/* IuVeAI Digital Human — public landing (compact light hero) */

body.dh-public .shell {
  padding-bottom: 36px;
}

.dh-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 20px 28px;
  align-items: center;
  margin: 8px 0 40px;
  padding: 0;
  min-height: 0;
}

.dh-hero-copy {
  max-width: 28rem;
}

.dh-hero h1 {
  margin: 0 0 10px;
  font-family: var(--pub-font-display);
  font-size: clamp(44px, 7vw, 68px);
  line-height: 0.96;
  letter-spacing: -0.045em;
  font-weight: 700;
  color: var(--pub-text);
}

.dh-tagline {
  margin: 0 0 20px;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.45;
  color: var(--pub-text-muted);
  max-width: 26rem;
}

.dh-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.dh-hero-visual {
  margin: 0;
  justify-self: stretch;
  width: 100%;
  max-width: 520px;
  margin-left: auto;
  background:
    radial-gradient(70% 55% at 55% 35%, rgba(11, 95, 255, 0.08), transparent 70%),
    linear-gradient(165deg, #f8fafc 0%, #eef2ff 55%, #f5f7fb 100%);
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--pub-border);
  box-shadow: var(--pub-shadow-md);
}

.dh-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(62vh, 560px);
  object-fit: cover;
  object-position: center top;
  background: transparent;
  animation: dh-breathe 7s ease-in-out infinite;
}

.dh-section {
  margin-bottom: 40px;
}

.dh-section h2 {
  margin: 0 0 14px;
  font-family: var(--pub-font-display);
  font-size: clamp(22px, 2.6vw, 28px);
  letter-spacing: -0.03em;
  color: var(--pub-text);
}

.dh-layers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.dh-layers article {
  padding: 16px 16px 18px;
  border: 1px solid var(--pub-border);
  background: var(--pub-surface);
  border-radius: var(--pub-radius-md);
}

.dh-layers h3 {
  margin: 0 0 6px;
  font-family: var(--pub-font-display);
  font-size: 16px;
  color: var(--pub-text);
}

.dh-layers p {
  margin: 0;
  color: var(--pub-text-muted);
  line-height: 1.5;
  font-size: 13px;
}

@keyframes dh-breathe {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-3px) scale(1.006); }
}

@media (prefers-reduced-motion: reduce) {
  .dh-hero-visual img {
    animation: none;
  }
}

@media (max-width: 900px) {
  .dh-hero {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 32px;
  }

  .dh-hero-copy {
    order: 1;
    max-width: none;
  }

  .dh-hero-visual {
    order: 0;
    max-width: none;
    margin-left: 0;
    border-radius: 22px;
  }

  .dh-hero-visual img {
    max-height: min(48vh, 420px);
  }

  .dh-hero h1 {
    font-size: clamp(40px, 12vw, 56px);
  }

  .dh-layers {
    grid-template-columns: 1fr;
  }
}