/* 抖音热点全域雷达 · 1of10 官方真实 Clean SaaS 设计系统 (CSS) */

:root {
  /* 1of10 官方真实 Clean SaaS 调色盘 */
  --bg-app: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-subtle: #f1f5f9;
  
  /* 1of10 精密微边框 */
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(34, 96, 243, 0.35);
  --border-active: #2260f3;
  --highlight-inset: inset 0 1px 0 rgba(255, 255, 255, 0.8);
  
  /* 1of10 视网膜文字体系 */
  --text-main: #0f131b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  /* 1of10 官方品牌电光蓝与功能色 */
  --brand: #2260f3;
  --brand-hover: #1a4fd4;
  --brand-light: #eef4ff;
  
  /* 1of10 爆款红勋章色 */
  --outlier-red: #e24b4b;
  --outlier-red-light: #fef2f2;
  
  --good: #059669;
  --good-light: #ecfdf5;
  
  --hot: #d97706;
  --hot-light: #fffbeb;
  
  --danger: #dc2626;
  --danger-light: #fef2f2;
  
  --cyan: #0284c7;
  --cyan-light: #f0f9ff;
  
  --purple: #7c3aed;
  --purple-light: #f5f3ff;
  
  /* 1of10 官方柔和多阶投影 */
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 16px -2px rgba(15, 23, 42, 0.06), 0 0 0 1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 16px 36px -6px rgba(15, 23, 42, 0.1), 0 0 0 1px rgba(15, 23, 42, 0.06);
  --shadow-outlier-hover: 0 16px 32px -4px rgba(34, 96, 243, 0.18), 0 0 0 1.5px #2260f3;

  --font-family: "Outfit", "Urbanist", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-card: 16px;
}

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

html, body {
  width: 100%;
  height: 100%;
  background: var(--bg-app);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 13.5px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button {
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  outline: none;
  transition: all 0.15s ease;
}

input, textarea {
  font-family: inherit;
  font-size: 13px;
  color: var(--text-main);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  outline: none;
  transition: border-color 0.15s;
}

input:focus, textarea:focus {
  border-color: var(--brand);
}

.hidden {
  display: none !important;
}

/* ==================== 顶部导航栏 (1of10 Clean 风格) ==================== */
.topbar {
  height: 60px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.topbar-inner {
  max-width: 1720px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #2260f3, #1a4fd4);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(34, 96, 243, 0.3);
}

.brand-text {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.2px;
}

.brand-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--brand);
  background: #eef4ff;
  padding: 2px 7px;
  border-radius: 999px;
  border: 1px solid rgba(34, 96, 243, 0.2);
}

.topbar-center {
  display: flex;
  align-items: center;
  gap: 12px;
}

.track-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.16s ease;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.track-pill:hover {
  border-color: var(--brand);
  background: #f8fafc;
}

.track-icon {
  color: var(--brand);
  display: flex;
  align-items: center;
}

.track-arrow {
  color: #94a3b8;
  font-size: 10px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.dot-green {
  background: #10b981;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.dot-amber {
  background: #f59e0b;
}

.dot-gray {
  background: #94a3b8;
}

.update-clock {
  font-size: 11.5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.countdown {
  color: var(--brand);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #e2e8f0;
  color: #334155;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* 按钮风格 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-weight: 550;
  transition: all 0.15s;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-primary:hover {
  background: var(--brand-hover);
}

.btn-ghost {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
  border-color: var(--text-muted);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.btn-xs {
  padding: 3px 8px;
  font-size: 11px;
}

.btn-basket {
  position: relative;
}

.badge {
  background: var(--brand);
  color: #fff;
  border-radius: 10px;
  padding: 1px 6px;
  font-size: 10.5px;
  font-weight: 700;
}

.user-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand-light);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 11px;
}

/* 悬浮更新胶囊（防位移核心） */
.update-pill {
  position: fixed;
  top: 68px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  background: rgba(30, 41, 59, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--brand);
  border-radius: 30px;
  padding: 6px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  animation: slideDown 0.25s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translate(-50%, -10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

.btn-pill-action {
  background: var(--brand);
  color: #fff;
  padding: 3px 10px;
  border-radius: 14px;
  font-size: 11.5px;
  font-weight: 600;
}

.btn-pill-close {
  color: var(--text-muted);
  font-size: 12px;
  padding: 2px;
}

