:root{--page: #f6f7f2;--surface: #ffffff;--surface-muted: #eef2ed;--line: #d8ded6;--border-subtle: #d8ded6;--line-strong: #b7c0b6;--ink: #202522;--muted: #647067;--text-strong: #202522;--text-muted: #647067;--soft: #647067;--accent: #2f6f73;--accent-soft: #dceceb;--blue: #3f6f88;--green: #426f38;--amber: #8a5a13;--red: #a4463e;--purple: #7a5c99;--radius: 8px;color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{min-height:100%;background:var(--page)}body{min-width:320px;min-height:100vh;margin:0;background:var(--page);color:var(--ink)}button{font:inherit}.learning-shell{min-height:100vh;display:grid;grid-template-rows:auto 1fr}.learning-topbar{position:sticky;top:0;z-index:10;display:flex;min-height:72px;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem clamp(1rem,3vw,2rem);border-bottom:1px solid var(--line);background:#fffffff0;backdrop-filter:blur(12px)}.topbar-title{display:grid;gap:.1rem;min-width:0}.topbar-title p,.section-kicker,.row-eyebrow,.sidebar-section-label{margin:0;color:var(--muted);font-size:.72rem;font-weight:800;letter-spacing:0;text-transform:uppercase}.topbar-title h1{margin:0;color:var(--ink);font-size:clamp(1.15rem,2vw,1.45rem);font-weight:750;line-height:1.2}.topbar-actions{display:flex;min-width:0;align-items:center;justify-content:flex-end;gap:.65rem}.updated-label,.topbar-notice{color:var(--muted);font-size:.86rem;font-weight:650;white-space:nowrap}.topbar-notice{max-width:min(420px,36vw);overflow:hidden;color:var(--accent);text-overflow:ellipsis}.icon-button{display:grid;width:40px;height:40px;flex:0 0 auto;place-items:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);cursor:pointer}.icon-button:hover,.icon-button:focus-visible{border-color:var(--accent);color:var(--accent);outline:none}.learning-layout{display:grid;grid-template-columns:278px minmax(0,1fr);min-height:0}.subject-sidebar{position:sticky;top:72px;align-self:start;height:calc(100vh - 72px);overflow:auto;border-right:1px solid var(--line);background:var(--surface);padding:1rem}.brand-button,.sidebar-link,.subject-link{width:100%;border:0;background:transparent;color:inherit;cursor:pointer;text-align:left}.brand-button{display:flex;align-items:center;gap:.7rem;min-height:44px;margin-bottom:1.25rem;padding:.2rem;color:var(--ink);font-size:1rem;font-weight:800}.brand-mark{display:grid;width:34px;height:34px;place-items:center;border-radius:var(--radius);background:#e5efec;color:var(--accent)}.sidebar-nav{display:grid;gap:.35rem}.sidebar-link{display:flex;align-items:center;gap:.65rem;min-height:42px;padding:.6rem .65rem;border-radius:var(--radius);color:var(--muted);font-weight:700}.sidebar-link:hover,.sidebar-link:focus-visible,.sidebar-link.active{background:#eef4f2;color:var(--accent);outline:none}.sidebar-section-label{margin:1.15rem 0 .4rem}.subject-link-list{display:grid;gap:.35rem}.mobile-course-switcher{display:none}.subject-link{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:.65rem;align-items:center;min-height:58px;padding:.6rem;border:1px solid transparent;border-radius:var(--radius)}.subject-link:hover,.subject-link:focus-visible,.subject-link.active{border-color:var(--line);background:#f7faf7;outline:none}.subject-color{width:8px;height:34px;border-radius:999px;background:var(--subject-color)}.subject-link-main{display:grid;gap:.12rem;min-width:0}.subject-link-main span{overflow:hidden;color:var(--ink);font-size:.92rem;font-weight:750;text-overflow:ellipsis;white-space:nowrap}.subject-link-main small{overflow:hidden;color:var(--muted);font-size:.78rem;font-weight:650;text-overflow:ellipsis;white-space:nowrap}.status-dot{width:9px;height:9px;border-radius:999px;background:var(--soft)}.status-dot.good,.status-pill.good{background:#e8f3e6;color:var(--green)}.status-dot.attention,.status-pill.attention{background:#fff3dc;color:var(--amber)}.status-dot.risk,.status-pill.risk{background:#fae9e6;color:var(--red)}.status-dot.neutral,.status-pill.neutral{background:#eeeef6;color:var(--purple)}.status-dot.good,.status-dot.attention,.status-dot.risk,.status-dot.neutral{color:transparent}.status-dot.good{background:var(--green)}.status-dot.attention{background:var(--amber)}.status-dot.risk{background:var(--red)}.status-dot.neutral{background:var(--purple)}.sidebar-empty{margin:0;padding:.75rem .65rem;color:var(--muted);font-size:.88rem}.sidebar-skeleton-list{display:grid;gap:.45rem}.sidebar-skeleton-list span,.skeleton-stack span{display:block;height:48px;border-radius:var(--radius);background:linear-gradient(90deg,#edf0eb,#f7f8f4,#edf0eb 90%);background-size:200% 100%;animation:skeletonPulse 1.1s ease-in-out