/* ===== 基础重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0a;
  --bg-card: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8e8f0;
  --text-dim: rgba(255, 255, 255, 0.4);
  --text-faint: rgba(255, 255, 255, 0.25);
  /* 全局主色统一为蓝（与语音控件 speaking 状态一致） */
  --accent: #4dabf7;
  --accent-glow: rgba(77, 171, 247, 0.4);
  --accent-blue: #4dabf7;
  --blue-glow: rgba(77, 171, 247, 0.4);
  --status-listening: #d4a017;
  --status-thinking: #d4a017;
  --status-speaking: #4dabf7;
  --danger: #ff5858;
  --radius: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== 双栏布局 ===== */
.layout {
  display: flex;
  min-height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
}

/* ===== 应用布局 ===== */
.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  flex: 2;
  min-width: 0;
  position: relative;
}
/* ===== 顶部信息 ===== */
.top-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 28px;
  padding-top: calc(24px + env(safe-area-inset-top, 0px));
}

.app-info h1 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.app-info p {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 3px;
}

/* ===== 图标按钮 ===== */
.icon-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.icon-btn:hover { color: var(--text); background: rgba(255,255,255,0.06); }
.icon-btn.small { padding: 4px; }

/* ===== 通话主区域 ===== */
.call-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  min-height: 50vh;
}

/* ===== 控件集群 ===== */
.control-cluster {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-bottom: 28px;
}

/* ===== 圆形按钮通用 ===== */
.ctrl-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.65);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.ctrl-btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.14);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.3);
}

.ctrl-btn:active:not(:disabled) { transform: scale(0.92); }

.ctrl-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* 麦克风按钮激活态（统一蓝） */
.mic-btn.active {
  background: rgba(77, 171, 247, 0.2);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px rgba(77, 171, 247, 0.25);
}

/* 停止按钮激活态 */
.stop-btn.active {
  background: rgba(255, 88, 88, 0.15);
  border-color: var(--danger);
  color: var(--danger);
}

/* ===== 状态光球（React Bits Orb · WebGL） ===== */
.status-orb {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  background: radial-gradient(circle at 50% 45%, #1a1a26 0%, #0a0a10 70%, #060608 100%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06),
    0 8px 30px rgba(0, 0, 0, 0.55),
    0 0 55px rgba(120, 100, 255, 0.14);
}

.status-orb .orb-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* ===== 状态文字 ===== */
.status {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 14px;
  text-align: center;
  min-height: 18px;
  transition: var(--transition);
}

/* ===== 实时字幕 ===== */
.subtitle {
  min-height: 44px;
  max-width: 88%;
  text-align: center;
  font-size: 14px;
  line-height: 1.6;
  padding: 0 12px;
}

.subtitle-user { color: var(--text-dim); }
.subtitle-ai { color: var(--text); }

.subtitle-user::before { content: "你: "; opacity: 0.4; }
.subtitle-ai::before { content: "AI: "; opacity: 0.5; color: var(--accent); }

/* ===== 右侧图片面板 ===== */
.image-panel {
  flex: 1;
  min-width: 0;
  position: relative;
  overflow: hidden;
}

.side-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  /* 隐藏浏览器注入的媒体浮层（画中画 / 翻译音频按钮等） */
  -webkit-media-controls-enable-playback-gestures: false;
  -webkit-media-controls-playback-rate-display: none;
  -webkit-media-controls-mute-button-display: none;
  -webkit-media-controls-volume-slider-display: none;
  -webkit-media-controls-start-playback-button-display: none;
  -webkit-media-controls-fullscreen-button-display: none;
  -webkit-media-controls-timeline-display: none;
  -webkit-media-controls-current-time-display: none;
  -webkit-media-controls-time-remaining-display: none;
  -webkit-media-controls-toggle-closed-captions-button-display: none;
}

