:root {
  --bg: #F2EEE5;
  --bg-paper: #EAE4D5;
  --ink: #0E0E0E;
  --ink-soft: #5A5044;
  --rule: #1A1812;
  --red: #D4361A;
  --yellow: #F2C73E;
  --blue: #1E5BA8;
  --display: 'Archivo Black', 'Helvetica Neue', Impact, system-ui, sans-serif;
  --body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: var(--bg);
  padding: 12px 18px;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
  outline: 3px solid var(--yellow);
  outline-offset: 2px;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============= HEADER ============= */
header.site {
  position: sticky;
  top: 0;
  background: var(--bg);
  border-bottom: 3px solid var(--ink);
  z-index: 50;
}
header.site .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}
.brand {
  font-family: var(--display);
  font-size: 22px;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
}
.brand-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  background: var(--red);
  margin: 0 4px;
  transform: translateY(-2px);
}
header.site nav a {
  text-decoration: none;
  margin-left: 28px;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
header.site nav a:hover { color: var(--red); }

/* ============= HERO ============= */
.hero {
  padding: 140px 0 100px;
  border-bottom: 3px solid var(--ink);
  position: relative;
  overflow: hidden;
}
.hero h1 {
  font-family: var(--display);
  font-size: clamp(64px, 12vw, 176px);
  line-height: 0.86;
  letter-spacing: -0.045em;
  text-transform: uppercase;
  max-width: calc(100% - 220px);
}
.hero h1 .line-1,
.hero h1 .accent { display: block; }
.hero h1 .accent { color: var(--red); }
.hero p.lede {
  margin-top: 36px;
  max-width: 580px;
  font-size: 19px;
  line-height: 1.55;
}
.hero .meta-row {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.hero .meta-sep { color: var(--ink-soft); opacity: 0.5; }

.shape-stack {
  position: absolute;
  top: 50px;
  right: 32px;
  display: flex;
  gap: 14px;
  pointer-events: none;
}
.shape-stack .s {
  width: 56px;
  height: 56px;
  display: block;
}
.shape-stack .s-square { background: var(--red); }
.shape-stack .s-circle { background: var(--yellow); border-radius: 50%; }
.shape-stack .s-triangle {
  width: 0;
  height: 0;
  background: transparent;
  border-left: 28px solid transparent;
  border-right: 28px solid transparent;
  border-bottom: 56px solid var(--blue);
}

/* ============= SECTION HEAD ============= */
.section-head {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 500;
}
.section-mark {
  width: 14px;
  height: 14px;
  background: var(--red);
  display: inline-block;
}
.section-mark.mark-yellow { background: var(--yellow); }
.section-mark.mark-blue { background: var(--blue); border-radius: 50%; }

/* ============= CATALOG ============= */
.catalog {
  padding: 100px 0;
  border-bottom: 3px solid var(--ink);
}
.catalog h2 {
  font-family: var(--display);
  font-size: clamp(44px, 7vw, 88px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  margin-bottom: 64px;
}
.catalog-list { list-style: none; }
.catalog .item {
  border-top: 2px solid var(--ink);
}
.catalog .item:last-child {
  border-bottom: 2px solid var(--ink);
}
.catalog .item-link {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 36px;
  align-items: center;
  padding: 36px 24px;
  margin: 0 -24px;
  position: relative;
  text-decoration: none;
  color: var(--ink);
  transition: background 0.18s ease, color 0.18s ease;
}
.catalog .item-link:hover,
.catalog .item-link:focus-visible {
  background: var(--ink);
  color: var(--bg);
  outline: none;
}
.catalog .item-link:focus-visible {
  box-shadow: inset 0 0 0 3px var(--yellow);
}
.catalog .num {
  font-family: var(--display);
  font-size: 64px;
  line-height: 1;
  color: var(--red);
  letter-spacing: -0.02em;
  transition: color 0.18s ease;
}
.catalog .item-link:hover .num,
.catalog .item-link:focus-visible .num { color: var(--yellow); }
.catalog .info { min-width: 0; }
.catalog .name {
  font-family: var(--display);
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 10px;
  line-height: 1;
}
.catalog .desc {
  font-size: 16px;
  max-width: 560px;
  color: var(--ink-soft);
  transition: color 0.18s ease;
}
.catalog .item-link:hover .desc,
.catalog .item-link:focus-visible .desc { color: var(--bg); opacity: 0.85; }
.catalog .domain {
  font-family: var(--mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  font-weight: 500;
  transition: color 0.18s ease;
}
.catalog .item-link:hover .domain,
.catalog .item-link:focus-visible .domain { color: var(--yellow); }
.catalog .arrow {
  display: inline-block;
  transition: transform 0.18s ease;
}
.catalog .item-link:hover .arrow,
.catalog .item-link:focus-visible .arrow { transform: translateX(4px); }

/* ============= THESIS ============= */
.thesis {
  padding: 100px 0;
  border-bottom: 3px solid var(--ink);
  background: var(--bg-paper);
}
.thesis h2 {
  font-family: var(--display);
  font-size: clamp(44px, 7vw, 88px);
  text-transform: uppercase;
  letter-spacing: -0.035em;
  line-height: 0.92;
  margin-bottom: 48px;
}
.thesis .body {
  max-width: 660px;
  font-size: 19px;
  line-height: 1.6;
}
.thesis .body p + p { margin-top: 22px; }

/* ============= CONTACT ============= */
.contact {
  padding: 100px 0;
  border-bottom: 3px solid var(--ink);
}
.contact h2 {
  font-family: var(--display);
  font-size: clamp(44px, 7vw, 88px);
  text-transform: uppercase;
  letter-spacing: -0.035em;
  line-height: 0.92;
  margin-bottom: 40px;
}
.contact .links {
  display: flex;
  flex-wrap: wrap;
  gap: 32px 48px;
  margin-bottom: 36px;
}
.contact .links a {
  font-family: var(--display);
  font-size: clamp(24px, 3.4vw, 40px);
  letter-spacing: -0.015em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 5px solid var(--red);
  padding-bottom: 6px;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.contact .links a:hover { color: var(--red); border-color: var(--ink); }
.contact-note {
  max-width: 560px;
  font-size: 16px;
  color: var(--ink-soft);
}

/* ============= FOOTER ============= */
footer.site {
  padding: 32px 0;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
footer.site .row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

/* ============= RESPONSIVE ============= */
@media (max-width: 760px) {
  .container { padding: 0 20px; }
  header.site nav a { margin-left: 14px; font-size: 11px; }
  .shape-stack { top: 24px; right: 20px; gap: 8px; }
  .shape-stack .s { width: 36px; height: 36px; }
  .shape-stack .s-triangle {
    border-left-width: 18px;
    border-right-width: 18px;
    border-bottom-width: 36px;
  }
  .hero { padding: 100px 0 80px; }
  .hero p.lede { margin-top: 28px; font-size: 17px; }
  .catalog, .thesis, .contact { padding: 64px 0; }
  .hero h1 { max-width: 100%; }
  .catalog .item-link {
    grid-template-columns: 70px 1fr;
    gap: 20px;
    padding: 28px 16px;
    margin: 0 -16px;
  }
  .catalog .num { font-size: 44px; }
  .catalog .domain { grid-column: 1 / -1; padding-top: 12px; font-size: 12px; }
  footer.site .row { flex-direction: column; gap: 8px; }
}

/* ============= ACCESSIBILITY ============= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

::selection {
  background: var(--yellow);
  color: var(--ink);
}