/* Buttons — template treatments (no invented CTA colour; lime = accent fill) */
.btn {
  display: inline-block; text-decoration: none; text-align: center;
  font-family: var(--font-mono); font-size: 13px; font-weight: 400;
  letter-spacing: -0.02em; text-transform: uppercase;
  border-radius: var(--radius-btn);
  padding: var(--pad-pill);
  border: var(--border-w) solid transparent;
  white-space: nowrap;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn--solid { background: var(--lime); color: var(--ink); }
.btn--solid:hover { background: var(--lime-strong); }
.btn--ghost-dark { border-color: var(--border); color: var(--sage); background: transparent; }
.btn--ghost-dark:hover { border-color: var(--sage); color: var(--on-dark); }
.btn--outline { border-color: var(--sage); color: var(--ink); background: transparent; }
.btn--outline:hover { border-color: var(--ink); }

/* Hero — full-bleed Abyssal Ink, left-aligned display type (template pattern 1) */
.hero {
  min-height: calc(100svh - var(--header-h) - var(--ticker-h));
  display: grid; align-content: center; text-align: left;
  position: relative; overflow: hidden;
  background: var(--ink);
  color: var(--on-dark); padding-block: var(--space-6);
  padding-bottom: 110px;
}
.hero__inner { position: relative; z-index: 1; padding-top: var(--space-5); }
.hero h1 {
  color: var(--on-dark);
  font-size: clamp(46px, 9.6vw, 158px);
  line-height: 1.0; letter-spacing: -0.03em;
  margin-left: -0.05em;
}
.hero p { max-width: 60ch; color: var(--on-dark-soft); font-size: 18px; }
.hero__stage {
  display: inline-flex; align-items: center;
  margin-bottom: 28px;
  font-family: var(--font-mono); font-size: 13px; line-height: 1.2; letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--sage); background: transparent;
  border: var(--border-w) solid var(--border);
  padding: 6px 16px 6px 28px; border-radius: var(--radius-pill);
}
.hero__actions { display: flex; gap: 12px; justify-content: flex-start; flex-wrap: wrap; margin-top: 40px; }

/* Flowing line motif — spare lab lines */
.motif {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0.18; pointer-events: none;
}

/* Purpose route cards — white, radius 20 asymmetric, 40px padding */
.routes { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.route-card {
  background: var(--surface);
  border-radius: 20px 20px 0 20px;
  padding: 40px 30px;
  min-height: 220px; display: flex; flex-direction: column; gap: 12px;
  border: var(--border-w) solid var(--border-soft);
}
.route-card h3 { font-size: clamp(22px, 2vw, 36px); letter-spacing: -0.006em; }
.route-card p { font-size: 16px; color: var(--slate); }
.route-card a {
  margin-top: auto; font-family: var(--font-mono); font-size: 13px; letter-spacing: -0.02em;
  text-transform: uppercase; text-decoration: none; color: var(--ink);
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; align-self: flex-start;
}
.route-card a::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--lime);
}
.route-card a:hover { text-decoration: underline; text-underline-offset: 3px; }
.route-card--green { background: var(--ink); border-color: var(--ink); }
.route-card--green h3 { color: var(--on-dark); }
.route-card--green p { color: var(--on-dark-soft); }
.route-card--green a { color: var(--on-dark); }
.route-card--sand { background: var(--surface-2); }
.route-card--copper { background: var(--surface-3); }
.route-card__icon {
  width: 44px; height: 44px; border-radius: var(--radius-btn);
  background: var(--surface-2); color: var(--ink);
  display: grid; place-items: center; font-size: 18px;
}
.route-card--green .route-card__icon { background: var(--teal); color: var(--on-dark); }
@media (max-width: 800px) { .routes { grid-template-columns: 1fr; } }