:root{
  --mn-ink:#15232b;
  --mn-green:var(--ppl-deep-sea-green,#075056);
  --mn-paper:var(--ppl-wild-sand,#f6f3ed);
  --mn-orange:var(--ppl-blaze-orange,#f36b21);
  --mn-line:rgba(21,35,43,.12);
  --mn-muted:#68757c;
  --mn-white:#fff;
}
.ppl-notesSwitchWrap{max-width:1320px;margin:16px auto 4px;padding:0 16px;display:flex;justify-content:flex-start;align-items:center;gap:12px}.ppl-notesSwitch{display:inline-flex;padding:5px;background:#fff;border:1px solid var(--mn-line);border-radius:999px;box-shadow:0 8px 28px rgba(21,35,43,.08)}.ppl-notesSwitch__btn{appearance:none;border:0;background:transparent;color:#536168;font-weight:800;padding:9px 16px;border-radius:999px;cursor:pointer;display:inline-flex;gap:8px;align-items:center}.ppl-notesSwitch__btn.is-active{background:var(--mn-green);color:#fff}.ppl-notesSwitch__hint{font-size:.82rem;color:var(--mn-muted)}
.ppl-myNotesShell,.ppl-myNotesWorkspace{padding-top:18px;padding-bottom:56px;color:var(--mn-ink)}.ppl-myNotesLibraryHead,.ppl-myNotesWorkspaceHero{display:flex;justify-content:space-between;gap:22px;align-items:flex-end;padding:18px 0 20px}.ppl-myNotesLibraryHead h2,.ppl-myNotesWorkspaceHero h1{margin:3px 0 6px;font-weight:950;letter-spacing:-.035em}.ppl-myNotesLibraryHead p,.ppl-myNotesWorkspaceHero p{margin:0;color:var(--mn-muted);max-width:760px}.ppl-myNotesEyebrow{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;font-weight:900;color:var(--mn-green)}
.ppl-myNotesBtn{border:0;border-radius:12px;background:var(--mn-green);color:#fff!important;padding:10px 14px;text-decoration:none;font-weight:850;display:inline-flex;gap:8px;align-items:center;justify-content:center;box-shadow:none}.ppl-myNotesBtn:hover{filter:brightness(.96)}.ppl-myNotesBtn--ghost{background:#fff;color:var(--mn-green)!important;border:1px solid var(--mn-line)}.ppl-myNotesBtn--danger{background:#a52f32}.ppl-myNotesBtn--sm{padding:7px 10px;font-size:.86rem}.ppl-myNotesIconBtn{width:38px;height:38px;border:1px solid var(--mn-line);background:#fff;color:var(--mn-green);display:grid;place-items:center;border-radius:11px;text-decoration:none}.ppl-myNotesWorkspaceHero__actions{display:flex;flex-wrap:wrap;gap:8px}
.ppl-myNotesBadge,.ppl-myNotesStatus{display:inline-flex;align-items:center;border-radius:999px;padding:4px 8px;font-size:.69rem;font-weight:900;letter-spacing:.02em}.ppl-myNotesBadge{background:#eef2ff;color:#4c5d9c;margin-left:6px}.ppl-myNotesStatus{background:#eef2f2;color:#536168}.ppl-myNotesStatus--ready{background:#e9f7ef;color:#207044}.ppl-myNotesStatus--queued,.ppl-myNotesStatus--processing{background:#fff4e9;color:#97511d}.ppl-myNotesStatus--failed{background:#fdecec;color:#9c2f33}
.ppl-myNotesGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.ppl-myNotesCard,.ppl-sectionCard,.ppl-subsectionCard{background:#fff;border:1px solid var(--mn-line);border-radius:18px;box-shadow:0 12px 34px rgba(21,35,43,.07);overflow:hidden}.ppl-myNotesCard{min-height:210px;padding:19px;display:flex;flex-direction:column}.ppl-myNotesCard__icon{width:46px;height:46px;border-radius:14px;background:var(--mn-green);color:#fff;display:grid;place-items:center;margin-bottom:16px}.ppl-myNotesCard h3{font-weight:900;margin:0 0 7px;font-size:1.14rem}.ppl-myNotesCard p{color:var(--mn-muted);font-size:.91rem;line-height:1.5;flex:1}.ppl-myNotesCard__meta,.ppl-myNotesCard__actions{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:.8rem}.ppl-myNotesCard__actions{margin-top:14px}.ppl-myNotesCard__open{font-weight:850;text-decoration:none;color:var(--mn-green)}.ppl-myNotesSharedTag{display:inline-flex;gap:5px;align-items:center;background:#eef2ff;color:#4c5d9c;border-radius:999px;padding:4px 8px;font-size:.68rem;font-weight:900}
.ppl-myNotesEmpty,.ppl-myNotesUpgrade{background:#fff;border:1px dashed rgba(7,80,86,.28);border-radius:20px;padding:40px 24px;text-align:center;margin:20px 0}.ppl-myNotesEmpty__icon{width:64px;height:64px;border-radius:18px;background:#eef6f5;color:var(--mn-green);display:grid;place-items:center;font-size:1.5rem;margin:0 auto 14px}.ppl-myNotesEmpty h3,.ppl-myNotesUpgrade h2{font-weight:950}.ppl-myNotesEmpty p,.ppl-myNotesUpgrade p{max-width:680px;margin:8px auto 18px;color:var(--mn-muted)}.ppl-myNotesUpgrade__flow{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;margin:18px 0 22px;font-weight:850}
.ppl-myNotesBreadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:.82rem;margin-top:12px}.ppl-myNotesBreadcrumb a{color:var(--mn-green);font-weight:800;text-decoration:none}.ppl-myNotesBreadcrumb i{font-size:.6rem;color:#9aa3a7}.ppl-myNotesStageHint{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 20px;font-size:.78rem;color:#849096}.ppl-myNotesStageHint span{background:#f4f6f6;border-radius:999px;padding:7px 10px}.ppl-myNotesStageHint span.is-active{background:var(--mn-green);color:#fff}
.ppl-sectionGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.ppl-sectionCard a{display:block;color:inherit;text-decoration:none;padding:20px;min-height:160px}.ppl-sectionCard h2{font-size:1.1rem;font-weight:900}.ppl-sectionCard p{font-size:.88rem;color:var(--mn-muted)}.ppl-sectionCard__foot{display:flex;justify-content:space-between;margin-top:15px;font-size:.78rem;font-weight:800;color:var(--mn-green)}
.ppl-subsectionList{display:grid;gap:14px}.ppl-subsectionCard{padding:18px}.ppl-subsectionCard__top{display:flex;justify-content:space-between;gap:16px}.ppl-subsectionCard h2{font-size:1.12rem;font-weight:900;margin:7px 0 5px}.ppl-subsectionCard p{color:var(--mn-muted);margin:0}.ppl-subsectionCard__stats,.ppl-subsectionCard__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;font-size:.79rem}.ppl-subsectionCard__stats{color:#718087}.ppl-subsectionCard__actions a,.ppl-subsectionCard__actions span{border:1px solid var(--mn-line);border-radius:10px;padding:7px 10px;text-decoration:none;color:var(--mn-green);font-weight:800}.ppl-subsectionCard__actions .is-disabled{color:#a1a8ac;background:#f7f7f7}.ppl-subsectionCard__actions small{font-size:.58rem;text-transform:uppercase}
.ppl-myNotesModal{border:0;border-radius:18px;overflow:hidden}.ppl-myNotesModal .modal-header,.ppl-myNotesModal .modal-footer{border-color:var(--mn-line)}.ppl-myNotesInlineNotice{display:flex;gap:10px;align-items:flex-start;background:#eef6f5;color:#2f585b;border-radius:12px;padding:11px 12px;font-size:.86rem}.ppl-myNotesFormFeedback{font-size:.84rem;margin-top:10px}.ppl-myNotesFormFeedback.is-error{color:#a52f32}.ppl-myNotesFormFeedback.is-success{color:#207044}.ppl-myNotesShareList{display:flex;gap:7px;flex-wrap:wrap}.ppl-myNotesShareList span{background:#f3f5f5;border-radius:999px;padding:6px 9px;font-size:.78rem}
.ppl-customNoteLayout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:22px;align-items:start}.ppl-customNoteMain{min-width:0}.ppl-customNoteAside{position:sticky;top:92px}.ppl-customNoteTools{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.ppl-customNoteToolbar{display:flex;gap:5px;flex-wrap:wrap;background:#fff;border:1px solid var(--mn-line);border-radius:12px;padding:6px;margin-bottom:8px}.ppl-customNoteToolbar button{border:0;background:#f2f5f4;border-radius:8px;min-width:34px;height:32px;font-weight:850}.ppl-customNoteEditor{background:#fff;border:1px solid var(--mn-line);border-radius:18px;padding:clamp(18px,3vw,38px);min-height:420px;line-height:1.72;box-shadow:0 12px 34px rgba(21,35,43,.06);outline:none}.ppl-customNoteEditor[contenteditable=true]:focus{border-color:rgba(7,80,86,.42);box-shadow:0 0 0 3px rgba(7,80,86,.08)}.ppl-customNoteEditor h2,.ppl-customNoteEditor h3{scroll-margin-top:110px;font-weight:950}.ppl-customNoteEditor img{max-width:100%;height:auto;border-radius:14px}.ppl-customNoteEditor table{width:100%;display:block;overflow-x:auto;border-collapse:collapse}.ppl-customNoteEditor th,.ppl-customNoteEditor td{padding:8px;border:1px solid var(--mn-line)}.ppl-customNoteCard{background:#fff;border:1px solid var(--mn-line);border-radius:15px;padding:14px;margin-bottom:12px}.ppl-customNoteCard h4{font-size:.85rem;font-weight:900;margin:0 0 10px}.ppl-customNoteToc{display:grid;gap:6px}.ppl-customNoteToc a{font-size:.8rem;color:#59686f;text-decoration:none;border-left:2px solid #e6eaea;padding-left:8px}.ppl-customNoteToc a[data-level="3"]{margin-left:10px;font-size:.75rem}.ppl-customNoteSaveState{font-size:.76rem;color:var(--mn-muted);padding:0 5px}.ppl-customJobBar{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:13px;background:#fff4e9;color:#835326;margin:12px 0}.ppl-customJobBar.is-success{background:#e9f7ef;color:#207044}.ppl-customJobBar.is-error{background:#fdecec;color:#8c3034}.ppl-customJobBar__spinner{width:17px;height:17px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:mnspin .85s linear infinite;margin-top:2px}@keyframes mnspin{to{transform:rotate(360deg)}}
.ppl-myNotesTabs{display:flex;gap:7px;flex-wrap:wrap;margin:14px 0}.ppl-myNotesTabs a,.ppl-myNotesTabs span{padding:8px 11px;border-radius:10px;border:1px solid var(--mn-line);background:#fff;color:var(--mn-green);font-weight:850;font-size:.81rem;text-decoration:none}.ppl-myNotesTabs .is-active{background:var(--mn-green);color:#fff}.ppl-myNotesTabs .is-disabled{color:#9ca6aa;background:#f7f7f7}
.ppl-wizardSteps{display:flex;gap:5px;margin-bottom:18px}.ppl-wizardSteps span{height:5px;flex:1;border-radius:999px;background:#e5e9e9}.ppl-wizardSteps span.is-active,.ppl-wizardSteps span.is-done{background:var(--mn-green)}.ppl-wizardPage[hidden]{display:none!important}.ppl-choiceGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.ppl-choiceCard{border:1px solid var(--mn-line);border-radius:13px;padding:13px;cursor:pointer;background:#fff}.ppl-choiceCard input{margin-right:6px}.ppl-choiceCard strong{display:block;margin-top:7px}.ppl-choiceCard small{color:var(--mn-muted)}.ppl-sourceList{display:grid;gap:7px}.ppl-sourceRow{display:flex;justify-content:space-between;gap:8px;align-items:center;background:#f4f6f6;border-radius:10px;padding:9px 10px;font-size:.8rem}.ppl-sourceRow__meta{color:var(--mn-muted);font-size:.7rem}.ppl-sourceDelete{border:0;background:transparent;color:#a52f32}.ppl-rangeRow{display:grid;grid-template-columns:140px 1fr 44px;gap:10px;align-items:center;margin:14px 0}.ppl-rangeValue{font-weight:900;text-align:center}.ppl-advancedBox{border:1px dashed var(--mn-line);border-radius:13px;padding:12px;margin-top:15px}.ppl-regenerationGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.ppl-regenerationGrid label{background:#f5f7f7;border-radius:10px;padding:8px;font-size:.79rem}.ppl-regenerationGrid label.is-used{opacity:.5}
.ppl-customMcqHead,.ppl-customFlashHead{max-width:980px;margin:18px auto 12px;padding:0 12px}.ppl-customResourceNav{display:flex;gap:8px;flex-wrap:wrap}.ppl-sourceRef{display:block;margin-top:8px;font-size:.74rem;color:#68757c}.ppl-customIssueBtn{border:0;background:transparent;color:#8b5658;font-size:.78rem}.ppl-flashSource{font-size:.72rem;color:#738087;margin-top:8px}
.ppl-adminCustom{max-width:1400px;margin:20px auto 60px;padding:0 16px}.ppl-adminCustomStats{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin:15px 0}.ppl-adminCustomStat{background:#fff;border:1px solid var(--mn-line);border-radius:13px;padding:12px}.ppl-adminCustomStat b{display:block;font-size:1.35rem}.ppl-adminCustomTable{background:#fff;border:1px solid var(--mn-line);border-radius:14px;overflow:auto}.ppl-adminCustomTable table{margin:0;min-width:900px}.ppl-adminCustomPanel{background:#fff;border:1px solid var(--mn-line);border-radius:15px;padding:16px;margin:14px 0}.ppl-adminVisualGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.ppl-adminVisualGrid img{width:100%;height:180px;object-fit:cover;border-radius:10px;background:#f2f3f3}
@media(max-width:991px){.ppl-myNotesGrid,.ppl-sectionGrid{grid-template-columns:repeat(2,minmax(0,1fr))}.ppl-customNoteLayout{grid-template-columns:1fr}.ppl-customNoteAside{position:static}.ppl-adminCustomStats{grid-template-columns:repeat(3,1fr)}.ppl-adminVisualGrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.ppl-myNotesLibraryHead,.ppl-myNotesWorkspaceHero{align-items:flex-start;flex-direction:column}.ppl-myNotesGrid,.ppl-sectionGrid{grid-template-columns:1fr}.ppl-choiceGrid{grid-template-columns:1fr}.ppl-regenerationGrid{grid-template-columns:1fr}.ppl-rangeRow{grid-template-columns:1fr 1fr}.ppl-rangeRow label{grid-column:1/-1}.ppl-adminCustomStats{grid-template-columns:repeat(2,1fr)}.ppl-adminVisualGrid{grid-template-columns:1fr}.ppl-notesSwitch__hint{display:none}}
/* Library aliases kept separate from PPL unit-card naming. */
.ppl-myNotesLibrary{max-width:1320px;margin:0 auto;padding:18px 16px 52px}.ppl-myNotesLibrary__head,.ppl-myNotesGroup__title{display:flex;justify-content:space-between;gap:16px;align-items:flex-end}.ppl-myNotesLibrary__head{margin-bottom:22px}.ppl-myNotesLibrary__head h2{font-weight:950;margin:4px 0}.ppl-myNotesLibrary__head p{color:var(--mn-muted);margin:0}.ppl-myNotesLibrary__actions{display:flex;gap:8px;flex-wrap:wrap}.ppl-myNotesGroup{margin:20px 0 28px}.ppl-myNotesGroup__title{margin-bottom:10px;font-weight:900}.ppl-myNotesGroup__title small{color:var(--mn-muted);font-weight:700}.ppl-myNotebookCard,.ppl-mySectionCard{background:#fff;border:1px solid var(--mn-line);border-radius:18px;box-shadow:0 12px 34px rgba(21,35,43,.07);overflow:hidden;position:relative}.ppl-myNotebookCard__main,.ppl-mySectionCard__main{display:flex;flex-direction:column;min-height:215px;padding:18px;color:inherit;text-decoration:none}.ppl-myNotebookCard__icon{width:46px;height:46px;border-radius:14px;background:var(--mn-green);color:#fff;display:grid;place-items:center;margin-bottom:14px}.ppl-myNotebookCard h3,.ppl-mySectionCard h2{font-weight:950;font-size:1.08rem;margin:0 0 6px}.ppl-myNotebookCard p,.ppl-mySectionCard p{color:var(--mn-muted);font-size:.88rem;line-height:1.5}.ppl-myNotebookCard__meta,.ppl-mySectionCard__meta{display:flex;justify-content:space-between;gap:10px;margin-top:auto;font-size:.75rem;color:#738087}.ppl-myNotebookCard__foot{position:absolute;top:12px;right:12px;display:flex;gap:5px;z-index:2}.ppl-myNotesIconBtn--danger{color:#a52f32}.ppl-myNotebookCard__badges{position:absolute;top:12px;right:12px}.ppl-mySectionCard__number{font-weight:950;font-size:1.7rem;color:rgba(7,80,86,.18);margin-bottom:12px}.ppl-myNotesHelpSteps{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}.ppl-myNotesHelpSteps article{background:#f4f7f6;border-radius:13px;padding:12px;display:flex;gap:10px}.ppl-myNotesHelpSteps article>span{width:27px;height:27px;border-radius:50%;background:var(--mn-green);color:#fff;display:grid;place-items:center;font-weight:900;flex:none}.ppl-myNotesHelpSteps p{font-size:.78rem;color:var(--mn-muted);margin:4px 0}.ppl-myNotesMathChallenge{background:#f6f7f7;border-radius:13px;padding:13px;display:grid;gap:8px}.ppl-myNotesMathChallenge strong{font-size:1.25rem}.ppl-cardManage{position:absolute;top:11px;right:11px;z-index:3}.ppl-cardManage .dropdown-menu{min-width:170px}.ppl-myNotesLibrary .ppl-myNotesGrid{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:991px){.ppl-myNotesLibrary .ppl-myNotesGrid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.ppl-myNotesLibrary__head{align-items:flex-start;flex-direction:column}.ppl-myNotesLibrary .ppl-myNotesGrid{grid-template-columns:1fr}.ppl-myNotesHelpSteps{grid-template-columns:1fr}}