/* ==================== 响应式三栏工作台 ==================== */
.workbench {
  max-width: 1720px;
  margin: 0 auto;
  padding: 16px 20px 40px;
  display: grid;
  grid-template-columns: 240px 1fr 340px;
  gap: 20px;
  align-items: start;
}

/* 左侧控制栏 */
.sidebar {
  width: 256px;
  flex-shrink: 0;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
}

.seg button:last-child {
  border-right: none;
}

.seg button.on {
  background: var(--brand-light);
  color: var(--brand);
  font-weight: 600;
}

.seg-vertical {
  flex-direction: column;
}

.seg-vertical button {
  border-right: none;
  border-bottom: 1px solid var(--border-subtle);
  text-align: left;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
}

.seg-vertical button:last-child {
  border-bottom: none;
}

.scope-input-wrapper input {
  width: 100%;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  padding: 4px 9px;
  border-radius: 6px;
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 11.5px;
}

.chip.on {
  background: var(--brand-light);
  color: var(--brand);
  border-color: var(--brand);
  font-weight: 600;
}

.chip-hot.on {
  background: var(--hot-light);
  color: var(--hot);
  border-color: var(--hot);
}

.chip-good.on {
  background: var(--good-light);
  color: var(--good);
  border-color: var(--good);
}

.switch-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.switch-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text-secondary);
}

.switch-item input {
  accent-color: var(--brand);
}

/* ==================== 中间主视区 ==================== */
.main-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

/* 统计条 */
.stat-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 14px;
}

.stat-label {
  display: block;
  font-size: 11.5px;
  color: var(--text-muted);
}

.stat-val {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.c-good { color: var(--good); }
.c-hot { color: var(--hot); }
.c-mute { color: var(--text-muted); }

/* 工具栏 */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 200px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-box svg {
  position: absolute;
  left: 10px;
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  padding-left: 32px;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.view-mode-seg {
  display: flex;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.view-mode-seg button {
  padding: 4px 8px;
  font-size: 11px;
}

.view-mode-seg button.on {
  background: var(--brand);
  color: #fff;
  border-radius: 4px;
}

/* 全榜走势折叠栏 */
.trend-collapse {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.trend-summary {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.trend-tip-text {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: normal;
}

.board-chart-container {
  padding: 10px 14px;
  border-top: 1px solid var(--border-subtle);
}

/* ==================== 卡片流 (Feed) ==================== */
.feed-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.radar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.radar-card:hover {
  border-color: var(--text-muted);
}

.radar-card.open {
  border-color: var(--brand);
  box-shadow: 0 0 0 1px var(--brand);
}

.radar-card.is-blocked {
  opacity: 0.55;
  background: #151a24;
}

.card-summary {
  padding: 12px 16px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  cursor: pointer;
}

.card-rank {
  flex: 0 0 28px;
  height: 28px;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  color: var(--text-secondary);
}

.card-rank.top-rank {
  background: var(--brand-light);
  color: var(--brand);
}

.card-thumb {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
}

.thumb-ph {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--text-muted);
}

.card-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.card-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.card-word {
  font-size: 15px;
  font-weight: 650;
  color: #fff;
}

.card-meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  padding: 1.5px 7px;
  border-radius: 4px;
  background: var(--bg-subtle);
  color: var(--text-secondary);
}

.tag-hot { background: var(--hot-light); color: var(--hot); }
.tag-surge { background: var(--brand-light); color: var(--brand); font-weight: 600; }
.tag-good { background: var(--good-light); color: var(--good); }
.tag-scope { background: var(--purple-light); color: var(--purple); font-weight: 600; }
.tag-hook { border: 1px dashed var(--brand); color: var(--brand); }

.card-score-box {
  flex: 0 0 90px;
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.score-num {
  font-size: 18px;
  font-weight: 700;
  color: var(--brand);
}

.score-progress {
  width: 100%;
  height: 4px;
  background: var(--bg-app);
  border-radius: 2px;
  overflow: hidden;
}

.score-progress-bar {
  height: 100%;
  background: var(--brand);
}

.card-action-bar {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.btn-icon-tag {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.btn-icon-tag:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.btn-icon-tag.active {
  border-color: var(--brand);
  color: var(--brand);
}

