.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.field-group {
  min-width: 0;
}

.condition-card {
  margin-top: 24px;
  padding: 20px;
  border-radius: var(--md-sys-shape-corner-large);
  background: color-mix(in srgb, var(--md-sys-color-surface) 72%, var(--md-sys-color-surface-variant));
  border: 1px solid var(--md-sys-color-outline-variant);
}

.condition-card__title {
  margin: 0 0 16px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--md-sys-color-on-surface);
}

.color-field {
  max-width: 260px;
  margin-top: 16px;
}

textarea,
input,
select {
  width: 100%;
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-corner-medium);
  background: var(--md-sys-color-surface);
  color: var(--md-sys-color-on-surface);
  font: inherit;
  font-size: 0.9375rem;
  padding: 14px 16px;
  min-height: 52px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

textarea {
  resize: vertical;
  min-height: 220px;
}

input[type="color"] {
  height: 52px;
  padding: 6px;
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--md-sys-color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--md-sys-color-primary) 22%, transparent);
}

.tool-actions {
  margin-top: 18px;
}

.preview-area {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 280px;
  padding: 20px;
  border-radius: var(--md-sys-shape-corner-medium);
  border: 1px solid var(--md-sys-color-outline-variant);
  background:
    linear-gradient(45deg, rgba(148, 163, 184, 0.18) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(148, 163, 184, 0.18) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(148, 163, 184, 0.18) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(148, 163, 184, 0.18) 75%);
  background-size: 24px 24px;
  background-position: 0 0, 0 12px, 12px -12px, -12px 0;
  background-color: var(--md-sys-color-surface);
}

.preview-area img {
  max-width: 100%;
  max-height: 420px;
  display: block;
}

.tool-help h3 {
  margin: 20px 0 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--md-sys-color-on-surface);
}

@media (max-width: 600px) {
  .condition-card {
    padding: 16px;
    margin-top: 20px;
  }

  .form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .color-field {
    max-width: none;
  }

  textarea,
  input,
  select {
    min-height: 48px;
    padding: 12px 10px;
    font-size: 0.875rem;
  }

  .result-header .btn {
    width: 100%;
  }}