/* 默认形象（如 Helen）：高度自适应，铺满面板避免上下黑边 */
.side-video.fit-fill {
  object-fit: cover;
  object-position: center top;
}
/* Chrome 画中画 / 媒体控制浮层隐藏 */
video::-webkit-media-controls {
  display: none !important;
}
video::-webkit-media-controls-panel {
  display: none !important;
}
video::-webkit-media-controls-overlay-play-button {
  display: none !important;
}
video::-webkit-media-controls-start-playback-button {
  display: none !important;
}
video::-internal-media-controls-overlay-cast-button {
  display: none !important;
}
video::-webkit-media-controls-picture-in-picture-button {
  display: none !important;
}
/* Firefox 画中画按钮 */
video::-moz-media-controls {
  display: none !important;
}

.image-panel-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(10, 10, 10, 0.95), transparent 30%),
    linear-gradient(to left, rgba(10, 10, 10, 0.95), transparent 30%),
    linear-gradient(to bottom, rgba(10, 10, 10, 0.95), transparent 30%),
    linear-gradient(to top, rgba(10, 10, 10, 0.95), transparent 30%);
  pointer-events: none;
}

/* ===== 对话记录面板 ===== */
.transcript-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  border-top: 1px solid var(--border);
  background: transparent;
}

.transcript-panel.expanded {
  max-height: 240px;
  overflow-y: auto;
  /* 顶部内容自然渐隐消失，过渡自然 */
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 18%);
  mask-image: linear-gradient(to bottom, transparent 0%, #000 18%);
}

.transcript-header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 8px 28px;
  position: sticky;
  top: 0;
  background: transparent;
  z-index: 1;
}

.transcript-list {
  padding: 0 28px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.transcript-item {
  max-width: 82%;
  padding: 10px 16px;
  border-radius: 16px;
  font-size: 13px;
  line-height: 1.6;
  animation: msg-in 0.5s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

/* 用户消息：右对齐，亮蓝（主色统一） */
.transcript-item.user {
  margin-left: auto;
  background: linear-gradient(135deg, rgba(77, 171, 247, 0.22), rgba(43, 123, 185, 0.14));
  border: 1px solid rgba(77, 171, 247, 0.28);
  border-bottom-right-radius: 4px;
}

/* AI 消息：左对齐，中性深色毛玻璃 */
.transcript-item.ai {
  margin-right: auto;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom-left-radius: 4px;
  backdrop-filter: blur(6px);
}

.transcript-item .role {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.transcript-item.user .role { color: var(--accent-blue); }
.transcript-item.ai .role { color: var(--accent-blue); opacity: 0.75; }

@keyframes msg-in {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.95);
    filter: blur(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

/* ===== 设置弹窗 ===== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 100;
}

.modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: #141414;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 440px;
  max-height: 85vh;
  overflow-y: auto;
  transform: translateY(16px);
  transition: transform 0.3s ease;
}

.modal-overlay.show .modal { transform: translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 { font-size: 16px; font-weight: 600; }

.modal-body { padding: 20px 20px 16px; }

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
}

/* ===== 表单 ===== */
.form-group { margin-bottom: 14px; }

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.form-group small {
  display: block;
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 4px;
}

.form-group small a { color: var(--accent); text-decoration: none; }

.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }

input[type="text"],
input[type="password"],
textarea,
select {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
}

textarea { resize: vertical; }

input[type="range"] {
  width: 100%;
  -webkit-appearance: none;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

/* ===== 开关组件 ===== */
.switch-label {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 13px !important;
  color: var(--text) !important;
}

.switch-label input[type="checkbox"] { display: none; }

.switch {
  width: 42px; height: 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  position: relative;
  transition: var(--transition);
  flex-shrink: 0;
}

.switch::after {
  content: "";
  position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: white;
  transition: var(--transition);
}

.switch-label input:checked ~ .switch {
  background: var(--accent);
}

.switch-label input:checked ~ .switch::after {
  transform: translateX(18px);
}

/* ===== 按钮 ===== */
.btn-primary {
  background: var(--accent);
  color: #0a0a0a;
  border: none;
  padding: 10px 24px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover { background: rgba(255, 255, 255, 0.1); }
.btn-secondary + .btn-secondary { margin-left: 8px; }