/* 分镜展开详情区 (三幕结构) */
.card-detail-pane {
  padding: 16px;
  border-top: 1px solid var(--border-subtle);
  background: #141a24;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.story-board-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.story-act {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.act-head {
  font-size: 11px;
  font-weight: 700;
  color: var(--brand);
}

.act-body {
  font-size: 12.5px;
  color: var(--text-main);
  line-height: 1.45;
}

.detail-prompt-box {
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 12.5px;
  color: #e2e8f0;
  font-family: monospace;
  white-space: pre-wrap;
  line-height: 1.5;
}

.detail-kv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  font-size: 12px;
}

.kv-item b {
  color: var(--text-muted);
  margin-right: 6px;
}

.detail-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
}

.feedback-btns {
  display: flex;
  gap: 6px;
  align-items: center;
}

.copy-btns {
  display: flex;
  gap: 6px;
}

/* ==================== 官方热点宝区 ==================== */
.hotspot-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 10px;
}

.hotspot-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.hotspot-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ==================== 右侧抽屉 (选题箱) ==================== */
.workbench-drawer {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  position: sticky;
  top: 72px;
  max-height: calc(100vh - 90px);
  display: flex;
  flex-direction: column;
}

.drawer-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.drawer-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 650;
  font-size: 13.5px;
}

.drawer-count {
  background: var(--brand-light);
  color: var(--brand);
  padding: 1px 6px;
  border-radius: 10px;
  font-size: 11px;
}

.drawer-content {
  padding: 12px;
  overflow-y: auto;
  flex: 1;
}

.basket-empty {
  text-align: center;
  padding: 30px 10px;
  color: var(--text-muted);
}

.basket-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px;
  margin-bottom: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

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

.basket-card-word {
  font-weight: 600;
  color: #fff;
}

.btn-remove-basket {
  color: var(--text-muted);
  font-size: 12px;
}

.btn-remove-basket:hover {
  color: var(--danger);
}

/* ==================== 模态弹窗系统 ==================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-card {
  width: 480px;
  max-width: 90vw;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalPop 0.2s ease-out;
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 15px;
  font-weight: 650;
}

.modal-close {
  color: var(--text-muted);
  font-size: 14px;
}

.modal-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-footer {
  padding: 10px 18px;
  background: var(--bg-app);
  border-top: 1px solid var(--border-subtle);
  font-size: 11px;
  color: var(--text-muted);
}

.hotspot-status-box {
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 4px;
}

.status-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.qr-container {
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-app);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.qr-image {
  width: 170px;
  height: 170px;
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 6px;
}

.cookie-textarea {
  width: 100%;
  height: 110px;
  resize: vertical;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 12px;
}

.form-group label {
  font-size: 12px;
  color: var(--text-secondary);
}

.form-tip {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 10px;
}

/* ==================== 全局 Tooltip 与 Toast ==================== */
.chart-tooltip {
  position: fixed;
  z-index: 2000;
  pointer-events: none;
  background: rgba(15, 20, 28, 0.95);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 11.5px;
  box-shadow: var(--shadow-md);
  color: #fff;
  transition: opacity 0.1s ease, transform 0.1s ease;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2100;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-left: 4px solid var(--brand);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 550;
  box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.3), 0 0 0 1px rgba(0, 0, 0, 0.05);
  color: #ffffff;
  letter-spacing: -0.1px;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: slideInRight 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* 响应式断点适配 */
@media (max-width: 1200px) {
  .workbench {
    grid-template-columns: 220px 1fr;
  }
  .workbench-drawer {
    display: none;
  }
}

@media (max-width: 768px) {
  .workbench {
    grid-template-columns: 1fr;
  }
  .sidebar {
    display: none;
  }
}

/* ================= 赛道聚焦工作台增量样式 ================= */

/* 顶部赛道切换胶囊 */
.track-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(99, 102, 241, 0.15));
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: 20px;
  padding: 5px 12px;
  color: #f8fafc;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}
.track-pill:hover {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.25), rgba(99, 102, 241, 0.25));
  border-color: #38bdf8;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
}
.track-pill .track-name {
  color: #38bdf8;
  font-weight: 600;
}
.track-pill .track-arrow {
  font-size: 11px;
  color: #94a3b8;
}

