/* 各业务视图专属样式 Views CSS (Linear / Vercel Grade) */

/* 1. 整体 Layout */
.app-layout {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  background-color: var(--bg-dark);
}

/* 侧边导航栏 */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  box-shadow: 2px 0 16px rgba(0, 0, 0, 0.3);
  z-index: 10;
}

.sidebar-brand {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-logo svg {
  color: var(--primary);
  filter: drop-shadow(0 0 6px rgba(6, 182, 212, 0.4));
}

.brand-badge {
  font-size: 10px;
  background: var(--primary-subtle);
  color: var(--primary);
  border: 1px solid var(--primary-border);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.sidebar-menu {
  padding: 16px 12px;
  flex: 1;
  overflow-y: auto;
}

.menu-group-title {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  padding: 14px 10px 6px 10px;
  letter-spacing: 0.8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  font-size: 13px;
  margin-bottom: 3px;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  position: relative;
}

.nav-item:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-main);
  transform: translateX(2px);
}

.nav-item.active {
  background-color: var(--primary-subtle);
  color: var(--primary);
  font-weight: 600;
  border: 1px solid var(--primary-border);
  box-shadow: inset 0 0 12px rgba(6, 182, 212, 0.08);
}
.nav-item.active::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  border-radius: 0 4px 4px 0;
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary);
}

.sidebar-user-card {
  padding: 14px 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: rgba(0, 0, 0, 0.2);
}

.user-avatar-placeholder {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-subtle);
  color: var(--primary);
  border: 1px solid var(--primary-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 12px;
}

.user-details {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 11px;
  color: var(--text-muted);
}

.btn-logout {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  transition: all 0.15s ease;
}
.btn-logout:hover {
  background-color: var(--bg-danger-subtle);
  color: var(--color-danger);
}

/* 主内容工作区 */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-dark);
  overflow: hidden;
}

.top-header {
  height: 60px;
  padding: 0 28px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-dark);
}

.breadcrumb {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
}

.content-body {
  padding: 28px;
  flex: 1;
  overflow-y: auto;
}

.section-view {
  display: none;
}
.section-view.active {
  display: block;
}

/* 2. 运营控制大盘 Dashboard (商业级 SaaS 驾驶舱) */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.metric-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.metric-card:hover {
  border-color: rgba(255, 255, 255, 0.16);
  background-color: var(--bg-surface-hover);
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.metric-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  font-family: var(--font-mono);
  line-height: 1.2;
  margin-bottom: 8px;
}

.metric-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 8px;
}

.metric-trend {
  font-size: 12px;
  font-weight: 500;
}
.trend-up {
  color: var(--color-success);
}
.metric-meta {
  color: var(--text-muted);
}

