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.pill{max-width:100%;overflow-wrap:anywhere}.source-card :is(h2,p),.archived-sources strong{unicode-bidi:plaintext}.source-card h2{text-align:left}.question-bank{display:grid;gap:var(--space-5)}.question-bank-review h2,.question-bank-test h2{margin:0}.question-bank-review dl{margin:var(--space-3) 0 var(--space-4);display:grid;gap:var(--space-1)}.question-bank-review dl>div{display:grid;grid-template-columns:11rem minmax(0,1fr);gap:var(--space-3)}.question-bank-review dt{color:var(--ink-soft)}.question-bank-review dd{margin:0}.question-bank-test>p{margin:var(--space-1) 0 0}.question-bank-domain h3{margin:var(--space-5) 0 var(--space-2)}.question-bank-domain ul{margin:0;padding:0;list-style:none}.question-bank-domain li{display:grid;grid-template-columns:minmax(12rem,22rem) minmax(0,1fr);gap:var(--space-4);padding:var(--space-1) 0;border-bottom:1px solid var(--line)}@media (max-width: 1024px){.question-bank-domain li{grid-template-columns:minmax(0,1fr);gap:var(--space-1)}}.source-editor-dialog{width:min(44rem,calc(100vw - 2rem));max-width:none;padding:0;border:0;background:transparent;overflow:visible}.source-editor{width:min(44rem,100%);max-height:calc(100dvh - 2rem);padding:var(--space-5);display:grid;gap:var(--space-4);overflow:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-lg);overscroll-behavior:contain}.source-editor>h2{margin:0}.source-editor-fields{display:grid;gap:var(--space-4)}.source-editor-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(9rem,1fr);gap:var(--space-3)}@media (max-width: 1024px){.source-list,.research-method-details,.source-editor-grid{grid-template-columns:minmax(0,1fr)}.research-method-details>div{border-right:0}.research-method-details>div:nth-last-child(2){border-bottom:1px solid var(--line)}.research-filters label{width:100%}.knowledge-toolbar{align-items:stretch;flex-direction:column}.assistant-message{width:96%}}::selection{color:var(--ink);background:var(--selection)}.demo-feedback-link{min-height:44px;display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);color:inherit;font-size:var(--text-sm);font-weight:var(--weight-semibold);text-align:left;border:0;border-radius:var(--radius-md);background:transparent;cursor:pointer;transition:background-color var(--duration-fast) var(--ease-out)}.demo-feedback-link:active{background:color-mix(in srgb,currentColor 10%,transparent)}@media (hover: hover) and (pointer: fine){.demo-feedback-link:hover{background:color-mix(in srgb,currentColor 10%,transparent)}}.app-sidebar>.demo-feedback-link{flex-shrink:0;color:var(--on-navy-soft)}.mobile-bar-actions{display:flex;align-items:center;gap:var(--space-1);flex-shrink:0}.mobile-bar-actions .demo-feedback-link>span{max-width:5.5rem;line-height:var(--leading-snug)}.feedback-dialog{width:min(40rem,calc(100vw - 2rem));max-width:none;max-height:calc(100dvh - 3rem);padding:0;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-lg)}.feedback-dialog[open]{display:flex}.feedback-dialog-content{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column}.feedback-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--line)}.feedback-dialog-header h2{margin:0}.feedback-survey{flex:1;min-height:0;overflow-y:auto;padding:var(--space-5);overscroll-behavior:contain}.feedback-survey form{display:grid;gap:var(--space-5)}.feedback-survey [hidden]{display:none!important}.feedback-survey-note{margin:0;color:var(--muted);font-size:var(--text-sm);line-height:var(--leading-normal)}.feedback-survey .notice{margin:0}@media (max-width: 640px){.feedback-dialog{width:100%;height:100dvh;max-height:none;border:0;border-radius:0}.feedback-dialog-header{padding:var(--space-3) var(--space-4)}}.app-frame{min-height:100dvh;display:grid;grid-template-columns:clamp(256px,16rem,30vw) minmax(0,1fr)}.app-sidebar{position:sticky;top:0;z-index:var(--z-sticky);height:100dvh;overflow-y:auto;padding:var(--space-4) var(--space-3) 0;display:flex;flex-direction:column;gap:var(--space-3);color:var(--on-navy);background:linear-gradient(180deg,var(--brand-navy) 