/* =========================================================
   My Notes visual convergence with the existing PPL Notes UI
   ========================================================= */
.ppl-myNotesLibrary--pplCards{max-width:none;margin:0;padding:0 0 52px}
.ppl-myNotesUnitLibrary{padding-top:18px}
.ppl-myNotesUnitsHeader{align-items:center}
.ppl-myNotesUnitsHeader .units-header__left{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ppl-myNotesUnitsHint{color:var(--mn-muted);font-size:.78rem;font-weight:700}
.ppl-customNotebookCardWrap{position:relative;height:100%}
.ppl-customNotebookCardWrap .unit-card{height:100%}
.ppl-customNotebookManage{position:absolute;right:12px;top:12px;z-index:5;display:flex;gap:6px}
.ppl-customNotebookManage .ppl-myNotesIconBtn{width:34px;height:34px;border-radius:999px;background:rgba(255,255,255,.94);box-shadow:0 5px 16px rgba(15,23,42,.12)}
.ppl-customNotebookMeta{position:absolute;left:14px;top:14px;z-index:4;display:inline-flex;align-items:center;gap:6px;border-radius:999px;background:rgba(255,255,255,.93);color:#536168;font-size:.68rem;font-weight:900;padding:5px 8px;box-shadow:0 4px 14px rgba(15,23,42,.08)}
.ppl-customSharedTag{position:absolute;right:12px;top:12px;z-index:4;display:inline-flex;align-items:center;gap:6px;border-radius:999px;background:#eef2ff;color:#4c5d9c;font-size:.68rem;font-weight:900;padding:6px 9px;box-shadow:0 4px 14px rgba(15,23,42,.08)}
.ppl-myNotesEmpty--inline{margin:10px 0 20px}
.ppl-myNotesStandalone{padding:18px 0 48px}.ppl-myNotesBack{margin-bottom:4px}.ppl-myNotesBack a{color:var(--mn-green);font-weight:850;text-decoration:none}

