@import url("https://fonts.googleapis.com/css2?family=Source+Serif+4:wght@400;600;700&family=Public+Sans:wght@400;500;600;700&display=swap");

:root {
  --fr-paper: #FAF7F2;
  --fr-card: #FFFFFF;
  --fr-ink: #2B2B28;
  --fr-muted: #74706A;
  --fr-border: #E4DFD5;
  --fr-accent: #2B5876;
  --fr-accent-dark: #1F4258;
  --fr-accent-soft: #EAF1F6;
  --fr-shadow: 0 10px 28px rgba(43, 43, 40, 0.08);
  --fr-radius-sm: 6px;
  --fr-radius-md: 8px;
  --fr-shell-max: 1100px;
  --fr-shell-gutter: 1.2rem;
}

html { scroll-behavior: smooth; }
body {
  font-family: "Public Sans", "Segoe UI", sans-serif;
  background: var(--fr-paper);
  color: var(--fr-ink);
  line-height: 1.68;
}
body.nav-fixed { padding-top: 4.6rem; }
h1, h2, h3, h4, .quarto-title-block .title { font-family: "Source Serif 4", Georgia, "Times New Roman", serif; }
.navbar .nav-link { font-family: "Public Sans", "Segoe UI", sans-serif; }
h1, h2, h3, h4, .quarto-title-block .title { font-weight: 700; letter-spacing: -0.01em; line-height: 1.15; color: var(--fr-ink); }
h1, .quarto-title-block .title { font-size: clamp(1.9rem, 4vw, 3rem); }
h2 { font-size: clamp(1.35rem, 2.6vw, 1.8rem); font-weight: 600; border-bottom: 1px solid var(--fr-border); padding-bottom: 0.5rem; margin-top: 2.8rem; margin-bottom: 1rem; }
h3 { font-size: clamp(1.05rem, 1.8vw, 1.25rem); font-weight: 600; margin-top: 0; }
.subtitle, .quarto-title-block .subtitle { color: var(--fr-muted); font-size: 1.02rem; font-weight: 400; }
p, li, dd, dt, .menu-text, .nav-link { color: var(--fr-ink); font-weight: 400; }
p { font-size: 1.02rem; }
a { color: var(--fr-accent); text-decoration: none; font-weight: 500; }
a:hover { color: var(--fr-accent-dark); text-decoration: underline; }
strong { color: inherit; font-weight: 600; }
hr { margin: 2.3rem 0; border: 0; border-top: 1px solid var(--fr-border); }
img { max-width: 100%; border-radius: var(--fr-radius-sm); }

/* --- navbar --- */
.navbar { background: var(--fr-paper) !important; border-bottom: 1px solid var(--fr-border); box-shadow: none; }
.navbar > .navbar-container, .navbar .container-fluid { max-width: var(--fr-shell-max); padding-left: var(--fr-shell-gutter); padding-right: var(--fr-shell-gutter); }
.navbar-brand, .navbar .nav-link, .navbar .menu-text { color: var(--fr-ink) !important; }
.navbar-brand { font-family: "Source Serif 4", Georgia, serif; font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1; }
.navbar .nav-link { position: relative; margin-right: 0.5rem; font-weight: 500; opacity: 0.85; }
.navbar .nav-link:hover { opacity: 1; color: var(--fr-accent) !important; }
.navbar .nav-link::after { content: ""; position: absolute; left: 0.5rem; right: 0.5rem; bottom: 0.1rem; height: 2px; border-radius: 999px; background: var(--fr-accent); transform: scaleX(0); transform-origin: left; transition: transform 180ms ease; }
.navbar .nav-link:hover::after, .navbar .nav-link.active::after { transform: scaleX(1); }
.navbar .nav-link.active { border-bottom: none; opacity: 1; color: var(--fr-accent) !important; }
.navbar-right { margin-left: auto; display: flex; align-items: center; gap: 1rem; }
.navbar .nav-link[href^="mailto:"] { color: var(--fr-accent) !important; font-weight: 600; }
.navbar .nav-link[href^="mailto:"]::after { display: none; }

