:root {
  /* 与顶栏实际高度同步（JS ResizeObserver），供 fixed 侧栏/遮层 top 使用 */
  --workspace-topbar-offset: 64px;
  --workspace-shell: #dce8f7;
  --workspace-navy: #111827;
  --workspace-navy-soft: #475569;
  --workspace-panel: #ffffff;
  --workspace-panel-muted: #f8fbff;
  --workspace-line: #e5edf6;
  --workspace-accent: #2563eb;
  --workspace-accent-soft: #eff6ff;
  --workspace-success: #0f766e;
  --workspace-danger: #b91c1c;
}

.main-app {
  /* 工作台内整体比 :root 小一档，顶栏/侧栏/主区随变量联动 */
  --font-size-base: 15px;
  --font-size-caption: 13px;
  --font-size-section: 19px;
  --font-size-title: 26px;
  --ui-text-sm: 14px;
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.12), transparent 20%),
    linear-gradient(180deg, #f7fbff 0%, #f3f7fc 100%);
  overflow: hidden;
}

.workspace-topbar {
  position: relative;
  z-index: 50;
  height: 64px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid #e8eef6;
}

.workspace-topbar .main-nav-inner {
  max-width: 1400px;
  padding: 0 24px;
  gap: 20px;
}

.workspace-mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--workspace-line);
  border-radius: 12px;
  background: #fff;
  color: var(--workspace-navy);
  box-shadow: none;
}

.workspace-mobile-toggle::before {
  display: none;
}

.workspace-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.workspace-brand-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--workspace-navy);
  line-height: 1.2;
}

.workspace-brand-subtitle {
  display: none;
}

.workspace-topbar-mobile-actions {
  display: none;
  align-items: center;
  margin-left: auto;
}

.workspace-mobile-exit-btn {
  margin: 0;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid var(--workspace-line);
  background: #fff;
  color: var(--workspace-navy);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-normal), border-color var(--transition-normal);
}

.workspace-mobile-exit-btn:hover {
  background: #f8fbff;
  border-color: #cbd5e1;
}

.workspace-sidebar-footer {
  display: none;
}

.workspace-sidebar-logout-btn {
  width: 100%;
  margin: 0;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  background: #fff;
  color: #64748b;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: background var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal);
}

.workspace-sidebar-logout-btn:hover {
  background: #fef2f2;
  border-color: #fecaca;
  color: #b91c1c;
}

.workspace-topbar-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-body);
  line-height: var(--ui-line-body);
}

.workspace-layout {
  flex: 1;
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 0;
}

.workspace-sidebar {
  position: relative;
  border-right: 1px solid #e8eef6;
  background: #ffffff;
  color: var(--workspace-navy);
  padding: 30px 16px 20px;
  overflow-y: auto;
}

.workspace-sidebar::after {
  display: none;
}

.workspace-side-nav {
  display: grid;
  gap: 8px;
  margin-top: 30px;
}

.workspace-side-group-title {
  margin: 8px 10px 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #94a3b8;
}

.workspace-nav-btn,
.workspace-side-link {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 12px;
  min-height: 56px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: transparent;
  color: #475569;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.55;
  text-align: left;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal);
}

.workspace-nav-btn::before {
  display: none;
}

.workspace-nav-btn:hover,
.workspace-side-link:hover {
  background: #f8fbff;
  color: var(--workspace-navy);
}

.workspace-nav-btn.active {
  background: #eff6ff;
  border-color: #dbeafe;
  color: #2563eb;
}

/* 侧栏：主标题 + 副说明（施工方案等） */
.workspace-nav-btn--stacked {
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  min-height: 68px;
}

.workspace-nav-btn-title {
  display: block;
  font-weight: 600;
}

.workspace-nav-btn-sub {
  display: block;
  font-size: 13px;
  line-height: 1.45;
  font-weight: 500;
  color: #64748b;
}

