/* ==========================================================================
   Zac Yauney — "working paper" theme
   Paper, ink, one vermilion accent and a highlighter. Presentation only:
   all copy comes from _data/, _projects/ and _essays/.
   ========================================================================== */

:root {
  --paper: #f4f0e6;
  --paper-2: #ece7da;
  --paper-3: #dfd9c9;
  --ink: #17160f;
  --ink-2: #57544a;
  --ink-3: #8a8679;
  --rule: rgba(23, 22, 15, 0.18);
  --rule-2: rgba(23, 22, 15, 0.07);
  --accent: #d93f17;
  --hl: #ffe14a;
  --hl-soft: #ffe14a;

  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --max: 1240px;
  --gutter: clamp(1.25rem, 4.5vw, 3.5rem);
  --header-h: 3.75rem;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);

  color-scheme: light;
}

:root[data-theme="dark"] {
  --paper: #0f1215;
  --paper-2: #151a1e;
  --paper-3: #222a30;
  --ink: #ece7da;
  --ink-2: #a8a498;
  --ink-3: #6f6c64;
  --rule: rgba(236, 231, 218, 0.2);
  --rule-2: rgba(236, 231, 218, 0.07);
  --accent: #ff6b3d;
  --hl-soft: rgba(255, 225, 74, 0.34);
  color-scheme: dark;
}

/* ---------- Base ---------- */

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1.5rem);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

/* paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
[data-theme="dark"] body::before { mix-blend-mode: normal; opacity: 0.35; }

::selection { background: var(--hl); color: #17160f; }

h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, video, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }

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

kbd {
  display: inline-block;
  min-width: 1.5em;
  padding: 0.05em 0.4em;
  border: 1px solid var(--rule);
  border-bottom-width: 2px;
  border-radius: 3px;
  font: 500 0.7rem/1.5 var(--mono);
  text-align: center;
  color: var(--ink-2);
}

.wrap {
  width: min(100% - 2 * var(--gutter), var(--max));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--ink);
  color: var(--paper);
  font: 500 0.8rem var(--mono);
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  font: 500 0.72rem/1.4 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-2);
}

/* the highlighter: any <em> in display copy */
.hero-title em,
.contact-heading em,
.page-title em {
  font-style: italic;
  background: linear-gradient(var(--hl-soft), var(--hl-soft)) no-repeat 0 78% / 100% 0.36em;
  padding-inline: 0.06em;
  margin-inline: -0.06em;
}

/* ---------- Buttons & links ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.95em 1.35em;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font: 500 0.78rem/1 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn span { transition: translate 0.25s var(--ease); }
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn:hover span { translate: 3px 0; }
.btn--line { background: transparent; color: var(--ink); }
.btn--line:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }

.text-link {
  font: 500 0.78rem/1 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding-block: 0.5em;
  border-bottom: 1px solid var(--ink);
  transition: color 0.2s, border-color 0.2s;
}
.text-link:hover { color: var(--accent); border-color: var(--accent); }

.tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.tech li {
  padding: 0.28em 0.6em;
  border: 1px solid var(--rule);
  border-radius: 2px;
  font: 400 0.72rem/1.4 var(--mono);
  color: var(--ink-2);
  white-space: nowrap;
}
.tech--lg li { font-size: 0.8rem; color: var(--ink); }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}

/* reading progress */
@supports (animation-timeline: scroll()) {
  .site-header::after {
    content: "";
    position: absolute;
    inset: auto 0 -1px 0;
    height: 2px;
    background: var(--accent);
    transform-origin: 0 50%;
    animation: progress linear both;
    animation-timeline: scroll(root);
  }
  @keyframes progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2.5vw, 2rem);
}

