@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-translate-x:0;--tw-translate-y:0;--tw-translate-z:0;--tw-border-style:solid;--tw-font-weight:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-backdrop-blur:initial;--tw-backdrop-brightness:initial;--tw-backdrop-contrast:initial;--tw-backdrop-grayscale:initial;--tw-backdrop-hue-rotate:initial;--tw-backdrop-invert:initial;--tw-backdrop-opacity:initial;--tw-backdrop-saturate:initial;--tw-backdrop-sepia:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--color-amber-50:oklch(98.7% .022 95.277);--color-amber-200:oklch(92.4% .12 95.746);--color-amber-900:oklch(41.4% .112 45.904);--color-slate-950:oklch(12.9% .042 264.695);--color-white:#fff;--spacing:.25rem;--container-lg:32rem;--text-xs:.75rem;--text-xs--line-height:calc(1 / .75);--text-sm:.875rem;--text-sm--line-height:calc(1.25 / .875);--text-base:1rem;--text-base--line-height: 1.5 ;--font-weight-medium:500;--radius-sm:.25rem;--radius-md:.375rem;--radius-xl:.75rem;--animate-spin:spin 1s linear infinite;--blur-sm:8px;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}*{box-sizing:border-box}*,:before,:after{border-color:var(--line)}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button:not(:disabled),select,a{cursor:pointer}button:disabled{cursor:not-allowed}button,select{font:inherit}button{text-align:inherit}a{color:inherit;text-decoration:none}p,h1,h2,h3,h4{margin:0}::selection{background:#cfe0f1}select{border:1px solid var(--line);background:var(--paper);color:var(--ink-2);border-radius:6px;max-width:100%;padding:7px 26px 7px 10px;font-size:.8125rem}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.inset-0{inset:0}.top-1\/2{top:50%}.top-4{top:calc(var(--spacing) * 4)}.right-4{right:calc(var(--spacing) * 4)}.left-1\/2{left:50%}.z-50{z-index:50}.container{width:100%}@media(min-width:40rem){.container{max-width:40rem}}@media(min-width:48rem){.container{max-width:48rem}}@media(min-width:64rem){.container{max-width:64rem}}@media(min-width:80rem){.container{max-width:80rem}}@media(min-width:96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline-flex{display:inline-flex}.table{display:table}.size-4{width:calc(var(--spacing) * 4);height:calc(var(--spacing) * 4)}.h-9{height:calc(var(--spacing) * 9)}.h-10{height:calc(var(--spacing) * 10)}.h-11{height:calc(var(--spacing) * 11)}.max-h-\[90dvh\]{max-height:90dvh}.min-h-20{min-height:calc(var(--spacing) * 20)}.w-10{width:calc(var(--spacing) * 10)}.w-\[calc\(100\%-2rem\)\]{width:calc(100% - 2rem)}.w-full{width:100%}.max-w-lg{max-width:var(--container-lg)}.-translate-x-1\/2{--tw-translate-x: -50% ;translate:var(--tw-translate-x) var(--tw-translate-y)}.-translate-y-1\/2{--tw-translate-y: -50% ;translate:var(--tw-translate-x) var(--tw-translate-y)}.animate-spin{animation:var(--animate-spin)}.items-center{align-items:center}.justify-center{justify-content:center}.gap-2{gap:calc(var(--spacing) * 2)}.gap-4{gap:calc(var(--spacing) * 4)}.overflow-auto{overflow:auto}.rounded-md{border-radius:var(--radius-md)}.rounded-sm{border-radius:var(--radius-sm)}.rounded-xl{border-radius:var(--radius-xl)}.border{border-style:var(--tw-border-style);border-width:1px}.border-amber-200{border-color:var(--color-amber-200)}.border-input{border-color:#cdd5de}.border-transparent{border-color:#0000}.bg-amber-50{background-color:var(--color-amber-50)}.bg-background,.bg-card{background-color:var(--paper)}.bg-destructive{background-color:#b3372f}.bg-primary{background-color:var(--primary)}.bg-secondary{background-color:var(--tint)}.bg-slate-950\/50{background-color:#02061880}@supports (color:color-mix(in lab,red,red)){.bg-slate-950\/50{background-color:color-mix(in oklab,var(--color-slate-950) 50%,transparent)}}.p-6{padding:calc(var(--spacing) * 6)}.px-2\.5{padding-inline:calc(var(--spacing) * 2.5)}.px-3{padding-inline:calc(var(--spacing) * 3)}.px-4{padding-inline:calc(var(--spacing) * 4)}.px-6{padding-inline:calc(var(--spacing) * 6)}.py-1{padding-block:var(--spacing)}.py-2{padding-block:calc(var(--spacing) * 2)}.text-base{font-size:var(--text-base);line-height:var(--tw-leading,var(--text-base--line-height))}.text-sm{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.text-xs{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.font-medium{--tw-font-weight:var(--font-weight-medium);font-weight:var(--font-weight-medium)}.whitespace-nowrap{white-space:nowrap}.text-amber-900{color:var(--color-amber-900)}.text-card-foreground,.text-foreground{color:var(--ink)}.text-primary-foreground{color:#fff}.text-secondary-foreground{color:#24476b}.text-white{color:var(--color-white)}.opacity-70{opacity:.7}.shadow-xl{--tw-shadow:0 20px 25px -5px var(--tw-shadow-color,#0000001a), 0 8px 10px -6px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.backdrop-blur-sm{--tw-backdrop-blur:blur(var(--blur-sm));-webkit-backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,);backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,)}.transition-colors{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.file\:border-0::file-selector-button{border-style:var(--tw-border-style);border-width:0}.file\:bg-transparent::file-selector-button{background-color:#0000}.file\:text-sm::file-selector-button{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.file\:font-medium::file-selector-button{--tw-font-weight:var(--font-weight-medium);font-weight:var(--font-weight-medium)}.placeholder\:text-muted-foreground::placeholder{color:var(--ink-3)}@media(hover:hover){.hover\:bg-accent:hover{background-color:var(--tint)}.hover\:bg-destructive\/90:hover{background-color:#b3372fe6}.hover\:bg-primary\/90:hover{background-color:var(--primary)}@supports (color:color-mix(in lab,red,red)){.hover\:bg-primary\/90:hover{background-color:color-mix(in oklab,var(--primary) 90%,transparent)}}.hover\:bg-secondary\/80:hover{background-color:var(--tint)}@supports (color:color-mix(in lab,red,red)){.hover\:bg-secondary\/80:hover{background-color:color-mix(in oklab,var(--tint) 80%,transparent)}}.hover\:text-accent-foreground:hover{color:var(--ink)}.hover\:opacity-100:hover{opacity:1}}.focus\:ring-2:focus{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.focus\:ring-ring:focus{--tw-ring-color:#3b6a99}.focus\:outline-none:focus{--tw-outline-style:none;outline-style:none}.focus-visible\:ring-2:focus-visible{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.focus-visible\:ring-ring:focus-visible{--tw-ring-color:#3b6a99}.focus-visible\:ring-offset-2:focus-visible{--tw-ring-offset-width:2px;--tw-ring-offset-shadow:var(--tw-ring-inset,) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color)}.focus-visible\:outline-none:focus-visible{--tw-outline-style:none;outline-style:none}.disabled\:pointer-events-none:disabled{pointer-events:none}.disabled\:cursor-not-allowed:disabled{cursor:not-allowed}.disabled\:opacity-45:disabled{opacity:.45}.disabled\:opacity-50:disabled{opacity:.5}.\[\&_svg\]\:pointer-events-none svg{pointer-events:none}.\[\&_svg\]\:size-4 svg{width:calc(var(--spacing) * 4);height:calc(var(--spacing) * 4)}.\[\&_svg\]\:shrink-0 svg{flex-shrink:0}}:root{--ink:#17283a;--ink-2:#44576b;--ink-3:#66778a;--primary:#1e3a56;--desk:#eceff3;--paper:#fff;--tint:#e7eef6;--line:#dce2e9;--rule:#d6e0eb;--margin:#c9453c;--sans:"Public Sans",ui-sans-serif,system-ui,sans-serif;--serif:Literata,Georgia,serif;font-family:var(--sans);color:var(--ink);background:var(--desk);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-size:16px}button:focus-visible,a:focus-visible,select:focus-visible,summary:focus-visible{outline-offset:2px;outline:2px solid #3b6a99}.app-shell{min-height:100dvh;display:flex}.sidebar{background:var(--paper);border-right:1px solid var(--line);flex-direction:column;flex-shrink:0;width:288px;height:100dvh;display:flex;position:sticky;top:0}.brand{letter-spacing:-.4px;align-items:center;gap:11px;padding:20px 20px 18px;font-size:1.25rem;font-weight:700;line-height:1.1;display:flex}.brand-mark{background:var(--primary);color:#fff;width:36px;height:36px;font:italic 600 24px var(--serif);box-shadow:inset 3px 0 var(--margin);border-radius:8px;justify-content:center;align-items:center;padding-right:3px;display:flex}.brand-mark>span{color:#f2c46d}.brand-sub{color:var(--ink-3);letter-spacing:0;margin-top:2px;font-size:.75rem;font-weight:400;display:block}.library-heading{color:var(--ink-2);justify-content:space-between;align-items:center;margin:4px 0 10px;padding:0 20px;font-size:.8125rem;font-weight:600;display:flex}.library-heading>span:first-child{align-items:center;gap:8px;display:flex}.library-heading>span:last-child{color:var(--ink-3);font-variant-numeric:tabular-nums;font-size:.75rem;font-weight:500}.library-filters{border-bottom:1px solid var(--line);gap:8px;padding:0 16px 14px;display:grid}.library-filters>select{width:100%;margin:0}.search-input{position:relative}.search-input>svg{color:var(--ink-3);position:absolute;top:50%;left:11px;transform:translateY(-50%)}.search-input>input{background:var(--desk);border-color:#0000;height:36px;padding-left:34px;font-size:.8125rem}.search-input>input:focus{background:var(--paper)}.filter-row{gap:8px;display:flex}.filter-row>select{width:50%}.filter-syllabus{color:var(--ink-3);align-items:center;gap:6px;display:flex}.filter-syllabus>select{background:0 0;border:0;flex:1;min-width:0;padding-left:0;font-size:.75rem}.unanswered{color:var(--ink-2);align-items:center;gap:8px;font-size:.8125rem;display:flex}.unanswered>input{accent-color:var(--primary);width:14px;height:14px}.question-list{flex:1;padding:8px;overflow-y:auto}.question-item{background:0 0;border-radius:6px;width:100%;margin-bottom:2px;padding:12px 12px 12px 14px;transition:background .12s;display:block;position:relative}.question-item:hover{background:var(--desk)}.question-item.selected{background:var(--tint)}.question-item.selected:before{content:"";background:var(--margin);border-radius:2px;width:2px;position:absolute;top:10px;bottom:10px;left:0}.question-item-meta{color:var(--ink-3);justify-content:space-between;align-items:baseline;font-size:.75rem;display:flex}.question-item-meta