/* ============================================================
   Teacher Polish — 教师端视觉优化层
   参考学生端温暖视觉语言，统一提升教师端所有页面质感。
   仅作用于教师端选择器（.twb / .teacher-workbench / .tp-pro / .tsb / [data-teacher-page]），
   不影响学生端。加载顺序在 style.css 与 teacher-workbench-v3.css 之后。
   ============================================================ */

/* ---------- 0. 设计变量 ---------- */
.twb, .teacher-workbench, .teacher-app-shell {
  --tp-primary: #4f46e5;
  --tp-primary-d: #4338ca;
  --tp-primary-l: #eef2ff;
  --tp-ink: #111827;
  --tp-ink-2: #374151;
  --tp-muted: #6b7280;
  --tp-line: #e7e9ee;
  --tp-radius: 14px;
  --tp-shadow-sm: 0 1px 2px rgba(16,24,40,.04), 0 1px 3px rgba(16,24,40,.06);
  --tp-shadow-md: 0 4px 12px rgba(16,24,40,.06), 0 2px 4px rgba(16,24,40,.04);
  --tp-shadow-lg: 0 12px 28px rgba(16,24,40,.08), 0 4px 10px rgba(16,24,40,.05);
  --tp-ease: cubic-bezier(.34,1.56,.64,1);
}

/* ---------- 1. 页面背景 · 温暖渐变 ---------- */
.teacher-app-shell.teacher-shell-clean,
.twb,
.teacher-workbench {
  background: linear-gradient(180deg, #f7f8fc 0%, #f4f6fb 40%, #f5f6f8 100%) !important;
  min-height: 100vh;
}
/* 顶部柔光（不干扰子元素定位，避免破坏 twb-top 的 sticky 吸顶） */
.teacher-app-shell.teacher-shell-clean::before {
  content: "";
  position: fixed;
  top: 0; left: 232px; right: 0;
  height: 200px;
  background: radial-gradient(1000px 200px at 30% -60px, rgba(99,102,241,.05), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ---------- 2. 侧边栏 · 精致化 ---------- */
.tsb {
  background: linear-gradient(180deg, #ffffff 0%, #fcfcfe 100%) !important;
  border-right: 1px solid #eceef3 !important;
  box-shadow: 1px 0 0 rgba(16,24,40,.02), 4px 0 24px -16px rgba(16,24,40,.08) !important;
}
.tsb-brand {
  border-bottom: 1px solid #f0f1f5 !important;
  background: linear-gradient(90deg, rgba(79,70,229,.04), transparent) !important;
}
.tsb-logo {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%) !important;
  box-shadow: 0 4px 10px -2px rgba(79,70,229,.4) !important;
}
.tsb-brand-text b { color: var(--tp-ink) !important; }
.tsb-toggle {
  border-color: #eceef3 !important;
  transition: all .2s var(--tp-ease) !important;
}
.tsb-toggle:hover { background: var(--tp-primary-l) !important; color: var(--tp-primary) !important; border-color: #c7d2fe !important; }

.tsb-group {
  letter-spacing: .08em !important;
  text-transform: uppercase;
  font-size: 10.5px !important;
}
.tsb-item {
  border-radius: 9px !important;
  transition: all .18s var(--tp-ease) !important;
  position: relative;
}
.tsb-item:hover {
  background: #f5f6fa !important;
  color: var(--tp-ink) !important;
  transform: translateX(2px);
}
.tsb-item.on {
  background: linear-gradient(90deg, #eef2ff 0%, #f5f3ff 100%) !important;
  color: var(--tp-primary-d) !important;
  font-weight: 680 !important;
  box-shadow: inset 3px 0 0 var(--tp-primary) !important;
}
.tsb-item.on i { color: var(--tp-primary) !important; }
.tsb-item i { transition: transform .18s var(--tp-ease) !important; }
.tsb-item:hover i { transform: scale(1.12); }

.tsb-cta {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%) !important;
  box-shadow: 0 4px 12px -3px rgba(79,70,229,.45) !important;
  transition: all .2s var(--tp-ease) !important;
}
.tsb-cta:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 6px 16px -3px rgba(79,70,229,.55) !important;
}