.brand { display: flex; align-items: baseline; gap: 0.9rem; margin-right: auto; min-width: 0; }
.brand-name {
  font: italic 500 1.3rem/1 var(--serif);
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand-tag {
  font: 400 0.7rem/1 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-nav { display: flex; gap: clamp(0.9rem, 2vw, 1.75rem); }
.nav-link {
  position: relative;
  padding-block: 0.4rem;
  font: 500 0.76rem/1 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-2);
  transition: color 0.2s;
}
.nav-num { margin-right: 0.5em; color: var(--ink-3); font-weight: 400; }
.nav-link::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1.5px;
  background: var(--accent);
  scale: 0 1;
  transform-origin: 0 50%;
  transition: scale 0.3s var(--ease);
}
.nav-link:hover, .nav-link[aria-current] { color: var(--ink); }
.nav-link:hover::after, .nav-link[aria-current]::after { scale: 1 1; }

.header-tools { display: flex; align-items: center; gap: 0.5rem; }
.tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  height: 2rem;
  padding-inline: 0.6rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
  font: 400 0.72rem/1 var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-2);
  transition: border-color 0.2s, color 0.2s;
}
.tool-btn:hover { border-color: var(--ink); color: var(--ink); }
.tool-btn kbd { border: 0; padding: 0; min-width: 0; color: var(--accent); font-size: 0.8rem; }
.tool-theme { width: 2rem; padding: 0; justify-content: center; }
.tool-theme svg { transition: rotate 0.5s var(--ease); }
[data-theme="dark"] .tool-theme svg { rotate: 180deg; }

@media (max-width: 900px) { .brand-tag { display: none; } }
@media (max-width: 560px) {
  .tool-label, .nav-num { display: none; }
  .brand-name { font-size: 1.15rem; }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: min(calc(100svh - var(--header-h)), 60rem);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  -webkit-mask-image: linear-gradient(100deg, rgba(0, 0, 0, 0.16) 0%, rgba(0, 0, 0, 0.32) 42%, #000 78%);
  mask-image: linear-gradient(100deg, rgba(0, 0, 0, 0.16) 0%, rgba(0, 0, 0, 0.32) 42%, #000 78%);
}
@media (max-width: 760px) {
  .hero-canvas {
    -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.22) 28%, rgba(0, 0, 0, 0.22) 72%, rgba(0, 0, 0, 0.7));
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.22) 28%, rgba(0, 0, 0, 0.22) 72%, rgba(0, 0, 0, 0.7));
  }
}
.hero-inner {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding-block: clamp(3rem, 9vh, 6rem) 2rem;
}
.hero-inner > * { animation: rise 0.9s var(--ease) both; }
.hero-inner > :nth-child(2) { animation-delay: 0.08s; }
.hero-inner > :nth-child(3) { animation-delay: 0.18s; }
.hero-inner > :nth-child(4) { animation-delay: 0.28s; }
@keyframes rise { from { opacity: 0; translate: 0 18px; } }

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: clamp(1.5rem, 4vh, 2.5rem);
  font: 500 0.72rem/1 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent);
  animation: ping 2.4s ease-out infinite;
}
@keyframes ping {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); }
  70%, 100% { box-shadow: 0 0 0 0.6rem transparent; }
}

.hero-title {
  max-width: 11.5em;
  font: 380 clamp(2.9rem, 8.6vw, 7.25rem) / 0.97 var(--serif);
  letter-spacing: -0.028em;
  text-wrap: balance;
}
.hero-title em { animation: swipe 1s 0.7s var(--ease) both; }
@keyframes swipe { from { background-size: 0% 0.36em; } }

.hero-lede {
  max-width: 34em;
  margin-top: clamp(1.5rem, 4vh, 2.25rem);
  font-size: clamp(1.02rem, 1.3vw, 1.2rem);
  line-height: 1.6;
  color: var(--ink-2);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  margin-top: clamp(1.75rem, 4vh, 2.5rem);
}

.hero-foot { position: relative; padding-bottom: 1.25rem; }

.fig-caption {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.9rem;
  font: 400 0.72rem/1.5 var(--mono);
  letter-spacing: 0.02em;
  color: var(--ink-2);
}
.fig-caption b {
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.fig-readout { margin-left: auto; padding-inline: 0.5em; background: var(--paper); color: var(--ink); font-variant-numeric: tabular-nums; }