infinite}.learning-main{min-width:0;padding:clamp(1.1rem,3vw,2rem)}.dashboard-view,.subject-view{display:grid;gap:1.25rem;max-width:1280px}.workspace-header,.subject-header{display:flex;align-items:flex-end;justify-content:space-between;gap:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid var(--line)}.workspace-header h2,.subject-header h2,.next-action-band h2,.state-view h2{margin:.1rem 0 0;color:var(--ink);font-size:clamp(1.35rem,3vw,2rem);font-weight:780;line-height:1.14}.subject-header{border-bottom-color:color-mix(in srgb,var(--subject-color),var(--line) 72%)}.subject-header p:last-child{margin:.4rem 0 0;color:var(--muted);font-size:.96rem}.header-metrics,.status-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(132px,1fr));gap:.6rem}.status-summary-grid{grid-template-columns:repeat(4,minmax(140px,1fr))}.metric-cell{display:grid;gap:.12rem;min-width:0;padding:.75rem .8rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.metric-cell span,.stat-row span{color:var(--muted);font-size:.78rem;font-weight:750}.metric-cell strong{color:var(--ink);font-size:1.25rem;line-height:1.15}.metric-cell small,.stat-row small{color:var(--soft);font-size:.78rem;font-weight:600}.overview-columns,.subject-columns{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:1.25rem;align-items:start}.subject-columns.three{grid-template-columns:repeat(3,minmax(0,1fr))}.workspace-section{display:grid;gap:.9rem;min-width:0;padding:1.1rem 0;border-top:1px solid var(--line)}.allround-command-center{gap:1rem}.command-status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem}.command-action-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.65rem}.command-action{display:flex;align-items:center;gap:.65rem;min-width:0;min-height:66px;padding:.75rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);cursor:pointer;text-align:left}.command-action:hover,.command-action:focus-visible{border-color:var(--accent);color:var(--accent);outline:none}.command-action svg{flex:0 0 auto}.command-action span{display:grid;gap:.15rem;min-width:0}.command-action strong,.command-action small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.command-action strong{color:inherit;font-size:.9rem;font-weight:760}.command-action small{color:var(--muted);font-size:.76rem;font-weight:650}.source-qa-panel{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-width:0;padding:.9rem;border:1px solid var(--line);border-radius:var(--radius);background:#f7faf7}.source-qa-panel div{min-width:0}.source-qa-panel h3,.source-qa-panel p{margin:0}.source-qa-panel h3{color:var(--ink);font-size:1rem}.source-qa-panel p:last-child{margin-top:.25rem;color:var(--muted);font-size:.88rem;line-height:1.4}.overview-columns .workspace-section,.subject-columns .workspace-section{border-top:0;padding-top:0}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:.75rem}.section-heading h2{margin:0;color:var(--ink);font-size:1rem;font-weight:780}.section-heading span{color:var(--muted);font-size:.78rem;font-weight:750;white-space:nowrap}.rating-summary{display:grid;gap:.85rem}.rating-score{display:flex;align-items:center;gap:.9rem}.rating-score span{display:grid;width:72px;height:72px;flex:0 0 auto;place-items:center;border:1px solid var(--line-strong);border-radius:50%;background:#eef4f2;color:var(--accent);font-size:1.9rem;font-weight:820}.rating-score small{color:var(--muted);font-size:.92rem;font-weight:650}.progress-block{display:grid;gap:.35rem}.progress-block.compact{gap:.28rem}.progress-label{display:flex;align-items:center;justify-content:space-between;gap:.75rem;color:var(--muted);font-size:.82rem;font-weight:700}.progress-label strong{color:var(--ink);font-size:.82rem}.progress-track{height:9px;overflow:hidden;border-radius:999px;background:#e7ece6}.progress-track span{display:block;height:100%;border-radius:inherit;background:var(--accent)}.rating-breakdown{display:grid;gap:.55rem}.stat-row{display:grid;grid-template-columns:minmax(100px,.7fr) minmax(0,1fr) auto;gap:.65rem;align-items:center;min-height:42px;padding:.6rem 0;border-bottom:1px solid var(--line)}.stat-row:last-child{border-bottom:0}.stat-row strong{min-width:0;overflow-wrap:anywhere;color:var(--ink);font-size:.94rem}.activity-list{display:grid}.activity-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:.75rem;align-items:start;min-height:58px;padding:.75rem 0;border-bottom:1px solid var(--line)}.activity-row:last-child{border-bottom:0}.activity-dot{width:10px;height:10px;margin-top:.35rem;border-radius:999px;background:var(--subject-color)}.activity-row h3,.topic-row h3,.assessment-row h3,.action-row h3{margin:0;color:var(--ink);font-size:.94rem;font-weight:760;line-height:1.3}.activity-row p,.topic-row p,.assessment-row p,.action-row p,.next-action-band p,.state-view p{margin:.2rem 0 