/* Admin console layout — loaded last; wins over prototype/hub styles */

body.is-admin-only {
  overflow: hidden;
}

body.is-admin-only .app {
  padding: 0 !important;
  gap: 0 !important;
  min-height: 100dvh;
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
}

body.is-admin-only #main-topbar,
body.is-admin-only #plaza-channels,
body.is-admin-only #role-switch {
  display: none !important;
}

#view-admin.active {
  display: flex !important;
  flex-direction: column;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body.is-admin-only #view-admin.active {
  flex: 1 1 auto;
  min-height: 0;
  height: auto;
  overflow: hidden;
  background: #e8eaff;
}

/* ── Admin shell scroll root (beat prototype.css) ── */
body.is-admin-only #view-admin.active .admin-shell,
#view-admin .admin-shell {
  display: grid !important;
  grid-template-columns: 1fr;
  grid-template-rows: minmax(0, 1fr) !important;
  width: 100%;
  min-height: 0 !important;
  height: 100% !important;
  max-height: 100% !important;
  flex: 1 1 auto !important;
  overflow: hidden !important;
}

body.is-admin-only #view-admin .admin-shell:has(> .admin-rail:not([hidden])),
#view-admin .admin-shell:has(> .admin-rail:not([hidden])) {
  grid-template-columns: 232px minmax(0, 1fr) !important;
}

#view-admin .admin-main,
body.is-admin-only #view-admin.active .admin-main {
  display: flex !important;
  flex-direction: column !important;
  min-width: 0 !important;
  min-height: 0 !important;
  height: 100% !important;
  max-height: 100% !important;
  overflow: hidden !important;
  padding: 16px clamp(16px, 2.2vw, 28px) 16px !important;
  box-sizing: border-box;
  background:
    linear-gradient(180deg, rgba(238, 240, 255, 0.55), rgba(231, 234, 252, 0.92) 84%, #e1e4fa);
}

#view-admin .admin-main > .admin-module:not([hidden]),
#view-admin .admin-main > .admin-module.is-on {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  height: 100% !important;
  max-height: 100% !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  display: flex !important;
  flex-direction: column !important;
}

#view-admin .admin-main > .admin-module[hidden] {
  display: none !important;
}

/* 创课 / 账号：模块本身不滚，交给内部滚动容器 */
#view-admin .admin-main > .admin-module[data-admin-module-pane="create"]:not([hidden]),
#view-admin .admin-main > .admin-module[data-admin-module-pane="create"].is-on,
#view-admin .admin-main > .admin-module[data-admin-module-pane="accounts"]:not([hidden]),
#view-admin .admin-main > .admin-module[data-admin-module-pane="accounts"].is-on {
  overflow: hidden !important;
}

#view-admin .admin-rail {
  display: none;
  position: sticky;
  top: 0;
  align-self: stretch;
  height: 100dvh;
  flex-direction: column;
  gap: 2px;
  padding: 20px 14px 16px;
  box-sizing: border-box;
  background:
    radial-gradient(520px 280px at 12% 0%, rgba(137, 104, 255, 0.42), transparent 62%),
    radial-gradient(420px 240px at 100% 100%, rgba(81, 59, 226, 0.34), transparent 58%),
    linear-gradient(180deg, #2a1f78 0%, #241a6a 46%, #1a1452 100%) !important;
  color: #eef3ff !important;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

#view-admin .admin-rail:not([hidden]),
body.is-admin-only #view-admin .admin-rail:not([hidden]) {
  display: flex !important;
}

#view-admin .admin-rail[hidden],
[data-perm][hidden].admin-rail {
  display: none !important;
}

#view-admin .admin-rail-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  padding: 4px 8px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

#view-admin .admin-rail-seal {
  flex: none;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(140deg, #8968ff, #513be2);
  box-shadow: 0 8px 18px rgba(92, 64, 221, 0.28), inset 0 1px rgba(255, 255, 255, 0.36);
}

#view-admin .admin-rail-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

#view-admin .admin-rail-brand strong,
#view-admin .admin-rail-brand-copy strong {
  font-size: 16px;
  font-weight: 800;
  color: #eef3ff !important;
}

#view-admin .admin-rail-brand span,
#view-admin .admin-rail-brand-copy span {
  font-size: 12px;
  color: rgba(238, 243, 255, 0.62) !important;
}

#view-admin .admin-rail-label {
  display: block !important;
  margin: 14px 10px 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(238, 243, 255, 0.42) !important;
}

#view-admin .admin-rail-nav {
  display: flex !important;
  flex-direction: column !important;
  gap: 2px;
  flex: 1;
  overflow: auto;
}

#view-admin .admin-rail-btn {
  display: block !important;
  width: 100% !important;
  text-align: left;
  padding: 9px 12px;
  border: 0 !important;
  border-radius: 10px;
  background: transparent !important;
  color: rgba(238, 243, 255, 0.82) !important;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

#view-admin .admin-rail-btn:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  color: #fff !important;
}

#view-admin .admin-rail-btn.is-active {
  background: linear-gradient(135deg, #8968ff, #513be2) !important;
  color: #fff !important;
  box-shadow: 0 8px 18px rgba(92, 64, 221, 0.35);
}

#view-admin .admin-rail-foot {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

#view-admin .admin-rail-logout {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.16) !important;
  border-radius: 10px;
  background: transparent !important;
  color: rgba(238, 243, 255, 0.88) !important;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

#view-admin .admin-rail-logout:hover {
  background: rgba(255, 93, 143, 0.18) !important;
  border-color: rgba(255, 93, 143, 0.4) !important;
}

#view-admin .admin-main {
  /* superseded by stronger rule above; keep fallback for older caches */
  min-width: 0;
  min-height: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding: 16px clamp(16px, 2.2vw, 28px) 16px;
  box-sizing: border-box;
  background:
    linear-gradient(180deg, rgba(238, 240, 255, 0.55), rgba(231, 234, 252, 0.92) 84%, #e1e4fa);
}

/* Keep sidebar on typical laptop widths; only collapse on narrow phones */
@media (max-width: 720px) {
  #view-admin .admin-shell:has(> .admin-rail:not([hidden])) {
    grid-template-columns: 1fr !important;
  }

  #view-admin .admin-rail:not([hidden]),
  body.is-admin-only #view-admin .admin-rail:not([hidden]) {
    position: relative;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 12px;
  }

  #view-admin .admin-rail-brand {
    width: 100%;
    margin-bottom: 6px;
    padding-bottom: 8px;
  }

  #view-admin .admin-rail-nav {
    flex-direction: row !important;
    flex-wrap: wrap;
    flex: 1;
  }

  #view-admin .admin-rail-label {
    display: none !important;
  }

  #view-admin .admin-rail-btn {
    width: auto !important;
  }

  #view-admin .admin-rail-foot {
    width: 100%;
    border-top: 0;
    padding-top: 4px;
  }
}

/* ── 创建副本 · 任务编排：宽屏可读布局（覆盖 prototype 窄栏） ── */
#view-admin .admin-workspace--create,
#view-admin .admin-create-page,
#view-admin .admin-create-main,
#view-admin .admin-panel,
#view-admin .admin-create-card {
  width: 100%;
  max-width: none !important;
  box-sizing: border-box;
}

#view-admin .admin-main {
  padding: 16px clamp(16px, 2.2vw, 32px) 28px;
}

/* 步骤 2 隐藏重复页头，把空间留给编排区 */
#view-admin .admin-create-main:has(#admin-panel-tasks:not([hidden])) .admin-create-hero {
  display: none;
}

#view-admin .admin-workspace--create {
  padding-inline: clamp(8px, 1.5vw, 20px);
}

#view-admin .admin-panel[data-admin-panel-pane="tasks"] .admin-create-card.pbl-admin {
  padding: clamp(18px, 2vw, 28px) clamp(20px, 2.4vw, 32px);
}

#view-admin .admin-create-card-head h3 {
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.25;
}

#view-admin .admin-create-card-head .muted,
#view-admin #pbl-course-context {
  font-size: 14px !important;
  line-height: 1.55 !important;
  max-width: none !important;
}

#view-admin .admin-step-tag {
  font-size: 12px;
  letter-spacing: 0.08em;
}

#view-admin .pbl-lazy-review {
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: 100%;
}

#view-admin .pbl-orchestrate-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

#view-admin .pbl-orchestrate-layout,
#view-admin .pbl-orchestrate-main {
  width: 100%;
  min-width: 0;
}

#view-admin .pbl-orchestrate-main .pbl-editor-shell {
  gap: 0;
  display: flex;
  flex-direction: column;
}

#view-admin .pbl-chapter-pick {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 220px;
  min-width: 180px;
  max-width: 420px;
  margin: 0;
}

#view-admin .pbl-chapter-pick__label {
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
}

#view-admin .pbl-orchestrate-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin: 0 0 14px;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(248, 250, 252, 0.96);
  border: 1px solid rgba(99, 102, 241, 0.18);
}

#view-admin .pbl-orchestrate-summary__task {
  font-size: 12px;
  font-weight: 800;
  color: #334155;
}

#view-admin .pbl-orchestrate-summary__chips {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}

#view-admin .pbl-orchestrate-summary__chip {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  color: #64748b;
  background: #fff;
  border: 1px solid rgba(148, 163, 184, 0.32);
}

#view-admin .pbl-orchestrate-summary__meta {
  font-size: 12px;
  color: #64748b;
}


#view-admin .pbl-empty-hint {
  margin: 10px 0 0;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(248, 250, 252, 0.95);
  border: 1px dashed rgba(148, 163, 184, 0.35);
  font-size: 13px;
  line-height: 1.45;
}

#view-admin .pbl-chapter-pick .pbl-chapter-select {
  max-height: none;
  height: auto;
  min-height: 40px;
}

#view-admin .pbl-section-card {
  margin-top: 14px;
}

#view-admin .pbl-section-card--compact {
  padding-top: 12px;
}

#view-admin .pbl-editor-footer {
  margin-top: 14px;
  gap: 10px;
}

#view-admin .pbl-section-card--compact > .pbl-hint,
#view-admin .pbl-bank-editor__lead {
  display: none;
}

#view-admin .pbl-drill-meta {
  margin-bottom: 8px;
}

#view-admin .pbl-more-details {
  margin-top: 12px;
  padding-top: 8px;
  border-top: 1px dashed rgba(99, 102, 241, 0.16);
}

#view-admin .pbl-more-details > summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  color: #4338ca;
  margin-bottom: 10px;
}

#view-admin .pbl-resource-inline {
  margin-top: 12px;
}

/* ── 实践题编排 ── */
#view-admin #pbl-section-practice {
  margin-top: 14px;
}

#view-admin .pbl-work-editor {
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 920px;
}

#view-admin .pbl-work-wizard {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#view-admin .pbl-work-wizard__coach {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin: 0 0 14px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(16, 185, 129, 0.28);
  background: linear-gradient(135deg, rgba(240, 253, 250, 0.98), rgba(236, 253, 245, 0.72));
}

#view-admin .pbl-work-wizard__coach-icon {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  font-size: 20px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.14);
}

#view-admin .pbl-work-wizard__coach-title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 800;
  color: #065f46;
}

#view-admin .pbl-work-wizard__coach-lead {
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.55;
  color: #334155;
}

#view-admin .pbl-work-wizard__progress-text {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  color: #059669;
}

#view-admin .pbl-work-wizard.is-work-complete .pbl-work-wizard__progress-text {
  color: #047857;
}

#view-admin .pbl-work-wizard__rail {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

#view-admin .pbl-work-wizard__rail-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
  background: rgba(248, 250, 252, 0.95);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

#view-admin .pbl-work-wizard__rail-item span {
  font-weight: 800;
}

#view-admin .pbl-work-wizard__rail-item.is-done {
  color: #047857;
  border-color: rgba(16, 185, 129, 0.35);
  background: rgba(236, 253, 245, 0.9);
}

#view-admin .pbl-work-wizard__rail-item.is-active {
  color: #0f766e;
  border-color: rgba(20, 184, 166, 0.45);
  background: rgba(204, 251, 241, 0.55);
  box-shadow: 0 0 0 2px rgba(20, 184, 166, 0.12);
}

#view-admin .pbl-work-step {
  margin: 0 0 14px;
  padding: 14px 16px 16px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.32);
  background: #fff;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}

#view-admin .pbl-work-step.is-filled {
  border-color: rgba(16, 185, 129, 0.32);
}

#view-admin .pbl-work-step.is-required-empty {
  border-left: 3px solid rgba(245, 158, 11, 0.75);
}

#view-admin .pbl-work-step--optional {
  background: rgba(248, 250, 252, 0.85);
  border-style: dashed;
}

#view-admin .pbl-work-step__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

#view-admin .pbl-work-step__num {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #10b981, #059669);
}

#view-admin .pbl-work-step.is-required-empty .pbl-work-step__num {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

#view-admin .pbl-work-step--optional .pbl-work-step__num {
  background: linear-gradient(135deg, #94a3b8, #64748b);
}

#view-admin .pbl-work-step__titles {
  flex: 1 1 auto;
  min-width: 0;
}

#view-admin .pbl-work-step__title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 800;
  color: #0f172a;
}

#view-admin .pbl-work-step__optional-tag {
  font-size: 11px;
  font-weight: 700;
  color: #64748b;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(148, 163, 184, 0.15);
  vertical-align: middle;
}

#view-admin .pbl-work-step__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: #64748b;
}

#view-admin .pbl-work-step__hint code {
  font-size: 11px;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(16, 185, 129, 0.1);
  color: #047857;
}

#view-admin .pbl-work-step__badge {
  flex: 0 0 auto;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 9px;
  border-radius: 999px;
  color: #b45309;
  background: rgba(254, 243, 199, 0.85);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

#view-admin .pbl-work-step__badge.is-done {
  color: #047857;
  background: rgba(209, 250, 229, 0.9);
  border-color: rgba(16, 185, 129, 0.28);
}

#view-admin .pbl-work-step__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

#view-admin .pbl-work-step__input {
  width: 100%;
  box-sizing: border-box;
  min-height: 140px;
  resize: vertical;
  font: inherit;
  font-size: 14px;
  line-height: 1.6;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: #fff;
  color: #0f172a;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

#view-admin .pbl-work-step__input:focus {
  outline: none;
  border-color: rgba(16, 185, 129, 0.55);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
}

#view-admin .pbl-work-step__example {
  margin-top: 10px;
  font-size: 12px;
}

#view-admin .pbl-work-step__example summary {
  cursor: pointer;
  color: #0d9488;
  font-weight: 700;
}

#view-admin .pbl-work-step__sample {
  margin: 8px 0 0;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  background: rgba(248, 250, 252, 0.95);
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: #475569;
}

#view-admin .pbl-work-step__foot {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.45;
}

#view-admin .pbl-work-step .pbl-ai-field-btn {
  flex: 0 0 auto;
}

#view-admin .pbl-practice-meta__lead {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.45;
}

/* legacy aliases */
#view-admin .pbl-work-card {
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}

#view-admin .pbl-work-fields {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