/* ---------- Sections ---------- */

.section { padding-top: clamp(4rem, 10vw, 8rem); }

.sec-head {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  padding-top: 1rem;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
  border-top: 1px solid var(--ink);
}
.sec-num { font: 500 0.78rem/1 var(--mono); color: var(--accent); letter-spacing: 0.06em; }
.sec-title {
  font: 400 clamp(1.7rem, 3.4vw, 2.6rem) / 1.05 var(--serif);
  letter-spacing: -0.02em;
}
.sec-link {
  margin-left: auto;
  font: 500 0.74rem/1 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-2);
  white-space: nowrap;
  transition: color 0.2s;
}
.sec-link:hover { color: var(--accent); }

/* ---------- Plates (project cards with live figures) ---------- */

.plate-fig {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--rule);
  background-color: var(--paper-2);
  background-image:
    linear-gradient(var(--rule-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule-2) 1px, transparent 1px);
  background-size: 24px 24px;
  background-position: -1px -1px;
  overflow: hidden;
  transition: border-color 0.3s;
}
.plate-fig canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
/* crop marks */
.plate-fig::before, .plate-fig::after {
  content: "";
  position: absolute;
  z-index: 1;
  width: 14px;
  height: 14px;
  border: 0 solid var(--ink);
  pointer-events: none;
}
.plate-fig::before { top: 8px; left: 8px; border-width: 1.5px 0 0 1.5px; }
.plate-fig::after { bottom: 8px; right: 8px; border-width: 0 1.5px 1.5px 0; }
.plate-fig-label {
  position: absolute;
  z-index: 1;
  top: 10px;
  right: 12px;
  font: 500 0.66rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.plate { display: grid; gap: 1.5rem; color: inherit; }
.plate:hover .plate-fig, .plate:focus-visible .plate-fig { border-color: var(--ink); }
.plate-body { display: flex; flex-direction: column; align-items: flex-start; gap: 0.9rem; }
.plate-num { font: 500 0.74rem/1 var(--mono); letter-spacing: 0.08em; color: var(--accent); }
.plate-title {
  font: 400 clamp(1.55rem, 2.6vw, 2.3rem) / 1.08 var(--serif);
  letter-spacing: -0.018em;
  text-wrap: balance;
}
.plate-title span {
  background: linear-gradient(var(--hl-soft), var(--hl-soft)) no-repeat 0 82% / 0% 0.34em;
  transition: background-size 0.5s var(--ease);
}
.plate:hover .plate-title span, .plate:focus-visible .plate-title span { background-size: 100% 0.34em; }
.plate-excerpt { max-width: 34em; color: var(--ink-2); }
.plate-more {
  margin-top: 0.25rem;
  font: 500 0.74rem/1 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.plate-more span { display: inline-block; transition: translate 0.25s var(--ease); }
.plate:hover .plate-more { color: var(--accent); }
.plate:hover .plate-more span { translate: 4px 0; }

.plates--feature { display: grid; gap: clamp(3.5rem, 8vw, 6.5rem); }
.plates--grid {
  display: grid;
  gap: clamp(3rem, 5vw, 4.5rem) clamp(1.5rem, 3.5vw, 3rem);
}

@media (min-width: 820px) {
  .plates--feature .plate {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: center;
  }
  .plates--feature .plate:nth-child(even) { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .plates--feature .plate:nth-child(even) .plate-fig { order: 2; }
  .plates--feature .plate-title { font-size: clamp(2rem, 3.4vw, 3rem); }
  .plates--grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- About ---------- */