0%,var(--brand-navy-deep) 100%);box-shadow:inset -1px 0 color-mix(in srgb,var(--on-navy-tint) 5%,transparent);scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--on-navy-tint) 16%,transparent) transparent;overscroll-behavior:contain}.app-sidebar :focus-visible{outline-color:var(--brand-mint)}.sidebar-brand,.mobile-brand{min-width:0;display:flex;align-items:center;gap:var(--space-3)}.sidebar-brand{padding:var(--space-1) var(--space-2) var(--space-1)}.brand-logo{display:block;width:min(4.5rem,25vw);height:auto;flex:none}.sidebar-brand>span:nth-child(2),.mobile-brand>span:nth-child(2){min-width:0;display:flex;flex-direction:column;line-height:var(--leading-tight)}.sidebar-brand b,.mobile-brand b{overflow:hidden;text-overflow:ellipsis;font-size:var(--text-md);font-weight:var(--weight-bold);letter-spacing:var(--tracking-snug)}.mobile-brand small{margin-top:var(--space-1);color:var(--muted);font-size:var(--text-xs)}.app-sidebar .sidebar-close{display:none;margin-left:auto}.school-context{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-2) var(--space-3);border-radius:var(--radius-lg);background:color-mix(in srgb,var(--on-navy-tint) 5.5%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--on-navy-tint) 7%,transparent)}.school-avatar{width:2rem;height:2rem;flex:none;display:grid;place-items:center;border-radius:var(--radius-md);background:color-mix(in srgb,var(--on-navy-tint) 12%,transparent);color:var(--on-navy);font-size:var(--text-sm);font-weight:var(--weight-bold)}.school-context-copy,.account-copy{min-width:0;display:flex;flex-direction:column}.school-context-copy b{overflow-wrap:anywhere;font-size:var(--text-sm);font-weight:var(--weight-semibold);line-height:var(--leading-snug)}@media (min-width: 1025px){.school-context-copy b{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}}.school-context-copy small{margin-top:var(--space-1);color:var(--on-navy-muted);font-size:var(--text-xs)}.sidebar-nav,.sidebar-nav-group{display:flex;flex-direction:column;gap:var(--space-1)}.sidebar-nav-group+.sidebar-nav-group{margin-top:var(--space-4)}.sidebar-nav-label{margin:0 0 var(--space-1);padding:0 var(--space-3);color:var(--on-navy-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold)}.nav-item{min-height:40px;display:grid;grid-template-columns:1.25rem minmax(0,1fr) auto;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);color:var(--on-navy-soft);border-radius:var(--radius-md);text-decoration:none;font-size:var(--text-sm);font-weight:var(--weight-semibold);transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out)}button.nav-item{width:100%;border:0;background:transparent;font-family:inherit;text-align:left;cursor:pointer}.nav-item:active{color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 6%,transparent)}@media (hover: hover) and (pointer: fine){.nav-item:hover{color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 6%,transparent)}}.nav-item.active{color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 11%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--on-navy-tint) 6%,transparent)}.nav-icon{width:1.25rem;height:1.25rem;display:grid;place-items:center;transition:color var(--duration-fast) var(--ease-out)}.nav-item.active .nav-icon{color:var(--brand-mint)}.nav-count{min-width:1.5rem;padding:var(--space-1) var(--space-2);color:var(--muted);background:var(--surface-muted);border-radius:var(--radius-full);text-align:center;font-size:var(--text-xs);font-weight:var(--weight-semibold);line-height:var(--leading-snug);font-variant-numeric:tabular-nums}.nav-item .nav-count{color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 9%,transparent)}.nav-item.active .nav-count{color:var(--brand-navy);background:var(--brand-mint)}.nav-total{min-width:1.5rem;color:var(--on-navy-muted);text-align:center;font-size:var(--text-xs);font-variant-numeric:tabular-nums}.name-avatar{display:inline-grid;flex:none;place-items:center;width:2.1rem;height:2.1rem;border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--weight-bold);line-height:1;color:var(--ink-soft);background:var(--surface-muted)}.account-card .name-avatar{width:2rem;height:2rem;color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 12%,transparent)}.sidebar-spacer{flex:1;min-height:.5rem}.account-card{position:sticky;bottom:0;display:grid;padding:var(--space-1) 0 calc(var(--space-2) + env(safe-area-inset-bottom,0px));border-top:1px solid color-mix(in srgb,var(--on-navy-tint) 8%,transparent);background:var(--brand-navy-deep)}.account-identity{display:flex;align-items:center;gap:var(--space-3);padding:0 var(--space-1) 0 var(--space-3)}.account-identity .icon-button{width:2.5rem;height:2.5rem}.account-card .nav-item{width:auto;justify-self:start;padding-right:var(--space-4)}.account-copy{flex:1 1 auto;display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;color:var(--on-navy);font-size:var(--text-sm);font-weight:var(--weight-semibold);line-height:var(--leading-snug);overflow-wrap:anywhere}.app-content{width:100%;max-width:1200px;min-width:0;margin:0 auto;padding:var(--space-6) var(--space-7) calc(var(--space-7) * 2);outline:none}.mobile-bar,.nav-overlay{display:none}.empty-state{padding:var(--space-6) var(--space-4);color:var(--muted);text-align:center;overflow-wrap:break-word}.empty-state :is(h2,h3,h4){margin:0 0 var(--space-1);color:var(--ink);font-size:var(--text-md);font-weight:var(--weight-semibold)}.empty-state p{max-width:44ch;margin:0 auto;font-size:var(--text-sm)}.empty-state .btn{margin-top:var(--space-4)}.empty-icon{width:3rem;height:3rem;display:grid;place-items:center;margin:0 auto var(--space-4);color:var(--accent);border-radius:var(--radius-lg);background:var(--accent-soft);box-shadow:var(--ring-accent)}.muted{color:var(--muted)}.small{font-size:var(--text-sm)}.danger{color:var(--danger)}.dropzone{display:flex;flex-direction:column;gap:var(--space-2);align-items:center;padding:var(--space-7) var(--space-5);background:var(--card);border:1px dashed var(--control-border);border-radius:var(--radius-lg);cursor:pointer;transition:border-color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out);box-shadow:var(--shadow-sm)}.dropzone.dragging,.dropzone:has(input:focus-visible),.dropzone:active{border-color:var(--accent);background:var(--accent-soft);box-shadow:var(--shadow-md)}@media (hover: hover) and (pointer: fine){.dropzone:hover{border-color:var(--accent);background:var(--accent-soft);box-shadow:var(--shadow-md)}}.dropzone.reading,.dropzone.reading:active{cursor:default;border-color:var(--control-border);background:var(--card);box-shadow:var(--shadow-sm)}@media (hover: hover) and (pointer: fine){.dropzone.reading:hover{cursor:default;border-color:var(--control-border);background:var(--card);box-shadow:var(--shadow-sm)}}.dropzone>svg{margin-bottom:var(--space-1);color:var(--accent)}.dropzone strong{color:var(--accent);font-size:var(--text-md);font-weight:var(--weight-bold)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4) var(--space-5);margin-bottom:var(--space-6)}.topbar h1{margin-bottom:var(--space-1)}.topbar p{margin:0;font-size:var(--text-md)}.topbar-actions{display:flex;gap:var(--space-2);flex:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:40px;padding:var(--space-2) var(--space-4);color:var(--on-accent);text-align:center;font-size:var(--text-sm);font-weight:var(--weight-semibold);line-height:var(--leading-tight);text-decoration:none;border:1px solid var(--accent-strong);border-radius:var(--radius-md);background:var(--accent);cursor:pointer;transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out),transform var(--move-fast) var(--ease-out)}.btn:active:not(:disabled,.disabled){color:var(--on-accent);border-color:var(--accent-hover);background:var(--accent-hover)}@media (hover: hover) and (pointer: fine){.btn:hover:not(:disabled,.disabled){color:var(--on-accent);border-color:var(--accent-hover);background:var(--accent-hover)}}.btn:active:not(:disabled,.disabled){transform:scale(.96)}.btn.small{min-height:32px;padding:var(--space-1) var(--space-3)}.btn.ghost{color:var(--ink);border-color:var(--control-border);background:var(--card);box-shadow:var(--shadow-sm)}.btn.ghost:active:not(:disabled,.disabled){color:var(--ink);border-color:var(--control-border-hover);background:var(--surface-subtle)}@media (hover: hover) and (pointer: fine){.btn.ghost:hover:not(:disabled,.disabled){color:var(--ink);border-color:var(--control-border-hover);background:var(--surface-subtle)}}.btn.danger,.btn.danger:active:not(:disabled,.disabled){color:var(--on-accent);border-color:var(--danger);background:var(--danger)}@media (hover: hover) and (pointer: fine){.btn.danger:hover:not(:disabled,.disabled){color:var(--on-accent);border-color:var(--danger);background:var(--danger)}}.btn.ghost.danger{color:var(--danger);border-color:var(--danger);background:var(--card)}.btn.ghost.danger:active:not(:disabled,.disabled){color:var(--danger);border-color:var(--danger);background:var(--danger-soft)}@media (hover: hover) and (pointer: fine){.btn.ghost.danger:hover:not(:disabled,.disabled){color:var(--danger);border-color:var(--danger);background:var(--danger-soft)}}.btn>svg{margin-inline:calc(var(--space-1) * -1)}.file-button{cursor:pointer}label.btn:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:2px}.text-button,.linklike{text-decoration:none;min-height:24px;display:inline-flex;align-items:center;gap:var(--space-1);padding:0;color:var(--accent);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-align:left;border:0;background:transparent;cursor:pointer}.linklike{font:inherit}:is(.text-button,.linklike):active:not(:disabled){color:var(--accent-hover);text-decoration:underline;text-underline-offset:.2em}@media (hover: hover) and (pointer: fine){:is(.text-button,.linklike):hover:not(:disabled){color:var(--accent-hover);text-decoration:underline;text-underline-offset:.2em}}.text-button.danger,.text-button.danger:active:not(:disabled){color:var(--danger)}@media (hover: hover) and (pointer: fine){.text-button.danger:hover:not(:disabled){color:var(--danger)}}.link-arrow{min-height:24px;display:inline-flex;align-items:center;gap:var(--space-1);color:var(--accent);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-decoration:none}.link-arrow:active{color:var(--accent-hover)}@media (hover: hover) and (pointer: fine){.link-arrow:hover{color:var(--accent-hover)}}.link-arrow svg{transition:transform var(--move) var(--ease-out)}.link-arrow:active svg{transform:translate(2px)}@media (hover: hover) and (pointer: fine){.link-arrow:hover svg{transform:translate(2px)}}.icon-button{width:2rem;height:2rem;flex:none;display:inline-grid;place-items:center;padding:0;color:var(--muted);border:0;border-radius:var(--radius-md);background:transparent;cursor:pointer;transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out),transform var(--move-fast) var(--ease-out)}.icon-button:active:not(:disabled){transform:scale(.96)}.icon-button.large{width:2.5rem;height:2.5rem}.icon-button:active:not(:disabled){color:var(--ink);background:var(--surface-muted)}@media (hover: hover) and (pointer: fine){.icon-button:hover:not(:disabled){color:var(--ink);background:var(--surface-muted)}}.app-sidebar .icon-button{color:var(--on-navy-soft)}.app-sidebar .icon-button:active:not(:disabled){color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 8%,transparent)}@media (hover: hover) and (pointer: fine){.app-sidebar .icon-button:hover:not(:disabled){color:var(--on-navy);background:color-mix(in srgb,var(--on-navy-tint) 8%,transparent)}}.tabs{min-width:0;display:flex;gap:var(--space-5);overflow-x:auto;margin:0 0 var(--space-5);box-shadow:inset 0 -1px 0 var(--line);scrollbar-width:none;overscroll-behavior-x:contain}.tabs[data-more~=start]{-webkit-mask-image:linear-gradient(to right,transparent,#000 var(--space-7));mask-image:linear-gradient(to right,transparent,#000 var(--space-7))}.tabs[data-more~=end]{-webkit-mask-image:linear-gradient(to left,transparent,#000 var(--space-7));mask-image:linear-gradient(to left,transparent,#000 var(--space-7))}.tabs[data-more="start end"]{-webkit-mask-image:linear-gradient(to right,transparent,#000 var(--space-7),#000 calc(100% - var(--space-7)),transparent);mask-image:linear-gradient(to right,transparent,#000 var(--space-7),#000 