b{color:var(--ink);margin-right:4px;font-weight:600}.question-item-meta>span:last-child{font-variant-numeric:tabular-nums}.question-item>p{color:var(--ink);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:5px 0 6px;font-size:.875rem;line-height:1.5;display:-webkit-box;overflow:hidden}.question-item-foot{color:var(--ink-3);justify-content:space-between;align-items:center;gap:8px;font-size:.75rem;display:flex}.question-item-foot>span:first-child{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.question-item-foot>svg{color:#3f7d5a;flex-shrink:0}.question-item-foot .incomplete{color:#8a5f14;white-space:nowrap}.question-source-name{color:var(--ink-3);overflow-wrap:anywhere;margin:3px 0;font-size:.6875rem;display:block}.sidebar-footer{border-top:1px solid var(--line);gap:8px;padding:14px 16px 16px;display:grid}.ready-count{color:var(--ink-3);align-items:center;gap:7px;margin-bottom:2px;font-size:.75rem;display:flex}.sidebar-footer>button{width:100%}.main-shell{flex-direction:column;flex:1;min-width:0;display:flex}.topbar{z-index:20;border-bottom:1px solid var(--line);background:var(--paper);height:60px;position:sticky;top:0}@supports (color:color-mix(in lab,red,red)){.topbar{background:color-mix(in srgb,var(--paper) 92%,transparent)}}.topbar{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);align-items:center;gap:20px;padding:0 28px;display:flex}.breadcrumb{color:var(--ink-3);white-space:nowrap;align-items:center;gap:10px;min-width:0;font-size:.875rem;display:flex}.breadcrumb>strong{color:var(--ink);font-weight:600}.breadcrumb-slash{color:#bcc6d0}.topbar-actions{align-items:center;gap:12px;margin-left:auto;display:flex}.main-nav{gap:2px;display:flex}.main-nav>button{height:36px;color:var(--ink-2);border-radius:6px;align-items:center;gap:7px;padding:0 12px;font-size:.875rem;display:flex}.main-nav>button:hover{background:var(--desk)}.main-nav>button.active{background:var(--tint);color:var(--primary);font-weight:600}.main-shell main{outline:none;flex:1;padding:24px 28px}.practice-workspace{border:1px solid var(--line);background:var(--paper);border-radius:10px;overflow:hidden}.session-bar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:14px;min-height:54px;padding:10px 20px;display:flex}.session-meta{color:var(--ink-3);flex-wrap:wrap;align-items:center;gap:10px;font-size:.8125rem;display:flex}.session-meta>span:first-of-type{color:var(--ink);font-weight:600}.meta-separator{color:#bcc6d0}.timer{color:var(--ink-2);background:var(--desk);border-radius:8px;align-items:center;gap:4px;padding:2px 2px 2px 10px;display:flex}.timer>svg{margin-right:4px}.timer strong{font-variant-numeric:tabular-nums;min-width:48px;font-size:.9375rem;font-weight:600}.timer>button{width:30px;height:30px}.overtime{color:var(--margin)}.practice-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);display:grid}.stimulus-pane{border-right:1px solid var(--line);background:#f7f9fb;flex-direction:column;min-width:0;display:flex}.response-pane{min-width:0;padding-bottom:12px}.stimulus-meta{color:var(--ink-3);align-items:center;gap:10px;padding:14px 20px 10px;font-size:.8125rem;display:flex}.stimulus-meta>span:first-child{color:var(--ink);font-weight:600}.stimulus-meta>.view-toggle{margin-left:auto}.stimulus-meta>a{color:var(--ink-3);padding:4px;display:flex}.stimulus-meta>a:hover{color:var(--ink)}.view-toggle{background:var(--desk);color:var(--ink-3);border-radius:6px;gap:2px;padding:2px;font-size:.75rem;display:flex}.view-toggle>button{border-radius:4px;padding:4px 10px}.view-toggle>button[aria-pressed=true]{background:var(--paper);color:var(--ink);font-weight:600;box-shadow:0 1px 2px #17283a1a}.highlight-toolbar{flex-wrap:wrap;align-items:center;gap:6px;margin:0 20px 10px;display:flex}.highlight-toolbar>button:last-child{margin-left:auto}.highlight-colors{gap:6px;padding:0 4px;display:flex}.highlight-swatch{border:2px solid #fff;border-radius:50%;width:20px;height:20px;box-shadow:0 0 0 1px #c3ccd6}.highlight-swatch[aria-pressed=true]{box-shadow:0 0 0 2px var(--primary)}.highlight-hint{color:var(--ink-3);margin:0 20px 10px;font-size:.75rem;line-height:1.6}.reading-surface{background:var(--paper);border:1px solid var(--line);border-radius:4px;flex:1;min-height:480px;max-height:calc(100dvh - 230px);margin:0 20px 16px;overflow-y:auto}.zoom-controls{align-items:center;gap:2px;margin-left:auto;display:flex}.highlight-toolbar>.zoom-controls~button:last-child{margin-left:0}.zoom-level{text-align:center;font-variant-numeric:tabular-nums;min-width:48px;color:var(--ink-2);border-radius:4px;padding:4px;font-size:.75rem}.zoom-level:hover{background:var(--desk)}.reading-surface{overflow-x:auto}.stimulus-images{min-width:100%}.stimulus-images>img{border-bottom:1px solid