/* ==========================================================================
   Site styles (earthy forest palette)
   ========================================================================== */

:root {
  --bg:         #F7F5EF;  /* linen */
  --surface:    #EFEBE1;  /* oat */
  --ink:        #2A2B26;  /* warm near-black */
  --ink-2:      #56584E;  /* secondary text */
  --ink-3:      #858578;  /* captions, dates */
  --rule:       #DDD7C8;  /* hairlines */
  --green:      #4A6750;  /* muted forest — links, accents */
  --green-deep: #34503A;  /* hover */
  --sage:       #E2E8DA;  /* tag background */
  --sage-ink:   #3D5642;  /* tag text */
  --clay:       #A8714F;  /* tiny warm accent */

  --serif: "Source Serif 4", Georgia, serif;
  --sans:  "Source Sans 3", -apple-system, "Segoe UI", sans-serif;
  --wrap:  1000px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17.5px/1.65 var(--sans);
}
a { color: var(--green); text-decoration: none; }
a:hover { color: var(--green-deep); text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---- Header ---- */
header.site { border-bottom: 1px solid var(--rule); }
header.site .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding-top: 22px; padding-bottom: 22px;
}
.brand {
  font: 600 1.2rem/1 var(--serif);
  color: var(--ink);
  letter-spacing: .005em;
}
.brand:hover { color: var(--ink); text-decoration: none; }
nav.main { display: flex; gap: 28px; flex-wrap: wrap; }
nav.main a { color: var(--ink-2); font-weight: 500; font-size: .98rem; }
nav.main a:hover, nav.main a.active { color: var(--green-deep); text-decoration: none; }
nav.main a.active { box-shadow: inset 0 -2px 0 var(--green); padding-bottom: 2px; }

/* ---- Home: cover photo ---- */
.cover {
  height: 340px;
  margin-top: 28px;
  border-radius: 8px;
  background: #6f7f95 url("/images/photos/MountainFebruary.jpeg") center 92% / cover no-repeat;
}

/* ---- Home: portrait + links on the left, intro on the right ---- */
.hero {
  display: grid;
  grid-template-columns: 200px 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas: "photo main" "links main";
  column-gap: 56px;
  padding: 0 32px 40px;
}
.portrait {
  grid-area: photo;
  position: relative;
  width: 200px; aspect-ratio: 1;
  margin-top: -96px;
  object-fit: cover; object-position: center 30%;
  border-radius: 4px;
  box-shadow: 0 10px 30px rgba(20,24,20,.22), 0 1px 3px rgba(20,24,20,.12);
}
.intro { grid-area: main; padding-top: 30px; }
.hero h1 {
  font: 500 2.6rem/1.1 var(--serif);
  margin: 0 0 8px;
  letter-spacing: -.01em;
}
.role { color: var(--ink-2); font-size: 1.08rem; margin: 0 0 22px; }
.intro p { margin: 0 0 14px; max-width: 60ch; }

.links {
  grid-area: links;
  list-style: none; margin: 22px 0 0; padding: 0;
  font-size: .95rem;
}
.links li { margin: 0; }
.links a, .links span {
  display: flex; align-items: center; gap: 11px;
  padding: 4px 0;
  color: var(--ink-2);
}
.links a:hover { color: var(--green-deep); text-decoration: none; }
.links i { width: 16px; text-align: center; color: var(--green); font-size: .95em; }

/* ---- Inner pages: page heading ---- */
.page-head { padding: 56px 0 28px; }
.page-head h1 {
  font: 500 2.5rem/1.1 var(--serif);
  margin: 0 0 12px;
  letter-spacing: -.01em;
}
.page-head .lede { color: var(--ink-2); font-size: 1.12rem; margin: 0; max-width: 62ch; }

/* ---- Sections ---- */
section { padding: 44px 0 8px; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  flex-wrap: wrap; gap: 4px 16px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 10px; margin-bottom: 8px;
}
h2 { font: 500 1.6rem/1.2 var(--serif); margin: 0; }
.more { font-size: .95rem; font-weight: 500; }

/* ---- Long-form text with a side column ---- */
.with-aside {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px;
  gap: 48px;
  align-items: start;
  padding-bottom: 24px;
}
.prose { max-width: 72ch; }
.toc-layout .prose { max-width: 80ch; }
.prose > :first-child { margin-top: 0; }
.prose p { margin: 0 0 1.1em; }
.prose h2 { margin: 2.2em 0 .6em; scroll-margin-top: 24px; }
.prose ul { padding-left: 1.2em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .55em; }
.prose li::marker { color: var(--green); }
.prose strong { font-weight: 600; }

aside.side { position: sticky; top: 28px; font-size: .95rem; }
.side-label {
  font-size: .74rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 10px;
}
.toc { list-style: none; margin: 0; padding: 0 0 0 14px; border-left: 2px solid var(--rule); }
.toc li { padding: 4px 0; }
.toc a { color: var(--ink-2); }
.toc a:hover { color: var(--green-deep); text-decoration: none; }

