/* traitecoevo.github.io — single stylesheet, no build step. */

:root {
  --bg: #f6f3ec;
  --surface: #fffdf8;
  --ink: #1b2420;
  --muted: #5d6862;
  --line: #e2ddd1;
  --accent: #a8541b;        /* ochre: links and highlights */
  --accent-soft: #f3e3d3;
  --forest: #16302b;        /* hero and top bar */
  --forest-ink: #f1ece0;
  --forest-muted: #b9c4bb;
  --leaf: #7fb069;
  --stable: #2f6b4f;  --stable-bg: #e1efe6;
  --developing: #8a5a00; --developing-bg: #f7ead0;
  --experimental: #6b3fa0; --experimental-bg: #ece3f6;
  --shadow: 0 1px 2px rgb(27 36 32 / 0.06), 0 8px 24px -12px rgb(27 36 32 / 0.18);
  --radius: 14px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1613;
    --surface: #161f1b;
    --ink: #e8e6df;
    --muted: #9ba69f;
    --line: #26322d;
    --accent: #e7a15f;
    --accent-soft: #3a2a1b;
    --forest: #0b1411;
    --forest-ink: #f1ece0;
    --forest-muted: #9fb0a5;
    --stable: #8fd3ae;  --stable-bg: #1d3328;
    --developing: #f0c674; --developing-bg: #3a2f17;
    --experimental: #c9a8f0; --experimental-bg: #2c2240;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 8px 24px -12px rgb(0 0 0 / 0.5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1613; --surface: #161f1b; --ink: #e8e6df; --muted: #9ba69f; --line: #26322d;
  --accent: #e7a15f; --accent-soft: #3a2a1b; --forest: #0b1411; --forest-ink: #f1ece0; --forest-muted: #9fb0a5;
  --stable: #8fd3ae; --stable-bg: #1d3328; --developing: #f0c674; --developing-bg: #3a2f17;
  --experimental: #c9a8f0; --experimental-bg: #2c2240;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 8px 24px -12px rgb(0 0 0 / 0.5);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; line-height: 1.15; margin: 0; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

/* Quarto listing helpers that would otherwise rely on Bootstrap */
.d-none, .listing-no-matching { display: none !important; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 10; background: var(--surface); padding: 8px 12px; }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--forest) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgb(255 255 255 / 0.06);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.wordmark { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; color: var(--forest-ink); text-decoration: none; }
.wordmark span { color: var(--leaf); }
.topbar nav { display: flex; gap: 4px; }
.topbar nav a { color: var(--forest-muted); text-decoration: none; font-size: 0.9rem; padding: 6px 10px; border-radius: 8px; }
.topbar nav a:hover { color: var(--forest-ink); background: rgb(255 255 255 / 0.07); }
@media (max-width: 560px) { .topbar nav a:nth-child(4), .topbar nav a:nth-child(5) { display: none; } }

/* Hero */
.hero {
  background:
    radial-gradient(1200px 500px at 85% -10%, rgb(127 176 105 / 0.22), transparent 60%),
    radial-gradient(800px 400px at -10% 110%, rgb(231 161 95 / 0.16), transparent 60%),
    var(--forest);
  color: var(--forest-ink);
}
.hero-inner { padding: 72px 16px 56px; }
@media (min-width: 720px) { .hero-inner { padding: 112px 32px 72px; } }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; font-weight: 600; color: var(--leaf); margin: 0 0 16px; }
.hero h1 { font-size: clamp(2.2rem, 5.5vw, 4rem); max-width: 16ch; font-weight: 400; }
.lede { font-size: clamp(1.05rem, 1.8vw, 1.2rem); color: var(--forest-muted); max-width: 62ch; margin: 24px 0 32px; }
.lede a { color: var(--forest-ink); text-decoration-color: var(--leaf); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-block; padding: 11px 18px; border-radius: 999px; font-weight: 500; font-size: 0.95rem;
  text-decoration: none; color: var(--forest-ink); border: 1px solid rgb(241 236 224 / 0.3);
}
.btn:hover { border-color: var(--forest-ink); }
.btn-primary { background: var(--forest-ink); color: var(--forest); border-color: var(--forest-ink); }
.btn-primary:hover { background: #fff; }
.jump { list-style: none; padding: 0; margin: 48px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.jump a {
  display: inline-block; font-size: 0.85rem; padding: 5px 12px; border-radius: 999px; text-decoration: none;
  color: var(--forest-muted); background: rgb(255 255 255 / 0.06); border: 1px solid rgb(255 255 255 / 0.08);
}
.jump a:hover { color: var(--forest-ink); background: rgb(255 255 255 / 0.12); }

