/* Sticky grower tools — interface chrome, not a blog post. */
.grow-tool {
  position: sticky;
  top: calc(var(--header-h) + 0.4rem);
  z-index: 7;
  margin: 0 var(--pad-inline) 1.25rem;
  padding: 0.85rem 1rem 1rem;
  background: color-mix(in oklab, var(--color-surface-elevated) 88%, transparent);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.grow-tool__kicker {
  margin: 0 0 0.15rem;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-accent);
}

.grow-tool h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  line-height: 1.15;
}

.grow-tool__form {
  display: grid;
  gap: 0.65rem;
}

.grow-tool__form label {
  display: grid;
  gap: 0.25rem;
  font-size: var(--font-size-sm);
  font-weight: 650;
}

.grow-tool__form select {
  min-height: var(--touch-min);
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}

.grow-tool__out {
  margin-top: 0.85rem;
  display: grid;
  gap: 0.55rem;
}

.grow-tool__stat {
  padding: 0.55rem 0.7rem 0.65rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.grow-tool__stat b {
  display: block;
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.grow-tool__stat span {
  display: block;
  margin-top: 0.15rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.grow-tool__cite {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

@media (min-width: 860px) {
  .grow-tool__form {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: end;
  }

  .grow-tool__out {
    grid-template-columns: 1fr 1fr;
  }

  .grow-tool__cite {
    grid-column: 1 / -1;
  }
}

.cat-app .grow-tool {
  margin-inline: 0;
  margin-bottom: 1.15rem;
  position: relative;
  top: auto;
}

.cat-app__side .grow-tool {
  position: static;
  margin: 0 0 0.75rem;
  padding: 0.65rem 0.7rem 0.75rem;
  box-shadow: none;
}

.cat-app__side .grow-tool h2 {
  font-size: 1.05rem;
}

.cat-app__side .grow-tool__form {
  grid-template-columns: 1fr;
}