:root {
  --bg: #f5f8fd;
  --surface: #ffffff;
  --surface-soft: #f3f7fc;
  --text: #182235;
  --muted: #5d6b82;
  --line: #d9e3f0;
  --primary: #0f64d6;
  --primary-dark: #0c4598;
  --accent: #0f1b38;
  --accent-2: #ff6a00;
  --shadow: 0 18px 44px rgba(15, 27, 56, 0.10);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1140px, calc(100% - 2rem));
  margin: 0 auto;
}

.narrow {
  width: min(860px, calc(100% - 2rem));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(245, 248, 253, 0.84);
  border-bottom: 1px solid rgba(217, 227, 240, 0.75);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand:hover {
  text-decoration: none;
}

.brand-logo {
  height: 42px;
  width: auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1.2rem;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
}

.site-nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

.hero {
  padding: 5.5rem 0 4.5rem;
  background:
    radial-gradient(circle at top left, rgba(15, 100, 214, 0.14), transparent 28%),
    radial-gradient(circle at bottom right, rgba(255, 106, 0, 0.12), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, #f5f8fd 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow,
.section-kicker {
  margin: 0 0 0.8rem;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
}

.section-kicker-light {
  color: rgba(255, 255, 255, 0.78);
}

.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: var(--accent);
}

.hero-subtitle {
  margin: 1rem 0 1.2rem;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 700;
  color: #24324b;
}

.hero-text {
  max-width: 680px;
  font-size: 1.06rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 2rem 0 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--primary), #3385ea);
  color: #fff;
  box-shadow: 0 14px 28px rgba(15, 100, 214, 0.22);
}

.button-primary:hover {
  background: linear-gradient(135deg, #0f64d6, #2f77d1);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.85);
  color: var(--accent);
  border: 1px solid var(--line);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.project-meta li {
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  color: #334155;
  font-size: 0.96rem;
}

.hero-visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
}

.hero-logo {
  width: min(100%, 680px);
  filter: drop-shadow(0 16px 30px rgba(15, 27, 56, 0.18));
}

.hero-floating-card {
  position: absolute;
  max-width: 250px;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(217, 227, 240, 0.9);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.hero-floating-card p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.hero-floating-card-top {
  top: 1.5rem;
  right: 0;
}

.hero-floating-card-bottom {
  bottom: 1.4rem;
  left: 0;
}

.card-label {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.section {
  padding: 5.2rem 0;
}

.section-light {
  background: #ffffff;
}

.section-accent {
  background: linear-gradient(160deg, #101c3a, #152651);
  color: #fff;
}

.about-grid,
.resources-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.section h2 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.section p {
  color: var(--muted);
  font-size: 1.02rem;
}

.section-accent h2,
.section-accent a,
.section-accent p {
  color: #fff;
}

.section-intro {
  max-width: 560px;
  margin: 0;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.partner-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 12px 28px rgba(15, 27, 56, 0.06);
}

.featured-partner {
  border: 1px solid rgba(15, 100, 214, 0.18);
  box-shadow: 0 16px 36px rgba(15, 100, 214, 0.10);
}

.partner-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.3rem;
}

.partner-badge {
  width: 66px;
  height: 66px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #dceafe, #eef5ff);
  color: var(--primary-dark);
  font-weight: 800;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.partner-card h3,
.publication-item h3 {
  margin: 0 0 0.3rem;
  font-size: 1.25rem;
  color: var(--accent);
}

.partner-affiliation {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.member-list {
  display: grid;
  gap: 1rem;
}

.member {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.85rem;
  border-radius: 16px;
  background: var(--surface-soft);
}

.avatar-placeholder {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #e2ebff;
  color: var(--primary-dark);
  font-weight: 800;
  flex-shrink: 0;
}

.avatar-placeholder.muted {
  background: #edf2f8;
  color: #7b8799;
}

.member a {
  font-weight: 700;
}

.member p,
.placeholder-name {
  margin: 0;
  font-size: 0.94rem;
}

.placeholder-name {
  display: block;
  font-weight: 700;
  color: var(--accent);
}

.publication-list {
  display: grid;
  gap: 1rem;
}

.publication-item {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.2rem 1.25rem;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: #fff;
}

.pub-year {
  display: inline-flex;
  justify-content: center;
  min-width: 70px;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: #eaf1ff;
  color: var(--primary-dark);
  font-weight: 800;
}

.resource-box {
  padding: 1.5rem;
  border-radius: 22px;
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.2rem;
}

.resource-note {
  margin: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.contact-card {
  padding: 1.5rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.contact-label,
.contact-name,
.footer-title,
.footer-text,
.footer-copy {
  margin: 0;
}

.contact-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.74;
}

.contact-name {
  margin-top: 0.4rem;
  margin-bottom: 0.2rem;
  font-size: 1.22rem;
  font-weight: 700;
}

.site-footer {
  padding: 2rem 0 3rem;
  background: #0c1430;
  color: rgba(255, 255, 255, 0.72);
}

.footer-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.footer-branding {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-title {
  color: #fff;
  font-weight: 800;
  margin-bottom: 0.35rem;
}

.anr-logo {
  height: 62px;
  width: auto;
  border-radius: 8px;
  background: #fff;
  padding: 0.25rem;
}

@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .resources-grid,
  .contact-grid,
  .partner-grid,
  .section-head {
    grid-template-columns: 1fr;
    display: grid;
  }

  .section-head {
    align-items: start;
  }

  .hero-visual {
    min-height: 300px;
  }

  .hero-logo {
    width: min(100%, 520px);
  }

  .hero-floating-card {
    position: static;
    max-width: none;
    margin-top: 1rem;
  }

  .footer-branding {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .nav-wrap {
    min-height: auto;
    padding: 0.85rem 0;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    gap: 0.9rem 1rem;
    justify-content: flex-start;
  }

  .hero {
    padding-top: 4rem;
  }

  .hero h1 {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }

  .publication-item {
    grid-template-columns: 1fr;
  }

  .project-meta {
    gap: 0.55rem;
  }

  .anr-logo {
    height: 50px;
  }
}