/* ============================================================
   HOME — hero + lab photo strip
   ============================================================ */

.hero{
  position: relative;
  overflow: hidden;
  min-height: 56vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4.5rem 5vw;
  background: linear-gradient(165deg, var(--ink) 0%, var(--panel) 55%, var(--surface-2) 100%);
  border-bottom: 1px solid var(--panel-line);
}
.hero::after{
  content: "";
  position: absolute;
  top: -18%;
  right: -8%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  opacity: 0.16;
  filter: blur(6px);
  pointer-events: none;
}
.hero__inner{
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  position: relative;
}
.hero__eyebrow{
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 1rem;
}
.hero h1{
  font-size: clamp(2rem, 4vw, 3.25rem);
  max-width: 17ch;
  margin: 0;
}
.hero p{
  margin-top: 1.4rem;
  max-width: 54ch;
  color: var(--muted);
  font-size: 1.05rem;
}
.hero__links{
  margin-top: 2rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.hero__links a{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  border: 1px solid var(--panel-line);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.hero__links a:hover{
  border-color: var(--accent);
  color: var(--accent);
}
.hero__links a.primary{
  background: var(--accent);
  border-color: var(--accent);
  color:var(--ink);
  font-weight: 600;
}
.hero__links a.primary:hover{
  color: var(--ink);
  border-color: var(--accent-2);
  background: var(--accent-2);
}

.lab-strip{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--panel-line);
  border-bottom: 1px solid var(--panel-line);
}
.lab-strip a{
  display: block;
  overflow: hidden;
  background: var(--panel);
}
.lab-strip img{
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.lab-strip a:hover img{
  transform: scale(1.05);
}

.home-intro{
  padding: 4rem 5vw;
  max-width: var(--max-width);
  margin: 0 auto;
}
.home-intro p{
  max-width: 65ch;
  color: var(--muted);
  font-size: 1.05rem;
}
@media (max-width: 700px){
  .lab-strip{ grid-template-columns: repeat(2, 1fr); }
  .lab-strip img{ height: 160px; }
}