@import url("https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&family=Public+Sans:wght@400;500;600;700&display=swap");

:root {
  --blue: #000091;
  --blue-dark: #00006b;
  --blue-tint: #eceafd;
  --gold: #a9791f;
  --gold-light: #e4c878;
  --ink: #1c1c22;
  --ink-dim: #4a4a55;
  --ink-faint: #7b7b88;
  --paper: #fbf9f3;
  --paper-alt: #f2ede0;
  --white: #ffffff;
  --border: #e2ddcc;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --maxw: 1120px;
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--blue); text-decoration-color: var(--gold-light); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--blue); }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--blue-dark);
  line-height: 1.25;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1.1em; color: var(--ink-dim); text-align: justify; text-justify: inter-word; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  display: block;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 0.9em;
}

/* ---------- header ---------- */
.site-header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 28px;
  border-bottom: 3px solid var(--gold);
  display: flex;
  align-items: center;
  gap: 22px;
}
.site-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  flex: none;
}
.site-brand img { height: 84px; width: auto; }
.site-brand-text { font-family: var(--serif); line-height: 1.15; }
.site-brand-text strong { display: block; font-size: 1.02rem; color: var(--ink); font-weight: 600; }
.site-brand-text span { display: block; font-size: 0.72rem; color: var(--ink-faint); font-family: var(--sans); letter-spacing: 0.03em; }

.site-nav {
  display: flex;
  gap: 4px;
  flex: 1;
  flex-wrap: wrap;
  justify-content: center;
}
.site-nav a {
  font-family: var(--sans);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink-dim);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 2px;
  white-space: nowrap;
}
.site-nav a:hover { color: var(--blue); background: var(--blue-tint); }
.site-nav a.active { color: var(--blue); box-shadow: inset 0 -2px 0 var(--gold); }

.lang-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
  flex: none;
}
.lang-toggle button {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: none;
  background: var(--white);
  color: var(--ink-faint);
  padding: 7px 11px;
  cursor: pointer;
}
.lang-toggle button.active { background: var(--blue); color: var(--white); }

.site-nav-toggle { display: none; }

@media (max-width: 880px) {
  .site-header-inner { flex-wrap: wrap; }
  .site-nav { order: 3; width: 100%; justify-content: flex-start; display: none; }
  .site-nav.open { display: flex; }
  .site-nav-toggle {
    display: flex;
    margin-left: auto;
    border: 1px solid var(--border);
    background: var(--white);
    border-radius: 3px;
    padding: 8px 10px;
    cursor: pointer;
    font-family: var(--sans);
    font-weight: 700;
    font-size: 0.8rem;
  }
}

/* ---------- hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--blue-tint), var(--paper) 70%);
  border-bottom: 1px solid var(--border);
  padding: 56px 0 44px;
}
.hero h1 { max-width: 780px; }
.hero-lede {
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--ink-dim);
  max-width: 700px;
  margin: 0 0 1.4em;
}
.hero-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 28px;
  font-size: 0.88rem;
  color: var(--ink-faint);
  margin-top: 22px;
}
.hero-contact a { color: var(--ink-faint); }

/* ---------- sections ---------- */
.section { padding: 52px 0; }
.section + .section { border-top: 1px solid var(--border); }
.section-alt { background: var(--paper-alt); }
.section-blue { background: var(--blue-dark); color: var(--white); }
.section-blue h2, .section-blue .eyebrow { color: var(--white); }
.section-blue p { color: #cfd0ea; }

.lede {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--ink);
  max-width: 760px;
}

.prose { max-width: 760px; }
.prose p { font-size: 1rem; }
.prose-wide { max-width: none; }

/* ---------- carousel ---------- */
.carousel {
  position: relative;
  max-width: 760px;
  margin: 0;
  background: #14151c;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.carousel-track { position: relative; aspect-ratio: 16 / 10; }
.carousel-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.6s ease;
  pointer-events: none;
}
.carousel-slide.active { opacity: 1; pointer-events: auto; }
.carousel-slide img { max-height: 100%; max-width: 100%; object-fit: contain; }
.carousel-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.72), transparent);
  color: #fff;
  font-size: 0.82rem;
  padding: 26px 18px 12px;
  text-align: center;
  letter-spacing: 0.02em;
}
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.9);
  border: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  color: var(--blue-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}
.carousel-arrow.prev { left: 10px; }
.carousel-arrow.next { right: 10px; }
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 7px;
  padding: 12px 0 0;
}
.carousel-dots button {
  width: 7px; height: 7px; border-radius: 50%;
  border: none; background: var(--border); cursor: pointer; padding: 0;
}
.carousel-dots button.active { background: var(--gold); }

