.demo-sprite{position:absolute;inline-size:0;block-size:0;overflow:hidden}.demo-icon{inline-size:1em;block-size:1em;flex:none;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.75}.demo{--demo-rail-left: 15rem;--demo-rail-right: 17rem;--demo-chrome: 2.75rem;--demo-control: 2rem;--demo-icon-button: 2rem;--demo-height: clamp(33rem, 82vh, 50rem);--demo-assistant-edge: calc(var(--demo-rail-right) + var(--space-4));position:relative;display:flex;block-size:var(--demo-height);overflow:hidden;color:var(--text-primary);background:var(--bg-app);border:1px solid var(--border-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);font-size:var(--text-sm);line-height:1.5;user-select:none}.demo[data-left-rail=closed] .demo-rail--left,.demo[data-right-rail=closed] .demo-rail--right{display:none}.demo[data-right-rail=closed]{--demo-assistant-edge: var(--space-4)}.demo [hidden]{display:none!important}.demo-hint{margin-block-start:var(--space-3);color:var(--text-muted);font-size:var(--text-xs)}.demo-panel{position:absolute;inset:0;display:none;min-inline-size:0;min-block-size:0;background:var(--bg-app)}.demo-panel[data-active=true]{display:flex}.demo-panel>*{inline-size:100%;min-inline-size:0}.demo-rail{display:flex;flex-direction:column;min-inline-size:0;min-block-size:0;background:var(--bg-surface)}.demo-rail--left{flex:0 0 var(--demo-rail-left);border-inline-end:1px solid var(--border-subtle)}.demo-rail--right{flex:0 0 var(--demo-rail-right);padding-block-start:var(--space-2);border-inline-start:1px solid var(--border-subtle)}.demo-rail__scroll{flex:1;min-block-size:0;overflow-x:hidden;overflow-y:auto;padding-block-end:var(--space-4);scrollbar-width:thin}.demo-rail__scroll::-webkit-scrollbar{inline-size:var(--space-2)}.demo-rail__scroll::-webkit-scrollbar-thumb{background:var(--border-strong);border:3px solid transparent;border-radius:var(--radius-pill);background-clip:padding-box}.demo-rail__heading{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);padding:var(--space-3) var(--space-3) var(--space-2)}.demo-rail__heading h2{color:var(--text-primary);font-size:var(--text-base);font-weight:650;letter-spacing:var(--tracking-tight)}.demo-eyebrow{color:var(--text-muted);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:600;letter-spacing:var(--tracking-wide)}.demo-rail__zero{padding:var(--space-5) var(--space-3);color:var(--text-muted);font-size:var(--text-xs);text-align:center}.demo-rail__footer{flex:none;padding:var(--space-2);border-block-start:1px solid var(--border-subtle)}.demo-chrome{display:flex;flex:none;align-items:center;gap:var(--space-2);block-size:var(--demo-chrome);padding-inline:var(--space-3);border-block-end:1px solid var(--border-subtle)}.demo-chrome__name{overflow:hidden;font-size:var(--text-sm);font-weight:600;letter-spacing:var(--tracking-tight);text-overflow:ellipsis;white-space:nowrap}.demo-chrome__toggle{margin-inline-start:auto}.demo-titlebar-button,.demo-bare-button{display:inline-grid;flex:none;place-items:center;inline-size:var(--demo-icon-button);block-size:var(--demo-icon-button);color:var(--text-muted);font-size:var(--icon-size);border:1px solid transparent;border-radius:var(--radius-sm);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}.demo-titlebar-button:hover,.demo-bare-button:hover:not(:disabled){color:var(--text-primary);background:var(--bg-raised);border-color:var(--border-subtle)}.demo-titlebar-button:active,.demo-bare-button:active{transform:translateY(1px)}.demo-titlebar-button[aria-pressed=true]{color:var(--accent)}.demo-dot{inline-size:var(--course-dot-size);block-size:var(--course-dot-size);flex:none;border-radius:var(--radius-pill);box-shadow:0 0 0 1px var(--border-subtle);background:var(--course-gold)}.demo-dot[data-course-color=green]{background:var(--course-green)}.demo-dot[data-course-color=blue]{background:var(--course-blue)}.demo-dot[data-course-color=pink]{background:var(--course-pink)}.demo-dot[data-course-color=violet]{background:var(--course-violet)}.demo-dot[data-course-color=orange]{background:var(--course-orange)}.demo-search{display:flex;flex:none;align-items:center;block-size:var(--demo-control);margin:0 var(--space-3) var(--space-3);color:var(--text-muted);background:var(--bg-app);border:1px solid var(--border-subtle);border-radius:var(--radius-sm)}.demo-search:hover{border-color:var(--border-strong)}.demo-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-muted)}.demo-search__icon{flex:none;margin-inline-start:var(--space-2);font-size:var(--icon-size-sm)}.demo-search input{flex:1;min-inline-size:0;block-size:100%;padding-inline:var(--space-2);color:var(--text-primary);font:inherit;font-size:var(--text-xs);background:none;border:0;outline:none;user-select:text}.demo-search input::placeholder{color:var(--text-muted)}.demo-search input::-webkit-search-cancel-button{display:none}.demo-toasts{position:absolute;inset-block-end:var(--space-5);inset-inline:0;z-index:50;display:flex;flex-direction:column;align-items:center;gap:var(--space-2);pointer-events:none}.demo-toast{max-inline-size:min(80%,28rem);padding:var(--space-2) var(--space-4);overflow:hidden;color:var(--text-primary);font-size:var(--text-sm);text-overflow:ellipsis;white-space:nowrap;background:var(--bg-raised);border:1px solid var(--border-strong);border-radius:var(--radius-pill);box-shadow:var(--shadow-md);animation:demo-toast-in var(--dur-base) var(--ease-out)}@keyframes demo-toast-in{0%{opacity:0;transform:translateY(var(--space-2))}to{opacity:1;transform:translateY(0)}}@media(max-width:68rem){.demo{--demo-rail-right: 15rem}}@media(max-width:56rem){.demo{--demo-rail-left: 13.5rem;--demo-assistant-edge: var(--space-4)}.demo .demo-rail--right,.demo .demo-tabstrip__actions{display:none}}@media(max-width:40rem){.demo{--demo-height: 32rem;--demo-assistant-edge: var(--space-3)}.demo[data-left-rail=open] .demo-rail--left{position:absolute;inset-block:0;inset-inline-start:0;z-index:35;inline-size:min(15rem,82%);box-shadow:var(--shadow-lg)}.demo .demo-tabstrip__chrome{display:flex}.demo-orb{inline-size:2.75rem;block-size:2.75rem;inset-block-end:calc(var(--space-3) + 3.5rem);inset-inline-end:var(--space-3)}.demo-assistant{inset-block-end:calc(var(--space-3) + 6.75rem);inset-inline:var(--space-3);inline-size:auto;padding:var(--space-3)}}.demo-campus{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-2) var(--space-3) var(--space-3);border-block-end:1px solid var(--border-subtle)}.demo-campus__heading h3{margin-block-start:var(--space-1);color:var(--text-primary);font-size:var(--text-sm);font-weight:600;letter-spacing:var(--tracking-tight)}.demo-campus__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-1)}.demo-campus__item{display:flex;align-items:center;gap:var(--space-2);inline-size:100%;padding:var(--space-2);color:var(--text-secondary);font-size:var(--text-xs);text-align:start;border-radius:var(--radius-sm);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}.demo-campus__item:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-campus__item:active{transform:translateY(1px)}.demo-campus__icon{flex:none;font-size:var(--icon-size-sm);color:var(--text-muted)}.demo-campus__item:hover .demo-campus__icon{color:var(--accent)}.demo-campus__label{min-inline-size:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.demo-campus__external{flex:none;margin-inline-start:auto;font-size:.625rem;color:var(--text-muted)}.demo-campus__more{align-self:start;padding-block:var(--space-1);color:var(--text-secondary);font-size:var(--text-xs)}.demo-campus__more:hover{color:var(--text-primary)}.demo-course-list{display:flex;flex-direction:column;padding-inline:var(--space-2)}.demo-course-row{position:relative;display:flex;align-items:center;gap:var(--space-3);inline-size:100%;min-block-size:var(--button-height);padding-inline:var(--space-3);overflow:hidden;color:var(--text-secondary);text-align:start;border-radius:0 var(--radius-sm) var(--radius-sm) 0;transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}.demo-course-row:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-course-row[data-selected=true]{color:var(--text-primary);background:var(--accent-muted)}.demo-course-row[data-selected=true]:before{position:absolute;inset-block:var(--space-1);inset-inline-start:0;inline-size:2px;content:"";background:var(--accent);border-radius:var(--radius-pill);box-shadow:0 0 var(--space-2) var(--accent)}.demo-course-row__name{min-inline-size:0;overflow:hidden;font-size:var(--text-sm);font-weight:550;letter-spacing:var(--tracking-tight);text-overflow:ellipsis;white-space:nowrap}.demo-course-list--ungrouped{margin-block-end:var(--space-2)}.demo-course-group{margin-block-start:var(--space-1)}.demo-course-group__summary{display:flex;align-items:center;gap:var(--space-2);min-block-size:var(--demo-control);margin-inline:var(--space-2);padding-inline:var(--space-2);color:var(--text-muted);font-size:var(--text-xs);border-radius:var(--radius-sm);cursor:pointer;list-style:none}.demo-course-group__summary::-webkit-details-marker{display:none}.demo-course-group__summary:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-course-group__chevron{font-size:var(--icon-size-sm);transition:transform var(--dur-fast) var(--ease-out)}.demo-course-group[open] .demo-course-group__chevron{transform:rotate(90deg)}.demo-course-group__summary>span:nth-child(2){min-inline-size:0;overflow:hidden;color:var(--text-secondary);font-weight:600;text-overflow:ellipsis;white-space:nowrap}.demo-course-group__count{margin-inline-start:auto;font-family:var(--font-mono)}.demo-course-list--grouped{margin-block-start:var(--space-1)}.demo-joinbar{display:flex;flex:none;align-items:center;justify-content:space-between;gap:var(--space-2);min-block-size:calc(var(--button-height) + var(--space-3));padding:var(--space-2) var(--space-3);border-block-start:1px solid var(--border-subtle)}.demo-joinbar__label{color:var(--text-secondary);font-size:var(--text-xs);font-weight:600}.demo-joinbar__button{display:flex;flex:none;align-items:center;gap:var(--space-2);min-block-size:var(--demo-control);padding-inline:var(--space-2);color:var(--text-secondary);font-size:var(--text-xs);background:var(--bg-app);border:1px solid var(--border-subtle);border-radius:var(--radius-sm)}.demo-joinbar__button:hover{color:var(--accent);background:var(--bg-raised);border-color:var(--border-strong)}.demo-account-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:var(--space-3);inline-size:100%;min-block-size:calc(var(--button-height) + var(--space-2));margin-block-end:var(--space-1);padding-inline:var(--space-2);color:var(--text-primary);border-radius:var(--radius-sm)}.demo-account-row:hover{background:var(--bg-raised)}.demo-account-row__avatar{display:grid;place-items:center;inline-size:1.75rem;block-size:1.75rem;color:var(--on-accent);font-size:var(--text-sm);background:var(--accent);border-radius:var(--radius-pill);box-shadow:0 0 0 1px var(--border-strong)}.demo-account-row__name{overflow:hidden;font-size:var(--text-sm);font-weight:600;text-align:start;text-overflow:ellipsis;white-space:nowrap}.demo-account-row__chevron{color:var(--text-muted);font-size:var(--icon-size-sm)}.demo-rail-nav{display:flex;flex-direction:column;gap:var(--space-1)}.demo-rail-nav__item{display:flex;align-items:center;gap:var(--space-3);inline-size:100%;min-block-size:var(--button-height);padding-inline:var(--space-3);color:var(--text-muted);font-size:var(--text-sm);border:1px solid transparent;border-radius:var(--radius-sm)}.demo-rail-nav__item:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-rail-nav__item[aria-pressed=true]{color:var(--accent);background:var(--accent-muted);border-color:var(--border-strong)}.demo-materials__course{display:flex;align-items:center;gap:var(--space-2);margin-block-start:var(--space-1);overflow:hidden;color:var(--text-muted);font-size:var(--text-xs);text-overflow:ellipsis;white-space:nowrap}.demo-materials__actions{display:flex;flex:none;gap:var(--space-1)}.demo-materials__body{padding:0 var(--space-2) var(--space-4)}.demo-material-section+.demo-material-section{margin-block-start:var(--space-3);padding-block-start:var(--space-3);border-block-start:1px solid var(--border-subtle)}.demo-material-section__heading{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);min-block-size:var(--demo-control);padding-inline:var(--space-2)}.demo-material-section__heading h3{color:var(--text-secondary);font-size:var(--text-xs);font-weight:650}.demo-material-section__add{inline-size:1.75rem;block-size:1.75rem;font-size:var(--icon-size-sm)}.demo-whiteboard-list,.demo-material-tree,.demo-materials-groups{margin-block-start:var(--space-1)}.demo-whiteboard-row{display:grid;grid-template-columns:var(--icon-size) minmax(0,1fr);align-items:center;gap:var(--space-2);inline-size:100%;min-block-size:var(--demo-control);padding-inline:var(--space-2);color:var(--text-secondary);text-align:start;border-radius:var(--radius-sm)}.demo-whiteboard-row:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-whiteboard-row__icon{color:var(--accent)}.demo-whiteboard-row span{min-inline-size:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.demo-material{display:grid;grid-template-columns:var(--icon-size-sm) var(--icon-size) minmax(0,1fr);align-items:center;gap:var(--space-2);inline-size:100%;min-block-size:var(--demo-control);padding-inline-end:var(--space-2);color:var(--text-secondary);text-align:start;border-radius:var(--radius-sm)}.demo-material[data-depth="0"]{padding-inline-start:var(--space-2)}.demo-material[data-depth="1"]{padding-inline-start:var(--space-5)}.demo-material:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-material[data-open=true]{color:var(--text-primary);background:var(--accent-muted)}.demo-material__chevron{display:grid;place-items:center;inline-size:var(--icon-size-sm);block-size:var(--icon-size-sm);font-size:var(--icon-size-sm);color:var(--text-muted);transition:transform