0;color:var(--muted);font-size:.88rem;line-height:1.45}.activity-row time{color:var(--soft);font-size:.78rem;font-weight:720;white-space:nowrap}.quick-subject-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.8rem}.subject-card{display:grid;gap:.85rem;min-height:182px;padding:.9rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:inherit;cursor:pointer;text-align:left}.subject-card:hover,.subject-card:focus-visible{border-color:var(--accent);outline:none}.subject-card-top,.subject-card-footer{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.subject-code{display:inline-grid;min-width:42px;height:32px;place-items:center;border-radius:var(--radius);background:color-mix(in srgb,var(--subject-color),white 84%);color:var(--subject-color);font-size:.78rem;font-weight:850}.status-pill{display:inline-flex;align-items:center;min-height:26px;padding:.18rem .5rem;border-radius:999px;font-size:.74rem;font-weight:800;white-space:nowrap}.status-pill.large{min-height:34px;padding:.35rem .7rem;font-size:.82rem}.subject-card-name{color:var(--ink);font-size:1.02rem;font-weight:780;line-height:1.25}.subject-card-footer{align-self:end;color:var(--muted);font-size:.82rem;font-weight:700}.action-list,.topic-list,.assessment-list,.resource-list{display:grid;gap:.65rem}.action-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1rem;align-items:center;min-height:86px;padding:.85rem 0;border-bottom:1px solid var(--line)}.action-row:last-child{border-bottom:0}.text-button,.primary-action{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;min-height:40px;border:1px solid var(--accent);border-radius:var(--radius);cursor:pointer;font-weight:780;white-space:nowrap}.text-button{padding:.55rem .75rem;background:var(--surface);color:var(--accent)}.primary-action{padding:.65rem .9rem;background:var(--accent);color:#fff}.text-button:hover,.text-button:focus-visible,.primary-action:hover,.primary-action:focus-visible{outline:2px solid color-mix(in srgb,var(--accent),white 62%);outline-offset:2px}.next-action-band{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;padding:1rem;border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:var(--radius);background:var(--surface)}.status-summary-grid .metric-cell{background:#fbfcfa}.unit-steps{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:.35rem}.unit-steps span{height:12px;border-radius:999px;background:#e3e8e1}.unit-steps span.done{background:var(--green)}.topic-row,.assessment-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.75rem;align-items:center;min-height:62px;padding:.7rem 0;border-bottom:1px solid var(--line)}.topic-row:last-child,.assessment-row:last-child{border-bottom:0}.confidence{display:inline-flex;align-items:center;min-height:28px;padding:.2rem .55rem;border-radius:999px;font-size:.76rem;font-weight:820}.confidence.low{background:#fae9e6;color:var(--red)}.confidence.medium{background:#fff3dc;color:var(--amber)}.confidence.high{background:#e8f3e6;color:var(--green)}.assessment-row strong{color:var(--ink);font-size:1.05rem}.resource-list{margin:0;padding:0;list-style:none}.resource-list li{display:flex;align-items:center;gap:.6rem;min-height:42px;padding:.45rem 0;border-bottom:1px solid var(--line);color:var(--ink);font-size:.9rem;font-weight:680}.resource-list li:last-child{border-bottom:0}.resource-list svg{flex:0 0 auto;color:var(--accent)}.state-view{display:grid;gap:1.2rem;align-content:center;min-height:min(620px,calc(100vh - 140px));max-width:680px;margin:0 auto;padding:2rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.state-view.error-state{border-color:color-mix(in srgb,var(--red),var(--line) 62%)}.skeleton-stack{display:grid;gap:.75rem}.skeleton-stack span:nth-child(1){width:76%}.skeleton-stack span:nth-child(2){width:100%}.skeleton-stack span:nth-child(3){width:92%}.skeleton-stack span:nth-child(4){width:64%}@keyframes skeletonPulse{0%{background-position:100% 0}to{background-position:-100% 0}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}@media(max-width:1180px){.quick-subject-grid,.status-summary-grid,.command-status-grid,.command-action-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.subject-columns.three{grid-template-columns:minmax(0,1fr)}}@media(max-width:920px){.learning-layout{grid-template-columns:1fr}.subject-sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.brand-button{margin-bottom:.7rem}.sidebar-nav{grid-template-columns:auto minmax(0,1fr);align-items:center}.sidebar-section-label{display:none}.subject-link-list{display:flex;gap:.45rem;overflow-x:auto;padding-bottom:.2rem}.subject-link{width:220px;flex:0 0 