@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter-VariableFont_opsz,wght.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter-Italic-VariableFont_opsz,wght.ttf")
    format("truetype");
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Bricolage Grotesque";
  src: url("../fonts/BricolageGrotesque-VariableFont_opsz,wdth,wght.ttf")
    format("truetype");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #f4fbef;
  --bg-alt: #e7f4de;
  --text: #1f2937;
  --muted: #4b5563;
  --border: #e5e7eb;
  --primary: #00973c;
  --primary-contrast: #ffffff;
}

:root[data-theme="dark"] {
  --bg: #111827;
  --bg-alt: #161b26;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;
  --primary: #1bc455;
  --primary-contrast: #0f172a;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
}

.brand {
  font: 700 1.2rem "Bricolage Grotesque", sans-serif;
  color: var(--text);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: 0.5rem;
  padding: 0.4rem 0.55rem;
  margin-left: auto;
}

.main-nav {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.main-nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

.main-nav a.active {
  color: var(--primary);
  font-weight: 500;
}

.theme-picker {
  margin-left: auto;
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.theme-picker button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.32rem 0.62rem;
  font-size: 0.82rem;
  cursor: pointer;
}

.theme-picker button.active {
  background: var(--primary);
  color: var(--primary-contrast);
}

.section {
  padding: 3.2rem 0;
}

.alt-bg {
  background: var(--bg-alt);
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(0, 1fr);
  gap: 2rem;
}

.section-title h2 {
  margin: 0;
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 1.75rem;
}

.bio-layout {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
  gap: 2.75rem;
  align-items: start;
}

.profile-card {
  text-align: center;
}

.profile-image {
  width: 220px;
  height: 220px;
  margin: 0 auto 1.15rem;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.profile-card h1 {
  margin: 0;
  font: 700 1.45rem/1.2 "Bricolage Grotesque", sans-serif;
}

.profile-card .role {
  margin: 0.5rem 0 0.25rem;
  color: var(--muted);
}

.social-links {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.social-links a {
  color: var(--primary);
  font-size: 1.5rem;
  line-height: 1;
}

.social-links a:hover {
  color: color-mix(in srgb, var(--primary) 80%, #000 20%);
  text-decoration: none;
}

.article-style h2 {
  margin: 0 0 0.7rem;
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 2rem;
  line-height: 1.15;
}

.article-style p {
  margin-top: 0;
  text-align: justify;
}

.article-style ul {
  margin-top: 0;
}

.lists-wrap {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.lists-wrap h3 {
  margin-top: 0.2rem;
  margin-bottom: 0.65rem;
  font-family: "Bricolage Grotesque", sans-serif;
}

.btn {
  display: inline-block;
  border-radius: 999px;
  text-decoration: none;
}

.btn-outline-primary {
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 0.14rem 0.7rem;
}

.btn-outline-primary:hover {
  color: var(--primary-contrast);
  background: var(--primary);
  text-decoration: none;
}

.btn-sm {
  font-size: 0.79rem;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.6rem;
}

.calendar-wrap iframe {
  width: 100%;
  min-height: 500px;
  border: 0;
  border-radius: 0.5rem;
}

.publications-wrap iframe {
  width: 100%;
  min-height: 500px;
  border: 0;
  border-radius: 0.5rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.2rem 0 2rem;
  color: var(--muted);
  text-align: center;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 1080px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 0.6rem 0;
  }

  .theme-picker {
    order: 3;
    margin-left: 0;
  }
}

@media (max-width: 900px) {
  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0.35rem;
    padding-top: 0.4rem;
    border-top: 1px solid var(--border);
  }

  .main-nav.open {
    display: flex;
  }

  .section-grid,
  .bio-layout,
  .lists-wrap {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }

  .profile-image {
    width: 190px;
    height: 190px;
  }

  .section {
    padding: 2.35rem 0;
  }
}