/* 明亮、清新、活潑風格 */
:root {
  --bg: #f9fafb;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --accent: #10b981; /* mint green */
  --accent-2: #f59e0b; /* fresh orange */
  --chip: #eef2ff;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial;
}
.container {
  max-width: 1000px;
  margin: 32px auto;
  padding: 0 16px;
}

.header {
  margin-bottom: 16px;
  text-align: center;
}
.header h1 {
  margin: 0 0 6px 0;
  font-size: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
  margin-bottom: 16px;
}
.row {
  display: flex;
  gap: 16px;
  align-items: flex-end;
}
.row.wrap {
  flex-wrap: wrap;
}
.field {
  flex: 1;
  min-width: 240px;
}
.label {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 6px;
}
.select,
.textarea,
.num {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  outline: none;
}
.textarea {
  min-height: 120px;
  resize: vertical;
}

/* Textarea 容器和清除按鈕 */
.textarea-container {
  position: relative;
}

.textarea-clear-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
  border: none;
  background: rgba(107, 114, 128, 0.1);
  color: var(--muted);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  line-height: 1;
  transition: all 0.2s ease;
  opacity: 0;
  pointer-events: none;
}

.textarea-container:hover .textarea-clear-btn,
.textarea:focus + .textarea-clear-btn,
.textarea-clear-btn:focus {
  opacity: 1;
  pointer-events: auto;
}

.textarea-clear-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
}

.actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}
.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}
.btn.primary {
  background: linear-gradient(180deg, #ecfeff, #e0f2fe);
  border-color: #bae6fd;
  color: #0c4a6e;
}
.btn:hover {
  filter: brightness(1.03);
}
.btn.mini {
  padding: 6px 10px;
  border-radius: 9999px;
  font-size: 12px;
  line-height: 1;
}
.btn.ghost {
  background: transparent;
}

/* 禁用狀態的按鈕 */
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* 標題列：左側標題＋右側控制（全部保存 / 全部清除） */
.section-title {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
}
.title-left {
  display: flex;
  gap: 8px;
  align-items: center;
}
.title-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-left: auto;
}

/* 解析結果列表容器：每筆解析結果一個 result-item，最新在最上面（prepend） */
.list {
  display: grid;
  gap: 10px;
}

/* 單筆解析結果 */
.result-item {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 10px;
  background: #f8fafc;
  position: relative;
}
.entry-row {
  display: block;
  position: relative;
}
.entry-tokens {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.entry-tail {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  gap: 8px;
  align-items: center;
}

/* 編輯模式樣式 */
.token.editing {
  background: #fef3c7;
  border-color: #f59e0b;
  color: #92400e;
  outline: none;
  cursor: text;
}

.token.editing:focus {
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.3);
}

.result-item.edit-mode .token {
  cursor: text;
}

.result-item.edit-mode .token:hover {
  background: #fef3c7;
  border-color: #f59e0b;
}

/* 播放按鈕獨立一行 */
.btn.entry-play {
  margin-bottom: 4px;
}

/* Token 樣式：可點擊、可高亮 */
.token {
  display: inline-block;
  background: var(--chip);
  border: 1px solid #e0e7ff;
  color: #3730a3;
  padding: 6px 10px;
  border-radius: 9999px;
  margin: 2px 0;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.token:hover {
  filter: brightness(1.03);
}
.token.playing {
  background: #fff7ed;
  border-color: #fdba74;
  color: #9a3412;
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.15) inset;
}

.footer {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  margin-top: 10px;
}

/* 摺疊卡片樣式 */
.card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.card-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.collapse-btn {
  appearance: none;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: bold;
  line-height: 1;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.collapse-btn:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.collapse-icon {
  transition: transform 0.2s ease;
}

.card.collapsed .collapse-icon {
  transform: rotate(90deg);
}

.card.collapsed .card-content {
  display: none;
}

/* 調整 section-title 在摺疊標題中的樣式 */
.card-header .section-title {
  flex: 1;
  margin-bottom: 0;
}