#view-admin .pbl-work-field__input {
  width: 100%;
  box-sizing: border-box;
  min-height: 120px;
  resize: vertical;
  font: inherit;
  font-size: 14px;
  line-height: 1.55;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: #fff;
  color: #0f172a;
}

#view-admin .pbl-work-field .pbl-ai-field-btn {
  position: relative;
  z-index: 2;
  flex: 0 0 auto;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  pointer-events: auto;
  cursor: pointer;
}

#view-admin .pbl-practice-meta[hidden] {
  display: none !important;
}

#view-admin .pbl-practice-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0;
  margin: 0 0 14px;
  padding: 0;
  max-width: 960px;
  border-radius: 12px;
  border: 1px solid rgba(16, 185, 129, 0.18);
  background: linear-gradient(180deg, rgba(240, 253, 250, 0.95), rgba(248, 250, 252, 0.98));
  overflow: hidden;
}

#view-admin .pbl-practice-meta__section {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  flex: 1 1 220px;
  padding: 12px 16px;
}

#view-admin .pbl-practice-meta__section + .pbl-practice-meta__section {
  border-left: 1px solid rgba(16, 185, 129, 0.14);
}

#view-admin .pbl-practice-meta__title {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  color: #64748b;
  letter-spacing: 0.04em;
}

#view-admin .pbl-accept-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

#view-admin .pbl-accept-chip {
  margin: 0;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: #fff;
  font-size: 12px;
  font-weight: 600;
  color: #475569;
  cursor: pointer;
  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    color 0.15s ease;
}

#view-admin .pbl-accept-chip:has(input:checked) {
  border-color: rgba(16, 185, 129, 0.45);
  background: rgba(16, 185, 129, 0.1);
  color: #047857;
}

#view-admin .pbl-defense-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

#view-admin .pbl-defense-switch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 8px 12px 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.32);
  background: #fff;
  cursor: pointer;
  user-select: none;
  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    box-shadow 0.15s ease;
}

#view-admin .pbl-defense-switch:hover {
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.06);
}

#view-admin .pbl-defense-switch input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

#view-admin .pbl-defense-switch__track {
  position: relative;
  flex: 0 0 auto;
  width: 40px;
  height: 22px;
  border-radius: 999px;
  background: #cbd5e1;
  transition: background 0.18s ease;
}

#view-admin .pbl-defense-switch__thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.25);
  transition: transform 0.18s ease;
}

#view-admin .pbl-defense-switch:has(input:checked) {
  border-color: rgba(16, 185, 129, 0.42);
  background: rgba(16, 185, 129, 0.08);
}

#view-admin .pbl-defense-switch:has(input:checked) .pbl-defense-switch__track {
  background: #10b981;
}

#view-admin .pbl-defense-switch:has(input:checked) .pbl-defense-switch__thumb {
  transform: translateX(18px);
}

#view-admin .pbl-defense-switch:has(input:focus-visible) {
  outline: 2px solid rgba(16, 185, 129, 0.45);
  outline-offset: 2px;
}

#view-admin .pbl-defense-switch__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
  line-height: 1.25;
}

#view-admin .pbl-defense-switch__title {
  font-size: 13px;
  font-weight: 800;
  color: #334155;
}

#view-admin .pbl-defense-switch:has(input:checked) .pbl-defense-switch__title {
  color: #047857;
}

#view-admin .pbl-defense-switch__hint {
  font-size: 11px;
  font-weight: 600;
  color: #94a3b8;
}

#view-admin .pbl-defense-switch:has(input:checked) .pbl-defense-switch__hint {
  color: #059669;
}

#view-admin .pbl-defense-score {
  margin: 0;
  min-width: 96px;
}

#view-admin .pbl-defense-score .admin-field-label {
  font-size: 12px;
  color: #64748b;
}

#view-admin .pbl-defense-score input {
  width: 64px;
  padding: 7px 8px;
  text-align: center;
}

#view-admin .pbl-defense-controls:has(#pbl-defense-enabled:not(:checked)) .pbl-defense-score {
  opacity: 0.45;
  pointer-events: none;
}

@media (max-width: 860px) {
  #view-admin .pbl-work-fields {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  #view-admin .pbl-practice-meta__section + .pbl-practice-meta__section {
    border-left: none;
    border-top: 1px solid rgba(16, 185, 129, 0.14);
  }
}

#view-admin .pbl-course-context {
  margin: 4px 0 0;
  font-size: 13px;
}

#view-admin .pbl-save-hint {
  font-size: 12px;
  margin: 0;
}

#view-admin .pbl-admin .admin-field-label {
  font-size: 13px;
  font-weight: 700;
  color: #1e293b;
}

#view-admin .pbl-admin .admin-field input,
#view-admin .pbl-admin .admin-field select,
#view-admin .pbl-admin .admin-field textarea,
#view-admin .pbl-admin label:not(.check-row) > input,
#view-admin .pbl-admin label:not(.check-row) > select,
#view-admin .pbl-admin label:not(.check-row) > textarea {
  font-size: 15px;
  line-height: 1.45;
  padding: 11px 13px;
}

#view-admin .pbl-admin .pbl-hint,
#view-admin .pbl-bank-editor__lead,
#view-admin .pbl-admin .pbl-empty-hint,
#view-admin #pbl-bank-empty {
  font-size: 14px;
  line-height: 1.6;
}

#view-admin #pbl-bank-empty {
  margin: 0 clamp(16px, 2vw, 22px) 8px;
}

#view-admin .pbl-section-card__legend,
#view-admin .pbl-section-card__toggle {
  font-size: 15px !important;
}

#view-admin .pbl-section-card__legend {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px clamp(14px, 2vw, 20px) 8px !important;
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
  margin-bottom: 4px;
}

#view-admin .pbl-section-card__toggle {
  gap: 8px;
  margin: 0;
  max-width: 100%;
}

#view-admin .pbl-section-card__toggle span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#view-admin .pbl-meta-card__title {
  font-size: 15px;
}

#view-admin .pbl-orchestrate-workspace {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  min-height: 0;
  overflow: hidden;
}

#view-admin .pbl-orchestrate-section--editor {
  padding: 0;
}

#view-admin .pbl-orchestrate-sticky {
  position: sticky;
  top: 0;
  z-index: 24;
  margin: 0 0 10px;
  padding: 0 0 8px;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
  display: flex;
  flex-direction: column;
  gap: 0;
  flex-shrink: 0;
}

#view-admin #pbl-orchestrate-editor-section > .pbl-task-card {
  margin: 0 0 14px;
  flex-shrink: 0;
}

#view-admin .pbl-orchestrate-nodes-zone {
  margin: 0;
  padding: 12px 14px 14px;
  flex-shrink: 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.72);
}

#view-admin .pbl-drill-panel > .pbl-orchestrate-nodes-zone {
  background: linear-gradient(180deg, rgba(219, 234, 254, 0.55), rgba(255, 255, 255, 0.85));
  border-bottom-color: rgba(59, 130, 246, 0.22);
}

#view-admin .pbl-practice-panel > .pbl-orchestrate-nodes-zone {
  background: linear-gradient(180deg, rgba(209, 250, 229, 0.55), rgba(255, 255, 255, 0.85));
  border-bottom-color: rgba(16, 185, 129, 0.22);
}

#view-admin .pbl-orchestrate-nodes-zone[hidden] {
  display: none !important;
}

#view-admin .pbl-task-nodes-bar__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin: 0 0 8px;
}

#view-admin .pbl-task-nodes-bar__title {
  margin: 0;
  font-size: 13px;
  font-weight: 800;
  color: #334155;
  letter-spacing: 0.02em;
}

#view-admin .pbl-task-nodes-bar__hint {
  font-size: 12px;
  font-weight: 500;
  color: #94a3b8;
}

#view-admin .pbl-orchestrate-task-compact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  justify-content: flex-start;
}

#view-admin .pbl-chapter-pick--compact {
  flex: 1 1 280px;
  width: auto;
  min-width: 0;
  max-width: min(380px, 56vw);
  margin: 0;
}

#view-admin .pbl-orchestrate-task-compact {
  min-width: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-chapter-pick--compact {
  flex: 1 1 220px;
  max-width: min(320px, 42vw);
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-task-compact__row {
  justify-content: flex-start;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-section--editor,
#view-admin #admin-panel-tasks.is-on #pbl-orchestrate-editor-section.pbl-level-editor {
  flex: 0 0 auto;
  min-height: 0;
  display: block;
  overflow: visible;
  padding-bottom: 0;
}

#view-admin #admin-panel-tasks.is-on #pbl-orchestrate-editor-section > .pbl-task-card,
#view-admin #admin-panel-tasks.is-on #pbl-orchestrate-editor-section > .pbl-orchestrate-no-nodes:not([hidden]),
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body:not([hidden]) {
  flex: 0 0 auto;
  overflow: visible;
  max-height: none;
  min-height: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body:not([hidden]) {
  padding: 0 4px 48px 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-task-card__body {
  overflow: visible;
  max-height: none;
}

#view-admin .pbl-chapter-pick--compact .pbl-chapter-select {
  min-height: 36px;
  width: 100%;
  min-width: 200px;
  max-width: 380px;
}

#view-admin .pbl-orchestrate-task-compact__meta {
  flex: 0 0 auto;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #4338ca;
  background: rgba(99, 102, 241, 0.1);
  white-space: nowrap;
}

#view-admin .pbl-orchestrate-task-compact__actions {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-left: 0;
  flex: 0 0 auto;
}

#view-admin .pbl-orchestrate-task-compact__danger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-left: 8px;
  border-left: 1px solid rgba(148, 163, 184, 0.28);
}

#view-admin .pbl-orchestrate-task-compact__actions #btn-pbl-task-preview {
  color: #4338ca;
  border-color: rgba(99, 102, 241, 0.35);
  background: rgba(99, 102, 241, 0.08);
  white-space: nowrap;
}

#view-admin .pbl-orchestrate-task-compact__actions #btn-pbl-task-preview:hover {
  background: rgba(99, 102, 241, 0.14);
  border-color: rgba(99, 102, 241, 0.5);
}

#view-admin .pbl-orchestrate-task-compact__actions #btn-pbl-ai-suggest {
  color: #4338ca;
  border-color: rgba(99, 102, 241, 0.28);
  background: rgba(99, 102, 241, 0.06);
}

#view-admin .pbl-orchestrate-task-compact__actions #btn-pbl-ai-suggest:hover {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.38);
}

#view-admin .pbl-orchestrate-task-compact__danger #btn-pbl-del-chapter {
  color: #b45309;
  border-color: rgba(180, 83, 9, 0.28);
}

#view-admin .pbl-orchestrate-task-compact__danger #btn-pbl-del-chapter:hover {
  background: rgba(255, 251, 235, 0.95);
  border-color: rgba(180, 83, 9, 0.42);
}

#view-admin .pbl-orchestrate-task-compact__danger #btn-pbl-clear-tasks {
  color: #b91c1c;
  border-color: rgba(185, 28, 28, 0.28);
}

#view-admin .pbl-orchestrate-task-compact__danger #btn-pbl-clear-tasks:hover {
  background: rgba(254, 242, 242, 0.95);
  border-color: rgba(185, 28, 28, 0.42);
}

#view-admin .pbl-orchestrate-editor-body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

#view-admin .pbl-orchestrate-section--editor .pbl-orchestrate-summary {
  margin: 0;
  padding: 8px 12px;
  border-radius: 10px;
}

#view-admin .pbl-orchestrate-section--editor .pbl-orchestrate-summary__chips {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}

#view-admin .pbl-orchestrate-section--editor .pbl-section-card:first-of-type {
  margin-top: 0;
}

#view-admin .pbl-orchestrate-section--editor .pbl-editor-footer {
  margin-top: 8px;
  padding-top: 0;
  border-top: none;
}

/* 编排区：单层表面，去掉卡片套卡片 */
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-section-shell,
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-section-card {
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  min-height: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body #pbl-section-practice[hidden],
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-guide-editor[hidden],
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-editor-footer[hidden] {
  display: none !important;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-section-card--compact {
  padding-top: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-section-card--flat {
  margin-top: 0;
  border: none;
  box-shadow: none;
  background: transparent;
  border-radius: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-section-card--flat {
  overflow: visible;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-section-card,
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-section-card--flat {
  overflow: visible;
}

#view-admin .pbl-orchestrate-editor-body .pbl-section-card--flat > .pbl-admin-grid,
#view-admin .pbl-orchestrate-editor-body .pbl-section-card--flat > .pbl-bank-editor,
#view-admin .pbl-orchestrate-editor-body .pbl-section-card--flat > .pbl-work-editor,
#view-admin .pbl-orchestrate-editor-body .pbl-section-card--flat > .pbl-practice-meta {
  margin-left: 0;
  margin-right: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-node-settings {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 0 0 12px;
  padding: 0 0 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

#view-admin .pbl-orchestrate-editor-body .pbl-node-settings .admin-field {
  margin: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-node-settings .pbl-inline-check {
  margin: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor {
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__head {
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-format-filter {
  flex: 1 1 100%;
}

#view-admin .pbl-orchestrate-editor-body #pbl-bank-empty,
#view-admin .pbl-orchestrate-editor-body .pbl-bank-filter-empty {
  margin: 0;
  padding: 10px 0;
  border: none;
  background: transparent;
  text-align: center;
  color: #94a3b8;
}

#view-admin .pbl-orchestrate-editor-body .pbl-work-field {
  border: none;
  background: transparent;
  padding: 0 0 12px;
}

#view-admin .pbl-orchestrate-editor-body .pbl-practice-meta {
  border: none;
  background: transparent;
  box-shadow: none;
}

#view-admin .pbl-orchestrate-editor-body .pbl-practice-meta__section {
  padding: 0 0 8px;
}

#view-admin .pbl-orchestrate-editor-body .pbl-practice-meta__section + .pbl-practice-meta__section {
  border-left: none;
  padding-left: 0;
}

#view-admin .pbl-orchestrate-task-compact__actions .btn-ghost.btn-sm:not(#btn-pbl-del-chapter):not(#btn-pbl-clear-tasks) {
  color: #64748b;
  border-color: rgba(148, 163, 184, 0.28);
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-format-filter__title,
#view-admin .pbl-orchestrate-editor-body .pbl-bank-filter-count {
  display: none;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 14px;
  position: static;
  top: auto;
  z-index: auto;
  padding: 0 0 10px;
  margin: 0 0 8px;
  background: transparent;
  backdrop-filter: none;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__head .pbl-node-editor-title {
  display: none;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__head .pbl-bank-editor__lead {
  flex: 1 1 280px;
  min-width: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__head .pbl-bank-editor__actions {
  flex: 0 0 auto;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__lead {
  min-width: 0;
}

#view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__actions {
  flex-wrap: nowrap;
}

#view-admin .pbl-orchestrate-editor-body .pbl-question-card {
  border: none;
  box-shadow: none;
  border-radius: 0;
  padding: 12px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

#view-admin .pbl-orchestrate-editor-body .pbl-question-card:last-child {
  border-bottom: none;
}

@media (max-width: 860px) {
  #view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__head {
    grid-template-columns: 1fr;
  }

  #view-admin .pbl-orchestrate-editor-body .pbl-bank-editor__actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