220px}.overview-columns,.subject-columns{grid-template-columns:1fr}.workspace-header,.subject-header,.next-action-band,.source-qa-panel{align-items:flex-start;flex-direction:column}.header-metrics{width:100%}}@media(max-width:680px){.learning-topbar{position:static;align-items:flex-start;flex-direction:column}.topbar-actions{width:100%;justify-content:space-between}.topbar-notice{max-width:56vw}.learning-main{padding:1rem}.header-metrics,.status-summary-grid,.quick-subject-grid,.command-status-grid,.command-action-grid,.action-row,.stat-row{grid-template-columns:1fr}.text-button,.primary-action{width:100%;white-space:normal}.state-view{padding:1.2rem}}.auth-gate{display:grid;grid-template-columns:minmax(280px,.85fr) minmax(320px,1.15fr);gap:clamp(1rem,4vw,3rem);min-height:100vh;padding:clamp(1rem,4vw,3rem);align-items:center}.auth-brand-panel{display:grid;gap:1rem;max-width:560px}.auth-brand-panel img{width:72px;height:72px}.auth-brand-panel h1{margin:0;color:var(--ink);font-size:clamp(2rem,5vw,4rem);font-weight:820;line-height:1}.auth-brand-panel p{margin:0;color:var(--muted);font-size:1rem;line-height:1.6}.auth-card-grid{display:grid;gap:1rem}.auth-card,.state-panel,.handoff-panel,.answer-panel,.evaluation-panel,.micro-loop-panel,.study-plan-result,.mini-list{display:grid;gap:.8rem;min-width:0;padding:1rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.auth-card h2,.state-panel h2,.live-panel h2,.auth-card h3,.state-panel h3,.live-panel h3{margin:0;color:var(--ink)}.auth-card label,.stacked-form label,.inline-form label,.study-plan-form label,.source-note-form label,.micro-loop-panel label,.material-edit-row label{display:grid;gap:.35rem;color:var(--muted);font-size:.82rem;font-weight:760}.auth-card input,.stacked-form input,.stacked-form textarea,.stacked-form select,.inline-form input,.inline-form select,.study-plan-form input,.study-plan-form select,.study-plan-form textarea,.source-note-form select,.source-note-form textarea,.activity-item textarea,.micro-loop-panel textarea,.material-edit-row input,.auth-card textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa;color:var(--ink);font:inherit;padding:.65rem .75rem}.auth-card input:focus-visible,.stacked-form input:focus-visible,.stacked-form textarea:focus-visible,.stacked-form select:focus-visible,.inline-form input:focus-visible,.inline-form select:focus-visible,.study-plan-form input:focus-visible,.study-plan-form select:focus-visible,.study-plan-form textarea:focus-visible,.source-note-form select:focus-visible,.source-note-form textarea:focus-visible,.activity-item textarea:focus-visible,.micro-loop-panel textarea:focus-visible,.material-edit-row input:focus-visible{border-color:var(--accent);outline:2px solid color-mix(in srgb,var(--accent),white 72%);outline-offset:1px}.backend-unavailable,.form-error,.warning-list,.no-source-state{color:var(--red)}.backend-unavailable{display:grid;gap:.2rem;padding:.85rem;border:1px solid color-mix(in srgb,var(--red),var(--line) 55%);border-radius:var(--radius);background:#fae9e6}.muted-copy{margin:0;color:var(--muted);font-size:.86rem;line-height:1.45}.live-topbar{min-height:74px}.account-bar,.module-header-actions,.row-actions,.panel-heading-actions{display:flex;align-items:center;justify-content:flex-end;gap:.6rem;min-width:0;flex-wrap:wrap}.account-name-live{max-width:220px;overflow:hidden;color:var(--ink);font-weight:760;text-overflow:ellipsis;white-space:nowrap}.role-pill{display:inline-flex;align-items:center;min-height:28px;padding:.2rem .55rem;border-radius:999px;font-size:.76rem;font-weight:820;text-transform:capitalize}.role-pill.admin{background:#eeeef6;color:var(--purple)}.role-pill.student{background:#e8f3e6;color:var(--green)}.text-icon{width:auto;padding:0 .7rem}.live-module-sidebar .state-panel{padding:.75rem}.live-module-sidebar .status-pill{font-size:.68rem;padding:.15rem .4rem}.live-command-center{max-width:1380px}.live-panel{gap:1rem;padding:1rem 0}.workspace-grid{display:grid;gap:1.25rem;min-width:0}.workspace-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace-grid.compact{gap:.8rem}.panel-heading{align-items:center}.next-action-band.compact{padding:.85rem}.detail-disclosure{min-width:0;color:var(--muted);font-size:.86rem}.detail-disclosure pre,.answer-panel pre,.micro-loop-panel pre{max-width:100%;overflow:auto;margin:0;padding:.75rem;border-radius:var(--radius);background:#f1f4ef;color:var(--ink);white-space:pre-wrap}.warning-list,.citation-list,.mini-list ul,.schedule-day ul{margin:0;padding-left:1.1rem}.warning-list{display:grid;gap:.3rem;border-left:3px solid var(--amber);padding-top:.25rem;padding-bottom:.25rem}.citation-list{display:grid;gap:.45rem;color:var(--muted);font-size:.86rem}.citation-list li{padding:.35rem 0}.citation-list strong,.citation-list span,.citation-list