/* ==========================================
   星巡者 - 實驗頁面獨立 CSS (lab.css)
   ========================================== */

.tool {
  margin-top: 10px;
}

.tool h1 {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
}

/* 複選框區域排版與樣式 */
.tool label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text);
  margin-right: 16px;
  margin-bottom: 12px;
  cursor: pointer;
  user-select: none;
}

.tool input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border: 1px solid var(--muted);
  border-radius: 3px;
  background-color: transparent;
  outline: none;
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}

.tool input[type="checkbox"]:checked {
  background-color: var(--accent);
  border-color: var(--accent);
}

.tool input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid #1a1c1e; /* 對應深灰底色 */
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* 下拉選單 (select) 樣式 */
.tool select {
  appearance: none;
  -webkit-appearance: none;
  background-color: #24272a; /* 稍亮一點的深灰，增加層次感 */
  color: var(--text);
  border: 1px solid var(--muted);
  padding: 8px 32px 8px 12px;
  border-radius: 4px;
  font-size: 0.95rem;
  outline: none;
  cursor: pointer;
  margin-top: 8px;
  margin-bottom: 20px;
  /* 自定義 SVG 下拉箭頭 */
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2393c5fd' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
  transition: border-color 0.2s;
}

.tool select:focus {
  border-color: var(--accent);
}

/* 生成按鈕 (.action-button) 樣式 */
.action-button {
  display: block;
  background-color: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 24px;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 24px;
}

.action-button:hover {
  background-color: var(--accent);
  color: #1a1c1e; /* 懸停時背景變藍，文字變深灰 */
  opacity: 1;
}

.action-button:active {
  transform: scale(0.98);
}

/* 結果顯示區域 (#result) 樣式 */
#result {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
  min-height: 48px;
  padding: 16px;
  background-color: rgba(255, 255, 255, 0.03);
  border-left: 3px solid var(--accent);
  border-radius: 0 4px 4px 0;
  line-height: 1.6;
}