/* 赛道宏观量化基准卡栏 (1of10 黑曜精密风格) */
.track-benchmark-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}
.bm-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.18s ease;
}
.bm-card:hover {
  border-color: rgba(34, 96, 243, 0.35);
  box-shadow: var(--shadow-md);
}
.bm-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.1px;
}
.bm-val-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.bm-val {
  font-size: 22px;
  font-weight: 750;
  letter-spacing: -0.5px;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
}
.bm-val.c-good {
  color: #059669;
}
.bm-val.c-hot {
  color: #e24b4b;
}
.bm-badge {
  font-size: 10.5px;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
}
.badge-good {
  background: rgba(5, 150, 105, 0.1);
  color: #059669;
  border: 1px solid rgba(5, 150, 105, 0.25);
}
.bm-sub {
  font-size: 11px;
  color: var(--text-muted);
}

/* 赛道双轨切换 Tabs */
.track-tabs-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}
.tab-count {
  font-size: 10px;
  background: rgba(255, 255, 255, 0.1);
  padding: 1px 5px;
  border-radius: 10px;
  margin-left: 4px;
  color: #94a3b8;
}
.track-tab-hint {
  font-size: 12px;
  color: #64748b;
}

/* 成熟爆款筛选模式药丸栏 (1of10 / TrendTok) */
.outlier-filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
}
.outlier-filter-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 600;
}
.outlier-seg {
  background: #f1f5f9;
  border-radius: 8px;
  padding: 2px;
  display: inline-flex;
}
.outlier-seg button {
  font-size: 11.5px;
  font-weight: 550;
  padding: 3px 9px;
  border-radius: 6px;
  color: #475569;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}
.outlier-seg button:hover {
  color: var(--text-main);
}
.outlier-seg button.on {
  background: #ffffff;
  color: var(--brand);
  font-weight: 650;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* 赛道品类选择网格与高对比度交互 */
.track-section-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.cat-card {
  background: #ffffff;
  border: 1.5px solid rgba(15, 23, 42, 0.12);
  border-radius: 10px;
  padding: 10px 8px;
  text-align: center;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.cat-card small {
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
}
.cat-card:hover {
  border-color: var(--brand);
  color: var(--brand);
  background: var(--brand-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(34, 96, 243, 0.12);
}
.cat-card.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(34, 96, 243, 0.35);
  transform: translateY(-1px);
}
.cat-card.active small {
  color: rgba(255, 255, 255, 0.9);
}

.sub-tag-chip {
  background: #f1f5f9;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 16px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 550;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.16s ease;
}
.sub-tag-chip:hover {
  background: #e2e8f0;
  border-color: var(--brand);
  color: var(--brand);
}
.sub-tag-chip.active {
  background: var(--brand-light);
  border-color: var(--brand);
  color: var(--brand);
  font-weight: 700;
  box-shadow: 0 0 0 1px var(--brand);
}

/* 下钻抽屉内部样式 */
.drilldown-scroll {
  overflow-y: auto;
  max-height: calc(100vh - 120px);
  padding-right: 4px;
}
.dd-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 12px;
}
.dd-section-title {
  font-size: 12px;
  font-weight: 600;
  color: #f1f5f9;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.dd-tags-box {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.dd-search-tag {
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 11.5px;
  color: #38bdf8;
}
.dd-video-card {
  display: flex;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 8px;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
.dd-video-card:hover {
  background: #141821;
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateX(2px);
}
.dd-video-card:last-child {
  margin-bottom: 0;
}
.dd-video-cover {
  width: 64px;
  height: 86px;
  border-radius: 6px;
  object-fit: cover;
  background: #090a0c;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}
.dd-video-meta {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  flex: 1;
}
.dd-video-title {
  font-size: 12.5px;
  font-weight: 550;
  line-height: 1.45;
  color: #f1f5f9;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dd-video-stats {
  display: flex;
  gap: 10px;
  font-size: 11px;
  color: #94a3b8;
  margin-top: 4px;
}

/* ==================== 深度下钻 Slide-over 全局抽屉 (1of10 高奢黑曜质感) ==================== */
.drilldown-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 520px;
  max-width: 94vw;
  background: rgba(14, 16, 20, 0.94);
  backdrop-filter: blur(28px) saturate(180%);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: -16px 0 48px rgba(0, 0, 0, 0.75);
  z-index: 1050;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.drilldown-drawer.open {
  transform: translateX(0);
}

.drilldown-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
  z-index: 1040;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.drilldown-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

/* ==================== 1of10 级爆款标杆卡 (Benchmark Card) ==================== */
.benchmark-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.benchmark-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.bc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.bc-title-box {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.bc-word {
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.25px;
}