small{display:block}.memory-grid{display:grid;gap:.9rem}.source-table,.material-list,.course-admin-list,.admin-request-list,.activity-item-stack,.evaluation-item-list{display:grid;gap:.7rem}.source-row,.material-row,.admin-request-row,.course-admin-row,.activity-card,.evaluation-item-list article,.schedule-day{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:.8rem;align-items:center;min-width:0;padding:.75rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa}.source-row h3,.material-row h3,.admin-request-row h3,.course-admin-row h3,.activity-card strong,.schedule-day strong{margin:0;overflow-wrap:anywhere;color:var(--ink);font-size:.95rem}.source-row p,.material-row p,.admin-request-row p,.course-admin-row span,.activity-card small,.schedule-day span,.material-row small{margin:.15rem 0 0;overflow-wrap:anywhere;color:var(--muted);font-size:.8rem}.inline-form{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr)) auto;gap:.7rem;align-items:end}.inline-form.compact{grid-template-columns:minmax(140px,1fr) auto auto}.stacked-form,.study-plan-form{display:grid;gap:.75rem}.study-plan-form{grid-template-columns:repeat(4,minmax(140px,1fr));align-items:end}.weak-topic-entry,.chip-row,.study-plan-form .primary-action{grid-column:1 / -1}.weak-topic-entry span{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.5rem}.chip-row{display:flex;gap:.45rem;flex-wrap:wrap}.chip-row button{border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--accent);cursor:pointer;font-weight:750;padding:.3rem .55rem}.answer-panel.source_grounded,.evaluation-panel{border-color:color-mix(in srgb,var(--green),var(--line) 55%)}.answer-panel.no_sources,.answer-panel.provider_unavailable,.evaluation-panel.low-confidence{border-color:color-mix(in srgb,var(--red),var(--line) 55%)}.activity-workspace-grid{display:grid;grid-template-columns:minmax(220px,.42fr) minmax(0,1fr);gap:1rem;align-items:start}.live-activity-list{align-content:start}.activity-card{grid-template-columns:minmax(0,1fr)}.activity-card button:first-child,.course-admin-row button{display:grid;gap:.2rem;border:0;background:transparent;color:inherit;cursor:pointer;padding:0;text-align:left}.activity-card.active,.course-admin-row.active{border-color:var(--accent);background:#eef4f2}.activity-player-surface{display:grid;gap:.9rem;min-width:0}.activity-player-header{display:flex;align-items:start;justify-content:space-between;gap:.8rem}.activity-player-header h3{margin:.15rem 0 0}.activity-item{display:grid;gap:.65rem;padding:.85rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.activity-item header{display:flex;gap:.5rem;align-items:center}.activity-item header span{display:grid;width:28px;height:28px;place-items:center;border-radius:50%;background:#eef4f2;color:var(--accent);font-weight:800}.activity-item p{margin:0;color:var(--ink);line-height:1.5}.choice-list{display:grid;gap:.45rem}.choice-list label,.checkbox-label{display:flex;align-items:center;gap:.45rem}.schedule-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem}.schedule-day{align-items:start;grid-template-columns:minmax(0,1fr)}.history-list,.source-library-list,.admin-insight-list,.question-message-list,.mini-timeline,.chunk-preview-list{display:grid;gap:.7rem}.history-row,.source-library-row,.chunk-preview,.mini-timeline article,.question-detail,.question-message{display:grid;gap:.55rem;min-width:0;padding:.8rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa}.history-row,.source-library-row{grid-template-columns:minmax(0,1fr) auto;align-items:start}.history-row h3,.source-library-row h3,.mini-timeline article strong,.question-detail h3,.question-message strong{margin:0;overflow-wrap:anywhere;color:var(--ink);font-size:.95rem}.history-row p,.source-library-row p,.chunk-preview p,.mini-timeline article span,.question-message p{margin:0;overflow-wrap:anywhere;color:var(--muted);font-size:.86rem;line-height:1.45}.history-row small,.source-library-row small,.mini-timeline article small,.question-message small{color:var(--soft);font-size:.76rem;font-weight:680}.source-library-row .detail-disclosure{width:min(320px,34vw)}.question-layout{display:grid;grid-template-columns:minmax(180px,.42fr) minmax(0,1fr);gap:.9rem;align-items:start}.question-list{display:grid;gap:.55rem}.question-list button{display:grid;gap:.2rem;min-width:0;padding:.75rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa;color:inherit;cursor:pointer;text-align:left}.question-list button.active,.question-list button:hover,.question-list button:focus-visible{border-color:var(--accent);background:#eef4f2;outline:none}.question-list strong{overflow-wrap:anywhere;color:var(--ink);font-size:.88rem}.question-list span{color:var(--muted);font-size:.78rem;font-weight:680}.question-message.admin{border-color:color-mix(in