/* Feedback Center */
.feedback-id, .feedback-user-id { color: var(--text-muted); font-size: 10px; }
.feedback-date, .feedback-row-copy { color: var(--text-muted); font-size: 11px; margin-top: 4px; }
.feedback-type-tag { display: inline-flex; padding: 4px 8px; border-radius: 999px; background: var(--primary-subtle); color: var(--primary); font-size: 11px; font-weight: 700; }
.feedback-row-title, .feedback-user-name { color: var(--text-main); font-size: 13px; font-weight: 600; }
.feedback-status, .feedback-priority { display: inline-flex; padding: 4px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.feedback-status { background: rgba(59, 130, 246, .14); color: #60a5fa; }
.feedback-status.status-resolved { background: rgba(16, 185, 129, .14); color: #34d399; }
.feedback-status.status-rejected { background: rgba(244, 63, 94, .14); color: #fb7185; }
.feedback-status.status-developing, .feedback-status.status-accepted { background: rgba(245, 158, 11, .14); color: #fbbf24; }
.feedback-priority { background: rgba(148, 163, 184, .14); color: var(--text-secondary); }
.feedback-priority.priority-high { background: rgba(245, 158, 11, .14); color: #fbbf24; }
.feedback-priority.priority-urgent { background: rgba(239, 68, 68, .16); color: #f87171; }
.feedback-drawer-card { max-width: 760px; height: 100vh; max-height: 100vh; overflow: hidden; }
#feedback-drawer-content, .feedback-drawer-container { height: 100%; display: flex; flex-direction: column; overflow: hidden; }
.feedback-drawer-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; padding: 20px 28px; border-bottom: 1px solid var(--border-color); background: var(--bg-dark); flex-shrink: 0; }
.feedback-drawer-header h2 { margin: 8px 0 2px; color: var(--text-main); font-size: 18px; font-weight: 700; }
.feedback-drawer-header p { margin: 0; color: var(--text-muted); font: 11px var(--font-mono); }
.feedback-close-btn { font-size: 18px; line-height: 1; padding: 6px 10px; color: var(--text-muted); }
.feedback-close-btn:hover { color: var(--text-main); }
.feedback-drawer-body { flex: 1; min-height: 0; overflow-y: auto; padding: 20px 28px; display: flex; flex-direction: column; gap: 16px; background: var(--bg-canvas); }
.feedback-detail-section { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-md, 8px); padding: 18px 20px; display: flex; flex-direction: column; gap: 12px; margin-bottom: 0; }
.feedback-section-title { font-size: 13px; font-weight: 700; color: var(--text-main); letter-spacing: 0.3px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.06)); padding-bottom: 8px; }
.feedback-section-title::before { content: ""; width: 3px; height: 12px; border-radius: 2px; background: var(--primary); display: inline-block; }
.feedback-info-item { display: flex; flex-direction: column; gap: 6px; }
.feedback-info-item label { font-size: 12px; font-weight: 500; color: var(--text-muted); }
.feedback-info-item p { margin: 0; color: var(--text-main); font-size: 13px; line-height: 1.65; }
.feedback-detail-content { white-space: pre-wrap; font-size: 14px; }
.feedback-context-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.feedback-context-grid span { display: flex; flex-direction: column; gap: 4px; padding: 8px 12px; background: var(--bg-dark); border: 1px solid var(--border-subtle); border-radius: var(--radius-sm, 6px); color: var(--text-main); font-size: 12px; }
.feedback-context-grid b { color: var(--text-muted); font-size: 10px; font-weight: 500; text-transform: uppercase; }
.feedback-detail-images { display: flex; flex-wrap: wrap; gap: 10px; }
.feedback-detail-images img { width: 108px; height: 82px; border-radius: 8px; object-fit: cover; border: 1px solid var(--border-color); transition: transform 0.15s ease; }
.feedback-detail-images img:hover { transform: scale(1.03); }
.feedback-detail-empty { color: var(--text-muted); font-size: 12px; }
.feedback-form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.feedback-form-item { display: flex; flex-direction: column; gap: 6px; }
.feedback-form-item label { font-size: 12px; font-weight: 500; color: var(--text-secondary); display: flex; align-items: center; gap: 4px; }
.feedback-form-item .label-hint { font-size: 11px; color: var(--text-muted); font-weight: normal; }
.feedback-form-item select, .feedback-form-item textarea { width: 100%; box-sizing: border-box; padding: 9px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm, 6px); background: var(--bg-dark); color: var(--text-main); font: inherit; font-size: 13px; transition: border-color 0.15s ease, box-shadow 0.15s ease; }
