/* V0.30 requirements-complete presentation and mode policy. */
.ial-v030 .sidebar {
  position:sticky!important;
  top:0;
  min-height:100dvh;
  height:100dvh;
  align-self:start;
  display:flex;
  flex-direction:column;
}
.ial-v030.workspace-mode .sidebarCollapseBtn,
.ial-v030.paper-fullscreen-mode .sidebarCollapseBtn{display:none!important}

.ial-v030 .home-shell .quick h4,
.ial-v030 .home-shell .rec b,
.ial-v030 .home-shell .metric .label{font-size:14px}
.ial-v030 .home-shell .quick p,
.ial-v030 .home-shell .rec .muted{font-size:12px;line-height:1.55}
.ial-v030 .homework,
.ial-v030 .homework button{font-size:14px}

.ial-v030 .practiceFilterBar{padding:16px;border-radius:18px}
.ial-v030 .practicePrimaryFilters{
  display:grid!important;
  grid-template-columns:minmax(120px,.65fr) minmax(210px,1fr) minmax(230px,1fr)!important;
  gap:12px;
  align-items:end;
}
.ial-v030 .practiceSearchRow{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:end;margin-top:12px}
.ial-v030 .practiceSearchActions{display:flex;align-items:end;gap:8px;min-height:44px}
.ial-v030 .practiceSearchActions .btn{min-height:44px;white-space:nowrap}
.ial-v030 .practiceSearchWrap{position:relative;margin:0;min-width:0}
.ial-v030 .practiceSearchWrap label{display:block;margin-bottom:6px;font-size:11px;font-weight:800;color:#536176}
.ial-v030 .practiceSearchWrap input{
  width:100%;min-height:44px;padding:10px 14px 10px 40px;
  border:1px solid #cfd7e4;border-radius:12px;background:#fff;
  color:#172033;font-size:13px;box-shadow:inset 0 1px 2px rgba(20,35,55,.03)
}
.ial-v030 .practiceSearchWrap:after{content:"⌕";position:absolute;left:14px;bottom:10px;color:#77849a;font-size:20px;pointer-events:none}
.ial-v030 .moreFiltersBtn{min-height:44px;padding-inline:16px}

.ial-v030 #workspace .readOnlySourceBadge{
  display:inline-flex;align-items:center;padding:5px 8px;border-radius:999px;
  background:#eef2f7;color:#637087;font-size:10px;font-weight:800
}
.ial-v030 #workspace .workspaceSplitter{
  display:grid;place-items:center;width:14px;transform:translateX(-50%);
  background:transparent;z-index:18
}
.ial-v030 #workspace .workspaceSplitter:before{left:6px;width:3px;background:#c5cfdd}
.ial-v030 #workspace .workspaceSplitterGrip{
  display:grid;place-items:center;width:26px;height:48px;border:1px solid #c8d2e0;
  border-radius:10px;background:#fff;color:#617087;font-size:18px;font-weight:900;
  box-shadow:0 5px 16px rgba(20,35,55,.12);pointer-events:none
}
.ial-v030 #workspace .taskBarRight{display:flex;align-items:center;gap:8px}
.ial-v030 #workspace .workspaceBackBtn{margin-left:2px}

.ial-v030 .paperFilters{
  display:grid;grid-template-columns:repeat(4,minmax(58px,74px)) repeat(3,minmax(150px,1fr));
  gap:10px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:16px
}
.ial-v030 .paperFilterModule{
  min-height:42px;border:1px solid #d3dae6;border-radius:11px;background:#f7f9fc;
  color:#4f5d73;font-weight:850;font-size:13px
}
.ial-v030 .paperFilterModule.active{background:#172033;color:#fff;border-color:#172033;box-shadow:0 5px 14px rgba(23,32,51,.16)}
.ial-v030 .paperFilters select{min-height:42px;border-radius:11px;border-color:#d3dae6;background:#fff;padding:0 11px}
.ial-v030 .variantHelp{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 15px;padding:0 3px}
.ial-v030 .variantHelp span{padding:7px 9px;border:1px solid #dce3ed;border-radius:999px;background:#fff;color:#667287;font-size:10px}
.ial-v030 .variantHelp b{color:#24324a;margin-right:3px}
.ial-v030 .paperVariantDescription{display:block;color:#748096;font-size:10px;margin:-4px 0 12px;line-height:1.45}
.ial-v030 .workspaceModeHelp{margin:8px 0 0;color:#6b778c;font-size:11px;line-height:1.5}