var(--line);width:100%;height:auto;display:block}.stimulus-text{font:.9375rem/1.75 var(--serif);white-space:pre-wrap;overflow-wrap:anywhere;color:var(--ink);margin:0;padding:24px 28px}.stimulus-text mark{color:inherit;border-radius:2px;padding:0}.highlight-page{border-bottom:1px solid var(--line);position:relative}.highlight-page>img{width:100%;height:auto;display:block}.highlight-enabled{cursor:crosshair;touch-action:none;-webkit-user-select:none;user-select:none}.page-highlight{pointer-events:none;opacity:.55;mix-blend-mode:multiply;border-radius:2px;position:absolute}.source-placeholder{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:14px;min-height:480px;padding:56px 32px;display:flex}.document-symbol{border:1px solid var(--line);width:56px;height:68px;color:var(--ink-3);box-shadow:inset 3px 0 var(--margin);background:#f7f9fb;border-radius:4px;justify-content:center;align-items:center;display:flex}.source-placeholder h3{font:500 1.375rem/1.35 var(--serif);max-width:300px}.source-placeholder p{color:var(--ink-3);max-width:320px;font-size:.875rem;line-height:1.7}.source-caption{color:var(--ink-3);flex-wrap:wrap;justify-content:space-between;gap:10px;padding:0 20px 16px;font-size:.75rem;display:flex}.source-caption>a{color:var(--ink-2);align-items:center;gap:5px;display:flex}.question-block{padding:24px 28px 20px}.question-details{color:var(--ink-3);flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:.8125rem;display:flex}.question-details>span{align-items:center;gap:6px;display:flex}.question-details>.question-marks{color:var(--ink);font-weight:600}.question-block h1{font:500 1.5rem/1.4 var(--serif);letter-spacing:-.2px;white-space:pre-line;overflow-wrap:anywhere;max-width:34em;margin-top:10px}.response-tabs{border-bottom:1px solid var(--line);color:var(--ink-3);gap:24px;padding:0 28px;font-size:.875rem;display:flex}.response-tabs>button{border-bottom:2px solid #0000;margin-bottom:-1px;padding:10px 0}.response-tabs>.active{border-bottom-color:var(--primary);color:var(--ink);font-weight:600}.response-tabs>button:disabled{opacity:.6}.response-tabs>button>span{background:var(--tint);font-variant-numeric:tabular-nums;border-radius:4px;margin-left:6px;padding:1px 6px;font-size:.75rem}.answer-area{padding:20px 28px 8px}.answer-editor{--lh:32px;min-height:calc(var(--lh)*9 + 16px);font-size:1rem;line-height:var(--lh);border:1px solid var(--line);resize:vertical;color:var(--ink);background-color:var(--paper);background-position:0 8px,0 0;background-attachment:local;background-image:repeating-linear-gradient(transparent 0 calc(var(--lh) - 1px),var(--rule) calc(var(--lh) - 1px) var(--lh)),linear-gradient(90deg,transparent 43px,var(--margin) 43px 44px,transparent 44px);border-radius:4px;padding:8px 18px 8px 60px}.answer-editor:focus-visible{--tw-ring-shadow:0 0 #0000;border-color:#9fb4ca;box-shadow:0 0 0 3px #3b6a9922}.answer-editor::placeholder{color:#97a4b1}.editor-status{color:var(--ink-3);font-variant-numeric:tabular-nums;justify-content:space-between;gap:12px;padding:8px 0 16px;font-size:.75rem;display:flex}.editor-status>span:first-child{align-items:center;gap:6px;display:flex}.answer-actions{justify-content:flex-end;gap:8px;display:flex}.inline-notice{border:1px solid var(--line);color:var(--ink-2);background:#f7f9fb;border-radius:6px;align-items:flex-start;gap:9px;margin-top:16px;padding:12px 14px;display:flex}.inline-notice>svg{flex-shrink:0;margin-top:3px}.inline-notice p{font-size:.8125rem;line-height:1.6}.inline-notice button{color:var(--primary);text-underline-offset:3px;font-weight:600;text-decoration:underline}.feedback-disclaimer{color:var(--ink-3);text-align:right;margin-top:14px;font-size:.75rem}.status-message{color:var(--ink-2);align-items:center;gap:8px;margin:4px 28px 10px;font-size:.8125rem;display:flex}.error-text{color:#b3372f;font-size:.875rem;line-height:1.6}.response-error{margin:8px 28px 16px}.previous-feedback{border-top:1px solid var(--line);color:var(--ink-3);flex-wrap:wrap;align-items:center;gap:8px;margin:8px 28px;padding-top:12px;font-size:.8125rem;display:flex}.previous-feedback>select{font-size:.75rem}.rubric{border-top:1px solid var(--line);color:var(--ink-2);margin:15px 28px;padding-top:15px;font-size:.8125rem}.rubric summary{cursor:pointer;justify-content:space-between;align-items:center;list-style:none;display:flex}.rubric pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#f7f9fb;margin:15px 0;padding:15px;font-size:.8125rem;line-height:1.7}.feedback-area{padding:20px 28px}.feedback-area>button{margin-top:20px}.feedback-score{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:18px;padding-bottom:18px;display:flex}.feedback-score h3{font:500 1.125rem/1.45 var(--serif)}.feedback-score p{color:var(--ink-3);margin-top:6px;font-size:.75rem}.score{white-space:nowrap;color:var(--primary);font-variant-numeric:tabular-nums}.score>strong{font:600 2.5rem/1 var(--serif)}.score>span{color:var(--ink-3);font-size:1rem}.feedback-section{margin-top:20px;font-size:.875rem;line-height:1.7}.feedback-section