.workspace-nav-btn--stacked.active .workspace-nav-btn-sub {
  color: #3b82f6;
}

.workspace-nav-hint {
  display: none;
}

.workspace-main {
  min-width: 0;
  overflow-y: auto;
  padding: 24px 28px 28px;
}

.workspace-section {
  display: none;
}

.workspace-section.is-active {
  display: block;
}

.workspace-overview {
  display: grid;
  gap: 18px;
}

.workspace-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) 320px;
  gap: 18px;
}

.workspace-hero-card,
.workspace-panel-card {
  background: #ffffff;
  border: 1px solid #e7edf5;
  border-radius: 20px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.04);
}

.workspace-hero-card {
  padding: 24px 26px;
  background: #ffffff;
}

.workspace-eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: #2563eb;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.workspace-hero-card h1 {
  margin: 8px 0 8px;
  font-size: 30px;
  line-height: 1.2;
  color: var(--workspace-navy);
}

.workspace-hero-card p {
  margin: 0;
  max-width: 560px;
  font-size: 14px;
  color: #475569;
  line-height: 1.75;
}

.workspace-hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.workspace-btn-primary,
.workspace-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.workspace-btn-primary {
  background: var(--workspace-accent);
  color: #fff;
  box-shadow: none;
}

.workspace-btn-secondary {
  border: 1px solid #dbeafe;
  background: #eff6ff;
  color: #2563eb;
}

.workspace-hero-side {
  display: grid;
  gap: 12px;
  padding: 20px;
}

.workspace-trust-card {
  padding: 16px;
  border-radius: 16px;
  background: #f8fbff;
  border: 1px solid #e8eef6;
}

.workspace-trust-card h3 {
  margin: 0 0 6px;
  font-size: 15px;
  color: var(--workspace-navy);
}

.workspace-trust-card p,
.workspace-trust-card li {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #475569;
}

.workspace-trust-card ul {
  margin: 0;
  padding-left: 18px;
}

.workspace-ability-grid,
.workspace-summary-grid,
.workspace-support-grid {
  display: grid;
  gap: 14px;
}

.workspace-ability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.workspace-summary-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.workspace-support-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.workspace-ability-card,
.workspace-summary-card,
.workspace-support-card {
  background: #ffffff;
  border: 1px solid #e7edf5;
  border-radius: 18px;
  padding: 18px;
  box-shadow: none;
}

.workspace-ability-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.workspace-ability-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.workspace-ability-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--workspace-accent-soft);
  color: #2563eb;
  font-size: 12px;
  font-weight: 700;
}

.workspace-ability-card h3,
.workspace-summary-card h3,
.workspace-support-card h3 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--workspace-navy);
}

.workspace-ability-card p,
.workspace-support-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #475569;
}

.workspace-ability-list,
.workspace-help-list {
  display: none;
}

.workspace-inline-btn {
  margin-top: auto;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid #dbeafe;
  background: #eff6ff;
  color: #2563eb;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.workspace-summary-card .workspace-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--workspace-navy);
  line-height: 1.15;
}

.workspace-summary-card .workspace-meta {
  margin-top: 6px;
  font-size: 13px;
  color: #64748b;
  line-height: 1.7;
}

.workspace-panel-card {
  padding: 24px;
}

.workspace-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.workspace-panel-head h2 {
  margin: 0 0 6px;
  font-size: 22px;
  color: var(--workspace-navy);
}

.workspace-panel-head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: #64748b;
}

.workspace-trust-strip {
  display: none;
}

.workspace-trust-pill {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--workspace-panel-muted);
  border: 1px solid var(--workspace-line);
  color: var(--workspace-navy-soft);
  font-size: 13px;
  font-weight: 700;
}

.workspace-account-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 18px;
}

.workspace-account-card {
  padding: 22px;
  border: 1px solid var(--workspace-line);
  border-radius: 20px;
  background: var(--workspace-panel-muted);
}

.workspace-account-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--workspace-navy);
}

.workspace-account-card p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: #475569;
}