.ial-v030 .practiceSetBuilder{margin:14px 0 16px;padding:16px 18px;border-radius:16px}
.ial-v030 .practiceSetBuilderHead{display:flex;align-items:center;justify-content:space-between;gap:16px}
.ial-v030 .practiceSetBuilderHead h3{margin:4px 0 4px;font-size:15px}
.ial-v030 .practiceSetBuilderHead p{margin:0;color:#6b778c;font-size:11px;line-height:1.5}
.ial-v030 .practiceSetBuilderBody{border-top:1px solid #e6eaf1;margin-top:14px;padding-top:14px}
.ial-v030 .setBuilderFields{display:grid;grid-template-columns:minmax(110px,.7fr) minmax(240px,1.8fr) minmax(100px,.5fr);gap:12px;align-items:start}
.ial-v030 .setTopicsField select{min-height:108px;padding:7px}
.ial-v030 .setBuilderActions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px}
.ial-v030 .setBuilderActions span{font-size:11px;color:#68758a}
.ial-v030 .paperFinishTopBtn{background:#315efb!important;border-color:#315efb!important;color:#fff!important}
.ial-v030 .practiceListModeBtn.active{background:#172033;color:#fff;border-color:#172033}
.ial-v030 .sessionPresetLabel{margin-left:8px}
.ial-v030:not(.workspace-mode) .sidebarCollapseBtn{position:fixed!important;left:238px!important;right:auto!important;top:92px!important;width:32px!important;height:38px!important;padding:0!important;display:grid!important;place-items:center!important;border:1px solid #31537d!important;border-radius:0 10px 10px 0!important;background:#17375f!important;box-shadow:4px 3px 12px rgba(6,20,40,.2)!important}
.ial-v030:not(.workspace-mode) .sidebarCollapseBtn .collapseText{display:none!important}
.ial-v030:not(.workspace-mode) .sidebarCollapseBtn .collapseArrow{font-size:18px!important;line-height:1!important}
.ial-v030:not(.workspace-mode) .app.sidebar-collapsed .sidebarCollapseBtn{left:51px!important}

.ial-v030.paper-split-workspace .paperSourceInkToolbar{display:none!important}
.ial-v030.paper-original-workspace .paperWorkspaceBody.continuousPaperBody{
  display:grid!important;grid-template-columns:minmax(0,1fr)!important;grid-template-rows:minmax(0,1fr)!important
}
.ial-v030.paper-original-workspace .paperWorkspaceBody.continuousPaperBody{height:calc(100vh - 50px)!important;min-height:0!important}
.ial-v030.paper-original-workspace .paperQuestionViewer{
  grid-column:1!important;grid-row:1!important;width:100%!important;max-width:none!important;height:100%!important;min-height:0!important
}
.ial-v030.paper-original-workspace .paperSplitHandle,
.ial-v030.paper-original-workspace .paperAnswerBook{display:none!important}
.ial-v030.paper-original-workspace .paperSourceInkToolbar{display:flex!important}
.ial-v030.paper-original-workspace.paper-review-mode .paperSourceInkToolbar{display:none!important}
.ial-v030.paper-original-workspace .paperContinuousSheet{max-width:900px}
.ial-v030.paper-original-workspace .continuousPaperViewport{background:#dfe4eb}
.ial-v030.paper-original-workspace .continuousPaperViewport{height:calc(100% - 44px)!important;min-height:0!important}
.ial-v030.paper-original-workspace .paperContinuousSheet{width:760px!important;max-width:none!important;margin:0 auto}
.ial-v030.paper-fullscreen-mode .mobileHeader,.ial-v030.paper-fullscreen-mode .mobileNav{display:none!important}