.ppl-customNotebookShell{padding-top:18px;padding-bottom:56px}
.ppl-customNotebookHeading{margin:0 auto 14px;max-width:1200px}
.ppl-customNotebookHeading__copy{display:flex;justify-content:space-between;gap:18px;align-items:flex-end;margin-top:8px}
.ppl-customNotebookHeading h1{margin:3px 0 4px;color:#102d6c;font-size:clamp(1.55rem,3vw,2.25rem);font-weight:950;letter-spacing:-.035em}
.ppl-customNotebookHeading p{max-width:760px;margin:0;color:#68757c;font-size:.9rem}
.ppl-customNotebookHeading small{display:block;margin-top:6px;color:#718087}
.ppl-customNotebookToolbar{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap;margin:0 0 12px}
.ppl-customNotebookRailCard .ppl-customNotebookRailActions{display:grid;gap:8px}.ppl-customNotebookRailCard .ppl-chip{width:100%}
.ppl-customRailEmpty{margin:0;padding:12px;color:#7d878c;font-size:.82rem;text-align:center}
.ppl-inlineManage{display:inline-flex}.ppl-chip--icon{min-width:40px!important;width:40px;padding:8px!important}
.ppl-customTopicCard{position:relative;padding-top:18px}
.ppl-customTopicCard .ppl-myNotesStatus{margin:0 0 8px}
.ppl-customTopicCard p{min-height:2.5em;margin:0 0 8px}
.ppl-customTopicManage{position:absolute;right:10px;top:10px;z-index:4}
.ppl-customTopicManage .ppl-myNotesIconBtn{width:32px;height:32px;border-radius:999px;background:#fff}
.ppl-topicCard__actions .ppl-chip.is-disabled{pointer-events:none;opacity:.48;background:#f5f6f6;color:#869197;border-color:#dfe4e4}
.ppl-customSectionEmpty{display:grid;justify-items:center;gap:10px;padding:22px}.ppl-customSectionEmpty p{margin:0;color:#6e7a80}
.ppl-customNotebookEmpty{display:grid;justify-items:center;gap:8px;padding:44px 24px}.ppl-customNotebookEmpty>i{font-size:1.6rem;color:var(--mn-green)}.ppl-customNotebookEmpty h3,.ppl-customNotebookEmpty p{margin:0}.ppl-customNotebookEmpty p{color:#6e7a80}

.ppl-wizardSteps--five span{min-width:0}
[data-create-wizard-dialog]{transition:max-width .18s ease}
.ppl-selectedFiles{display:flex;flex-wrap:wrap;gap:7px}.ppl-selectedFiles span{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--mn-line);background:#f6f8f8;color:#536168;border-radius:999px;padding:6px 9px;font-size:.74rem;font-weight:750;max-width:100%}.ppl-selectedFiles span i{color:var(--mn-green)}
.ppl-choiceCard.is-coming-soon{opacity:.52;cursor:not-allowed}

html[data-theme="dark"] .ppl-customNotebookHeading h1{color:#fff}
html[data-theme="dark"] .ppl-customNotebookHeading p,html[data-theme="dark"] .ppl-customNotebookHeading small,html[data-theme="dark"] .ppl-myNotesUnitsHint{color:rgba(219,230,251,.68)}
html[data-theme="dark"] .ppl-customNotebookManage .ppl-myNotesIconBtn,html[data-theme="dark"] .ppl-customTopicManage .ppl-myNotesIconBtn,html[data-theme="dark"] .ppl-customNotebookMeta{background:#132244;color:#dbe6fb;border-color:rgba(219,230,251,.16)}
html[data-theme="dark"] .ppl-topicCard__actions .ppl-chip.is-disabled{background:#101f3d;color:rgba(219,230,251,.42);border-color:rgba(219,230,251,.12)}

@media(max-width:991px){.ppl-customNotebookToolbar{justify-content:flex-start}.ppl-customNotebookHeading__copy{align-items:flex-start;flex-direction:column}}
@media(max-width:620px){.ppl-myNotesUnitsHeader{align-items:flex-start}.ppl-myNotesUnitsHeader .ppl-myNotesLibrary__actions{width:100%}.ppl-myNotesUnitsHeader .ppl-myNotesLibrary__actions .ppl-myNotesBtn{flex:1}.ppl-customNotebookManage{right:9px;top:9px}.ppl-customNotebookMeta{left:10px;top:10px}.ppl-customNotebookToolbar .ppl-myNotesBtn{flex:1}.ppl-customNotebookHeading{padding:0 2px}.ppl-chapterRow__actions{display:flex;align-items:center;flex-wrap:wrap;gap:6px;width:100%}.ppl-chapterRow__actions .ppl-customAddSubsectionTrigger,.ppl-chapterRow__actions>.toggle-btn{width:auto!important;min-width:0!important;min-height:36px;padding:7px 10px!important;flex:0 0 auto!important;white-space:nowrap}.ppl-customSectionQuickActions{margin-left:auto}}

/* My Notes reader: shared Suggested Reads styling lives in note.css. */
.ppl-noteOwnerTools{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;padding-top:13px;border-top:1px dashed rgba(21,35,43,.12)}
.ppl-noteOwnerTools__action{appearance:none;border:1px solid rgba(21,35,43,.12);background:#fff;color:var(--mn-green);border-radius:10px;padding:7px 9px;font-size:.74rem;font-weight:800;display:inline-flex;align-items:center;gap:6px;cursor:pointer}
.ppl-noteOwnerTools__action:hover{background:#f6f8f8}.ppl-noteOwnerTools__action:disabled{opacity:.45;cursor:not-allowed}
.ppl-notePrimary>.ppl-customJobBar{margin:0 0 14px}
.ppl-notePrimary>.ppl-customNoteToolbar{margin:0 0 12px}
.ppl-notePrimary [data-note-editor]{min-height:420px;outline:none;border:1px solid rgba(21,35,43,.12);border-radius:14px;padding:clamp(18px,3vw,38px);background:#fff}
.ppl-notePrimary [data-note-editor]:focus{border-color:rgba(7,80,86,.38);box-shadow:0 0 0 3px rgba(7,80,86,.07)}
html[data-theme="dark"] .ppl-noteOwnerTools__action,html[data-theme="dark"] .ppl-notePrimary [data-note-editor]{background:#132244;color:#dbe6fb;border-color:rgba(219,230,251,.16)}
/* New notebook lives in the same grid as notebook cards. */
.ppl-addNotebookCard{
  background:transparent;
  border:0;
  cursor:pointer;
  display:block;
  font:inherit;
  height:100%;
  padding:0;
  text-align:left;
  width:100%;
}
.ppl-addNotebookCard .unit-card__inner{height:100%}
.ppl-addNotebookCard__front{
  border:2px dashed rgba(7,80,86,.28);
  box-shadow:none;
  transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease;
}
.ppl-addNotebookCard:hover .ppl-addNotebookCard__front,
.ppl-addNotebookCard:focus-visible .ppl-addNotebookCard__front{
  border-color:rgba(7,80,86,.55);
  box-shadow:0 12px 34px rgba(21,35,43,.08);
  transform:translateY(-2px);
}
.ppl-addNotebookCard:focus-visible{outline:none}
.ppl-addNotebookCard__badge{
  align-items:center;
  display:flex;
  font-size:1.05rem;
  justify-content:center;
}
html[data-theme="dark"] .ppl-addNotebookCard__front{border-color:rgba(219,230,251,.24)}
html[data-theme="dark"] .ppl-addNotebookCard:hover .ppl-addNotebookCard__front,
html[data-theme="dark"] .ppl-addNotebookCard:focus-visible .ppl-addNotebookCard__front{border-color:rgba(220,244,101,.46)}

/* Keep the global site footer full-width on standalone My Notes screens. */
body:has([data-custom-notes-page]) footer{
  box-sizing:border-box;
  max-width:none!important;
  position:relative;
  width:100vw!important;
  width:100dvw!important;
  margin-left:calc(50% - 50vw)!important;
  margin-right:calc(50% - 50vw)!important;
}

/* Direct section management actions: visible, self-explanatory, no overflow menu. */
.ppl-customSectionQuickActions{
  display:inline-flex;
  align-items:center;
  gap:6px;
  flex:0 0 auto;
}
.ppl-customSectionActionBtn{
  width:36px;
  height:36px;
  border-radius:10px;
  box-shadow:none;
  transition:transform .16s ease, box-shadow .16s ease, background-color .16s ease;
}
.ppl-customSectionActionBtn:hover,
.ppl-customSectionActionBtn:focus-visible{
  transform:translateY(-1px);
  box-shadow:0 6px 16px rgba(9,35,90,.10);
}
.ppl-customSectionActionBtn.ppl-myNotesIconBtn--danger{
  color:#b4232d;
  border-color:rgba(180,35,45,.22);
  background:#fff7f7;
}
@media(max-width:620px){
  .ppl-customAddSubsectionTrigger{order:1;}
  .ppl-chapterRow__actions>.toggle-btn{order:2;}
  .ppl-customSectionQuickActions{order:3;margin-left:auto;}
  .ppl-customSectionActionBtn{width:34px;height:34px;}
}
/* Subtle owner-only notebook usage indicator. */
.ppl-customNotebookUsage{display:inline-flex;align-items:center;gap:6px;margin-top:3px;color:#718087;font-size:.72rem;font-weight:700}
html[data-theme="dark"] .ppl-customNotebookUsage{color:rgba(219,230,251,.62)}