h4{align-items:center;gap:8px;margin-bottom:8px;font-size:.875rem;font-weight:600;display:flex}.feedback-section ul{color:var(--ink-2);padding-left:20px;list-style:outside}.feedback-section li+li{margin-top:6px}.feedback-section p{color:var(--ink-2)}.criterion{border-left:2px solid var(--margin);margin:12px 0;padding-left:14px}.criterion>strong{font-size:.875rem;font-weight:600}.criterion p{margin-top:4px}.criterion .fix{color:var(--ink)}.fix>span{margin-right:4px;font-weight:600}.feedback-section blockquote{border-left:2px solid var(--primary);color:var(--ink);font:1rem/1.7 var(--serif);background:#f7f9fb;margin:0;padding:10px 16px}.next-task{background:var(--tint);border-radius:6px;margin-top:20px;padding:16px 18px}.next-task h4{font-size:.875rem;font-weight:600}.next-task p{color:var(--ink-2);margin-top:6px;font-size:.875rem;line-height:1.7}.view-heading{justify-content:space-between;align-items:flex-end;gap:24px;margin:0 0 20px;display:flex}.view-heading h1{font:600 1.5rem/1.3 var(--sans);letter-spacing:-.3px;margin-bottom:6px}.view-heading p{color:var(--ink-3);max-width:600px;font-size:.875rem;line-height:1.7}.coverage-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.coverage-stats{border:1px solid var(--line);background:var(--paper);border-radius:10px;grid-template-columns:repeat(4,1fr);margin:0 0 16px;display:grid}.coverage-stats>div{border-right:1px solid var(--line);flex-direction:column;gap:4px;padding:18px 20px;display:flex}.coverage-stats>div:last-child{border:0}.coverage-stats strong{font:600 1.75rem/1.1 var(--sans);font-variant-numeric:tabular-nums}.coverage-stats span{color:var(--ink-3);font-size:.8125rem}.import-status{background:var(--tint);color:var(--ink-2);border-radius:8px;align-items:center;gap:10px;padding:12px 16px;font-size:.875rem;line-height:1.6;display:flex}.import-status>svg{flex-shrink:0}.coverage-note{color:var(--ink-3);max-width:760px;margin:12px 0 0;font-size:.8125rem;line-height:1.7}.coverage-table-wrap{background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow-x:auto}.coverage-table{border-collapse:collapse;text-align:left;width:100%;font-size:.875rem}.coverage-table th{color:var(--ink-3);background:#f7f9fb;padding:10px 18px;font-size:.75rem;font-weight:600}.coverage-table td{border-top:1px solid var(--line);vertical-align:middle;padding:12px 18px}.coverage-table tbody tr:hover{background:#fafbfc}.coverage-table td:first-child>span{color:var(--ink-3);margin-top:2px;font-size:.75rem;display:block}.coverage-table .source-error{color:#8a5f14;overflow-wrap:anywhere;max-width:340px;margin-top:6px;font-size:.75rem;line-height:1.5}.coverage-table td:last-child{text-align:right;padding-right:10px}.uploaded-papers{margin:24px 0}.uploaded-papers>h2{margin-bottom:10px;font-size:1rem;font-weight:600}.uploaded-papers>p{color:var(--ink-3);font-size:.875rem}.uploaded-paper{background:var(--paper);border:1px solid var(--line);border-radius:8px;justify-content:space-between;align-items:center;gap:14px;margin-bottom:8px;padding:12px 16px;display:flex}.uploaded-paper>div{overflow-wrap:anywhere;gap:4px;display:grid}.uploaded-paper strong{font-size:.9375rem;font-weight:600}.uploaded-paper span{color:var(--ink-3);font-size:.75rem}.attempt-list{background:var(--paper);border:1px solid var(--line);border-radius:10px;flex-direction:column;display:flex;overflow:hidden}.attempt-card{text-align:left;background:var(--paper);align-items:center;gap:20px;width:100%;padding:16px 20px;display:flex}.attempt-card+.attempt-card{border-top:1px solid var(--line)}.attempt-card:hover{background:#f7f9fb}.attempt-card-year{flex-direction:column;flex-shrink:0;gap:2px;width:84px;display:flex}.attempt-card-year strong{font-size:1rem;font-weight:600}.attempt-card-year span{color:var(--ink-3);font-size:.75rem}.attempt-card-content{flex:1;min-width:0}.attempt-card-content h2{font:500 .9375rem/1.5 var(--serif);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.attempt-card-content p{color:var(--ink-3);flex-wrap:wrap;gap:4px 14px;margin-top:4px;font-size:.75rem;display:flex}.attempt-card-mark{flex-direction:column;flex-shrink:0;align-items:flex-end;gap:2px;min-width:72px;display:flex}.attempt-card-mark>strong{font:600 1.5rem/1 var(--serif);color:var(--primary);font-variant-numeric:tabular-nums}.attempt-card-mark>strong>span{color:var(--ink-3);font-size:.875rem}.attempt-card-mark>span{color:var(--ink-3);font-size:.6875rem}.attempt-detail{max-width:820px}.attempt-detail h2{font:500 1.375rem/1.45 var(--serif);margin:14px 0}.attempt-detail-meta{color:var(--ink-3);flex-wrap:wrap;align-items:center;gap:12px;margin-top:14px;font-size:.8125rem;display:flex}.attempt-answer{white-space:pre-wrap;overflow-wrap:anywhere;border-left:2px solid var(--margin);background:#f7f9fb;border-radius:0 6px 6px 0;margin:16px 0 24px;padding:18px 22px;font-size:1rem;line-height:1.8}.menu,.coverage-view,.attempts-view{max-width:1040px;margin:0 