var(--dur-fast) var(--ease-out)}.demo-material[aria-expanded=true] .demo-material__chevron{transform:rotate(90deg)}.demo-material__type{font-size:var(--icon-size);color:var(--text-muted)}.demo-material[data-kind=dir] .demo-material__type{color:var(--accent)}.demo-material[data-kind=pdf] .demo-material__type{color:var(--danger)}.demo-material[data-kind=note] .demo-material__type{color:var(--course-green)}.demo-material[data-kind=image] .demo-material__type{color:var(--course-blue)}.demo-material__name{overflow:hidden;font-size:var(--text-sm);text-overflow:ellipsis;white-space:nowrap}.demo-materials-group-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;min-block-size:var(--button-height);border-radius:var(--radius-sm)}.demo-materials-group-row:hover{background:var(--bg-raised)}.demo-materials-group-main{display:grid;grid-template-columns:var(--course-dot-size) minmax(0,1fr) auto;align-items:center;gap:var(--space-2);min-inline-size:0;min-block-size:var(--button-height);padding-inline:var(--space-2);color:var(--text-secondary);text-align:start}.demo-materials-group-main:hover{color:var(--text-primary)}.demo-materials-group-name{min-inline-size:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.demo-group-row__badge{min-inline-size:1.25rem;padding-inline:var(--space-1);color:var(--on-accent);font-size:var(--text-xs);font-weight:650;text-align:center;background:var(--accent);border-radius:var(--radius-pill)}.demo-materials-group-board{min-block-size:1.5rem;margin-inline-end:var(--space-2);padding-inline:var(--space-1);color:var(--accent);font-size:.625rem;border-radius:var(--radius-sm)}.demo-materials-group-board:hover{background:var(--accent-muted)}.demo-materials-group-empty{padding:var(--space-2);color:var(--text-muted);font-size:var(--text-xs)}.demo-group-create{display:flex;align-items:center;gap:var(--space-2);inline-size:calc(100% - var(--space-2));min-block-size:var(--demo-control);margin:var(--space-2) var(--space-1) 0;padding-inline:var(--space-2);color:var(--text-muted);font-size:var(--text-xs);border:1px dashed var(--border-strong);border-radius:var(--radius-sm)}.demo-group-create:hover{color:var(--accent);border-color:var(--accent)}.demo-workspace{display:flex;flex:1;flex-direction:column;min-inline-size:0;min-block-size:0;overflow:hidden;background:var(--bg-app)}.demo-tabstrip{display:flex;flex:none;align-items:stretch;block-size:var(--demo-chrome);background:var(--bg-surface);border-block-end:1px solid var(--border-subtle)}.demo-tabstrip__chrome{display:none;flex:none;align-items:center;gap:var(--space-2);padding-inline-start:var(--space-3)}.demo[data-left-rail=closed] .demo-tabstrip__chrome{display:flex}.demo-tabs{display:flex;flex:1;min-inline-size:0;overflow-x:auto;scrollbar-width:none}.demo-tabs::-webkit-scrollbar{display:none}.demo-tab{position:relative;display:flex;flex:none;align-items:center;gap:var(--space-2);max-inline-size:13rem;padding-inline:var(--space-3) var(--space-2);color:var(--text-muted);font-size:var(--text-sm);border-inline-end:1px solid var(--border-subtle)}.demo-tab:after{content:"";position:absolute;inset:auto 0 0;block-size:2px;background:var(--accent);transform:scaleX(0);transition:transform var(--dur-base) var(--ease-out)}.demo-tab[aria-selected=true]{color:var(--text-primary);background:var(--bg-app)}.demo-tab[aria-selected=true]:after{transform:scaleX(1)}.demo-tab:hover{color:var(--text-secondary)}.demo-tab[aria-selected=true]:hover{color:var(--text-primary)}.demo-tab__kind{flex:none;font-size:var(--icon-size-sm);opacity:.72}.demo-tab[aria-selected=true] .demo-tab__kind{color:var(--accent);opacity:1}.demo-tab__title{min-inline-size:0;overflow:hidden;letter-spacing:var(--tracking-tight);text-overflow:ellipsis;white-space:nowrap}.demo-tab[aria-selected=true] .demo-tab__title{font-weight:600}.demo-tab__close{display:grid;place-items:center;inline-size:1.25rem;block-size:1.25rem;flex:none;color:var(--text-muted);font-size:var(--icon-size-sm);border-radius:var(--radius-sm);opacity:0;transform:scale(.8);transition:opacity var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}.demo-tab:hover .demo-tab__close,.demo-tab[aria-selected=true] .demo-tab__close{opacity:1;transform:scale(1)}.demo-tab__close:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-add-tab{display:grid;flex:none;place-items:center;inline-size:2rem;color:var(--text-muted);font-size:var(--icon-size-sm);border-radius:var(--radius-sm)}.demo-add-tab:hover{color:var(--accent);background:var(--bg-raised)}.demo-tabstrip__actions{display:flex;flex:none;align-items:center;gap:var(--space-1);margin-inline-start:auto;padding-inline:var(--space-2)}.demo-panels{position:relative;flex:1;min-block-size:0;overflow:hidden}.demo-watermark{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-6);color:var(--text-muted);text-align:center}.demo-watermark h3{color:var(--text-primary);font-size:var(--text-xl);font-weight:620;letter-spacing:var(--tracking-tight)}.demo-watermark p:last-child{font-size:var(--text-sm)}.is-spinning{animation:demo-spin .7s linear}@keyframes demo-spin{to{transform:rotate(360deg)}}.demo-newtab{position:relative;display:flex;flex:none;align-items:stretch}.demo-menu{position:absolute;inset-block-start:calc(100% + var(--space-1));inset-inline-start:0;z-index:30;inline-size:15rem;padding:var(--space-2);color:var(--text-secondary);background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);backdrop-filter:blur(.75rem)}.demo-menu__label{padding:var(--space-1) var(--space-2) var(--space-2);color:var(--text-muted);font-size:var(--text-xs)}.demo-menu button{display:flex;align-items:center;gap:var(--space-2);inline-size:100%;min-block-size:var(--demo-control);padding-inline:var(--space-2);font-size:var(--text-sm);text-align:start;border-radius:var(--radius-sm)}.demo-menu button:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-menu button .demo-icon{flex:none;color:var(--accent);font-size:var(--icon-size-sm)}.demo-menu kbd{margin-inline-start:auto;color:var(--text-muted);font-size:var(--text-xs)}.demo-orb{position:absolute;inset-block-end:var(--space-4);inset-inline-end:var(--demo-assistant-edge);z-index:55;display:grid;place-items:center;inline-size:3.25rem;block-size:3.25rem;color:var(--accent);background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-pill);box-shadow:var(--shadow-lg);touch-action:none;transition:transform var(--dur-fast) var(--ease-out)}.demo-orb:hover{transform:scale(1.04)}.demo-orb:active{transform:scale(.96)}.demo-orb[data-dragging=true]{cursor:grabbing;transform:none}.demo-orb[data-positioned=true]{inset-block:var(--orb-y, 0) auto;inset-inline:var(--orb-x, 0) auto}.demo-orb__mark{display:grid;place-items:center;inline-size:2rem;block-size:2rem}.demo-orb__mark svg{inline-size:100%;block-size:100%;overflow:visible;filter:drop-shadow(0 0 var(--space-1) var(--accent))}.demo-orb__lit,.demo-orb__terminator,.demo-orb__moon{fill:currentColor}.demo-orb__shadow{fill:currentColor;opacity:.11}.demo-orb__moon{opacity:.92}.demo-orb__edge{fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:.75;opacity:.96}.demo-orb__rim{fill:none;stroke:currentColor;stroke-width:.9;opacity:.48}.demo-orb__axis{transform-box:view-box;transform-origin:center;animation:demo-orb-axis 24s linear infinite}.demo-orb__terminator{transform-box:view-box;transform-origin:16px 16px;transform:scaleX(.15);animation:demo-orb-phase 8s var(--ease-out) infinite}.demo-orb:hover .demo-orb__axis{animation-duration:12s}.demo-orb:hover .demo-orb__terminator{animation-duration:4s}@keyframes demo-orb-phase{0%,to{transform:scaleX(.15)}32%{transform:scaleX(.48)}64%{transform:scaleX(.96)}}@keyframes demo-orb-axis{0%{transform:rotate(-14deg)}to{transform:rotate(346deg)}}.demo-assistant{position:absolute;inset-block-end:calc(var(--space-4) + 