/* ── Text Sorter — tool-specific styles ──────────────────────────────────
   Global styles are inherited from /css/style.css.
   Colours reference CSS custom properties only — no hardcoded values.
   ─────────────────────────────────────────────────────────────────────── */

.tso-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

.tso-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.tso-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card, 8px);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.tso-card__heading {
  font-size: 1.05rem;
  margin: 0;
}

.tso-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.tso-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.tso-sort-field {
  max-width: 360px;
}

.tso-input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-control, 8px);
  background: var(--bg-input, var(--bg-card));
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-mono, monospace);
}

.tso-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.tso-select {
  font-family: inherit;
  cursor: pointer;
}

.tso-options-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.tso-checkbox {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  cursor: pointer;
}

.tso-checkbox input[type="checkbox"] {
  accent-color: var(--accent);
  margin: 0;
}

.tso-error {
  margin: 0;
  color: var(--color-danger, #ef4444);
  font-size: 0.875rem;
}

.tso-error[hidden] { display: none; }

.tso-empty {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem 0;
}

.tso-empty[hidden] { display: none; }

#tso-stats[hidden] { display: none; }

.tso-uses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.tso-uses-grid article h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.tso-uses-grid article p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .tso-options-row {
    grid-template-columns: 1fr;
  }
  .tso-sort-field {
    max-width: none;
  }
}