/* ---------- 3. 顶部栏 twb-top ---------- */
.twb-top {
  background: rgba(255,255,255,.92) !important;
  border-bottom: 1px solid #eceef3 !important;
  box-shadow: 0 1px 0 rgba(16,24,40,.02) !important;
}
.twb-top-l h1 { letter-spacing: -.01em !important; }
.twb-search {
  border-radius: 10px !important;
  transition: all .2s ease !important;
}
.twb-search:focus-within {
  border-color: #c7d2fe !important;
  box-shadow: 0 0 0 3px rgba(79,70,229,.1) !important;
  background: #fff !important;
}
.twb-ico { transition: all .2s var(--tp-ease) !important; }
.twb-ico:hover { background: var(--tp-primary-l) !important; color: var(--tp-primary) !important; border-color: #c7d2fe !important; transform: translateY(-1px); }
.twb-user > span {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%) !important;
  box-shadow: 0 3px 8px -2px rgba(79,70,229,.4) !important;
}

/* ---------- 4. 页面头部 tp-pro-head · 渐变 accent ---------- */
.tp-pro-head {
  border-bottom: 1px solid #eceef3 !important;
  position: relative;
}
.tp-pro-head::after {
  content: "";
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--tp-primary) 0%, rgba(99,102,241,.25) 30%, transparent 80%);
  border-radius: 2px;
}
.tp-pro-kicker {
  box-shadow: 0 1px 2px rgba(16,24,40,.04) !important;
}
.tp-pro-head h1 {
  letter-spacing: -.025em !important;
  background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.tp-pro-head-text > p:last-child { color: var(--tp-muted) !important; }

/* mid-head（分层作业 / AI 备课） */
.mid-head.dense-head {
  border-bottom: 1px solid #eceef3 !important;
  position: relative;
}
.mid-head.dense-head::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--tp-primary) 0%, rgba(99,102,241,.2) 35%, transparent 85%);
  border-radius: 2px;
}
.mid-kicker {
  display: inline-flex !important;
  align-items: center;
  height: 22px;
  padding: 0 9px !important;
  border-radius: 7px !important;
  font-size: 11px !important;
  font-weight: 700 !important;
  letter-spacing: .04em !important;
  background: var(--tp-primary-l) !important;
  color: var(--tp-primary-d) !important;
  margin-bottom: 8px !important;
}
.mid-head h1 {
  letter-spacing: -.025em !important;
  font-weight: 750 !important;
}
.mid-desc { color: var(--tp-muted) !important; }

/* ---------- 5. 按钮 · 渐变与 hover ---------- */
.twb-btn-p, .tp-pro .btn-primary-custom {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%) !important;
  box-shadow: 0 3px 10px -2px rgba(79,70,229,.4) !important;
  border: 0 !important;
  transition: all .2s var(--tp-ease) !important;
}
.twb-btn-p:hover, .tp-pro .btn-primary-custom:hover {
  background: linear-gradient(135deg, #5457e5 0%, #4338ca 100%) !important;
  box-shadow: 0 5px 14px -2px rgba(79,70,229,.5) !important;
  transform: translateY(-1px) !important;
}
.twb-btn-p:active { transform: translateY(0) !important; }

.twb-btn-g {
  background: #fff !important;
  border: 1px solid #e5e7eb !important;
  transition: all .2s var(--tp-ease) !important;
}
.twb-btn-g:hover {
  background: var(--tp-primary-l) !important;
  border-color: #c7d2fe !important;
  color: var(--tp-primary-d) !important;
  transform: translateY(-1px) !important;
}

.mid-btn {
  transition: all .2s var(--tp-ease) !important;
  border-radius: 9px !important;
}
.mid-btn:hover { transform: translateY(-1px); }
.mid-btn.primary {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%) !important;
  border-color: transparent !important;
  box-shadow: 0 3px 10px -2px rgba(79,70,229,.4) !important;
}
.mid-btn.primary:hover {
  background: linear-gradient(135deg, #5457e5 0%, #4338ca 100%) !important;
  box-shadow: 0 5px 14px -2px rgba(79,70,229,.5) !important;
}
.mid-btn.ghost:hover {
  background: var(--tp-primary-l) !important;
  border-color: #c7d2fe !important;
  color: var(--tp-primary-d) !important;
}
.twb-link { transition: opacity .15s ease !important; }
.twb-link:hover { opacity: .75; }