.feedback-form-item select:focus, .feedback-form-item textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2); }
.feedback-form-item textarea { min-height: 84px; resize: vertical; line-height: 1.5; }
.feedback-history { display: flex; flex-direction: column; gap: 10px; }
.feedback-history-row { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 10px 14px; background: var(--bg-dark); border: 1px solid var(--border-subtle); border-radius: var(--radius-sm, 6px); color: var(--text-secondary); font-size: 12px; }
.feedback-history-row span:nth-child(1) { font-weight: 600; color: var(--text-main); }
.feedback-history-row span:nth-child(2) { color: var(--text-muted); font-size: 11px; }
.feedback-history-row small { grid-column: 1 / -1; color: var(--text-secondary); margin-top: 4px; white-space: pre-wrap; line-height: 1.5; }
.feedback-drawer-footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 28px; border-top: 1px solid var(--border-color); background: var(--bg-dark); flex-shrink: 0; box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25); }
.feedback-footer-left, .feedback-footer-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* Announcement Center */
.announcement-id, .announcement-date, .announcement-row-copy { color: var(--text-muted); font-size: 11px; margin-top: 4px; }
.announcement-row-title { color: var(--text-main); font-size: 13px; font-weight: 600; }
.announcement-type-tag, .announcement-status-tag, .announcement-location-tag { display: inline-flex; padding: 4px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.announcement-type-tag { background: var(--primary-subtle); color: var(--primary); }
.announcement-status-tag { background: rgba(59, 130, 246, .14); color: #60a5fa; }
.announcement-status-tag.status-published { background: rgba(16, 185, 129, .14); color: #34d399; }
.announcement-status-tag.status-ended, .announcement-status-tag.status-archived { background: rgba(148, 163, 184, .14); color: var(--text-secondary); }
.announcement-status-tag.status-draft { background: rgba(245, 158, 11, .14); color: #fbbf24; }
.announcement-location-tag { margin: 2px 4px 2px 0; background: rgba(148, 163, 184, .12); color: var(--text-secondary); }
.announcement-drawer-card { max-width: 760px; height: 100vh; max-height: 100vh; overflow: hidden; }
#announcement-drawer-content, .announcement-drawer-container { height: 100%; display: flex; flex-direction: column; overflow: hidden; }
.announcement-drawer-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; padding: 20px 28px; border-bottom: 1px solid var(--border-color); background: var(--bg-dark); flex-shrink: 0; }
.announcement-drawer-header h2 { margin: 8px 0 2px; color: var(--text-main); font-size: 18px; font-weight: 700; }
.announcement-drawer-header p { margin: 0; color: var(--text-muted); font: 11px var(--font-mono); }
.announcement-close-btn { font-size: 18px; line-height: 1; padding: 6px 10px; color: var(--text-muted); }
.announcement-close-btn:hover { color: var(--text-main); }
.announcement-drawer-body { flex: 1; overflow-y: auto; padding: 20px 28px; display: flex; flex-direction: column; gap: 16px; background: var(--bg-canvas); }
.announcement-form-section { background: var(--bg-surface); border: 1px solid var(--border-color); border-radius: var(--radius-md, 8px); padding: 18px 20px; display: flex; flex-direction: column; gap: 14px; }
.announcement-section-title { font-size: 13px; font-weight: 700; color: var(--text-main); letter-spacing: 0.3px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.06)); padding-bottom: 8px; }
.announcement-section-title::before { content: ""; width: 3px; height: 12px; border-radius: 2px; background: var(--primary); display: inline-block; }
.announcement-form-item { display: flex; flex-direction: column; gap: 6px; }
.announcement-form-item label { font-size: 12px; font-weight: 500; color: var(--text-secondary); display: flex; align-items: center; gap: 4px; }
.announcement-form-item .required-star { color: var(--color-danger, #f43f5e); font-weight: bold; }
.announcement-form-item .label-hint { font-size: 11px; color: var(--text-muted); font-weight: normal; }
.announcement-form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.announcement-form-item input, .announcement-form-item select, .announcement-form-item textarea { width: 100%; box-sizing: border-box; padding: 9px 12px; border: 1px solid var(--border-color); border-radius: var(--radius-sm, 6px); background: var(--bg-dark); color: var(--text-main); font: inherit; font-size: 13px; transition: border-color 0.15s ease, box-shadow 0.15s ease; }
