:root {
  --ink: #10192b;
  --ink-soft: #33415c;
  --paper: #fbfaf7;
  --paper-2: #f2efe8;
  --line: #ddd8cd;
  --accent: #b5762a;
  --accent-soft: #e9dcc4;
  --max: 1080px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
a { color: var(--accent); }

/* ---- Header / nav ---- */
header.site {
  border-bottom: 1px solid var(--line);
  background: rgba(251,250,247,.92);
  backdrop-filter: saturate(180%) blur(8px);
  position: sticky; top: 0; z-index: 50;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; max-width: var(--max); margin: 0 auto;
}
.brand {
  font-family: var(--serif); font-size: 20px; font-weight: 700;
  color: var(--ink); text-decoration: none; letter-spacing: -.01em; white-space: nowrap;
}
.brand span { color: var(--accent); }
.nav-links { display: flex; gap: 20px; flex-wrap: wrap; justify-content: flex-end; }
.nav-links a {
  text-decoration: none; color: var(--ink-soft); font-size: 14.5px;
  font-weight: 500; padding: 4px 0; position: relative; white-space: nowrap;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -3px; height: 2px;
  width: 0; background: var(--accent); transition: width .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--ink); }
.menu-btn {
  display: none; background: none; border: 0; font-size: 26px;
  color: var(--ink); cursor: pointer; line-height: 1;
}

/* ---- Hero ---- */
.hero { padding: 88px 0 60px; border-bottom: 1px solid var(--line); }
.hero.compact { padding: 64px 0 44px; }
.eyebrow {
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin: 0 0 18px;
}
.hero h1 {
  font-family: var(--serif); font-weight: 700; letter-spacing: -.02em;
  font-size: clamp(36px, 6vw, 60px); line-height: 1.06; margin: 0 0 20px;
}
.hero.compact h1 { font-size: clamp(30px, 5vw, 46px); }
.hero p.lead {
  font-size: clamp(18px, 2.3vw, 22px); color: var(--ink-soft);
  max-width: 660px; margin: 0 0 30px;
}
.hero-flex { display: flex; gap: 48px; align-items: center; flex-wrap: wrap; }
.hero-flex .hero-text { flex: 1 1 380px; }
.hero-portrait {
  flex: 0 1 400px; width: 400px; max-width: 100%; aspect-ratio: 4 / 3;
  border-radius: 4px; object-fit: cover; border: 1px solid var(--line);
}
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 2px;
  font-size: 15px; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---- Sections ---- */
section.block { padding: 64px 0; border-bottom: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 36px; }
.section-head .num { font-family: var(--serif); color: var(--accent); font-size: 15px; font-weight: 700; }
.section-head h2 { font-family: var(--serif); font-size: clamp(24px, 4vw, 32px); margin: 0; letter-spacing: -.01em; }
.subhead {
  font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft); font-weight: 600; margin: 36px 0 16px;
}
.prose p { max-width: 760px; color: var(--ink-soft); }
.prose p strong, .prose li strong { color: var(--ink); }
.prose ul { max-width: 760px; color: var(--ink-soft); padding-left: 20px; }
.prose li { margin: 4px 0; }

/* ---- Cards / grid ---- */
.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: 3px;
  padding: 24px; transition: border-color .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h3 { font-family: var(--serif); margin: 0 0 8px; font-size: 20px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.tag {
  display: inline-block; font-size: 12px; letter-spacing: .06em;
  text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 12px;
}
.logo-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.logo-chip {
  border: 1px solid var(--line); border-radius: 2px; padding: 8px 14px;
  font-size: 14px; color: var(--ink-soft); background: #fff; font-weight: 500;
}

/* ---- Publication list ---- */
.pubs { list-style: none; padding: 0; margin: 0; }
.pub { padding: 22px 0; border-bottom: 1px solid var(--line); }
.pub:last-child { border-bottom: 0; }
.pub .title { font-family: var(--serif); font-size: 19px; margin: 0 0 4px; color: var(--ink); }
.pub .venue { color: var(--accent); font-weight: 600; font-style: italic; }
.pub .detail { color: var(--ink-soft); font-size: 15px; margin: 6px 0 0; }
.pub .detail ul { margin: 6px 0 0; padding-left: 18px; }
.pub .detail li { margin: 2px 0; }
.pub a { text-decoration: underline; text-decoration-color: var(--accent); }