auto;padding-top:8px}.crumb-back{color:var(--ink-2);border-radius:6px;align-items:center;gap:6px;margin-left:-8px;padding:6px 8px;font-weight:500;display:flex}.crumb-back:hover{background:var(--desk);color:var(--ink)}.menu-start{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;margin-bottom:28px;display:grid}.start-card{background:var(--paper);border:1px solid var(--line);box-shadow:inset 2px 0 var(--margin);text-align:left;border-radius:8px;flex-direction:column;gap:6px;padding:16px 18px 16px 22px;transition:border-color .12s;display:flex}.start-card:hover:not(:disabled){border-color:#9fb4ca}.start-card:disabled{opacity:.6}.start-label{color:var(--primary);align-items:center;gap:7px;font-size:.8125rem;font-weight:600;display:flex}.start-card>strong{font:500 1.0625rem/1.45 var(--serif);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.start-card>span:last-child{color:var(--ink-3);font-size:.75rem}.menu-filters{z-index:5;background:var(--desk);margin-bottom:8px;padding:10px 0;position:sticky;top:60px}.menu-filters .library-filters{border:0;flex-wrap:wrap;align-items:center;gap:8px 12px;padding:0;display:flex}.menu-filters .search-input{flex:240px}.menu-filters .search-input>input{background:var(--paper);border-color:var(--line)}.menu-filters .library-filters>select,.menu-filters .filter-row>select{width:auto}.menu-filters .filter-syllabus,.menu-filters .filter-syllabus>select{flex:0 auto}.paper-group{margin-bottom:24px}.paper-group>h2{align-items:baseline;gap:12px;padding:0 4px 8px;font-size:1.0625rem;font-weight:700;display:flex}.paper-group>h2>span{color:var(--ink-3);font-size:.8125rem;font-weight:400}.paper-group>ol{background:var(--paper);border:1px solid var(--line);border-radius:10px;margin:0;padding:0;list-style:none;overflow:hidden}.paper-group li+li{border-top:1px solid var(--line)}.paper-question{text-align:left;grid-template-columns:32px minmax(0,1fr) 72px 118px;align-items:center;gap:16px;width:100%;padding:14px 18px;display:grid}.paper-question:hover{background:#f7f9fb}.pq-number{font:600 1.125rem var(--serif);color:var(--ink-3);text-align:center}.pq-body{flex-direction:column;gap:3px;min-width:0;display:flex}.pq-prompt{font:1rem/1.45 var(--serif);color:var(--ink)}.pq-kind{color:var(--ink-3);font-size:.75rem}.pq-marks{color:var(--ink-2);font-variant-numeric:tabular-nums;font-size:.8125rem}.pq-status{color:var(--ink-3);justify-content:flex-end;align-items:center;gap:5px;font-size:.75rem;display:flex}.pq-status>svg{color:#3f7d5a}.empty-workspace{background:var(--paper);max-width:560px;margin:40px auto}.empty-workspace>div{text-align:center;flex-direction:column;align-items:center;gap:14px;padding:48px 32px;display:flex}.empty-workspace svg{color:var(--ink-3)}.empty-workspace h2{font:500 1.375rem var(--serif)}.empty-workspace p{max-width:400px;color:var(--ink-3);font-size:.875rem;line-height:1.7}.loading-workspace{border:1px solid var(--line);background:var(--paper);min-height:520px;color:var(--ink-3);border-radius:10px;justify-content:center;align-items:center;gap:12px;font-size:.875rem;display:flex}.global-error{color:#983f36;background:#fff7f5;border:1px solid #efc9c4;border-radius:8px;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;padding:10px 16px;font-size:.875rem;display:flex}.list-empty{color:var(--ink-3);text-align:center;flex-direction:column;align-items:center;gap:8px;padding:28px 12px;font-size:.875rem;line-height:1.7;display:flex}.list-empty button{color:var(--primary);font-size:.8125rem;font-weight:600}.app-footer{color:var(--ink-3);justify-content:flex-end;padding:0 28px 20px;font-size:.75rem;display:flex}.app-footer>a{align-items:center;gap:6px;display:flex}.app-footer>a:hover{color:var(--ink)}.dialog-icon{background:var(--tint);width:40px;height:40px;color:var(--primary);border-radius:8px;justify-content:center;align-items:center;display:flex}.dialog-title{font:600 1.25rem/1.3 var(--sans);margin-right:20px}.dialog-description{color:var(--ink-3);font-size:.875rem;line-height:1.6}.field-label{justify-content:space-between;align-items:center;gap:10px;margin-bottom:-6px;font-size:.875rem;font-weight:600;display:flex}.field-label>span{color:var(--ink-3);font-size:.75rem;font-weight:400}.settings-note{color:var(--ink-3);font-size:.8125rem;line-height:1.6}.text-link{color:var(--primary);align-items:center;gap:6px;font-size:.8125rem;font-weight:500;display:inline-flex}.text-link:hover{text-underline-offset:3px;text-decoration:underline}.dialog-actions{justify-content:flex-end;gap:8px;margin-top:6px;display:flex}.success-text{color:#2f6b4c;font-size:.875rem;line-height:1.6}.account-details{flex-direction:column;gap:8px;font-size:.875rem;display:flex}.account-details>span{color:var(--ink-3);text-transform:capitalize}.account-details>p{color:var(--ink-3);margin-top:8px;line-height:1.6}.login-pending{background:var(--tint);border-radius:6px;gap:10px;padding:14px;display:grid}.login-pending