/* Whang Shih Ee — personal site
   Palette: cream paper, brown ink, pine tiles. Edit the variables below to retheme. */

:root {
  --paper: #f7f2e8;
  --paper-2: #efe7d8;
  --ink: #2a1b14;
  --ink-2: #4e3d33;
  --muted: #8a7766;
  --rule: #e2d7c3;
  --accent: #6e3a1f;        /* link colour: warm chestnut */
  --accent-hover: #a0522d;
  --tile: #243a2f;          /* illustration tile base (pine) */

  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Source Sans 3", "Segoe UI", system-ui, -apple-system, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

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

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.55;
  font-feature-settings: "kern", "liga";
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; text-underline-offset: 3px; }
img { display: block; max-width: 100%; }

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

/* ---- header / nav ---- */
.site-header { padding: 28px 0 10px; }
.site-header .wrap {
  display: flex; align-items: baseline; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.brand {
  font-family: var(--serif); font-size: 1.35rem; font-weight: 500; letter-spacing: 0.005em;
  color: var(--ink);
}
.brand:hover { text-decoration: none; color: var(--ink); }
.nav { display: flex; gap: 26px; font-size: 1.02rem; }
.nav a { color: var(--ink-2); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom: 1px solid var(--ink); padding-bottom: 1px; }
.nav a:hover { text-decoration: none; color: var(--accent-hover); }

hr.rule { border: 0; border-top: 1px solid var(--rule); margin: 0; }

/* ---- hero ---- */
.hero { padding: 56px 0 48px; }
.hero .wrap { display: grid; grid-template-columns: 200px 1fr; gap: 48px; align-items: start; }
.hero img.portrait { width: 200px; height: 200px; object-fit: cover; border-radius: 10px; filter: sepia(0.08) saturate(0.95); }
.hero h1 { font-family: var(--serif); font-weight: 500; font-size: 2.3rem; line-height: 1.15; margin: 0 0 18px; letter-spacing: -0.005em; }
.hero p { font-size: 1.1rem; margin: 0 0 14px; max-width: 62ch; color: var(--ink-2); }
.hero p.lede { font-family: var(--serif); font-size: 1.28rem; line-height: 1.45; color: var(--ink); }
.links { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 22px; font-size: 1.02rem; }
.links a { color: var(--ink-2); border-bottom: 1px solid var(--rule); }
.links a:hover { text-decoration: none; color: var(--accent-hover); border-color: var(--accent-hover); }

.placeholder { border-bottom: 1px dashed var(--muted); color: var(--muted); font-style: italic; }

/* ---- sections ---- */
.section { padding: 44px 0 20px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 26px; }
.section-head h2 { font-family: var(--serif); font-weight: 500; font-size: 1.9rem; margin: 0; letter-spacing: -0.005em; }
.section-head .more { font-style: italic; font-size: 1.02rem; color: var(--ink-2); }
.section-head .more:hover { text-decoration: none; color: var(--accent-hover); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px 28px; }
.card { display: block; color: inherit; }
.card .tile {
  display: block; aspect-ratio: 8 / 5; border-radius: 6px; overflow: hidden; background: var(--tile);
  box-shadow: 0 1px 0 rgba(42,27,20,0.06);
  transition: transform .25s ease, box-shadow .25s ease;
}
.card .tile img { width: 100%; height: 100%; object-fit: cover; }
.card .tile:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -14px rgba(42,27,20,0.45); }
.card h3 { font-family: var(--serif); font-weight: 500; font-size: 1.32rem; line-height: 1.25; margin: 16px 0 6px; }
.card h3 a { color: var(--ink); }
.card h3 a:hover { color: var(--accent); text-decoration: none; }
.card p { margin: 0 0 8px; color: var(--ink-2); font-size: 1.02rem; }
.card .meta { font-style: italic; color: var(--ink-2); font-size: 1.02rem; margin: 0 0 8px; }
.card-links { margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 1rem; }
.card-links:empty { display: none; }

/* ---- achievements list ---- */
.list { list-style: none; margin: 0; padding: 0; }
.list li { display: grid; grid-template-columns: 110px 1fr; gap: 18px; padding: 12px 0; border-top: 1px solid var(--rule); }
.list li:last-child { border-bottom: 1px solid var(--rule); }
.list .when { font-style: italic; color: var(--muted); padding-top: 1px; }
.list .what { color: var(--ink); }
.list .what small { display: block; color: var(--ink-2); font-size: 1rem; margin-top: 2px; }

/* ---- page (writing / projects) ---- */
.page { padding: 48px 0 24px; }
.page h1 { font-family: var(--serif); font-weight: 500; font-size: 2.3rem; margin: 0 0 10px; letter-spacing: -0.005em; }
.page .intro { color: var(--ink-2); font-size: 1.1rem; max-width: 62ch; margin: 0 0 36px; }
.group { margin: 0 0 40px; }
.group h2 { font-family: var(--serif); font-weight: 500; font-size: 1.45rem; margin: 0 0 10px; }
.entries { list-style: none; margin: 0; padding: 0; }
.entries li { display: grid; grid-template-columns: 150px 1fr; gap: 18px; padding: 14px 0; border-top: 1px solid var(--rule); }
.entries li:last-child { border-bottom: 1px solid var(--rule); }
.entries .when { font-style: italic; color: var(--muted); padding-top: 3px; }
.entries h3 { font-family: var(--serif); font-weight: 500; font-size: 1.22rem; margin: 0 0 3px; line-height: 1.3; }
.entries .org { font-style: italic; color: var(--ink-2); font-size: 1.02rem; margin: 0 0 6px; }
.entries p { margin: 0; color: var(--ink-2); font-size: 1.02rem; max-width: 68ch; }
.entries .sub { font-style: italic; color: var(--ink-2); margin: 0 0 4px; }
.entries .more-links { margin-top: 6px; font-size: 1rem; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.entries .more-links:empty { display: none; }

/* ---- footer ---- */
.site-footer { margin-top: 48px; padding: 26px 0 40px; color: var(--muted); font-size: 0.95rem; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--ink-2); }

/* ---- responsive ---- */
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
  body { font-size: 17px; }
  .hero { padding: 36px 0 32px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 24px; }
  .hero img.portrait { width: 132px; height: 132px; }
  .hero h1 { font-size: 1.9rem; }
  .hero p.lede { font-size: 1.15rem; }
  .cards { grid-template-columns: 1fr; gap: 30px; }
  .section-head h2 { font-size: 1.6rem; }
  .list li, .entries li { grid-template-columns: 1fr; gap: 2px; }
  .nav { gap: 18px; font-size: 0.98rem; }
}