:root {
  --ink: #1b2433;
  --ink-soft: #465066;
  --paper: #f6f3ed;
  --card: #fffdf9;
  --line: #e3dcd0;
  --teal: #0d6e68;
  --teal-deep: #084743;
  --coral: #c4533a;
  --indigo: #2a4178;
  --gold: #9a7040;
  --green: #2f6b45;
  --slate: #3e5670;
  --sand: #f3eadc;
  --cream: #fbf8f3;
  --shadow: 0 16px 40px rgba(27, 36, 51, 0.08);
  --serif: "Fraunces", "Iowan Old Style", Palatino, Georgia, serif;
  --sans: "Outfit", "Avenir Next", "Segoe UI", sans-serif;
  --max: 1120px;
  --tone: var(--teal);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5.2rem; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.6;
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--teal-deep); }
a:hover { color: var(--coral); }
:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--ink);
  color: var(--cream);
  padding: 0.6rem 0.9rem;
  z-index: 80;
}
.skip:focus { top: 0.6rem; }

.colour-rule {
  height: 7px;
  background: linear-gradient(90deg, var(--teal) 0 28%, var(--gold) 28% 52%, var(--coral) 52% 74%, var(--indigo) 74% 100%);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.4rem;
  background: rgba(246, 243, 237, 0.94);
}
.nav.scrolled {
  background: rgba(246, 243, 237, 0.92);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.nav.is-open {
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}
.nav.is-open .brand { color: var(--cream); }
.nav.is-open .brand span { color: #d7efe9; }
.nav.is-open .nav-toggle { background: white; border-color: white; }
.brand {
  position: relative;
  z-index: 55;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.brand span { color: var(--teal); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--coral); }
.nav-toggle {
  display: none;
  position: relative;
  z-index: 55;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span:before,
.nav-toggle span:after {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--ink);
  position: relative;
  content: "";
}
.nav-toggle span:before { position: absolute; top: -6px; }
.nav-toggle span:after { position: absolute; top: 6px; }
.nav.is-open .nav-toggle span { background: transparent; }
.nav.is-open .nav-toggle span:before { top: 0; transform: rotate(45deg); }
.nav.is-open .nav-toggle span:after { top: 0; transform: rotate(-45deg); }

.wrap { width: min(var(--max), calc(100% - 2.4rem)); margin: 0 auto; }
.section { padding: 4.5rem 0; }
.kicker {
  margin: 0 0 0.45rem;
  color: var(--tone);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 560; letter-spacing: -0.02em; line-height: 1.15; }
h1 { font-size: clamp(2.6rem, 5vw, 4.4rem); margin: 0 0 0.7rem; }
h2 { font-size: clamp(2rem, 3vw, 2.8rem); margin: 0 0 0.8rem; }
h3 { font-size: 1.45rem; margin: 0 0 0.4rem; }
.lede { font-size: 1.18rem; color: var(--ink-soft); max-width: 42rem; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 2.5rem;
  align-items: center;
  padding: 2.2rem 0 3.2rem;
}
.role {
  margin: 0 0 0.8rem;
  color: var(--indigo);
  font-weight: 600;
}
.status {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}
.status li {
  background: var(--sand);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.28rem 0.75rem;
  font-size: 0.88rem;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.7rem;
  margin-top: 1.4rem;
}
.email-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 0.45rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
}
.btn-teal { background: var(--teal); color: white; }
.btn-teal:hover { background: var(--teal-deep); color: white; }
.btn-line { background: transparent; color: var(--ink); border-color: #c9c0b2; }
.btn-line:hover { border-color: var(--ink); color: var(--ink); }
.profile-link { font-weight: 600; }

.portrait {
  position: relative;
  overflow: hidden;
  border-radius: 1.6rem;
  min-height: 520px;
  height: min(72vh, 680px);
  background: #d7cbbd;
  box-shadow: var(--shadow);
}
.portrait img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transform: scale(1.45);
  transform-origin: center top;
}
.portrait figcaption {
  position: absolute;
  left: 0.9rem;
  bottom: 0.9rem;
  background: rgba(251, 248, 243, 0.92);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  font-size: 0.82rem;
}

