/* ============================================
   MEET BUDDY — v0.5 样式
   暖色调 / 简洁现代 / 圆角卡片 / 响应式
   ============================================ */

:root {
  --bg: #FAF9F6;
  --bg-card: #FFFFFF;
  --text: #2C2C2A;
  --text-sec: #5F5E5A;
  --text-hint: #888780;
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);

  --primary: #D85A30;
  --primary-bg: #FAECE7;
  --primary-hover: #BF4A22;

  --speaker-a: #185FA5;
  --speaker-a-bg: #E6F1FB;
  --speaker-b: #0F6E56;
  --speaker-b-bg: #E1F5EE;

  --coral: #A32D2D;
  --coral-bg: #FCEBEB;
  --blue: #185FA5;
  --blue-bg: #E6F1FB;
  --purple: #534AB7;
  --purple-bg: #EEEDFE;
  --green: #0F6E56;
  --green-bg: #E1F5EE;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ===== 顶部导航 ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 56px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo svg {
  width: 34px;
  height: 34px;
}
.topbar h1 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.5px;
}
.topbar h1 span {
  color: var(--primary);
  font-weight: 800;
}
.version-tag {
  font-size: 11px;
  color: var(--text-hint);
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 4px;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 图标按钮 */
.btn-icon-only {
  border: none;
  background: transparent;
  font-size: 18px;
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  color: var(--text-sec);
}
.btn-icon-only:hover {
  background: var(--bg);
}
.btn-sound-off {
  opacity: 0.4;
}

/* 状态徽章 */
.status-badge {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 500;
}
.status-idle    { background: #F1EFE8; color: var(--text-hint); }
.status-connected { background: var(--speaker-b-bg); color: var(--speaker-b); }
.status-analyzing { background: #FAEEDA; color: #854F0B; }
.status-searching { background: var(--blue-bg); color: var(--blue); }
.status-error   { background: var(--coral-bg); color: var(--coral); }

/* ===== 主布局 ===== */
.main-layout {
  flex: 1;
  display: flex;
  gap: 1px;
  background: var(--border);
  overflow: hidden;
}

/* ===== 面板通用 ===== */
.panel {
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.panel-subtitles { flex: 1.4; }
.panel-interventions { flex: 1; }

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  flex-shrink: 0;
}
.panel-header h2 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sec);
}
.panel-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.count-badge {
  font-size: 12px;
  background: var(--primary-bg);
  color: var(--primary);
  padding: 2px 10px;
  border-radius: 20px;
  font-weight: 600;
}
.btn-supplement {
  border: none;
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: #fff;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-supplement:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.35);
}
.btn-supplement:active {
  transform: scale(0.97);
}
.btn-supplement:disabled {
  opacity: 0.6;
  cursor: wait;
  transform: none;
  box-shadow: none;
}

/* 倾听指示器 */
.listening-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--coral);
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--coral);
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

/* ===== 字幕列表 ===== */
.subtitle-list {
  flex: 1;
  overflow-y: auto;
  padding: 0 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.subtitle-item {
  max-width: 85%;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.6;
  animation: slideIn 0.3s ease;
}
.subtitle-a {
  align-self: flex-start;
  background: var(--speaker-a-bg);
  color: var(--speaker-a);
  border-bottom-left-radius: 4px;
}
.subtitle-b {
  align-self: flex-end;
  background: var(--speaker-b-bg);
  color: var(--speaker-b);
  border-bottom-right-radius: 4px;
}
.subtitle-ai {
  align-self: flex-start;
  background: var(--purple-bg);
  color: var(--purple);
  border-bottom-left-radius: 4px;
  font-style: italic;
}
.subtitle-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}
.subtitle-speaker {
  font-size: 11px;
  font-weight: 600;
  opacity: 0.7;
}
.subtitle-time {
  font-size: 10px;
  opacity: 0.4;
}
.subtitle-interim {
  opacity: 0.5;
  font-style: italic;
}
.subtitle-interim-text {
  opacity: 0.55;
  font-style: italic;
  border-bottom: 1px dotted currentColor;
}
.subtitle-text {
  white-space: pre-wrap;
  word-break: break-word;
}

/* ===== 干预卡片列表 ===== */
.intervention-list {
  flex: 1;
  overflow-y: auto;
  padding: 0 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intervention-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  animation: slideInRight 0.4s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
}