.about { display: grid; gap: clamp(2rem, 5vw, 5rem); }
.about-summary {
  font: 380 clamp(1.35rem, 2.3vw, 1.95rem) / 1.32 var(--serif);
  letter-spacing: -0.012em;
  text-wrap: pretty;
}
.ledger-row {
  display: grid;
  grid-template-columns: 9.5rem 1fr;
  gap: 1rem;
  padding-block: 0.95rem;
  border-top: 1px solid var(--rule);
}
.ledger-row:last-child { border-bottom: 1px solid var(--rule); }
.ledger dt { font: 400 0.74rem/1.7 var(--mono); color: var(--ink-2); }
.ledger dd strong { display: block; font-weight: 600; }
.ledger dd span { color: var(--ink-2); }
@media (min-width: 900px) { .about { grid-template-columns: 7fr 5fr; align-items: start; } }
@media (max-width: 480px) { .ledger-row { grid-template-columns: 1fr; gap: 0.1rem; } }

/* ---------- Page heads (index pages) ---------- */

.page-head { padding-block: clamp(3rem, 9vw, 6.5rem) clamp(2.5rem, 5vw, 4rem); }
.page-title {
  margin-top: 1rem;
  font: 380 clamp(3rem, 9vw, 7rem) / 0.96 var(--serif);
  letter-spacing: -0.03em;
}
.page-lede {
  max-width: 36em;
  margin-top: 1.5rem;
  font-size: clamp(1.02rem, 1.3vw, 1.2rem);
  color: var(--ink-2);
}
.page-head .btn { margin-top: 2rem; }

.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-top: 2.25rem; }
.filters[hidden] { display: none; }
.filters .eyebrow { margin-right: 0.5rem; }
.chip {
  padding: 0.45em 0.8em;
  border: 1px solid var(--rule);
  border-radius: 2px;
  font: 400 0.74rem/1.3 var(--mono);
  color: var(--ink-2);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.chip sup { margin-left: 0.35em; font-size: 0.62rem; color: var(--ink-3); }
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.chip[aria-pressed="true"] sup { color: inherit; }
.plate[hidden] { display: none; }

.empty {
  padding-block: 3rem;
  border-block: 1px solid var(--rule);
  font: italic 400 1.4rem/1.3 var(--serif);
  color: var(--ink-2);
}
.empty[hidden] { display: none; }

/* ---------- Index list (essays) ---------- */

.index { border-top: 1px solid var(--ink); }
.index-row {
  display: grid;
  grid-template-columns: 7rem 1fr auto;
  gap: 1.5rem;
  align-items: baseline;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--rule);
  transition: padding 0.3s var(--ease);
}
.index-row:hover { padding-inline: 0.75rem; }
.index-row time, .index-meta { font: 400 0.74rem/1.6 var(--mono); color: var(--ink-2); white-space: nowrap; }
.index-title { display: block; font: 400 clamp(1.4rem, 2.4vw, 2rem) / 1.12 var(--serif); letter-spacing: -0.015em; }
.index-excerpt { display: block; max-width: 44em; margin-top: 0.4rem; color: var(--ink-2); }
.index-row:hover .index-meta { color: var(--accent); }
@media (max-width: 640px) {
  .index-row { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ---------- Documents (project / essay pages) ---------- */

.doc-head { padding-block: clamp(2.5rem, 7vw, 5rem) clamp(2rem, 4vw, 3rem); }
.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  font: 500 0.74rem/1 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.crumbs a { color: var(--ink); transition: color 0.2s; }
.crumbs a:hover { color: var(--accent); }
.doc-title {
  max-width: 15em;
  margin-top: 1.5rem;
  font: 380 clamp(2.4rem, 6.4vw, 5.25rem) / 1 var(--serif);
  letter-spacing: -0.028em;
  text-wrap: balance;
}
.doc-abstract {
  max-width: 38em;
  margin-top: 1.5rem;
  font: italic 400 clamp(1.15rem, 1.8vw, 1.45rem) / 1.4 var(--serif);
  color: var(--ink-2);
}
.doc-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  margin-top: 2.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}
.doc-links { display: flex; flex-wrap: wrap; gap: 0.6rem; }

.doc-fig .plate-fig { aspect-ratio: 16 / 7; }
.doc-fig .fig-caption { margin-top: 0.75rem; }
@media (max-width: 700px) { .doc-fig .plate-fig { aspect-ratio: 4 / 3; } }