calc(100% - var(--space-7)),transparent)}.topbar+.tabs{margin-top:calc(var(--space-2) * -1)}.tab{min-height:44px;display:inline-flex;align-items:center;gap:var(--space-2);flex:none;color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-decoration:none;border-bottom:2px solid transparent;transition:color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out)}.tab:active{color:var(--ink)}@media (hover: hover) and (pointer: fine){.tab:hover{color:var(--ink)}}.tab[aria-current=page]{color:var(--ink);border-bottom-color:var(--accent)}.tab:focus-visible{outline-offset:-2px;border-radius:var(--radius-sm)}.heading-count{margin-left:var(--space-1);color:var(--muted);font-weight:var(--weight-semibold);font-variant-numeric:tabular-nums}.tab-count{min-width:1.5rem;padding:0 var(--space-2);color:var(--muted);font-size:var(--text-xs);line-height:var(--leading-normal);font-variant-numeric:tabular-nums;text-align:center;border-radius:var(--radius-full);background:var(--surface-muted)}.tab[aria-current=page] .tab-count{color:var(--accent);background:var(--accent-soft)}.segmented{width:fit-content;max-width:100%;display:inline-flex;flex-wrap:wrap;gap:2px;padding:2px;border-radius:var(--radius-md);background:var(--surface-muted);box-shadow:var(--ring)}.segmented label{min-height:0;display:flex;gap:0}.segmented input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.segmented :is(button,label>span){min-height:32px;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:0 var(--space-3);color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-semibold);white-space:nowrap;border:0;border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out)}.segmented :is(button:active:not(:disabled),label:active>span){color:var(--ink)}@media (hover: hover) and (pointer: fine){.segmented :is(button:hover:not(:disabled),label:hover>span){color:var(--ink)}}.segmented :is(button[aria-pressed=true],input:checked+span){color:var(--ink);background:var(--card);box-shadow:0 0 0 1px var(--control-border)}.segmented input:focus-visible+span{outline:2px solid var(--accent);outline-offset:2px}.badge{display:inline-flex;align-items:center;gap:var(--space-1);color:var(--ink-soft);font-size:var(--text-xs);font-weight:var(--weight-semibold);line-height:var(--leading-snug);font-variant-numeric:tabular-nums}.badge:before{content:"";flex:none;width:.5rem;height:.5rem;border-radius:var(--radius-full);background:currentColor}.badge:has(svg):before{display:none}.badge.good{color:var(--good)}.badge.warn{color:var(--warn)}.badge.danger{color:var(--danger)}.badge.info{color:var(--info)}.badge.muted{color:var(--muted)}.pill{display:inline-flex;align-items:center;gap:var(--space-1);padding:.125rem 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var(--ease-out)}:is(button,label).chip{cursor:pointer}:is(button,label).chip:active:not(:disabled){color:var(--ink);border-color:var(--control-border-hover)}@media (hover: hover) and (pointer: fine){:is(button,label).chip:hover:not(:disabled){color:var(--ink);border-color:var(--control-border-hover)}}.chip:is([aria-pressed=true],:has(input:checked)){color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.chip:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:2px}.chip input:focus-visible{outline:none}fieldset:disabled .chip{color:var(--muted);cursor:not-allowed}.chip:has(.chip-action){padding-right:var(--space-1)}.chip-action{min-width:24px;min-height:24px;flex:none;display:inline-grid;place-items:center;white-space:nowrap;padding:0 var(--space-2);color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-semibold);border:0;border-radius:var(--radius-full);background:transparent;cursor:pointer}.chip-action:has(>svg:only-child){padding:0}.chip-action:active:not(:disabled){color:var(--ink);background:var(--surface-muted)}@media (hover: hover) and (pointer: fine){.chip-action:hover:not(:disabled){color:var(--ink);background:var(--surface-muted)}}.chip-action[aria-pressed=true]{color:var(--accent);background:var(--accent-soft)}.table-scroll{position:relative;overflow-x:auto;overscroll-behavior-x:contain}.data-table,.assistant-markdown