/* =========================================================
   Original-document-first My Notes + lecturer notebooks
   ========================================================= */
.ppl-lecturerNotebookLibrary{background:#f7fbd9!important;border-block:1px solid #e7f0b0}
.ppl-lecturerNotebookPill{background:var(--ppl-lime,#dcf465)!important;color:var(--ppl-navy,#102d6c)!important}
.ppl-lecturerNotebookCard{border-color:#dce9a2!important}
.ppl-lecturerNotebookCard .unit-card__badge{background:var(--ppl-lime,#dcf465)!important;color:var(--ppl-navy,#102d6c)!important}
.ppl-customLecturerTag{background:var(--ppl-navy,#102d6c)!important;color:#fff!important}

.ppl-materialViewSwitch{display:flex;gap:8px;justify-content:center;padding:16px 16px 0;background:var(--ppl-cream,#fffbf6)}
.ppl-materialViewSwitch button{border:1px solid var(--ppl-border-solid,#e2e8f4);background:#fff;color:var(--ppl-navy,#102d6c);border-radius:999px;padding:9px 14px;font-weight:900;font-size:.82rem}
.ppl-materialViewSwitch button.is-active{background:var(--ppl-navy,#102d6c);border-color:var(--ppl-navy,#102d6c);color:#fff}
.ppl-sourceReader{width:min(1180px,calc(100% - 28px));margin:16px auto 28px;background:#fff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:18px;overflow:hidden}
.ppl-sourceReader__head{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;background:var(--ppl-cream,#fffbf6);border-bottom:1px solid var(--ppl-border-solid,#e2e8f4)}
.ppl-sourceReader__head span{color:var(--ppl-cobalt,#1c46a5);font-size:.68rem;font-weight:950;text-transform:uppercase;letter-spacing:.08em}
.ppl-sourceReader__head h2{color:var(--ppl-navy,#102d6c);font-size:1.25rem;font-weight:950;margin:3px 0}
.ppl-sourceReader__head p{color:var(--ppl-muted,#7a7f8c);font-size:.82rem;font-weight:650;margin:0;max-width:700px}
.ppl-sourceReader__tabs{display:flex;gap:7px;overflow:auto;padding:10px 12px;border-bottom:1px solid var(--ppl-border-solid,#e2e8f4);background:#fff}
.ppl-sourceReader__tabs button{display:flex;align-items:center;gap:7px;white-space:nowrap;border:1px solid #edf2fb;background:#f9fbff;color:var(--ppl-slate,#2a3550);border-radius:10px;padding:8px 10px;font-size:.74rem;font-weight:800}
.ppl-sourceReader__tabs button.is-active{background:var(--ppl-soft-blue,#eef3ff);border-color:#aecbff;color:var(--ppl-cobalt,#1c46a5)}
.ppl-sourceReader__viewport{min-height:480px;background:#f4f6fa}
.ppl-sourceReader__panel{min-height:480px}
.ppl-sourceReader__filebar{display:flex;align-items:center;gap:12px;padding:9px 13px;background:#fff;border-bottom:1px solid var(--ppl-border-solid,#e2e8f4);font-size:.75rem}
.ppl-sourceReader__filebar strong{color:var(--ppl-ink,#14213d);font-weight:900;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ppl-sourceReader__filebar span{color:var(--ppl-muted,#7a7f8c);font-weight:700;margin-left:auto}
.ppl-sourceReader__filebar a{color:var(--ppl-cobalt,#1c46a5);font-weight:900;text-decoration:none;white-space:nowrap}
.ppl-sourceReader iframe{display:block;width:100%;height:min(72vh,760px);border:0;background:#fff}
.ppl-sourceReader__office{min-height:480px;display:grid;place-items:center;align-content:center;text-align:center;padding:36px;gap:10px}
.ppl-sourceReader__office>i{font-size:48px;color:var(--ppl-cobalt,#1c46a5)}
.ppl-sourceReader__office h3{font-size:1rem;font-weight:950;color:var(--ppl-navy,#102d6c);margin:4px 0 0}
.ppl-sourceReader__office p{max-width:560px;color:var(--ppl-muted,#7a7f8c);font-size:.82rem;font-weight:650;line-height:1.55}
.ppl-sourcePreviewPage{width:min(1040px,calc(100% - 28px));margin:28px auto 60px}
.ppl-sourcePreviewHead{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:14px}
.ppl-sourcePreviewHead a{text-decoration:none;font-weight:850}.ppl-sourcePreviewHead span{display:block;color:var(--ppl-cobalt,#1c46a5);font-size:.7rem;font-weight:950;text-transform:uppercase;margin-top:12px}.ppl-sourcePreviewHead h1{font-size:1.6rem;font-weight:950;color:var(--ppl-navy,#102d6c);margin:3px 0}.ppl-sourcePreviewHead p{color:var(--ppl-muted,#7a7f8c);font-weight:650;margin:0}
.ppl-sourceTextPreview{background:#fff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:16px;padding:22px}
.ppl-sourceTextPreview pre{font-family:'Raleway',system-ui,sans-serif;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--ppl-slate,#2a3550);font-size:.9rem;font-weight:600;line-height:1.7;margin:0}
@media(max-width:700px){.ppl-sourceReader__head,.ppl-sourcePreviewHead{align-items:flex-start;flex-direction:column}.ppl-sourceReader__filebar span{display:none}.ppl-sourceReader iframe{height:64vh}.ppl-materialViewSwitch{justify-content:flex-start;overflow:auto}}
html[data-theme="dark"] .ppl-sourceReader,html[data-theme="dark"] .ppl-sourceReader__tabs,html[data-theme="dark"] .ppl-sourceReader__filebar,html[data-theme="dark"] .ppl-sourceTextPreview{background:#172b56;border-color:rgba(245,247,255,.16)}
html[data-theme="dark"] .ppl-sourceReader__head{background:#0f1e3d;border-color:rgba(245,247,255,.16)}
html[data-theme="dark"] .ppl-sourceReader__head h2,html[data-theme="dark"] .ppl-sourceReader__office h3,html[data-theme="dark"] .ppl-sourcePreviewHead h1{color:#fff}
html[data-theme="dark"] .ppl-sourceReader__head p,html[data-theme="dark"] .ppl-sourceReader__filebar span,html[data-theme="dark"] .ppl-sourceReader__office p,html[data-theme="dark"] .ppl-sourceTextPreview pre{color:#c8d1ea}

/* Shared generated reading variants — original documents remain the default. */
.ppl-noteVariants{background:var(--ppl-white,#fff);border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:16px;margin:0 0 18px;padding:16px}
.ppl-noteVariants__copy>span{color:var(--ppl-cobalt,#1c46a5);display:block;font-size:.7rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase}
.ppl-noteVariants__copy h2{color:var(--ppl-navy,#102d6c);font-size:1rem;font-weight:900;margin:4px 0}
.ppl-noteVariants__copy p{color:var(--ppl-muted,#7a7f8c);font-size:.78rem;font-weight:650;line-height:1.45;margin:0}
.ppl-noteVariants__grid{display:grid;gap:8px;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:13px}
.ppl-noteVariantCard{align-items:center;background:var(--ppl-cream,#fffbf6);border:1px solid #ece7de;border-radius:13px;display:flex;gap:10px;justify-content:space-between;min-width:0;padding:11px}
.ppl-noteVariantCard.is-selected{background:var(--ppl-soft-blue,#eef3ff);border-color:#aecbff}
.ppl-noteVariantCard strong,.ppl-noteVariantCard small{display:block}.ppl-noteVariantCard strong{color:var(--ppl-navy,#102d6c);font-size:.78rem;font-weight:900}.ppl-noteVariantCard small{color:var(--ppl-muted,#7a7f8c);font-size:.65rem;font-weight:650;line-height:1.3;margin-top:2px}
.ppl-noteVariantCard a,.ppl-noteVariantCard button{background:var(--ppl-cobalt,#1c46a5);border:0;border-radius:999px;color:#fff;cursor:pointer;font:inherit;font-size:.65rem;font-weight:900;padding:7px 10px;text-decoration:none;white-space:nowrap}
.ppl-noteVariantCard form{margin:0}.ppl-noteVariantCard .is-working{color:var(--ppl-cobalt,#1c46a5);font-size:.65rem;font-weight:850;white-space:nowrap}
.ppl-noteVariantEmpty{align-items:center;color:var(--ppl-muted,#7a7f8c);display:flex;flex-direction:column;gap:5px;justify-content:center;min-height:220px;padding:28px;text-align:center}.ppl-noteVariantEmpty i{color:var(--ppl-peri,#a5b1f8);font-size:2rem}.ppl-noteVariantEmpty strong{color:var(--ppl-navy,#102d6c);font-size:.9rem;font-weight:900}.ppl-noteVariantEmpty span{font-size:.76rem;font-weight:650;max-width:460px}
@media(max-width:760px){.ppl-noteVariants__grid{grid-template-columns:1fr}.ppl-noteVariantCard{min-height:62px}}
html[data-theme="dark"] .ppl-noteVariants{background:#172b56;border-color:rgba(245,247,255,.16)}html[data-theme="dark"] .ppl-noteVariantCard{background:#132244;border-color:rgba(245,247,255,.12)}html[data-theme="dark"] .ppl-noteVariants__copy h2,html[data-theme="dark"] .ppl-noteVariantCard strong,html[data-theme="dark"] .ppl-noteVariantEmpty strong{color:#f5f7ff}

/* Original-first upload wizard: keep AI reading generation secondary. */
.ppl-choiceGrid--two{grid-template-columns:repeat(2,minmax(0,1fr))!important}
.ppl-optionalGeneration{background:var(--ppl-cream,#fffbf6);border:1px solid #ece7de;border-radius:14px;padding:0 12px}
.ppl-optionalGeneration summary{align-items:center;color:var(--ppl-navy,#102d6c);cursor:pointer;display:flex;gap:10px;font-size:.8rem;font-weight:850;list-style:none;padding:12px 2px}.ppl-optionalGeneration summary::-webkit-details-marker{display:none}.ppl-optionalGeneration summary>i{color:var(--ppl-cobalt,#1c46a5)}.ppl-optionalGeneration summary span,.ppl-optionalGeneration summary b,.ppl-optionalGeneration summary small{display:block}.ppl-optionalGeneration summary small{color:var(--ppl-muted,#7a7f8c);font-size:.68rem;font-weight:650;margin-top:2px}
html[data-theme="dark"] .ppl-optionalGeneration{background:#132244;border-color:rgba(245,247,255,.16)}html[data-theme="dark"] .ppl-optionalGeneration summary{color:#f5f7ff}
@media(max-width:560px){.ppl-choiceGrid--two{grid-template-columns:1fr!important}}

