/* Layout: one left-aligned page, max 74rem. The hero splits name | object.
   Every other section is a band: heading on the left, content on the right.
   Publications split into two parallel columns, English | Español. */
:root {
  --paper: #ECEEEA;   /* cool stone */
  --ink: #1A1D1B;
  --muted: #59605B;
  --rule: #C8CDC6;
  --accent: #2337C6;  /* cobalt, for links and focus */
  --accent-ink: #FFFFFF;
  --band: #E1E4DE;   /* Intercambios section header */

  --font-display: "Young Serif", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Atkinson Hyperlegible", "Segoe UI", Roboto, system-ui, sans-serif;

  --s-1: 0.875rem;
  --s0: 1.0625rem;
  --s1: 1.25rem;
  --s2: 1.625rem;
  --s3: 2.125rem;
  --s4: clamp(2.6rem, 1.3rem + 5vw, 5.25rem);

  --page: 74rem;
  --measure: 64ch;
  --head-col: 12.5rem;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #131614;
    --ink: #E6E9E4;
    --muted: #9BA39D;
    --rule: #2D322E;
    --accent: #93A0FF;
    --accent-ink: #0E1330;
    --band: #1B1F1C;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #131614;
  --ink: #E6E9E4;
  --muted: #9BA39D;
  --rule: #2D322E;
  --accent: #93A0FF;
  --accent-ink: #0E1330;
  --band: #1B1F1C;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--s0);
  line-height: 1.6;
}
h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  text-wrap: balance;
}
p, ul, ol, dl, figure { margin: 0; }
img, video { max-width: 100%; }
a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}
a:hover { text-decoration-thickness: 2px; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
cite { font-style: italic; }

.wrap {
  max-width: var(--page);
  margin-inline: auto;
  padding-left: max(clamp(16px, 4vw, 48px), env(safe-area-inset-left, 0px));
  padding-right: max(clamp(16px, 4vw, 48px), env(safe-area-inset-right, 0px));
}

.skip {
  position: absolute;
  left: -9999px;
  top: 12px;
  background: var(--paper);
  color: var(--ink);
  padding: 0.5rem 1rem;
  z-index: 10;
}
.skip:focus { left: 16px; }

/* Header */
.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-block: 22px;
}
.site-name {
  font-family: var(--font-display);
  font-size: var(--s1);
  color: var(--ink);
  text-decoration: none;
}
.page-home .site-name { visibility: hidden; }
.site-nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  gap: 1.5rem;
}
.site-nav a {
  color: var(--ink);
  text-decoration: none;
  padding-block: 4px;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--accent); }
.site-nav a[aria-current] { border-bottom-color: var(--accent); }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  align-items: center;
  gap: 1rem 2rem;
  padding-block: 8px clamp(32px, 5vw, 64px);
}
.hero.no-object { grid-template-columns: minmax(0, 1fr); }
.hero-text { min-width: 0; }
.name {
  font-size: var(--s4);
  line-height: 1.02;
  letter-spacing: -0.012em;
}
.tagline {
  margin-top: 1.5rem;
  max-width: 30ch;
  font-size: var(--s1);
  line-height: 1.45;
  color: var(--muted);
}
.specimen {
  display: grid;
  justify-items: center;
  gap: 0.25rem;
  min-width: 0;
}
model-viewer {
  display: block;
  width: 100%;
  height: clamp(380px, 66vh, 640px);
  background: transparent;
  --poster-color: transparent;
  --progress-bar-color: var(--accent);
  --progress-bar-height: 2px;
}
.specimen figcaption {
  max-width: 32ch;
  text-align: center;
  font-size: var(--s-1);
  color: var(--muted);
}
.fono-title {
  font-family: var(--font-display);
  color: var(--ink);
}
.fono-play {
  display: block;
  margin: 0.5rem auto 0;
  font: inherit;
  color: var(--accent);
  background: none;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  cursor: pointer;
}

/* Bands */
.band {
  display: grid;
  grid-template-columns: var(--head-col) minmax(0, 1fr);
  gap: 1.25rem 3rem;
  padding-block: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--rule);
}
.band-head h2 { font-size: var(--s2); }
.band-body { min-width: 0; }