srgb,var(--purple),var(--line) 58%);background:#f4f2f7}.question-message.student{border-color:color-mix(in srgb,var(--green),var(--line) 60%)}.admin-course-grid{display:grid;grid-template-columns:minmax(240px,.8fr) minmax(0,1.2fr);gap:1.25rem;align-items:start}.admin-column{display:grid;gap:.9rem;min-width:0}.source-status-dashboard{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.6rem}.material-row{grid-template-columns:minmax(0,1fr) auto minmax(150px,auto)}.material-edit-row{grid-template-columns:repeat(3,minmax(120px,1fr)) auto}.toast-stack{position:fixed;right:1rem;top:max(1rem,env(safe-area-inset-top));z-index:50;display:grid;gap:.5rem;width:min(360px,calc(100vw - 2rem));pointer-events:none}.toast-message{min-height:42px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);cursor:pointer;font-weight:760;padding:.7rem .85rem;text-align:left;box-shadow:0 12px 32px #2025221f;pointer-events:auto}.toast-message.good{border-color:color-mix(in srgb,var(--green),var(--line) 45%)}.toast-message.risk{border-color:color-mix(in srgb,var(--red),var(--line) 45%)}.today-home{display:grid;gap:1rem;max-width:1380px;margin-bottom:1.25rem}.today-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;min-width:0;padding-bottom:1rem;border-bottom:1px solid var(--line)}.today-hero h2{margin:.1rem 0 0;color:var(--ink);font-size:clamp(1.45rem,3vw,2.05rem);font-weight:790;line-height:1.14}.today-hero p:last-child{max-width:740px;margin:.4rem 0 0;color:var(--muted);line-height:1.5}.today-hero .privacy-note{max-width:780px;padding:.65rem .75rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa;color:var(--text-strong);font-weight:700}.today-primary-action{display:flex;justify-content:flex-end;flex:0 0 auto}.today-loading-note{margin:-.25rem 0 0;padding:.55rem .7rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa;color:var(--muted);font-size:.86rem;font-weight:720}.today-card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem}.today-card-grid.admin{grid-template-columns:repeat(4,minmax(0,1fr))}.today-support-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.75rem}.today-secondary-details{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.today-secondary-details summary{min-height:44px;padding:.8rem 1rem;color:var(--accent);font-weight:800;cursor:pointer}.today-secondary-details .today-card-grid{padding:0 1rem 1rem;grid-template-columns:repeat(3,minmax(0,1fr))}.today-card{display:grid;gap:.55rem;min-width:0;min-height:138px;padding:.85rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa}.today-card h3{margin:0;overflow-wrap:anywhere;color:var(--ink);font-size:1.08rem;line-height:1.24}.today-card p:last-child{margin:0;color:var(--muted);font-size:.88rem;line-height:1.45}.today-card-head{display:flex;align-items:center;justify-content:space-between;gap:.65rem;min-width:0}.today-bottom-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);gap:1.25rem;align-items:start}.today-preference-form{display:grid;grid-template-columns:repeat(4,minmax(140px,1fr));gap:.75rem;align-items:end}.today-preference-form label{display:grid;gap:.35rem;color:var(--muted);font-size:.82rem;font-weight:760}.today-preference-form input,.today-preference-form select,.today-preference-form textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa;color:var(--ink);font:inherit;padding:.65rem .75rem}.today-preference-form input:focus-visible,.today-preference-form select:focus-visible,.today-preference-form textarea:focus-visible{border-color:var(--accent);outline:2px solid color-mix(in srgb,var(--accent),white 72%);outline-offset:1px}.today-notes-field,.today-preference-form .primary-action{grid-column:1 / -1}.today-link-grid{display:grid;grid-template-columns:1fr;gap:.55rem}.today-side-stack,.notification-list{display:grid;gap:.9rem}.notification-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.75rem;align-items:center;min-width:0;padding:.75rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa}.notification-row h3{margin:0;overflow-wrap:anywhere;color:var(--ink);font-size:.92rem}.notification-row p{margin:.18rem 0 0;overflow-wrap:anywhere;color:var(--muted);font-size:.84rem;line-height:1.4}.today-link-grid .text-button,.today-primary-action .primary-action,.today-hero>.primary-action{text-decoration:none}.consumer-destination-nav{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:.55rem}.consumer-destination-nav button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:.55rem .7rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--accent);cursor:pointer;font-weight:800;text-decoration:none}.consumer-destination-nav button:hover,.consumer-destination-nav button:focus-visible,.consumer-destination-nav