/* =========================================================
   COLORS — change these to restyle the whole site
   ========================================================= */
:root {
  --paper: #faf6ef;
  --ink: #1f1b18;
  --muted: #6b625a;
  --line: #e4dccf;
  --accent: #d9442a;        /* vermilion, borrowed from your CV */
  --accent-soft: #fbe3d9;
  --card: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #171412;
    --ink: #efe8de;
    --muted: #a89e93;
    --line: #322b26;
    --accent: #ff7a5c;
    --accent-soft: #3a211b;
    --card: #1f1b18;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.7 "IBM Plex Sans", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

.wrap { max-width: 780px; margin: 0 auto; padding: 0 20px; }

/* ---------- top nav ---------- */
nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
nav .wrap { display: flex; justify-content: space-between; align-items: center; height: 56px; }
nav .mark { font-family: "Newsreader", serif; font-size: 20px; color: var(--ink); text-decoration: none; }
nav ul { list-style: none; display: flex; gap: 22px; margin: 0; padding: 0; font-size: 14px; }
nav ul a { color: var(--muted); text-decoration: none; }
nav ul a:hover { color: var(--accent); }
nav .right { display: flex; align-items: center; gap: 22px; }
.lang { font-size: 13px; color: var(--ink); text-decoration: none; border: 1px solid var(--line); border-radius: 999px; padding: 3px 11px; background: var(--card); }
.lang:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 560px) { nav ul { display: none; } }

/* ---------- hero ---------- */
header.hero { padding: 72px 0 48px; }
.hero-grid { display: grid; grid-template-columns: 1fr 180px; gap: 40px; align-items: center; }
.eyebrow {
  font-size: 13px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin: 0 0 12px;
}
h1 {
  font-family: "Newsreader", serif; font-weight: 400;
  font-size: clamp(40px, 7vw, 60px); line-height: 1.05; margin: 0 0 18px;
  letter-spacing: -.01em;
}
.lede { font-size: 19px; color: var(--muted); margin: 0 0 24px; max-width: 34em; }
.lede em { font-family: "Newsreader", serif; font-size: 1.12em; color: var(--ink); }
.photo {
  width: 180px; height: 180px; border-radius: 50%; object-fit: cover; object-position: center 30%;
  border: 6px solid var(--card);
  box-shadow: 0 0 0 1px var(--line), 12px 12px 0 var(--accent-soft);
}
.links { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
  display: inline-block; padding: 7px 14px; border: 1px solid var(--line); border-radius: 999px;
  font-size: 14px; color: var(--ink); text-decoration: none; background: var(--card);
}
.pill:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 640px) {
  header.hero { padding: 44px 0 32px; }
  .hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .photo { order: -1; width: 130px; height: 130px; }
}

/* ---------- sections ---------- */
section { padding: 44px 0; border-top: 1px solid var(--line); }
h2 {
  font-family: "Newsreader", serif; font-weight: 400; font-style: italic;
  font-size: 30px; margin: 0 0 22px; display: flex; align-items: baseline; gap: 14px;
}
h2 .num { font-family: "IBM Plex Sans", sans-serif; font-style: normal; font-size: 13px; color: var(--accent); font-weight: 600; letter-spacing: .08em; }
p { margin: 0 0 1em; }

.pull {
  font-family: "Newsreader", serif; font-size: 22px; line-height: 1.45;
  border-left: 3px solid var(--accent); padding: 4px 0 4px 20px; margin: 28px 0;
}

.photo-wide { margin: 8px 0 32px; }
.photo-wide img { display: block; width: 70%; margin: 0 auto; height: auto; border-radius: 10px; box-shadow: 0 0 0 1px var(--line); }

/* interests */
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.tag { background: var(--accent-soft); color: var(--ink); font-size: 14px; padding: 5px 12px; border-radius: 6px; }

/* entries (pubs, education) */
.entry { display: grid; grid-template-columns: 90px 1fr; gap: 18px; padding: 16px 0; }
.entry + .entry { border-top: 1px dashed var(--line); }
.entry .year { font-size: 14px; color: var(--muted); font-weight: 500; padding-top: 3px; }
.entry h3 { font-size: 17px; font-weight: 600; margin: 0 0 4px; line-height: 1.45; }
.entry .meta { color: var(--muted); font-size: 15px; margin: 0; }
.entry .meta a { font-size: 14px; }
.badge { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
         color: var(--accent); border: 1px solid var(--accent); border-radius: 4px; padding: 1px 7px; margin-right: 6px; vertical-align: 2px; }
.entry.no-year { grid-template-columns: 1fr; }
@media (max-width: 560px) { .entry { grid-template-columns: 1fr; gap: 2px; } }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 640px) { .two-col { grid-template-columns: 1fr; gap: 0; } }
.plain { list-style: none; padding: 0; margin: 0; }
.plain li { padding: 8px 0; border-bottom: 1px dashed var(--line); }
.plain li span { color: var(--muted); font-size: 15px; }

footer { padding: 36px 0 56px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }

/* ---------- Japanese page tweaks ---------- */
html[lang="ja"] body { font-family: "IBM Plex Sans", "IBM Plex Sans JP", system-ui, sans-serif; line-height: 1.85; }
html[lang="ja"] h1, html[lang="ja"] h2, html[lang="ja"] .pull, html[lang="ja"] .lede em, html[lang="ja"] nav .mark { font-family: "Newsreader", "Noto Serif JP", serif; }
html[lang="ja"] h2 { font-style: normal; font-size: 26px; }
html[lang="ja"] .lede em { font-style: normal; font-weight: 500; }
html[lang="ja"] .pull { font-size: 20px; line-height: 1.7; }