.doc-body {
  display: grid;
  gap: 3rem;
  padding-block: clamp(2.5rem, 6vw, 5rem);
}
.doc-body .prose { min-width: 0; }
.toc { display: none; }
@media (min-width: 1020px) {
  .doc-body { grid-template-columns: 14rem minmax(0, 44rem); justify-content: space-between; }
  .doc-body--single { grid-template-columns: minmax(0, 44rem); justify-content: center; }
  .toc:not([hidden]) {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
    max-height: calc(100vh - var(--header-h) - 4rem);
    overflow: auto;
  }
  .doc-body:has(.toc[hidden]) { grid-template-columns: minmax(0, 44rem); justify-content: center; }
}
.toc ol { margin-top: 1rem; border-left: 1px solid var(--rule); }
.toc a {
  display: block;
  margin-left: -1px;
  padding: 0.35rem 0 0.35rem 1rem;
  border-left: 1px solid transparent;
  font-size: 0.86rem;
  line-height: 1.35;
  color: var(--ink-2);
  transition: color 0.2s, border-color 0.2s;
}
.toc a:hover { color: var(--ink); }
.toc a.is-active { color: var(--ink); border-color: var(--accent); }

.doc-next { padding-bottom: 1rem; }
.doc-next a {
  display: block;
  padding-block: 2rem;
  border-block: 1px solid var(--ink);
}
.doc-next-title {
  display: block;
  margin-top: 0.75rem;
  font: 400 clamp(1.8rem, 4.4vw, 3.5rem) / 1.05 var(--serif);
  letter-spacing: -0.022em;
  transition: color 0.2s;
}
.doc-next-title span { display: inline-block; transition: translate 0.3s var(--ease); }
.doc-next a:hover .doc-next-title { color: var(--accent); }
.doc-next a:hover .doc-next-title span { translate: 8px 0; }

/* ---------- Prose (rendered Markdown) ---------- */

.prose { font-size: 1.06rem; line-height: 1.72; }
.prose > * + * { margin-top: 1.25em; }
.prose > :first-child { margin-top: 0; }
.prose h1 {
  font: italic 400 clamp(1.7rem, 3vw, 2.3rem) / 1.15 var(--serif);
  letter-spacing: -0.015em;
  color: var(--ink);
}
.prose h2 {
  margin-top: 2.6em;
  padding-top: 0.9em;
  border-top: 1px solid var(--rule);
  font: 500 clamp(1.5rem, 2.4vw, 1.85rem) / 1.15 var(--serif);
  letter-spacing: -0.015em;
}
.prose h3 {
  margin-top: 2em;
  font: 500 0.8rem/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.prose h3 + * { margin-top: 0.6em; }
.prose h4 { margin-top: 1.8em; font: 600 1rem/1.4 var(--sans); }
.prose a {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.2em;
  transition: background 0.2s;
}
.prose a:hover { background: var(--hl-soft); }
.prose strong { font-weight: 600; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose ul { list-style: none; }
.prose ul > li { position: relative; }
.prose ul > li::before {
  content: "–";
  position: absolute;
  left: -1.15em;
  color: var(--accent);
}
.prose ol { list-style: decimal; }
.prose ol > li::marker { font: 500 0.8em var(--mono); color: var(--accent); }
.prose li + li { margin-top: 0.5em; }
.prose li > ul, .prose li > ol { margin-top: 0.5em; }
.prose li > p + p, .prose li > p + ul { margin-top: 0.6em; }
.prose blockquote {
  margin-inline: 0;
  padding: 0.2em 0 0.2em 1.25em;
  border-left: 3px solid var(--hl);
  font: 400 1.3rem/1.45 var(--serif);
}
.prose blockquote > * + * { margin-top: 0.8em; }
.prose hr {
  height: 0;
  margin-block: 2.75em;
  border: 0;
  border-top: 1px solid var(--rule);
}
.prose hr + h2 { margin-top: 0; padding-top: 0; border-top: 0; }
.prose code {
  padding: 0.12em 0.36em;
  border-radius: 2px;
  background: var(--paper-2);
  font: 400 0.88em var(--mono);
}
.prose pre {
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  overflow-x: auto;
  font: 400 0.86rem/1.6 var(--mono);
}
.prose pre code { padding: 0; background: none; font-size: inherit; }
.prose img, .prose video { height: auto; border: 1px solid var(--rule); }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.94rem; }
.prose th, .prose td { padding: 0.6em 0.75em; border-bottom: 1px solid var(--rule); text-align: left; }
.prose th { font: 500 0.74rem var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2); }
.prose .katex-display { overflow-x: auto; overflow-y: hidden; padding-block: 0.4em; }
.prose-note {
  margin-top: 3em;
  padding-top: 1.25em;
  border-top: 1px solid var(--rule);
  font: 400 0.8rem var(--mono);
  color: var(--ink-2);
}