4rem);inset-inline-end:var(--demo-assistant-edge);z-index:56;inline-size:min(20rem,calc(100% - var(--space-6)));padding:var(--space-4);background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);backdrop-filter:blur(.75rem)}.demo-assistant__head{display:flex;align-items:center;gap:var(--space-2);margin-block-end:var(--space-3)}.demo-assistant__head strong{flex:1;font-size:var(--text-sm)}.demo-assistant__body{color:var(--text-secondary);font-size:var(--text-sm)}.demo-assistant__cta{margin-block-start:var(--space-4);inline-size:100%;min-block-size:var(--button-height);color:var(--on-accent);font-size:var(--text-sm);font-weight:600;background:var(--accent);border-radius:var(--radius-sm)}.demo-note{display:flex;flex-direction:column;min-block-size:0;background:var(--bg-surface)}.demo-note__head{display:flex;flex:none;align-items:center;justify-content:space-between;gap:var(--space-4);block-size:var(--demo-chrome);padding-inline:var(--space-4);color:var(--text-muted);font-size:var(--text-xs);border-block-end:1px solid var(--border-subtle)}.demo-note__name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.demo-note__status{display:flex;flex:none;align-items:center;gap:var(--space-2)}.demo-note__status i{inline-size:var(--space-2);block-size:var(--space-2);border-radius:var(--radius-pill);background:var(--status-done);transition:background var(--dur-fast) var(--ease-out)}.demo-note__status[data-state=saving] i{background:var(--accent)}.demo-format-bar{display:flex;flex:none;align-items:center;min-inline-size:0;min-block-size:var(--demo-chrome);padding-inline:var(--space-4);background:var(--bg-surface);border-block-end:1px solid var(--border-subtle)}.demo-format-bar__scroll{display:flex;flex:1;align-items:center;min-inline-size:0;overflow-x:auto;scrollbar-width:none}.demo-format-bar__scroll::-webkit-scrollbar{display:none}.demo-format-group{display:inline-flex;flex:none;align-items:center;gap:var(--space-1)}.demo-format-group+.demo-format-group{margin-inline-start:var(--space-2);padding-inline-start:var(--space-2);border-inline-start:1px solid var(--border-subtle)}.demo-format-button{display:inline-grid;flex:none;place-items:center;inline-size:var(--demo-icon-button);block-size:var(--demo-icon-button);color:var(--text-muted);font-size:var(--text-sm);background:none;border:1px solid transparent;border-radius:var(--radius-sm);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}.demo-format-button:hover{color:var(--text-primary);background:var(--bg-raised);border-color:var(--border-subtle)}.demo-format-button[aria-pressed=true],.demo-format-button[aria-expanded=true]{color:var(--accent);background:var(--accent-muted);border-color:var(--accent)}.demo-format-button--strong{font-weight:700}.demo-format-button--emphasis{font-style:italic}.demo-format-button--strike{text-decoration:line-through}.demo-format-button--code{font-family:var(--font-mono)}.demo-format-more{position:relative;flex:none;margin-inline-start:var(--space-2);padding-inline-start:var(--space-2);border-inline-start:1px solid var(--border-subtle)}.demo-format-menu{position:absolute;inset-block-start:calc(100% + var(--space-1));inset-inline-end:0;z-index:4;display:flex;flex-direction:column;gap:var(--space-2);inline-size:15rem;padding:var(--space-2);background:var(--bg-overlay);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);backdrop-filter:blur(.75rem)}.demo-menu-button{min-block-size:var(--demo-control);padding-inline:var(--space-2);color:var(--text-secondary);font-size:var(--text-sm);text-align:start;border-radius:var(--radius-sm)}.demo-menu-button:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-scale{border:0}.demo-scale legend{padding-block-end:var(--space-2);color:var(--text-muted);font-size:var(--text-xs)}.demo-scale__options{display:flex;gap:var(--space-1)}.demo-scale-option{flex:1;min-block-size:var(--demo-control);color:var(--text-secondary);font-size:var(--text-xs);border:1px solid var(--border-subtle);border-radius:var(--radius-sm)}.demo-scale-option[aria-pressed=true]{color:var(--accent);background:var(--accent-muted);border-color:var(--accent)}.demo-note__scroll{flex:1;min-block-size:0;overflow-y:auto}.demo-note__editor{--demo-note-scale: 1;min-block-size:100%;padding:var(--space-6) var(--space-6) var(--space-8);color:var(--text-primary);font-size:calc(var(--text-base) * var(--demo-note-scale));line-height:1.75;letter-spacing:var(--tracking-tight);caret-color:var(--accent);outline:none;user-select:text;overflow-wrap:anywhere}.demo-note__editor:focus-visible{outline:none}.demo-note__editor>:first-child{margin-block-start:0}.demo-note__editor h1,.demo-note__editor h2,.demo-note__editor h3{color:var(--text-primary);font-weight:700;line-height:1.3;letter-spacing:var(--tracking-tight)}.demo-note__editor h1{margin-block:var(--space-6) var(--space-4);font-size:calc(var(--text-xl) * 1.4 * var(--demo-note-scale))}.demo-note__editor h2{margin-block:var(--space-5) var(--space-3);font-size:calc(var(--text-xl) * var(--demo-note-scale))}.demo-note__editor h3{margin-block:var(--space-4) var(--space-2);font-size:calc(var(--text-lg) * var(--demo-note-scale))}.demo-note__editor p{margin-block:var(--space-3)}.demo-note__editor ul,.demo-note__editor ol{margin-block:var(--space-3);padding-inline-start:var(--space-5)}.demo-note__editor ul{list-style:disc}.demo-note__editor ol{list-style:decimal}.demo-note__editor li{margin-block:var(--space-1)}.demo-note__editor ul[data-task]{padding-inline-start:var(--space-2);list-style:none}.demo-note__editor ul[data-task]>li{position:relative;padding-inline-start:var(--space-5);cursor:pointer}.demo-note__editor ul[data-task]>li:before{content:"";position:absolute;inset-block-start:.45em;inset-inline-start:0;inline-size:.875em;block-size:.875em;border:1.5px solid var(--text-muted);border-radius:3px}.demo-note__editor ul[data-task]>li[data-done=true]{color:var(--text-muted);text-decoration:line-through}.demo-note__editor ul[data-task]>li[data-done=true]:before{background:var(--accent);border-color:var(--accent)}.demo-note__editor blockquote{margin-block:var(--space-4);padding:var(--space-2) var(--space-4);color:var(--text-secondary);background:var(--bg-raised);border-inline-start:2px solid var(--accent);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.demo-note__editor code{padding:.1em .35em;color:var(--accent);font-family:var(--font-mono);font-size:.9em;background:var(--accent-muted);border-radius:4px}.demo-note__editor hr{margin-block:var(--space-5);border:0;border-block-start:1px solid var(--border-strong)}.demo-note__editor table{inline-size:100%;margin-block:var(--space-4);border-collapse:collapse;font-size:.9em}.demo-note__editor th,.demo-note__editor td{padding:var(--space-2);border:1px solid var(--border-subtle);text-align:start}.demo-note__editor th{background:var(--bg-raised);font-weight:650}.demo-note__figure{display:grid;place-items:center;min-block-size:6rem;margin-block:var(--space-4);color:var(--text-muted);font-size:var(--text-xs);background:var(--bg-raised);border:1px dashed