/* ==========================================================================
   Companion Planting Tool
   ========================================================================== */

.companion-planner-promo {
  display: grid;
  gap: 1.25rem;
  margin: 0 0 2.25rem;
  padding: 1.25rem;
  border-radius: 1rem;
  background:
    linear-gradient(135deg, #f7faf5 0%, #fffefb 55%, #f4f1e8 100%);
  border: 1px solid color-mix(in srgb, #2d4f1e 14%, #e5e5e5);
  box-shadow: 0 10px 28px rgba(15, 26, 20, 0.06);
}

.companion-planner-promo__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b58d3d;
}

.companion-planner-promo__title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  line-height: 1.2;
  color: #2d4f1e;
}

.companion-planner-promo__text {
  margin: 0 0 1rem;
  color: var(--color-text-muted, #5a6472);
  line-height: 1.5;
}

.companion-planner-promo__media {
  display: block;
  border-radius: 0.85rem;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, #2d4f1e 12%, #ddd);
  background: #fff;
  max-width: 16rem;
  justify-self: start;
}

.companion-planner-promo__media img {
  display: block;
  width: 100%;
  height: auto;
}

@media (min-width: 768px) {
  .companion-planner-promo {
    grid-template-columns: 1.4fr 0.8fr;
    align-items: center;
    padding: 1.5rem 1.6rem;
  }

  .companion-planner-promo__media {
    justify-self: end;
    max-width: 14rem;
  }
}

.companion-tool {
  margin-bottom: 3rem;
}

.companion-tool__picker {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 560px;
  margin-bottom: 2rem;
}

.companion-tool__controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: stretch;
}

.companion-tool__select {
  flex: 1 1 220px;
  min-width: 0;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.companion-tool__submit {
  flex: 0 0 auto;
  white-space: nowrap;
}

.companion-tool__submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.companion-tool__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.companion-tool__select:focus-visible {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

/* --- Empty state -------------------------------------------------------- */

.companion-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
}

.companion-empty__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.companion-empty__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.companion-empty__text {
  max-width: 36rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* --- Results panel ------------------------------------------------------ */

.companion-results {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.companion-section__title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.companion-section__title--good {
  color: #15803d;
}

.companion-section__title--avoid {
  color: #b42318;
}

.companion-section__title-icon {
  font-size: 1.25rem;
}

.companion-section__plant {
  font-weight: 700;
}

.companion-section__title--good .companion-section__plant {
  color: #15803d;
}

.companion-section__title--avoid .companion-section__plant {
  color: #b42318;
}

/* --- Companion cards ---------------------------------------------------- */

.companion-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.companion-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.companion-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.companion-card--good {
  border-top: 3px solid #15803d;
}

.companion-card--avoid {
  border-top: 3px solid #b42318;
}

.companion-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.companion-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.companion-card__image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  font-size: 2rem;
}

.companion-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.75rem;
  padding: 1.25rem;
}

.companion-card__name {
  font-size: 1.0625rem;
  font-weight: 700;
}

.companion-card__why {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.companion-card__benefits,
.companion-card__problems {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  font-size: 0.8125rem;
}

.companion-card__benefits li {
  padding-left: 1.25rem;
  position: relative;
  color: #15803d;
}

.companion-card__benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  font-weight: 700;
}

.companion-card__problems li {
  padding-left: 1.25rem;
  position: relative;
  color: #b42318;
}

.companion-card__problems li::before {
  content: '✕';
  position: absolute;
  left: 0;
  font-weight: 700;
}

.companion-card__cta {
  margin-top: auto;
}

.btn--card {
  width: 100%;
}

/* --- Benefits icons ----------------------------------------------------- */

.companion-benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.companion-benefit {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.375rem;
  padding: 1.25rem 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  opacity: 0.55;
  transition: opacity var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.companion-benefit--active {
  opacity: 1;
  border-color: rgba(45, 106, 79, 0.25);
  box-shadow: var(--shadow-sm);
}

.companion-benefit__icon {
  font-size: 1.75rem;
}

.companion-benefit__label {
  font-size: 0.8125rem;
  font-weight: 600;
}

.companion-benefit__status {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.companion-benefit--active .companion-benefit__status {
  color: var(--color-accent);
}

/* --- Related plants ----------------------------------------------------- */

.companion-related__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 2rem;
  color: var(--color-text-muted);
}

.companion-related__empty a {
  color: var(--color-accent);
  text-decoration: underline;
}

.companion-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.companion-related-grid .plant-card {
  height: 100%;
}

/* --- Responsive --------------------------------------------------------- */

@media (min-width: 640px) {
  .companion-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .companion-benefits-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .companion-related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .companion-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .companion-related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .companion-card:hover {
    transform: none;
  }
}