.workspace-link-grid {
  display: grid;
  gap: 10px;
}

.workspace-link-grid-spaced {
  margin-top: 12px;
}

.workspace-link-tile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 50px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--workspace-line);
  background: #fff;
  color: var(--workspace-navy);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  width: 100%;
  text-align: left;
  font-family: inherit;
  cursor: pointer;
  appearance: none;
}

.workspace-link-tile span {
  font-size: 13px;
  font-weight: 500;
  color: #64748b;
}

/* 施工方案审查：与照片模块同一 main-card，不再使用右侧分栏 */
.main-app #scheme-review-card .usage-notice {
  font-size: var(--font-size-caption);
  color: var(--color-text-weak);
  background: #e8f4fc;
  border: 1px solid rgba(0, 122, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-md) 0 var(--space-lg);
  line-height: 1.6;
  text-align: left;
}

.main-app #scheme-review-card .usage-notice-title {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.main-app #scheme-review-card .usage-notice-line {
  margin-bottom: 4px;
}

.main-app #scheme-review-card .usage-notice-line:last-child {
  margin-bottom: 0;
}

#scheme-review-card input[type="file"] {
  width: 100%;
  box-sizing: border-box;
}

/* 补充说明：默认约三行高，随内容增高（由 JS 同步 height），超出上限出现滚动条 */
#scheme-review-card #scheme-note {
  width: 100%;
  box-sizing: border-box;
  display: block;
  min-height: calc(1.5em * 3 + 14px);
  padding: 7px 11px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-card);
  font-size: var(--font-size-base);
  font-family: inherit;
  line-height: 1.5;
  resize: none;
  overflow-y: hidden;
}

#scheme-review-card #scheme-note:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(100, 116, 139, 0.2);
}

.workspace-scheme-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}

.workspace-scheme-tab {
  flex: 1;
  min-height: 40px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  background: #f8fafc;
  color: #334155;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal);
}

.workspace-scheme-tab.is-active {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #2563eb;
}

.workspace-scheme-mode-tip {
  margin-bottom: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: #64748b;
}

.workspace-scheme-submit {
  margin-top: 0;
}

.workspace-scheme-note-card {
  margin-top: 14px;
  padding: 16px;
  border-radius: 16px;
  background: #f8fbff;
  border: 1px solid #e5edf7;
}

.workspace-scheme-note-card h3 {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--workspace-navy);
}

.workspace-scheme-note-card ul {
  margin: 0;
  padding-left: 18px;
  color: #475569;
  font-size: 14px;
  line-height: 1.75;
}

.workspace-scheme-section-block {
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  overflow: hidden;
  background: #ffffff;
}

.workspace-scheme-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 18px;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
}

.workspace-scheme-section-head h3 {
  margin: 0;
  font-size: 16px;
  color: var(--workspace-navy);
}

.workspace-scheme-section-count {
  font-size: 13px;
  color: #64748b;
  font-weight: 700;
}

.workspace-scheme-section-body {
  display: grid;
  gap: 12px;
  padding: 16px 18px 18px;
}

.workspace-scheme-issue-card {
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 16px;
  background: #ffffff;
}

.workspace-scheme-issue-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.workspace-scheme-issue-id {
  font-size: 13px;
  font-weight: 700;
  color: #2563eb;
}

.workspace-scheme-issue-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
}

.workspace-scheme-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.workspace-scheme-tag.must { background: #fee2e2; color: #b91c1c; }
.workspace-scheme-tag.suggest { background: #fef3c7; color: #b45309; }
.workspace-scheme-tag.optimize { background: #e0f2fe; color: #0369a1; }
.workspace-scheme-tag.resolved { background: #dcfce7; color: #15803d; }
.workspace-scheme-tag.partial { background: #fef3c7; color: #b45309; }
.workspace-scheme-tag.unresolved,
.workspace-scheme-tag.new { background: #fee2e2; color: #b91c1c; }