var(--border-strong);border-radius:var(--radius-sm)}.demo-pdf{display:flex;flex-direction:column;min-block-size:0}.demo-pdf__bar{display:flex;flex:none;align-items:center;gap:var(--space-4);block-size:var(--demo-chrome);padding-inline:var(--space-3);color:var(--text-muted);font-size:var(--text-xs);background:var(--bg-surface);border-block-end:1px solid var(--border-subtle)}.demo-pdf__pager,.demo-pdf__zoom,.demo-pdf__tools{display:flex;align-items:center;gap:var(--space-1)}.demo-pdf__tools{margin-inline-start:auto}.demo-pdf__tools-label{margin-inline-end:var(--space-1)}.demo-pdf__count strong{color:var(--text-primary);font-weight:650}.demo-icon-button{display:grid;place-items:center;inline-size:1.5rem;block-size:1.5rem;color:var(--text-muted);border-radius:var(--radius-sm)}.demo-icon-button:hover{color:var(--text-primary);background:var(--bg-raised)}.demo-icon-button:disabled{opacity:.35;cursor:not-allowed}.demo-hl{inline-size:1rem;block-size:1rem;border:1px solid var(--border-strong);border-radius:var(--radius-pill);transition:transform var(--dur-fast) var(--ease-out)}.demo-hl[data-highlight=yellow]{background:var(--highlight-yellow)}.demo-hl[data-highlight=green]{background:var(--highlight-green)}.demo-hl[data-highlight=pink]{background:var(--highlight-pink)}.demo-hl[data-highlight=blue]{background:var(--highlight-blue)}.demo-hl[aria-pressed=true]{transform:scale(1.15);box-shadow:0 0 0 2px var(--bg-surface),0 0 0 3px var(--text-primary)}.demo-pdf__annotations{margin-inline-start:var(--space-2);padding:var(--space-1) var(--space-2);color:var(--accent);background:var(--accent-muted);border-radius:var(--radius-sm);white-space:nowrap}.demo-pdf__scroll{flex:1;min-block-size:0;overflow:auto;padding:var(--space-4);background:var(--bg-app)}.demo-pdf__stage{--demo-pdf-zoom: 1;transform:scale(var(--demo-pdf-zoom));transform-origin:top center;transition:transform var(--dur-base) var(--ease-out)}.demo-paper{position:relative;inline-size:min(100%,30rem);min-block-size:24rem;margin-inline:auto;padding:var(--space-6) var(--space-6) var(--space-7);color:#14161c;background:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow-md);user-select:text}.demo-paper__kicker{color:#5b6172;font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-wide)}.demo-paper h3{margin-block-start:var(--space-3);color:#14161c;font-size:var(--text-lg)}.demo-paper h4{margin-block-start:var(--space-5);color:#14161c;font-size:var(--text-base)}.demo-paper p,.demo-paper li{margin-block-start:var(--space-3);font-size:var(--text-sm);line-height:1.75}.demo-paper ul{padding-inline-start:var(--space-5);list-style:disc}.demo-paper [data-markable]{padding-inline:2px;border-radius:2px;cursor:pointer;transition:background var(--dur-fast) var(--ease-out)}.demo-paper [data-markable]:hover{background:#14161c0f}.demo-paper [data-marked=yellow]{background:var(--highlight-yellow)}.demo-paper [data-marked=green]{background:var(--highlight-green)}.demo-paper [data-marked=pink]{background:var(--highlight-pink)}.demo-paper [data-marked=blue]{background:var(--highlight-blue)}.demo-paper__folio{position:absolute;inset-inline:0;inset-block-end:var(--space-4);color:#5b6172;font-family:var(--font-mono);font-size:var(--text-xs);text-align:center}.demo-pdf__hint{flex:none;padding:var(--space-2) var(--space-3);overflow:hidden;color:var(--text-muted);font-size:var(--text-xs);text-overflow:ellipsis;white-space:nowrap;border-block-start:1px solid var(--border-subtle)}.demo-chat{display:flex;flex-direction:column;min-block-size:0}.demo-chat__list{flex:1;min-block-size:0;overflow-y:auto;padding:var(--space-5) var(--space-5) var(--space-3);display:flex;flex-direction:column;gap:var(--space-5)}.demo-msg{display:grid;gap:var(--space-2);max-inline-size:44rem;user-select:text}.demo-msg__who{color:var(--text-muted);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-wide)}.demo-msg[data-role=user]{justify-items:end;text-align:end}.demo-msg__body{color:var(--text-secondary);font-size:var(--text-sm);line-height:1.75}.demo-msg[data-role=user] .demo-msg__body{padding:var(--space-2) var(--space-4);color:var(--text-primary);background:var(--bg-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-md);text-align:start}.demo-msg__body>*+*{margin-block-start:var(--space-3)}.demo-msg__body strong{color:var(--text-primary);font-weight:650}.demo-msg__body ul{padding-inline-start:var(--space-5);list-style:disc}.demo-msg__body ol{padding-inline-start:var(--space-5);list-style:decimal}.demo-msg__body code{padding:.1em .35em;color:var(--accent);font-family:var(--font-mono);font-size:.92em;background:var(--accent-muted);border-radius:4px}.demo-msg__caret{display:inline-block;inline-size:.5em;block-size:1em;vertical-align:text-bottom;background:var(--accent);animation:demo-caret 1s steps(2) infinite}@keyframes demo-caret{to{opacity:0}}.demo-chat__suggestions{display:flex;flex:none;flex-wrap:wrap;gap:var(--space-2);padding:0 var(--space-5) var(--space-3)}.demo-chip{padding:var(--space-1) var(--space-3);color:var(--text-secondary);font-size:var(--text-xs);background:var(--bg-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-pill);transition:color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}.demo-chip:hover{color:var(--accent);border-color:var(--accent)}.demo-composer{display:flex;flex:none;align-items:center;gap:var(--space-2);margin:0 var(--space-5) var(--space-5);padding:var(--space-1) var(--space-1) var(--space-1) var(--space-4);background:var(--bg-surface);border:1px solid var(--border-strong);border-radius:var(--radius-md)}.demo-composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-muted)}.demo-composer__input{flex:1;min-inline-size:0;block-size:var(--button-height);color:var(--text-primary);font:inherit;font-size:var(--text-sm);background:none;border:0;outline:none;user-select:text}.demo-composer__input::placeholder{color:var(--text-muted)}.demo-composer__send{display:grid;flex:none;place-items:center;inline-size:var(--demo-icon-button);block-size:var(--demo-icon-button);color:var(--on-accent);font-size:var(--icon-size-sm);background:var(--accent);border-radius:var(--radius-sm)}.demo-composer__send:disabled{color:var(--text-muted);background:var(--bg-raised);cursor:not-allowed}.demo-browser,.demo-group{display:flex;flex-direction:column;min-block-size:0}.demo-browser__bar{display:flex;flex:none;align-items:center;gap:var(--space-3);block-size:var(--demo-chrome);padding-inline:var(--space-3);color:var(--text-muted);font-size:var(--text-xs);background:var(--bg-surface);border-block-end:1px solid var(--border-subtle)}.demo-browser__nav{flex:none;letter-spacing:.35em}.demo-browser__url{display:flex;flex:1;align-items:center;gap:var(--space-2);min-inline-size:0;block-size:var(--demo-control);padding-inline:var(--space-3);overflow:hidden;background:var(--bg-app);border:1px solid var(--border-subtle);border-radius:var(--radius-pill);text-overflow:ellipsis;white-space:nowrap}.demo-browser__body,.demo-group__note{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3);padding:var(--space-6);text-align:center}.demo-browser__glyph{font-size:2.5rem;color:var(--accent)}.demo-browser__title{color:var(--text-primary);font-weight:650}.demo-browser__note{max-inline-size:26rem;color:var(--text-muted);font-size:var(--text-sm)}.demo-group__head{display:flex;flex:none;align-items:center;justify-content:space-between;gap:var(--space-3);block-size:var(--demo-chrome);padding-inline:var(--space-4);color:var(--text-muted);font-size:var(--text-xs);background:var(--bg-surface);border-block-end:1px