.prose { max-width: var(--measure); }
.prose > * + * { margin-top: 1em; }
.prose h2, .prose h3 { margin-top: 1.6em; font-size: var(--s1); }
.prose ul, .prose ol { padding-left: 1.2em; }
.about-text { font-size: var(--s1); line-height: 1.55; }

/* Language switch (About section and the Intercambios section) */
html[data-lang="en"] [data-lang-show="es"],
html[data-lang="es"] [data-lang-show="en"] { display: none; }
.lang-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}
.lang-switch button {
  font: inherit;
  font-size: var(--s-1);
  color: var(--muted);
  background: none;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  cursor: pointer;
}
.lang-switch button:hover { color: var(--ink); }
.lang-switch button[aria-pressed="true"] {
  color: var(--ink);
  border-color: var(--ink);
}

/* Publications */
.pub-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem 3rem;
}
.pub-columns.is-single { grid-template-columns: minmax(0, 1fr); }
.pub-column h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--s0);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--ink);
}
.pub-list { list-style: none; padding: 0; }
.pub {
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr);
  gap: 0.75rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--rule);
}
.band-body > .pub-list > .pub:first-child { padding-top: 0; }
.pub-year {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.pub-body { min-width: 0; }
.pub-title {
  font-weight: 700;
  line-height: 1.35;
}
.pub-title a {
  color: var(--ink);
  text-decoration-color: var(--accent);
}
.pub-title a:hover { color: var(--accent); }
.pub-authors, .pub-venue {
  margin-top: 0.3rem;
  font-size: var(--s-1);
  color: var(--muted);
}
.pub-authors strong { color: var(--ink); }

/* Draft notes (only with python build.py --drafts) */
.todo-note {
  margin-top: 0.4rem;
  font-size: var(--s-1);
  color: var(--accent);
}
.todo-note::before { content: "To do: "; font-weight: 700; }
.is-placeholder {
  outline: 1px dashed var(--accent);
  outline-offset: -1px;
  padding-inline: 0.75rem;
}

/* Page titles */
.page-title {
  font-size: clamp(2.4rem, 1.6rem + 3.4vw, 4rem);
  line-height: 1.04;
  padding-block: 8px clamp(24px, 4vw, 48px);
}

/* Projects list */
.project-list {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--ink);
}
.project-row a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 0.5rem 2rem;
  padding-block: 1.6rem;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  text-decoration: none;
}
.project-row.has-cover a {
  grid-template-columns: clamp(120px, 22vw, 240px) minmax(0, 1fr) auto;
  align-items: start;
}
.project-row img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.project-main { min-width: 0; }
.project-title {
  display: block;
  font-family: var(--font-display);
  font-size: var(--s3);
  line-height: 1.1;
  text-wrap: balance;
}
.project-row a:hover .project-title { color: var(--accent); }
.project-summary {
  display: block;
  margin-top: 0.5rem;
  max-width: var(--measure);
  color: var(--muted);
}
.project-years {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* Project page */
.back { font-size: var(--s-1); padding-top: 8px; }
.back a { color: var(--muted); }
.project-head {
  max-width: 54rem;
  padding-block: 1rem clamp(28px, 4vw, 48px);
}
.project-head h1 {
  font-size: clamp(2.4rem, 1.6rem + 3.4vw, 4.25rem);
  line-height: 1.04;
}
.project-head .project-years { display: block; margin-top: 0.75rem; }
.lede {
  margin-top: 1.25rem;
  max-width: 46ch;
  font-size: var(--s1);
  line-height: 1.45;
}
.video { margin-bottom: clamp(28px, 4vw, 48px); }
.video.is-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  max-width: 100%;
  background: var(--ink);
}
.video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video video { display: block; width: 100%; height: auto; }
.project-grid {
  display: grid;
  grid-template-columns: var(--head-col) minmax(0, 1fr);
  gap: 1.5rem 3rem;
  padding-block: clamp(28px, 4vw, 48px);
  border-top: 1px solid var(--rule);
}
.details {
  display: grid;
  gap: 1rem;
  align-content: start;
  font-size: var(--s-1);
}
.details dt { color: var(--muted); }
.details dd { margin: 0; }
.project-text { min-width: 0; }
.link-list { list-style: none; padding: 0 !important; margin-top: 1.25rem; }
.link-list li + li { margin-top: 0.35rem; }
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: 2rem 1.5rem;
  padding-block: 0 clamp(28px, 4vw, 48px);
}
.gallery img { display: block; width: 100%; height: auto; }
.gallery figcaption {
  margin-top: 0.5rem;
  font-size: var(--s-1);
  color: var(--muted);
}
.pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}
.pager a {
  display: grid;
  gap: 0.15rem;
  color: var(--ink);
  text-decoration: none;
  min-width: 0;
}
.pager a:hover span { color: var(--accent); }
.pager small { color: var(--muted); font-size: var(--s-1); }
.pager span { font-family: var(--font-display); font-size: var(--s1); line-height: 1.2; }
.pager-next { text-align: right; }

