:root {
  --ink: #f2f1ec;
  --paper: #151515;
  --muted: #a4a29b;
  --line: #3a3a36;
  --accent: #a8c7b9;
  --salt: #f8f7f1;
  --clay: #a55d40;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 14px 22px;
  border-bottom: 1px solid rgba(248, 247, 241, 0.16);
  background: rgba(21, 21, 21, 0.88);
  backdrop-filter: blur(14px);
}

.brand {
  display: grid;
  gap: 2px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.main-nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
}

.main-nav a:hover,
.brand:hover,
.enter-link:hover,
.back-link:hover {
  color: var(--accent);
}

.view {
  display: none;
  min-height: 100vh;
  padding: 96px 22px 48px;
}

.view.active {
  display: block;
}

.hero {
  position: relative;
  min-height: 100vh;
  padding: 0;
  overflow: hidden;
  background: #1a1b16;
}

.hero-image {
  width: 100%;
  height: 100vh;
  object-fit: cover;
  filter: saturate(0.88) contrast(1.05);
  opacity: 0.42;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.62), rgba(0, 0, 0, 0.08) 66%);
}

.dither-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  mix-blend-mode: screen;
}

.dither-controls {
  position: absolute;
  z-index: 4;
  right: 22px;
  bottom: 56px;
  display: grid;
  gap: 13px;
  width: min(280px, calc(100% - 44px));
  padding: 14px;
  border: 1px solid rgba(248, 247, 241, 0.22);
  background: rgba(17, 17, 15, 0.34);
  color: var(--salt);
  backdrop-filter: blur(12px);
}

.dither-controls label {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.dither-controls input {
  width: 100%;
  accent-color: var(--salt);
}

.hero-copy {
  position: absolute;
  z-index: 2;
  left: 22px;
  bottom: 56px;
  width: min(920px, calc(100% - 44px));
  color: var(--salt);
}

.hero-copy p,
.section-kicker {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero-copy p {
  color: rgba(248, 247, 241, 0.74);
}

.hero-copy h1 {
  margin: 0 0 28px;
  max-width: 820px;
  font-size: clamp(48px, 11vw, 138px);
  line-height: 0.88;
  letter-spacing: 0;
}

.enter-link,
.back-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border-bottom: 1px solid currentColor;
  font-weight: 700;
}

.index-view,
.directory-view,
.about-view {
  width: min(1380px, 100%);
  margin: 0 auto;
}

.index-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

h2 {
  margin: 0;
  font-size: clamp(42px, 7vw, 96px);
  line-height: 0.95;
  letter-spacing: 0;
}

.search {
  display: grid;
  gap: 7px;
  width: min(420px, 100%);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.search input {
  width: 100%;
  min-height: 44px;
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  outline: none;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.filter {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.filter.active,
.filter:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.project-card {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--ink);
  padding-top: 10px;
}

.project-card::after {
  content: "";
  position: absolute;
  inset: 10px 0 auto 0;
  aspect-ratio: 16 / 9;
  opacity: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(248, 247, 241, 0.18) 1px, transparent 1px),
    linear-gradient(rgba(21, 21, 21, 0.3) 1px, transparent 1px);
  background-size: 9px 9px;
  mix-blend-mode: screen;
  transition: opacity 180ms ease;
}

.project-card:hover::after {
  opacity: 1;
}

.project-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-bottom: 12px;
  background: var(--line);
}

.project-card h3 {
  margin: 0 0 6px;
  font-size: 22px;
  line-height: 1;
}

.project-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.student-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  margin-top: 32px;
  border-top: 1px solid var(--line);
}

.student-list a {
  min-height: 68px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  font-size: 24px;
}

.about-view p:last-child {
  max-width: 760px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 22px;
}

.project-view {
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  gap: 32px;
  width: min(1500px, 100%);
  margin: 0 auto;
}

.project-view.active {
  display: grid;
}

.project-meta {
  position: sticky;
  top: 96px;
  align-self: start;
}

.project-meta h2 {
  margin: 18px 0 24px;
  font-size: clamp(42px, 5vw, 76px);
}

dl {
  margin: 0;
  border-top: 1px solid var(--line);
}

dl div {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

dd {
  margin: 0;
}

.lead-figure {
  margin: 0 0 28px;
}

.lead-figure img,
.gallery img {
  width: 100%;
  border: 1px solid rgba(248, 247, 241, 0.14);
  background: #fff;
}

.abstract {
  display: grid;
  grid-template-columns: minmax(120px, 0.32fr) minmax(0, 1fr);
  gap: 22px;
  margin: 0 0 34px;
  padding: 28px 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.abstract p:last-child {
  margin: 0;
  font-size: clamp(19px, 2vw, 30px);
  line-height: 1.22;
}

.chapter-nav {
  position: sticky;
  top: 64px;
  z-index: 20;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0 0 20px;
  padding: 12px 0;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.chapter-nav a {
  flex: 0 0 auto;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

.chapter-nav a:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.gallery {
  display: grid;
  gap: 26px;
}

.gallery figure {
  margin: 0;
  scroll-margin-top: 118px;
}

.gallery figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 820px) {
  .site-header {
    align-items: start;
  }

  .main-nav {
    gap: 12px;
  }

  .index-top,
  .abstract {
    grid-template-columns: 1fr;
  }

  .index-top {
    display: grid;
  }

  .project-view.active {
    display: block;
  }

  .project-meta {
    position: static;
    margin-bottom: 28px;
  }

  .hero-copy {
    bottom: 34px;
  }

  .dither-controls {
    right: auto;
    left: 22px;
    bottom: 190px;
    width: min(260px, calc(100% - 44px));
  }
}