/* =========================================================
   My Notes — original-first reader polish
   ========================================================= */
.ppl-materialViewSwitch{
  align-items:center;display:flex;gap:5px;justify-content:center;
  margin:14px auto 8px;padding:4px;width:max-content;max-width:calc(100% - 24px);
  background:var(--ppl-white,#fff);border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:999px;
}
.ppl-materialViewSwitch button{
  align-items:center;display:inline-flex;gap:6px;border:0;background:transparent;color:var(--ppl-muted,#7a7f8c);
  border-radius:999px;padding:7px 11px;font:inherit;font-size:.74rem;font-weight:850;white-space:nowrap;
}
.ppl-materialViewSwitch button.is-active{background:var(--ppl-soft-blue,#eef3ff);color:var(--ppl-cobalt,#1c46a5)}
.ppl-sourceReader{width:min(1080px,calc(100% - 28px));margin:8px auto 30px;background:#fff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:16px;overflow:hidden;box-shadow:none}
.ppl-sourceReader__tabs{display:flex;gap:6px;overflow-x:auto;padding:8px 10px;background:var(--ppl-cream,#fffbf6);border-bottom:1px solid var(--ppl-border-solid,#e2e8f4);scrollbar-width:thin}
.ppl-sourceReader__tabs button{align-items:center;display:inline-flex;gap:6px;border:1px solid transparent;background:transparent;color:var(--ppl-muted,#7a7f8c);border-radius:9px;padding:7px 9px;font:inherit;font-size:.7rem;font-weight:800;white-space:nowrap}
.ppl-sourceReader__tabs button.is-active{background:#fff;border-color:var(--ppl-border-solid,#e2e8f4);color:var(--ppl-navy,#102d6c)}
.ppl-sourceReader__viewport,.ppl-sourceReader__panel{min-height:520px;background:#f5f7fb}
.ppl-sourceReader__filebar{align-items:center;display:flex;gap:10px;padding:8px 12px;background:#fff;border-bottom:1px solid var(--ppl-border-solid,#e2e8f4);font-size:.72rem}
.ppl-sourceReader__filebar strong{color:var(--ppl-ink,#14213d);font-weight:900;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ppl-sourceReader__filebar span{color:var(--ppl-muted,#7a7f8c);font-weight:700;margin-left:auto;white-space:nowrap}
.ppl-sourceReader__filebar a{align-items:center;display:inline-flex;gap:5px;color:var(--ppl-cobalt,#1c46a5);font-weight:850;text-decoration:none;white-space:nowrap}
.ppl-sourceReader iframe{display:block;width:100%;height:min(72vh,760px);min-height:520px;border:0;background:#fff}
.ppl-sourceReader__empty{min-height:420px;display:grid;place-items:center;align-content:center;gap:10px;text-align:center;color:var(--ppl-muted,#7a7f8c)}
.ppl-sourceReader__empty>i{font-size:2rem;color:var(--ppl-peri,#a5b1f8)}.ppl-sourceReader__empty strong{color:var(--ppl-navy,#102d6c);font-weight:900}

.ppl-noteVariants--compact{margin:0 0 12px;padding:0;background:transparent;border:0}
.ppl-noteVariants__tabs{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.ppl-noteVariants__tabs a,.ppl-noteVariants__tabs button,.ppl-noteVariants__tabs .is-working{
  align-items:center;display:inline-flex;gap:5px;border:1px solid var(--ppl-border-solid,#e2e8f4);background:#fff;color:var(--ppl-cobalt,#1c46a5);
  border-radius:999px;padding:6px 10px;font:inherit;font-size:.68rem;font-weight:850;text-decoration:none;white-space:nowrap;
}
.ppl-noteVariants__tabs a.is-active{background:var(--ppl-cobalt,#1c46a5);border-color:var(--ppl-cobalt,#1c46a5);color:#fff}
.ppl-noteVariants__tabs form{margin:0}.ppl-noteVariants__tabs button{cursor:pointer}.ppl-noteVariants__tabs .is-working{color:var(--ppl-muted,#7a7f8c)}
.ppl-noteVariantEmpty{min-height:300px}

.ppl-sourcePreviewPage{width:min(1040px,calc(100% - 28px));margin:28px auto 60px}.ppl-sourcePreviewPage.is-embedded{width:100%;margin:0;padding:14px;background:#f5f7fb;min-height:100vh}
.ppl-sourceDocument{min-height:100%}.ppl-pptPreview{display:grid;gap:16px;max-width:920px;margin:0 auto}.ppl-pptSlide{aspect-ratio:16/9;min-height:360px;background:#fff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:14px;padding:clamp(24px,4vw,46px);box-shadow:0 8px 26px rgba(16,45,108,.06);color:var(--ppl-slate,#2a3550);font-size:clamp(.88rem,1.2vw,1rem);font-weight:650;line-height:1.65;overflow:auto}.ppl-pptSlide__number{display:block;color:var(--ppl-cobalt,#1c46a5);font-size:.68rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px}.ppl-docPreview{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:14px;padding:clamp(22px,4vw,44px);color:var(--ppl-slate,#2a3550);font-size:.92rem;font-weight:600;line-height:1.72}.ppl-docPreview h2{color:var(--ppl-navy,#102d6c);font-size:1rem;font-weight:900;margin:22px 0 8px}.ppl-docPreview h2:first-child{margin-top:0}.ppl-sourcePreviewEmpty{min-height:360px;display:grid;place-items:center;align-content:center;gap:8px;text-align:center;color:var(--ppl-muted,#7a7f8c)}.ppl-sourcePreviewEmpty i{font-size:2rem;color:var(--ppl-peri,#a5b1f8)}.ppl-sourcePreviewEmpty strong{color:var(--ppl-navy,#102d6c);font-weight:900}

.ppl-institutionNotebookWrap .unit-card{border-color:#cfd9fb!important}.ppl-institutionNotebookCard .unit-card__badge{background:var(--ppl-peri,#a5b1f8)!important;color:var(--ppl-navy,#102d6c)!important}.ppl-institutionNotebookTag{position:absolute;right:12px;top:12px;z-index:4;display:inline-flex;align-items:center;gap:5px;background:var(--ppl-soft-blue,#eef3ff);color:var(--ppl-cobalt,#1c46a5);border:1px solid #dbe6fb;border-radius:999px;padding:5px 8px;font-size:.62rem;font-weight:900;box-shadow:0 4px 12px rgba(16,45,108,.06)}.ppl-institutionPreviewTag{display:inline-flex;align-items:center;gap:6px;margin-top:7px;color:var(--ppl-cobalt,#1c46a5);font-size:.7rem;font-weight:800}

.ppl-institutionPracticeNotice{align-items:flex-start;display:flex;gap:10px;margin:0 0 14px;padding:10px 12px;border:1px solid #dbe6fb;border-radius:12px;background:var(--ppl-soft-blue,#eef3ff);color:var(--ppl-slate,#2a3550);font-size:.78rem;font-weight:650;line-height:1.45}.ppl-institutionPracticeNotice>i{color:var(--ppl-cobalt,#1c46a5);margin-top:2px}.ppl-institutionPracticeNotice strong{color:var(--ppl-navy,#102d6c);font-weight:900}.ppl-institutionPracticeNotice.is-private{background:#f8fafc;border-color:var(--ppl-border-solid,#e2e8f4)}
@media(max-width:700px){.ppl-materialViewSwitch{justify-content:flex-start}.ppl-sourceReader{width:calc(100% - 18px)}.ppl-sourceReader__filebar span{display:none}.ppl-sourceReader iframe{height:65vh;min-height:440px}.ppl-pptSlide{aspect-ratio:auto;min-height:300px;padding:22px}.ppl-sourcePreviewPage.is-embedded{padding:8px}}
html[data-theme="dark"] .ppl-sourceReader,html[data-theme="dark"] .ppl-sourceReader__filebar,html[data-theme="dark"] .ppl-sourceReader__tabs,html[data-theme="dark"] .ppl-pptSlide,html[data-theme="dark"] .ppl-docPreview{background:#172b56;border-color:rgba(245,247,255,.16)}html[data-theme="dark"] .ppl-sourceReader__tabs,html[data-theme="dark"] .ppl-sourcePreviewPage.is-embedded,html[data-theme="dark"] .ppl-sourceReader__viewport,html[data-theme="dark"] .ppl-sourceReader__panel{background:#0f1e3d}html[data-theme="dark"] .ppl-docPreview,html[data-theme="dark"] .ppl-pptSlide{color:#c8d1ea}html[data-theme="dark"] .ppl-docPreview h2,html[data-theme="dark"] .ppl-sourceReader__filebar strong,html[data-theme="dark"] .ppl-sourceReader__empty strong,html[data-theme="dark"] .ppl-sourcePreviewEmpty strong{color:#f5f7ff}
.ppl-sourceReader__tools{display:flex;justify-content:flex-end;padding:9px 12px;background:#fff;border-top:1px solid var(--ppl-border-solid,#e2e8f4)}html[data-theme="dark"] .ppl-sourceReader__tools{background:#172b56;border-color:rgba(245,247,255,.16)}