#view-admin .pbl-orchestrate-section {
  padding: 0;
  border-top: none;
}

#view-admin .pbl-orchestrate-section:first-child {
  border-top: 0;
}

#view-admin .pbl-orchestrate-section__head {
  margin-bottom: 12px;
}

#view-admin .pbl-orchestrate-section__title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 800;
  color: #1e293b;
  letter-spacing: 0.02em;
}

#view-admin .pbl-orchestrate-section__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: #64748b;
}

#view-admin .pbl-orchestrate-no-nodes[hidden] {
  display: none !important;
}

#view-admin .pbl-orchestrate-no-nodes:not([hidden]) {
  margin: 0 0 12px;
}

#view-admin .pbl-orchestrate-workspace[hidden] {
  display: none !important;
}

#view-admin .pbl-orchestrate-sticky.is-task-only {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

#view-admin .pbl-orchestrate-section--editor .pbl-suggest-box {
  margin-bottom: 12px;
}

#view-admin .admin-create-footer--step2 .admin-create-footer-actions--solo {
  margin-left: auto;
  width: 100%;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

#view-admin .pbl-chapter-pick--compact .pbl-chapter-pick__label {
  display: none;
}

#view-admin .pbl-task-nodes-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

#view-admin .pbl-task-nodes-bar__list {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px;
  flex: 0 1 auto;
  min-width: 0;
}

#view-admin .pbl-task-nodes-bar #btn-pbl-add-node {
  flex: 0 0 auto;
  margin-left: 0;
}

#view-admin .pbl-task-nodes-bar__label {
  font-size: 12px;
  font-weight: 800;
  color: #4338ca;
  flex: 0 0 auto;
  letter-spacing: 0.02em;
}

#view-admin .pbl-task-node-tab__idx {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  font-size: 11px;
  font-weight: 800;
  background: rgba(99, 102, 241, 0.12);
  color: #6366f1;
}

#view-admin .pbl-task-node-tab.is-active .pbl-task-node-tab__idx {
  background: rgba(255, 255, 255, 0.24);
  color: #fff;
}

#view-admin .pbl-task-node-tab[data-node-type='work'] .pbl-task-node-tab__idx {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
}

#view-admin .pbl-task-node-tab[data-node-type='work'].is-active .pbl-task-node-tab__idx {
  background: rgba(255, 255, 255, 0.24);
  color: #fff;
}

#view-admin .pbl-task-node-tab {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  flex: 0 1 auto;
  max-width: min(100%, 260px);
  min-width: 0;
  min-height: 36px;
  padding: 6px 10px;
  border-radius: 10px;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  background: #fff;
  border: 1px solid rgba(148, 163, 184, 0.38);
  cursor: pointer;
  transition:
    border-color 0.15s ease,
    color 0.15s ease,
    background 0.15s ease,
    box-shadow 0.15s ease;
}

#view-admin .pbl-task-node-tab:hover:not(.is-active) {
  border-color: rgba(99, 102, 241, 0.35);
  color: #334155;
}

#view-admin .pbl-task-node-tab.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, #6366f1 0%, #7c3aed 100%);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.28);
  transform: none;
}

#view-admin .pbl-task-node-tab[data-node-type='work'].is-active {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.24);
}

#view-admin .pbl-task-node-tab[data-node-type='reward'].is-active {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.22);
}

#view-admin .pbl-task-node-tab__name {
  flex: 1 1 auto;
  max-width: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
}

#view-admin .pbl-task-node-tab em {
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.08);
  color: inherit;
  flex: 0 0 auto;
}

#view-admin .pbl-task-node-tab.is-active em {
  background: rgba(255, 255, 255, 0.22);
}

#view-admin .pbl-task-node-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.14);
}

#view-admin .pbl-task-node-chip em {
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  color: #6366f1;
}

#view-admin .pbl-task-node-chip[data-node-type="work"] {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.18);
}

#view-admin .pbl-task-node-chip[data-node-type="work"] em {
  color: #059669;
}

#view-admin .pbl-section-card > .pbl-hint,
#view-admin .pbl-section-card > .pbl-admin-grid,
#view-admin .pbl-section-card > .pbl-bank-editor,
#view-admin .pbl-section-card > .pbl-guide-editor,
#view-admin .pbl-section-card > #pbl-unit-ai-field,
#view-admin .pbl-section-card > .stub-inline-panel,
#view-admin .pbl-section-card > .pbl-resource-link-row,
#view-admin .pbl-section-card > .admin-resource-list,
#view-admin .pbl-section-card > .pbl-library-details,
#view-admin .pbl-section-card > .admin-field,
#view-admin .pbl-section-card > label.check-row {
  margin-left: clamp(16px, 2vw, 22px);
  margin-right: clamp(16px, 2vw, 22px);
}

#view-admin .pbl-section-card > .pbl-work-editor,
#view-admin .pbl-section-card > .pbl-practice-meta {
  margin-left: clamp(14px, 2vw, 20px);
  margin-right: clamp(14px, 2vw, 20px);
}

#view-admin .pbl-bank-editor,
#view-admin .pbl-guide-editor {
  margin-inline: clamp(16px, 2vw, 22px);
}

#view-admin .pbl-bank-layout {
  grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
  gap: clamp(12px, 1.5vw, 18px);
}

#view-admin .pbl-bank-nav {
  max-height: min(520px, 62vh);
}

#view-admin .pbl-question-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

#view-admin .pbl-bank-editor__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

#view-admin .pbl-bank-editor__actions #btn-pbl-ai-bank {
  font-weight: 700;
}

#view-admin .pbl-question-card__tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

#view-admin #pbl-task.pbl-chapter-select {
  height: auto;
  min-height: 0;
  max-height: 44px;
  overflow: hidden;
}

#view-admin .pbl-kind-readonly {
  margin: 0;
  font-size: 14px;
}

#view-admin .pbl-bank-editor__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 14px;
  margin-bottom: 8px;
}

#view-admin .pbl-bank-editor__lead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  flex: 1 1 280px;
  min-width: 0;
}

#view-admin .pbl-bank-format-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  flex: 1 1 220px;
  min-width: 0;
}

#view-admin #pbl-bank-filter-count,
#view-admin .pbl-bank-filter-hint {
  display: none !important;
}

#view-admin .pbl-bank-format-filter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  flex: 0 0 auto;
}

#view-admin .pbl-bank-format-filter__intro {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
}

#view-admin .pbl-bank-format-filter__title {
  font-size: 12px;
  font-weight: 600;
  color: #64748b;
}

#view-admin .pbl-bank-filter-count {
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
  padding: 0;
  border-radius: 0;
  background: transparent;
  border: none;
}

#view-admin .pbl-bank-format-filter__track {
  --filter-index: 1;
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  flex: 1 1 auto;
  padding: 0;
  border-radius: 0;
  background: transparent;
  border: none;
  box-shadow: none;
}

#view-admin .pbl-bank-format-filter__thumb {
  display: none;
}

#view-admin .pbl-bank-format-filter__track[data-filter='all'] .pbl-bank-format-filter__thumb {
  background: linear-gradient(135deg, #64748b 0%, #475569 100%);
  box-shadow: 0 6px 16px rgba(71, 85, 105, 0.28);
}

#view-admin .pbl-bank-format-filter__track[data-filter='truefalse'] .pbl-bank-format-filter__thumb {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  box-shadow: 0 6px 16px rgba(217, 119, 6, 0.28);
}

#view-admin .pbl-bank-format-filter__track[data-filter='blank'] .pbl-bank-format-filter__thumb {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  box-shadow: 0 6px 16px rgba(5, 150, 105, 0.28);
}

#view-admin .pbl-bank-filter-btn {
  position: relative;
  z-index: 1;
  appearance: none;
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-height: 0;
  padding: 5px 10px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 999px;
  background: #fff;
  color: #64748b;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition:
    color 0.15s ease,
    background 0.15s ease,
    border-color 0.15s ease;
}

#view-admin .pbl-bank-filter-btn:hover:not(.is-active) {
  color: #475569;
  border-color: rgba(99, 102, 241, 0.28);
}

#view-admin .pbl-bank-filter-btn.is-active {
  color: #4338ca;
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.35);
  font-weight: 700;
}

#view-admin .pbl-bank-filter-btn__icon {
  display: none;
}

#view-admin .pbl-bank-filter-btn__text {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

#view-admin .pbl-bank-filter-btn__label {
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

#view-admin .pbl-bank-filter-btn__count {
  min-width: 18px;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.35;
  background: rgba(15, 23, 42, 0.08);
  color: inherit;
}

#view-admin .pbl-bank-filter-btn.is-active .pbl-bank-filter-btn__count {
  background: rgba(99, 102, 241, 0.14);
  color: #4338ca;
}

#view-admin .pbl-bank-filter-hint {
  display: none;
}

#view-admin .pbl-q-format-readonly__hint {
  font-size: 12px;
  color: #94a3b8;
}

#view-admin .pbl-q-format-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  background: rgba(148, 163, 184, 0.12);
  border: 1px solid rgba(148, 163, 184, 0.28);
}

#view-admin .pbl-bank-filter-empty {
  margin: 8px 0 0;
}

#view-admin .pbl-q-format-readonly__hint {
  display: none;
}

#view-admin .pbl-q-format-readonly__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

#view-admin .pbl-q-format-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

#view-admin .pbl-q-format-btn {
  appearance: none;
  border: 1px solid rgba(16, 185, 129, 0.28);
  background: #fff;
  color: #475569;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  line-height: 1.2;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease, box-shadow 0.12s ease;
}

#view-admin .pbl-q-format-btn:hover {
  border-color: rgba(16, 185, 129, 0.55);
  color: #047857;
  background: rgba(16, 185, 129, 0.06);
}

#view-admin .pbl-q-format-btn.is-active {
  border-color: #10b981;
  color: #047857;
  background: rgba(16, 185, 129, 0.12);
  box-shadow: inset 0 0 0 1px rgba(16, 185, 129, 0.18);
}

#view-admin .pbl-q-panel.is-off {
  display: none !important;
}

#view-admin .pbl-q-format-field {
  grid-column: 1 / -1;
}

#view-admin .pbl-q-kind-picker {
  gap: 8px;
}

#view-admin .pbl-q-kind-btn {
  font-size: 13px;
  padding: 8px 12px;
}

#view-admin .pbl-q-format-readonly {
  font-size: 13px;
}

#view-admin .pbl-q-guide-block {
  padding: clamp(12px, 1.5vw, 16px);
}

#view-admin .pbl-q-guide-grid {
  gap: 12px;
}

#view-admin .pbl-question-card__grid,
#view-admin .pbl-guide-card__grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

@media (min-width: 1280px) {
  #view-admin .pbl-q-opts {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  #view-admin .pbl-chapter-pick {
    flex: 1 1 100%;
    max-width: none;
  }
}

@media (max-width: 640px) {
  #view-admin .pbl-question-card__grid,
  #view-admin .pbl-guide-card__grid {
    grid-template-columns: 1fr;
  }
}

.admin-ai-provider.is-ready {
  color: #1a7f5a;
  font-weight: 600;
}

.admin-ai-provider.is-missing {
  color: #b45309;
  font-weight: 600;
}

#view-course-pricing .pricing-listed-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}

#view-course-pricing .pricing-listed-item {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 8px 12px;
  border: 1px solid #d8dee9;
  border-radius: 10px;
  background: #f7f9fc;
  color: #1f2a44;
  cursor: pointer;
  text-align: left;
  font: inherit;
}

#view-course-pricing .pricing-listed-item:hover {
  border-color: #8b9cc7;
  background: #eef2fb;
}

#view-course-pricing .pricing-listed-item strong {
  font-size: 13px;
  font-weight: 600;
}

#view-course-pricing .pricing-listed-item span {
  font-size: 12px;
  color: #5b6b88;
}

/* ── 步骤 1 基本设置：单层表单，一屏无嵌套框 ── */

/* 锁定视口：教师修炼顶栏 + 管理台共用 flex 链，禁止整页滚动 */
html:has(#view-admin.active #admin-panel-basics.is-on),
html:has(#view-admin.active #admin-panel-tasks.is-on),
body:has(#view-admin.active #admin-panel-basics.is-on),
body:has(#view-admin.active #admin-panel-tasks.is-on) {
  height: 100%;
  max-height: 100dvh;
  overflow: hidden;
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .app.app--teacher-zone,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .app.app--teacher-zone,
body.is-admin-only:has(#view-admin.active #admin-panel-basics.is-on) .app,
body.is-admin-only:has(#view-admin.active #admin-panel-tasks.is-on) .app {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-height: 100dvh;
  min-height: 0;
  overflow: hidden;
  padding: 0 !important;
  gap: 0 !important;
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .teacher-topbar,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .teacher-topbar,
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) .teacher-topbar {
  flex-shrink: 0;
  margin-bottom: 0;
}

body.is-teacher-zone #view-admin #admin-panel-tasks.is-on #pbl-tasks-step-tag,
body.is-teacher-zone #view-admin #admin-panel-tasks.is-on #pbl-tasks-head-title {
  display: none !important;
}

#view-admin #admin-panel-tasks.is-on #admin-create-card-head-tasks[hidden] {
  display: none !important;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-map__current-title {
  font-size: 15px;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-map__current-actions .btn {
  font-size: 13px;
  padding: 7px 10px;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-map__course {
  font-size: 13px;
}

/* 教师端：返回已移至顶栏，隐藏创课区重复返回行 */
body.is-teacher-zone #view-admin .admin-create-topnav {
  display: none !important;
}

body.is-teacher-zone #view-admin .admin-create-topbar {
  grid-template-columns: 1fr;
  gap: 0;
  margin-bottom: 8px;
}

#view-admin.active:has(#admin-panel-basics.is-on),
#view-admin.active:has(#admin-panel-tasks.is-on) {
  display: flex !important;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

#view-admin.active:has(#admin-panel-basics.is-on) .admin-shell,
#view-admin.active:has(#admin-panel-tasks.is-on) .admin-shell {
  flex: 1;
  min-height: 0 !important;
  height: auto !important;
  max-height: none;
  overflow: hidden;
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) #view-admin.active,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) #view-admin.active {
  min-height: 0 !important;
  height: auto !important;
  max-height: none;
}

#view-admin #admin-create-hero[hidden] {
  display: none !important;
}

#view-admin #admin-panel-basics .admin-basics-step {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #4338ca;
  flex-shrink: 0;
}

#view-admin #admin-panel-basics .admin-resource-list[hidden],
#view-admin #admin-panel-basics .admin-resource-list.is-empty,
#view-admin #admin-panel-tasks .admin-resource-list[hidden],
#view-admin #admin-panel-tasks .admin-resource-list.is-empty {
  display: none;
}