button.active{border-color:var(--accent);background:var(--accent-soft);outline:2px solid color-mix(in srgb,var(--accent),white 68%);outline-offset:2px}.task-mode-panel{display:grid;gap:1rem;outline:none}.task-mode-panel:focus-visible,.focusable-status:focus-visible,.focused-exam-mode textarea:focus-visible,.exam-result-review h4:focus-visible,.evaluation-panel h3:focus-visible{outline:2px solid color-mix(in srgb,var(--accent),white 58%);outline-offset:3px}.onboarding-flow{display:grid;gap:1rem;max-width:1180px}.onboarding-grid{display:grid;grid-template-columns:minmax(240px,.75fr) minmax(0,1.25fr);gap:1rem;align-items:start}.onboarding-panel,.progress-story{display:grid;gap:.75rem;min-width:0;padding:1rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa}.onboarding-form label{display:grid;gap:.35rem;color:var(--muted);font-size:.82rem;font-weight:760}.onboarding-form input,.onboarding-form select{width:100%;min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink);font:inherit;padding:.65rem .75rem}.onboarding-steps,.study-block-checklist{display:grid;gap:.5rem;margin:0;padding:0;list-style:none}.onboarding-steps li,.study-block-checklist li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.55rem;align-items:start;min-height:34px;color:var(--muted);font-weight:700}.onboarding-steps span{min-width:44px;color:var(--soft);font-size:.74rem;font-weight:820;text-transform:uppercase}.onboarding-steps li.done{color:var(--ink)}.onboarding-steps li.done span{color:var(--green)}.today-study-block{padding:1rem;border:1px solid color-mix(in srgb,var(--accent),var(--line) 45%);border-radius:var(--radius);background:#fbfcfa}.study-block-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(250px,.75fr);gap:1rem;align-items:start}.study-block-main,.study-block-evidence,.mistake-list,.mistake-row{display:grid;gap:.75rem;min-width:0}.decision-reason,.canonical-trust-sentence,.inline-success{margin:0;overflow-wrap:anywhere;line-height:1.45}.decision-reason{color:var(--ink);font-size:1rem;font-weight:690}.canonical-trust-sentence{padding:.7rem .8rem;border:1px solid var(--border-subtle);border-radius:var(--radius);background:var(--accent-soft);color:var(--text-strong);font-size:.94rem;font-weight:700}.inline-success{padding:.55rem .7rem;border:1px solid color-mix(in srgb,var(--green),var(--line) 56%);border-radius:var(--radius);background:#edf6eb;color:var(--green);font-weight:760}.today-primary-cta{width:min(100%,360px)}.today-action-details{display:grid;gap:.7rem}.today-action-details summary{min-height:40px;color:var(--accent);cursor:pointer;font-weight:800}.secondary-actions{margin-top:.75rem}.study-block-main h3{margin:0;color:var(--ink);font-size:1.2rem;line-height:1.25}.study-block-checklist li{grid-template-columns:minmax(0,1fr);padding:.5rem .65rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink)}.study-block-evidence{padding:.8rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.recommendation-reasons ul{display:grid;gap:.45rem;margin:.6rem 0 0;padding-left:1rem}.recommendation-reasons li{color:var(--muted)}.recommendation-reasons strong,.recommendation-reasons span{display:block}.mistake-row{grid-template-columns:minmax(0,1fr) auto;align-items:start;padding:.8rem;border:1px solid var(--line);border-radius:var(--radius);background:#fbfcfa}.mistake-row h3,.progress-story h3{margin:0;color:var(--ink);font-size:1rem}.mistake-row p,.progress-story p{margin:0;overflow-wrap:anywhere;color:var(--muted);font-size:.88rem;line-height:1.45}button:disabled,input:disabled,textarea:disabled,select:disabled{cursor:not-allowed;opacity:.6}@media(max-width:1180px){.workspace-grid.two,.admin-course-grid,.activity-workspace-grid,.today-bottom-grid,.study-block-layout,.onboarding-grid{grid-template-columns:1fr}.study-plan-form,.source-status-dashboard,.today-preference-form,.today-card-grid,.today-card-grid.admin{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:920px){.auth-gate{grid-template-columns:1fr;align-items:start}.inline-form,.inline-form.compact{grid-template-columns:1fr}.consumer-destination-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.source-row,.material-row,.material-edit-row,.admin-request-row,.history-row,.source-library-row,.question-layout,.notification-row,.mistake-row{grid-template-columns:1fr;align-items:stretch}.source-library-row .detail-disclosure{width:100%}.today-hero{align-items:flex-start;flex-direction:column}.today-primary-action{width:100%}}.student-next-action .study-block-main{min-width:0}.trust-state-strip{display:grid;gap:.7rem;padding:.9rem 1rem;border:1px solid var(--border-subtle);border-radius:8px;background:var(--surface-muted)}.trust-state-strip