.test-result {
  font-size: 12px;
  margin-left: 8px;
}

.test-result.success { color: #00d09c; }
.test-result.error { color: var(--danger); }

/* ===== 响应式 ===== */

/* 平板及以下：单列布局 */
@media (max-width: 768px) {
  .layout { flex-direction: column; }

  /* 手机端：形象面板全屏铺满（视频通话风格） */
  .image-panel {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    height: 100vh;
    width: 100vw;
    flex: none;
    z-index: 1;
  }

  .image-panel-overlay {
    background:
      linear-gradient(to bottom, rgba(10, 10, 10, 0.35), rgba(10, 10, 10, 0.15) 40%, rgba(10, 10, 10, 0.65) 78%, rgba(10, 10, 10, 0.96));
  }

  /* app 内容：整体压到屏幕下方，底部让出语音控件高度 */
  .app {
    position: relative;
    z-index: 2;
    max-width: 520px;
    margin: 0 auto;
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: calc(96px + env(safe-area-inset-bottom, 0px));
  }

  /* 顶部信息悬浮 */
  .top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    background: linear-gradient(to bottom, rgba(0,0,0,0.55), transparent);
    border-bottom: none;
    padding: calc(12px + env(safe-area-inset-top, 0px)) 16px 20px;
  }

  .app-info h1 { font-size: 16px; color: #fff; text-shadow: 0 1px 6px rgba(0,0,0,0.5); }
  .app-info p { display: none; }

  .icon-btn { padding: 6px; color: rgba(255,255,255,0.9); }

  /* 语音控件：固定在屏幕底部 */
  .control-cluster {
    position: fixed;
    bottom: calc(14px + env(safe-area-inset-bottom, 0px));
    left: 0;
    right: 0;
    gap: 18px;
    margin-bottom: 0;
    z-index: 6;
    justify-content: center;
    display: flex;
    align-items: center;
  }

  .status-orb { width: 62px; height: 62px; }
  .ctrl-btn { width: 36px; height: 36px; }
  .ctrl-btn svg { width: 15px; height: 15px; }

  /* 状态文字 + 字幕：在语音控件上方 */
  .call-area {
    min-height: auto;
    padding: 8px 12px 12px;
    flex: none;
    justify-content: flex-end;
  }

  .status {
    position: static;
    font-size: 11px;
    margin-bottom: 6px;
    color: rgba(255, 255, 255, 0.85);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
    min-height: 15px;
  }

  .subtitle {
    font-size: 12px;
    max-width: 96%;
    min-height: 20px;
    padding: 0 8px;
  }

  /* 名字胶囊：贴顶部 */
  .call-identity { top: 60px; }
  .call-name { font-size: 14px; padding: 2px 10px; }

  /* 切换按钮：贴图面底部（字幕上方） */
  .char-nav {
    top: auto;
    bottom: 150px;
    transform: none;
    width: 34px;
    height: 34px;
    font-size: 20px;
  }
  .char-nav:active { transform: scale(0.9); }
  .char-nav-left { left: 14px; }
  .char-nav-right { right: 14px; }

  /* 对话记录 / 记忆面板：从底部弹出 */
  .transcript-panel.expanded { max-height: 40vh; }
  .transcript-list, .memory-header, .memory-list { padding-left: 16px; padding-right: 16px; }

  /* app 底部让出输入栏 + 语音控件高度 */
  .app { padding-bottom: calc(140px + env(safe-area-inset-bottom, 0px)); }

  /* 切换按钮上移避开输入栏 */
  .char-nav { bottom: 190px; }

  /* 文字输入栏：浮在语音控件上方 */
  .text-input-bar {
    position: fixed;
    bottom: calc(72px + env(safe-area-inset-bottom, 0px));
    left: 0;
    right: 0;
    z-index: 6;
    padding: 8px 14px;
    margin: 0;
    max-width: 520px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
  }