/* CV */
.cv-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0 2rem;
}
.cv-head .todo-note { margin-bottom: 1.5rem; }
.button {
  display: inline-block;
  margin-bottom: clamp(24px, 4vw, 48px);
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  text-decoration: none;
}
.cv-list { list-style: none; padding: 0; }
.cv-item {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: 0.25rem 1.5rem;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--rule);
}
.cv-item:first-child { padding-top: 0; }
.cv-when {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.cv-body { min-width: 0; }
.cv-what { font-weight: 700; line-height: 1.4; }
.cv-note { margin-top: 0.2rem; font-size: var(--s-1); color: var(--muted); }

/* Footer */
.site-footer {
  margin-top: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--rule);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-block: 28px 44px;
  font-size: var(--s-1);
  color: var(--muted);
}
.footer-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

/* Narrow screens */
@media (max-width: 1000px) {
  .pub-columns { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  model-viewer { height: clamp(320px, 52vh, 440px); }
  .band, .project-grid { grid-template-columns: minmax(0, 1fr); }
  .project-row a,
  .project-row.has-cover a { grid-template-columns: minmax(0, 1fr); }
  .project-years { white-space: normal; }
  .cv-item { grid-template-columns: minmax(0, 1fr); }
  .project-title { font-size: var(--s2); }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

/* Year columns use the display face so dates read as a column of their own. */
.pub-year, .cv-when { font-family: var(--font-display); }

/* The CV is long: tighter bands, and publications aligned with the other CV entries. */
.cv-section { padding-block: clamp(28px, 4vw, 52px); }
.cv-section .pub {
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: 0.25rem 1.5rem;
  padding-block: 0.9rem;
}
.cv-section .pub:first-child { padding-top: 0; }
@media (max-width: 760px) {
  .cv-section .pub { grid-template-columns: minmax(0, 1fr); }
}

/* ---------------------------------------------------------------
   Intercambios Transorgánicos section
   --------------------------------------------------------------- */
.it-band {
  background: var(--band);
  border-block: 1px solid var(--rule);
}
.it-band-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 2rem;
  padding-block: 14px;
}
.it-name {
  font-family: var(--font-display);
  font-size: var(--s1);
  color: var(--ink);
  text-decoration: none;
  margin-right: auto;
}
.it-nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}
.it-nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: var(--s-1);
  padding-block: 4px;
  border-bottom: 2px solid transparent;
}
.it-nav a:hover { color: var(--accent); }
.it-nav a[aria-current] { border-bottom-color: var(--accent); }
.it-band .lang-switch { margin-top: 0; }

.it-hero { padding-block: clamp(24px, 4vw, 48px) clamp(24px, 4vw, 40px); }
.it-hero .page-title { padding-block: 0 1.25rem; }
.it-lede {
  max-width: 40ch;
  font-size: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  line-height: 1.4;
}
.it-quote {
  margin: 2rem 0 0;
  padding-left: 1.25rem;
  border-left: 2px solid var(--accent);
  max-width: var(--measure);
}
.it-quote p { font-family: var(--font-display); font-size: var(--s1); line-height: 1.4; }
.it-quote footer { margin-top: 0.5rem; font-size: var(--s-1); color: var(--muted); }
.it-note { font-size: var(--s-1); color: var(--muted); max-width: var(--measure); margin-bottom: 1.5rem; }