.announcement-form-item input:focus, .announcement-form-item select:focus, .announcement-form-item textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2); }
.announcement-form-item textarea { min-height: 140px; resize: vertical; line-height: 1.6; }
.announcement-location-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 2px; }
.announcement-chip-label { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid var(--border-color); border-radius: var(--radius-sm, 6px); background: var(--bg-dark); font-size: 12px; color: var(--text-secondary); cursor: pointer; user-select: none; transition: all 0.15s ease; }
.announcement-chip-label:hover { border-color: rgba(255, 255, 255, 0.2); color: var(--text-main); }
.announcement-chip-label input { width: 14px; height: 14px; margin: 0; accent-color: var(--primary); cursor: pointer; }
.announcement-chip-label:has(input:checked) { border-color: var(--primary); background: var(--primary-subtle); color: var(--primary); font-weight: 600; }
.announcement-field-hint { font-size: 11px; color: var(--text-muted); line-height: 1.4; margin-top: 2px; }
.announcement-check-row { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-secondary); cursor: pointer; user-select: none; padding: 2px 0; }
.announcement-check-row input { width: 15px; height: 15px; margin: 0; accent-color: var(--primary); cursor: pointer; }
.announcement-reach-summary { padding: 10px 14px; color: var(--text-secondary); background: var(--bg-surface-soft, rgba(255, 255, 255, 0.03)); border: 1px solid var(--border-subtle); border-radius: var(--radius-sm, 6px); font-size: 12px; }
.announcement-drawer-footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 28px; border-top: 1px solid var(--border-color); background: var(--bg-dark); flex-shrink: 0; box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25); }
.announcement-footer-left, .announcement-footer-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* Official Training Guides */
.training-guide-id, .training-guide-date, .training-guide-summary { color: var(--text-muted); font-size: 11px; margin-top: 4px; }
.training-guide-title { color: var(--text-main); font-size: 13px; font-weight: 600; }
.training-guide-category, .training-guide-author, .training-guide-status { display: inline-flex; padding: 4px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.training-guide-category { background: var(--primary-subtle); color: var(--primary); }
.training-guide-author { background: rgba(148, 163, 184, .14); color: var(--text-secondary); }
.training-guide-status { background: rgba(245, 158, 11, .14); color: #fbbf24; }
.training-guide-status.status-published { background: rgba(16, 185, 129, .14); color: #34d399; }
.training-guide-status.status-hidden, .training-guide-status.status-archived { background: rgba(148, 163, 184, .14); color: var(--text-secondary); }
.training-guide-actions { display: flex; justify-content: flex-end; gap: 6px; flex-wrap: wrap; }
.training-guide-drawer-card { max-width: 760px; height: 100vh; max-height: 100vh; overflow: hidden; }
#training-guide-drawer-content { height: 100%; display: flex; flex-direction: column; overflow: hidden; }
.training-guide-drawer-header { display: flex; justify-content: space-between; gap: 20px; padding: 20px 28px; border-bottom: 1px solid var(--border-color); background: var(--bg-dark); flex-shrink: 0; }
.training-guide-drawer-header h2 { margin: 8px 0 2px; color: var(--text-main); font-size: 18px; }
.training-guide-drawer-header p { margin: 0; color: var(--text-muted); font: 11px var(--font-mono); }
.training-guide-eyebrow { color: var(--primary); font-size: 11px; font-weight: 700; }
.training-guide-drawer-body { flex: 1; min-height: 0; display: grid; gap: 14px; padding: 20px 28px 40px; overflow-y: auto; background: var(--bg-canvas); }
.training-guide-drawer-body label { display: grid; gap: 6px; color: var(--text-secondary); font-size: 11px; }
.training-guide-drawer-body input, .training-guide-drawer-body select, .training-guide-drawer-body textarea { width: 100%; box-sizing: border-box; padding: 9px 10px; border: 1px solid var(--border-color); border-radius: 7px; background: var(--bg-dark); color: var(--text-main); font: inherit; }
.training-guide-drawer-body textarea { min-height: 220px; resize: vertical; line-height: 1.6; }
.training-guide-edit-meta { padding: 10px 12px; color: var(--text-secondary); background: var(--bg-surface-soft); border: 1px solid var(--border-subtle); border-radius: 7px; font-size: 12px; }
.training-guide-editor-actions { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; }