/* ---------- CV ---------- */

.cv-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.75rem;
  margin-top: 2rem;
  font: 400 0.8rem/1.6 var(--mono);
  color: var(--ink-2);
}
.cv-contact a { color: var(--ink); border-bottom: 1px solid var(--rule); transition: border-color 0.2s, color 0.2s; }
.cv-contact a:hover { color: var(--accent); border-color: var(--accent); }

.cv-sec {
  display: grid;
  gap: 1rem 3rem;
  padding-block: clamp(1.75rem, 4vw, 3rem);
  border-top: 1px solid var(--ink);
}
.cv-label {
  font: 500 0.76rem/1.5 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
}
.cv-summary {
  font: 380 clamp(1.3rem, 2.2vw, 1.8rem) / 1.34 var(--serif);
  letter-spacing: -0.01em;
  text-wrap: pretty;
}
.cv-entry {
  display: grid;
  gap: 0.4rem 2rem;
  padding-block: 1.4rem;
  border-top: 1px solid var(--rule);
}
.cv-entry:first-child { padding-top: 0; border-top: 0; }
.cv-entry:last-child { padding-bottom: 0; }
.cv-when { font: 400 0.76rem/1.7 var(--mono); color: var(--ink-2); }
.cv-when span { display: block; color: var(--ink-3); }
.cv-when a { border-bottom: 1px solid var(--rule); }
.cv-when a:hover { color: var(--accent); border-color: var(--accent); }
.cv-role { font: 500 clamp(1.3rem, 2vw, 1.6rem) / 1.2 var(--serif); letter-spacing: -0.012em; }
.cv-org { margin-top: 0.15rem; color: var(--ink-2); }
.cv-detail { margin-top: 0.5rem; max-width: 46em; }
.cv-entry .tech { margin-top: 0.8rem; }
.cv-entry > .tech { margin-top: 0; }
.cv-points { margin-top: 0.8rem; max-width: 46em; }
.cv-points li { position: relative; padding-left: 1.3em; }
.cv-points li + li { margin-top: 0.45em; }
.cv-points li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--accent);
}
@media (min-width: 900px) {
  .cv-sec { grid-template-columns: 11rem minmax(0, 1fr); }
  .cv-label { position: sticky; top: calc(var(--header-h) + 1.5rem); align-self: start; }
  .cv-entry { grid-template-columns: 11rem minmax(0, 1fr); }
}

/* ---------- Footer ---------- */

.site-footer { margin-top: clamp(5rem, 12vw, 10rem); border-top: 1px solid var(--ink); }
.contact { padding-block: clamp(3rem, 8vw, 6rem); }
.contact-heading {
  max-width: 12em;
  margin-top: 1.25rem;
  font: 380 clamp(2.4rem, 7vw, 5.5rem) / 1 var(--serif);
  letter-spacing: -0.028em;
  text-wrap: balance;
}
.contact-email {
  display: inline-block;
  margin-top: 2rem;
  padding-bottom: 0.2rem;
  border-bottom: 1.5px solid var(--accent);
  font: 400 clamp(0.95rem, 2vw, 1.25rem) / 1.4 var(--mono);
  transition: color 0.2s;
}
.contact-email:hover { color: var(--accent); }