/* ---------- 6. 卡片 · 柔和阴影 + hover 上浮 ---------- */
/* 统一卡片基底（覆盖 style.css 中 box-shadow:none 的设定） */
.tp-pro .card,
.twb-card,
.mid-card,
.sw-card,
.tr-card,
.eval-card,
.tr-panel,
.tpro-panel {
  background: #fff !important;
  border: 1px solid #eceef3 !important;
  border-radius: var(--tp-radius) !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: box-shadow .25s ease, transform .25s var(--tp-ease), border-color .25s ease !important;
}
/* 可交互卡片 hover 上浮 */
.tp-pro .tr-card,
.tp-pro .ct-card,
.tp-pro .eval-card,
.tp-pro .sw-preset,
.tp-pro .sr-row,
.tp-pro .sr-star,
.twb-nav button,
.ct-pack,
.tpro-info-grid .tpro-panel {
  cursor: pointer;
}
.tp-pro .tr-card:hover,
.tp-pro .ct-card:not(.slim):hover,
.tp-pro .eval-card:hover,
.tp-pro .sw-preset:hover,
.tp-pro .sr-row:hover,
.ct-pack:hover,
.tpro-info-grid .tpro-panel:hover {
  box-shadow: var(--tp-shadow-md) !important;
  transform: translateY(-2px);
  border-color: #dde0ea !important;
}
/* 静态展示卡片仅增强阴影，不上浮 */
.twb-card, .mid-card, .sw-card, .tr-panel { box-shadow: var(--tp-shadow-sm) !important; }

/* 卡片头部分隔线精致化 */
.twb-card-h h3, .sw-card-h h3, .mid-history-h h3 { letter-spacing: -.01em; }

/* ---------- 7. 统计卡 · 彩色 accent + hover ---------- */
/* Dashboard KPI */
.twb-kpi article {
  border-radius: var(--tp-radius) !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  position: relative;
  overflow: hidden;
  transition: all .25s var(--tp-ease) !important;
}
.twb-kpi article::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, #6366f1, #4f46e5);
  opacity: .85;
}
.twb-kpi article:nth-child(1)::before { background: linear-gradient(180deg, #818cf8, #6366f1); }
.twb-kpi article:nth-child(2)::before { background: linear-gradient(180deg, #fbbf24, #f59e0b); }
.twb-kpi article:nth-child(3)::before { background: linear-gradient(180deg, #34d399, #10b981); }
.twb-kpi article:nth-child(4)::before { background: linear-gradient(180deg, #f472b6, #ec4899); }
.twb-kpi article:hover {
  box-shadow: var(--tp-shadow-md) !important;
  transform: translateY(-2px);
  border-color: #dde0ea !important;
}
.twb-kpi strong { letter-spacing: -.04em !important; }

/* 通用 dense-stats（分层作业 / AI 备课） */
.dense-stats > div {
  border-radius: 11px !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.dense-stats > div:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-1px); }
.dense-stats b { letter-spacing: -.03em !important; }

/* 综合素质 KPI */
.eval-kpis article {
  border-radius: 12px !important;
  box-shadow: var(--tp-shadow-sm) !important;
  border: 1px solid #eceef3 !important;
}
.eval-kpis article.eval-kpi-art {
  background: linear-gradient(135deg, #eef2ff 0%, #f5f3ff 100%) !important;
}

/* 评分权重状态条 */
.sw-status article {
  border-radius: var(--tp-radius) !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.sw-status article:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-1px); }
.sw-status article.ok { border-color: #86efac !important; }
.sw-status article.bad { border-color: #fca5a5 !important; }

/* 资源推荐状态 */
.tr-status article {
  border-radius: 12px !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.tr-status article:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-1px); }