.band { background: var(--card); border-block: 1px solid var(--line); }
.split { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 2rem; align-items: start; }
.prose p { margin: 0 0 1rem; }
.note {
  background: var(--sand);
  border-left: 4px solid var(--gold);
  padding: 0.9rem 1rem;
  border-radius: 0 0.8rem 0.8rem 0;
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.15rem;
  margin-top: 1.5rem;
}
.project {
  display: flex;
  flex-direction: column;
  background: var(--card);
  color: inherit;
  text-decoration: none;
  border-radius: 1.15rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-top: 5px solid var(--tone);
  box-shadow: 0 1px 0 rgba(27, 36, 51, 0.03);
  min-height: 100%;
}
.project:hover { transform: translateY(-2px); box-shadow: var(--shadow); color: inherit; }
.project figure { margin: 0; aspect-ratio: 16/9; overflow: hidden; background: var(--sand); }
.project img { width: 100%; height: 100%; object-fit: cover; }
.project-body { padding: 1.05rem 1.15rem 1.2rem; display: flex; flex-direction: column; gap: 0.45rem; flex: 1; }
.project h3 { font-size: 1.35rem; }
.project p { margin: 0; color: var(--ink-soft); }
.project .more { margin-top: auto; padding-top: 0.7rem; font-weight: 600; color: var(--tone); }
.feature { grid-column: 1 / -1; display: grid; grid-template-columns: 1.25fr 1fr; }
.feature figure { aspect-ratio: auto; min-height: 280px; }
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; list-style: none; margin: 0.3rem 0 0; padding: 0; }
.chips li {
  background: #f3f6f5;
  color: var(--ink);
  border-radius: 999px;
  padding: 0.18rem 0.6rem;
  font-size: 0.8rem;
}

.credits { display: grid; gap: 0; margin-top: 1.2rem; }
.credit {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 1.2rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--line);
}
.credit time { color: var(--teal); font-weight: 600; font-size: 0.92rem; }
.credit h3 { font-size: 1.2rem; }
.credit p { margin: 0.25rem 0 0; color: var(--ink-soft); }

.method-grid, .edu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.2rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.1rem 1.15rem 1.2rem;
}
.card h3 { font-size: 1.15rem; }
.card ul { margin: 0.4rem 0 0; padding-left: 1.1rem; color: var(--ink-soft); }
.software { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; padding: 0; list-style: none; }
.software li {
  background: var(--indigo);
  color: white;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.88rem;
}

.edu-grid { grid-template-columns: 1.2fr 1fr; }
.quiet { margin-top: 1.4rem; color: var(--ink-soft); font-size: 0.96rem; }
.quiet strong { color: var(--ink); }

.contact {
  background: var(--indigo);
  color: var(--cream);
  border-radius: 1.4rem;
  padding: 2rem 1.6rem;
}
.contact h2, .contact a { color: white; }
.contact p { color: #e4e9f5; }
.contact .btn-line { color: white; border-color: rgba(255,255,255,0.45); }
.contact .btn-line:hover { color: var(--ink); background: white; }
.email-line { display: flex; flex-wrap: wrap; gap: 0.7rem 1rem; align-items: center; }
.email-line .profile-link { flex-basis: 100%; }
.copy {
  border: 1px solid rgba(255,255,255,0.4);
  background: transparent;
  color: white;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
  font: inherit;
}

footer {
  padding: 1.4rem 0 2rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.study-hero { padding: 1.4rem 0 0; }
.back { font-weight: 600; text-decoration: none; }
.study-figure { margin: 1rem 0 0; border-radius: 1.2rem; overflow: hidden; }
.study-figure img { width: 100%; height: min(52vh, 460px); object-fit: cover; }
.study-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 2rem;
  padding: 2rem 0 3.5rem;
  align-items: start;
}
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.7rem;
  margin: 1rem 0 1.2rem;
}
.metric {
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 4px solid var(--tone);
  border-radius: 0.9rem;
  padding: 0.8rem 0.85rem;
}
.metric span, .metric em { display: block; color: var(--ink-soft); font-style: normal; font-size: 0.82rem; }
.metric strong { display: block; font-family: var(--serif); font-size: 1.45rem; font-weight: 560; margin: 0.15rem 0; }
table { width: 100%; border-collapse: collapse; margin: 0.6rem 0 1rem; font-size: 0.96rem; }
th, td { text-align: left; padding: 0.55rem 0.4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); }
.side {
  position: sticky;
  top: 5.4rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1rem;
}
.side h2 { font-size: 1.15rem; }
.side ul { margin: 0.3rem 0 0; padding-left: 1.05rem; }
.pager { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2rem; }
.pager a { font-weight: 600; }

@media (max-width: 980px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 40;
    background: #1b2433;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 6.5rem 2rem 2rem;
    gap: 0.35rem;
    height: 100dvh;
    width: 100vw;
    overflow-y: auto;
  }
  .nav.is-open .nav-links { display: flex; }
  .nav.is-open .nav-links a { color: var(--cream); font-size: 1.55rem; font-family: var(--serif); }
  .hero, .split, .feature, .study-layout, .credit, .method-grid, .edu-grid {
    grid-template-columns: 1fr;
  }
  .hero { display: flex; flex-direction: column; }
  .portrait { order: -1; }
  .project-grid { grid-template-columns: 1fr; }
  .side { position: static; }
  .portrait { order: -1; width: 100%; min-height: 0; height: 54svh; max-height: 480px; }
}

@media (max-width: 640px) {
  .wrap { width: min(var(--max), calc(100% - 1.4rem)); }
  .section { padding: 3.2rem 0; }
  h1 { font-size: 2.35rem; }
  .actions .btn { width: 100%; }
  .email-stack { width: 100%; }
  .pager { flex-direction: column; }
}

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