solid var(--border-subtle)}.demo-group__head strong{color:var(--text-primary);font-size:var(--text-sm)}.demo-group__head code{color:var(--accent)}.demo-group__list{flex:1;display:flex;flex-direction:column;gap:var(--space-4);min-block-size:0;overflow-y:auto;padding:var(--space-5)}.demo-group__who{color:var(--text-muted);font-family:var(--font-mono);font-size:var(--text-xs)}.demo-group__list p{margin-block-start:var(--space-1);color:var(--text-secondary);font-size:var(--text-sm)}.demo-group__note{flex:none;color:var(--text-muted);font-size:var(--text-xs)}.demo-board{position:absolute;inset:0;z-index:45;display:flex;flex-direction:column;background:var(--bg-app);animation:demo-board-in var(--dur-base) var(--ease-out)}@keyframes demo-board-in{0%{opacity:0;transform:translateY(var(--space-3))}to{opacity:1;transform:translateY(0)}}.demo-board__head{display:flex;flex:none;align-items:flex-start;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) var(--space-5) var(--space-3);border-block-end:1px solid var(--border-subtle)}.demo-board__head h2{margin-block-start:var(--space-1);font-size:var(--text-lg);font-weight:650}.demo-board__columns{flex:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3);min-block-size:0;overflow-y:auto;padding:var(--space-4) var(--space-5)}.demo-board__column{display:flex;flex-direction:column;gap:var(--space-2);min-inline-size:0;padding:var(--space-3);background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md)}.demo-board__column header{display:flex;align-items:center;gap:var(--space-2);color:var(--text-secondary);font-size:var(--text-xs);font-weight:650;letter-spacing:var(--tracking-wide)}.demo-board__count{margin-inline-start:auto;padding-inline:var(--space-2);color:var(--text-muted);background:var(--bg-raised);border-radius:var(--radius-pill)}.demo-status-dot{inline-size:var(--course-dot-size);block-size:var(--course-dot-size);flex:none;border-radius:var(--radius-pill);background:var(--status-todo)}.demo-status-dot[data-status=progress]{background:var(--status-progress)}.demo-status-dot[data-status=done]{background:var(--status-done)}.demo-board__column ul{display:flex;flex-direction:column;gap:var(--space-2)}.demo-card{display:grid;gap:var(--space-2);inline-size:100%;padding:var(--space-3);text-align:start;background:var(--bg-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);transition:transform var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}.demo-card:hover{border-color:var(--accent);transform:translateY(-1px)}.demo-card__title{color:var(--text-primary);font-size:var(--text-sm);font-weight:550}.demo-card[data-status=done] .demo-card__title{color:var(--text-muted);text-decoration:line-through}.demo-card__meta{display:flex;align-items:center;gap:var(--space-2);color:var(--text-muted);font-size:var(--text-xs)}.demo-board__hint{flex:none;padding:var(--space-2) var(--space-5) var(--space-4);color:var(--text-muted);font-size:var(--text-xs)}@media(max-width:48rem){.demo-board__columns{grid-template-columns:minmax(0,1fr)}.demo-paper{padding:var(--space-4);min-block-size:18rem}.demo-note__editor{padding:var(--space-4) var(--space-4) var(--space-7)}.demo-chat__list,.demo-chat__suggestions{padding-inline:var(--space-4)}.demo-composer{margin-inline:var(--space-4)}}.hero[data-astro-cid-bbe6dxrz]{padding-block:var(--space-7) 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var(--space-7)),41.5rem);min-block-size:3rem;margin:0 auto var(--space-4);padding:var(--space-2) var(--space-2) var(--space-2) var(--space-4);color:var(--text-muted);background:var(--bg-surface);border:1px solid var(--text-muted);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.chat__composer[data-astro-cid-h6mzkqa7] span[data-astro-cid-h6mzkqa7]{flex:1}.chat__composer[data-astro-cid-h6mzkqa7] 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solid var(--border-strong);font-size:var(--text-sm)}.ai-section__visual[data-astro-cid-fwukrvcd]{--chat-mock-height: 25rem}@media(min-width:56rem){.ai-section__layout[data-astro-cid-fwukrvcd]{grid-template-columns:minmax(18rem,4fr) minmax(0,6fr)}}.browser[data-astro-cid-pdx5idri]{min-inline-size:0;min-block-size:27rem;overflow:hidden;color:var(--text-primary);background:var(--bg-app);border:1px solid var(--text-muted);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--text-xs)}.browser__toolbar[data-astro-cid-pdx5idri]{position:relative;display:flex;align-items:center;gap:var(--space-1);block-size:var(--chrome-height);padding-inline:var(--space-2);background:var(--bg-surface);border-block-end:1px solid 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code[data-astro-cid-pdx5idri]{min-inline-size:0;overflow:hidden;color:var(--text-primary);font-family:var(--font-sans);font-size:var(--text-sm);text-overflow:ellipsis;white-space:nowrap}.browser__progress[data-astro-cid-pdx5idri]{position:absolute;inset-block-end:-1px;inset-inline:0;block-size:2px;overflow:hidden}.browser__progress[data-astro-cid-pdx5idri] i[data-astro-cid-pdx5idri]{display:block;inline-size:42%;block-size:100%;background:var(--accent);border-radius:var(--radius-pill)}.portal[data-astro-cid-pdx5idri]{display:grid;grid-template-columns:10.5rem minmax(0,1fr);min-block-size:22.25rem;color:var(--preview-high-contrast-text);background:var(--preview-high-contrast-bg);font-family:var(--font-sans)}.portal[data-astro-cid-pdx5idri] aside[data-astro-cid-pdx5idri]{padding:var(--space-5) var(--space-4);background:var(--preview-high-contrast-surface);border-inline-end:1px solid var(--preview-light-text)}.portal__identity[data-astro-cid-pdx5idri]{display:flex;align-items:center;gap:var(--space-2)}.portal__identity[data-astro-cid-pdx5idri]>span[data-astro-cid-pdx5idri]{display:grid;inline-size:var(--icon-button-size);block-size:var(--icon-button-size);place-items:center;color:var(--preview-high-contrast-bg);background:var(--preview-high-contrast-text);border-radius:var(--radius-sm);font-weight:700}.portal__identity[data-astro-cid-pdx5idri] strong[data-astro-cid-pdx5idri]{font-size:var(--text-sm)}.portal[data-astro-cid-pdx5idri] nav[data-astro-cid-pdx5idri]{display:grid;gap:var(--space-2);margin-block-start:var(--space-6)}.portal[data-astro-cid-pdx5idri] nav[data-astro-cid-pdx5idri] span[data-astro-cid-pdx5idri],.portal[data-astro-cid-pdx5idri] nav[data-astro-cid-pdx5idri] b[data-astro-cid-pdx5idri]{padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);font-weight:500}.portal[data-astro-cid-pdx5idri] nav[data-astro-cid-pdx5idri] b[data-astro-cid-pdx5idri]{background:var(--preview-high-contrast-bg);border-inline-start:3px solid var(--preview-light-accent);font-weight:700}.portal[data-astro-cid-pdx5idri] main[data-astro-cid-pdx5idri]{padding:var(--space-6)}.portal__crumb[data-astro-cid-pdx5idri],.portal__term[data-astro-cid-pdx5idri]{color:var(--preview-light-text)}.portal[data-astro-cid-pdx5idri] main[data-astro-cid-pdx5idri] h3[data-astro-cid-pdx5idri]{margin-block-start:var(--space-3);font-size:var(--text-xl)}.portal__term[data-astro-cid-pdx5idri]{margin-block-start:var(--space-1)}.portal__notice[data-astro-cid-pdx5idri]{margin-block-start:var(--space-6);padding:var(--space-4);border:1px