/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
#hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
}

.hero-photo {
  position: absolute;
  right: 0; top: 0;
  height: 100%;
  width: 55%;
  overflow: hidden;
}
.hero-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  display: block;
  filter: brightness(1.05) contrast(1.04);
}
.hero-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to left, transparent 55%, var(--bg) 97%);
  pointer-events: none;
}

.hero-noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.35;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 5vw;
  max-width: 720px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  margin-top: -4rem;
  opacity: 0;
  animation: fadeUp 1s 0.4s forwards;
}
.hero-eyebrow span {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}
.hero-eyebrow::before {
  content: '';
  width: 40px; height: 1px;
  background: var(--gold);
  display: block;
}

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.4rem, 4.5vw, 5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 0.4em;
  opacity: 0;
  animation: fadeUp 1s 0.6s forwards;
  white-space: nowrap;
}
.hero-title em {
  font-style: italic;
  color: var(--gold);
  display: inline;
}
.hero-phd {
  display: inline;
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.35em;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.08em;
  color: var(--gold);
  vertical-align: baseline;
  margin-left: 0.15em;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 420px;
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 1s 0.8s forwards;
}

.hero-actions {
  display: flex;
  flex-direction: row;
  gap: 1.2rem;
  flex-wrap: nowrap;
  opacity: 0;
  animation: fadeUp 1s 1s forwards;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--gold);
  color: var(--bg);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  border: 1px solid var(--gold);
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); }
button.btn-primary { font-family: inherit; cursor: pointer; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  border: 1px solid var(--border);
  white-space: nowrap;
  transition: color var(--transition), border-color var(--transition), transform var(--transition);
}
.btn-ghost:hover { color: var(--gold); border-color: var(--gold-dim); transform: translateY(-2px); }

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 5vw;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0;
  animation: fadeUp 1s 1.4s forwards;
}
.hero-scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--gold-dim), transparent);
  animation: scrollLine 2s 2s infinite;
}
@keyframes scrollLine {
  0%, 100% { height: 50px; opacity: 1; }
  50%       { height: 20px; opacity: 0.4; }
}

/* ═══════════════════════════════════════════
   KEYFRAMES
═══════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}