#view-admin .admin-create-page:has(#admin-panel-basics:not([hidden])) > .admin-create-hero,
#view-admin .admin-create-page:has(#admin-panel-basics.is-on) > .admin-create-hero {
  display: none;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-create-topbar,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-create-topbar {
  display: none;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-create-topnav,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-create-topnav {
  padding-top: 0;
  width: 100%;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-bar,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-bar {
  width: 100%;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-switch__track,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__track {
  min-height: 40px;
  padding: 3px;
  border-radius: 12px;
  box-shadow: 0 3px 12px rgba(79, 70, 229, 0.1);
  border-width: 1px;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-switch__btn,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__btn {
  min-height: 34px;
  padding: 6px 14px;
  gap: 8px;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-switch__icon,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__icon {
  font-size: 16px;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-switch__label,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__label {
  font-size: 13px;
  font-weight: 800;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-switch__sub,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__sub,
#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-mode-switch__desc,
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__desc {
  display: none;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])),
#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) {
  flex: 1;
  min-height: 0;
  height: auto;
  max-height: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 4px clamp(12px, 1.6vw, 20px) 4px;
  box-sizing: border-box;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-create-page,
#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-create-page {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-create-main,
#view-admin .admin-workspace--create:has(#admin-panel-basics:not([hidden])) .admin-create-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#view-admin #admin-panel-basics.is-on,
#view-admin #admin-panel-basics:not([hidden]) {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  margin-bottom: 0;
}

#view-admin.active:has(#admin-panel-basics.is-on) .admin-main,
#view-admin .admin-main:has(#admin-panel-basics.is-on) {
  padding: 0 clamp(12px, 2vw, 24px);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: auto;
  overflow: hidden;
}

#view-admin.active:has(#admin-panel-basics.is-on) .admin-module.is-on,
#view-admin .admin-module:has(#admin-panel-basics.is-on) {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

#view-admin #admin-panel-basics .admin-create-card--basics-fit {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
  padding: 4px 6px 0;
  /* 外壳透明：三板块各自成卡，不再套在一张大白卡里 */
  box-shadow: none;
  border: none;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

#view-admin #admin-panel-basics .admin-basics-layout {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: minmax(320px, 400px) minmax(0, 1fr);
  gap: 18px 24px;
  align-items: stretch;
  min-height: 0;
  overflow: hidden;
}

#view-admin #admin-panel-basics .admin-basics-sheet {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 280px);
  gap: 18px 24px;
  align-items: stretch;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
  padding-bottom: 0;
  background: transparent;
  border: none;
  box-shadow: none;
}

#view-admin #admin-panel-basics .admin-basics-sheet > * {
  min-height: 0;
}

#view-admin #admin-panel-basics .admin-basics-main-col {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 18px 20px;
  padding-right: 18px;
  padding-bottom: 20px;
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: #fff;
  box-shadow: 0 10px 28px rgba(72, 63, 142, 0.08);
  box-sizing: border-box;
}

#view-admin #admin-panel-basics .admin-basics-side-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: static;
  align-self: stretch;
  min-height: 0;
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 14px 14px 16px;
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: #fff;
  box-shadow: 0 10px 28px rgba(72, 63, 142, 0.08);
  box-sizing: border-box;
}

#view-admin #admin-panel-basics .admin-basics-side-col .admin-basics-cover,
#view-admin #admin-panel-basics .admin-basics-side-col .admin-basics-pricing-section {
  border: none;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}


#view-admin #admin-panel-basics .admin-basics-step {
  margin: 0;
}

#view-admin #admin-panel-basics .admin-basics-hero {
  display: block;
  gap: 0;
  align-items: stretch;
  flex: 0 0 auto;
  min-height: 0;
}

#view-admin #admin-panel-basics .admin-basics-grid--stack,
#view-admin #admin-panel-basics .admin-basics-grid--cover {
  flex: none;
  min-width: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
  align-items: start;
  align-content: start;
}

#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-field,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-field {
  width: 100%;
  max-width: none;
}

#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-field--blurb,
#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-field--goals,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-field--blurb,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-field--goals,
#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-basics-resources,
#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-draft-note,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-basics-resources,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-draft-note {
  grid-column: 1 / -1;
}

#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-field--blurb textarea,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-field--blurb textarea {
  min-height: 88px;
  max-height: 180px;
}

#view-admin #admin-panel-basics .admin-basics-grid--stack .admin-field--goals textarea,
#view-admin #admin-panel-basics .admin-basics-grid--cover .admin-field--goals textarea {
  min-height: 120px;
  max-height: 240px;
}

#view-admin #admin-panel-basics .admin-basics-cover {
  flex: none;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-self: stretch;
  position: static;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(248, 250, 252, 0.85);
  box-sizing: border-box;
}

#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side,
#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--top {
  flex: 1 1 0;
  width: 100%;
  position: static;
  padding: 4px 2px 8px;
  gap: 6px;
  min-height: 0;
  max-height: 58%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: none;
  background: transparent;
  box-shadow: none;
}

#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side .admin-basics-cover__zone,
#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--top .admin-basics-cover__zone {
  aspect-ratio: 4 / 3;
  max-height: none;
  min-height: 0;
  flex: 1 1 auto;
  padding: 8px;
}

#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side .admin-basics-cover__url,
#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--top .admin-basics-cover__url {
  font-size: 14px;
  min-height: 38px;
  padding: 8px 10px;
  flex-shrink: 0;
}

#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side .admin-basics-cover__placeholder {
  font-size: 15px;
}

#view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side .admin-basics-cover__hint {
  flex-shrink: 0;
  font-size: 13px;
}

#view-admin #admin-panel-basics .admin-basics-pricing-section--side {
  flex: 0 0 auto;
  min-height: fit-content;
  padding: 4px 2px 0;
  border-radius: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  box-sizing: border-box;
  overflow: visible;
}

#view-admin #admin-panel-basics .admin-basics-pricing--stack {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  width: 100%;
}

#view-admin #admin-panel-basics .admin-basics-pricing--stack .admin-field--price {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  margin: 0;
}

#view-admin #admin-panel-basics .admin-basics-pricing--stack .admin-field--price input {
  width: 100%;
  max-width: none;
  box-sizing: border-box;
  min-height: 40px;
  font-size: 16px;
  padding: 8px 12px;
}

#view-admin #admin-panel-basics .admin-basics-pricing--stack .admin-check {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  margin: 0;
  padding: 2px 0;
  font-size: 15px;
  line-height: 1.4;
  white-space: normal;
}

#view-admin #admin-panel-basics .admin-basics-pricing--stack .admin-check input {
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin: 0;
}

#view-admin #admin-panel-basics .admin-basics-pricing--stack .admin-basics-pricing__preview {
  flex: 0 0 auto;
  width: 100%;
  font-size: 13px;
  line-height: 1.45;
  word-break: break-word;
}

#view-admin #admin-panel-basics .admin-basics-pricing-section--side .form-error {
  margin: 0;
  font-size: 13px;
  line-height: 1.4;
}

#view-admin #admin-panel-basics .admin-basics-cover__zone {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  width: 100%;
  min-height: 0;
  padding: 8px;
  border: 2px dashed rgba(99, 102, 241, 0.35);
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(99, 102, 241, 0.06), rgba(14, 165, 233, 0.05));
  cursor: pointer;
  overflow: hidden;
  text-align: center;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#view-admin #admin-panel-basics .admin-basics-cover__zone:hover {
  border-color: rgba(99, 102, 241, 0.55);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.12);
}

#view-admin #admin-panel-basics .admin-basics-cover__zone.is-uploaded,
#view-admin #admin-panel-basics .admin-basics-cover__zone.has-cover {
  border-style: solid;
  border-color: rgba(99, 102, 241, 0.25);
}

#view-admin #admin-panel-basics .admin-basics-cover__placeholder {
  font-size: 16px;
  font-weight: 600;
  color: rgba(51, 65, 85, 0.75);
  line-height: 1.4;
  pointer-events: none;
}

#view-admin #admin-panel-basics .admin-basics-cover__zone.has-cover .admin-basics-cover__placeholder {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  padding: 4px 8px;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.55);
  color: #f8fafc;
  font-size: 12px;
  font-weight: 500;
}

#view-admin #admin-panel-basics .admin-basics-cover__preview {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: #eef2ff;
}

#view-admin #admin-panel-basics .admin-basics-cover__url {
  width: 100%;
  padding: 8px 10px;
  font-size: 13px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.35);
}

#view-admin #admin-panel-basics .admin-basics-cover__hint {
  font-size: 12px;
  line-height: 1.45;
}

#view-admin #admin-panel-basics .admin-basics-grid:not(.admin-basics-grid--cover):not(.admin-basics-grid--stack) {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-areas:
    "title identity"
    "pbl blurb"
    "goals blurb";
  gap: 10px 18px;
  align-items: start;
}

#view-admin #admin-panel-basics .admin-basics-grid:not(.admin-basics-grid--cover):not(.admin-basics-grid--stack) .admin-field:nth-child(1) {
  grid-area: title;
}

#view-admin #admin-panel-basics .admin-basics-grid:not(.admin-basics-grid--cover):not(.admin-basics-grid--stack) .admin-field:nth-child(2) {
  grid-area: identity;
}

#view-admin #admin-panel-basics .admin-basics-grid:not(.admin-basics-grid--cover):not(.admin-basics-grid--stack) .admin-field:nth-child(3) {
  grid-area: pbl;
}

#view-admin #admin-panel-basics .admin-basics-grid:not(.admin-basics-grid--cover):not(.admin-basics-grid--stack) .admin-field:nth-child(4) {
  grid-area: blurb;
  align-self: stretch;
}

#view-admin #admin-panel-basics .admin-basics-grid:not(.admin-basics-grid--cover):not(.admin-basics-grid--stack) .admin-field:nth-child(5) {
  grid-area: goals;
}

#view-admin #admin-panel-basics .admin-field {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#view-admin #admin-panel-basics .admin-field-label {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

#view-admin #admin-panel-basics .admin-field input {
  padding: 9px 12px;
  font-size: 16px;
  line-height: 1.4;
  min-height: 40px;
}

#view-admin #admin-panel-basics .admin-field textarea {
  flex: none;
  height: auto;
  min-height: 0;
  max-height: none;
  padding: 9px 12px;
  font-size: 15px;
  line-height: 1.45;
  resize: vertical;
  overflow-y: auto;
}

#view-admin #admin-panel-basics .admin-field:not(.admin-field--blurb):not(.admin-field--goals) textarea {
  min-height: 72px;
  max-height: 160px;
}

#view-admin #admin-panel-basics .admin-field input.is-ai-suggest,
#view-admin #admin-panel-basics .admin-field textarea.is-ai-suggest {
  color: #94a3b8;
  background: rgba(248, 250, 252, 0.92);
  border-color: rgba(148, 163, 184, 0.45);
  font-weight: 500;
}

#view-admin #admin-panel-basics .admin-field input.is-ai-suggest:focus,
#view-admin #admin-panel-basics .admin-field textarea.is-ai-suggest:focus {
  /* 确认填入前保持灰字，聚焦也不变正式深色 */
  color: #64748b;
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(137, 104, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(137, 104, 255, 0.12);
}

#view-admin #admin-panel-basics .admin-field--blurb textarea {
  min-height: 88px;
  max-height: 180px;
}

#view-admin #admin-panel-basics .admin-field--goals textarea {
  min-height: 120px;
  max-height: 240px;
}

#view-admin #admin-panel-basics .admin-basics-resources {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 14px 16px 16px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 22px rgba(72, 63, 142, 0.07);
  box-sizing: border-box;
}
#view-admin #admin-panel-basics .admin-basics-resources__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: #94a3b8;
}
#view-admin #admin-panel-basics .admin-basics-resources__drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 100%;
  min-height: 88px;
  margin: 0;
  padding: 16px 18px;
  border: 1.5px dashed rgba(137, 104, 255, 0.34);
  border-radius: 14px;
  color: #4b3f9a;
  background: rgba(248, 246, 255, 0.72);
  box-shadow: none;
  text-align: center;
  cursor: pointer;
  box-sizing: border-box;
  transition: border-color 0.15s ease, background 0.15s ease;
}
#view-admin #admin-panel-basics .admin-basics-resources__drop:hover,
#view-admin #admin-panel-basics .admin-basics-resources__drop.is-dragover {
  border-color: rgba(137, 104, 255, 0.55);
  background: rgba(255, 255, 255, 0.88);
}
#view-admin #admin-panel-basics .admin-basics-resources__drop-icon {
  font-size: 20px;
  line-height: 1;
}
#view-admin #admin-panel-basics .admin-basics-resources__drop strong {
  font-size: 14px;
  font-weight: 750;
  color: #3f3a7a;
}
#view-admin #admin-panel-basics .admin-basics-resources__drop small {
  font-size: 12px;
  color: #8b90b0;
  font-weight: 500;
}

#view-admin #admin-panel-basics .admin-draft-note {
  flex-shrink: 0;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  font-size: 13px;
  line-height: 1.45;
  color: #94a3b8;
  overflow: visible;
  display: block;
  -webkit-line-clamp: unset;
  -webkit-box-orient: unset;
}

#view-admin #admin-panel-basics .admin-basics-pricing-section {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 0 0;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
}

#view-admin #admin-panel-basics .admin-create-footer--basics {
  flex-shrink: 0;
  margin-top: auto;
  display: flex;
  justify-content: flex-end;
  padding: 10px 0 12px;
  border: none;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 0;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.82) 0%, rgba(248, 250, 252, 0.98) 38%);
  backdrop-filter: blur(6px);
  box-shadow: none;
  position: sticky;
  bottom: 0;
  z-index: 2;
}

#view-admin #admin-panel-basics .admin-create-footer--basics .admin-create-footer-actions--solo {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  flex-wrap: wrap;
}

#view-admin #admin-panel-basics .admin-basics-footer-btns {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px 10px;
  margin-left: auto;
}

#view-admin #admin-panel-basics .admin-basics-ai-hint {
  flex: 1 1 220px;
  min-width: 0;
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  background: linear-gradient(135deg, #eef2ff 0%, #f0f9ff 100%);
  border: 1px solid rgba(99, 102, 241, 0.22);
  font-size: 14px;
  line-height: 1.5;
  color: #334155;
}

#view-admin #admin-panel-basics .admin-basics-ai-hint[hidden] {
  display: none !important;
}

#view-admin #admin-panel-basics .admin-basics-ai-hint__icon {
  flex: 0 0 auto;
  color: #6366f1;
  font-size: 15px;
  line-height: 1.45;
}

#view-admin #admin-panel-basics .admin-basics-ai-hint strong {
  color: #4338ca;
  font-weight: 700;
}

#view-admin #admin-panel-basics .admin-basics-ai-hint .muted {
  color: #9ca3af;
}

#view-admin.active:has(#admin-panel-basics.is-on) .admin-main,
#view-admin.active:has(#admin-panel-tasks.is-on) .admin-main,
#view-admin .admin-main:has(#admin-panel-basics.is-on),
#view-admin .admin-main:has(#admin-panel-tasks.is-on) {
  overflow: hidden !important;
  overscroll-behavior: none;
}

#view-admin #admin-panel-basics .admin-resource-list:not([hidden]),
#view-admin #admin-panel-tasks .admin-resource-list:not([hidden]) {
  max-height: min(140px, 18vh);
  overflow-y: auto;
}

