/**
 * Unique Line Picker – same design language as random string generator.
 */

.tool-unique-line-picker .hidden {
  display: none !important;
}

.tool-unique-line-picker .ulp-card {
  background: var(--bg-800);
  border: 1px solid var(--line2);
  color: var(--fg);
}

.tool-unique-line-picker .ulp-icon-wrap,
.tool-unique-line-picker .ulp-icon-sm {
  background: var(--bg-900);
  border: 1px solid var(--line2);
  color: var(--fg);
}

.tool-unique-line-picker .ulp-option-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-900);
  border: 2px solid var(--line2);
  border-radius: 12px;
  cursor: pointer;
  color: var(--fg);
  transition: border-color 0.2s, background-color 0.2s;
}

.tool-unique-line-picker .ulp-option-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.tool-unique-line-picker .ulp-option-card--checked {
  border-color: var(--cta);
  background: rgba(var(--cta-rgb), 0.06);
}

.tool-unique-line-picker .ulp-option-checkbox {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border: 2px solid var(--line2);
  border-radius: 4px;
  background: transparent;
  transition: border-color 0.2s, background 0.2s;
}

.tool-unique-line-picker .ulp-option-card--checked .ulp-option-checkbox {
  border-color: var(--cta);
  background: var(--cta);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

.tool-unique-line-picker .ulp-option-label {
  font-weight: 500;
  color: var(--fg);
}

.tool-unique-line-picker .ulp-option-card--checked .ulp-option-label,
.tool-unique-line-picker .ulp-option-card:focus-within .ulp-option-label {
  color: var(--fg);
}

.tool-unique-line-picker .ulp-textarea {
  background: var(--bg-900);
}

.tool-unique-line-picker .ulp-textarea:focus {
  border-color: var(--cta);
}

.tool-unique-line-picker .ulp-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 12rem;
  aspect-ratio: 1;
  margin: 0 auto 1.5rem;
  background: var(--bg-900);
  border: 2px solid var(--line2);
  border-radius: 20px;
  color: var(--muted);
}

.tool-unique-line-picker .ulp-placeholder-icon {
  width: 4rem;
  height: 4rem;
  opacity: 0.5;
}

.tool-unique-line-picker .ulp-stat {
  background: var(--bg-900);
  border: 1px solid var(--line2);
}

.tool-unique-line-picker .ulp-output-wrap {
  background: var(--bg-900);
  border: 1px solid var(--line2);
  position: relative;
}

.tool-unique-line-picker .ulp-copy-success {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cta);
  background: var(--bg-800);
  border: 1px solid var(--line2);
  border-radius: 6px;
  opacity: 0;
  transition: opacity 0.2s;
}

.tool-unique-line-picker .ulp-copy-success--visible {
  opacity: 1;
}

.tool-unique-line-picker .ulp-card .btn-ghost {
  background: transparent;
}

.tool-unique-line-picker .ulp-features {
  padding-top: 3rem;
  padding-bottom: 4rem;
}

.tool-unique-line-picker .ulp-feature-card {
  background: var(--bg-800);
  border: 1px solid var(--line2);
  transition: border-color 0.2s;
}

.tool-unique-line-picker .ulp-feature-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.tool-unique-line-picker .ulp-feature-icon {
  background: var(--bg-900);
  border: 1px solid var(--line2);
  color: var(--fg);
}

@media (max-width: 768px) {
  .tool-unique-line-picker .ulp-card { padding: 1.25rem 1.5rem; }
  .tool-unique-line-picker .sticky { position: relative; top: 0; }
  .tool-unique-line-picker .ulp-card .btn-ghost { min-height: 44px; }
}

@media (max-width: 480px) {
  .tool-unique-line-picker .ulp-card { padding: 1rem 1.25rem; }
}