/* 课程任务雷达 */
.ct-radar article {
  border-radius: 12px !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
  cursor: pointer;
}
.ct-radar article:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-2px); border-color: #c7d2fe !important; }
.ct-radar article.hot { border-color: #fde68a !important; background: linear-gradient(180deg, #fffbeb, #fff) !important; }
.ct-radar article.warn { border-color: #fca5a5 !important; background: linear-gradient(180deg, #fef2f2, #fff) !important; }
.ct-radar article.clear { background: linear-gradient(180deg, #eef2ff, #fff) !important; border-color: #c7d2fe !important; }

/* 学生名册状态条 */
.sr-stat-strip > div {
  border-radius: 12px !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.sr-stat-strip > div:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-1px); }
.sr-stat-strip .warn { border-color: #fde68a !important; background: linear-gradient(180deg, #fffbeb, #fff) !important; }
.sr-stat-strip .good { border-color: #86efac !important; background: linear-gradient(180deg, #f0fdf4, #fff) !important; }

/* OJ 统计条 */
.oj-stat-bar > div {
  border-radius: 11px !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.oj-stat-bar > div:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-1px); }

/* 课程任务周截止带 */
.ct-day {
  border-radius: 10px !important;
  border: 1px solid #eceef3 !important;
  transition: all .2s var(--tp-ease) !important;
}
.ct-day.has { border-color: #c7d2fe !important; background: linear-gradient(180deg, #eef2ff, #fff) !important; }
.ct-day.today { border-color: var(--tp-primary) !important; box-shadow: 0 0 0 2px rgba(79,70,229,.15) !important; }
.ct-day:hover { transform: translateY(-2px); box-shadow: var(--tp-shadow-md) !important; }

/* ---------- 8. 表格 · 表头与 hover ---------- */
.twb-table th, .sw-table th, .mid-table th, .sr-table-head {
  background: linear-gradient(180deg, #f9fafb, #f5f6f8) !important;
  font-weight: 650 !important;
  letter-spacing: .01em;
}
.twb-table tr:hover td, .sw-table tbody tr:hover td, .mid-table tbody tr:hover td {
  background: #f8faff !important;
}
.sw-table tr.hl td { background: #eef2ff !important; }

/* 学生名册行 */
.sr-row {
  border-radius: 12px !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.sr-row:hover {
  box-shadow: var(--tp-shadow-md) !important;
  border-color: #c7d2fe !important;
  transform: translateY(-1px);
}
.sr-av { box-shadow: 0 2px 6px -1px rgba(16,24,40,.15) !important; }

/* ---------- 9. 空状态 · 图标圆圈 ---------- */
.twb-empty, .tr-empty, .ct-empty, .sr-empty, .oj-empty, .eval-empty, .dense-hist-empty {
  color: var(--tp-muted) !important;
}
.twb-empty i, .tr-empty i, .oj-empty .th-empty-icon i, .eval-empty .th-empty-icon i, .sr-empty i {
  display: inline-grid !important;
  place-content: center;
  width: 56px !important;
  height: 56px !important;
  border-radius: 50% !important;
  background: linear-gradient(135deg, #eef2ff 0%, #f5f3ff 100%) !important;
  color: var(--tp-primary) !important;
  font-size: 26px !important;
  margin-bottom: 6px !important;
  box-shadow: 0 4px 10px -3px rgba(79,70,229,.2) !important;
}
.twb-empty h4, .tr-empty h3, .eval-empty h3, .sr-empty h3 { color: var(--tp-ink) !important; }

/* ---------- 10. 徽章 · 精致化 ---------- */
.twb-badge, .mid-status, .ct-type, .sr-badge, .tr-type, .oj-diff {
  font-weight: 650 !important;
  letter-spacing: .01em;
  transition: transform .15s ease !important;
}
.twb-badge.is-ok { box-shadow: 0 2px 6px -2px rgba(16,185,129,.3) !important; }
.twb-badge.is-warn { box-shadow: 0 2px 6px -2px rgba(245,158,11,.3) !important; }
.twb-badge.is-danger { box-shadow: 0 2px 6px -2px rgba(239,68,68,.3) !important; }