.workspace-scheme-issue-meta {
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: #334155;
}

.workspace-scheme-issue-meta strong {
  color: #0f172a;
}

.workspace-scheme-roadmap-list {
  margin: 0;
  padding-left: 20px;
  color: #334155;
  line-height: 1.8;
  font-size: 14px;
}

.workspace-scheme-process-details {
  border: 1px dashed #cbd5e1;
  border-radius: 16px;
  padding: 14px 16px;
  background: #f8fafc;
}

.workspace-scheme-process-details summary {
  cursor: pointer;
  font-weight: 700;
  color: #0f172a;
}

.workspace-scheme-process-list {
  margin-top: 12px;
  display: grid;
  gap: 10px;
  font-size: 14px;
  color: #334155;
  line-height: 1.7;
}

.login-footer-link {
  color: inherit;
  text-decoration: underline;
}

.workspace-bind-form {
  margin-top: 12px;
}

.workspace-bind-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.workspace-bind-input-grow {
  flex: 1;
}

.workspace-bind-row {
  display: flex;
  gap: 8px;
  margin: 0 0 8px;
}

.workspace-bind-code-btn {
  white-space: nowrap;
}

.workspace-bind-submit {
  width: 100%;
}

.workspace-bind-msg {
  margin-top: 6px;
}

.workspace-bind-wechat-area {
  margin-top: 8px;
}

.workspace-preview-image {
  display: block;
  max-width: 260px;
  max-height: 260px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  object-fit: contain;
}

/* 照片隐患识别：已选图预览 */
#workspace-image #image-preview-row.workspace-image-preview-row {
  margin-left: 0;
  margin-right: 0;
  max-width: none;
}

#workspace-image #image-preview-row.workspace-image-preview-row h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

#workspace-image .workspace-preview-image {
  max-width: min(100%, 400px);
  max-height: 400px;
  width: auto;
  height: auto;
  margin: 0;
}

/* 图片识别页：整体上移，少占纵向空间；有预览时结果区 sticky，便于对照进度与结果 */
.workspace-main:has(#workspace-image.is-active) {
  padding: 10px 28px 24px;
}

#workspace-image .workspace-panel-head {
  margin-bottom: 8px;
}

#workspace-image .workspace-panel-head h2 {
  margin-bottom: 4px;
}

#workspace-image #analyze-card {
  padding: 16px 22px 18px;
}

#workspace-image #analyze-card > .usage-notice {
  margin: 6px 0 10px;
  padding: 10px 14px;
}

#workspace-image #analyze-card .row:has(#file-input) {
  margin-bottom: var(--space-md);
}

#workspace-image #analyze-card.has-preview #image-preview-row {
  margin-bottom: var(--space-sm);
}

#workspace-image #analyze-card.has-preview #analyze-btn {
  margin-top: var(--space-sm);
}

#workspace-image #analyze-card .row:has(#result) {
  margin-top: var(--space-xs);
  margin-bottom: 0;
}

.main-app #workspace-image #analyze-card.has-preview #result {
  position: sticky;
  top: 8px;
  z-index: 2;
  box-shadow: 0 1px 0 rgba(148, 163, 184, 0.35);
}

/* 复制/导出在 DOM 中位于结果块之后，须高于 sticky 结果块的 z-index，避免长结果被整块盖住 */
.main-app #workspace-image #analyze-card.has-preview #result-actions {
  position: relative;
  z-index: 3;
}

.workspace-section .card {
  max-width: none;
  margin: 0;
  padding: 24px;
  border-radius: 22px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.05);
}

.workspace-section .card:hover {
  transform: none;
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.05);
}

.workspace-section .usage-notice {
  background: #eff6ff;
  border-color: #bfdbfe;
}

.workspace-section .result-block {
  background: #f8fafc;
  border-color: #dbe4ee;
}

/* main.css 中顶栏品牌、主按钮为固定 px，在此与工作台字号对齐 */
.main-app .main-nav-brand {
  font-size: 16px;
}

