/* 盘搜对话页：移动优先，原生 CSS，无构建步骤。 */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #f6f7f9; color: #1a1a1a; font-size: 16px; line-height: 1.6;
}
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; background: #fff; border-bottom: 1px solid #e8e8e8;
}
.brand { font-size: 20px; font-weight: 700; }
.points-bar { font-size: 13px; color: #666; }
.points-bar span { color: #1a1a1a; font-weight: 600; }
.page { max-width: 720px; margin: 0 auto; padding: 16px 12px 120px; }
.demo-tag { font-size: 13px; color: #888; margin: 4px 0 12px; }
.bubble {
  max-width: 88%; padding: 10px 14px; border-radius: 14px; margin: 8px 0;
}
.bubble.user { margin-left: auto; background: #1c60f3; color: #fff; }
.bubble.assistant { background: #fff; border: 1px solid #e8e8e8; }
.bubble.status { background: transparent; border: none; color: #888; font-size: 14px; padding: 2px 14px; }
.bubble.error { background: #fff1f0; border: 1px solid #f5c6c2; color: #a33; }
.chip {
  display: inline-block; margin-left: 6px; padding: 1px 10px;
  border-radius: 999px; background: #e8f0fe; color: #1c60f3; font-size: 14px;
}
.demo-note { font-size: 13px; color: #888; }
.result-main, .result-backup {
  background: #fff; border: 1px solid #e8e8e8; border-radius: 14px;
  padding: 16px; margin: 12px 0;
}
.result-main { border: 2px solid #1c60f3; }
.badge {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  background: #1c60f3; color: #fff; font-size: 13px; font-weight: 600;
}
.result-main h3, .result-backup h4 { margin: 10px 0 6px; font-size: 18px; }
.reason { color: #333; margin: 6px 0 12px; }
.diff { color: #666; font-size: 14px; margin: 4px 0 10px; }
.fields { margin: 0; }
.fields div {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 6px 0; border-top: 1px solid #f0f0f0; font-size: 15px;
}
.fields dt { color: #888; }
.fields dd { margin: 0; text-align: right; word-break: break-all; }
.result-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
button {
  font: inherit; border: 1px solid #d9d9d9; background: #fff; color: #1a1a1a;
  border-radius: 10px; padding: 8px 14px; cursor: pointer;
}
button:disabled { opacity: .5; cursor: default; }
.transfer-btn { background: #1c60f3; border-color: #1c60f3; color: #fff; }
.feedback-btn.voted { background: #e8f0fe; border-color: #1c60f3; color: #1c60f3; }
.question-area {
  background: #fff; border: 1px solid #e8e8e8; border-radius: 14px;
  padding: 16px; margin: 12px 0;
}
.question-text { font-weight: 600; margin: 0 0 12px; }
.option-cards { display: flex; flex-wrap: wrap; gap: 8px; }
.option-card.on { background: #e8f0fe; border-color: #1c60f3; color: #1c60f3; }
.free-row { display: flex; gap: 8px; margin-top: 12px; }
.free-row input, .composer input {
  flex: 1; font: inherit; padding: 10px 12px;
  border: 1px solid #d9d9d9; border-radius: 10px; min-width: 0;
}
.question-actions { display: flex; gap: 8px; margin-top: 12px; }
.question-actions button { font-size: 14px; }
#skip-btn { color: #1c60f3; border-color: #1c60f3; }
.change-panel { margin-top: 12px; border-top: 1px solid #f0f0f0; padding-top: 10px; }
.change-panel p { margin: 0 0 8px; font-size: 14px; color: #666; }
.result-foot { text-align: center; margin: 8px 0; }
.composer {
  position: fixed; left: 0; right: 0; bottom: 0;
  display: flex; gap: 8px; padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: #fff; border-top: 1px solid #e8e8e8; max-width: 720px; margin: 0 auto;
}
.composer button { background: #1c60f3; border-color: #1c60f3; color: #fff; }
.toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%);
  background: #1a1a1a; color: #fff; padding: 8px 16px; border-radius: 999px;
  font-size: 14px; white-space: nowrap;
}
@media (min-width: 720px) {
  .page { padding-left: 0; padding-right: 0; }
}