solid var(--preview-light-text);border-inline-start:3px solid var(--preview-light-accent);border-radius:var(--radius-sm)}.portal__notice[data-astro-cid-pdx5idri] p[data-astro-cid-pdx5idri]{margin-block-start:var(--space-1)}.portal__grid[data-astro-cid-pdx5idri]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);margin-block-start:var(--space-4)}.portal__grid[data-astro-cid-pdx5idri] section[data-astro-cid-pdx5idri]{display:grid;gap:var(--space-2);padding:var(--space-4);border:1px solid var(--preview-light-text);border-radius:var(--radius-sm)}.portal__grid[data-astro-cid-pdx5idri] section[data-astro-cid-pdx5idri] p[data-astro-cid-pdx5idri],.portal__grid[data-astro-cid-pdx5idri] section[data-astro-cid-pdx5idri] span[data-astro-cid-pdx5idri]{color:var(--preview-light-text)}.portal__grid[data-astro-cid-pdx5idri] section[data-astro-cid-pdx5idri] strong[data-astro-cid-pdx5idri]{font-size:var(--text-sm)}@media(max-width:40rem){.browser[data-astro-cid-pdx5idri]{min-block-size:25rem}.portal[data-astro-cid-pdx5idri]{grid-template-columns:1fr;min-block-size:20.25rem}.portal[data-astro-cid-pdx5idri] aside[data-astro-cid-pdx5idri]{display:none}.portal[data-astro-cid-pdx5idri] main[data-astro-cid-pdx5idri]{padding:var(--space-4)}.portal__grid[data-astro-cid-pdx5idri]{grid-template-columns:1fr}}.context[data-astro-cid-fwbleowa]{padding-block:var(--space-7);background:var(--bg-surface);border-block:1px solid var(--border-subtle)}header[data-astro-cid-fwbleowa]{max-inline-size:44rem}h2[data-astro-cid-fwbleowa]{margin-block-start:var(--space-3);font-size:var(--web-text-section)}header[data-astro-cid-fwbleowa]>p[data-astro-cid-fwbleowa]:last-child{margin-block-start:var(--space-4);color:var(--text-secondary)}.context__layout[data-astro-cid-fwbleowa]{display:grid;gap:var(--space-6);align-items:start;margin-block-start:var(--space-7)}figure[data-astro-cid-fwbleowa]{min-inline-size:0}figcaption[data-astro-cid-fwbleowa]{margin-block-start:var(--space-3);color:var(--text-muted);font-size:var(--text-xs)}.context__facts[data-astro-cid-fwbleowa]{display:grid;gap:var(--space-5)}article[data-astro-cid-fwbleowa]{padding-block-end:var(--space-5);border-block-end:1px solid var(--border-subtle)}article[data-astro-cid-fwbleowa] h3[data-astro-cid-fwbleowa]{font-size:var(--text-lg)}article[data-astro-cid-fwbleowa] p[data-astro-cid-fwbleowa]{margin-block-start:var(--space-2);color:var(--text-secondary);font-size:var(--text-sm)}.context__together[data-astro-cid-fwbleowa]{padding:var(--space-4);background:var(--bg-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-md)}@media(min-width:58rem){.context__layout[data-astro-cid-fwbleowa]{grid-template-columns:minmax(0,7fr) minmax(17rem,3fr)}}.themes[data-astro-cid-fl2vbzix]{padding-block:var(--space-8);background:var(--bg-surface);border-block:1px solid var(--border-subtle)}.themes__layout[data-astro-cid-fl2vbzix]{display:grid;gap:var(--space-7);align-items:center}.themes__copy[data-astro-cid-fl2vbzix]{max-inline-size:34rem}.themes__copy[data-astro-cid-fl2vbzix] h2[data-astro-cid-fl2vbzix]{margin-block-start:var(--space-3);font-size:var(--web-text-section)}.themes__lead[data-astro-cid-fl2vbzix]{margin-block-start:var(--space-4);color:var(--text-secondary)}.themes__contrast[data-astro-cid-fl2vbzix]{margin-block-start:var(--space-5);padding-inline-start:var(--space-4);color:var(--text-muted);border-inline-start:2px solid var(--border-strong);font-size:var(--text-sm)}figure[data-astro-cid-fl2vbzix]{min-inline-size:0}figcaption[data-astro-cid-fl2vbzix]{margin-block-start:var(--space-3);color:var(--text-muted);font-size:var(--text-xs)}.settings[data-astro-cid-fl2vbzix]{display:grid;grid-template-columns:minmax(7.25rem,232fr) minmax(0,668fr);min-block-size:27rem;overflow:hidden;background:var(--bg-app);border:1px solid var(--text-muted);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);font-size:var(--text-xs)}.settings__rail[data-astro-cid-fl2vbzix]{padding:var(--space-5) var(--space-3);background:var(--bg-surface);border-inline-end:1px solid var(--border-subtle)}.settings__rail[data-astro-cid-fl2vbzix]>p[data-astro-cid-fl2vbzix]{padding-inline:var(--space-2);font-size:var(--text-sm);font-weight:650}.settings__rail[data-astro-cid-fl2vbzix] ul[data-astro-cid-fl2vbzix]{display:grid;gap:var(--space-1);margin-block-start:var(--space-5)}.settings__rail[data-astro-cid-fl2vbzix] li[data-astro-cid-fl2vbzix]{padding:var(--space-2);color:var(--text-muted);border-radius:var(--radius-sm)}.settings__rail[data-astro-cid-fl2vbzix] .is-active[data-astro-cid-fl2vbzix]{color:var(--text-primary);background:var(--bg-raised)}.settings__content[data-astro-cid-fl2vbzix]{padding:var(--space-5)}.settings__eyebrow[data-astro-cid-fl2vbzix]{color:var(--text-muted);font-family:var(--font-mono);letter-spacing:var(--tracking-wide)}.settings__content[data-astro-cid-fl2vbzix] h3[data-astro-cid-fl2vbzix]{margin-block-start:var(--space-2);font-size:var(--text-lg)}.settings__themes[data-astro-cid-fl2vbzix]{display:grid;gap:var(--space-2);margin-block-start:var(--space-4)}.theme-card[data-astro-cid-fl2vbzix]{--sw-bg: var(--preview-dark-bg);--sw-surface: var(--preview-dark-surface);--sw-text: var(--preview-dark-text);--sw-accent: var(--preview-dark-accent);display:grid;grid-template-columns:3.75rem minmax(0,1fr);align-items:center;gap:var(--space-3);padding:var(--space-2);border:1px solid var(--border-subtle);border-radius:var(--radius-md)}.theme-card[data-astro-cid-fl2vbzix].is-selected{border-color:var(--accent);background:var(--accent-muted)}.theme-card--light[data-astro-cid-fl2vbzix]{--sw-bg: var(--preview-light-bg);--sw-surface: var(--preview-light-surface);--sw-text: var(--preview-light-text);--sw-accent: var(--preview-light-accent)}.theme-card--midnight[data-astro-cid-fl2vbzix]{--sw-bg: var(--preview-midnight-bg);--sw-surface: var(--preview-midnight-surface);--sw-text: var(--preview-midnight-text);--sw-accent: var(--preview-midnight-accent)}.theme-card--sepia[data-astro-cid-fl2vbzix]{--sw-bg: var(--preview-sepia-bg);--sw-surface: var(--preview-sepia-surface);--sw-text: var(--preview-sepia-text);--sw-accent: var(--preview-sepia-accent)}.theme-card--high-contrast[data-astro-cid-fl2vbzix]{--sw-bg: var(--preview-high-contrast-bg);--sw-surface: var(--preview-high-contrast-surface);--sw-text: var(--preview-high-contrast-text);--sw-accent: var(--preview-high-contrast-accent)}.theme-card--graphite[data-astro-cid-fl2vbzix]{--sw-bg: var(--preview-graphite-bg);--sw-surface: var(--preview-graphite-surface);--sw-text: var(--preview-graphite-text);--sw-accent: var(--preview-graphite-accent)}.theme-card__swatch[data-astro-cid-fl2vbzix]{position:relative;display:block;block-size:2.25rem;overflow:hidden;background:var(--sw-bg);border:1px solid var(--border-strong);border-radius:var(--radius-sm)}.theme-card__swatch[data-astro-cid-fl2vbzix] i[data-astro-cid-fl2vbzix]{position:absolute;inset:0 0 