/* ---------- cards / lists ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 24px 26px;
}

.project-title-row { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 0.6em; }
.project-title-row h2 { margin-bottom: 0; }

.status-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 3px;
  white-space: nowrap;
  font-family: var(--sans);
}
.status-badge.status-done { background: rgba(122, 36, 56, 0.1); color: #7a2438; border: 1px solid rgba(122, 36, 56, 0.35); }
.status-badge.status-ongoing { background: rgba(47, 122, 77, 0.1); color: #2f7a4d; border: 1px solid rgba(47, 122, 77, 0.35); }
.status-badge.status-starting { background: rgba(0, 0, 145, 0.08); color: var(--blue); border: 1px solid rgba(0, 0, 145, 0.3); }

.timeline { max-width: 640px; }
.timeline-row {
  display: flex;
  gap: 22px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.94rem;
}
.timeline-row:last-child { border-bottom: none; }
.timeline-year {
  flex: none;
  width: 110px;
  color: var(--gold);
  font-weight: 700;
  font-family: var(--serif);
}
.timeline-label { color: var(--ink); }

.pub-list { max-width: 780px; }
.pub-row {
  display: flex;
  gap: 22px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.94rem;
  align-items: baseline;
}
.pub-row:last-child { border-bottom: none; }
.pub-year {
  flex: none;
  width: 52px;
  color: var(--gold);
  font-weight: 700;
  font-family: var(--serif);
}
.pub-title { color: var(--ink); text-decoration: none; }
.pub-title:hover { color: var(--blue); text-decoration: underline; }
.pub-journal { color: var(--ink-faint); font-style: italic; }

.profile-links { display: flex; gap: 12px; flex-wrap: wrap; margin: 18px 0 0; }
.profile-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  background: var(--white);
  padding: 8px 14px;
  border-radius: 3px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--ink);
}
.profile-links a:hover { border-color: var(--blue); color: var(--blue); }
.profile-links img { height: 16px; width: auto; }

.bio-grid { display: grid; grid-template-columns: 220px 1fr; gap: 40px; align-items: start; }
.bio-grid img { border-radius: 50%; border: 1px solid var(--border); aspect-ratio: 1 / 1; object-fit: cover; }
@media (max-width: 720px) { .bio-grid { grid-template-columns: 1fr; } .bio-grid img { max-width: 200px; } }

.logo-row { display: flex; flex-wrap: wrap; align-items: center; gap: 28px; margin-top: 16px; }
.logo-row img { max-height: 96px; width: auto; }

.news-list { display: flex; flex-direction: column; gap: 0; max-width: 780px; }
.news-row {
  display: block;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
}
.news-row:last-child { border-bottom: none; }
.news-outlet {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 3px;
}
.news-title { color: var(--ink); font-size: 0.98rem; font-family: var(--serif); }
.news-row:hover .news-title { color: var(--blue); }

.btn {
  display: inline-block;
  background: var(--blue);
  color: var(--white) !important;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 10px 20px;
  border-radius: 3px;
  text-decoration: none;
  border: 1px solid var(--blue);
}
.btn:hover { background: var(--blue-dark); }
.btn-outline {
  background: transparent;
  color: var(--blue) !important;
  border: 1px solid var(--blue);
}
.btn-outline:hover { background: var(--blue-tint); }

.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 26px 0; }
@media (max-width: 720px) { .tool-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .tool-grid { grid-template-columns: 1fr; } }
.tool-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 22px;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
}
.tool-card:hover { border-color: var(--gold); transform: translateY(-2px); }
.tool-card .eyebrow { margin-bottom: 6px; }
.tool-card h3 { margin: 0 0 6px; color: var(--blue-dark); }
.tool-card span.arrow { color: var(--gold); font-weight: 700; }

/* ---------- footer ---------- */
.site-footer {
  background: var(--blue-dark);
  color: #cfd0ea;
  padding: 42px 0 26px;
  font-size: 0.9rem;
}
.site-footer a { color: #fff; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 28px; margin-bottom: 26px; }
.footer-grid h4 { color: var(--gold-light); font-family: var(--sans); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px; }
.footer-grid p, .footer-grid div { margin: 0 0 6px; }

[data-lang-block] { display: none; }
[data-lang-block].active { display: block; }
span[data-lang-block].active, a[data-lang-block].active { display: inline; }