/* edu-page-02-intro.css — 도입 3페이지: Ontology 화두 (미니멀) */

.onto-intro {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: min(68vh, 620px);
  padding: 48px 24px 32px;
  text-align: center;
}

.onto-intro-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0.9;
}

.onto-intro-bg svg {
  width: min(920px, 100%);
  height: auto;
}

.onto-intro-title {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.onto-intro-en {
  font-size: clamp(56px, 9vw, 96px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text);
}

.onto-intro-ko {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-muted);
}

.onto-intro-lede {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0;
  font-size: clamp(17px, 2.2vw, 22px);
  font-weight: 500;
  line-height: 1.65;
  color: var(--text-dim);
}

.onto-intro-bridge {
  position: relative;
  z-index: 1;
  max-width: 560px;
  margin: 28px 0 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--accent);
}

.onto-intro-footer {
  margin-top: 8px;
  padding: 28px 24px 12px;
  text-align: center;
  border-top: 1px solid var(--border-soft);
}

.onto-intro-footer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .onto-intro {
    min-height: 52vh;
    padding-top: 36px;
  }

  .onto-intro-title {
    flex-direction: column;
    gap: 6px;
  }
}