/* ---------- Homepage (appended after product.css, catalog.css, pages.css) ---------- */
.home-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 40px; align-items: center; padding: 40px 0 16px; }
.home-hero h1 { font-size: clamp(32px, 4.4vw, 52px); line-height: 1.08; margin-bottom: 16px; }
.home-hero .lead { font-size: 18px; max-width: 60ch; margin: 0; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.cta-row .btn { height: 54px; padding: 0 26px; font-size: 16.5px; }
.cta-row .btn-primary { width: auto; }

.hero-visual { position: relative; aspect-ratio: 5 / 4; border-radius: 20px; overflow: hidden; border: 0;
  background:
    radial-gradient(90% 60% at 50% 4%, rgba(255,255,255,.16), rgba(255,255,255,0) 58%),
    radial-gradient(70% 45% at 50% 103%, rgba(10,99,232,.38), rgba(10,99,232,0) 72%),
    linear-gradient(168deg, #16395e 0%, #0a2039 52%, #050e1b 100%);
  box-shadow: var(--shadow-lg); }
/* faint lab grid + bench line the vials stand on */
.hero-visual::before { content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 44px 44px; mask-image: radial-gradient(70% 60% at 50% 40%, #000 20%, transparent 78%); }
.hero-visual::after { content: ""; position: absolute; left: 6%; right: 6%; bottom: 21%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.34), transparent); }
.hero-visual .hv { position: absolute; bottom: 6%; height: 74%; width: auto; }
.hero-visual .hv-0 { left: 6%; transform: rotate(-8deg); height: 62%; }
.hero-visual .hv-1 { left: 50%; transform: translateX(-50%); z-index: 1; }
.hero-visual .hv-2 { right: 6%; transform: rotate(8deg); height: 62%; }
.hero-visual .hv { filter: drop-shadow(0 18px 24px rgba(0,0,0,.45)); }
.hv-badge { position: absolute; top: 18px; left: 18px; display: inline-flex; align-items: center; gap: 6px; background: var(--ok); color: #fff; font-weight: 800; font-size: 13px; padding: 7px 12px; border-radius: 999px; z-index: 2; }

.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.section-head .lead { margin-bottom: 0; }
.see-all { font-weight: 700; text-decoration: none; }
.see-all:hover { text-decoration: underline; }
.featured-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.featured-grid .p-body h3 { font-size: 17px; }
.featured-grid .from strong { font-size: 20px; }
.featured-grid .p-actions { grid-template-columns: 1fr; gap: 8px; }
.featured-grid .p-actions .btn { height: 42px; }
@media (max-width: 1100px) { .featured-grid .p-actions { grid-template-columns: 1fr 1fr; } }

.cat-blocks { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.cat-block { display: flex; flex-direction: column; gap: 8px; padding: 22px; text-decoration: none; color: var(--ink); transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease; }
.cat-block:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: 0 10px 28px rgba(11,31,51,.12); color: var(--ink); }
.cat-block h3 { font-size: 18px; margin: 0; }
.cat-block p { margin: 0; font-size: 14.5px; color: var(--muted); }
.cat-count { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); }
.cat-items { font-size: 13.5px; font-weight: 600; }
.cat-go { margin-top: auto; padding-top: 6px; font-weight: 800; color: var(--accent); }

.cta-band { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; background: var(--navy); color: #e6eef7; border-radius: var(--radius); padding: 32px; }
.cta-band h2 { color: #fff; margin-bottom: 8px; }
.cta-band p { margin: 0; max-width: 62ch; }
.cta-band .cta-row { margin-top: 0; }
.btn-ghost.on-dark { background: transparent; color: #fff; border-color: #5d7a99; }
.btn-ghost.on-dark:hover { border-color: #fff; color: #fff; }

@media (max-width: 1100px) {
  .featured-grid, .cat-blocks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .home-hero { grid-template-columns: 1fr; padding-top: 24px; }
  .hero-visual { max-width: 520px; width: 100%; }
}
@media (max-width: 640px) {
  .featured-grid, .cat-blocks { grid-template-columns: 1fr; }
  .cta-row .btn { flex: 1 1 100%; }
  .cta-band { padding: 24px 20px; }
}

/* Chromatogram across the base of the hero case, sitting behind the vials */
.hero-visual .hv-trace { position: absolute; left: -2%; right: -2%; bottom: 17%; height: 18%; color: #63b0ff; opacity: .7; }
.hero-visual .hv-trace path { stroke-width: 2.2; filter: drop-shadow(0 0 6px rgba(99,176,255,.9)) drop-shadow(0 0 18px rgba(60,140,255,.55)); }

/* Dark CTA band picks up the same motif */
.cta-band { position: relative; overflow: hidden; }
.cta-band > * { position: relative; z-index: 1; }
/* Brand teal reads well on the navy band and is too low-contrast for text, so the motif is where it earns its place */
.cta-band .chroma { position: absolute; z-index: 0; left: 0; right: 0; bottom: 0; height: 88%; color: var(--teal); opacity: .3; }
.cta-band .chroma path { stroke-width: 2; filter: drop-shadow(0 0 12px rgba(63,208,191,.45)); }

/* Research-area blocks: dark cards give the page contrast and rhythm against the white sections */
.cat-block { background: linear-gradient(165deg, var(--navy-2) 0%, var(--navy) 70%); color: #dbe6f2;
  box-shadow: var(--ring), 0 2px 6px rgba(8,26,44,.18), 0 16px 32px -12px rgba(8,26,44,.4); }
.cat-block::before { background: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,0) 45%); }
.cat-block h3 { color: #fff; }
.cat-block p { color: #a9bed3; }
.cat-count { color: #6fb2ff; }
.cat-items { color: #c6d6e6; }
.cat-go { color: #6fb2ff; }
.cat-block:hover { color: #eaf2fa; border-color: transparent;
  box-shadow: var(--ring), 0 4px 10px rgba(8,26,44,.22), 0 24px 48px -14px rgba(10,99,232,.45); }