@media (max-width: 900px) {
  .feedback-context-grid { grid-template-columns: 1fr; }
  .feedback-drawer-header, .feedback-drawer-body, .feedback-drawer-footer { padding-left: 18px; padding-right: 18px; }
  .feedback-form-grid-2 { grid-template-columns: 1fr; }
  .announcement-drawer-header, .announcement-drawer-body, .announcement-drawer-footer { padding-left: 18px; padding-right: 18px; }
  .announcement-form-grid-2 { grid-template-columns: 1fr; }
  .training-guide-drawer-header, .training-guide-drawer-body { padding-left: 18px; padding-right: 18px; }
}

/* 内容质量评分模块 */
.quality-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 28px;
}

.quality-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.quality-score-badge {
  display: flex;
  align-items: baseline;
  background-color: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 6px 16px;
  border-radius: var(--radius-lg);
}

.score-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  font-family: var(--font-mono);
  margin-right: 4px;
}

.score-unit {
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
}

.quality-body {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 28px;
}

.quality-metrics {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.quality-metric-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.metric-row-header {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-main);
}
.metric-row-header b {
  font-family: var(--font-mono);
}

.fill-primary {
  background-color: var(--primary);
}
.fill-success {
  background-color: var(--color-success);
}
.fill-warning {
  background-color: var(--color-warning);
}

/* 需要处理列表 Todo Notice Box */
.todo-notice-box {
  background-color: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.todo-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 12px;
}

.todo-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.todo-item.warning {
  color: var(--color-warning);
}

/* 运营动态 & 运营提醒 */
.activity-feed, .alert-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feed-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background-color: var(--bg-dark);
  border: 1px solid var(--border-subtle);
}

.feed-icon-box {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}

.feed-content {
  flex: 1;
}
.feed-title {
  font-size: 13px;
  color: var(--text-main);
  font-weight: 500;
}
.feed-time {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.alert-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
  background-color: var(--bg-dark);
  border: 1px solid var(--border-color);
}

.alert-item.alert-warning {
  border-color: rgba(245, 158, 11, 0.2);
}
.alert-item.alert-danger {
  border-color: rgba(239, 68, 68, 0.2);
}

.alert-badge {
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 600;
}
.alert-badge.badge-warn {
  background-color: var(--bg-warning-subtle);
  color: var(--color-warning);
}
.alert-badge.badge-danger {
  background-color: var(--bg-danger-subtle);
  color: var(--color-danger);
}


.health-item-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  font-family: var(--font-mono);
}

.progress-bar-bg {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  margin-top: 10px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 9999px;
  background-color: var(--primary);
}

.progress-bar-fill.fill-success {
  background-color: var(--color-success);
}

/* 常用部位快捷 Pills 导航 */
.category-pills-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.cat-pill {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.cat-pill:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-main);
}

.cat-pill.active {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}

/* 下拉菜单 & 动作卡片 */
.ex-card-more-btn {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all 0.15s ease;
}

.ex-card-more-btn:hover {
  background: var(--bg-dark);
  color: var(--text-main);
  border-color: var(--border-color);
}

.ex-card-menu-dropdown {
  position: absolute;
  top: 36px;
  right: 10px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 10;
  padding: 6px;
  min-width: 100px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ex-card-menu-item {
  padding: 6px 12px;
  font-size: 12px;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.ex-card-menu-item:hover {
  background: var(--bg-surface);
  color: var(--text-main);
}

.ex-card-menu-item.danger-item:hover {
  background: var(--bg-danger-subtle);
  color: var(--color-danger);
}

.missing-thumb-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.05) 100%);
  color: var(--text-muted);
  font-size: 11px;
  gap: 4px;
}

.exercise-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.ex-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
  position: relative;
}

.ex-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.ex-card-thumb {
  width: 100%;
  height: 140px;
  background-color: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.ex-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.ex-card:hover .ex-card-thumb img {
  transform: scale(1.03);
}

.ex-card-cb-box {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
}

.ex-card-status-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
}

.ex-card-media-tags {
  position: absolute;
  bottom: 8px;
  left: 8px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

/* 5. 7-Day Training Canvas Studio 商业级训练方案编排工作台 (三栏全屏沉浸) */
.studio-fullscreen-workbench {
  width: 100vw;
  height: 100vh;
  background-color: #0B1120;
  display: flex;
  flex-direction: column;
  color: var(--text-main);
  overflow: hidden;
}

.studio-header {
  height: 64px;
  background-color: var(--bg-dark);
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-shrink: 0;
}

.studio-header-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.studio-autosave-tag {
  font-size: 11px;
  color: var(--color-success);
  font-family: var(--font-mono);
  background: var(--bg-success-subtle);
  padding: 2px 8px;
  border-radius: 4px;
}

.studio-header-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}

.chip-pill {
  font-size: 11px;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  padding: 2px 8px;
  border-radius: 4px;
}

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

.studio-three-column-body {
  flex: 1;
  display: grid;
  grid-template-columns: 310px 1fr 300px;
  gap: 1px;
  background-color: var(--border-color);
  overflow: hidden;
}

/* 左栏: 动作库 */
.studio-col-left {
  background-color: var(--bg-dark);
  padding: 20px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.col-panel-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.studio-lib-muscle-pills {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.lib-pill {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.lib-pill:hover, .lib-pill.active {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}

.studio-action-lib-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  overflow-y: auto;
}