/* Sections: families, apps & packages, papers */
.family { padding: 72px 0 24px; --fam: var(--accent); }
.family + .family { border-top: 1px solid var(--line); }
.family-austraits { --fam: #b4602a; }
.family-plant { --fam: #3f7d4e; }
.family-havplot { --fam: #3b6e8f; }
.family-ecoacoustics { --fam: #7a4f8f; }
.family-specieslists { --fam: #2f7a76; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .family-austraits { --fam: #e7a15f; }
  :root:not([data-theme="light"]) .family-plant { --fam: #8fd3ae; }
  :root:not([data-theme="light"]) .family-havplot { --fam: #8cc4e6; }
  :root:not([data-theme="light"]) .family-ecoacoustics { --fam: #cfa8e3; }
  :root:not([data-theme="light"]) .family-specieslists { --fam: #86d1c9; }
}
:root[data-theme="dark"] .family-austraits { --fam: #e7a15f; }
:root[data-theme="dark"] .family-plant { --fam: #8fd3ae; }
:root[data-theme="dark"] .family-havplot { --fam: #8cc4e6; }
:root[data-theme="dark"] .family-ecoacoustics { --fam: #cfa8e3; }
:root[data-theme="dark"] .family-specieslists { --fam: #86d1c9; }
.family-head { margin-bottom: 28px; max-width: 760px; }
.tagline {
  margin: 0 0 10px; font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fam);
  display: flex; align-items: center; gap: 12px;
}
.tagline .num { font-family: var(--mono); font-weight: 400; letter-spacing: 0; padding: 2px 8px; border: 1px solid currentColor; border-radius: 999px; }
.family-head h2 { font-size: clamp(2rem, 4.5vw, 3rem); font-weight: 400; }
.family-blurb { color: var(--muted); font-size: 1.05rem; margin-top: 12px; }
.family-blurb p { margin: 0; }
.family-links p { margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font-weight: 500; }
.family-links a { color: var(--fam); text-decoration: none; }
.family-links a:hover { text-decoration: underline; }
.family .card { border-top: 3px solid var(--fam); }
.family .tile { background: color-mix(in srgb, var(--fam) 14%, transparent); color: var(--fam); }
.private { color: var(--muted); font-weight: 400; font-style: italic; }

.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 12px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.card-top { display: flex; gap: 14px; align-items: center; }
.logo { width: 52px; height: 60px; object-fit: contain; flex: none; }
.tile {
  width: 52px; height: 52px; flex: none; border-radius: 12px; display: grid; place-items: center;
  font-family: var(--serif); font-size: 1.3rem; font-weight: 600; text-transform: lowercase;
  background: var(--accent-soft); color: var(--accent);
}
.card h3 { font-size: 1.2rem; word-break: break-word; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--accent); }
.meta { margin: 4px 0 0; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 0.78rem; }
.kind { color: var(--muted); }
.status { padding: 1px 8px; border-radius: 999px; font-weight: 500; text-transform: capitalize; }
.status-stable { color: var(--stable); background: var(--stable-bg); }
.status-developing { color: var(--developing); background: var(--developing-bg); }
.status-experimental { color: var(--experimental); background: var(--experimental-bg); }
.desc { color: var(--muted); font-size: 0.95rem; flex: 1; }
.desc p { margin: 0; }
.links { margin: 0; display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 0.85rem; font-weight: 500; padding-top: 12px; border-top: 1px dashed var(--line); }
.links a { text-decoration: none; }
.links a:hover { text-decoration: underline; }

/* Compact lists: retired packages, papers */
.archive { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); margin: 24px 0 12px; }
.archive-flat { margin-top: 0; }
.archive-flat .rows li:first-child { border-top: 0; }
.archive-flat .rows li { padding-left: 0; }
.archive summary { cursor: pointer; list-style: none; display: flex; align-items: center; gap: 12px; padding: 16px 20px; }
.archive summary::-webkit-details-marker { display: none; }
.archive summary::before { content: "+"; font-family: var(--mono); color: var(--accent); width: 1ch; }
.archive[open] summary::before { content: "−"; }
.archive summary h3 { font-size: 1.15rem; }
.count { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); margin-left: auto; }
.note { margin: -4px 20px 8px 48px; font-size: 0.9rem; color: var(--muted); }
.rows { list-style: none; margin: 0; padding: 0 20px 12px; }
.rows li {
  display: grid; grid-template-columns: 1fr; gap: 2px 20px; padding: 12px 0 12px 28px; border-top: 1px solid var(--line); font-size: 0.93rem;
}
@media (min-width: 760px) { .rows li { grid-template-columns: 15rem 1fr auto; align-items: baseline; } }
.row-name { font-family: var(--mono); font-size: 0.85rem; text-decoration: none; word-break: break-word; }
.row-desc { color: var(--muted); }
.row-links { display: flex; gap: 12px; font-size: 0.85rem; font-weight: 500; }

/* About */
.about { background: var(--surface); border-top: 1px solid var(--line); padding: 64px 0; margin-top: 48px; }
.about-grid { display: grid; gap: 40px; }
@media (min-width: 860px) { .about-grid { grid-template-columns: 1.1fr 1fr; } }
.about h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); margin-bottom: 12px; }
.about h3 { font-size: 1.2rem; margin-bottom: 8px; }
.about p { max-width: 62ch; }
.lab-links { display: flex; flex-wrap: wrap; gap: 10px; }
.btn-outline {
  display: inline-block; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line);
  color: var(--ink); text-decoration: none; font-weight: 500; font-size: 0.95rem;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
pre {
  background: var(--forest); color: var(--forest-ink); padding: 16px 18px; border-radius: 12px; overflow-x: auto;
  font: 0.85rem/1.55 var(--mono);
}

/* Footer */
.footer { background: var(--forest); color: var(--forest-muted); font-size: 0.88rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-top: 24px; padding-bottom: 24px; }
.footer p { margin: 0; }
.footer a { color: var(--forest-ink); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card { transition: none; }
  .card:hover { transform: none; }
}