#view-admin #admin-panel-basics .admin-basics-resources__label,
#view-admin #admin-panel-tasks .admin-basics-resources__label {
  font-size: 16px;
  font-weight: 700;
  color: #64748b;
}

#view-admin #admin-panel-basics .admin-basics-resources__row,
#view-admin #admin-panel-tasks .admin-basics-resources__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}

#view-admin #admin-panel-basics .admin-resource-input,
#view-admin #admin-panel-tasks .admin-resource-input {
  flex: 1 1 160px;
  min-height: 42px;
  padding: 9px 12px;
  font-size: 16px;
}

#view-admin #admin-panel-basics .admin-resource-input--short,
#view-admin #admin-panel-tasks .admin-resource-input--short {
  flex: 0 1 120px;
}

/* 关卡编排页 · 本课教学资源（从基本设置迁入） */
#view-admin #admin-panel-tasks .pbl-course-resources {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0 0 14px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: #fff;
  box-shadow: 0 8px 22px rgba(72, 63, 142, 0.07);
  box-sizing: border-box;
}

#view-admin #admin-panel-tasks .pbl-course-resources__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
}

#view-admin #admin-panel-tasks .pbl-course-resources__hint {
  font-size: 12px;
  line-height: 1.4;
}

#view-admin #admin-panel-basics .admin-upload-btn,
#view-admin #admin-panel-tasks .admin-upload-btn {
  margin: 0;
  cursor: pointer;
  white-space: nowrap;
}

#view-admin #admin-panel-basics .admin-check--tiny,
#view-admin #admin-panel-tasks .admin-check--tiny {
  font-size: 15px;
  margin: 0;
  white-space: nowrap;
}

#view-admin #admin-panel-basics .admin-check--inline,
#view-admin #admin-panel-tasks .admin-check--inline {
  font-size: 16px;
}

#view-admin #admin-panel-basics .admin-create-footer--basics .btn-sm {
  min-height: 40px;
  padding: 9px 16px;
  font-size: 15px;
}

#view-admin #admin-panel-basics .admin-create-cta {
  font-size: 17px;
  padding: 12px 22px;
}

#view-admin #admin-panel-basics .admin-resource-list li,
#view-admin #admin-panel-tasks .admin-resource-list li {
  padding: 4px 0;
  font-size: 14px;
  border: none;
  background: transparent;
}

#view-admin #admin-panel-basics .admin-basics-pricing__preview {
  flex: 0 0 auto;
  width: 100%;
  font-size: 13px;
  line-height: 1.45;
  color: #94a3b8;
  word-break: break-word;
}

#view-admin #admin-panel-basics .admin-field--inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  flex-direction: row;
}

#view-admin #admin-panel-basics .admin-field--inline .admin-field-label {
  margin: 0;
  white-space: nowrap;
}

#view-admin #admin-panel-basics .admin-field--inline.admin-field--price input {
  width: 72px;
  min-height: 40px;
  padding: 8px 12px;
  font-size: 16px;
}

#view-admin #admin-panel-basics .admin-upload-btn,
#view-admin #admin-panel-basics .btn-sm {
  font-size: 15px;
  min-height: 40px;
}

#view-admin #admin-panel-basics .muted {
  font-size: 13px;
}

@media (max-width: 960px) {
  #view-admin #admin-panel-basics .admin-basics-sheet {
    grid-template-columns: 1fr;
  }

  #view-admin #admin-panel-basics .admin-basics-side-col {
    position: static;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }

  #view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side {
    max-height: 220px;
    flex: 0 0 auto;
  }

  #view-admin #admin-panel-basics .admin-basics-pricing-section--side {
    width: 100%;
  }
}

@media (max-width: 720px) {
  #view-admin #admin-panel-basics .admin-basics-hero {
    display: block;
  }

  #view-admin #admin-panel-basics .admin-basics-side-col {
    display: flex;
    flex-direction: column;
  }

  #view-admin #admin-panel-basics .admin-basics-cover {
    width: 100%;
    flex: none;
    order: unset;
    position: static;
  }

  #view-admin #admin-panel-basics .admin-basics-cover__zone {
    aspect-ratio: 16 / 9;
    max-height: 200px;
  }

  #view-admin #admin-panel-basics .admin-basics-grid,
  #view-admin #admin-panel-basics .admin-basics-grid--cover,
  #view-admin #admin-panel-basics .admin-basics-grid--stack {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  #view-admin #admin-panel-basics .admin-field--blurb textarea,
  #view-admin #admin-panel-basics .admin-field--goals textarea {
    min-height: 88px;
    max-height: 200px;
  }

  #view-admin #admin-panel-basics .admin-field--goals textarea {
    min-height: 112px;
    max-height: 240px;
  }

  #view-admin .admin-workspace--create:has(#admin-panel-basics.is-on) .admin-mode-switch__track {
    min-height: 36px;
  }
}

/* ── 步骤 2 任务编排：默认锁视口，仅编排区内部滚动 ── */
#view-admin .admin-create-page:has(#admin-panel-tasks.is-on) > .admin-create-hero {
  display: none !important;
}

#view-admin.active:has(#admin-panel-tasks.is-on) .admin-module.is-on,
#view-admin .admin-module:has(#admin-panel-tasks.is-on) {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

#view-admin .admin-main:has(#admin-panel-tasks.is-on) {
  padding: 0;
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: auto;
  max-height: 100%;
  overflow: hidden;
}

#view-admin .admin-workspace--create:has(#admin-panel-tasks.is-on) .admin-create-topbar {
  display: none !important;
}

#view-admin .admin-workspace--create:has(#admin-panel-tasks.is-on) {
  flex: 1;
  min-height: 0;
  height: auto;
  max-height: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0;
  box-sizing: border-box;
}

#view-admin .admin-workspace--create:has(#admin-panel-tasks.is-on) .admin-create-page,
#view-admin .admin-workspace--create:has(#admin-panel-tasks.is-on) .admin-create-main {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

#view-admin .admin-workspace--create:has(#admin-panel-tasks.is-on) .pbl-create-stepbar-slot-fallback,
#view-admin .admin-workspace--create:has(#admin-panel-tasks.is-on) .pbl-create-steps {
  flex-shrink: 0;
}

#view-admin .admin-workspace--create:has(#pbl-create-stepbar:not([hidden])) .admin-basics-step {
  display: none;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head:has(#pbl-tasks-step-tag[hidden]) {
  padding-bottom: 4px;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head:has(#pbl-tasks-step-tag[hidden]) .admin-create-card-head__title h3 {
  display: none;
}

#view-admin #admin-panel-tasks.is-on {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  margin-bottom: 0;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-admin {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
  margin-bottom: 0;
  padding: 8px 12px 0;
  width: 100%;
  max-width: none;
  border-radius: 0;
  border-left: 0;
  border-right: 0;
  box-shadow: none;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head {
  flex-shrink: 0;
  padding-bottom: 8px;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head h3 {
  font-size: clamp(18px, 1.8vw, 22px);
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-task-compact__actions .btn {
  font-size: 14px;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head,
#view-admin #admin-panel-tasks.is-on .pbl-ai-lazy-panel:not([hidden]),
#view-admin #admin-panel-tasks.is-on .pbl-lazy-waiting:not([hidden]) {
  flex-shrink: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-lazy-review:not([hidden]) {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  gap: 12px;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-layout:not([hidden]) {
  flex: 1 1 0;
  min-height: 0;
  height: 100%;
  align-items: stretch;
  display: grid;
  grid-template-columns: minmax(248px, 280px) minmax(0, 1fr);
  gap: 12px;
  overflow: hidden;
}
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-layout:not([hidden]):has(#pbl-level-guide-toc:not([hidden])) {
  grid-template-columns: minmax(248px, 280px) minmax(176px, 210px) minmax(0, 1fr);
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-layout:not([hidden]) > * {
  min-height: 0;
  min-width: 0;
  height: 100%;
  max-height: 100%;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-guide-toc {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}
#view-admin #admin-panel-tasks.is-on .pbl-level-guide-toc__title {
  font-size: 15px;
}
#view-admin #admin-panel-tasks.is-on .pbl-level-guide-toc__label {
  font-size: 14px;
}
#view-admin #admin-panel-tasks.is-on .pbl-level-guide-toc__status {
  font-size: 12px;
}
#view-admin #admin-panel-tasks.is-on .pbl-level-map {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-map__head,
#view-admin #admin-panel-tasks.is-on .pbl-level-map__foot,
#view-admin #admin-panel-tasks.is-on .pbl-level-map__add {
  flex-shrink: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-map__list {
  flex: 1 1 0;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-workspace:not([hidden]) {
  flex: 1 1 0;
  min-height: 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-workspace:not([hidden]) > .pbl-level-flow,
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-workspace:not([hidden]) > .pbl-level-flow-editor {
  flex-shrink: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-workspace:not([hidden]) > .pbl-level-workbench__split {
  flex: 1 1 0;
  min-height: 0;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-level-workbench__split {
  flex: 1 1 0;
  min-height: 0;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-workspace-panels {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-workspace-panel.is-active:not([hidden]) {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-workspace-panel__scroll {
  flex: 1 1 0;
  min-height: 0;
  max-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
}

#view-admin #admin-panel-tasks.is-on #pbl-orchestrate-editor-section.pbl-orchestrate-section--editor,
#view-admin #admin-panel-tasks.is-on #pbl-orchestrate-editor-section {
  flex: 0 0 auto;
  overflow: visible;
  max-height: none;
}

#view-admin #admin-panel-tasks.is-on .pbl-admin:not(.is-orchestrate-empty) .admin-create-footer--step2 #btn-pbl-add-next-chapter {
  display: none !important;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-no-nodes:not([hidden]) {
  flex-shrink: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-question-card {
  overflow: visible;
}

/* 任务编排 · 题库：左侧题目列表 + 右侧全宽编辑 */
#view-admin #admin-panel-tasks.is-on .pbl-bank-layout {
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: min(680px, 72vh);
  overflow-y: auto;
  padding: 10px;
  border-radius: 12px;
  background: rgba(239, 246, 255, 0.92);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-tab {
  width: 100%;
  flex: 0 0 auto;
  max-width: none;
  min-width: 0;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.92);
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-tab.is-active {
  border-color: rgba(37, 99, 235, 0.45);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.12);
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-tab__num {
  min-width: 28px;
  height: 28px;
  font-size: 13px;
  border-radius: 8px;
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-tab__label {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.45;
  color: #1e293b;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-tab__kind {
  font-size: 12px;
  font-weight: 600;
  color: #64748b;
}

#view-admin #admin-panel-tasks.is-on .pbl-bank-stage {
  width: 100%;
  min-width: 0;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 12px;
  background: #fff;
  padding: 16px 18px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-editor-body .pbl-question-card {
  padding: 0;
  border-bottom: none;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card__head {
  margin-bottom: 14px;
  padding-bottom: 12px;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card__pos {
  font-size: 14px;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card__grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card__grid > .admin-field--wide,
#view-admin #admin-panel-tasks.is-on .pbl-question-card__grid > .pbl-q-panel,
#view-admin #admin-panel-tasks.is-on .pbl-question-card__grid > .pbl-q-guide-block,
#view-admin #admin-panel-tasks.is-on .pbl-question-card__grid > input[type='hidden'] {
  grid-column: 1 / -1;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card .admin-field-label {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card textarea,
#view-admin #admin-panel-tasks.is-on .pbl-question-card input:not([type='hidden']),
#view-admin #admin-panel-tasks.is-on .pbl-question-card select {
  font-size: 14px;
  line-height: 1.5;
}

#view-admin #admin-panel-tasks.is-on .pbl-question-card textarea {
  min-height: 88px;
}

#view-admin #admin-panel-tasks.is-on .pbl-q-format-readonly__row,
#view-admin #admin-panel-tasks.is-on .pbl-q-format-badge {
  font-size: 14px;
}

#view-admin #admin-panel-tasks.is-on .pbl-q-opt {
  font-size: 14px;
}

#view-admin #admin-panel-tasks.is-on .pbl-q-guide-hint,
#view-admin #admin-panel-tasks.is-on .pbl-q-blank-hint {
  font-size: 13px;
}

@media (max-width: 900px) {
  #view-admin #admin-panel-tasks.is-on .pbl-bank-layout {
    grid-template-columns: 1fr;
  }

  #view-admin #admin-panel-tasks.is-on .pbl-bank-nav {
    max-height: min(280px, 40vh);
  }
}

@media (max-width: 720px) {
  #view-admin #admin-panel-tasks.is-on .pbl-question-card__grid {
    grid-template-columns: 1fr;
  }
}

/* 生成完成后的核对/重新生成条：只占内容高度，勿 flex:1 撑满把编排区挤没 */
#view-admin #admin-panel-tasks.is-on .pbl-ai-lazy-panel:not([hidden]) {
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
}
#view-admin #admin-panel-tasks.is-on .pbl-ai-lazy-panel.is-regen-only {
  margin-bottom: 10px;
  padding: 10px 14px;
}
#view-admin #admin-panel-tasks.is-on .pbl-ai-lazy-panel.is-regen-only .admin-section-lead {
  margin-bottom: 6px;
}
#view-admin #admin-panel-tasks.is-on .pbl-ai-lazy-panel.is-regen-only .pbl-ai-lazy-actions {
  margin-top: 6px;
}

/* 等待条只作短提示，勿 flex:1 撑满，否则会把编排区挤没 */
#view-admin #admin-panel-tasks.is-on .pbl-lazy-waiting:not([hidden]) {
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
}

#view-admin #admin-panel-tasks.is-on .admin-create-footer--step2 {
  flex-shrink: 0;
  margin-top: auto;
  display: flex;
  justify-content: flex-end;
  padding: 8px 12px 10px;
  border: none;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  box-shadow: none;
  position: static;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-onboarding {
  display: none;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-height: 0;
  padding: 24px 20px 28px;
}

#view-admin #admin-panel-tasks.is-on .pbl-admin.is-orchestrate-empty .pbl-orchestrate-onboarding,
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-onboarding:not([hidden]) {
  display: flex;
}

#view-admin .pbl-orchestrate-onboarding__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 640px;
}

#view-admin .pbl-orchestrate-onboarding__cta .pbl-orchestrate-empty-btn {
  flex: 1 1 240px;
  max-width: 320px;
}

/* 空态也保留右下角「返回上一步」 */
#view-admin #admin-panel-tasks.is-on .pbl-admin.is-orchestrate-empty .admin-create-footer--step2 {
  display: flex !important;
}

#view-admin #admin-panel-tasks.is-on .pbl-admin.is-orchestrate-empty .admin-create-footer--step2 #btn-pbl-add-next-chapter {
  display: none !important;
}

#view-admin .pbl-orchestrate-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 4px;
  max-width: 760px;
  width: 100%;
}

#view-admin .pbl-orchestrate-flow__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: 16px 18px;
  min-width: 132px;
  flex: 1 1 120px;
  max-width: 200px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(248, 250, 252, 0.96);
}

#view-admin .pbl-orchestrate-flow__step.is-current {
  border-color: rgba(99, 102, 241, 0.42);
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.14) 0%, rgba(99, 102, 241, 0.05) 100%);
  box-shadow: 0 8px 22px rgba(99, 102, 241, 0.12);
}

