/* BCBC Grow & Demo extensions. Reuses /assets/style.css design tokens. */
.grow-hero{padding:88px 0 92px;background:radial-gradient(circle at 85% 35%,#d6eee5 0,transparent 31%),var(--paper);border-bottom:1px solid var(--line)}.grow-hero h1{max-width:1050px;font-size:clamp(3rem,6.1vw,5.9rem)}.grow-hero .lead{max-width:850px}.grow-feature{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(26px,6vw,85px);align-items:center}.grow-feature h2{margin-top:8px}.grow-feature p:not(.eyebrow){color:var(--muted)}.grow-visual{border-radius:26px;border:1px solid #bfdccb;padding:30px;background:linear-gradient(145deg,#f7fcf8,#e3f3eb);box-shadow:var(--shadow)}.grow-visual-kicker{font-size:.75rem;color:var(--teal);letter-spacing:.15em;font-weight:800}.grow-flow-node{border:1px solid #bedacb;border-radius:13px;text-align:center;background:#fff;padding:17px 12px;font-weight:760;line-height:1.3}.grow-flow-node small{display:block;color:var(--muted);font-weight:400;font-size:.85rem;margin-top:6px}.grow-flow-focus{background:var(--teal);color:white;border-color:var(--teal)}.grow-flow-focus small{color:#e9fff4}.grow-flow-down{text-align:center;color:var(--teal);font-size:1.5rem;padding:6px}.grow-visual-disclaimer{font-size:.79rem;color:var(--muted);margin-bottom:0;text-align:center}.grow-card p{line-height:1.55}.grow-columns-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grow-columns-1{grid-template-columns:1fr}.grow-metric{background:var(--white);border:1px solid var(--line);border-radius:24px;padding:30px}.grow-metric-big{color:var(--teal);font-size:clamp(2.3rem,4vw,3.5rem);font-weight:850;letter-spacing:-.055em;line-height:1.1}.grow-metric-caption{color:var(--muted)}.grow-metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:26px}.grow-metric-grid span{padding:13px;border-radius:10px;background:var(--mint);font-size:.9rem}.grow-steps{display:grid;grid-template-columns:1fr 1.25fr;gap:70px}.grow-step-list{counter-reset:step;list-style:none;padding:0;margin:0}.grow-step-list li{display:grid;grid-template-columns:140px 1fr;border-bottom:1px solid var(--line);padding:17px 0;gap:15px}.grow-step-list strong{color:var(--teal)}.grow-step-list span{color:var(--muted)}.grow-wide{max-width:860px;margin:auto}.grow-zone-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.grow-zone-grid article{background:#fff;border:1px solid #b4d5c4;border-radius:13px;padding:20px}.grow-zone-grid h3{margin:0 0 9px}.grow-zone-grid p{margin:0;color:var(--muted)}.grow-zone-tabs{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 25px}.grow-zone-button{padding:12px 19px;border-radius:11px;border:1px solid var(--line);background:white;cursor:pointer;font:inherit;font-weight:700;color:var(--teal)}.grow-zone-button[aria-pressed=true]{background:var(--teal);color:white}.grow-sim-display{padding:36px;border-radius:20px;background:white;border:1px solid var(--line)}.grow-sim-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:35px 0}.grow-sim-grid div{background:var(--mint);border-radius:15px;padding:20px}.grow-sim-grid span{display:block;color:var(--muted);font-size:.82rem}.grow-sim-grid strong{font-size:1.1rem}.grow-builder-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.grow-builder-grid label{display:block;margin:10px 0 5px}.grow-builder-grid input,.grow-builder-grid textarea{display:block;width:100%;box-sizing:border-box;padding:13px;border:1px solid #c1d6cb;border-radius:10px;font:inherit;margin-bottom:16px;background:#fff;color:var(--ink)}.grow-builder-frame{width:100%;height:350px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}@media(max-width:850px){.grow-feature,.grow-steps,.grow-builder-grid{grid-template-columns:1fr;gap:28px}.grow-columns-3,.grow-zone-grid,.grow-sim-grid{grid-template-columns:1fr}.grow-hero{padding:52px 0 62px}.grow-visual{padding:20px}.grow-step-list li{grid-template-columns:1fr;gap:3px}.grow-metric-grid{grid-template-columns:1fr 1fr}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}