.bc-hot-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.bc-hot-num {
  font-weight: 600;
  color: #cbd5e1;
}

.bc-delta {
  font-weight: 600;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
}

/* 1of10 核心海报级布局：加大封面比例与光学边缘 */
.bc-body {
  display: flex;
  gap: 16px;
  align-items: stretch;
}

.bc-cover-wrapper {
  position: relative;
  width: 216px;
  height: 130px;
  flex-shrink: 0;
  border-radius: 6px;
  overflow: hidden;
  background: #090b0e;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08), 0 2px 8px rgba(0, 0, 0, 0.5);
}

.bc-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.benchmark-card:hover .bc-cover-img {
  transform: scale(1.03);
}

.bc-cover-ph {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #475569;
  font-size: 11px;
  background: #0f1217;
}

.bc-duration-badge {
  position: absolute;
  right: 6px;
  bottom: 6px;
  background: rgba(0, 0, 0, 0.75);
  color: #f8fafc;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-variant-numeric: tabular-nums;
}

.bc-lowfans-badge {
  position: absolute;
  left: 6px;
  top: 6px;
  background: rgba(244, 63, 94, 0.2);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.5);
  backdrop-filter: blur(8px);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

/* 1of10 极简指标矩阵：彻底剔除生硬深灰方块 */
.bc-metrics-matrix {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
}

.bc-video-title {
  font-size: 12.5px;
  font-weight: 500;
  color: #cbd5e1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

.bc-video-prefix {
  color: #38bdf8;
  font-weight: 600;
  font-size: 10.5px;
  background: rgba(56, 189, 248, 0.1);
  padding: 1px 5px;
  border-radius: 3px;
  margin-right: 4px;
}

.bc-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 16px;
  padding: 8px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.bc-stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.bc-stat-lbl {
  font-size: 10.5px;
  color: #64748b;
  font-weight: 500;
}

.bc-stat-val {
  font-size: 12.5px;
  font-weight: 600;
  color: #f1f5f9;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 4px;
  flex-wrap: wrap;
}

.bc-footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bc-btn-drilldown {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(56, 189, 248, 0.06);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #38bdf8;
  font-size: 11.5px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 6px;
  transition: all 0.18s ease;
  cursor: pointer;
}

.bc-btn-drilldown:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: #38bdf8;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.25);
  color: #ffffff;
}

.bc-footer-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 640px) {
  .bc-body {
    flex-direction: column;
  }
  .bc-cover-wrapper {
    width: 100%;
    height: 150px;
  }
}


/* ==================== 1of10 官方真实 Outlier Card 网格系统 ==================== */
.feed-grid.layout-story {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 20px;
}

.benchmark-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.benchmark-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 96, 243, 0.4);
  box-shadow: var(--shadow-outlier-hover);
}

.bc-cover-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0f131b;
  overflow: hidden;
}

.bc-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.benchmark-card:hover .bc-cover-img {
  transform: scale(1.03);
}

.bc-duration-badge {
  position: absolute;
  right: 8px;
  bottom: 8px;
  background: rgba(15, 19, 27, 0.8);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 6px;
  letter-spacing: 0.2px;
}

.bc-outlier-corner {
  position: absolute;
  left: 8px;
  top: 8px;
  background: #e24b4b;
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(226, 75, 75, 0.4);
}

.bc-rank-pill {
  position: absolute;
  right: 8px;
  top: 8px;
  background: rgba(15, 19, 27, 0.65);
  backdrop-filter: blur(6px);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
}

.bc-info-body {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.bc-title-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.bc-outlier-pill {
  font-weight: 700;
  font-size: 12px;
  padding: 2px 7px;
  border-radius: 6px;
  flex-shrink: 0;
  letter-spacing: -0.3px;
  line-height: 1.4;
  color: #ffffff;
}

.bc-outlier-pill.pill-hot {
  background: var(--outlier-red);
  box-shadow: 0 2px 6px rgba(226, 75, 75, 0.35);
}

.bc-outlier-pill.pill-normal {
  background: #2563eb;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.bc-emerging-corner {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(37, 99, 235, 0.92);
  color: #ffffff;
  font-size: 10px;
  font-weight: 650;
  padding: 2px 7px;
  border-radius: 5px;
  backdrop-filter: blur(4px);
}

