@font-face {
  font-family: "iA Writer Duo";
  src: url("fonts/ia-writer-duo-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "iA Writer Duo";
  src: url("fonts/ia-writer-duo-400-italic.woff2") format("woff2");
  font-style: italic;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "iA Writer Duo";
  src: url("fonts/ia-writer-duo-700.woff2") format("woff2");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "iA Writer Mono";
  src: url("fonts/ia-writer-mono-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  --paper: #f6f6f1;
  --ink: #11110f;
  --muted: #686861;
  --line: #b9b9b1;
  color-scheme: light dark;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: #d8d8d2;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(120deg, rgba(255, 255, 255, .9) 0%, rgba(255, 255, 255, 0) 64%),
    var(--paper);
  font-family: "iA Writer Duo", "IBM Plex Mono", ui-monospace, monospace;
  text-rendering: optimizeLegibility;
}

main {
  width: min(calc(100% - 3rem), 76rem);
  margin: 0 auto;
}

article {
  min-height: 100vh;
  padding: clamp(4rem, 10vw, 9rem) 0 5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(24rem, 1fr);
  column-gap: clamp(4rem, 9vw, 10rem);
  align-content: start;
}

header { position: sticky; top: 5rem; align-self: start; }

h1 {
  max-width: 7ch;
  margin: 0;
  font-size: clamp(4rem, 9vw, 8.6rem);
  font-weight: 400;
  letter-spacing: -.075em;
  line-height: .84;
}

.subtitle {
  margin: 2.5rem 0 0;
  color: var(--muted);
  font-family: "iA Writer Mono", monospace;
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

section {
  border-top: 1px solid var(--ink);
}

.thesis {
  position: relative;
  min-height: 17rem;
  padding: 1.25rem 3rem 2rem 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.5rem;
  color: inherit;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, padding-left 180ms ease;
}

.thesis:hover,
.thesis:focus-visible {
  background-color: var(--ink);
  color: var(--paper);
  padding-left: 1.25rem;
}

.thesis:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.thesis-type {
  font-family: "iA Writer Mono", monospace;
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.thesis-title {
  max-width: 32rem;
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  line-height: 1.35;
}

.arrow {
  position: absolute;
  right: .25rem;
  top: 1rem;
  font-family: "iA Writer Mono", monospace;
  font-size: 1rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #11110f;
    --ink: #f1f1ea;
    --muted: #aaa9a1;
    --line: #4a4a44;
  }

  html { background: #050505; }

  body {
    background:
      linear-gradient(120deg, rgba(255, 255, 255, .04) 0%, rgba(255, 255, 255, 0) 64%),
      var(--paper);
  }
}

@media (max-width: 760px) {
  main { width: min(calc(100% - 2rem), 40rem); }

  article {
    display: block;
    padding-top: 4rem;
  }

  header {
    position: static;
    padding-bottom: 4rem;
  }

  section { margin-top: 1rem; }
  .thesis { min-height: 14rem; }
}

@media (prefers-reduced-motion: reduce) {
  .thesis { transition: none; }
}