.facts {
  background: var(--surface);
  border-radius: 8px;
  padding: 22px 22px 8px;
}
.facts dl { margin: 0; }
.facts dt {
  font-size: .74rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 6px;
}
.facts dd { margin: 0 0 18px; color: var(--ink-2); line-height: 1.5; }
.facts dd span { display: block; margin-bottom: 4px; }

/* ---- Publications (home) ---- */
.pubs { list-style: none; margin: 0; padding: 0; }
.pub {
  display: grid; grid-template-columns: 150px 1fr; gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
}
.pub:last-child { border-bottom: 0; }
.venue {
  align-self: start; justify-self: start;
  background: var(--sage); color: var(--sage-ink);
  font-size: .8rem; font-weight: 600; letter-spacing: .02em;
  padding: 4px 10px; border-radius: 6px;
  margin-top: 3px;
}
.venue.pending { background: var(--surface); color: var(--ink-2); }
.pub h3, .project h3 { font: 600 1.12rem/1.35 var(--serif); margin: 0 0 6px; }
.pub h3 a, .project h3 a { color: var(--ink); }
.pub h3 a:hover, .project h3 a:hover { color: var(--green-deep); }
.pub p, .project p { margin: 0 0 8px; color: var(--ink-2); font-size: .98rem; line-height: 1.55; }
.actions { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: .9rem; font-weight: 600; }
.actions a::before { content: "→ "; color: var(--ink-3); font-weight: 400; }
.actions .soon { color: var(--ink-3); font-weight: 500; }

/* ---- News (home: short list) ---- */
.news { list-style: none; margin: 0; padding: 0; }
.news li {
  display: grid; grid-template-columns: 150px 1fr; gap: 24px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--rule);
}
.news li:last-child { border-bottom: 0; }
.news time { color: var(--ink-3); font-size: .92rem; font-variant-numeric: tabular-nums; padding-top: 1px; }
.news .new {
  display: inline-block; margin-right: 8px;
  font-size: .72rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--clay);
}

/* ---- News page: grouped by year ---- */
.year {
  display: grid; grid-template-columns: 150px 1fr; gap: 24px;
  padding: 26px 0 14px;
  border-top: 1px solid var(--rule);
}
.year:first-of-type { border-top: 0; }
.year h2 { color: var(--green); font-size: 1.5rem; padding-top: 4px; }
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li {
  display: grid; grid-template-columns: 56px 1fr; gap: 16px;
  padding: 9px 0;
}
.timeline time { color: var(--ink-3); font-size: .9rem; padding-top: 2px; }
.timeline a { color: var(--ink); }
.timeline a::after { content: " ↗"; color: var(--green); font-size: .85em; }
.timeline a:hover { color: var(--green-deep); }

/* ---- CV: download button ---- */
.button {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 22px;
  padding: 9px 18px;
  border-radius: 6px;
  background: var(--green); color: #F7F5EF;
  font-weight: 600; font-size: .95rem;
}
.button:hover { background: var(--green-deep); color: #fff; text-decoration: none; }

/* ---- CV: projects ---- */
.projects { list-style: none; margin: 0; padding: 0; }
.project {
  display: grid; grid-template-columns: 220px 1fr; gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--rule);
}
.project:last-child { border-bottom: 0; }
.thumb {
  display: flex; align-items: center; justify-content: center;
  aspect-ratio: 4 / 3;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 6px;
  overflow: hidden;
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb.contain img { object-fit: contain; padding: 12px; }
.thumb.text {
  background: var(--surface); border-color: transparent;
  font: 500 1.25rem/1.2 var(--serif); color: var(--sage-ink); text-align: center; padding: 16px;
}
.meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-bottom: 8px; }
.meta .venue { margin-top: 0; }

/* ---- CV: media ---- */
.media {
  display: grid; grid-template-columns: 300px 1fr; gap: 40px;
  padding-top: 20px;
}
.media figure { margin: 0; }
.media figure img { border-radius: 6px; aspect-ratio: 3 / 2; object-fit: cover; }
.media figcaption { font-size: .85rem; color: var(--ink-3); margin-top: 8px; }
.press { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 36px; align-content: start; font-size: .98rem; }
.press div { padding: 8px 0 14px; }
.press h3 { font: 600 1rem/1.3 var(--sans); margin: 0 0 4px; }
.press a { display: block; padding: 1px 0; }
.press small { display: block; color: var(--ink-3); font-size: .85rem; }

/* ---- Footer ---- */
footer.site {
  margin-top: 64px;
  background: var(--surface);
  border-top: 1px solid var(--rule);
  color: var(--ink-3); font-size: .9rem;
}
footer.site .wrap {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding-top: 28px; padding-bottom: 28px;
}
footer.site nav { display: flex; gap: 18px; flex-wrap: wrap; }
footer.site a { color: var(--ink-2); }