.action-lib-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  transition: all 0.15s ease;
}

.action-lib-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateX(2px);
}

.action-lib-thumb {
  width: 36px;
  height: 36px;
  border-radius: 4px;
  background: var(--bg-dark);
  overflow: hidden;
  flex-shrink: 0;
}

.action-lib-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 中栏: 7-Day 时间轴与排课画布 */
.studio-col-center {
  background-color: var(--bg-canvas);
  padding: 24px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.studio-7day-timeline {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.timeline-day-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px 10px;
  text-align: center;
  cursor: pointer;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.timeline-day-card:hover {
  border-color: rgba(6, 182, 212, 0.3);
  transform: translateY(-2px);
  background: var(--bg-surface-hover);
}

.timeline-day-card.active {
  background: var(--bg-card);
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--primary-glow);
}

.timeline-day-card.active .day-name {
  color: var(--primary) !important;
  font-weight: 700;
}

.timeline-day-card.active .day-target {
  color: var(--text-main) !important;
}

.timeline-day-card .day-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  transition: color 0.15s ease;
}

.timeline-day-card .day-target {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.studio-day-canvas-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

.day-canvas-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.studio-canvas-action-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.canvas-action-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  gap: 16px;
  transition: all 0.15s ease;
}

.canvas-action-card:hover {
  border-color: rgba(6, 182, 212, 0.35);
  background: var(--bg-surface-hover);
  box-shadow: var(--shadow-sm);
}

.canvas-action-card .drag-handle {
  color: var(--text-muted);
  cursor: grab;
  font-size: 16px;
  padding: 4px;
  transition: color 0.15s ease;
}
.canvas-action-card .drag-handle:hover {
  color: var(--primary);
}

.canvas-action-card .act-idx {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-subtle);
  color: var(--primary);
  border: 1px solid var(--primary-border);
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.canvas-drop-target {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.canvas-drop-target:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-subtle);
}

/* 右栏: 方案属性与统计 */
.studio-col-right {
  background-color: var(--bg-dark);
  padding: 20px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.studio-stats-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-top: auto;
}

.stats-card-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.stat-box {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px;
  text-align: center;
}

.stat-lbl {
  font-size: 10px;
  color: var(--text-muted);
  display: block;
}

.stat-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-mono);
  margin-top: 4px;
  display: block;
}


.ex-card-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ex-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ex-card-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.ex-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 12px;
  margin-top: 4px;
}

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

/* 4. CMS Drawer Workbench 表单分区卡片与媒体大尺寸视觉展示 */
.form-section-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
}

.section-card-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.section-card-header h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.media-large-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.media-large-grid .upload-square-box {
  height: 160px;
}

.media-large-grid .media-preview-card {
  height: 160px;
}

.cover-pill-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  z-index: 2;
}



/* 运营动态列表 */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.panel-header h3 {
  font-size: 16px;
  font-weight: 600;
}

/* 3. 动作内容库 CMS Panel & Filter Toolbar */
.panel-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

/* 4. Remote Theme Management */
.theme-management-shell,
.theme-editor-panel,
.theme-preview-panel {
  background:
    radial-gradient(circle at 88% 0%, rgba(6, 182, 212, 0.08), transparent 32%),
    var(--bg-surface);
}

.theme-management-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.theme-management-card {
  min-width: 0;
  overflow: hidden;
  background: rgba(15, 23, 42, 0.62);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.theme-management-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.theme-management-artwork {
  position: relative;
  min-height: 164px;
  overflow: hidden;
  background-color: #172033;
  background-position: center;
  background-size: cover;
}

.theme-management-artwork-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 6, 23, .06), rgba(2, 6, 23, .82));
}

.theme-management-artwork-copy {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: #fff;
}

.theme-management-artwork-copy span {
  font-size: 17px;
  font-weight: 700;
}

.theme-management-artwork-copy small {
  color: rgba(255, 255, 255, .68);
  font: 11px/1.2 var(--font-mono, monospace);
}

.theme-default-mark {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 8px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: var(--radius-full);
  background: rgba(2, 6, 23, .46);
  color: #fff;
  font-size: 11px;
}