#quarto-content { width: min(calc(100% - (2 * var(--fr-shell-gutter))), var(--fr-shell-max)); margin-inline: auto; }
.quarto-container .content, main.content, .page-columns, .column-page, .column-page-left { max-width: none; }
main.content, .column-page, .column-page-left { width: 100%; max-width: var(--fr-shell-max); margin-inline: auto; padding-bottom: 4rem; }

/* --- hero (trestles-style: photo + content side by side) --- */
.hero {
  display: flex; align-items: center; gap: 2.6rem;
  padding: 2.6rem 0 2.8rem; margin-bottom: 0.5rem;
  border-bottom: 1px solid var(--fr-border);
}
.hero-photo-wrap { flex: 0 0 auto; }
.hero-content { flex: 1 1 auto; min-width: 0; }
.hero h1 { margin: 0 0 0.3rem; }
.hero .lead { max-width: 62ch; color: var(--fr-ink); font-size: 1.08rem; margin-bottom: 0.4rem; }
.section-kicker {
  font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 0.5rem; color: var(--fr-accent);
}

.profile-photo { width: 9.4rem; height: 11.4rem; object-fit: cover; object-position: 50% 40%; display: block; background: var(--fr-accent-soft); border-radius: 50%; border: 1px solid var(--fr-border); margin-bottom: 0; }

/* --- buttons --- */
.btn-fr {
  display: inline-flex; align-items: center; justify-content: center; margin-top: 0.85rem;
  padding: 0.7rem 1.3rem; border-radius: var(--fr-radius-sm); background-color: var(--fr-accent);
  color: #ffffff !important; font-weight: 600; font-size: 0.95rem;
}
.btn-fr:hover { background-color: var(--fr-accent-dark); text-decoration: none; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.2rem; }
.hero-actions .btn-fr { margin-top: 0; }
.btn-fr-ghost {
  background-color: transparent !important; color: var(--fr-ink) !important;
  border: 1px solid var(--fr-border);
}
.btn-fr-ghost:hover { border-color: var(--fr-accent); color: var(--fr-accent) !important; }

/* --- feature cards --- */
.cards-feature { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; margin: 1.6rem 0 2.6rem; }
.card-feature {
  background: var(--fr-card); border: 1px solid var(--fr-border); border-top: 4px solid var(--fr-accent);
  border-radius: var(--fr-radius-md); padding: 1.5rem 1.4rem;
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.card-feature:hover { transform: translateY(-3px); box-shadow: var(--fr-shadow); }
.card-feature h3 { color: var(--fr-ink); font-size: 1.05rem; margin-bottom: 0.4rem; }
.card-feature p { font-size: 0.95rem; color: var(--fr-muted); margin: 0; }

/* --- closing CTA block --- */
.cta-panel {
  text-align: center; padding: 2.4rem 0 0.5rem; margin: 2rem 0 1rem;
  border-top: 1px solid var(--fr-border);
}
.cta-panel h2 { border-bottom: none; margin-top: 0; }
.cta-panel p { color: var(--fr-muted); max-width: 56ch; margin: 0 auto 1rem; }

/* --- misc --- */
#TOC { border-radius: var(--fr-radius-md); padding: 1rem 1rem 0.85rem; background: var(--fr-card); border: 1px solid var(--fr-border); }
ul { margin-bottom: 1.5rem; }
li::marker { color: var(--fr-accent); }

/* --- page footer (website.page-footer) --- */
.nav-footer, #quarto-margin-sidebar ~ footer.footer, footer.footer {
  background: var(--fr-paper) !important; color: var(--fr-muted) !important; border-top: 1px solid var(--fr-border) !important;
}
.nav-footer a, footer.footer a { color: var(--fr-ink) !important; font-weight: 500; }
.nav-footer a:hover, footer.footer a:hover { color: var(--fr-accent) !important; }

@media (max-width: 767px) {
  .hero { flex-direction: column; align-items: flex-start; gap: 1.2rem; }
}

@media (max-width: 991px) {
  body.nav-fixed { padding-top: 4.2rem; }
  .cards-feature { grid-template-columns: 1fr; }
  .navbar-right { width: 100%; justify-content: flex-start; padding-top: 0.5rem; }
}