/* =========================================================
   Sources & settings — compact, original-first controls
   ========================================================= */
.ppl-sourceSettingsModal .modal-body{display:grid;gap:16px;padding:18px}
.ppl-sourceSettingsBlock{border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:14px;background:#fff;padding:14px}
.ppl-sourceSettingsBlock__head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:11px}
.ppl-sourceSettingsBlock__head h6{color:var(--ppl-navy,#102d6c);font-size:.9rem;font-weight:950;margin:0 0 3px}
.ppl-sourceSettingsBlock__head p{color:var(--ppl-muted,#7a7f8c);font-size:.73rem;font-weight:650;line-height:1.42;margin:0}
.ppl-sourceList--compact{margin-bottom:10px}.ppl-sourceList--compact .ppl-sourceRow{padding:9px 10px}
.ppl-sourceUploadBox{align-items:center;display:flex;gap:11px;border:1.5px dashed #c8d6f3;border-radius:12px;background:var(--ppl-soft-blue,#eef3ff);cursor:pointer;padding:12px}
.ppl-sourceUploadBox>i{align-items:center;background:#fff;border-radius:10px;color:var(--ppl-cobalt,#1c46a5);display:grid;flex:0 0 36px;height:36px;justify-items:center}
.ppl-sourceUploadBox span,.ppl-sourceUploadBox b,.ppl-sourceUploadBox small{display:block}.ppl-sourceUploadBox b{color:var(--ppl-navy,#102d6c);font-size:.78rem;font-weight:900}.ppl-sourceUploadBox small{color:var(--ppl-muted,#7a7f8c);font-size:.66rem;font-weight:650;margin-top:2px}.ppl-sourceUploadBox input{margin-left:auto;max-width:48%;font-size:.7rem}
.ppl-settingsPracticeGrid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.ppl-settingsPracticeCard{align-items:center;display:grid;gap:9px;grid-template-columns:auto 34px minmax(0,1fr) 62px;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:12px;background:#fff;padding:10px;cursor:pointer}
.ppl-settingsPracticeCard>input[type=checkbox]{accent-color:var(--ppl-cobalt,#1c46a5);height:16px;width:16px}
.ppl-settingsPracticeCard__icon{align-items:center;background:#aecbff;border-radius:9px;color:var(--ppl-cobalt,#1c46a5);display:grid;height:32px;justify-items:center;width:32px}.ppl-settingsPracticeCard__icon--lime{background:var(--ppl-lime,#dcf465);color:var(--ppl-navy,#102d6c)}
.ppl-settingsPracticeCard__copy b,.ppl-settingsPracticeCard__copy small{display:block}.ppl-settingsPracticeCard__copy b{color:var(--ppl-navy,#102d6c);font-size:.76rem;font-weight:900}.ppl-settingsPracticeCard__copy small{color:var(--ppl-muted,#7a7f8c);font-size:.63rem;font-weight:650;margin-top:2px}
.ppl-settingsCount{width:62px!important;border:1px solid var(--ppl-border-solid,#e2e8f4)!important;border-radius:9px!important;padding:7px 6px!important;text-align:center;font:inherit;font-size:.72rem;font-weight:800;color:var(--ppl-navy,#102d6c)}
@media(max-width:700px){.ppl-settingsPracticeGrid{grid-template-columns:1fr}.ppl-sourceUploadBox{align-items:flex-start;flex-wrap:wrap}.ppl-sourceUploadBox input{flex:1 0 100%;margin:4px 0 0;max-width:100%}}
html[data-theme="dark"] .ppl-sourceSettingsBlock,html[data-theme="dark"] .ppl-settingsPracticeCard{background:#172b56;border-color:rgba(245,247,255,.16)}html[data-theme="dark"] .ppl-sourceSettingsBlock__head h6,html[data-theme="dark"] .ppl-settingsPracticeCard__copy b{color:#f5f7ff}html[data-theme="dark"] .ppl-sourceUploadBox{background:#132244;border-color:rgba(174,203,255,.28)}

/* Institution notebooks are intentionally distinguished without becoming a separate lane. */
.ppl-institutionNotebookWrap{position:relative}.ppl-institutionNotebookWrap .unit-card__front{box-shadow:inset 3px 0 0 var(--ppl-peri,#a5b1f8)}
.ppl-institutionNotebookTag{top:10px;right:10px;padding:4px 7px;font-size:.58rem;box-shadow:none}

/* =========================================================
   Original document reader — browser-side, source-faithful
   ========================================================= */
.ppl-sourceViewerBody{margin:0;background:#eef1f6;color:var(--ppl-ink,#14213d);font-family:'Raleway',system-ui,sans-serif;min-height:100vh}
.ppl-sourceViewerBar{align-items:center;background:var(--ppl-navy,#102d6c);color:#fff;display:grid;gap:12px;grid-template-columns:minmax(0,1fr) auto auto;min-height:52px;padding:8px 12px;position:sticky;top:0;z-index:20}
.ppl-sourceViewerBar__file{min-width:0}.ppl-sourceViewerBar__file strong{display:block;font-size:.78rem;font-weight:900;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ppl-sourceViewerBar__file span{color:var(--ppl-peri,#a5b1f8);font-size:.58rem;font-weight:850;letter-spacing:.08em}
.ppl-sourceViewerBar__nav{align-items:center;display:flex;gap:8px}.ppl-sourceViewerBar__nav button{align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:999px;color:#fff;display:grid;font-size:1.15rem;height:30px;place-items:center;width:30px}.ppl-sourceViewerBar__nav button:disabled{opacity:.35}.ppl-sourceViewerBar__nav span{font-size:.68rem;font-weight:800;white-space:nowrap}
.ppl-sourceViewerBar__download{background:var(--ppl-lime,#dcf465);border-radius:999px;color:var(--ppl-navy,#102d6c);font-size:.66rem;font-weight:950;padding:7px 11px;text-decoration:none}
.ppl-sourceViewerStage{min-height:calc(100vh - 52px);overflow:auto;padding:18px}.ppl-sourceViewerCanvas{margin:auto;max-width:1040px}.ppl-sourceViewerLoading,.ppl-sourceViewerError{align-items:center;color:var(--ppl-muted,#7a7f8c);display:flex;flex-direction:column;font-size:.78rem;font-weight:750;gap:9px;justify-content:center;min-height:55vh;text-align:center}.ppl-sourceViewerLoading span{animation:pplDocSpin .8s linear infinite;border:3px solid #dbe3f2;border-radius:50%;border-top-color:var(--ppl-cobalt,#1c46a5);height:30px;width:30px}@keyframes pplDocSpin{to{transform:rotate(360deg)}}
.ppl-sourceViewerText{background:#fff;border-radius:10px;box-shadow:0 8px 28px rgba(16,45,108,.08);font:500 .88rem/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;margin:0 auto;max-width:900px;min-height:70vh;padding:28px;white-space:pre-wrap}
.ppl-sourceViewerCanvas .docx-wrapper{background:transparent!important;padding:0!important}.ppl-sourceViewerCanvas .docx-wrapper>section{box-shadow:0 5px 20px rgba(16,45,108,.12)!important;margin:0 auto 18px!important;max-width:100%!important}
.ppl-pptxHost{align-items:center;display:flex;justify-content:center;min-height:70vh;overflow:auto}.ppl-pptxHost>*{max-width:100%}
@media(max-width:640px){.ppl-sourceViewerBar{grid-template-columns:minmax(0,1fr) auto}.ppl-sourceViewerBar__nav{grid-column:1/-1;grid-row:2;justify-content:center}.ppl-sourceViewerStage{padding:8px}.ppl-sourceViewerText{padding:16px;font-size:.78rem}}

/* Original/My Notes share the existing Notes reading column; the right rail stays put. */
.ppl-notePrimary>.ppl-materialViewSwitch{display:flex;gap:5px;justify-content:flex-start;margin:0 0 10px;padding:0}
.ppl-notePrimary>.ppl-materialViewSwitch button{background:transparent;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:999px;color:var(--ppl-muted,#7a7f8c);font-size:.64rem;font-weight:850;min-height:30px;padding:6px 10px}
.ppl-notePrimary>.ppl-materialViewSwitch button.is-active{background:var(--ppl-soft-blue,#eef3ff);border-color:#dbe6fb;color:var(--ppl-cobalt,#1c46a5)}
.ppl-notePrimary>.ppl-sourceReader{margin:0;max-width:none;width:100%}
.ppl-notePrimary .ppl-sourceReader__viewport{background:#eef1f6;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:14px;overflow:hidden}
.ppl-notePrimary .ppl-sourceReader__panel iframe{background:#eef1f6;border:0;display:block;height:min(74vh,820px);min-height:620px;width:100%}
.ppl-notePrimary .ppl-sourceReader__tools{display:none}
.ppl-generatedReader{min-width:0}
@media(max-width:900px){.ppl-notePrimary .ppl-sourceReader__panel iframe{height:70vh;min-height:500px}}
@media(max-width:600px){.ppl-notePrimary .ppl-sourceReader__panel iframe{height:66vh;min-height:430px}.ppl-sourceReader__tabs button span{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}

/* vNext5 source viewer hardening: hidden status panels must actually disappear. */
.ppl-sourceViewerBody [hidden]{display:none!important}
.ppl-sourceViewerBar__actions{align-items:center;display:flex;gap:7px;justify-content:flex-end}
.ppl-sourceViewerBar__present{align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:999px;color:#fff;display:inline-flex;font:inherit;font-size:.66rem;font-weight:900;gap:6px;min-height:30px;padding:6px 10px}
.ppl-sourceViewerPdf{background:#fff;border:0;display:block;height:calc(100vh - 90px);min-height:620px;width:100%}
.ppl-pptxHost{display:block;min-height:70vh;overflow:auto;padding:8px 0}
.ppl-pptxHost>div{max-width:100%}
.ppl-sourceViewerBody.is-presenting{background:#050b18;overflow:hidden}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerBar{background:#08152f;min-height:48px}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerStage{height:calc(100vh - 48px);min-height:0;overflow:auto;padding:8px}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerCanvas{height:100%;max-width:none;width:100%}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerPdf{height:calc(100vh - 64px);min-height:0}
.ppl-sourceViewerBody.is-presenting .ppl-pptxHost{align-items:center;display:flex;justify-content:center;min-height:calc(100vh - 70px);overflow:hidden;padding:0}
@media(max-width:640px){.ppl-sourceViewerBar__present span{display:none}.ppl-sourceViewerBar__present{height:30px;justify-content:center;padding:0;width:30px}.ppl-sourceViewerPdf{height:70vh;min-height:430px}}