.main-app #analyze-btn,
.main-app #text-query-btn,
.main-app #scheme-start-first-btn,
.main-app #scheme-copy-result-btn,
.main-app #scheme-download-report-btn,
.main-app #lesson-generate-btn,
.main-app #lesson-download-btn {
  font-size: 15px;
}

/* 照片「上传并开始识别」与方案「开始审查」：同一胶囊尺寸与对齐（灰框高宽一致） */
.main-app #analyze-btn,
.main-app #scheme-start-first-btn,
.main-app #lesson-generate-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  min-height: 44px;
  padding: 10px 22px;
  line-height: 1.25;
}

/* 覆盖 common 的 button.primary 安全橙：工作台主按钮统一灰蓝胶囊（方案「开始审查」与课件「生成课件」同款） */
.main-app button#scheme-start-first-btn.workspace-scheme-submit,
.main-app button#lesson-generate-btn.workspace-scheme-submit,
.main-app button#lesson-download-btn.primary {
  background: linear-gradient(135deg, var(--workspace-btn-from) 0%, var(--workspace-btn-to) 100%);
  color: #fff;
  border: none;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.14);
}

.main-app button#scheme-start-first-btn.workspace-scheme-submit:hover:not(:disabled),
.main-app button#lesson-generate-btn.workspace-scheme-submit:hover:not(:disabled),
.main-app button#lesson-download-btn.primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--workspace-btn-hover-from) 0%, var(--workspace-btn-hover-to) 100%);
  box-shadow: 0 6px 14px rgba(15, 23, 42, 0.16);
  transform: translateY(-1px);
}

.main-app button#scheme-start-first-btn.workspace-scheme-submit:active:not(:disabled),
.main-app button#lesson-generate-btn.workspace-scheme-submit:active:not(:disabled),
.main-app button#lesson-download-btn.primary:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
}

.main-app button#scheme-start-first-btn.workspace-scheme-submit:disabled,
.main-app button#lesson-generate-btn.workspace-scheme-submit:disabled,
.main-app button#lesson-download-btn.primary:disabled {
  background: #d2d2d7;
  color: #86868b;
  box-shadow: none;
  transform: none;
}

/* 方案结果区按钮：同为灰蓝主按钮，防止仍套用 secondary 灰底 */
.main-app #scheme-review-card #scheme-copy-result-btn,
.main-app #scheme-review-card #scheme-download-report-btn {
  background: linear-gradient(135deg, var(--workspace-btn-from) 0%, var(--workspace-btn-to) 100%);
  color: #fff;
  border: none;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.14);
}

.main-app #scheme-review-card #scheme-copy-result-btn:hover:not(:disabled),
.main-app #scheme-review-card #scheme-download-report-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--workspace-btn-hover-from) 0%, var(--workspace-btn-hover-to) 100%);
  box-shadow: 0 6px 14px rgba(15, 23, 42, 0.16);
  transform: translateY(-1px);
}

.main-app #scheme-review-card #scheme-copy-result-btn:disabled,
.main-app #scheme-review-card #scheme-download-report-btn:disabled {
  background: #d2d2d7;
  color: #86868b;
  box-shadow: none;
  transform: none;
}

.main-app .workspace-section .card h3 {
  font-size: 17px;
}

.main-app .main-card .usage-notice {
  line-height: 1.65;
}

.main-app .main-card .usage-notice .usage-notice-line {
  margin-bottom: 6px;
}

.main-app .main-card .usage-notice .usage-notice-line:last-child {
  margin-bottom: 0;
}

.workspace-mobile-overlay {
  display: none;
}

@media (max-width: 1100px) {
  .workspace-hero,
  .workspace-account-grid,
  .workspace-support-grid {
    grid-template-columns: 1fr;
  }

  .workspace-ability-grid {
    grid-template-columns: 1fr;
  }

  .workspace-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .workspace-topbar {
    height: auto;
    min-height: 64px;
  }