/* 卡片高亮动画 */
.intervention-card.highlight {
  animation: cardHighlight 0.6s ease;
}
@keyframes cardHighlight {
  0% { box-shadow: 0 0 0 0 rgba(216, 90, 48, 0.3); }
  50% { box-shadow: 0 0 0 6px rgba(216, 90, 48, 0.1); }
  100% { box-shadow: var(--shadow-sm); }
}

/* 卡片类型边框 */
.intervention-card.fact_check  { border-left: 3px solid var(--coral); }
.intervention-card.answer      { border-left: 3px solid var(--blue); }
.intervention-card.logic       { border-left: 3px solid var(--purple); }
.intervention-card.brainstorm  { border-left: 3px solid var(--green); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.card-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-type {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}
.card-type.fact_check  { background: var(--coral-bg); color: var(--coral); }
.card-type.answer      { background: var(--blue-bg); color: var(--blue); }
.card-type.logic       { background: var(--purple-bg); color: var(--purple); }
.card-type.brainstorm  { background: var(--green-bg); color: var(--green); }

/* 米哥唤醒指令卡片 */
.intervention-card.wake-command {
  border-left: 3px solid var(--primary);
}

.card-time {
  font-size: 11px;
  color: var(--text-hint);
}
.card-confidence {
  font-size: 11px;
  color: var(--text-hint);
}

.card-original {
  font-size: 13px;
  color: var(--text-sec);
  background: var(--bg);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  border-left: 2px solid var(--border-hover);
}
.card-original-speaker {
  font-weight: 600;
  margin-right: 4px;
}

.card-content {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}
.card-content strong {
  font-weight: 600;
}
.card-correction {
  color: var(--coral);
  font-weight: 500;
}
.card-answer {
  color: var(--blue);
}
.card-brainstorm {
  color: var(--green);
  background: var(--green-bg);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
}

/* 搜索来源 */
.card-sources {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
}
.card-sources-label {
  font-size: 11px;
  color: var(--text-hint);
  margin-bottom: 4px;
}
.card-source-item {
  font-size: 12px;
  color: var(--blue);
  margin-bottom: 2px;
}
.card-source-item::before {
  content: "📎 ";
}

/* 卡片关闭按钮 */
.card-dismiss {
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-hint);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
  padding: 0;
  line-height: 1;
}
.intervention-card:hover .card-dismiss {
  opacity: 1;
}
.card-dismiss:hover {
  color: var(--text);
}

/* ===== 评价反馈区域 ===== */
.card-feedback {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.feedback-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.feedback-label {
  font-size: 11px;
  color: var(--text-hint);
  min-width: 56px;
  font-weight: 500;
}
.feedback-btn {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-sec);
  white-space: nowrap;
}
.feedback-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-bg);
}
.feedback-btn.selected {
  border-color: var(--primary);
  background: var(--primary-bg);
  color: var(--primary);
  font-weight: 600;
}
.feedback-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.feedback-comment-wrap {
  margin-top: 4px;
}
.feedback-expand {
  background: none;
  border: none;
  font-size: 11px;
  color: var(--text-hint);
  cursor: pointer;
  padding: 2px 0;
}
.feedback-expand:hover {
  color: var(--primary);
}
.feedback-comment {
  display: none;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 12px;
  font-family: inherit;
  resize: vertical;
  margin-top: 6px;
  color: var(--text);
}
.feedback-comment:focus {
  outline: none;
  border-color: var(--primary);
}
.feedback-saved {
  font-size: 12px;
  color: var(--green);
  font-weight: 500;
  margin-top: 8px;
}
.feedback-submit-wrap {
  margin-top: 8px;
  text-align: right;
}
.feedback-submit {
  border: none;
  background: var(--primary);
  color: #fff;
  border-radius: 18px;
  padding: 5px 16px;
  font-size: 12px;
  cursor: pointer;
  transition: opacity 0.2s;
  font-weight: 500;
}
.feedback-submit:hover {
  opacity: 0.85;
}