.theme-management-card-body {
  padding: 14px 16px 16px;
}

.theme-management-card-heading,
.theme-management-meta,
.theme-management-actions,
.theme-editor-footer,
.theme-artwork-upload-row,
.theme-preview-controls {
  display: flex;
  align-items: center;
}

.theme-management-card-heading {
  justify-content: space-between;
  gap: 10px;
}

.theme-management-card-heading h3 {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 15px;
}

.theme-management-meta {
  gap: 10px;
  margin-top: 9px;
  color: var(--text-muted);
  font-size: 11px;
}

.theme-management-actions {
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.theme-management-empty {
  grid-column: 1 / -1;
  min-height: 120px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 13px;
}

.theme-management-empty.is-error {
  color: var(--color-danger);
}

.theme-editor-panel {
  scroll-margin-top: 18px;
}

.theme-editor-form {
  display: grid;
  gap: 18px;
}

.theme-editor-section {
  padding: 18px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: rgba(2, 6, 23, .2);
}

.theme-editor-section-heading {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.theme-editor-index {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 9px;
  background: var(--primary-subtle);
  color: var(--primary);
  font: 600 11px/1 var(--font-mono, monospace);
}

.theme-editor-section-heading h3 {
  font-size: 14px;
}

.theme-editor-section-heading p {
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 12px;
}

.theme-editor-grid {
  display: grid;
  gap: 12px;
}

.theme-editor-grid label {
  display: grid;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 12px;
}

.theme-editor-grid-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.theme-editor-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.theme-token-groups {
  display: grid;
  gap: 14px;
}

.theme-token-group {
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, .16);
  border-radius: 12px;
  background: rgba(15, 23, 42, .18);
}

.theme-token-group h4 {
  margin-bottom: 10px;
  color: var(--text-main);
  font-size: 12px;
  font-weight: 600;
}

.theme-artwork-upload-row {
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 11px;
}

.theme-editor-footer {
  justify-content: space-between;
  gap: 16px;
  color: var(--text-muted);
  font-size: 12px;
}

.theme-preview-controls {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.theme-mock-preview {
  --theme-preview-accent: #2563eb;
  --theme-preview-artwork: none;
  position: relative;
  width: min(100%, 390px);
  min-height: 520px;
  overflow: hidden;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 28px;
  background: linear-gradient(180deg, #eef5ff 0%, #f8fafc 72%);
  box-shadow: 0 18px 45px rgba(0, 0, 0, .24);
  transition: width .2s ease;
}

.theme-mock-preview[data-preview-size="430"] {
  width: min(100%, 430px);
}

.theme-mock-preview-art,
.theme-mock-preview-overlay {
  position: absolute;
  inset: 0 0 auto;
  height: 68%;
}

.theme-mock-preview-art {
  background-image: var(--theme-preview-artwork);
  background-position: center;
  background-size: cover;
  opacity: .28;
}

.theme-mock-preview-overlay {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(248, 250, 252, .94) 92%);
}

.theme-mock-preview-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 30px 24px;
  color: #172033;
}

.theme-mock-eyebrow {
  color: var(--theme-preview-accent);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .16em;
}

.theme-mock-preview-content strong {
  margin-top: 82px;
  font-size: 28px;
  letter-spacing: -.04em;
}

.theme-mock-preview-content > span:last-of-type {
  color: #64748b;
  font-size: 12px;
}

.theme-mock-focus {
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.35fr;
  gap: 8px;
  margin-top: 18px;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--theme-preview-accent) 20%, white);
  border-radius: 20px;
  background: color-mix(in srgb, var(--theme-preview-accent) 8%, white);
}

.theme-mock-focus i,
.theme-mock-focus b {
  display: block;
  height: 64px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--theme-preview-accent) 15%, white);
}

.theme-mock-focus b {
  background: color-mix(in srgb, var(--theme-preview-accent) 70%, #0f172a);
}

@media (max-width: 920px) {
  .theme-editor-grid-three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .theme-editor-grid-two,
  .theme-editor-grid-three {
    grid-template-columns: 1fr;
  }

  .theme-editor-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

.toolbar-title h2 {
  font-size: 20px;
  font-weight: 700;
}

.toolbar-title p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.toolbar-actions {
  display: flex;
  gap: 10px;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--bg-dark);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-group label {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.cms-thumb-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
}

.cms-thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb-warn-missing {
  font-size: 10px;
  color: var(--color-warning);
  text-align: center;
}