/* vNext6 reader fit: the embedded source viewer owns its own controls. */
.ppl-notePrimary .ppl-sourceReader__viewport{border-radius:12px}
.ppl-notePrimary .ppl-sourceReader__panel iframe{height:min(78vh,900px);min-height:650px}
.ppl-notePrimary .ppl-sourceReader__filebar{display:none!important}
.ppl-sourceViewerStage{padding:10px}
.ppl-sourceViewerCanvas{max-width:min(100%,1180px)}
.ppl-sourceViewerCanvas .docx-wrapper>section{max-width:calc(100vw - 28px)!important}
.ppl-pptxHost{max-width:100%;overflow:hidden}
.ppl-pptxHost>*{max-width:100%!important}
@media(max-width:900px){.ppl-notePrimary .ppl-sourceReader__panel iframe{height:73vh;min-height:520px}}
@media(max-width:600px){.ppl-notePrimary .ppl-sourceReader__panel iframe{height:68vh;min-height:440px}.ppl-sourceViewerStage{padding:4px}}

/* =========================================================
   vNext7 source viewer — document fills the viewport
   Controls float above PDF, DOCX, PPTX and TXT alike.
   ========================================================= */
.ppl-sourceViewerBody{
  background:#e9edf4;
  height:100dvh;
  min-height:0;
  overflow:hidden;
}
.ppl-sourceViewerStage{
  height:100dvh!important;
  inset:0;
  min-height:0!important;
  overflow:hidden!important;
  padding:0!important;
  position:fixed;
  width:100vw;
}
.ppl-sourceViewerCanvas{
  height:100%;
  margin:0!important;
  max-width:none!important;
  overflow:auto;
  width:100%;
}
.ppl-sourceViewerLoading,.ppl-sourceViewerError{
  inset:0;
  min-height:0!important;
  padding:70px 20px 20px;
  position:absolute;
  z-index:4;
}
.ppl-sourceViewerError__download{
  background:var(--ppl-navy,#102d6c);
  border-radius:999px;
  color:#fff;
  font-size:.7rem;
  font-weight:900;
  margin-top:4px;
  padding:8px 12px;
  text-decoration:none;
}
.ppl-sourceViewerOverlay{
  align-items:center;
  display:grid;
  gap:8px;
  grid-template-columns:minmax(0,1fr) auto auto;
  left:10px;
  pointer-events:none;
  position:fixed;
  right:58px;
  top:10px;
  z-index:30;
}
.ppl-sourceViewerOverlay>*{pointer-events:auto}
.ppl-sourceViewerBar__file{
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  background:rgba(8,21,47,.84);
  border:1px solid rgba(255,255,255,.18);
  border-radius:12px;
  color:#fff;
  max-width:min(430px,45vw);
  min-width:0;
  padding:7px 10px;
  width:max-content;
}
.ppl-sourceViewerBar__file strong{font-size:.7rem}
.ppl-sourceViewerBar__file span{color:var(--ppl-peri,#a5b1f8)}
.ppl-sourceViewerBar__nav{
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  background:rgba(8,21,47,.84);
  border:1px solid rgba(255,255,255,.18);
  border-radius:999px;
  color:#fff;
  padding:4px 6px;
}
.ppl-sourceViewerBar__actions{
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  background:rgba(8,21,47,.84);
  border:1px solid rgba(255,255,255,.18);
  border-radius:999px;
  padding:4px;
}
.ppl-sourceViewerBar__present,.ppl-sourceViewerBar__download{
  border-radius:999px;
  min-height:32px;
}
.ppl-sourceViewerBar__present{
  background:transparent;
  border:0;
  padding:6px 9px;
}
.ppl-sourceViewerBar__download{padding:7px 10px}
.ppl-sourceViewerPdf{
  height:100dvh!important;
  min-height:0!important;
  width:100vw;
}
/* Reading formats need breathing room under the floating controls, not another toolbar. */
.ppl-sourceViewerBody[data-extension=".docx"] .ppl-sourceViewerCanvas,
.ppl-sourceViewerBody[data-extension=".txt"] .ppl-sourceViewerCanvas{
  box-sizing:border-box;
  padding:58px 10px 22px!important;
}
.ppl-sourceViewerBody[data-extension=".docx"] .ppl-sourceViewerCanvas .docx-wrapper{
  min-height:100%;
}
.ppl-sourceViewerCanvas .docx-wrapper>section{
  max-width:calc(100vw - 24px)!important;
}
.ppl-sourceViewerText{
  box-sizing:border-box;
  margin:0 auto;
  min-height:calc(100dvh - 80px);
}
.ppl-sourceViewerBody[data-extension=".pptx"] .ppl-sourceViewerCanvas{
  align-items:center;
  display:flex;
  justify-content:center;
  overflow:hidden;
  padding:0!important;
}
.ppl-pptxHost{
  align-items:center!important;
  display:flex!important;
  height:100%!important;
  justify-content:center!important;
  min-height:0!important;
  overflow:hidden!important;
  padding:0!important;
  width:100%!important;
}
.ppl-pptxHost>*{max-height:100%!important;max-width:100%!important}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerStage,
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerCanvas,
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerPdf{
  height:100dvh!important;
  min-height:0!important;
}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerOverlay{opacity:.25;transition:opacity .15s ease}
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerOverlay:hover,
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerOverlay:focus-within{opacity:1}
@media(max-width:640px){
  .ppl-sourceViewerOverlay{
    grid-template-columns:minmax(0,1fr) auto;
    left:6px;
    right:48px;
    top:6px;
  }
  .ppl-sourceViewerBar__file{max-width:42vw;padding:6px 8px}
  .ppl-sourceViewerBar__file strong{font-size:.62rem}
  .ppl-sourceViewerBar__file span{display:none}
  .ppl-sourceViewerBar__nav{
    bottom:8px;
    grid-column:auto;
    left:50%;
    position:fixed;
    top:auto;
    transform:translateX(-50%);
  }
  .ppl-sourceViewerBar__presentLabel,.ppl-sourceViewerBar__download{font-size:0}
  .ppl-sourceViewerBar__download:before{content:"↓";font-size:.9rem}
  .ppl-sourceViewerBody[data-extension=".docx"] .ppl-sourceViewerCanvas,
  .ppl-sourceViewerBody[data-extension=".txt"] .ppl-sourceViewerCanvas{padding:52px 4px 18px!important}
}


/* vNext10: PPTX navigation floats below/over the slide instead of consuming slide width. */
.ppl-sourceViewerBody[data-extension=".pptx"] .ppl-sourceViewerBar__nav{
  bottom:12px!important;
  left:50%!important;
  position:fixed!important;
  right:auto!important;
  top:auto!important;
  transform:translateX(-50%)!important;
  z-index:45!important;
  box-shadow:0 8px 24px rgba(5,18,45,.22);
}
.ppl-sourceViewerBody[data-extension=".pptx"] .ppl-sourceViewerOverlay{
  grid-template-columns:minmax(0,1fr) auto!important;
}
.ppl-sourceViewerBody[data-extension=".pptx"] .ppl-pptxHost{
  box-sizing:border-box!important;
  padding:0!important;
}
.ppl-sourceViewerBody.is-presenting[data-extension=".pptx"] .ppl-pptxHost{
  padding-bottom:0!important;
}

/* vNext10 institutional module code — intentionally small beside My Notes. */
.ppl-moduleJoin{align-items:center;background:#fff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:999px;display:flex;flex:0 0 auto;gap:3px;padding:3px 3px 3px 10px}.ppl-moduleJoin input{background:transparent;border:0;color:var(--ppl-ink,#14213d);font:800 .67rem/1.2 'Raleway',sans-serif;outline:0;padding:5px 2px;text-transform:uppercase;width:92px}.ppl-moduleJoin input::placeholder{color:var(--ppl-muted,#7a7f8c);text-transform:none}.ppl-moduleJoin button{align-items:center;background:var(--ppl-cobalt,#1c46a5);border:0;border-radius:999px;color:#fff;display:flex;font:900 .62rem/1 'Raleway',sans-serif;gap:5px;min-height:30px;padding:7px 10px}.ppl-moduleJoin button:hover{background:var(--ppl-navy,#102d6c)}
@media(max-width:620px){.ppl-myNotesUnitsHeader{align-items:flex-start!important;gap:9px!important}.ppl-moduleJoin{max-width:170px}.ppl-moduleJoin button span{display:none}.ppl-moduleJoin button{width:30px;justify-content:center;padding:0}}
html[data-theme="dark"] .ppl-moduleJoin{background:#172b56;border-color:rgba(245,247,255,.16)}html[data-theme="dark"] .ppl-moduleJoin input{color:#f5f7ff}


/* vNext11: generated-note creation lives after the reading content, not at the top. */
.ppl-noteVariantCreateBar{align-items:center;background:#f8faff;border:1px solid var(--ppl-border-solid,#e2e8f4);border-radius:14px;display:flex;gap:14px;justify-content:space-between;margin:18px clamp(12px,4vw,48px) 12px;padding:12px 14px}
.ppl-noteVariantCreateBar>div:first-child{display:grid;gap:2px}.ppl-noteVariantCreateBar strong{color:var(--ppl-navy,#102d6c);font-size:.8rem;font-weight:950}.ppl-noteVariantCreateBar span{color:var(--ppl-muted,#7a7f8c);font-size:.7rem;font-weight:700}
.ppl-noteVariantCreateBar__actions{display:flex;flex-wrap:wrap;gap:7px;justify-content:flex-end}.ppl-noteVariantCreateBar__actions form{margin:0}.ppl-noteVariantCreateBar__actions button{background:#fff;border:1px solid #cfdaf0;border-radius:999px;color:var(--ppl-cobalt,#1c46a5);font:900 .7rem/1 'Raleway',sans-serif;min-height:34px;padding:8px 12px}.ppl-noteVariantCreateBar__actions button:hover{background:var(--ppl-soft-blue,#eef3ff)}
@media(max-width:640px){.ppl-noteVariantCreateBar{align-items:flex-start;flex-direction:column}.ppl-noteVariantCreateBar__actions{justify-content:flex-start;width:100%}}