.bc-title-text {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  letter-spacing: -0.2px;
}

.bc-case-title {
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
}

.bc-case-tag {
  font-size: 10px;
  background: #f1f5f9;
  color: #475569;
  padding: 1px 5px;
  border-radius: 4px;
  flex-shrink: 0;
  font-weight: 600;
}

.bc-case-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bc-author-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.bc-author-name {
  font-weight: 600;
  color: var(--text-secondary);
}

.bc-tag-category {
  margin-left: auto;
  font-size: 11px;
  padding: 1px 7px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #64748b;
}

.bc-comparison-bar {
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.05);
  border-radius: 8px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.bc-stat-main {
  font-weight: 700;
  color: var(--text-main);
}

.bc-stat-vs {
  color: var(--text-muted);
  font-size: 11px;
}

.bc-stat-dot {
  color: #cbd5e1;
}

.bc-stat-play {
  margin-left: auto;
  font-weight: 600;
  color: var(--text-secondary);
}

.bc-metrics-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 11.5px;
  color: var(--text-muted);
}

.bc-metric-vel {
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
  background: #f1f5f9;
  padding: 1px 6px;
  border-radius: 4px;
}

.bc-metric-vel.vel-up {
  color: #059669;
  background: #ecfdf5;
}

.bc-metric-archetype {
  font-size: 11px;
  font-weight: 600;
  color: #475569;
  background: #f1f5f9;
  padding: 1px 6px;
  border-radius: 4px;
}

.bc-metric-archetype.archetype-viral {
  color: #dc2626;
  background: #fef2f2;
}

.dd-funnel-card {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.dd-funnel-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.bc-action-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
}

.bc-btn-drilldown {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #f8fafc;
  color: var(--brand);
  border: 1px solid rgba(34, 96, 243, 0.2);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}

.bc-btn-drilldown:hover {
  background: #eef4ff;
  border-color: var(--brand);
}

.bc-btn-basket {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: #ffffff;
  color: #475569;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 550;
  cursor: pointer;
  transition: all 0.16s ease;
}

.bc-btn-basket:hover {
  background: #f8fafc;
  color: var(--text-main);
}

.bc-btn-basket.is-in {
  background: #f0fdf4;
  color: #16a34a;
  border-color: rgba(22, 163, 74, 0.3);
}

.bc-btn-external {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  color: #64748b;
  text-decoration: none;
  transition: all 0.16s ease;
}

.bc-btn-external:hover {
  background: #f8fafc;
  color: var(--brand);
}

/* ==================== 1of10 抽屉与宏观面板色调适配 ==================== */

.drilldown-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 520px;
  max-width: 94vw;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(28px) saturate(180%);
  border-left: 1px solid var(--border-subtle);
  box-shadow: -16px 0 48px rgba(15, 23, 42, 0.12);
  z-index: 1050;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.drilldown-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.dd-section {
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 12px;
}

.dd-section-title {
  font-size: 12.5px;
  font-weight: 650;
  color: var(--text-main);
  margin-bottom: 10px;
}

.dd-search-tag {
  background: #eef4ff;
  border: 1px solid rgba(34, 96, 243, 0.2);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  color: var(--brand);
}

.dd-video-card {
  display: flex;
  gap: 12px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 8px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.03);
  transition: all 0.18s ease;
}

.dd-video-card:hover {
  background: #f8fafc;
  border-color: rgba(34, 96, 243, 0.3);
  transform: translateX(2px);
}

.dd-video-title {
  color: var(--text-main);
}

/* ==================== 顶级视图切换 Tab ==================== */
.view-switch-nav {
  display: flex;
  gap: 4px;
  background: rgba(15, 23, 42, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 3px;
  margin-left: 20px;
}

.nav-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 7px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 550;
  cursor: pointer;
  transition: all 0.16s ease;
}

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

.nav-tab.active {
  background: #ffffff;
  color: var(--brand);
  font-weight: 650;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
}

.tab-badge {
  background: var(--brand);
  color: #fff;
  border-radius: 10px;
  font-size: 10px;
  padding: 1px 6px;
  font-weight: 700;
}

/* ==================== 创作工坊独立工作台 (Studio View) ==================== */
.studio-workbench {
  display: flex;
  height: calc(100vh - 60px);
  background: var(--bg-app);
  overflow: hidden;
}