/* 4. CMS Drawer 编辑面板 */
.drawer-header {
  padding: 20px 28px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-dark);
}

.drawer-body {
  padding: 28px;
  flex: 1;
  overflow-y: auto;
}

.form-tab-nav {
  display: flex;
  gap: 24px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.tab-nav-item {
  padding: 10px 4px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.tab-nav-item.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.form-tab-content {
  display: none;
}
.form-tab-content.active {
  display: block;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.tag-box-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: var(--radius-md);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.upload-square-box {
  border: 1px dashed rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  height: 130px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
  background-color: var(--bg-dark);
}
.upload-square-box:hover {
  border-color: var(--primary);
  background-color: var(--primary-subtle);
}

.media-preview-card {
  position: relative;
  height: 130px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  background-color: var(--bg-dark);
}

.media-preview-card img, .media-preview-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-del-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-set-cover {
  position: absolute;
  bottom: 6px;
  left: 6px;
  right: 6px;
  padding: 4px 0;
  font-size: 11px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-set-cover.active {
  background: var(--primary);
}

/* 登录面板 */
.login-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.login-card {
  width: 380px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-overlay);
}

.brand-header {
  text-align: center;
  margin-bottom: 28px;
}

.brand-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.login-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color, rgba(255, 255, 255, 0.08));
  margin-bottom: 20px;
}

.login-tab-btn {
  flex: 1;
  padding: 10px 0;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted, #94a3b8);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
  text-align: center;
}

.login-tab-btn:hover {
  color: var(--text-main, #f1f5f9);
}

.login-tab-btn.active {
  color: var(--text-main, #f1f5f9);
  font-weight: 600;
  border-bottom: 2px solid var(--primary, #3b82f6);
}

/* ── 扫码登录容器美化 ── */
.qr-login-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4px 0 8px;
}

.qr-code-wrapper {
  position: relative;
  width: 204px;
  height: 204px;
  margin: 6px auto 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 12px;
  background: #ffffff;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.qr-code-wrapper:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -6px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(59, 130, 246, 0.3);
}

.qr-code-box {
  width: 180px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-code-box canvas {
  border-radius: 8px;
  display: block;
}

.qr-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(4px);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px;
  box-sizing: border-box;
  animation: qrFadeIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 10;
}

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

.qr-overlay-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.qr-overlay-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 2px;
}

.qr-overlay-icon.success {
  background: #dcfce7;
  color: #16a34a;
}

.qr-overlay-icon.retry {
  background: #fee2e2;
  color: #ef4444;
}

.qr-status-text {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary, #94a3b8);
  line-height: 1.5;
}

.qr-hint-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-secondary, #cbd5e1);
}

.qr-hint-tag strong {
  color: #60a5fa;
  font-weight: 600;
}

.qr-hint-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: qrPulse 2s infinite;
}

@keyframes qrPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ── User Picker ── */
.user-picker {
  position: relative;
}
.user-picker-selected {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  margin-bottom: 6px;
}
.user-picker-label {
  flex: 1;
  font-size: 13px;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}
.user-picker-label img {
  width: 22px; height: 22px; border-radius: 50%; object-fit: cover;
}
.user-picker-clear {
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  font-size: 18px; line-height: 1; padding: 0 4px;
}
.user-picker-clear:hover { color: var(--danger, #ef4444); }
.user-picker-search { width: 100%; }
.user-picker-dropdown {
  position: absolute; left: 0; right: 0; top: 100%;
  max-height: 220px; overflow-y: auto;
  background: var(--bg-card, #1e293b);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px; margin-top: 4px;
  z-index: 1000;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.user-picker-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; cursor: pointer; font-size: 13px;
  color: var(--text-secondary); transition: background .15s;
}
.user-picker-item:hover {
  background: rgba(255,255,255,0.06); color: var(--text-main);
}
.user-picker-item img {
  width: 24px; height: 24px; border-radius: 50%; object-fit: cover; flex-shrink: 0;
}
.user-picker-item code {
  font-size: 10px; color: var(--text-muted);
  background: rgba(255,255,255,0.04); padding: 1px 4px; border-radius: 3px;
}
.user-picker-empty {
  padding: 16px; text-align: center; font-size: 12px; color: var(--text-muted);
}