  .workspace-topbar .main-nav-inner {
    flex-wrap: wrap;
    align-items: center;
    row-gap: 8px;
    padding: 8px 16px 10px;
  }

  .workspace-topbar-meta {
    flex: 1 1 100%;
    margin-left: 0;
    padding-top: 8px;
    border-top: 1px solid #e8eef6;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px 8px;
  }

  .workspace-topbar-meta .main-nav-quota.quota-pill {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .workspace-topbar-meta .main-nav-quota .quota {
    white-space: normal;
    flex-wrap: wrap;
    row-gap: 4px;
    column-gap: 6px;
  }

  .workspace-mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .workspace-topbar-mobile-actions {
    display: flex;
  }

  .workspace-sidebar {
    display: flex;
    flex-direction: column;
  }

  .workspace-side-nav {
    flex: 1 1 auto;
    min-height: 0;
  }

  .workspace-sidebar-footer {
    display: block;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid #e8eef6;
  }

  .workspace-topbar-meta .nav-link,
  .workspace-topbar-meta .nav-cta,
  .workspace-topbar-meta .main-nav-account,
  .workspace-topbar-meta .nav-logout {
    display: none;
  }

  .workspace-layout {
    grid-template-columns: 1fr;
  }

  .workspace-sidebar {
    position: fixed;
    top: var(--workspace-topbar-offset, 64px);
    left: 0;
    bottom: 0;
    width: min(86vw, 320px);
    z-index: 80;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    box-shadow: 18px 0 36px rgba(15, 23, 42, 0.2);
  }

  body.workspace-sidebar-open .workspace-sidebar {
    transform: translateX(0);
  }

  .workspace-mobile-overlay {
    position: fixed;
    top: var(--workspace-topbar-offset, 64px);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.42);
    z-index: 70;
  }

  body.workspace-sidebar-open .workspace-mobile-overlay {
    display: block;
  }

  .workspace-main {
    padding: 18px 16px 24px;
  }

  .workspace-brand-title {
    font-size: 16px;
  }

  .workspace-brand-subtitle {
    display: none;
  }
}

@media (max-width: 640px) {
  .workspace-main {
    padding: 14px 12px 20px;
  }

  .workspace-bind-row {
    flex-direction: column;
  }

  .workspace-hero-card,
  .workspace-panel-card,
  .workspace-ability-card,
  .workspace-summary-card,
  .workspace-support-card,
  .workspace-account-card,
  .workspace-section .card {
    border-radius: 18px;
    padding: 18px 16px;
  }

  .workspace-hero-card h1 {
    font-size: 26px;
  }

  .workspace-summary-grid {
    grid-template-columns: 1fr;
  }

  .workspace-hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .workspace-btn-primary,
  .workspace-btn-secondary,
  .workspace-inline-btn {
    width: 100%;
  }

}

/* ---------- 功能输出示例 Modal ---------- */
.example-output-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}

.example-output-modal.is-open {
  display: flex;
}

.example-output-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
}

.example-output-modal__panel {
  position: relative;
  z-index: 1;
  width: min(100%, 640px);
  max-height: min(85vh, 720px);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 22px 22px 18px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid #e2e8f0;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
  box-sizing: border-box;
}

.example-output-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 10px;
  background: #f1f5f9;
  color: #475569;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.example-output-modal__close:hover {
  background: #e2e8f0;
  color: #0f172a;
}

.example-output-modal__title {
  margin: 0 40px 14px 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--workspace-navy, #111827);
  line-height: 1.35;
}

.example-output-modal__body {
  font-size: 14px;
  color: #334155;
  line-height: 1.65;
}

.usage-notice-example {
  margin-top: 8px !important;
  margin-bottom: 0 !important;
  /* 与使用说明圆角底部留出空隙，避免视觉贴边 */
  padding-bottom: 2px;
}