/* ===== 话题补充卡片 ===== */
.supplement-card {
  border-left-color: #8b5cf6;
  background: #faf9ff;
}
.supplement-section {
  padding: 6px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
}
.supplement-section + .supplement-section {
  border-top: 1px dashed var(--border);
  padding-top: 8px;
}
.supplement-recap {
  color: var(--text-sec);
  font-style: italic;
}
.supplement-missing {
  color: #e67e22;
}
.supplement-synthesis {
  color: #2e7d32;
}
.supplement-suggestion-item {
  padding: 4px 0;
  font-size: 13px;
  line-height: 1.5;
}

/* ===== 呼叫 AI 输入区 ===== */
.chat-input-bar {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
  flex-shrink: 0;
}
.chat-input-bar textarea {
  flex: 1;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
  font-family: inherit;
  resize: none;
  line-height: 1.4;
  color: var(--text);
}
.chat-input-bar textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.chat-input-bar textarea::placeholder {
  color: var(--text-hint);
}
.btn-send {
  padding: 8px 16px;
  font-size: 13px;
  white-space: nowrap;
}

/* ===== 空状态提示 ===== */
.empty-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-hint);
  font-size: 13px;
  line-height: 2;
  flex: 1;
}

/* ===== 底部控制栏 ===== */
.controlbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  gap: 16px;
}
.control-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.control-center {
  display: flex;
  align-items: center;
  gap: 12px;
}
.speaker-label {
  font-size: 12px;
  color: var(--text-sec);
  white-space: nowrap;
}

/* 按钮 */
.btn {
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:active { transform: scale(0.97); }
.btn-primary.listening {
  background: var(--coral);
}
.btn-ghost {
  background: transparent;
  color: var(--text-sec);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--bg); }
.btn-ghost:active { transform: scale(0.97); }
.btn-icon { font-size: 16px; }

/* 自动切换按钮 */
.btn-autoswitch {
  padding: 6px 12px;
  font-size: 12px;
}
.btn-autoswitch.active {
  background: var(--primary-bg);
  color: var(--primary);
  border-color: var(--primary);
}

/* 说话人切换 */
.speaker-switch {
  display: flex;
  gap: 4px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 3px;
}
.btn-speaker {
  border: none;
  width: 36px;
  height: 32px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
  color: var(--text-hint);
}
.btn-speaker-active.speaker-a {
  background: var(--speaker-a);
  color: #fff;
}
.btn-speaker-active.speaker-b {
  background: var(--speaker-b);
  color: #fff;
}

/* ===== ASR 降级提示 ===== */
.asr-notice {
  text-align: center;
  padding: 8px;
  font-size: 12px;
  background: #FFF8E1;
  color: #854F0B;
  border-bottom: 1px solid #FFE082;
  flex-shrink: 0;
}

/* ===== 设置弹窗 ===== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.modal-settings {
  max-width: 480px;
  width: 90%;
  padding: 0;
  text-align: left;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
}
.settings-body {
  padding: 20px 24px;
  max-height: 60vh;
  overflow-y: auto;
}
.setting-item {
  margin-bottom: 20px;
}
.setting-item label {
  font-size: 14px;
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}
.setting-control {
  display: flex;
  align-items: center;
  gap: 12px;
}
.setting-control input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
}
.setting-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  min-width: 50px;
  text-align: right;
}
.setting-desc {
  font-size: 12px;
  color: var(--text-hint);
  margin-top: 4px;
}

/* Toggle switch */
.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}
.switch input { display: none; }
.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #ccc;
  border-radius: 11px;
  transition: 0.3s;
}
.slider::before {
  content: "";
  position: absolute;
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: 0.3s;
}
.switch input:checked + .slider {
  background: var(--primary);
}
.switch input:checked + .slider::before {
  transform: translateX(18px);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--border);
}

/* ===== 动画 ===== */
@keyframes slideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(0, 0, 0, 0.2); }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .main-layout {
    flex-direction: column;
  }
  .panel-subtitles { flex: 1; }
  .panel-interventions {
    flex: 0 0 40%;
    border-top: 1px solid var(--border);
  }
  .controlbar { padding: 10px 16px; flex-wrap: wrap; }
  .control-center .speaker-label { display: none; }
  .version-tag { display: none; }
}

/* ICP 备案号 */
.icp-footer {
  text-align: center;
  padding: 8px 0;
  font-size: 12px;
  color: var(--text-hint);
}
.icp-footer a {
  color: var(--text-hint);
  text-decoration: none;
}
.icp-footer a:hover {
  color: var(--text-sec);
  text-decoration: underline;
}