auto;block-size:var(--space-2);background:var(--sw-surface)}.theme-card__swatch[data-astro-cid-fl2vbzix] b[data-astro-cid-fl2vbzix]{position:absolute;inset-inline-start:var(--space-2);inset-block-end:var(--space-2);inline-size:45%;block-size:2px;background:var(--sw-accent)}.theme-card[data-astro-cid-fl2vbzix] strong[data-astro-cid-fl2vbzix]{display:block;color:var(--text-primary);font-weight:600}.theme-card[data-astro-cid-fl2vbzix] small[data-astro-cid-fl2vbzix]{display:block;margin-block-start:var(--space-1);overflow:hidden;color:var(--text-muted);font-size:.625rem;text-overflow:ellipsis;white-space:nowrap}@media(min-width:60rem){.themes__layout[data-astro-cid-fl2vbzix]{grid-template-columns:minmax(18rem,4fr) minmax(0,7fr)}.settings__themes[data-astro-cid-fl2vbzix]{grid-template-columns:repeat(2,minmax(0,1fr))}}.trust[data-astro-cid-uj2d65ae]{padding-block:var(--space-8)}header[data-astro-cid-uj2d65ae]{max-inline-size:48rem}h2[data-astro-cid-uj2d65ae]{margin-block-start:var(--space-3);font-size:var(--web-text-section)}header[data-astro-cid-uj2d65ae]>p[data-astro-cid-uj2d65ae]:last-child{margin-block-start:var(--space-4);color:var(--text-secondary)}dl[data-astro-cid-uj2d65ae]{display:grid;margin-block-start:var(--space-7);border-block-start:1px solid var(--border-subtle)}dl[data-astro-cid-uj2d65ae] div[data-astro-cid-uj2d65ae]{padding-block:var(--space-5);border-block-end:1px solid var(--border-subtle)}dt[data-astro-cid-uj2d65ae]{font-weight:650}dd[data-astro-cid-uj2d65ae]{margin-block-start:var(--space-2);color:var(--text-secondary);font-size:var(--text-sm)}@media(min-width:48rem){dl[data-astro-cid-uj2d65ae]{grid-template-columns:repeat(2,minmax(0,1fr))}dl[data-astro-cid-uj2d65ae] div[data-astro-cid-uj2d65ae]{padding-inline:var(--space-5)}dl[data-astro-cid-uj2d65ae] div[data-astro-cid-uj2d65ae]:nth-child(odd){padding-inline-start:0;border-inline-end:1px solid var(--border-subtle)}}.faq[data-astro-cid-z6gx6xcw]{padding-block:var(--space-8);border-block-start:1px solid var(--border-subtle)}.faq__layout[data-astro-cid-z6gx6xcw]{display:grid;gap:var(--space-6)}header[data-astro-cid-z6gx6xcw]{max-inline-size:22rem}h2[data-astro-cid-z6gx6xcw]{margin-block-start:var(--space-3);font-size:var(--web-text-section)}.faq__items[data-astro-cid-z6gx6xcw]{border-block-start:1px solid var(--border-subtle)}details[data-astro-cid-z6gx6xcw]{border-block-end:1px solid var(--border-subtle)}summary[data-astro-cid-z6gx6xcw]{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding-block:var(--space-5);color:var(--text-primary);cursor:pointer;list-style:none;font-weight:600}summary[data-astro-cid-z6gx6xcw]::-webkit-details-marker{display:none}summary[data-astro-cid-z6gx6xcw]:hover{color:var(--text-secondary)}summary[data-astro-cid-z6gx6xcw] i[data-astro-cid-z6gx6xcw]{position:relative;inline-size:var(--icon-size);block-size:var(--icon-size);flex:none}summary[data-astro-cid-z6gx6xcw] i[data-astro-cid-z6gx6xcw]:before,summary[data-astro-cid-z6gx6xcw] i[data-astro-cid-z6gx6xcw]:after{content:"";position:absolute;inset-block-start:50%;inset-inline-start:0;inline-size:100%;block-size:1px;background:var(--text-muted)}summary[data-astro-cid-z6gx6xcw] i[data-astro-cid-z6gx6xcw]:after{transform:rotate(90deg)}details[data-astro-cid-z6gx6xcw][open] summary[data-astro-cid-z6gx6xcw] i[data-astro-cid-z6gx6xcw]:after{transform:rotate(0)}details[data-astro-cid-z6gx6xcw] p[data-astro-cid-z6gx6xcw]{max-inline-size:46rem;padding:0 0 var(--space-5);color:var(--text-secondary);font-size:var(--text-sm)}@media(min-width:56rem){.faq__layout[data-astro-cid-z6gx6xcw]{grid-template-columns:minmax(15rem,3fr) minmax(0,7fr)}}.download[data-astro-cid-ddbcycih]{padding-block:var(--space-8);background:var(--bg-surface);border-block-start:1px solid var(--border-subtle)}.download__panel[data-astro-cid-ddbcycih]{display:grid;gap:var(--space-6)}.download__main[data-astro-cid-ddbcycih]{display:grid;gap:var(--space-5)}.download__mark[data-astro-cid-ddbcycih]{display:grid;place-items:center;inline-size:6rem;block-size:6rem;color:var(--accent);background:var(--bg-app);border:1px solid var(--border-strong);border-radius:var(--radius-lg)}h2[data-astro-cid-ddbcycih]{margin-block-start:var(--space-3);font-size:var(--web-text-section)}.download__lead[data-astro-cid-ddbcycih]{max-inline-size:38rem;margin-block-start:var(--space-4);color:var(--text-secondary)}.download__actions[data-astro-cid-ddbcycih]{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-block-start:var(--space-5)}.download__alternates[data-astro-cid-ddbcycih]{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-block-start:var(--space-4);color:var(--text-muted);font-size:var(--text-xs)}.download__alternates[data-astro-cid-ddbcycih] a[data-astro-cid-ddbcycih]{color:var(--text-secondary);text-decoration:underline;text-underline-offset:3px}.download__alternates[data-astro-cid-ddbcycih] a[data-astro-cid-ddbcycih]:hover{color:var(--text-primary)}.download__specs[data-astro-cid-ddbcycih]{display:grid;border-block-start:1px solid var(--border-subtle)}.download__specs[data-astro-cid-ddbcycih] div[data-astro-cid-ddbcycih]{display:flex;justify-content:space-between;gap:var(--space-4);padding-block:var(--space-3);border-block-end:1px solid var(--border-subtle);font-size:var(--text-sm)}dt[data-astro-cid-ddbcycih]{color:var(--text-muted)}dd[data-astro-cid-ddbcycih]{color:var(--text-primary);text-align:end}.download__notice[data-astro-cid-ddbcycih]{padding:var(--space-5);background:var(--bg-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-lg)}.download__notice[data-astro-cid-ddbcycih] h3[data-astro-cid-ddbcycih]{margin-block-start:var(--space-2);font-size:var(--text-lg)}.download__notice[data-astro-cid-ddbcycih]>p[data-astro-cid-ddbcycih]:not(.surface-label){margin-block-start:var(--space-2);color:var(--text-secondary);font-size:var(--text-sm)}.download__notice[data-astro-cid-ddbcycih] ol[data-astro-cid-ddbcycih]{display:grid;gap:var(--space-2);margin-block-start:var(--space-4);counter-reset:steps}.download__notice[data-astro-cid-ddbcycih] li[data-astro-cid-ddbcycih]{display:grid;grid-template-columns:1.5rem 1fr;gap:var(--space-2);color:var(--text-secondary);font-size:var(--text-sm);counter-increment:steps}.download__notice[data-astro-cid-ddbcycih] li[data-astro-cid-ddbcycih]:before{content:counter(steps);display:grid;place-items:center;inline-size:1.25rem;block-size:1.25rem;color:var(--text-muted);border:1px solid var(--border-strong);border-radius:var(--radius-pill);font-family:var(--font-mono);font-size:var(--text-xs)}.download__notice-foot[data-astro-cid-ddbcycih]{margin-block-start:var(--space-4)!important;color:var(--text-muted)!important}@media(min-width:46rem){.download__main[data-astro-cid-ddbcycih]{grid-template-columns:auto 1fr;align-items:start}.download__specs[data-astro-cid-ddbcycih]{grid-template-columns:repeat(2,minmax(0,1fr))}.download__specs[data-astro-cid-ddbcycih] div[data-astro-cid-ddbcycih]:nth-child(odd){padding-inline-end:var(--space-5);border-inline-end:1px solid var(--border-subtle)}.download__specs[data-astro-cid-ddbcycih] div[data-astro-cid-ddbcycih]:nth-child(2n){padding-inline-start:var(--space-5)}}@media(min-width:64rem){.download__panel[data-astro-cid-ddbcycih]{grid-template-columns:minmax(0,7fr) minmax(18rem,3fr)}.download__main[data-astro-cid-ddbcycih],.download__specs[data-astro-cid-ddbcycih]{grid-column:1}.download__notice[data-astro-cid-ddbcycih]{grid-column:2;grid-row:1 / span 2}}