/* ==========================================================================
   COMPONENT: HERO SECTION (`MO / INTRODUCTION`)
   ========================================================================== */

.hero-section {
  min-height: 100vh;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: clamp(4rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: clamp(1rem, 2vw, 2rem);
  row-gap: 3rem;
  align-items: center;
}

.hero-content-col {
  grid-column: 1 / 8;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.hero-visual-col {
  grid-column: 8 / 13;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-tag-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-title {
  font-size: clamp(3rem, 7vw, 6.8rem);
  line-height: 0.94;
  letter-spacing: -0.045em;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-title span {
  display: block;
}

.hero-subhead {
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 1.2vw, 1.25rem);
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  text-transform: uppercase;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: inline-block;
  width: fit-content;
}

.hero-desc {
  max-width: 580px;
  font-size: clamp(1.05rem, 1.35vw, 1.25rem);
  line-height: 1.6;
  color: var(--text-secondary);
  font-weight: 300;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  background-color: var(--accent-primary);
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--accent-primary);
  transition: all var(--duration-fast) var(--ease-precise);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--accent-primary);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  background-color: transparent;
  color: var(--accent-primary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--border-medium);
  transition: all var(--duration-fast) var(--ease-precise);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background-color: var(--surface-subtle);
  transform: translateY(-2px);
}

/* Abstract MO Monogram Frame */
.hero-monogram-stage {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  background-color: var(--surface-base);
}

.hero-monogram-stage::before {
  content: "";
  position: absolute;
  top: -6px;
  left: -6px;
  width: 12px;
  height: 12px;
  border-top: 1.5px solid var(--accent-primary);
  border-left: 1.5px solid var(--accent-primary);
}

.hero-monogram-stage::after {
  content: "";
  position: absolute;
  bottom: -6px;
  right: -6px;
  width: 12px;
  height: 12px;
  border-bottom: 1.5px solid var(--accent-primary);
  border-right: 1.5px solid var(--accent-primary);
}

.stage-corner-tr {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 12px;
  height: 12px;
  border-top: 1.5px solid var(--accent-primary);
  border-right: 1.5px solid var(--accent-primary);
}

.stage-corner-bl {
  position: absolute;
  bottom: -6px;
  left: -6px;
  width: 12px;
  height: 12px;
  border-bottom: 1.5px solid var(--accent-primary);
  border-left: 1.5px solid var(--accent-primary);
}

.hero-monogram-svg {
  width: 65%;
  height: 65%;
  transition: transform var(--duration-slow) var(--ease-precise);
}

.hero-monogram-stage:hover .hero-monogram-svg {
  transform: scale(1.04);
}

.stage-badge-top {
  position: absolute;
  top: 12px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.stage-badge-bot {
  position: absolute;
  bottom: 12px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.hero-footer-bar {
  margin-top: clamp(2rem, 4vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.hero-stats-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 4rem);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stat-num {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}