/* =========================================================
   vNext12 mobile document reader polish
   - PPTX embeds use a landscape-aware height instead of a generic 68vh
   - phone controls are compact icon buttons
   - fullscreen/landscape uses almost the whole viewport
   - all formats keep safe, deliberate document spacing
   ========================================================= */
.ppl-sourceViewerBar__actionIcon{
  align-items:center;
  display:inline-flex;
  flex:0 0 auto;
  height:16px;
  justify-content:center;
  width:16px;
}
.ppl-sourceViewerBar__actionIcon svg{
  display:block;
  fill:currentColor;
  height:16px;
  width:16px;
}
.ppl-sourceViewerBar__present,
.ppl-sourceViewerBar__download{
  align-items:center;
  display:inline-flex;
  gap:6px;
  justify-content:center;
}

/* The normal reader remains generous for documents meant to scroll. */
.ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".pdf\"] iframe,
.ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".docx\"] iframe,
.ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".txt\"] iframe{
  height:min(78vh,900px);
  min-height:650px;
}

@media(max-width:700px){
  .ppl-notePrimary>.ppl-sourceReader{
    border-radius:13px;
  }
  .ppl-notePrimary .ppl-sourceReader__viewport{
    border-radius:11px;
  }

  /* A landscape slide should not sit inside a tall phone-document viewport. */
  .ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".pptx\"] iframe{
    height:clamp(270px,calc((100vw - 32px) * .5625 + 58px),430px)!important;
    min-height:0!important;
  }

  .ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".pdf\"] iframe,
  .ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".docx\"] iframe,
  .ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".txt\"] iframe{
    height:68vh;
    min-height:440px;
  }

  .ppl-sourceViewerOverlay{
    gap:6px!important;
    grid-template-columns:minmax(0,1fr) auto!important;
    left:6px!important;
    right:6px!important;
    top:6px!important;
  }
  .ppl-sourceViewerBar__file{
    max-width:min(58vw,250px)!important;
    padding:6px 8px!important;
  }
  .ppl-sourceViewerBar__file strong{
    display:block;
    max-width:100%;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .ppl-sourceViewerBar__actions{
    display:flex;
    flex:0 0 auto;
    gap:2px;
    padding:3px!important;
  }
  .ppl-sourceViewerBar__present,
  .ppl-sourceViewerBar__download{
    height:34px!important;
    min-height:34px!important;
    padding:0!important;
    width:34px!important;
  }
  .ppl-sourceViewerBar__presentLabel,
  .ppl-sourceViewerBar__downloadLabel{
    display:none!important;
  }
  .ppl-sourceViewerBar__actionIcon{
    display:inline-flex!important;
  }
  .ppl-sourceViewerBar__actionIcon,
  .ppl-sourceViewerBar__actionIcon svg{
    height:17px;
    width:17px;
  }
  .ppl-sourceViewerBar__download:before{
    content:none!important;
    display:none!important;
  }

  .ppl-sourceViewerBody[data-extension=\".pptx\"]{
    background:#111827;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerStage,
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerCanvas{
    background:#111827;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerCanvas{
    align-items:center!important;
    padding:46px 4px 48px!important;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-pptxHost{
    height:100%!important;
    width:100%!important;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerBar__nav{
    bottom:7px!important;
  }

  /* DOCX/TXT keep a little paper margin; PDF remains edge-to-edge in its native viewer. */
  .ppl-sourceViewerBody[data-extension=\".docx\"] .ppl-sourceViewerCanvas,
  .ppl-sourceViewerBody[data-extension=\".txt\"] .ppl-sourceViewerCanvas{
    padding:48px 3px 12px!important;
  }
  .ppl-sourceViewerCanvas .docx-wrapper>section{
    max-width:calc(100vw - 10px)!important;
  }
}

/* Phone landscape is presentation territory: use the vertical space, not a 16:9 iframe formula. */
@media(max-width:950px) and (orientation:landscape){
  .ppl-notePrimary .ppl-sourceReader__panel[data-source-extension=\".pptx\"] iframe{
    height:82dvh!important;
    max-height:none!important;
    min-height:0!important;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerCanvas{
    padding:4px 46px 4px!important;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerBar__file{
    max-width:42vw!important;
  }
  .ppl-sourceViewerBody[data-extension=\".pptx\"] .ppl-sourceViewerBar__nav{
    bottom:5px!important;
  }
}

/* True fullscreen: document owns the screen in either phone orientation. */
.ppl-sourceViewerBody.is-presenting .ppl-sourceViewerCanvas{
  height:100dvh!important;
}
.ppl-sourceViewerBody.is-presenting[data-extension=\".pptx\"] .ppl-sourceViewerCanvas{
  align-items:center!important;
  justify-content:center!important;
  padding:4px!important;
}
.ppl-sourceViewerBody.is-presenting[data-extension=\".pptx\"] .ppl-pptxHost{
  height:100dvh!important;
  width:100vw!important;
}
@media(max-width:700px){
  .ppl-sourceViewerBody.is-presenting .ppl-sourceViewerOverlay{
    opacity:.16;
  }
  .ppl-sourceViewerBody.is-presenting .ppl-sourceViewerOverlay:focus-within,
  .ppl-sourceViewerBody.is-presenting .ppl-sourceViewerOverlay:hover{
    opacity:1;
  }
}


/* Freemium + persistent Study Assistant additions */
.ppl-sourceUploadBox--upgrade{width:100%;text-align:left;border:1px dashed var(--ppl-border-solid,#d8dfeb);background:var(--ppl-surface,#fff);color:inherit}
.ppl-chatHistoryBar{display:flex;align-items:center;gap:7px;padding:8px 10px;border-bottom:1px solid rgba(20,33,61,.08);background:rgba(248,250,252,.92)}
.ppl-chatConversationSelect{min-width:0;flex:1;border:1px solid rgba(20,33,61,.14);border-radius:9px;background:#fff;color:#14213d;font:750 .72rem/1.2 'Raleway',sans-serif;padding:7px 9px;outline:0}
.ppl-chatNewBtn{border:1px solid rgba(20,33,61,.12);border-radius:9px;background:#fff;color:#102d6c;font:850 .69rem/1 'Raleway',sans-serif;padding:8px 10px;white-space:nowrap}
.ppl-chatNewBtn:hover{background:#f2f5fb}
.ppl-chatLectureLabel{display:block;opacity:.7;font-size:.62rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;margin-bottom:2px}
#chatPopup .chat-header h5{margin:0}
html[data-theme="dark"] .ppl-chatHistoryBar{background:#101f3d;border-color:rgba(219,230,251,.1)}
html[data-theme="dark"] .ppl-chatConversationSelect,html[data-theme="dark"] .ppl-chatNewBtn{background:#132244;color:#dbe6fb;border-color:rgba(219,230,251,.16)}
@media(max-width:520px){.ppl-chatHistoryBar{padding:7px}.ppl-chatNewBtn{padding:8px}.ppl-chatNewBtn i{margin-right:0}.ppl-chatConversationSelect{font-size:.68rem}}

/* Shared-notebook freemium boundaries. Keep locked content visible so the
   upgrade moment has context, while all access is also enforced server-side. */
.ppl-sharedFreemiumLocked{opacity:.68}
.ppl-sharedFreemiumLocked:hover{opacity:.82}
.ppl-sharedFreemiumLocked .unit-card__footerCta,.ppl-sharedFreemiumLocked .ppl-chip{opacity:1}
.ppl-sharedFreemiumNotice{display:flex;align-items:center;gap:14px;padding:18px;border:1px dashed var(--ppl-border-solid,#d8dfeb);border-radius:16px;background:var(--ppl-surface,#fff)}
.ppl-sharedFreemiumNotice>i{font-size:1.25rem}
.ppl-sharedFreemiumNotice>div{display:flex;flex:1;min-width:0;flex-direction:column;gap:2px}
.ppl-sharedFreemiumNotice>div span{font-size:.88rem;opacity:.72}
.ppl-sharedFreemiumGatePage{min-height:68vh;display:grid;place-items:center;padding-top:48px;padding-bottom:48px}
.ppl-sharedFreemiumGateCard{width:min(620px,100%);padding:30px;border:1px solid var(--ppl-border-solid,#d8dfeb);border-radius:20px;background:var(--ppl-surface,#fff);box-shadow:0 18px 50px rgba(20,35,60,.08)}
.ppl-sharedFreemiumGateIcon{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:rgba(90,100,125,.08);margin:14px 0}
.ppl-sharedFreemiumGateCard h1{font-size:clamp(1.55rem,3vw,2.1rem);margin:0 0 10px}
.ppl-sharedFreemiumGateCard>p{opacity:.76;margin-bottom:18px}
.ppl-sharedFreemiumGateActions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
@media (max-width:575.98px){.ppl-sharedFreemiumNotice{align-items:flex-start;flex-wrap:wrap}.ppl-sharedFreemiumGateCard{padding:22px}.ppl-sharedFreemiumGateActions .ppl-myNotesBtn{flex:1;justify-content:center}}

/* Institution learner private study layer */
.ppl-personalSupplementNotice{
  display:flex;
  gap:.8rem;
  align-items:flex-start;
  padding:.9rem 1rem;
  margin-bottom:1rem;
  border:1px solid rgba(15,23,42,.12);
  border-radius:14px;
  background:rgba(15,23,42,.035);
}
.ppl-personalSupplementNotice i{margin-top:.15rem;}
.ppl-personalSupplementNotice div{display:grid;gap:.2rem;}
.ppl-personalSupplementNotice strong{font-size:.92rem;}
.ppl-personalSupplementNotice span{font-size:.84rem;line-height:1.45;color:var(--bs-secondary-color,#6c757d);}
.ppl-personalPracticeBadge{
  display:inline-flex;
  align-items:center;
  margin-left:.45rem;
  padding:.12rem .42rem;
  border-radius:999px;
  font-size:.68rem;
  line-height:1.2;
  font-weight:700;
  vertical-align:middle;
  background:rgba(15,23,42,.07);
  color:inherit;
}