/* ---------- 11. Dashboard 专属 · 欢迎横幅 ---------- */
/* 将 twb-head 升级为渐变横幅，呼应学生端 welcome-banner */
.twb-head {
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 45%, #818cf8 100%) !important;
  border-radius: 18px !important;
  padding: 22px 26px !important;
  margin-bottom: 16px !important;
  box-shadow: 0 10px 30px -8px rgba(79,70,229,.45), 0 4px 12px -4px rgba(79,70,229,.3) !important;
  position: relative;
  overflow: hidden;
}
.twb-head::before {
  content: "";
  position: absolute;
  right: -40px; top: -40px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.18), transparent 70%);
  pointer-events: none;
}
.twb-head::after {
  content: "";
  position: absolute;
  right: 30px; bottom: -30px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.1), transparent 70%);
  pointer-events: none;
}
.twb-head h2 {
  color: #fff !important;
  font-size: 24px !important;
  letter-spacing: -.03em !important;
  text-shadow: 0 2px 8px rgba(0,0,0,.15) !important;
}
.twb-head p {
  color: rgba(255,255,255,.85) !important;
  margin-top: 6px !important;
}
.twb-head-actions { position: relative; z-index: 2; }
.twb-head-actions .twb-btn-g {
  background: rgba(255,255,255,.15) !important;
  border-color: rgba(255,255,255,.3) !important;
  color: #fff !important;
  backdrop-filter: blur(6px);
}
.twb-head-actions .twb-btn-g:hover {
  background: rgba(255,255,255,.25) !important;
  border-color: rgba(255,255,255,.5) !important;
}

/* Dashboard alert 条精致化 */
.twb-alert-item {
  border-radius: 10px !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .2s var(--tp-ease) !important;
}
.twb-alert-item:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-1px); }
.twb-alert-item.warn {
  border-color: #fcd34d !important;
  background: linear-gradient(90deg, #fffbeb, #fff) !important;
}

/* Dashboard 侧边常用功能导航 */
.twb-nav button {
  border-radius: 11px !important;
  padding: 11px 10px !important;
  transition: all .2s var(--tp-ease) !important;
}
.twb-nav button:hover {
  background: #f5f6fa !important;
  transform: translateX(2px);
}
.twb-nav button > i:first-child {
  border-radius: 10px !important;
  box-shadow: 0 2px 6px -2px rgba(16,24,40,.12) !important;
  transition: transform .2s var(--tp-ease) !important;
}
.twb-nav button:hover > i:first-child { transform: scale(1.08) rotate(-3deg); }

/* 今日建议 */
.twb-todo li { transition: background .15s ease !important; }
.twb-todo li:hover { background: #f8faff; }
.twb-side-cta {
  border-radius: 10px !important;
  transition: all .2s var(--tp-ease) !important;
}

/* 学生提交表格头像 */
.twb-stu span {
  box-shadow: 0 2px 6px -2px rgba(79,70,229,.35) !important;
}

/* ---------- 12. 输入框 · 聚焦态 ---------- */
.tp-pro .mid-input,
.tp-pro .auth-input,
.tp-pro-search,
.twb-search input {
  transition: border-color .2s ease, box-shadow .2s ease !important;
}
.tp-pro .mid-input:focus,
.tp-pro .auth-input:focus,
.tp-pro-search:focus {
  border-color: #c7d2fe !important;
  box-shadow: 0 0 0 3px rgba(79,70,229,.1) !important;
}

/* 筛选 chips / pills hover */
.tr-chips button, .ct-view-toggle button, .sr-view-toggle button,
.tpro-pills button, .mid-chips button, .dense-types button {
  transition: all .18s var(--tp-ease) !important;
}
.tr-chips button:hover, .ct-view-toggle button:hover, .sr-view-toggle button:hover,
.tpro-pills button:hover, .mid-chips button:hover {
  border-color: #c7d2fe !important;
  color: var(--tp-primary-d) !important;
  background: var(--tp-primary-l) !important;
  transform: translateY(-1px);
}

/* 选择框 select 统一 */
.tp-pro select.auth-input {
  border-radius: 9px !important;
  cursor: pointer;
}

/* ---------- 13. 分层作业三列 · lane 卡片 ---------- */
.mid-lane {
  border-radius: var(--tp-radius) !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: box-shadow .25s ease !important;
}
.mid-lane:hover { box-shadow: var(--tp-shadow-md) !important; }
.mid-q {
  transition: all .2s var(--tp-ease) !important;
  border-radius: 10px !important;
}
.mid-q:hover { transform: translateX(3px); background: #f8faff; }

