/* site.css: tokens first, then components. Colors only from the tokens. */

:root {
  --color-surface: #ffffff;
  --color-surface-alt: #f2f5f7;
  --color-ink: #0f172a;
  --color-ink-soft: #3d4b61;
  --color-ink-muted: #5b6b82;
  --color-ramp: #0090cc;
  --color-line: #d9e1e8;

  --font-display: "DM Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;

  --fs-floor: 14px;
  --fs-small: 14px;
  --fs-body: 18px;
  --fs-lede: 22px;
  --fs-h3: 24px;
  --fs-h2: 34px;
  --fs-h1: 30px;
  --fs-name: 64px;
  --fs-stat: 40px;

  --wrap: 1120px;
  --gutter: 24px;
}

@font-face {
  font-family: "DM Sans";
  src: url("/assets/fonts/dm-sans-800-normal-latin.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "DM Sans";
  src: url("/assets/fonts/dm-sans-700-normal-latin.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--color-ink); text-decoration-color: var(--color-ramp); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 2px solid var(--color-ramp);
  outline-offset: 3px;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 10;
  background: var(--color-ink);
  color: var(--color-surface);
  padding: 12px 18px;
  font-size: var(--fs-small);
  min-height: 44px;
}
.skip-link:focus { top: 12px; }

/* Header (not sticky) */

.site-header {
  border-bottom: 1px solid var(--color-line);
  padding: 20px 0;
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  align-items: baseline;
  justify-content: space-between;
}
.site-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h3);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.site-nav { display: flex; flex-wrap: wrap; gap: 4px 8px; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 6px 10px;
  font-size: var(--fs-small);
  font-weight: 700;
  text-decoration: none;
  color: var(--color-ink-soft);
}
.site-nav a:hover { color: var(--color-ink); text-decoration: underline; text-decoration-color: var(--color-ramp); }

/* Hero */

.hero { padding: 72px 0 8px; }
.eyebrow {
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin: 0 0 18px;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-name);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 26px;
}
.hero .headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: 1.2;
  letter-spacing: -0.01em;
  max-width: 22em;
  margin: 0 0 18px;
}
.hero .sub { font-size: var(--fs-lede); line-height: 1.45; color: var(--color-ink-soft); max-width: 38em; margin: 0 0 22px; }
.credential-line {
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-ink-soft);
  border-top: 1px solid var(--color-line);
  padding-top: 16px;
  max-width: 62em;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  list-style: none;
  margin: 40px 0 0;
  padding: 28px 0 8px;
  border-top: 1px solid var(--color-line);
}
.stats .stat-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-stat);
  line-height: 1;
  display: block;
}
.stats .stat-label { font-size: var(--fs-small); color: var(--color-ink-muted); display: block; margin-top: 8px; }

/* Sections */

.section { padding: 56px 0 8px; }
.section-head { display: flex; gap: 18px; align-items: baseline; margin-bottom: 8px; }
.section-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h2);
  color: var(--color-ramp);
  line-height: 1;
}
.section h2, .page-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h2);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}
.section h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  margin: 30px 0 10px;
}
.section p { max-width: 44em; margin: 0 0 16px; }
.creed {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  margin: 28px 0 8px;
}

/* Tiles */

.tile-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  list-style: none;
  margin: 26px 0 8px;
  padding: 0;
}
.tile { border-top: 3px solid var(--color-ramp); background: var(--color-surface); }
.tile a { text-decoration: none; display: block; }
.tile img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--color-surface-alt); }
.tile .tile-body { padding: 16px 2px 4px; }
.tile .tile-meta { font-size: var(--fs-small); font-weight: 700; color: var(--color-ink-muted); margin: 0 0 6px; }
.tile h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  line-height: 1.2;
  margin: 0 0 8px;
}
.tile .tile-summary { font-size: var(--fs-body); color: var(--color-ink-soft); margin: 0; }
.tile a:hover h3 { text-decoration: underline; text-decoration-color: var(--color-ramp); text-underline-offset: 3px; }

.more-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-weight: 700;
  font-size: var(--fs-body);
  margin-top: 14px;
}

/* Filter (work index) */

.filter-bar { margin: 26px 0 6px; }
.filter-bar .filter-label { font-size: var(--fs-small); font-weight: 700; color: var(--color-ink-muted); margin: 0 0 10px; }
.filter-buttons { display: flex; flex-wrap: wrap; gap: 10px; }
.filter-buttons button {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 700;
  min-height: 44px;
  padding: 10px 18px;
  background: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid var(--color-ink-soft);
  border-radius: 999px;
  cursor: pointer;
}
.filter-buttons button[aria-pressed="true"] {
  background: var(--color-ink);
  color: var(--color-surface);
  border-color: var(--color-ink);
}
.filter-status { font-size: var(--fs-small); color: var(--color-ink-muted); margin: 14px 0 0; }
.lede { font-size: var(--fs-lede); color: var(--color-ink-soft); max-width: 40em; }