.studio-sidebar {
  width: 340px;
  flex-shrink: 0;
  border-right: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
  padding: 16px;
  gap: 16px;
}

.studio-panel-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.studio-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.studio-block-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.studio-count-badge {
  font-size: 11px;
  color: var(--brand);
  background: var(--brand-light);
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
}

.studio-profile-card {
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.studio-select {
  width: 100%;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  color: var(--text-main);
  font-size: 13px;
  font-weight: 600;
  outline: none;
}

.profile-preview-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.profile-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.profile-badge-identity {
  background: rgba(34, 96, 243, 0.1);
  color: var(--brand);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.profile-badge-audience {
  background: rgba(5, 150, 105, 0.1);
  color: var(--good);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.profile-text {
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 待拍选题流 */
.studio-topic-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  flex: 1;
  padding-right: 4px;
}

.studio-topic-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all 0.16s ease;
}

.studio-topic-item:hover {
  border-color: var(--brand);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.studio-topic-item.active {
  border-color: var(--brand);
  background: var(--brand-light);
  box-shadow: 0 0 0 1px var(--brand);
}

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

.studio-topic-word {
  font-size: 13.5px;
  font-weight: 650;
  color: var(--text-main);
}

.studio-topic-meta {
  display: flex;
  gap: 6px;
  font-size: 11px;
}

.studio-outlier-pill {
  color: var(--outlier-red);
  background: var(--outlier-red-light);
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
}

.studio-empty-notice {
  text-align: center;
  padding: 30px 16px;
  color: var(--text-muted);
}

/* 工坊右侧核心主台 */
.studio-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #ffffff;
}

.studio-target-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}

.target-meta-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.target-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--brand);
}

.target-word {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.target-badges {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.studio-content-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

/* 欢迎引导 */
.studio-welcome-hero {
  max-width: 760px;
  margin: 30px auto;
  text-align: center;
}

.studio-welcome-hero h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.studio-welcome-hero p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.hero-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  text-align: left;
}

.feature-item {
  background: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.f-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.studio-starter-chips-wrap {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* 伴创对话消息流 */
.studio-chat-stream {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: #fbfcfe;
}

.studio-messages-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
}

.chat-bubble-user {
  align-self: flex-end;
  max-width: 82%;
  background: #eef2f7;
  border: 1px solid var(--border-subtle);
  border-radius: 12px 12px 2px 12px;
  padding: 12px 16px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.chat-bubble-user .chat-msg-role {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
}

.chat-bubble-user .chat-msg-body {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-main);
  white-space: pre-wrap;
}

.chat-bubble-assistant {
  align-self: flex-start;
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 12px 12px 12px 2px;
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
}

.chat-bubble-assistant .chat-msg-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 6px;
}

.chat-bubble-assistant .chat-msg-role {
  font-size: 12px;
  font-weight: 700;
  color: var(--brand);
}

.chat-bubble-assistant .chat-msg-time {
  font-size: 11px;
  color: var(--text-muted);
}

.chat-msg-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid #f1f5f9;
}

.studio-stream-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--brand);
  font-weight: 600;
  padding: 6px 12px;
  background: var(--brand-light);
  border-radius: 6px;
  width: fit-content;
  margin: 0 auto;
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
  animation: pulse 1.2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 96, 243, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(34, 96, 243, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 96, 243, 0); }
}

.studio-thinking-box {
  background: #f8fafc;
  border: 1px dashed var(--border-subtle);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.studio-thinking-box summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text-muted);
}

.thinking-content {
  margin-top: 8px;
  white-space: pre-wrap;
  font-family: monospace;
  font-size: 11.5px;
  line-height: 1.5;
}

.studio-script-content {
  background: #ffffff;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-main);
  white-space: pre-wrap;
}

/* 常驻底部对话工具栏 */
.studio-chat-toolbar {
  border-top: 1px solid var(--border-subtle);
  background: #ffffff;
  padding: 10px 24px 14px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 -2px 10px rgba(15, 23, 42, 0.03);
}

.studio-quick-chips-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.chips-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 600;
  white-space: nowrap;
  margin-right: 4px;
}

.studio-quick-chip {
  font-size: 11.5px;
  padding: 3px 10px;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.studio-quick-chip:hover {
  background: #f1f5f9;
  border-color: var(--brand);
  color: var(--brand);
}

.chat-input-wrap {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

#studioChatInput {
  flex: 1;
  min-height: 42px;
  max-height: 120px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  resize: none;
  line-height: 1.5;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.03);
}