/* ---- Mobile ---- */
@media (max-width: 720px) {
  body { font-size: 16.5px; }
  header.site .wrap { padding-top: 16px; padding-bottom: 14px; }
  nav.main { gap: 20px; width: 100%; }

  .cover { height: 160px; margin-top: 16px; }
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    grid-template-areas: "photo" "main" "links";
    padding: 0 0 24px;
  }
  .portrait { width: 120px; margin: -56px 0 0 16px; }
  .intro { padding-top: 20px; }
  .hero h1 { font-size: 2.1rem; }
  .links { display: flex; flex-wrap: wrap; gap: 2px 20px; margin-top: 10px; }

  .page-head { padding: 36px 0 16px; }
  .page-head h1 { font-size: 2.1rem; }
  .with-aside { grid-template-columns: 1fr; gap: 28px; }
  aside.side { position: static; }
  .toc-wrap { display: none; }

  .pub, .news li, .year { grid-template-columns: 1fr; gap: 6px; }
  .year { gap: 4px; }
  .project { grid-template-columns: 1fr; gap: 16px; }
  .thumb { max-width: 320px; }
  .media { grid-template-columns: 1fr; gap: 24px; }
  .press { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Additions for the live site
   ========================================================================== */

/* Skip link for keyboard users */
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 16px; top: 12px; z-index: 20; background: var(--bg); padding: 8px 12px; }

/* ---- Posts and other single pages ---- */
.page-meta {
  display: flex; flex-wrap: wrap; gap: 4px 18px;
  color: var(--ink-3); font-size: .95rem; margin-top: 10px;
}
.page-meta i { color: var(--green); margin-right: 6px; }
.back-link { display: inline-block; margin: 36px 0 0; font-weight: 500; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 28px; padding: 0; list-style: none; }
.tags li {
  background: var(--sage); color: var(--sage-ink);
  font-size: .8rem; font-weight: 600; padding: 3px 9px; border-radius: 6px;
}
.citation {
  background: var(--surface); border-radius: 8px;
  padding: 14px 18px; font-size: .95rem; color: var(--ink-2);
  margin: 0 0 1.4em;
}

/* Generic content inside long-form pages and posts */
.prose img { height: auto; border-radius: 4px; }
.prose figure { margin: 1.4em 0; }
.prose figcaption { font-size: .85rem; color: var(--ink-3); margin-top: 6px; }
.prose table { border-collapse: collapse; margin: 0 0 1.4em; max-width: 100%; }
.prose th, .prose td { padding: 6px 10px; vertical-align: top; }
.prose blockquote {
  margin: 0 0 1.2em; padding: 2px 0 2px 18px;
  border-left: 3px solid var(--sage); color: var(--ink-2);
}
.prose code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: .88em; background: var(--surface); padding: 1px 5px; border-radius: 4px;
}
.prose pre { background: var(--surface); padding: 14px 16px; border-radius: 8px; overflow-x: auto; }
.prose pre code { background: none; padding: 0; }
.prose hr { border: 0; border-top: 1px solid var(--rule); margin: 2em 0; }
.prose h3 { font: 600 1.2rem/1.3 var(--serif); margin: 1.8em 0 .5em; }

/* ---- News page: list of posts ---- */
.post-list { list-style: none; margin: 0; padding: 0; }
.post-list li {
  display: grid; grid-template-columns: 150px 1fr; gap: 24px;
  padding: 11px 0; border-bottom: 1px dashed var(--rule);
}
.post-list li:last-child { border-bottom: 0; }
.post-list time { color: var(--ink-3); font-size: .92rem; padding-top: 1px; }
.post-list a { color: var(--ink); }
.post-list a:hover { color: var(--green-deep); }

/* ---- Legacy archive pages (publications, talks, teaching, sitemap) ---- */
.archive__item { padding: 16px 0; border-bottom: 1px solid var(--rule); }
.archive__item-title { font: 600 1.1rem/1.35 var(--serif); margin: 0 0 4px; }
.archive__item-title a { color: var(--ink); }
.archive__item-excerpt { margin: 4px 0 0; color: var(--ink-2); font-size: .98rem; }
.archive__item .page__meta { color: var(--ink-3); font-size: .88rem; margin: 2px 0; }
.archive__subtitle { font: 500 1.4rem/1.2 var(--serif); margin: 2em 0 .4em; }
.list__item { list-style: none; }

@media (max-width: 720px) {
  .post-list li { grid-template-columns: 1fr; gap: 2px; }
  .prose table { display: block; overflow-x: auto; }
}

/* Download button directly under a page heading */
.page-head + .button { margin-top: 0; margin-bottom: 8px; }