/* Facts ledger */

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  list-style: none;
  margin: 26px 0 6px;
  padding: 24px 0 4px;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.facts .fact-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-stat);
  line-height: 1;
  display: block;
}
.facts .fact-label { font-size: var(--fs-small); color: var(--color-ink-soft); display: block; margin-top: 8px; }
.facts .fact-source { font-size: var(--fs-small); color: var(--color-ink-muted); display: block; margin-top: 4px; }

/* Project page */

.project-hero { padding: 48px 0 0; }
.project-hero img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--color-surface-alt); }
.project-meta { font-size: var(--fs-small); font-weight: 700; color: var(--color-ink-muted); margin: 22px 0 8px; text-transform: uppercase; letter-spacing: 0.1em; }
.project-summary { font-size: var(--fs-lede); color: var(--color-ink-soft); max-width: 40em; }
.source-note { font-size: var(--fs-small); color: var(--color-ink-muted); }

.steps { list-style: none; margin: 18px 0; padding: 0; counter-reset: step; max-width: 46em; }
.steps li { padding: 14px 0 14px 0; border-top: 1px solid var(--color-line); }
.steps .step-title { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-body); display: block; margin-bottom: 4px; }
.steps p { margin: 0; color: var(--color-ink-soft); }

/* Artifacts */

.artifacts { list-style: none; margin: 18px 0; padding: 0; border-top: 1px solid var(--color-line); max-width: 52em; }
.artifacts li { border-bottom: 1px solid var(--color-line); }
.artifacts a {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: baseline;
  justify-content: space-between;
  min-height: 44px;
  padding: 12px 4px;
  text-decoration: none;
}
.artifacts a:hover .artifact-label { text-decoration: underline; text-decoration-color: var(--color-ramp); text-underline-offset: 3px; }
.artifact-label { font-weight: 700; }
.artifact-meta { font-size: var(--fs-small); color: var(--color-ink-muted); }

.credits { list-style: none; margin: 18px 0; padding: 0; max-width: 46em; }
.credits li { display: flex; gap: 16px; padding: 8px 0; border-top: 1px solid var(--color-line); font-size: var(--fs-body); }
.credits .credit-label { font-weight: 700; min-width: 140px; }

.project-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-line);
  margin-top: 48px;
  padding: 22px 0 8px;
}
.next-grid { grid-template-columns: 1fr; margin: 0; width: 320px; max-width: 100%; }

/* Lists: resume, academia, writing */

.plain-list { list-style: none; margin: 14px 0; padding: 0; max-width: 46em; }
.plain-list li { padding: 10px 0; border-top: 1px solid var(--color-line); }
.plain-list .item-head { font-weight: 700; }

.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 22px; }
.card { border-top: 3px solid var(--color-ink); padding-top: 14px; }
.card h3 { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-h3); margin: 0 0 10px; }
.card ul { list-style: none; margin: 0; padding: 0; }
.card li { padding: 8px 0; border-top: 1px solid var(--color-line); }
.card .item-head { font-weight: 700; display: block; }
.card p { margin: 0 0 12px; }
.card .note { font-size: var(--fs-small); color: var(--color-ink-muted); }

.writing-list { list-style: none; margin: 18px 0; padding: 0; max-width: 52em; }
.writing-list li { padding: 16px 0; border-top: 1px solid var(--color-line); }
.writing-year { font-size: var(--fs-small); font-weight: 700; color: var(--color-ink-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.writing-list h3 { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-h3); margin: 4px 0 6px; }
.writing-list p { margin: 0 0 6px; color: var(--color-ink-soft); max-width: 44em; }
.writing-status { font-size: var(--fs-small); color: var(--color-ink-muted); font-weight: 700; }

/* ICS band and footer */

.ics-band { background: var(--color-surface-alt); margin-top: 64px; padding: 44px 0; }
.ics-band h2 { font-family: var(--font-display); font-weight: 800; font-size: var(--fs-h2); margin: 0 0 10px; }
.ics-band p { max-width: 44em; margin: 0 0 10px; }
.ics-band .ics-link { font-size: 28px; font-weight: 700; color: var(--color-ramp); display: inline-flex; align-items: center; min-height: 44px; }
.ics-links { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 26px; margin: 14px 0 0; padding: 0; }
.ics-links a { display: inline-flex; align-items: center; min-height: 44px; font-weight: 700; }

.site-footer { border-top: 1px solid var(--color-line); padding: 30px 0 44px; margin-top: 0; }
.site-footer .footer-links { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 26px; margin: 0 0 14px; padding: 0; }
.site-footer .footer-links a { display: inline-flex; align-items: center; min-height: 44px; font-weight: 700; font-size: var(--fs-small); }
.site-footer p { font-size: var(--fs-small); color: var(--color-ink-muted); margin: 4px 0; max-width: 52em; }

/* Small screens */

@media (max-width: 860px) {
  :root { --fs-name: 42px; --fs-h2: 27px; --fs-stat: 32px; }
  .tile-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .facts { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .hero { padding-top: 44px; }
}

/* Print */

@media print {
  .site-nav, .filter-bar, .skip-link { display: none; }
  body { font-size: 14px; }
  a { text-decoration: none; }
  .section, .hero { padding-top: 24px; }
}