#view-admin .pbl-orchestrate-flow__arrow {
  flex: 0 0 auto;
  padding: 0 6px;
  font-size: 20px;
  line-height: 1;
  color: #94a3b8;
  user-select: none;
}

#view-admin .pbl-orchestrate-flow__icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #6366f1 0%, #7c3aed 100%);
}

#view-admin .pbl-orchestrate-flow__step:not(.is-current) .pbl-orchestrate-flow__icon {
  color: #64748b;
  background: #e2e8f0;
}

#view-admin .pbl-orchestrate-flow__step strong {
  font-size: 15px;
  font-weight: 800;
  color: #1e293b;
}

#view-admin .pbl-orchestrate-flow__hint {
  font-size: 12px;
  line-height: 1.45;
  color: #94a3b8;
}

#view-admin #admin-panel-tasks.is-on .pbl-admin.is-orchestrate-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-admin.is-orchestrate-empty .admin-create-card-head {
  flex-shrink: 0;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head {
  flex-shrink: 0;
  display: block;
  margin-bottom: 6px;
  padding-bottom: 4px;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head__row {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 12px 16px;
  width: 100%;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head__main {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  flex: 1 1 auto;
  min-width: 0;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head__title {
  min-width: 0;
  flex: 0 0 auto;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head__title h3 {
  margin: 0;
  white-space: nowrap;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-task-compact {
  flex: 0 1 auto;
  min-width: 0;
  margin: 0;
}

#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-task-compact[hidden] {
  display: none !important;
}

#view-admin #admin-panel-tasks.is-on .admin-create-card-head__actions {
  flex: 0 0 auto;
  flex-shrink: 0;
  margin-left: auto;
  white-space: nowrap;
}

body.is-teacher-zone #btn-admin-back-basics,
body.is-teacher-zone #btn-admin-back-workbench {
  display: none !important;
}

/* 可折叠编排面板：任务卡 / 题库 */
#view-admin .pbl-editor-panel {
  margin: 0 0 12px;
  border-radius: 12px;
  overflow: hidden;
}

#view-admin .pbl-editor-panel__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  margin: 0;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 800;
  border-bottom: 1px solid transparent;
}

#view-admin .pbl-editor-panel__summary::-webkit-details-marker {
  display: none;
}

#view-admin .pbl-editor-panel__icon {
  font-size: 16px;
  line-height: 1;
  flex-shrink: 0;
}

#view-admin .pbl-editor-panel__title {
  min-width: 0;
  flex: 1 1 auto;
}

#view-admin .pbl-editor-panel__meta {
  flex: 0 0 auto;
  margin-left: auto;
  margin-right: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.72);
}

#view-admin .pbl-editor-panel__summary::after {
  content: '▼ 展开';
  flex: 0 0 auto;
  margin-left: 0;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: #fff;
  white-space: nowrap;
  border: 2px solid rgba(255, 255, 255, 0.55);
  box-shadow: 0 3px 12px rgba(15, 23, 42, 0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

#view-admin .pbl-editor-panel__summary:hover::after {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

#view-admin .pbl-editor-panel[open] .pbl-editor-panel__summary::after {
  content: '▲ 收起';
}

#view-admin .pbl-editor-panel[open] .pbl-editor-panel__summary {
  border-bottom-color: rgba(148, 163, 184, 0.14);
}

#view-admin .pbl-editor-panel__body {
  padding: 12px 14px 14px;
}

#view-admin .pbl-drill-panel {
  border: 2px solid rgba(37, 99, 235, 0.45);
  background: linear-gradient(180deg, rgba(219, 234, 254, 0.85), rgba(255, 255, 255, 0.99));
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.14);
}

#view-admin .pbl-drill-panel .pbl-editor-panel__summary {
  color: #1e3a8a;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.48), rgba(147, 197, 253, 0.32));
}

#view-admin .pbl-drill-panel .pbl-editor-panel__meta {
  color: #1e40af;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(37, 99, 235, 0.25);
}

#view-admin .pbl-drill-panel .pbl-editor-panel__summary::after {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  box-shadow: 0 3px 14px rgba(37, 99, 235, 0.45);
}

#view-admin .pbl-drill-panel[open] .pbl-editor-panel__summary::after {
  background: linear-gradient(135deg, #475569, #334155);
  box-shadow: 0 2px 8px rgba(51, 65, 85, 0.28);
}

#view-admin .pbl-practice-panel {
  border: 2px solid rgba(5, 150, 105, 0.45);
  background: linear-gradient(180deg, rgba(209, 250, 229, 0.85), rgba(255, 255, 255, 0.99));
  box-shadow: 0 4px 16px rgba(5, 150, 105, 0.14);
}

#view-admin .pbl-practice-panel .pbl-editor-panel__summary {
  color: #064e3b;
  background: linear-gradient(90deg, rgba(16, 185, 129, 0.46), rgba(110, 231, 183, 0.28));
}

#view-admin .pbl-practice-panel .pbl-editor-panel__meta {
  color: #047857;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(5, 150, 105, 0.25);
}

#view-admin .pbl-practice-panel .pbl-editor-panel__summary::after {
  background: linear-gradient(135deg, #047857, #065f46);
  box-shadow: 0 3px 14px rgba(5, 150, 105, 0.45);
}

#view-admin .pbl-practice-panel[open] .pbl-editor-panel__summary::after {
  background: linear-gradient(135deg, #475569, #334155);
  box-shadow: 0 2px 8px rgba(51, 65, 85, 0.28);
}

#view-admin .pbl-practice-panel .pbl-editor-panel__body .pbl-work-editor {
  margin-bottom: 0;
}

#view-admin .pbl-practice-panel .pbl-practice-meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
}

/* 任务卡 · 情境与自学（参考信息技术课包 01_任务卡 + 02_自学材料） */
#view-admin #pbl-orchestrate-editor-section > .pbl-task-card,
#view-admin .pbl-orchestrate-editor-body .pbl-task-card,
#view-admin .pbl-task-card {
  margin: 0 0 12px;
  padding: 0;
  border: 2px solid rgba(79, 70, 229, 0.45);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(224, 231, 255, 0.9), rgba(255, 255, 255, 0.99));
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.14);
  overflow: hidden;
}

#view-admin .pbl-task-card__details:not([open]) .pbl-task-card__summary {
  border-radius: 12px;
}

#view-admin .pbl-task-card__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
  color: #312e81;
  list-style: none;
  margin: 0;
  padding: 13px 16px;
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.5), rgba(165, 180, 252, 0.32));
  border-bottom: 1px solid rgba(99, 102, 241, 0.28);
}

#view-admin .pbl-task-card__details:not([open]) .pbl-task-card__summary {
  border-bottom: none;
}

#view-admin .pbl-task-card__summary::before {
  content: '📋';
  font-size: 16px;
  line-height: 1;
}

#view-admin .pbl-task-card__summary::after {
  content: '▼ 展开';
  flex: 0 0 auto;
  margin-left: auto;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: #fff;
  white-space: nowrap;
  border: 2px solid rgba(255, 255, 255, 0.55);
  background: linear-gradient(135deg, #4f46e5, #4338ca);
  box-shadow: 0 3px 14px rgba(79, 70, 229, 0.45);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

#view-admin .pbl-task-card__summary:hover::after {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

#view-admin .pbl-task-card__details[open] .pbl-task-card__summary::after {
  content: '▲ 收起';
  background: linear-gradient(135deg, #475569, #334155);
  box-shadow: 0 2px 8px rgba(51, 65, 85, 0.28);
}

#view-admin .pbl-task-card__details[open] .pbl-task-card__grid,
#view-admin .pbl-task-card__details[open] .pbl-teacher-prompt {
  margin-left: 0;
  margin-right: 0;
  padding-left: 14px;
  padding-right: 14px;
}

#view-admin .pbl-task-card__details[open] .pbl-task-card__grid {
  padding-top: 12px;
  padding-bottom: 0;
}

#view-admin .pbl-task-card__details[open] .pbl-teacher-prompt {
  padding-bottom: 14px;
}

#view-admin .pbl-task-card__summary::-webkit-details-marker {
  display: none;
}

#view-admin .pbl-task-card__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
}

#view-admin .pbl-task-card__grid .admin-field--full {
  grid-column: 1 / -1;
}

#view-admin .pbl-task-card textarea,
#view-admin .pbl-task-card input {
  font-size: 14px;
}

#view-admin .pbl-task-card .pbl-teacher-prompt {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 2px dashed rgba(245, 158, 11, 0.45);
}

#view-admin .pbl-teacher-prompt__headline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 800;
  color: #92400e;
  letter-spacing: 0.02em;
  background: linear-gradient(90deg, rgba(251, 191, 36, 0.28), rgba(254, 243, 199, 0.55));
  border: 1px solid rgba(245, 158, 11, 0.35);
}

#view-admin .pbl-teacher-prompt__headline::before {
  content: '🤖';
  font-size: 15px;
  line-height: 1;
}

#view-admin .pbl-teacher-prompt__body {
  padding-top: 0;
}

#view-admin .pbl-node-editor-title {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
  color: #1e293b;
  letter-spacing: 0.02em;
}

#view-admin .pbl-bank-empty-hint {
  margin: 8px 0 0;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.06);
  border: 1px dashed rgba(99, 102, 241, 0.22);
  font-size: 13px;
  line-height: 1.55;
}

#view-admin .pbl-teacher-prompt__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

#view-admin .pbl-teacher-prompt__actions {
  display: flex;
  gap: 6px;
}

#view-admin .pbl-teacher-prompt__hint {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.5;
}

#view-admin .pbl-teacher-prompt__input {
  width: 100%;
  min-height: 120px;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.55;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  border-radius: 10px;
  border: 1px solid rgba(106, 118, 196, 0.25);
  background: #f8fafc;
  resize: vertical;
}

@media (max-width: 720px) {
  #view-admin .pbl-task-card__grid {
    grid-template-columns: 1fr;
  }
}

/* 账号管理 */
#view-admin .admin-module[data-admin-module-pane="accounts"]:not([hidden]),
#view-admin .admin-module[data-admin-module-pane="accounts"].is-on {
  display: flex !important;
  flex-direction: column !important;
  min-height: 0 !important;
  height: 100% !important;
  overflow: hidden !important;
}

#view-admin .admin-workspace--accounts {
  display: flex !important;
  flex-direction: column !important;
  flex: 1 1 auto !important;
  min-height: 0 !important;
  height: 100% !important;
  max-width: 1120px;
  gap: 12px;
  padding-bottom: 0 !important;
  overflow: hidden !important;
}

#view-admin .admin-accounts-header {
  flex: 0 0 auto;
  margin-bottom: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 18px;
}

#view-admin .admin-accounts-header .admin-create-sub {
  max-width: 36rem;
  margin-bottom: 0;
}

#view-admin .admin-accounts-page-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(99, 102, 241, 0.16);
  box-shadow: 0 4px 14px rgba(36, 40, 90, 0.06);
}

#view-admin .admin-accounts-page-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: #475569;
  border-radius: 9px;
  padding: 8px 16px;
  font-size: 13.5px;
  font-weight: 650;
  cursor: pointer;
  line-height: 1.2;
}

#view-admin .admin-accounts-page-tab:hover {
  color: #3730a3;
  background: rgba(99, 102, 241, 0.08);
}

#view-admin .admin-accounts-page-tab.is-on {
  background: #4f46e5;
  color: #fff;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.28);
}

#view-admin .admin-accounts-scroll {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding-right: 4px;
  padding-bottom: 28px;
}

#view-admin .admin-accounts-list-card,
#view-admin .admin-accounts-import-card {
  border: 1px solid rgba(99, 102, 241, 0.14);
  box-shadow: 0 10px 28px rgba(36, 40, 90, 0.06);
  margin: 0;
}

#view-admin .admin-accounts-list-title h3 {
  margin: 0;
  font-size: 17px;
  color: #1e1b4b;
}

#view-admin .admin-accounts-list-title .muted {
  margin: 4px 0 0;
  font-size: 12.5px;
}

#view-admin .admin-accounts-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  align-items: flex-end;
  padding: 12px 14px;
  margin-bottom: 12px;
  border-radius: 12px;
  background: linear-gradient(180deg, #f8fafc, #eef2ff);
  border: 1px solid rgba(99, 102, 241, 0.12);
}

#view-admin .admin-accounts-role-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-right: 4px;
}

#view-admin .admin-accounts-chip {
  appearance: none;
  border: 1px solid #c7d2fe;
  background: #fff;
  color: #4338ca;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  line-height: 1.2;
}

#view-admin .admin-accounts-chip:hover {
  background: #eef2ff;
}

#view-admin .admin-accounts-chip.is-on {
  background: #4f46e5;
  border-color: #4f46e5;
  color: #fff;
}

#view-admin .admin-accounts-filters .admin-field--inline {
  min-width: 120px;
}

#view-admin .admin-accounts-filter-q-wrap {
  flex: 1 1 180px;
  min-width: 180px;
}

#view-admin .admin-accounts-filters select,
#view-admin .admin-accounts-filters input {
  min-height: 36px;
  border-radius: 9px;
  border: 1px solid #cbd5e1;
  padding: 6px 10px;
  background: #fff;
}

#view-admin .admin-accounts-select-all-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  margin: 0 0 10px;
  padding: 8px 12px;
  border-radius: 10px;
  background: rgba(124, 58, 237, 0.08);
  border: 1px solid rgba(124, 58, 237, 0.18);
  font-size: 13px;
  color: #5b21b6;
}

#view-admin .admin-accounts-select-all-banner[hidden] {
  display: none !important;
}

#view-admin .admin-accounts-select-all-banner .btn-link {
  padding: 0 4px;
  min-height: auto;
  color: #7c3aed;
  font-weight: 600;
}

#view-admin .admin-accounts-table {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}

#view-admin .admin-accounts-table .tr {
  min-height: 0;
  padding-top: 8px !important;
  padding-bottom: 8px !important;
}

#view-admin .admin-accounts-table .tr.head {
  background: #f1f5f9;
  font-weight: 650;
  color: #334155;
  position: sticky;
  top: 0;
  z-index: 1;
}

#view-admin .admin-accounts-table .tr.multi:not(.head):nth-child(even) {
  background: #fafbff;
}

#view-admin .admin-accounts-pager {
  display: flex;
  justify-content: center;
  margin-top: 12px;
}

#view-admin .admin-accounts-import-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px 16px;
  margin-bottom: 12px;
}

#view-admin .admin-accounts-import-head h3 {
  margin: 0;
  font-size: 16px;
  color: #1e1b4b;
}

#view-admin .admin-accounts-import-head .muted {
  margin: 4px 0 0;
  font-size: 12.5px;
}

#view-admin .admin-accounts-mode {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 0;
}

#view-admin .admin-accounts-mode .btn.is-on {
  background: #4f46e5;
  color: #fff;
  border-color: #4f46e5;
}

#view-admin .admin-roster-drop {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  border: 1.5px dashed #c7d2fe;
  border-radius: 12px;
  background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
  padding: 14px 16px;
  text-align: left;
  margin-bottom: 12px;
  transition: border-color 0.15s ease, background 0.15s ease;
}