p{color:var(--ink-2);align-items:center;gap:8px;font-size:.875rem;display:flex}.import-dialog{max-width:720px}.upload-files{gap:14px;display:grid}.upload-files>label>span{justify-content:space-between;align-items:center;margin-bottom:6px;font-size:.875rem;font-weight:600;display:flex}.upload-files small{color:var(--ink-3);font-size:.75rem;font-weight:400}.upload-files input{height:auto;padding:10px;font-size:.8125rem}.parser-config{border:1px solid var(--line);background:#f7f9fb;border-radius:8px;gap:14px;padding:16px;display:grid}.parser-config>button{justify-self:start}.import-preview-heading{gap:6px;display:grid}.import-preview-heading>span{color:var(--ink-3);font-size:.8125rem}.import-warnings{color:#7a5c26;background:#fff9ec;border:1px solid #ede0be;border-radius:8px;padding:12px 14px;font-size:.8125rem;line-height:1.6}.import-warnings p+p{margin-top:6px}.import-question-list{gap:10px;display:grid}.import-question{border:1px solid var(--line);border-radius:8px;padding:16px}.import-question>label{align-items:center;gap:10px;font-size:.875rem;display:flex}.import-question>label>span{color:var(--ink-3);margin-left:auto;font-size:.8125rem}.import-question>p{font:1rem/1.6 var(--serif);margin:10px 0}.import-question-meta{color:var(--ink-3);flex-wrap:wrap;align-items:center;gap:12px;font-size:.75rem;display:flex}.import-question details{color:var(--ink-2);margin-top:10px;font-size:.8125rem}.import-question pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:250px;font:.9375rem/1.75 var(--serif);background:#f7f9fb;margin-top:10px;padding:14px;overflow:auto}.import-dialog-wide{grid-template-rows:auto auto minmax(0,1fr) auto;max-width:min(1280px,100vw - 2rem);height:90dvh}.import-editor{border:1px solid var(--line);border-radius:8px;grid-template-columns:200px minmax(0,1fr) minmax(0,1fr);min-height:0;display:grid;overflow:hidden}.import-list{border-right:1px solid var(--line);background:#f7f9fb;flex-direction:column;gap:2px;padding:8px;display:flex;overflow-y:auto}[role=dialog]:focus{outline:none}.import-paper-fields{border-bottom:1px solid var(--line);grid-template-columns:1fr;gap:6px;margin-bottom:4px;padding-bottom:8px;display:grid}.import-paper-fields input{height:32px;padding:4px 8px;font-size:.8125rem}.import-list-item{border-radius:6px;align-items:center;gap:8px;padding-left:6px;display:flex;position:relative}.import-list-item.active{background:var(--tint)}.import-list-item.active:before{content:"";background:var(--margin);width:2px;position:absolute;top:8px;bottom:8px;left:0}.import-list-item.excluded button{opacity:.5}.import-list-item>input{accent-color:var(--primary)}.import-list-item>button{text-align:left;flex:1;grid-template-columns:1fr auto;align-items:center;column-gap:6px;padding:8px 6px;font-size:.8125rem;display:grid}.import-list-item>button>span{color:var(--ink-3);grid-row:2;font-size:.75rem}.import-list-item>button>svg{grid-area:1/2/3}.import-list-item .warn{color:#b07a1c}.import-list-item .ok{color:#3f7d5a}.import-add{margin:8px 6px}.import-fields{flex-direction:column;gap:12px;padding:16px 18px;display:flex;overflow-y:auto}.import-fields label{color:var(--ink-2);flex-direction:column;gap:5px;font-size:.8125rem;font-weight:600;display:flex}.import-fields textarea{resize:vertical;font-size:.875rem;line-height:1.6}.import-fields .import-serif{font:.9375rem/1.7 var(--serif)}.import-row{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:10px;display:grid}.import-fields .import-check{flex-direction:row;align-items:center;gap:8px;height:40px;font-weight:500}.import-stimulus{align-items:flex-end;gap:10px;display:flex}.import-stimulus>label{flex:1}.import-criteria-head{color:var(--ink-2);justify-content:space-between;align-items:center;margin-bottom:-6px;font-size:.8125rem;font-weight:600;display:flex}.import-issues{color:#7a5c26;background:#fff9ec;border:1px solid #ede0be;border-radius:6px;align-items:center;gap:8px;padding:8px 12px;font-size:.8125rem;display:flex}.import-remove{color:var(--ink-3);align-self:flex-start}.import-source{border-left:1px solid var(--line);background:#f7f9fb;flex-direction:column;min-height:0;display:flex}.import-source>.view-toggle{align-self:flex-start;align-items:center;margin:10px}.import-source>.view-toggle>button:disabled{opacity:.45}.import-source>.view-toggle>a{padding:4px 8px}.import-source>iframe{border:0;border-top:1px solid var(--line);background:#fff;flex:1;width:100%}.import-source>p{padding:16px}.import-method-links{flex-wrap:wrap;gap:16px;display:flex}.import-progress{border:1px solid var(--line);background:#f7f9fb;border-radius:8px;gap:8px;padding:14px 16px;display:grid}.import-progress ol{gap:8px;margin:0;padding:0;list-style:none;display:grid}.import-progress li{color:var(--ink-3);align-items:center;gap:10px;font-size:.875rem;display:flex}.import-progress li.done{color:var(--ink-2)}.import-progress li.done>svg{color:#3f7d5a}.import-progress li.current{color:var(--ink);font-weight:600}.import-progress