table{width:100%;border-collapse:collapse;font-size:var(--text-sm);line-height:var(--leading-snug);font-variant-numeric:tabular-nums}.data-table caption{padding-bottom:var(--space-2);color:var(--ink-soft);font-weight:var(--weight-semibold);text-align:left}.data-table :is(th,td),.assistant-markdown :is(th,td){padding:var(--space-2) var(--space-3);border-bottom:1px solid 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var(--ease-out)}summary:has(.disclosure-chevron):before{content:none}.disclosure-chevron{transition:transform var(--move-fast) var(--ease-out)}details[open]>summary:before,details[open]>summary .disclosure-chevron,[aria-expanded=true]>.disclosure-chevron{transform:rotate(90deg)}.steps{display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-5);margin:0;padding:0;list-style:none}.steps>*{min-height:32px;display:inline-flex;align-items:center;gap:var(--space-2);color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-decoration:none}.steps b{width:1.5rem;height:1.5rem;display:grid;flex:none;place-items:center;font-size:var(--text-xs);font-variant-numeric:tabular-nums;border-radius:var(--radius-full);box-shadow:inset 0 0 0 1px var(--control-border)}.steps b svg{stroke-width:2.75}.steps .complete{color:var(--ink-soft)}.steps .complete b{color:var(--good);box-shadow:inset 0 0 0 1px currentColor}.steps [aria-current=step]{color:var(--ink)}.steps [aria-current=step] b{color:var(--on-accent);background:var(--accent);box-shadow:none}.steps a:active{color:var(--ink)}@media (hover: hover) and (pointer: fine){.steps a:hover{color:var(--ink)}}.card{padding:var(--space-4) var(--space-5);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-sm)}.card.quiet{padding:var(--space-4);border-radius:var(--radius-md);background:var(--surface-subtle);box-shadow:none}.action-row{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2)}.action-row.end{justify-content:flex-end}.section-head{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:var(--space-2) var(--space-4)}.section-head :is(h2,h3,h4,p){margin:0}.panel{margin-bottom:var(--space-6)}.panel+.panel{padding-top:var(--space-6);border-top:1px solid var(--line)}.dashboard-columns>.panel+.panel{padding-top:0;border-top:0}.notice{position:relative;margin:var(--space-4) 0;padding:var(--space-3) var(--space-4) var(--space-3) var(--space-7);color:var(--ink-soft);font-size:var(--text-sm);line-height:var(--leading-snug);border-radius:var(--radius-md);background:var(--card);border:1px solid var(--line)}.notice:before{content:"";position:absolute;top:.87rem;left:.95rem;width:1.1rem;height:1.1rem;background:var(--accent);-webkit-mask:var(--icon-info) center / contain no-repeat;mask:var(--icon-info) center / contain no-repeat}.notice.error{color:var(--danger-ink);background:var(--danger-soft);border-color:var(--danger-line)}.notice.error:before{background:var(--danger);-webkit-mask-image:var(--icon-alert);mask-image:var(--icon-alert)}.notice.good{color:var(--good-ink);background:var(--good-soft);border-color:var(--good-line)}details.notice{padding-left:var(--space-4)}details.notice:before{display:none}details.notice>summary{font-weight:var(--weight-semibold)}.notice.good:before{background:var(--good);-webkit-mask-image:var(--icon-check);mask-image:var(--icon-check)}.loading{display:flex;align-items:center;gap:var(--space-2);margin:0;color:var(--muted)}.load-failed{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-2) var(--space-4)}.load-failed p{margin:0}.spinner,.loading:before,.studio-loading:before{content:"";width:1rem;height:1rem;flex:none;border:2px solid var(--accent-soft-strong);border-top-color:var(--accent);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes loading-pulse{50%{opacity:.3}}.loading,.skeleton,.studio-loading,.auth-loading{animation:loading-wait 0s .3s backwards}@keyframes loading-wait{0%{visibility:hidden}}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}:where(input:not([type=checkbox],[type=radio],[type=file],[type=range]),select,textarea){padding:var(--space-2) var(--space-3);color:var(--ink);font-size:var(--text-sm);font-weight:var(--weight-regular);border:1px