
  columns: 2;
  column-gap: 40px;
  color: var(--ash);
  font-size: var(--font-small);
}

.record-sections li {
  margin: 0 0 10px;
  break-inside: avoid;
}

.preservation-note {
  max-width: 790px;
  margin: 44px 0 26px;
  padding-left: 18px;
  border-left: 3px solid var(--verdigris);
  color: var(--ash);
  font-size: var(--font-small);
}

.atlas-entry {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  min-height: 54px;
  padding: 14px 20px;
  border: 1px solid var(--lamplight);
  color: var(--silk);
  font: var(--font-label)/1 var(--mono);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.atlas-entry:hover {
  background: var(--lamplight);
  color: var(--void);
}

.site-footer {
  border-top: 1px solid var(--rule);
  border-bottom: 0;
  color: var(--ash);
}

.site-footer p {
  margin: 0;
}

.site-footer p span {
  color: var(--ash);
}

@media (max-width: 800px) {
  .research-header,
  .site-footer {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .research-header p {
    display: none;
  }

  .research-header nav,
  .site-footer nav {
    justify-self: start;
    flex-wrap: wrap;
  }

  .research-intro {
    min-height: 58vh;
    padding-top: 80px;
  }

  .research-deck {
    margin-left: 0;
  }

  .research-record {
    grid-template-columns: 1fr;
  }

  .record-counts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .record-sections {
    grid-template-columns: 1fr;
    padding: 28px;
  }
}

@media (max-width: 480px) {
  .record-counts {
    grid-template-columns: 1fr;
  }

  .record-sections ol {
    columns: 1;
  }
}

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