.ial-v030 .pageClearDialog{
  display:none;position:fixed;inset:0;z-index:2000;place-items:center;padding:20px;
  background:rgba(16,25,40,.32);backdrop-filter:blur(2px)
}
.ial-v030 .pageClearDialog.show{display:grid}
.ial-v030 .pageClearCard{width:min(360px,92vw);padding:20px;background:#fff;border:1px solid #dce2eb;border-radius:16px;box-shadow:0 20px 55px rgba(15,28,48,.22)}
.ial-v030 .pageClearCard h3{margin:0 0 7px;font-size:17px}
.ial-v030 .pageClearCard p{margin:0;color:#68758a;font-size:12px;line-height:1.55}
.ial-v030 .pageClearCard>div{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.ial-v030 .pageClearDanger{background:#b63f46!important;border-color:#b63f46!important;color:#fff!important}

@media(max-width:1050px){
  .ial-v030 .paperFilters{grid-template-columns:repeat(4,1fr)}
  .ial-v030 .paperFilters select{grid-column:span 2}
}
@media(max-width:760px){
  .ial-v030 .practicePrimaryFilters{grid-template-columns:1fr!important}
  .ial-v030 .practiceSearchRow{grid-template-columns:1fr}
  .ial-v030 .practiceSearchActions{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .ial-v030 .practiceSearchActions .moreFiltersBtn{grid-column:1/-1;width:100%}
  .ial-v030 .practiceSetBuilderHead{align-items:flex-start;flex-direction:column}
  .ial-v030 .practiceSetBuilderHead .btn{width:100%}
  .ial-v030 .setBuilderFields{grid-template-columns:1fr}
  .ial-v030 .setTopicsField select{width:100%;min-height:120px}
  .ial-v030 .setBuilderActions{align-items:stretch;flex-direction:column}
  .ial-v030 .setBuilderActions .btn{width:100%}
  .ial-v030 .paperFilters{grid-template-columns:repeat(2,1fr)}
  .ial-v030 .paperFilters select{grid-column:1/-1}
}

/* Mobile is a compact working surface: controls remain tappable and every
   workspace has one clear scroll container. */
@media(max-width:600px){
  html,body{background:var(--bg);overscroll-behavior-y:none}
  .content{width:100%;overflow:hidden}
  .main{padding:128px 10px 26px!important}
  .pageHead,.practiceHeader{gap:10px;align-items:flex-start;flex-direction:column}
  .pageHead h1,.practiceHeader h1{font-size:22px}
  .pageHead p,.practiceHeader p{font-size:12px;line-height:1.5}
  .practiceFilterBar{padding:11px!important}
  .practiceFilterMeta{align-items:flex-start;flex-wrap:wrap;gap:7px}
  .practiceFilterMeta .spacer{display:none}
  .practiceFilterMeta .countText{width:100%;margin:0}
  .qcard{padding:13px;gap:9px}
  .qcard h4{font-size:14px;line-height:1.35}
  .qright{align-items:stretch!important}
  .qright .btn{width:100%;min-height:42px}
  body.workspace-mode #workspace.panel.active{height:100dvh;overflow:hidden}
  body.workspace-mode #workspace .workspaceTop{padding:6px 7px;min-height:48px;gap:6px}
  body.workspace-mode #workspace .taskBarCenter{order:3;width:100%;justify-content:center}
  body.workspace-mode #workspace .questionViewModes{order:4;width:100%;justify-content:center}
  body.workspace-mode #workspace .taskBarRight{order:2;margin-left:auto}
  body.workspace-mode #workspace .workspaceGrid{display:flex!important;flex-direction:column;gap:8px;overflow:auto!important;padding:7px!important}
  body.workspace-mode #workspace .questionPaper,body.workspace-mode #workspace .workingPanel{height:auto!important;min-height:0!important;flex:none!important}
  body.workspace-mode #workspace .questionPaper{max-height:42dvh!important}
  body.workspace-mode #workspace .workingPanel{min-height:58dvh!important}
  body.workspace-mode #workspace .questionPaperInner{overflow:auto!important}
  body.workspace-mode #workspace .inkToolbar{overflow-x:auto;flex-wrap:nowrap}
  body.workspace-mode #workspace .workspaceSubmit{position:sticky!important;bottom:0}
  .paperWorkspaceTop{min-height:50px;height:auto;padding:7px 8px;gap:6px;align-items:center;flex-wrap:wrap}
  .paperModeTitle{min-width:0;max-width:100%;width:100%}
  .paperModeTitle b{font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .paperModeTitle span{display:none}
  .paperWorkspaceActions{min-width:0;max-width:100%;width:100%;overflow:visible;white-space:nowrap;display:flex;flex-wrap:wrap;justify-content:flex-start}
  .paperWorkspaceActions .btn,.v027PaperViewTabs button{min-height:34px;padding:7px 9px;font-size:10px}
  body.paper-fullscreen-mode #paperWorkspace{height:100dvh!important}
  body.paper-fullscreen-mode .paperWorkspaceBody.continuousPaperBody{height:calc(100dvh - 58px)!important}
  body.paper-fullscreen-mode .continuousPaperViewport{height:calc(100dvh - 105px)!important;min-height:0!important}
  body.paper-fullscreen-mode .continuousAnswerStage{height:auto!important;min-height:0!important}
  .paperViewerToolbar{min-height:44px;height:auto!important;padding:6px 7px!important}
  .continuousViewerToolbar>div:first-child{gap:5px}
  .continuousViewerToolbar span{display:none}
  .paperSplitHandle{display:none!important}
  .ial-v030.paper-original-workspace .continuousPaperViewport{height:calc(100dvh - 58px)!important}
  .ial-v030.paper-original-workspace .paperWorkspaceBody.continuousPaperBody{display:block!important;height:calc(100dvh - 58px)!important}
  .ial-v030.paper-original-workspace .paperQuestionViewer{height:100%!important}
  .ial-v030.paper-original-workspace .continuousPaperViewport{min-height:0!important}
  .paperFinishTopBtn{display:inline-flex!important}
}