  .text-input-bar input {
    padding: 10px 16px;
    font-size: 15px;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(12px);
  }

  .send-btn { width: 40px; height: 40px; }

  /* 弹窗贴边 */
  .modal {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 16px 16px 0 0;
  }
  .modal-overlay { align-items: flex-end; padding: 0; }
}

@media (max-width: 380px) {
  .control-cluster { gap: 14px; }
  .status-orb { width: 56px; height: 56px; }
  .ctrl-btn { width: 32px; height: 32px; }
  .call-name { font-size: 13px; }
  .char-nav { bottom: 180px; }
}

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }


/* 副标题用人物名标注（统一主色蓝） */
.subtitle-ai::before {
  content: attr(data-name) ": ";
  opacity: 0.5;
  color: var(--accent-blue);
}

/* ===== 人物编辑弹窗补充 ===== */

.char-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-spacer { flex: 1; }

.btn-danger {
  background: rgba(255, 88, 88, 0.12);
  color: var(--danger);
  border: 1px solid rgba(255, 88, 88, 0.35);
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-danger:hover {
  background: rgba(255, 88, 88, 0.22);
}

.hidden { display: none !important; }

/* 人物形象面板默认态（无自定义媒体时显示纯黑背景） */
.image-panel.default-media {
  background: #000;
}

/* 形象媒体统一纯黑底，contain 模式下留白区域融入背景 */
.image-panel {
  background: #000;
}

.image-panel.default-media .side-video {
  opacity: 0.85;
}

/* 顶部按钮组 */
.top-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===== 形象媒体选择器 ===== */
.media-picker { display: flex; flex-direction: column; gap: 10px; }

/* 三选一 tab（上传 / 图片链接 / AI 生成） */
.media-tabs {
  display: flex;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 3px;
}

.media-tab {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 500;
  padding: 7px 0;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.media-tab:hover { color: var(--text); }

.media-tab.active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

/* 面板内容 */
.media-pane { display: flex; flex-direction: column; }

.media-upload-btn { align-self: flex-start; }

.media-url-input {
  font-size: 13px;
  padding: 9px 12px;
}

.media-ai-row {
  display: flex;
  gap: 8px;
}

.media-ai-input {
  flex: 1;
  font-size: 13px;
  padding: 9px 12px;
}

.media-ai-btn {
  flex: none;
  white-space: nowrap;
  padding: 8px 16px;
}

.media-ai-status {
  font-size: 12px;
  color: var(--text-faint);
  padding-left: 2px;
}

.media-ai-status.success { color: #00d09c; }
.media-ai-status.error { color: var(--danger); }

/* AI 生成：无 API Key 时的入口提示块 */
.media-ai-nosetup {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 14px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
}
.media-ai-nosetup-tip {
  margin: 0;
  font-size: 12px;
  color: var(--text-faint);
  line-height: 1.5;
}
.media-ai-setup-btn { align-self: flex-start; }

/* 弹窗内分区小标题 */
.form-section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  text-transform: uppercase;
  margin: 20px 0 10px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.form-section-label:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* 可选字段小标签 */
.optional-tag {
  font-size: 10px;
  font-weight: 400;
  color: var(--text-faint);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  padding: 1px 6px;
  margin-left: 4px;
  vertical-align: 1px;
}

.media-actions { display: flex; gap: 8px; }

.btn-sm { padding: 6px 12px; font-size: 12px; }

.media-preview {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.4);
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-preview.hidden { display: none; }

.media-preview-el {
  width: 100%;
  max-height: 160px;
  object-fit: contain;
  display: block;
}

.media-preview-label {
  position: absolute;
  top: 8px;
  left: 10px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(0, 0, 0, 0.55);
  padding: 2px 8px;
  border-radius: 999px;
  z-index: 2;
}

.media-remove {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-remove:hover { background: rgba(255, 88, 88, 0.8); }