solid var(--control-border);border-radius:var(--radius-md);background-color:var(--card);box-shadow:var(--shadow-sm);transition:border-color var(--duration-fast) var(--ease-out)}:where(input:not([type=checkbox],[type=radio],[type=file],[type=range]),select){min-height:40px}:where(textarea){line-height:var(--leading-normal);resize:vertical}:where(input:not([type=checkbox],[type=radio],[type=file],[type=range]),select,textarea):active:not(:disabled){border-color:var(--control-border-hover)}@media (hover: hover) and (pointer: fine){:where(input:not([type=checkbox],[type=radio],[type=file],[type=range]),select,textarea):hover:not(:disabled){border-color:var(--control-border-hover)}}:where(input:not([type=checkbox],[type=radio],[type=file],[type=range]),select,textarea):focus-visible{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}:is(input,select,textarea)[aria-invalid=true]{border-color:var(--danger);box-shadow:inset 0 0 0 1px var(--danger)}select:not([multiple],[size]){-webkit-appearance:none;-moz-appearance:none;appearance:none;padding-right:var(--space-6);background-image:var(--icon-select);background-repeat:no-repeat;background-position:right .6rem center;background-size:1rem;cursor:pointer}input[type=checkbox],input[type=radio]{width:1.125rem;height:1.125rem;flex:none;margin:0;accent-color:var(--accent);cursor:pointer}input[type=checkbox].switch{-webkit-appearance:none;-moz-appearance:none;appearance:none;position:relative;width:2.5rem;height:1.5rem;border:1px solid transparent;border-radius:var(--radius-full);background:var(--control-border);transition:background-color var(--duration-fast) var(--ease-out)}input[type=checkbox].switch:before{content:"";position:absolute;top:2px;left:2px;width:calc(1.5rem - 6px);height:calc(1.5rem - 6px);border-radius:50%;background:var(--card);transition:transform var(--move-fast) var(--ease-out)}input[type=checkbox].switch:checked{background:var(--accent)}input[type=checkbox].switch:checked:before{background:var(--on-accent);transform:translate(1rem)}input[type=checkbox].switch[aria-busy=true]{opacity:.5;cursor:progress}:where(button,input,select,textarea):disabled,.btn.disabled{opacity:.5;cursor:not-allowed}:where(button,select)[aria-busy=true]{opacity:.5;cursor:progress}.field-label,:where(label:not(:has(input:is([type=checkbox],[type=radio],[type=file])))),:where(legend){color:var(--ink-soft);font-size:var(--text-sm);font-weight:var(--weight-semibold);line-height:var(--leading-snug)}:where(label:not(:has(input:is([type=checkbox],[type=radio],[type=file])))){display:block}:where(label) :where(input:not([type=checkbox],[type=radio],[type=file],[type=range]),select,textarea){display:block;width:100%;min-width:0;margin-top:var(--space-2)}:where(label,legend,.field-label) :where(small,.muted,.field-hint){color:var(--muted);font-weight:var(--weight-regular)}:where(label:has(input:is([type=checkbox],[type=radio]))){min-height:1.5rem;display:flex;align-items:center;gap:var(--space-2);color:var(--ink);font-size:var(--text-sm);cursor:pointer}:where(fieldset){min-width:0;margin:0;padding:0;border:0}:where(legend){margin-bottom:var(--space-2);padding:0}@media not (pointer: coarse){.followup-controls :is(input,select){min-height:32px;padding-block:var(--space-1)}}.auth-card :is(input,select){min-height:44px;font-size:var(--text-md)}@keyframes overlay-enter{0%{opacity:0}}@keyframes dialog-enter{0%{opacity:0;transform:translateY(8px) scale(.98)}}@keyframes menu-enter{0%{opacity:0;transform:scale(.97)}}dialog{color:var(--ink)}dialog[open]{animation:dialog-enter var(--duration-slow) var(--ease-out)}dialog::backdrop,.nav-overlay{background:var(--backdrop)}dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:overlay-enter var(--duration) var(--ease-out)}.confirm-dialog{width:min(26rem,calc(100vw - 2rem));padding:var(--space-5) min(var(--space-5),7.5vw);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-lg)}.confirm-dialog h2{margin:0}.confirm-dialog p{margin:var(--space-2) 0 0;color:var(--ink-soft)}.confirm-dialog .action-row{margin-top:var(--space-5)}.confirm-dialog h2+label,.name-dialog-theme{margin-top:var(--space-4)}.name-dialog-theme{display:grid;justify-items:start;gap:var(--space-1)}.toast-region{position:fixed;right:calc(1rem + env(safe-area-inset-right,0px));bottom:calc(1rem + env(safe-area-inset-bottom,0px));z-index:var(--z-toast);display:flex;flex-direction:column-reverse;align-items:flex-end;gap:var(--space-2);max-width:min(28rem,calc(100vw - 2rem - env(safe-area-inset-left,0px) - env(safe-area-inset-right,0px)))}.toast{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-2) var(--space-2) var(--space-4);color:var(--on-navy);border-radius:var(--radius-md);background:var(--brand-navy-deep);box-shadow:var(--shadow-md);font-size:var(--text-sm);transition:opacity var(--duration-slow) var(--ease-out),transform var(--move-slow) var(--ease-out)}@starting-style{.toast:not(.arrived){opacity:0;transform:translateY(100%)}}.toast>span{min-width:0;overflow-wrap:anywhere}.toast-action{flex:none;min-height:32px;padding:0 var(--space-3);color:var(--brand-mint);border:0;border-radius:var(--radius-sm);background:none;font:inherit;font-weight:var(--weight-semibold);cursor:pointer}.toast-close{width:2rem;height:2rem;flex:none;display:grid;place-items:center;padding:0;color:var(--on-navy-soft);border:0;border-radius:var(--radius-sm);background:none;cursor:pointer}.toast-action:active,.toast-close:active{background:color-mix(in srgb,var(--on-navy-tint) 10%,transparent)}@media (hover: hover) and (pointer: fine){.toast-action:hover,.toast-close:hover{background:color-mix(in 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minmax(0,1fr);column-gap:var(--space-3);max-height:22rem;overflow-y:auto;margin:0;padding:0;list-style:none}.saved-class-list>li{display:grid;grid-column:1 / -1;grid-template-columns:subgrid;align-items:baseline;padding:var(--space-3) 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.saved-class-list>li:last-child{border-bottom:0}.saved-cycle-list{display:flex;flex-wrap:wrap;gap:var(--space-2);margin:0;padding:0;list-style:none}.action-title{font-weight:var(--weight-semibold);font-size:var(--text-md)}.auth-shell{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-5);padding:var(--space-7) min(var(--space-4),5vw);background:radial-gradient(56rem 28rem at 50% -8%,var(--accent-soft-strong),transparent 70%),var(--bg)}.auth-brand{display:inline-flex;align-items:center;gap:var(--space-2);color:var(--ink);font-size:var(--text-md);letter-spacing:var(--tracking-snug)}.auth-brand b{font-weight:var(--weight-bold)}.auth-card{width:min(100%,420px);padding:var(--space-6) min(var(--space-6),10vw);overflow-wrap:break-word;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.auth-card h1{margin-bottom:var(--space-5);text-align:center}.auth-intro{margin:calc(var(--space-3) * -1) 0 var(--space-5);color:var(--muted);font-size:var(--text-sm);text-align:center}.auth-intro .code{overflow-wrap:anywhere;-webkit-box-decoration-break:clone;box-decoration-break:clone}.auth-card>.notice{margin:0 0 var(--space-4)}.auth-form{display:flex;flex-direction:column;gap:var(--space-4)}.auth-form .btn{min-height:44px;margin-top:var(--space-1)}.auth-form>.notice{margin:0}.auth-form>.field-hint{margin-top:calc(var(--space-2) * -1)}.auth-checked{margin:0;color:var(--muted);font-size:var(--text-sm);text-align:center}.auth-switch{margin:var(--space-5) 0 0;color:var(--muted);font-size:var(--text-sm);text-align:center}.auth-switch .linklike{font-weight:var(--weight-semibold)}.auth-actions{display:flex;justify-content:center;gap:var(--space-2);margin-top:var(--space-5)}.auth-loading{display:inline-flex;align-items:center;gap:var(--space-2);margin:0;color:var(--muted);font-size:var(--text-sm)}.field-hint{display:block;margin:var(--space-1) 0 0;color:var(--muted);font-size:var(--text-sm);font-weight:var(--weight-regular);line-height:var(--leading-snug)}.password-input{position:relative;margin-top:var(--space-2)}.password-input input{display:block;width:100%;padding-right:calc(var(--space-3) + 2rem)}.password-input 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