@media(max-width:980px){
  html,body{min-height:100%;background:var(--bg)}
  .app,.content{background:var(--bg)}
  .mobileNav{padding-bottom:calc(5px + env(safe-area-inset-bottom));background:#fff}
  .main{min-height:100dvh}
}
.ial-v030:not(.workspace-mode) .topbar{background:rgba(255,255,255,.78);border:1px solid #e3e8f1;border-radius:14px;box-shadow:0 4px 16px rgba(24,42,70,.05)}
.ial-v030:not(.workspace-mode) .main{background:linear-gradient(180deg,#f1f5fb 0%,var(--bg) 180px)}
.practiceSearchActions{display:flex;gap:8px;align-items:end}.setTopicChecks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;max-height:150px;overflow:auto}.setTopicCheck{display:flex;gap:7px;align-items:center;padding:7px 9px;border:1px solid #dbe3ef;border-radius:9px;background:#fff;cursor:pointer}.setTopicCheck:has(input:checked){border-color:#3267e8;background:#eef4ff}.setTopicCheck input{accent-color:#3267e8}.setBuilderFields input[type=number]{width:100%;min-height:40px;border:1px solid #dbe3ef;border-radius:9px;padding:0 10px;font:inherit}
.workspaceTimer,.v027PaperTimer{background:#172033!important;color:#fff!important;border:1px solid #344563!important;border-radius:10px!important;padding:7px 12px!important}
:root{--practice-left-ratio:33;--paper-left-ratio:44}body.ial-v030.workspace-mode .workspaceGrid:not(.writing-focus):not(.question-collapsed){grid-template-columns:minmax(220px,calc(var(--practice-left-ratio)*1%)) minmax(0,1fr)!important;gap:14px!important}.workspaceSplitter{left:calc(var(--practice-left-ratio)*1% + 7px)!important}
body.ial-v030.paper-fullscreen-mode .paperWorkspaceBody.continuousPaperBody{grid-template-columns:minmax(0,calc(var(--paper-left-ratio)*1%)) 14px minmax(0,1fr)!important;gap:0!important}body.ial-v030.paper-fullscreen-mode.paper-original-workspace:not(.paper-mark-scheme-split) .paperWorkspaceBody.continuousPaperBody{grid-template-columns:minmax(0,1fr)!important;grid-template-rows:minmax(0,1fr)!important}body.ial-v030.paper-fullscreen-mode.paper-original-workspace:not(.paper-mark-scheme-split) .paperAnswerBook,body.ial-v030.paper-fullscreen-mode.paper-original-workspace:not(.paper-mark-scheme-split) .paperSplitHandle{display:none!important}.paperSplitHandle{touch-action:none;cursor:col-resize;z-index:5}.paperSplitHandle span{pointer-events:none}
@media(max-width:760px){.setTopicChecks{grid-template-columns:1fr}.practiceSearchActions{display:grid;grid-template-columns:1fr 1fr}body.ial-v030.paper-fullscreen-mode .paperWorkspaceBody.continuousPaperBody{grid-template-columns:1fr!important;grid-template-rows:auto auto!important}.paperSplitHandle{display:none!important}}
@media(max-width:600px){.topbar{padding:7px 9px!important}.workspaceGrid{grid-template-columns:1fr!important}.workspaceSplitter{display:none!important}}