.media-hint { font-size: 11px; color: var(--text-faint); }

/* ===== 微信通话式角色标识（形象图上方） ===== */
.call-identity {
  position: absolute;
  top: 34px;
  left: 0;
  right: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.7);
}

/* 名字 + 编辑按钮 一行 */
.call-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.call-name {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #fff;
  padding: 4px 16px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  white-space: nowrap;
  cursor: text;
  transition: border-color 0.2s, background 0.2s;
  /* 父级 pointer-events:none，这里重新开启可点击；z-index 保证在动态图片之上 */
  pointer-events: auto;
  position: relative;
  z-index: 6;
}
.call-name:hover {
  border-color: rgba(77, 171, 247, 0.7);
  background: rgba(0, 0, 0, 0.6);
}
.call-name-input {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #fff;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(77, 171, 247, 0.8);
  outline: none;
  text-align: center;
  width: 180px;
  max-width: 60vw;
  /* 父级 pointer-events:none，这里重新开启可输入；z-index 保证在动态图片之上 */
  pointer-events: auto;
  position: relative;
  z-index: 6;
}
.call-name-input:focus {
  border-color: var(--accent-blue, #4dabf7);
  box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.25);
}

/* ===== 左右切换按钮（形象图底部两侧） ===== */
.char-nav {
  position: absolute;
  bottom: 26px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(0, 0, 0, 0.45);
  color: rgba(255, 255, 255, 0.9);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.char-nav:hover {
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.char-nav:active { transform: scale(0.9); }

.char-nav-left { left: 18px; }
.char-nav-right { right: 18px; }

/* 桌面端：切换按钮固定在视口底部右侧，不随图片高度变化移动 */
@media (min-width: 769px) {
  .char-nav {
    position: fixed;
    bottom: 26px;
    z-index: 15;
  }
  /* 左按钮：位于图片面板（右栏）左侧边缘内侧 */
  .char-nav-left {
    left: max(0px, calc((100vw - 1400px) / 2 + 933px + 18px));
  }
  .char-nav-right { right: 18px; }
}

/* ===== 编辑当前角色按钮（名字右侧） ===== */
.char-edit-btn {
  pointer-events: auto;
  position: relative;
  z-index: 6;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.5);
  color: rgba(255, 255, 255, 0.92);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  backdrop-filter: blur(6px);
  transition: var(--transition);
}
.char-edit-btn:hover {
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  border-color: rgba(77, 171, 247, 0.8);
}
.char-edit-btn:active { transform: scale(0.9); }

/* ===== 记忆面板 ===== */
.memory-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  border-top: 1px solid var(--border);
  background: transparent;
}

.memory-panel.open {
  max-height: 260px;
  overflow-y: auto;
}

.memory-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 28px;
  position: sticky;
  top: 0;
  background: transparent;
  z-index: 1;
}

.memory-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.memory-count {
  font-size: 11px;
  color: var(--text-faint);
}

.memory-header .icon-btn { margin-left: auto; }

.memory-list {
  padding: 4px 28px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.memory-empty {
  font-size: 12px;
  color: var(--text-faint);
  text-align: center;
  padding: 16px 0;
}

.memory-item {
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  backdrop-filter: blur(6px);
}

.memory-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.memory-item-time {
  font-size: 11px;
  color: var(--text-faint);
  font-family: ui-monospace, Consolas, monospace;
}

.memory-del {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 4px;
  border-radius: 4px;
  transition: var(--transition);
}

.memory-del:hover { color: var(--danger); background: rgba(255, 88, 88, 0.1); }

.memory-item-text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text);
}

/* ===== 音色锁定提示 ===== */
.voice-lock-hint {
  font-size: 11px;
  color: var(--text-faint);
  font-weight: 400;
}

/* 编辑弹窗：当前实际关联的音色文件提示 */
.voice-file-hint {
  display: block;
  font-size: 11px;
  color: var(--accent, #4dabf7) !important;
  margin-top: 5px;
  word-break: break-all;
}

select:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ===== 文字输入栏 ===== */
.text-input-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding: 14px 20px;
  padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px));
}