/* 分层说明卡 */
.dense-tips {
  border-radius: var(--tp-radius) !important;
  box-shadow: var(--tp-shadow-sm) !important;
}
.fit-layer-map article {
  border-radius: 12px !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.fit-layer-map article:hover { box-shadow: var(--tp-shadow-md) !important; transform: translateY(-2px); }

/* ---------- 14. 评分权重维度行 ---------- */
.sw-dim {
  border-radius: 12px !important;
  transition: box-shadow .2s ease, border-color .2s ease !important;
}
.sw-dim:hover { box-shadow: var(--tp-shadow-sm) !important; border-color: #dde0ea !important; }
.sw-preset {
  border-radius: var(--tp-radius) !important;
  box-shadow: var(--tp-shadow-sm) !important;
}

/* ---------- 15. 资源推荐卡片 ---------- */
.tr-card {
  border-radius: var(--tp-radius) !important;
}
.tr-card h4 { letter-spacing: -.01em; }
.tr-panel {
  border-radius: var(--tp-radius) !important;
}

/* ---------- 16. OJ 题目行 ---------- */
.oj-row {
  border-radius: 11px !important;
  transition: all .18s var(--tp-ease) !important;
}
.oj-row:hover { background: #f8faff !important; transform: translateX(2px); }
.oj-stat-bar b { letter-spacing: -.03em !important; }

/* ---------- 17. 综合素质维度条 ---------- */
.eval-dims i {
  border-radius: 999px !important;
  overflow: hidden;
}
.eval-dims i b {
  transition: width .4s var(--tp-ease) !important;
}
.eval-card-head strong {
  box-shadow: 0 2px 8px -2px rgba(16,24,40,.2) !important;
  border-radius: 10px !important;
}

/* ---------- 18. 课程任务看板 ---------- */
.ct-col header {
  border-radius: 10px !important;
}
.ct-pack {
  border-radius: 12px !important;
  border: 1px solid #eceef3 !important;
  box-shadow: var(--tp-shadow-sm) !important;
  transition: all .22s var(--tp-ease) !important;
}
.ct-pack:hover { border-color: #c7d2fe !important; background: linear-gradient(180deg, #f8faff, #fff) !important; }

/* ---------- 19. 加载与过渡 ---------- */
.th-loading, .sr-empty {
  border-radius: 12px !important;
}
.page-fade-enter-active { transition: opacity .25s ease, transform .25s var(--tp-ease); }
.page-fade-enter-from { opacity: 0; transform: translateY(8px); }

/* 滚动条精致化（教师端容器内） */
.tsb-nav::-webkit-scrollbar,
.twb-table-wrap::-webkit-scrollbar,
.sw-table-wrap::-webkit-scrollbar,
.sr-table-wrap::-webkit-scrollbar { width: 8px; height: 8px; }
.tsb-nav::-webkit-scrollbar-thumb,
.twb-table-wrap::-webkit-scrollbar-thumb,
.sw-table-wrap::-webkit-scrollbar-thumb,
.sr-table-wrap::-webkit-scrollbar-thumb {
  background: #d9dce3; border-radius: 999px; border: 2px solid transparent; background-clip: content-box;
}
.tsb-nav::-webkit-scrollbar-thumb:hover,
.twb-table-wrap::-webkit-scrollbar-thumb:hover,
.sw-table-wrap::-webkit-scrollbar-thumb:hover,
.sr-table-wrap::-webkit-scrollbar-thumb:hover { background: #bfc4cd; background-clip: content-box; }

/* ---------- 20. 响应式微调 ---------- */
@media (max-width: 1100px) {
  .twb-head { padding: 18px 20px !important; }
  .twb-head h2 { font-size: 21px !important; }
}
@media (max-width: 768px) {
  .twb-head { border-radius: 14px !important; }
  .twb-kpi article::before { width: 3px; }
}

/* ---------- 21. 减弱动画（无障碍） ---------- */
@media (prefers-reduced-motion: reduce) {
  .twb *, .teacher-workbench *, .tp-pro * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}