#view-admin .admin-roster-drop__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  flex-shrink: 0;
}

#view-admin .admin-roster-file-input {
  position: absolute !important;
  width: 0 !important;
  height: 0 !important;
  opacity: 0 !important;
  overflow: hidden !important;
  pointer-events: none !important;
  clip: rect(0, 0, 0, 0) !important;
}

#view-admin .admin-roster-drop.is-dragover {
  border-color: #4f46e5;
  background: #e0e7ff;
}

#view-admin .admin-roster-drop__title {
  margin: 0 0 2px;
  font-size: 14px;
  font-weight: 650;
  color: #1e1b4b;
}

#view-admin .admin-roster-drop.is-has-file {
  border-color: rgba(79, 70, 229, 0.45);
  background: linear-gradient(180deg, #f5f3ff 0%, #eef2ff 100%);
}

#view-admin .admin-roster-drop__file {
  display: inline-block;
  max-width: min(420px, 52vw);
  margin: 0;
  padding: 6px 12px;
  border-radius: 8px;
  color: #4338ca;
  background: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.45;
  word-break: break-all;
}

#view-admin .admin-roster-drop__file.is-empty {
  color: #94a3b8;
  font-weight: 550;
  background: rgba(255, 255, 255, 0.55);
}

#view-admin .admin-roster-drop__hint {
  margin: 0;
  font-size: 12px;
}

#view-admin .admin-roster-classes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 12px;
}

#view-admin .admin-roster-classes label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: #f1f5f9;
  font-size: 12.5px;
  color: #334155;
  cursor: pointer;
}

#view-admin .admin-roster-classes label.is-on {
  background: #e0e7ff;
  color: #3730a3;
  font-weight: 600;
}

#view-admin .admin-roster-preview {
  max-height: 220px;
  overflow: auto;
  margin-bottom: 12px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
}

#view-admin .admin-roster-preview .tr.multi {
  grid-template-columns: 1.1fr 0.9fr 0.5fr 1.2fr;
}

#view-admin .admin-accounts-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  align-items: flex-end;
  margin-bottom: 14px;
}

#view-admin .admin-accounts-toolbar .admin-field--inline,
#view-admin .admin-accounts-list-head .admin-field--inline {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 120px;
  margin: 0;
}

#view-admin .admin-accounts-toolbar .admin-field--grow {
  flex: 1 1 200px;
  min-width: 180px;
}

#view-admin .admin-accounts-toolbar .admin-field-label,
#view-admin .admin-accounts-list-head .admin-field-label,
#view-admin .admin-accounts-filters .admin-field-label {
  font-size: 12px;
  color: #64748b;
}

#view-admin .admin-accounts-actions {
  flex-wrap: wrap;
  gap: 8px;
}

#view-admin #admin-accounts-text {
  width: 100%;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.5;
}

#view-admin .admin-accounts-result {
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: #ecfdf5;
  color: #065f46;
  font-size: 13px;
  line-height: 1.55;
}

#view-admin .admin-accounts-result.is-warn {
  background: #fff7ed;
  color: #9a3412;
}

#view-admin .admin-accounts-list-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 10px 16px;
  margin-bottom: 12px;
}

#view-admin .admin-accounts-list-head h3 {
  margin: 0;
  margin-right: auto;
  font-size: 16px;
}

#view-admin .admin-accounts-list-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-left: auto;
}

#view-admin .admin-accounts-table .tr.multi {
  grid-template-columns: 36px 1.1fr 0.9fr 0.55fr 0.6fr 0.7fr 0.9fr;
}

#view-admin .admin-accounts-table .admin-accounts-check-col {
  display: flex;
  align-items: center;
  justify-content: center;
}

#view-admin .admin-accounts-table .admin-accounts-check-col input[type='checkbox'] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: #4f46e5;
  cursor: pointer;
}

#view-admin .admin-accounts-table .admin-accounts-ops {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

#view-admin .admin-accounts-table .admin-accounts-ops .btn {
  padding: 4px 8px;
  font-size: 12px;
  min-height: 0;
}

#view-admin .admin-accounts-table .admin-accounts-class-cell {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #475569;
}

/* 账号弹窗挂到 body，选择器不依赖 #view-admin */
.admin-accounts-dialog {
  border: 0;
  border-radius: 16px;
  padding: 0;
  width: min(560px, calc(100vw - 32px));
  max-height: calc(100dvh - 48px);
  /* visible：避免任教班级下拉被弹窗裁切 */
  overflow: visible;
  box-shadow: 0 24px 60px rgba(30, 27, 75, 0.28);
  background: #fff;
  position: fixed;
  inset: 0;
  margin: auto;
}

.admin-accounts-dialog[open] {
  display: block;
}

.admin-accounts-dialog__form {
  padding: 18px 20px 16px;
}

.admin-accounts-dialog::backdrop {
  background: rgba(15, 23, 42, 0.45);
}

.admin-accounts-dialog [hidden],
.admin-accounts-dialog__pane[hidden],
.admin-accounts-dialog .admin-ms__panel[hidden] {
  display: none !important;
}

.admin-accounts-role-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 4px;
  margin-bottom: 14px;
  border-radius: 12px;
  background: #eef2ff;
  border: 1px solid rgba(99, 102, 241, 0.16);
}

.admin-accounts-role-switch__btn {
  appearance: none;
  border: 0;
  border-radius: 9px;
  padding: 10px 12px;
  background: transparent;
  color: #475569;
  font-size: 13.5px;
  font-weight: 650;
  cursor: pointer;
}

.admin-accounts-role-switch__btn:hover {
  color: #3730a3;
}

.admin-accounts-role-switch__btn.is-on {
  background: #4f46e5;
  color: #fff;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.28);
}

.admin-accounts-role-switch.is-locked .admin-accounts-role-switch__btn:not(.is-on) {
  opacity: 0.45;
  cursor: not-allowed;
}

.admin-accounts-dialog__tip {
  margin: 0 0 12px;
  font-size: 12.5px;
  line-height: 1.5;
}

.admin-accounts-dialog__pane {
  min-width: 0;
}

.admin-accounts-dialog__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.admin-accounts-dialog__head h3 {
  margin: 0;
  font-size: 17px;
  color: #1e1b4b;
}

.admin-accounts-dialog__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.admin-accounts-dialog__grid .admin-field--full {
  grid-column: 1 / -1;
}

.admin-accounts-teacher-assign-hint {
  margin: 4px 0 8px;
  font-size: 12.5px;
}

.admin-ms {
  position: relative;
  width: 100%;
}

.admin-ms__trigger {
  width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 9px;
  background: #fff;
  color: #1e293b;
  font-size: 13.5px;
  text-align: left;
  cursor: pointer;
}

.admin-ms__trigger:hover,
.admin-ms.is-open .admin-ms__trigger {
  border-color: #818cf8;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.admin-ms__value {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-ms__value.is-placeholder {
  color: #94a3b8;
}

.admin-ms__caret {
  color: #64748b;
  font-size: 12px;
  flex: none;
}

.admin-ms__panel {
  position: absolute;
  left: 0;
  right: 0;
  /* 字段在弹窗底部，向上展开，避免被裁切 */
  bottom: calc(100% + 6px);
  top: auto;
  z-index: 80;
  max-height: min(280px, 42vh);
  overflow: auto;
  border: 1px solid #c7d2fe;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(30, 27, 75, 0.18);
  padding: 6px;
}

.admin-ms__group + .admin-ms__group {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed #e2e8f0;
}

.admin-ms__group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0 0 6px 2px;
}

.admin-ms__group-label {
  font-size: 12px;
  font-weight: 700;
  color: #7c3aed;
}

.admin-ms__select-all {
  padding: 0 4px;
  min-height: auto;
  font-size: 12px;
  color: #7c3aed;
  font-weight: 600;
}

.admin-ms__group-options {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.admin-ms__group-options .admin-ms__option {
  width: auto;
  flex: 0 1 auto;
}

.admin-ms__option {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #334155;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.admin-ms__option:hover {
  background: #f1f5f9;
}

.admin-ms__option.is-on {
  background: #eef2ff;
  color: #3730a3;
  font-weight: 600;
}

.admin-ms__check {
  width: 16px;
  height: 16px;
  border: 1.5px solid #94a3b8;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  font-size: 11px;
  line-height: 1;
  color: transparent;
  background: #fff;
}

.admin-ms__option.is-on .admin-ms__check {
  border-color: #4f46e5;
  background: #4f46e5;
  color: #fff;
}

.admin-accounts-dialog__actions {
  margin-top: 14px;
  justify-content: flex-end;
}

@media (max-width: 640px) {
  .admin-accounts-dialog__grid {
    grid-template-columns: 1fr;
  }
  #view-admin .admin-accounts-table .tr.multi {
    grid-template-columns: 28px 1fr 1fr;
  }
}

#view-admin .admin-accounts-table .role-teacher {
  color: #1d4ed8;
  font-weight: 600;
}

#view-admin .admin-accounts-table .role-student {
  color: #475569;
}

/* ========== 教师创课 · 与修炼系统统一视觉 ========== */
body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on),
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on),
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) {
  background: #e8eaff;
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .app.app--teacher-zone,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .app.app--teacher-zone,
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) .app.app--teacher-zone {
  --teacher-ink: #1e3477;
  --teacher-copy: #5e719a;
  --teacher-purple: #6246df;
  --teacher-purple-dark: #4e36d3;
  --teacher-line: rgba(255, 255, 255, .68);
  --teacher-glass-a: rgba(255, 255, 255, .62);
  --teacher-glass-b: rgba(245, 243, 255, .36);
  width: 100%;
  min-height: 100dvh;
  gap: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: linear-gradient(180deg, rgba(238, 240, 255, .28), rgba(231, 234, 252, .84) 84%, #e1e4fa);
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .app.app--teacher-zone .bg,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .app.app--teacher-zone .bg,
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) .app.app--teacher-zone .bg {
  position: fixed;
  inset: 0;
  opacity: 1;
  background: url('./assets/teacher-workbench-mountains.png') center top / cover no-repeat;
  filter: saturate(.88) brightness(1.035);
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .app.app--teacher-zone .bg::before,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .app.app--teacher-zone .bg::before,
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) .app.app--teacher-zone .bg::before {
  display: none;
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .app.app--teacher-zone .bg::after,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .app.app--teacher-zone .bg::after,
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) .app.app--teacher-zone .bg::after {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 58% 44% at 50% 34%, rgba(255, 255, 255, .54), transparent 74%),
    linear-gradient(180deg, rgba(249, 249, 255, .13), rgba(235, 237, 255, .22));
  content: '';
}

body.is-teacher-zone:has(#view-admin.active #admin-panel-basics.is-on) .teacher-topbar,
body.is-teacher-zone:has(#view-admin.active #admin-panel-tasks.is-on) .teacher-topbar,
body.is-teacher-zone:has(#view-admin.active #admin-panel-preview.is-on) .teacher-topbar {
  height: 82px;
  min-height: 82px;
  margin: 0;
  padding: 12px clamp(30px, 2.7vw, 44px);
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, .5);
  border-radius: 0;
  background: rgba(249, 249, 255, .35);
  box-shadow: 0 8px 24px rgba(83, 71, 153, .045), inset 0 -1px rgba(255, 255, 255, .35);
  backdrop-filter: blur(17px) saturate(1.05);
  -webkit-backdrop-filter: blur(17px) saturate(1.05);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-brand {
  color: #1f3174;
  padding-right: 23px;
  border-right: 1px solid rgba(84, 75, 151, .12);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-seal {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(140deg, #8968ff, #513be2);
  box-shadow: 0 8px 18px rgba(92, 64, 221, .22), inset 0 1px rgba(255, 255, 255, .36);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-copy strong {
  font-size: 19px;
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-copy small {
  color: #61709c;
  letter-spacing: .08em;
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-user {
  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.42);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.7), 0 6px 14px rgba(80, 60, 180, 0.06);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-user-name {
  color: #243a78;
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-user-meta,
body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-meta {
  color: #7180aa;
  font-weight: 650;
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-logout,
body.is-teacher-zone:has(#view-admin.active) #btn-teacher-logout {
  min-height: 36px;
  padding: 0 12px;
  border-color: rgba(255, 255, 255, .72);
  color: #374878;
  background: rgba(255, 255, 255, .5);
  box-shadow: 0 6px 16px rgba(75, 66, 143, .045), inset 0 1px rgba(255, 255, 255, .55);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-center .admin-mode-switch__track {
  border: 1px solid rgba(137, 104, 255, .16);
  background: rgba(255, 255, 255, .42);
  box-shadow: inset 0 1px rgba(255, 255, 255, .72);
  backdrop-filter: blur(12px);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-center .admin-mode-switch__thumb {
  background: linear-gradient(140deg, #8968ff, #513be2);
  box-shadow: 0 8px 18px rgba(92, 64, 221, .22);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-center .admin-mode-switch__btn.is-on .admin-mode-switch__label {
  color: #fff;
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-center .admin-mode-switch__btn.is-on .admin-mode-switch__sub {
  color: rgba(255, 255, 255, .88);
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-center .admin-mode-switch__btn:not(.is-on) .admin-mode-switch__label {
  color: #304477;
}

body.is-teacher-zone:has(#view-admin.active) .teacher-topbar-center .admin-mode-switch__btn:not(.is-on) .admin-mode-switch__sub {
  color: #66759e;
}

body.is-teacher-zone:has(#view-admin.active) .pbl-create-steps__item.is-current .pbl-create-steps__num,
body.is-teacher-zone:has(#view-admin.active) .pbl-create-steps__item.is-done .pbl-create-steps__num {
  border-color: rgba(137, 104, 255, .35);
  color: #513be2;
  background: rgba(255, 255, 255, .62);
}

body.is-teacher-zone:has(#view-admin.active) .pbl-create-steps__item.is-current .pbl-create-steps__label {
  color: #233a80;
  font-weight: 750;
}

body.is-teacher-zone:has(#view-admin.active) .pbl-create-steps__line {
  background: linear-gradient(90deg, rgba(137, 104, 255, .35), rgba(137, 104, 255, .12));
}

body.is-teacher-zone #view-admin.active:has(#admin-panel-basics.is-on) .admin-main,
body.is-teacher-zone #view-admin.active:has(#admin-panel-tasks.is-on) .admin-main,
body.is-teacher-zone #view-admin.active:has(#admin-panel-preview.is-on) .admin-main {
  padding: 8px clamp(18px, 2.4vw, 36px) 12px;
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-create-card--basics-fit {
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

body.is-teacher-zone #view-admin #admin-panel-tasks .admin-create-card.pbl-admin,
body.is-teacher-zone #view-admin #admin-panel-preview .admin-create-card {
  border: 1px solid var(--teacher-line, rgba(255, 255, 255, .68));
  border-radius: 22px;
  background:
    radial-gradient(560px circle at 78% 108%, rgba(164, 140, 247, .08), transparent 58%),
    linear-gradient(135deg, var(--teacher-glass-a, rgba(255, 255, 255, .62)), var(--teacher-glass-b, rgba(248, 246, 255, .35)));
  box-shadow: inset 0 1px rgba(255, 255, 255, .75), 0 18px 38px rgba(75, 64, 155, .085);
  backdrop-filter: blur(17px) saturate(1.04);
  -webkit-backdrop-filter: blur(17px) saturate(1.04);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-step,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-step-tag {
  color: #233a80;
  font-family: var(--font-display, 'Noto Serif SC', 'Songti SC', serif);
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 800;
  letter-spacing: .03em;
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-toc-draft,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-main-col,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-side-col {
  border: 1px solid rgba(148, 163, 184, 0.26);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 32px rgba(72, 63, 142, 0.1);
  backdrop-filter: blur(12px) saturate(1.05);
  -webkit-backdrop-filter: blur(12px) saturate(1.05);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-toc-draft .admin-field-label,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-resources__label,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-basics-resources__label {
  color: #304477;
  font-weight: 750;
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-toc-draft__textarea,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field input,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field textarea,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-resource-input,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-resource-input,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover__url {
  /* 白描边在白底上看不见，改用浅紫灰描边 */
  border: 1px solid rgba(148, 163, 184, 0.42);
  border-radius: 12px;
  color: #1e3477;
  background: rgba(255, 255, 255, .72);
  box-shadow: inset 0 1px rgba(255, 255, 255, .7);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-toc-draft__textarea:focus,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field input:focus,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field textarea:focus,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-resource-input:focus,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-resource-input:focus,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover__url:focus {
  border-color: rgba(137, 104, 255, .55);
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 0 0 3px rgba(137, 104, 255, .14);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-field-label {
  color: #304477;
  font-weight: 700;
}