/* 桌面端：输入栏固定在视口底部，不随内容滚动/高度变化移动 */
@media (min-width: 769px) {
  /* 锁定页面滚动：桌面端只有聊天面板内部可滚 */
  html, body {
    height: 100%;
    overflow: hidden;
  }
  .layout { height: 100vh; }
  .text-input-bar {
    position: fixed;
    bottom: 0;
    left: max(0px, calc((100vw - 1400px) / 2)); /* 与 .layout 左侧对齐 */
    width: 66.66%; /* 与 .app flex:2 / (2+1) 一致 */
    max-width: 933px; /* 1400px × 2/3 */
    z-index: 20;
  }
  /* 左侧栏固定一屏高度，禁止页面上下滚动 */
  .app {
    height: 100vh;
    overflow: hidden;
    padding-bottom: 0;
  }
  /* 聊天记录 / 记忆面板：绝对定位于输入栏上方，不参与文档流、不撑高页面 */
  .transcript-panel,
  .memory-panel {
    position: absolute;
    left: 20px;
    right: 20px;
    bottom: calc(84px + env(safe-area-inset-bottom, 0px));
    z-index: 18;
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  }
  /* 未展开时彻底隐藏（不显示边框线） */
  .transcript-panel:not(.expanded),
  .memory-panel:not(.open) {
    max-height: 0 !important;
    border: none;
    overflow: hidden;
  }
  .transcript-panel.expanded { max-height: 240px; }
  .memory-panel.open { max-height: 260px; }
  /* 通话主区域自适应，不撑高 */
  .call-area { min-height: 0; flex: 1 1 auto; }
  /* 语音控件整体上移 */
  .call-area {
    justify-content: center;
    padding-bottom: 240px;
  }
}

.text-input-bar input {
  flex: 1;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 12px 18px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

.text-input-bar input::placeholder { color: var(--text-faint); }

.text-input-bar input:focus {
  border-color: var(--accent-blue);
  background: rgba(255, 255, 255, 0.09);
  box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.08);
}

.send-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--accent-blue);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
  box-shadow: 0 2px 14px rgba(77, 171, 247, 0.3);
}

.send-btn:hover { transform: scale(1.06); }
.send-btn:active { transform: scale(0.92); }

.send-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ============================================================
   人物弹窗 · iOS 纯黑风格（仅作用域限定 #characterModal）
   只影响创建/编辑角色的这个弹窗，其余 UI 一律不动
   ============================================================ */
#characterModal.modal-overlay {
  background: rgba(0, 0, 0, 0.72);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  backdrop-filter: blur(20px) saturate(140%);
}

#characterModal .modal {
  background: #101012;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  max-width: 420px;
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
}

#characterModal .modal-header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#characterModal .modal-header h2 {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

#characterModal .modal-body {
  padding: 18px 20px 8px;
}

#characterModal .form-group {
  margin-bottom: 14px;
}

#characterModal .form-group label {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 6px;
}

#characterModal .form-group small {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 5px;
}

#characterModal input[type="text"],
#characterModal textarea,
#characterModal select {
  background: #1c1c1f;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 11px 14px;
  color: #fff;
  font-size: 14px;
  -webkit-appearance: none;
  appearance: none;
}

#characterModal input[type="text"]::placeholder,
#characterModal textarea::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

#characterModal input[type="text"]:focus,
#characterModal textarea:focus,
#characterModal select:focus {
  border-color: rgba(10, 132, 255, 0.8);
  background: #202024;
  box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.18);
}

/* 音色下拉：iOS 风格箭头 */
#characterModal select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.6)' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* 媒体选择器（参考图）适配纯黑 */
#characterModal .media-picker { gap: 10px; }

#characterModal .media-tabs {
  background: rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  padding: 3px;
}