.footer-grid {
  display: grid;
  gap: 1.25rem 2rem;
  padding-block: 1.5rem 2rem;
  border-top: 1px solid var(--rule);
  font: 400 0.74rem/1.7 var(--mono);
  color: var(--ink-2);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1.75rem; }
.footer-links a { color: var(--ink); letter-spacing: 0.06em; text-transform: uppercase; transition: color 0.2s; }
.footer-links a:hover { color: var(--accent); }
.footer-keys { display: none; }
.footer-keys kbd { margin-inline: 0.1em; }
.footer-keys span { margin-inline: 0.4em; color: var(--ink-3); }
.footer-meta { color: var(--ink-2); }
@media (min-width: 900px) {
  .footer-grid { grid-template-columns: 1fr auto; align-items: center; }
  .footer-meta { grid-column: 1 / -1; }
}
@media (hover: hover) and (pointer: fine) and (min-width: 900px) { .footer-keys { display: block; } }

/* ---------- Command palette ---------- */

.palette {
  width: min(100% - 2rem, 38rem);
  max-height: none;
  margin: 12vh auto auto;
  padding: 0;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  box-shadow: 10px 10px 0 color-mix(in srgb, var(--ink) 14%, transparent);
}
.palette::backdrop { background: color-mix(in srgb, var(--paper) 70%, transparent); backdrop-filter: blur(5px); }
.palette[open] { animation: rise 0.25s var(--ease); }
.palette-input {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--rule);
}
.palette-input > span { font: 500 1.1rem var(--mono); color: var(--accent); }
.palette-input input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: none;
  color: inherit;
  font: 400 1.25rem/1.4 var(--serif);
}
.palette-input input::placeholder { color: var(--ink-3); font-style: italic; }
.palette-list { max-height: min(50vh, 24rem); overflow-y: auto; padding: 0.4rem; }
.palette-item {
  display: grid;
  grid-template-columns: 4.5rem 1fr auto;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.6rem 0.7rem;
  cursor: pointer;
}
.palette-item[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.palette-kind { font: 500 0.64rem/1.6 var(--mono); letter-spacing: 0.09em; text-transform: uppercase; color: var(--accent); }
.palette-text { min-width: 0; }
.palette-title { display: block; font-weight: 500; }
.palette-desc {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 0.82rem;
  opacity: 0.65;
}
.palette-go { font: 400 0.8rem var(--mono); opacity: 0.6; }
.palette-none { padding: 1.5rem 0.75rem; font: italic 400 1.1rem var(--serif); color: var(--ink-2); }
.palette-hint {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--rule);
  font: 400 0.7rem/1.6 var(--mono);
  color: var(--ink-2);
}
.palette-hint span { color: var(--ink-3); }

/* ---------- Motion ---------- */

.js [data-reveal] {
  opacity: 0;
  translate: 0 20px;
  transition: opacity 0.8s var(--ease), translate 0.8s var(--ease);
}
.js [data-reveal].is-in { opacity: 1; translate: 0 0; }

@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 0.28s; }
::view-transition-group(*) { animation-duration: 0.5s; animation-timing-function: var(--ease); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    transition-duration: 0.01ms !important;
  }
  .js [data-reveal] { opacity: 1; translate: 0 0; }
  @view-transition { navigation: none; }
}

/* ---------- Print (the CV prints as a clean résumé) ---------- */

@media print {
  :root { --paper: #fff; --paper-2: #fff; --ink: #000; --ink-2: #333; --ink-3: #555; --accent: #000; }
  body::before, .site-header, .site-footer, .palette, .skip-link, canvas, .filters { display: none !important; }
  .js [data-reveal] { opacity: 1; translate: 0 0; }
  .page-head { padding-block: 0 1.5rem; }
  .page-title { font-size: 2.6rem; }
  .cv-sec { padding-block: 1rem; }
  .cv-entry { break-inside: avoid; }
  a { text-decoration: none; }
}