/* Base Reset */
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: #0b0f1a;
  color: white;
  line-height: 1.6;
}

/* HERO */
.hero {
  text-align: center;
  padding: 5rem 1.5rem 4rem;
  max-width: 1100px;
  margin: auto;
}

.hero-title h1 {
  font-size: 4rem;
  font-weight: 900;
  margin: 0;
  letter-spacing: -2px;

  /* Apple-style subtle gradient */
  background: linear-gradient(90deg, #2af598, #00cfff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  margin-top: 1rem;
  font-size: 1.5rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

.hero-subtext {
  max-width: 780px;
  margin: 2rem auto;
  font-size: 1.15rem;
  opacity: 0.85;
}

/* CTA Buttons */
.cta {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.9rem 1.4rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: 0.2s;
}

.btn-primary {
  background: white;
  color: black;
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.8);
}

.btn-secondary:hover {
  border-color: rgba(255,255,255,0.5);
}

/* SECTIONS */
section {
  max-width: 1100px;
  margin: auto;
  padding: 3rem 1.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.section-subtext {
  max-width: 750px;
  opacity: 0.8;
}

/* LAB GRID */
.labs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

/* CARDS */
.card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 1.6rem;
}

.meta {
  opacity: 0.65;
  font-size: 0.95rem;
}

/* PILLS */
.pill-group {
  margin-top: 1rem;
}

.pill {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  background: rgba(47,128,255,0.15);
  color: #8ddcff;
  margin-right: 0.4rem;
  margin-bottom: 0.4rem;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 2.5rem;
  opacity: 0.55;
  font-size: 0.95rem;
}