.presentation-page {
  background: #f4f8f3;
  color: #0e2a4e;
  overflow: hidden;
}

.presentation-standalone {
  margin: 0;
  background: #f4f8f3;
  color: #0e2a4e;
  font-family: "DM Sans", system-ui, sans-serif;
}

.presentation-site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 16px clamp(18px, 4vw, 64px);
  border-bottom: 1px solid rgba(14, 42, 78, 0.12);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 16px 45px rgba(14, 42, 78, 0.08);
}

.presentation-logo-link {
  display: inline-flex;
  align-items: center;
  max-width: min(260px, 48vw);
  padding: 8px;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(14, 42, 78, 0.08);
}

.presentation-logo-link img {
  display: block;
  width: 100%;
  height: auto;
}

.presentation-site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: flex-end;
}

.presentation-site-nav a {
  color: #0e2a4e;
  font-size: 0.95rem;
  font-weight: 850;
  text-decoration: none;
}

.presentation-site-nav a:hover {
  color: #2f7a8a;
}

.presentation-standalone-page {
  min-height: 100vh;
}

.presentation-page .eyebrow {
  color: #84c341;
}

.presentation-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 4vw, 60px);
  align-items: center;
  padding: clamp(64px, 8vw, 118px) clamp(20px, 5vw, 80px);
  background: linear-gradient(135deg, #0e2a4e 0%, #174a64 100%);
  color: #ffffff;
}

.presentation-hero h2,
.presentation-hero h1,
.presentation-section h3,
.presentation-section h2,
.presentation-audio-card h4 {
  font-family: "Fraunces", Georgia, serif;
  letter-spacing: 0;
}

.presentation-hero h1,
.presentation-hero h2 {
  max-width: 10ch;
  margin: 0 0 22px;
  color: #ffffff;
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 0.9;
}

.presentation-hero p {
  max-width: 68ch;
  color: rgba(255, 255, 255, 0.88);
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  line-height: 1.6;
}

.presentation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.presentation-infographic-card {
  margin: 0;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 24px 70px rgba(3, 24, 47, 0.28);
}

.presentation-infographic-card img {
  display: block;
  width: 100%;
  border-radius: 6px;
}

.presentation-infographic-card figcaption {
  margin-top: 12px;
  color: #607083;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.45;
}

.presentation-section {
  padding: clamp(56px, 8vw, 108px) clamp(20px, 5vw, 80px);
}

.presentation-section-heading {
  max-width: 980px;
  margin: 0 auto 30px;
}

.presentation-section h2,
.presentation-section h3 {
  max-width: 13ch;
  margin: 0 0 18px;
  color: #0e2a4e;
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 0.95;
}

.presentation-section p {
  max-width: 76ch;
  color: #607083;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: clamp(1rem, 1.45vw, 1.2rem);
  line-height: 1.58;
}

.presentation-light {
  background: #f6faf4;
}

.presentation-navy {
  background: #0e2a4e;
  color: #ffffff;
}

.presentation-navy h2,
.presentation-navy h3 {
  color: #ffffff;
}

.presentation-navy p {
  color: rgba(255, 255, 255, 0.84);
}

.presentation-video-frame,
.presentation-pdf-card,
.presentation-audio-card {
  max-width: 1180px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid rgba(18, 54, 94, 0.13);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 20px 60px rgba(14, 42, 78, 0.12);
}

.presentation-video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0e2a4e;
}

.presentation-video-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-top: 1px solid rgba(18, 54, 94, 0.12);
  background: #f8fbf6;
}

.presentation-video-status {
  margin: 0;
  max-width: 56ch;
  color: #607083;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1.45;
}

.presentation-pdf-card {
  padding: 14px;
  background: rgba(255, 255, 255, 0.96);
}

.presentation-pdf-card iframe {
  width: 100%;
  min-height: min(78vh, 760px);
  border: 0;
  border-radius: 6px;
  background: #ffffff;
}

.presentation-audio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 1180px;
  margin: 0 auto;
}

.presentation-audio-card {
  padding: 28px;
}

.presentation-audio-card h4 {
  margin: 0 0 14px;
  color: #0e2a4e;
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1;
}

.presentation-audio-card audio {
  width: 100%;
  margin: 18px 0 12px;
}

.presentation-audio-card a {
  color: #2f7a8a;
  font-family: "DM Sans", system-ui, sans-serif;
  font-weight: 800;
}

@media (max-width: 860px) {
  .presentation-hero {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 42px 18px;
  }

  .presentation-hero h2 {
    max-width: 9ch;
    font-size: clamp(2.4rem, 14vw, 4.2rem);
  }

  .presentation-hero h1 {
    max-width: 11ch;
    font-size: clamp(2.35rem, 12vw, 4rem);
  }

  .presentation-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .presentation-video-controls {
    display: grid;
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .presentation-section {
    padding: 42px 18px;
  }

  .presentation-section h3 {
    font-size: clamp(2rem, 11vw, 3.2rem);
  }

  .presentation-section h2 {
    font-size: clamp(2rem, 10vw, 3.1rem);
  }

  .presentation-pdf-card iframe {
    min-height: 420px;
  }

  .presentation-audio-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .presentation-audio-card {
    padding: 20px;
  }

  .presentation-site-header {
    gap: 12px;
    padding: 12px 16px;
  }

  .presentation-logo-link {
    max-width: 180px;
  }

  .presentation-site-nav {
    gap: 10px 14px;
    justify-content: flex-start;
    font-size: 0.9rem;
  }
}