.it-cards {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  gap: 2.25rem 1.5rem;
}
.it-card a {
  display: grid;
  gap: 0.35rem;
  color: var(--ink);
  text-decoration: none;
}
.it-card img, .it-card-blank {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--band);
  margin-bottom: 0.4rem;
}
.it-card-title { font-family: var(--font-display); font-size: var(--s2); line-height: 1.15; }
.it-card a:hover .it-card-title { color: var(--accent); }
.it-card-years { font-size: var(--s-1); color: var(--muted); font-variant-numeric: tabular-nums; }
.it-card-summary { font-size: var(--s-1); color: var(--muted); line-height: 1.5; }

.it-questions {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.9rem;
  max-width: var(--measure);
}
.it-questions li {
  font-family: var(--font-display);
  font-size: var(--s1);
  line-height: 1.35;
}

.it-recent { list-style: none; padding: 0; display: grid; gap: 0.6rem; }
.it-recent li { display: grid; grid-template-columns: 10.5rem minmax(0, 1fr); gap: 0.25rem 1.25rem; }
.it-recent-when { color: var(--muted); font-size: var(--s-1); padding-top: 0.15rem; }
.more { margin-top: 1.25rem; }

.it-team { display: grid; gap: 2rem; }
.it-team-group h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--s0);
  padding-bottom: 0.5rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--ink);
}
.it-team-group ul {
  list-style: none;
  padding: 0;
  columns: 2 18rem;
  column-gap: 2.5rem;
}
.it-team-group li { break-inside: avoid; padding-block: 0.3rem; }
.it-person { font-weight: 700; }
.it-role { display: block; font-size: var(--s-1); color: var(--muted); }

/* Activities */
.act-year { padding-block: clamp(28px, 4vw, 52px); }
.act-year .band-head h2 { font-size: var(--s3); font-variant-numeric: tabular-nums; }
.act-list { list-style: none; padding: 0; display: grid; gap: 2.5rem; }
.act { scroll-margin-top: 1rem; }
.act-when { font-size: var(--s-1); color: var(--muted); display: flex; flex-wrap: wrap; gap: 0 1rem; }
.act-title { font-family: var(--font-display); font-size: var(--s2); line-height: 1.15; margin-top: 0.25rem; }
.act-text { margin-top: 0.6rem; }
.act-links { list-style: none; padding: 0; margin-top: 0.75rem; display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; }
.act-images {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 180px), 1fr));
  gap: 0.75rem;
  max-width: 48rem;
}
.act-images img { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; }
.act-images figcaption { font-size: var(--s-1); color: var(--muted); margin-top: 0.3rem; }

/* Publications and texts */
.it-pubs { max-width: 52rem; }
.it-pubs .pub { grid-template-columns: 4rem minmax(0, 1fr); }
.pub-gloss { margin-top: 0.2rem; font-style: italic; color: var(--muted); }
.pub-links { margin-top: 0.4rem; display: flex; flex-wrap: wrap; gap: 0.4rem 1.25rem; font-size: var(--s-1); }
.text-body { max-width: 68ch; }
.text-body img { display: block; max-width: min(100%, 520px); height: auto; margin-block: 0.5rem; }
.text-body blockquote { margin: 1.5em 0; padding-left: 1.25rem; border-left: 2px solid var(--rule); color: var(--muted); }
.related { padding-block: 1.5rem; border-top: 1px solid var(--rule); }
.related h2 { font-size: var(--s1); margin-bottom: 0.9rem; }
.gallery a, .act-images a { display: block; }

@media (max-width: 760px) {
  .it-name { margin-right: 0; flex-basis: 100%; }
  .it-recent li { grid-template-columns: minmax(0, 1fr); }
}