.example-output-open-btn {
  margin: 0;
  margin-top: 0;
  padding: 4px 6px 6px 4px;
  border: none;
  background: none;
  color: #2b66e3;
  font-size: inherit;
  font-family: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: #2b66e3;
  text-underline-offset: 3px;
  text-underline-position: from-font;
  cursor: pointer;
  border-radius: 6px;
  overflow: visible;
  position: relative;
}

/* common.css 里 button 默认 overflow:hidden + ::before 渐变，会裁切链接式下划线和左下角笔画 */
.example-output-open-btn::before {
  display: none;
}

.example-output-open-btn:hover {
  color: #2457c8;
  text-decoration-color: #2457c8;
}

.example-output-sample pre {
  margin: 0;
  padding: 14px 16px;
  white-space: pre-wrap;
  word-break: break-word;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.65;
  color: #1e293b;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.example-output-sample__hint {
  margin: 12px 0 0;
  font-size: 13px;
  color: #64748b;
}

.example-output-sample__figure {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  background: #0f172a;
}

.example-output-sample--lesson {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.example-output-sample__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/*
 * 工作台主按钮必须盖住 common.css 的 button.primary（安全橙）。
 * 仅写 ID 时，在部分浏览器/缓存顺序下仍可能被 class 规则干扰，此处用卡片上下文 + ID + class 提高优先级并写死色值。
 */
.main-app .main-card button#analyze-btn.primary,
.main-app .main-card button#text-query-btn.primary,
.main-app .main-card button#scheme-start-first-btn.primary,
.main-app .main-card button#lesson-generate-btn.primary,
.main-app .main-card button#scheme-copy-result-btn.primary,
.main-app .main-card button#scheme-download-report-btn.primary,
.main-app .main-card button#lesson-download-btn.primary {
  background: linear-gradient(135deg, #4580f4 0%, #2b66e3 100%) !important;
  color: #fff !important;
  box-shadow:
    0 4px 14px rgba(15, 23, 42, 0.1),
    0 0 20px rgba(43, 102, 227, 0.22) !important;
}

.main-app .main-card button#analyze-btn.primary:hover:not(:disabled),
.main-app .main-card button#text-query-btn.primary:hover:not(:disabled),
.main-app .main-card button#scheme-start-first-btn.primary:hover:not(:disabled),
.main-app .main-card button#lesson-generate-btn.primary:hover:not(:disabled),
.main-app .main-card button#scheme-copy-result-btn.primary:hover:not(:disabled),
.main-app .main-card button#scheme-download-report-btn.primary:hover:not(:disabled),
.main-app .main-card button#lesson-download-btn.primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #5d90f7 0%, #2457c8 100%) !important;
  box-shadow:
    0 6px 16px rgba(15, 23, 42, 0.12),
    0 0 26px rgba(43, 102, 227, 0.28) !important;
}

.main-app .main-card button#analyze-btn.primary:active:not(:disabled),
.main-app .main-card button#text-query-btn.primary:active:not(:disabled),
.main-app .main-card button#scheme-start-first-btn.primary:active:not(:disabled),
.main-app .main-card button#lesson-generate-btn.primary:active:not(:disabled),
.main-app .main-card button#scheme-copy-result-btn.primary:active:not(:disabled),
.main-app .main-card button#scheme-download-report-btn.primary:active:not(:disabled),
.main-app .main-card button#lesson-download-btn.primary:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
}

.main-app .main-card button#analyze-btn.primary:disabled,
.main-app .main-card button#text-query-btn.primary:disabled,
.main-app .main-card button#scheme-start-first-btn.primary:disabled,
.main-app .main-card button#lesson-generate-btn.primary:disabled,
.main-app .main-card button#scheme-copy-result-btn.primary:disabled,
.main-app .main-card button#scheme-download-report-btn.primary:disabled,
.main-app .main-card button#lesson-download-btn.primary:disabled {
  background: #d2d2d7 !important;
  color: #86868b !important;
  box-shadow: none !important;
  transform: none;
}