:root {
  --background: #f8f8f5;
  --surface: #ffffff;
  --text: #17201c;
  --muted: #66706b;
  --accent: #18453b;
  --accent-dark: #0f3029;
  --line: #dfe4e1;
  --max-width: 1040px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

a:hover {
  color: var(--accent-dark);
}

.container {
  width: min(calc(100% - 40px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(248, 248, 245, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.name-link {
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--accent);
}

.hero {
  min-height: 610px;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.7fr);
  align-items: center;
  gap: 72px;
  padding-block: 96px;
}

.eyebrow,
.section-label {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.15;
}

h1 {
  max-width: 700px;
  margin: 12px 0 8px;
  font-size: clamp(3.3rem, 8vw, 6.4rem);
  letter-spacing: -0.04em;
}

.subtitle {
  margin: 0 0 26px;
  color: var(--muted);
  font-size: 1.22rem;
}

.intro {
  max-width: 670px;
  margin-bottom: 32px;
  font-size: 1.18rem;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 9px 18px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  font-size: 0.95rem;
  font-weight: 650;
  text-decoration: none;
}

.button.primary {
  background: var(--accent);
  color: white;
}

.button.primary:hover {
  background: var(--accent-dark);
}

.button.secondary {
  background: transparent;
  color: var(--accent);
}

.portrait-wrapper {
  position: relative;
}

.portrait-wrapper::before {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  border: 1px solid var(--accent);
  border-radius: 2px;
}

.portrait {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center;
  border-radius: 2px;
  background: #e4e8e6;
}

.section {
  display: grid;
  grid-template-columns: 165px minmax(0, 1fr);
  gap: 54px;
  padding-block: 86px;
  border-top: 1px solid var(--line);
}

.section-content {
  max-width: 760px;
}

.section-content h2 {
  margin: 0 0 26px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.025em;
}

.section-content p {
  max-width: 710px;
}

.interest-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0;
}

.interest-grid span {
  padding: 15px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
}

.small-note {
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.94rem;
}

.teaching-list {
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

.teaching-list article {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.teaching-list h3 {
  margin: 0 0 4px;
  font-size: 1.18rem;
}

.teaching-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer {
  padding-block: 35px 55px;
  color: var(--muted);
  font-size: 0.88rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .site-header {
    position: static;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 18px;
  }

  .nav-links {
    gap: 12px 18px;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 54px;
    padding-block: 68px 82px;
  }

  .portrait-wrapper {
    max-width: 340px;
  }

  .section {
    grid-template-columns: 1fr;
    gap: 15px;
    padding-block: 68px;
  }

  .interest-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 460px) {
  .container {
    width: min(calc(100% - 28px), var(--max-width));
  }

  body {
    font-size: 16px;
  }

  h1 {
    font-size: 3.2rem;
  }
}


.teaching-group + .teaching-group { margin-top: 42px; }
.teaching-group > h3 { margin: 0 0 12px; font-size: 1.35rem; }
.teaching-list h4 { margin: 0 0 4px; font-family: Georgia, "Times New Roman", serif; font-size: 1.1rem; }
.award-note { margin-top: 32px; padding: 18px 20px; background: var(--surface); border-left: 3px solid var(--accent); }