/* ---- Books ---- */
.book { display: flex; gap: 26px; padding: 26px 0; border-bottom: 1px solid var(--line); align-items: flex-start; }
.book:last-child { border-bottom: 0; }
.book .cover {
  flex: 0 0 auto; width: 150px; height: 225px;
  border: 1px solid var(--line); border-radius: 3px;
  object-fit: cover; display: block; background: var(--paper-2);
}
.book .info { flex: 1 1 260px; }
.book h3 { font-family: var(--serif); margin: 0 0 6px; font-size: 22px; }
.book p { margin: 3px 0; color: var(--ink-soft); font-size: 15px; }

/* ---- Compact media/outreach list ---- */
.media-list { list-style: none; padding: 0; margin: 0; }
.media-item { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 15.5px; }
.media-item:last-child { border-bottom: 0; }
.media-item .m-title { color: var(--ink); font-weight: 600; }
.media-item .m-meta { color: var(--ink-soft); }
.media-item .m-outlet { font-style: italic; }
.year-head {
  font-family: var(--serif); font-size: 22px; color: var(--ink);
  margin: 34px 0 6px; padding-top: 10px;
}
.year-head:first-child { margin-top: 0; }

/* ---- Course list ---- */
.course-list { list-style: none; padding: 0; margin: 0; }
.course { padding: 12px 0; border-bottom: 1px solid var(--line); }
.course:last-child { border-bottom: 0; }
.course .c-name { color: var(--ink); font-weight: 600; }
.course .c-meta { color: var(--ink-soft); font-size: 14.5px; }

/* ---- CV timeline ---- */
.cv-row { display: grid; grid-template-columns: 160px 1fr; gap: 26px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.cv-row:last-child { border-bottom: 0; }
.cv-row .years { color: var(--accent); font-weight: 600; font-size: 15px; }
.cv-row h3 { font-family: var(--serif); margin: 0 0 2px; font-size: 18px; }
.cv-row p { margin: 0; color: var(--ink-soft); font-size: 15px; }

/* ---- Contact ---- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-block h3 {
  font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 10px;
}
.contact-block p, .contact-block a { margin: 2px 0; color: var(--ink-soft); text-decoration: none; display: block; }
.contact-block a:hover { color: var(--accent); }

/* ---- Callout ---- */
.ced-figure { margin: 8px 0 0; }
.ced-figure img {
  width: 100%; max-width: 720px; height: auto; display: block;
  border: 1px solid var(--line); border-radius: 3px;
}
.ced-figure figcaption {
  font-size: 13px; color: var(--ink-soft); margin-top: 8px;
}

.callout {
  background: var(--paper-2); border-left: 3px solid var(--accent);
  padding: 20px 24px; border-radius: 0 3px 3px 0; margin: 24px 0;
}
.callout ul { margin: 8px 0 0; padding-left: 20px; color: var(--ink-soft); }
.pdf-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.pdf-chip {
  border: 1px solid var(--line); border-radius: 2px; padding: 10px 16px;
  text-decoration: none; color: var(--ink); font-weight: 600; font-size: 14px;
  background: #fff; transition: border-color .15s ease, color .15s ease;
}
.pdf-chip:hover { border-color: var(--accent); color: var(--accent); }

/* ---- Footer ---- */
footer.site {
  padding: 34px 0; color: var(--ink-soft); font-size: 14px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
footer.site a { color: var(--ink-soft); }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .menu-btn { display: block; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; background: var(--paper);
    border-bottom: 1px solid var(--line); padding: 8px 24px 16px; justify-content: flex-start;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--line); width: 100%; }
}
@media (max-width: 760px) {
  .grid.two, .grid.three, .contact-grid { grid-template-columns: 1fr; }
  .cv-row { grid-template-columns: 1fr; gap: 4px; }
  .hero { padding: 56px 0 40px; }
  section.block { padding: 48px 0; }
  .book { gap: 18px; }
  .book .cover { width: 110px; height: 165px; }
  .hero-portrait { flex-basis: auto; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; transition: none !important; }
}