.summaryShell{margin-bottom:22px}.summaryModules{display:flex;gap:8px;margin:12px 0 18px}.summaryModules button{min-width:58px;padding:9px 14px;border:1px solid #d7e0ee;border-radius:10px;background:#fff;font-weight:800;color:#44526b}.summaryModules button.active{background:#172033;color:#fff;border-color:#172033}.summaryShell>h2{margin:0 0 14px}.summaryCards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.summaryCard{padding:18px;border:1px solid #dfe6f0;border-radius:16px;background:#fff;box-shadow:0 5px 16px rgba(24,42,70,.05)}.summaryCardHead{display:flex;align-items:center;gap:9px}.summaryCard h3{margin:0;font-size:17px}.summaryCard h4{margin:14px 0 7px}.summaryCard ul{margin:0 0 12px;padding-left:19px;color:#4c5b72}.summaryReview{min-height:38px;color:#66758d;font-size:13px}.summaryCard .btn{margin-top:6px}@media(max-width:760px){.summaryCards{grid-template-columns:1fr}.summaryModules{overflow:auto}}
.practiceSearchActions{align-self:end;display:flex;min-height:40px}.practiceSearchActions .btn{white-space:nowrap}.workspaceSplitter{width:18px!important;display:grid;place-items:center}.workspaceSplitterGrip{display:grid;place-items:center;width:18px;height:54px;border:1px solid #cfd9e8;border-radius:10px;background:#fff;color:#315efb;font-size:17px;box-shadow:0 3px 9px rgba(20,38,65,.12);pointer-events:none}.workspaceSplitter:hover .workspaceSplitterGrip,.workspaceGrid.resizing .workspaceSplitterGrip{background:#315efb;color:#fff}
.summaryShell~.learnLayout{display:none}.paperSourceInkToolbar{height:48px!important;gap:6px!important;padding:5px 10px!important;background:#fff!important;overflow-x:auto!important}.paperSourceInkToolbar button{border:1px solid transparent!important;border-radius:8px!important;padding:7px 9px!important;font-size:10px!important;font-weight:800!important}.paperSourceInkToolbar button:hover,.paperSourceInkToolbar button.active{background:#edf2ff!important;border-color:#c7d4ef!important;color:#315efb!important}.paperSourceInkToolbar .sourceInkColor{width:24px;height:24px;padding:0!important;border-radius:50%!important;background:var(--sw)!important;border:2px solid #d7dfec!important}.paperSourceInkToolbar .sourceInkColor.active{box-shadow:0 0 0 2px #315efb!important}.paperSourceInkToolbar .sourceInkWidth{min-width:32px}.paperSourceInkToolbar .sourceInkDivider{height:24px;border-left:1px solid #dfe5ee;margin:0 3px}
.textbookSummaryCard img{display:block;width:100%;height:auto;border:1px solid #e0e6ef;border-radius:10px;background:#f7f9fc;margin-top:10px}.textbookSummaryCard .summaryReview{font-size:11px;min-height:0}
.legacyThisPartMode{display:none!important}