#studioChatInput:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 2px rgba(34, 96, 243, 0.15);
}

.btn-good {
  background: var(--good);
  color: #fff;
  border: none;
}

.btn-good:hover {
  background: #047857;
}

/* 工坊 Markdown 表格与内容元素增强 */
.studio-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 13px;
}
.studio-table th, .studio-table td {
  border: 1px solid var(--border-subtle);
  padding: 8px 12px;
  text-align: left;
}
.studio-table th {
  background: #f8fafc;
  font-weight: 600;
  color: var(--text-main);
}
.studio-table tr:hover {
  background: #f1f5f9;
}
.table-wrap {
  overflow-x: auto;
  margin: 12px 0;
}
.studio-script-content h1, .studio-script-content h2, .studio-script-content h3 {
  color: var(--text-main);
  margin-top: 18px;
  margin-bottom: 8px;
  font-weight: 700;
}
.studio-script-content blockquote {
  border-left: 4px solid var(--brand);
  padding-left: 12px;
  margin: 12px 0;
  color: var(--text-secondary);
  background: #f8fafc;
  padding: 8px 12px;
  border-radius: 0 6px 6px 0;
}
.studio-script-content .inline-code {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 12px;
  color: #d97706;
}
.studio-topic-item {
  padding: 10px 12px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.studio-topic-item:hover {
  border-color: var(--brand);
  transform: translateX(2px);
}
.studio-topic-item.selected {
  border-color: var(--brand);
  background: #f0f7ff;
  box-shadow: 0 0 0 1px var(--brand);
}
.topic-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topic-word {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.topic-remove-btn {
  background: transparent;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  padding: 2px 4px;
  font-size: 11px;
}
.topic-remove-btn:hover {
  color: #ef4444;
}
.topic-meta {
  display: flex;
  gap: 6px;
  font-size: 11px;
  color: #64748b;
  margin-top: 6px;
  align-items: center;
}
.topic-status-done {
  color: #10b981;
  background: rgba(16,185,129,0.1);
  padding: 1px 4px;
  border-radius: 3px;
}
.topic-status-pending {
  color: #64748b;
  background: #f1f5f9;
  padding: 1px 4px;
  border-radius: 3px;
}
.target-badge-outlier {
  background: rgba(239,68,68,0.1);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,0.3);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.target-badge-surge {
  background: rgba(245,158,11,0.1);
  color: #d97706;
  border: 1px solid rgba(245,158,11,0.3);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.target-badge-dur {
  background: rgba(59,130,246,0.1);
  color: #2563eb;
  border: 1px solid rgba(59,130,246,0.3);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
}
.target-badge-arch {
  background: rgba(16,185,129,0.1);
  color: #059669;
  border: 1px solid rgba(16,185,129,0.3);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
}
.target-badge-cat {
  background: #f1f5f9;
  color: #475569;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
}

/* 创作者建档向导 (Onboarding Wizard) 样式 */
.wizard-steps-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-subtle);
}
.wizard-step-item {
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0.55;
  transition: all 0.2s ease;
}
.wizard-step-item.active {
  opacity: 1;
}
.wizard-step-item .step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #e2e8f0;
  color: #475569;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wizard-step-item.active .step-num {
  background: var(--brand);
  color: #fff;
}
.wizard-step-item .step-title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-main);
}
.wizard-step-line {
  flex: 1;
  height: 2px;
  background: #e2e8f0;
  margin: 0 10px;
}
.wizard-body {
  padding: 20px 24px;
}
.wizard-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}
.wizard-label small {
  font-weight: normal;
  color: #64748b;
  font-size: 11.5px;
  margin-left: 4px;
}
.wizard-input, .wizard-select, .wizard-textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-size: 13px;
  outline: none;
  font-family: inherit;
  background: #fff;
  transition: border-color 0.15s;
}
.wizard-input:focus, .wizard-select:focus, .wizard-textarea:focus {
  border-color: var(--brand);
}
.chip-group-select {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.chip-group-select .chip {
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: #f8fafc;
  color: var(--text-secondary);
  font-size: 12.5px;
  cursor: pointer;
  transition: all 0.15s;
}
.chip-group-select .chip:hover {
  border-color: var(--brand);
}
.chip-group-select .chip.on {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  font-weight: 600;
}