#characterModal .media-tab {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  padding: 7px 0;
  border-radius: 8px;
}

#characterModal .media-tab.active {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}

#characterModal .media-pane input[type="text"],
#characterModal .media-ai-input {
  background: #1c1c1f;
  border-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  font-size: 13px;
}

#characterModal .media-preview {
  border-color: rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.4);
  min-height: 90px;
}

#characterModal .media-preview-label {
  background: rgba(0, 0, 0, 0.6);
  color: rgba(255, 255, 255, 0.7);
}

#characterModal .btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: #fff;
  font-size: 13px;
}

#characterModal .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
}

#characterModal .media-ai-status { color: rgba(255, 255, 255, 0.5); }
#characterModal .media-ai-status.success { color: #30d158; }
#characterModal .media-ai-status.error { color: #ff453a; }

/* 底部创建按钮：iOS 蓝色大按钮 */
#characterModal .modal-footer {
  padding: 14px 20px calc(18px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

#characterModal .char-create-btn {
  width: 100%;
  background: #0a84ff;
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 13px 0;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
  box-shadow: none;
}

#characterModal .char-create-btn:hover {
  opacity: 0.88;
  transform: none;
}

#characterModal .char-create-btn:active { opacity: 0.7; }

#characterModal .char-create-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#characterModal .char-modal-footer {
  justify-content: flex-end;
  gap: 10px;
}

#characterModal .btn-danger {
  background: rgba(255, 69, 58, 0.12);
  color: #ff453a;
  border: 1px solid rgba(255, 69, 58, 0.3);
  border-radius: 10px;
  font-size: 14px;
  padding: 10px 18px;
}

#characterModal .btn-danger:hover { background: rgba(255, 69, 58, 0.22); }

/* 移动端贴底卡片 */
@media (max-width: 768px) {
  #characterModal .modal {
    border-radius: 20px 20px 0 0;
    max-height: 92vh;
  }
  #characterModal .modal-body { padding-bottom: 6px; }
}

/* ===== 全屏加载弹窗（预加载角色视频/音频） ===== */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: radial-gradient(1200px 800px at 50% 35%, #14141c 0%, #0a0a0a 60%, #050507 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.6s;
}
.loading-overlay.loading-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 34px;
  width: min(420px, calc(100vw - 48px));
  text-align: center;
}

/* 顶部 Logo */
.loading-logo h1 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-top: 20px;
  background: linear-gradient(135deg, #e8e8f0, #9db4d0);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.loading-logo p {
  font-size: 13px;
  color: var(--text-faint);
  margin-top: 6px;
}

/* 呼吸光球（呼应通话状态光球） */
.loading-orb {
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, #7cc0ff, #2f7fd6 55%, #123a66);
  box-shadow: 0 0 40px rgba(77, 171, 247, 0.45), 0 0 90px rgba(77, 171, 247, 0.18);
  animation: loadingPulse 1.6s ease-in-out infinite;
}
@keyframes loadingPulse {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50%      { transform: scale(1.12); opacity: 1; }
}

/* 进度条 */
.loading-progress-wrap {
  width: 100%;
}
.loading-bar {
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.loading-bar-fill {
  width: 0%;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #4dabf7, #7cc0ff);
  box-shadow: 0 0 12px rgba(77, 171, 247, 0.6);
  transition: width 0.25s ease;
}
.loading-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 10px;
}
.loading-pct {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.loading-detail {
  font-size: 12px;
  color: var(--text-faint);
}

/* 重新加载 / 仍然进入 */
.loading-refresh {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 13px;
  padding: 8px 16px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, opacity 0.2s;
}
.loading-refresh:hover:not(:disabled) {
  background: rgba(77, 171, 247, 0.14);
  color: var(--accent);
  border-color: rgba(77, 171, 247, 0.45);
}
.loading-refresh:disabled {
  opacity: 0.35;
  cursor: default;
}
.loading-refresh.loading-enter {
  margin-left: 10px;
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.28);
}