/* AI 灰字预览：压过教师区 #1e3477 深蓝字色；确认填入前聚焦也保持灰 */
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field input.is-ai-suggest,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field textarea.is-ai-suggest {
  color: #94a3b8 !important;
  font-weight: 500;
  background: rgba(248, 250, 252, 0.92);
  border: 1px solid rgba(148, 163, 184, 0.5) !important;
}
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field input.is-ai-suggest:focus,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-field textarea.is-ai-suggest:focus {
  color: #64748b !important;
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(137, 104, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(137, 104, 255, 0.12);
}


/* 封面+收费：融为右侧一栏，不再各自成卡 */
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-pricing-section--side {
  border: none !important;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
  backdrop-filter: none;
  padding-left: 0;
  padding-right: 0;
}
body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover.admin-basics-cover--side {
  max-height: none;
  padding-top: 0;
  padding-bottom: 4px;
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover__zone {
  border: 1.5px dashed rgba(137, 104, 255, .34);
  border-radius: 14px;
  color: #6544ed;
  background: rgba(255, 255, 255, .38);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-cover__zone:hover {
  border-color: rgba(137, 104, 255, .52);
  background: rgba(255, 255, 255, .52);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-resources {
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 22px rgba(72, 63, 142, 0.08);
}
body.is-teacher-zone #view-admin #admin-panel-tasks .pbl-course-resources {
  border-color: rgba(148, 163, 184, 0.26);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 22px rgba(72, 63, 142, 0.08);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-create-footer--basics,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-create-footer--step2 {
  border-top: 1px solid rgba(255, 255, 255, .45);
  background: linear-gradient(180deg, rgba(255, 255, 255, .08), rgba(248, 246, 255, .42));
  backdrop-filter: blur(12px);
}

body.is-teacher-zone #view-admin #admin-panel-basics .btn-soft,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-upload-btn,
body.is-teacher-zone #view-admin #admin-panel-tasks .btn-soft {
  border-color: rgba(255, 255, 255, .72);
  color: #374878;
  background: rgba(255, 255, 255, .5);
  box-shadow: 0 6px 16px rgba(75, 66, 143, .045), inset 0 1px rgba(255, 255, 255, .55);
}

body.is-teacher-zone #view-admin #admin-panel-basics .btn-primary,
body.is-teacher-zone #view-admin #admin-panel-tasks .btn-primary,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-create-cta,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-create-cta {
  border: 1px solid rgba(192, 180, 255, .8);
  color: #fff;
  background: linear-gradient(180deg, rgba(155, 110, 255, .95), rgba(74, 31, 195, .98)), #6735d3;
  box-shadow: inset 0 1px rgba(255, 255, 255, .58), 0 7px 16px rgba(83, 43, 211, .34);
}

body.is-teacher-zone #view-admin #admin-panel-basics .btn-primary:hover,
body.is-teacher-zone #view-admin #admin-panel-tasks .btn-primary:hover,
body.is-teacher-zone #view-admin #admin-panel-basics .admin-create-cta:hover,
body.is-teacher-zone #view-admin #admin-panel-tasks .admin-create-cta:hover {
  filter: brightness(1.04);
}

body.is-teacher-zone #view-admin #admin-panel-basics .muted,
body.is-teacher-zone #view-admin #admin-panel-tasks .muted {
  color: #66759e;
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-ai-hint {
  border: 1px solid rgba(137, 104, 255, .18);
  border-radius: 12px;
  color: #4e3da8;
  background: rgba(255, 255, 255, .42);
}

body.is-teacher-zone #view-admin #admin-panel-basics .admin-basics-ai-hint strong {
  color: #513be2;
}

body.is-teacher-zone #view-admin #admin-panel-tasks .pbl-level-map,
body.is-teacher-zone #view-admin #admin-panel-tasks .pbl-orchestrate-editor,
body.is-teacher-zone #view-admin #admin-panel-tasks .pbl-section-card {
  border-color: rgba(255, 255, 255, .58);
  background: linear-gradient(145deg, rgba(255, 255, 255, .42), rgba(244, 241, 255, .22));
  backdrop-filter: blur(14px);
}



/* 通关奖励编辑区：仅说明，无上传控件 */
#view-admin .pbl-reward-editor-card {
  max-width: 560px;
  margin: 4px 0 12px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px dashed rgba(100, 116, 139, 0.35);
  background: rgba(248, 250, 252, 0.9);
}
#view-admin .pbl-reward-editor-card__title {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 800;
  color: #334155;
}
#view-admin .pbl-practice-panel .pbl-practice-meta[hidden],
#view-admin .pbl-orchestrate-editor-body .pbl-practice-meta[hidden],
#view-admin .pbl-section-card .pbl-practice-meta[hidden] {
  display: none !important;
}


/* 空态隐藏左栏；有关卡时左栏拉满高度，避免 list flex:1+height:auto 被压成 0 */
#view-admin #admin-panel-tasks.is-on .pbl-admin.is-orchestrate-empty .pbl-orchestrate-layout {
  display: none !important;
}
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-layout:not([hidden]) {
  align-items: stretch;
}
#view-admin #admin-panel-tasks.is-on .pbl-orchestrate-layout:not([hidden]) > .pbl-level-map {
  align-self: stretch;
  height: 100%;
  max-height: 100%;
  min-height: 0;
}
#view-admin #admin-panel-tasks.is-on .pbl-level-map__list {
  flex: 1 1 auto;
  min-height: 160px;
}

/* ========== 管理员 · 与教师/学生端统一视觉（顶栏 + 山水 + 玻璃侧栏） ========== */
body.is-admin-only.is-teacher-zone:has(#view-admin.active) {
  background: #e8eaff;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .app.app--teacher-zone {
  --teacher-ink: #1e3477;
  --teacher-copy: #5e719a;
  --teacher-purple: #6246df;
  --teacher-purple-dark: #4e36d3;
  --teacher-line: rgba(255, 255, 255, .68);
  --teacher-glass-a: rgba(255, 255, 255, .62);
  --teacher-glass-b: rgba(245, 243, 255, .36);
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 100dvh;
  height: 100dvh;
  max-height: 100dvh;
  gap: 0;
  padding: 0 !important;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(238, 240, 255, .28), rgba(231, 234, 252, .84) 84%, #e1e4fa);
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .app.app--teacher-zone .bg {
  position: fixed;
  inset: 0;
  opacity: 1;
  background: url('./assets/teacher-workbench-mountains.png') center top / cover no-repeat;
  filter: saturate(.88) brightness(1.035);
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .app.app--teacher-zone .bg::before {
  display: none;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .app.app--teacher-zone .bg::after {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 58% 44% at 50% 34%, rgba(255, 255, 255, .54), transparent 74%),
    linear-gradient(180deg, rgba(249, 249, 255, .13), rgba(235, 237, 255, .22));
  content: '';
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar {
  flex-shrink: 0;
  height: 82px;
  min-height: 82px;
  margin: 0;
  padding: 12px clamp(30px, 2.7vw, 44px);
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, .5);
  border-radius: 0;
  background: rgba(249, 249, 255, .35);
  box-shadow: 0 8px 24px rgba(83, 71, 153, .045), inset 0 -1px rgba(255, 255, 255, .35);
  backdrop-filter: blur(17px) saturate(1.05);
  -webkit-backdrop-filter: blur(17px) saturate(1.05);
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-brand {
  color: #1f3174;
  padding-right: 23px;
  border-right: 1px solid rgba(84, 75, 151, .12);
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-seal {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(140deg, #8968ff, #513be2);
  box-shadow: 0 8px 18px rgba(92, 64, 221, .22), inset 0 1px rgba(255, 255, 255, .36);
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-copy strong {
  font-size: 19px;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-copy small {
  color: #61709c;
  letter-spacing: .08em;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-user,
body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-meta,
body.is-admin-only.is-teacher-zone:has(#view-admin.active) .teacher-topbar-user-meta {
  color: #7180aa;
  font-weight: 650;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) #btn-teacher-logout {
  min-height: 36px;
  padding: 0 12px;
  border-color: rgba(255, 255, 255, .72);
  color: #374878;
  background: rgba(255, 255, 255, .5);
  box-shadow: 0 6px 16px rgba(75, 66, 143, .045), inset 0 1px rgba(255, 255, 255, .55);
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) #view-admin.active {
  flex: 1 1 auto;
  min-height: 0;
  background: transparent;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) #view-admin.active .admin-shell:not(:has(> .admin-rail:not([hidden]))) {
  grid-template-columns: 1fr !important;
  width: 100%;
}

body.is-admin-only.is-teacher-zone:has(#view-admin.active) #view-admin.active .admin-main {
  background: transparent !important;
  padding: 8px clamp(18px, 2.4vw, 36px) 12px !important;
}

/* 创课页与教师一致：隐藏重复顶栏与侧栏退出 */
body.is-admin-only.is-teacher-zone #view-admin .admin-create-topnav,
body.is-admin-only.is-teacher-zone #view-admin .admin-create-topbar {
  display: none !important;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-rail-foot {
  display: none;
}

/* 浅色玻璃侧栏（替代深色 admin-rail）；顶栏已有品牌，侧栏不再重复 logo */
body.is-admin-only.is-teacher-zone #view-admin .admin-rail:not([hidden]) {
  padding: 10px 12px 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .72), rgba(248, 246, 255, .52)) !important;
  color: #304477 !important;
  border-right: 1px solid rgba(255, 255, 255, .62);
  box-shadow: inset -1px 0 rgba(255, 255, 255, .35), 8px 0 28px rgba(75, 64, 155, .04);
  backdrop-filter: blur(16px) saturate(1.04);
  -webkit-backdrop-filter: blur(16px) saturate(1.04);
}

body.is-admin-only.is-teacher-zone #view-admin .admin-rail-brand {
  display: none !important;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-rail-label {
  color: #8a97bc !important;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-rail-btn {
  color: #42527a !important;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-rail-btn:hover {
  background: rgba(255, 255, 255, .55) !important;
  color: #233a80 !important;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-rail-btn.is-active {
  color: #fff !important;
  background: linear-gradient(140deg, #8968ff, #513be2) !important;
  box-shadow: 0 8px 18px rgba(92, 64, 221, .22);
}

/* 运营模块：玻璃卡片 */
body.is-admin-only.is-teacher-zone #view-admin .admin-subpage-card,
body.is-admin-only.is-teacher-zone #view-admin .admin-create-header,
body.is-admin-only.is-teacher-zone #view-admin .teacher-grade-page .panel,
body.is-admin-only.is-teacher-zone #view-admin .admin-workspace--accounts .panel {
  border: 1px solid var(--teacher-line, rgba(255, 255, 255, .68));
  border-radius: 22px;
  background:
    radial-gradient(560px circle at 78% 108%, rgba(164, 140, 247, .08), transparent 58%),
    linear-gradient(135deg, var(--teacher-glass-a, rgba(255, 255, 255, .62)), var(--teacher-glass-b, rgba(248, 246, 255, .35)));
  box-shadow: inset 0 1px rgba(255, 255, 255, .75), 0 18px 38px rgba(75, 64, 155, .085);
  backdrop-filter: blur(17px) saturate(1.04);
  -webkit-backdrop-filter: blur(17px) saturate(1.04);
}

body.is-admin-only.is-teacher-zone #view-admin .admin-create-kicker,
body.is-admin-only.is-teacher-zone #view-admin .admin-create-heading h1 {
  color: #233a80;
  font-family: var(--font-display, 'Noto Serif SC', 'Songti SC', serif);
}

body.is-admin-only.is-teacher-zone #view-admin .admin-create-sub,
body.is-admin-only.is-teacher-zone #view-admin .muted {
  color: #66759e;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-field-label {
  color: #304477;
  font-weight: 700;
}

body.is-admin-only.is-teacher-zone #view-admin .admin-field input,
body.is-admin-only.is-teacher-zone #view-admin .admin-field select,
body.is-admin-only.is-teacher-zone #view-admin .admin-field textarea {
  border: 1px solid rgba(148, 163, 184, 0.42);
  border-radius: 12px;
  color: #1e3477;
  background: rgba(255, 255, 255, .72);
  box-shadow: inset 0 1px rgba(255, 255, 255, .7);
}

body.is-admin-only.is-teacher-zone #view-admin .btn-primary {
  border: 1px solid rgba(192, 180, 255, .8);
  color: #fff;
  background: linear-gradient(180deg, rgba(155, 110, 255, .95), rgba(74, 31, 195, .98)), #6735d3;
  box-shadow: inset 0 1px rgba(255, 255, 255, .58), 0 7px 16px rgba(83, 43, 211, .34);
}

body.is-admin-only.is-teacher-zone #view-admin .btn-soft,
body.is-admin-only.is-teacher-zone #view-admin .btn-ghost {
  border-color: rgba(255, 255, 255, .72);
  color: #374878;
  background: rgba(255, 255, 255, .5);
  box-shadow: 0 6px 16px rgba(75, 66, 143, .045), inset 0 1px rgba(255, 255, 255, .55);
}

body.is-admin-only.is-teacher-zone #view-admin .admin-accounts-page-tab.is-on,
body.is-admin-only.is-teacher-zone #view-admin .admin-accounts-chip.is-on {
  color: #fff;
  background: linear-gradient(140deg, #8968ff, #513be2);
  border-color: transparent;
}

body.is-admin-only.is-teacher-zone #view-admin .table-mock.wide {
  border-color: rgba(148, 163, 184, 0.26);
  background: rgba(255, 255, 255, 0.55);
  border-radius: 16px;
}