summary{min-height:40px;color:var(--accent);cursor:pointer;font-weight:800}.trust-state-strip>div,.missing-source-grid,.exam-mode-picker,.progress-evidence-grid{display:grid;gap:.55rem}.trust-state-strip>div{grid-template-columns:repeat(3,minmax(0,1fr))}.trust-state-strip span,.low-confidence-note{border:1px solid var(--border-subtle);border-radius:8px;padding:.5rem .65rem;background:var(--surface);color:var(--text-muted)}.low-confidence-note{color:var(--text-strong)}.trust-state-strip ul{margin:0;padding-left:1.1rem}.source-recovery-lead,.source-note-form,.exam-prep-grid,.exam-attempt-status,.exam-section-list,.exam-result-review{display:grid;gap:.75rem}.source-recovery-lead{grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:.85rem;border:1px solid var(--border-subtle);border-radius:8px;background:var(--accent-soft)}.source-note-form{padding:.85rem;border:1px solid var(--border-subtle);border-radius:8px;background:#fbfcfa}.exam-prep-grid,.exam-attempt-status{grid-template-columns:repeat(4,minmax(0,1fr))}.exam-section-list{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.exam-section-list span{padding:.5rem .6rem;border:1px solid var(--border-subtle);border-radius:8px;background:#fbfcfa;color:var(--text-muted);font-size:.86rem;font-weight:700}.missing-source-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));align-items:start}.exam-mode-picker{grid-template-columns:repeat(4,minmax(0,1fr))}.exam-mode-picker button{min-height:42px;border:1px solid var(--border-subtle);border-radius:8px;background:var(--surface);color:var(--text-strong)}.exam-mode-picker button.active{border-color:var(--accent);background:var(--accent-soft)}.timed-exam-attempt,.rubric-feedback{display:grid;gap:.75rem;padding:.85rem;border:1px solid var(--border-subtle);border-radius:8px;background:var(--surface)}.timed-exam-attempt.active{border-color:var(--accent)}.focused-exam-mode{background:#f7faf7}.focused-exam-mode textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);font:inherit;padding:.75rem}.coaching-summary{margin:0;color:var(--text-strong);font-size:1rem;font-weight:750;line-height:1.45}.progress-evidence-grid,.rubric-feedback{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:680px){.learning-topbar{position:sticky;display:grid;grid-template-columns:minmax(0,1fr) auto;min-height:0;gap:.6rem;padding:.75rem 1rem;align-items:center}.topbar-title h1{font-size:1.08rem}.topbar-title p{font-size:.68rem}.subject-sidebar{padding:.55rem 1rem}.brand-button{display:none}.mobile-course-switcher{display:block}.mobile-course-switcher summary{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.5rem;align-items:center;min-height:40px;color:var(--muted);cursor:pointer;font-size:.78rem;font-weight:760}.mobile-course-switcher summary strong{overflow:hidden;color:var(--ink);text-overflow:ellipsis;white-space:nowrap}.sidebar-nav{display:none}.subject-link-list.compact{display:grid;gap:.45rem;margin-top:.45rem;overflow:visible}.subject-link-list.compact .subject-link{width:100%;min-height:48px;padding:.5rem}.auth-gate{padding:1rem}.auth-brand-panel h1{font-size:2.1rem}.account-bar{width:auto;gap:.45rem;justify-content:flex-end}.account-bar .role-pill,.account-bar .text-button,.account-bar .text-icon{width:auto;flex:0 0 auto;min-height:36px;padding:.45rem .6rem}.account-name-live{display:none}.today-home{gap:.75rem}.today-hero{gap:.45rem;padding-bottom:.75rem}.today-hero h2{font-size:1.35rem}.today-hero p:last-child{margin-top:.3rem;line-height:1.4}.today-study-block{padding:.85rem}.today-study-block .panel-heading{gap:.2rem}.study-block-layout,.study-block-main{gap:.65rem}.study-block-checklist{gap:.4rem}.study-block-main h3{font-size:1.08rem}.decision-reason,.canonical-trust-sentence{font-size:.9rem}.today-primary-cta{width:100%}.workspace-grid.two,.study-plan-form,.today-preference-form,.today-card-grid,.today-card-grid.admin,.today-support-strip,.today-secondary-details .today-card-grid,.schedule-grid,.source-status-dashboard,.command-status-grid,.consumer-destination-nav,.trust-state-strip>div,.exam-mode-picker,.exam-prep-grid,.exam-attempt-status,.source-recovery-lead,.progress-evidence-grid,.rubric-feedback{grid-template-columns:1fr}.panel-heading,.activity-player-header{align-items:flex-start;flex-direction:column}.row-actions,.module-header-actions,.panel-heading-actions,.today-card-head{width:100%;justify-content:stretch}.row-actions>*,.module-header-actions>*,.panel-heading-actions>*{flex:1 1 auto}.source-row,.material-row,.material-edit-row,.admin-request-row,.course-admin-row,.history-row,.source-library-row,.notification-row{grid-template-columns:1fr}.today-card{min-height:0}.toast-stack{top:max(.75rem,env(safe-area-inset-top));right:.75rem;width:min(340px,calc(100vw - 1.5rem))}}