li.current>svg{color:var(--primary)}.import-progress small{color:var(--ink-3);font-variant-numeric:tabular-nums;font-weight:400}.import-progress .dot{justify-content:center;width:15px;display:flex}.import-progress .dot:before{content:"";background:#c3ccd6;border-radius:50%;width:6px;height:6px}.import-progress>p{color:var(--ink-2);padding-left:25px;font-size:.8125rem;line-height:1.5}.import-progress>.import-progress-start{color:var(--ink);align-items:center;gap:10px;padding-left:0;display:flex}.import-progress>.import-progress-time{color:var(--ink-3);font-variant-numeric:tabular-nums;font-size:.75rem}.import-count{color:var(--ink-3);align-self:center;margin-left:auto;font-size:.8125rem}.import-summary-head{border:1px solid var(--line);border-radius:8px;align-items:flex-start;gap:12px;padding:14px 16px;display:flex}.import-summary-head>svg{color:var(--ink-3);flex-shrink:0;margin-top:2px}.import-summary-head>div{flex:1;gap:4px;display:grid}.import-summary-head span{color:var(--ink-3);font-size:.8125rem;line-height:1.5}.import-missing{background:#fff9ec;border:1px solid #ede0be;border-radius:8px;padding:14px 16px}.import-missing h3{color:#6b4f1d;margin-bottom:8px;font-size:.875rem;font-weight:600}.import-missing ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.import-missing li{color:#6b4f1d;align-items:flex-start;gap:10px;font-size:.8125rem;line-height:1.55;display:flex}.import-missing li>svg{flex-shrink:0;margin-top:2px}.import-missing li>span{flex:1}.import-allgood{color:#2f6b4c;background:#eef6f1;border-radius:8px;align-items:center;gap:8px;padding:12px 16px;font-size:.875rem;display:flex}.import-table td{vertical-align:top}.import-table em{color:#8a5f14;font-style:normal}.import-table-prompt{-webkit-line-clamp:2;color:var(--ink-3);-webkit-box-orient:vertical;max-width:420px;margin-top:2px;font-size:.8125rem;display:-webkit-box;overflow:hidden}@media(max-width:960px){.import-dialog-wide{height:auto}.import-editor{grid-template-columns:1fr}.import-list{border-right:0;border-bottom:1px solid var(--line);max-height:220px}.import-source{display:none}.import-row{grid-template-columns:1fr 1fr}}.auth-loading{min-height:100dvh;color:var(--ink-3);justify-content:center;align-items:center;display:flex}.auth-screen{justify-content:center;align-items:center;min-height:100dvh;padding:24px 16px;display:flex}.auth-card{background:var(--paper);border:1px solid var(--line);width:100%;max-width:400px;box-shadow:inset 3px 0 var(--margin);border-radius:12px;flex-direction:column;gap:8px;padding:28px 28px 24px 32px;display:flex}.auth-brand{padding:0 0 16px}.auth-card h1{font:500 1.5rem/1.3 var(--serif)}.auth-lede{color:var(--ink-3);margin-bottom:10px;font-size:.875rem;line-height:1.6}.auth-card label{color:var(--ink-2);margin-top:6px;font-size:.8125rem;font-weight:600}.auth-hint{color:var(--ink-3);font-size:.75rem;line-height:1.5}.auth-card>button[type=submit]{margin-top:12px}.auth-switch{color:var(--ink-3);text-align:center;margin-top:8px;font-size:.8125rem}.auth-switch button{color:var(--primary);font-weight:600}.account-menu{position:relative}.account-menu>summary{background:var(--primary);color:#fff;cursor:pointer;width:36px;height:36px;box-shadow:inset 2px 0 var(--margin);border-radius:50%;justify-content:center;align-items:center;font-size:.875rem;font-weight:600;list-style:none;display:flex}.account-menu>summary::-webkit-details-marker{display:none}.account-menu>div{z-index:30;background:var(--paper);border:1px solid var(--line);border-radius:8px;min-width:220px;padding:6px;display:grid;position:absolute;top:44px;right:0;box-shadow:0 8px 24px #17283a1f}.account-menu span{color:var(--ink-3);border-bottom:1px solid var(--line);overflow-wrap:anywhere;margin-bottom:4px;padding:8px 10px;font-size:.8125rem}.account-menu button{border-radius:6px;align-items:center;gap:8px;padding:8px 10px;font-size:.875rem;display:flex}.account-menu button:hover{background:var(--desk)}.ai-dialog{max-width:560px}.ai-section{border:1px solid var(--line);border-radius:8px;gap:8px;padding:14px 16px;display:grid}.ai-section-head{justify-content:space-between;align-items:center;display:flex}.ai-section h3{font-size:.9375rem;font-weight:600}.ai-connected{color:#2f6b4c;align-items:center;gap:5px;font-size:.75rem;font-weight:600;display:flex}.ai-section .field-label{margin:4px 0 -2px}.ai-actions{justify-content:flex-end;gap:8px;margin-top:4px;display:flex}.ai-test{border-radius:6px;align-items:flex-start;gap:8px;padding:10px 12px;font-size:.8125rem;line-height:1.5;display:flex}.ai-test>svg{flex-shrink:0;margin-top:2px}.ai-test small{color:inherit;opacity:.75}.ai-test.ok{color:#2f6b4c;background:#eef6f1}.ai-test.partial{color:#7a5c26;background:#fff9ec}.ai-test.fail{color:#983f36;background:#fff4f2}.auth-label-row{justify-content:space-between;align-items:baseline;margin-top:6px;display:flex}.auth-label-row>label{margin-top:0}.auth-label-row>button{color:var(--primary);font-size:.8125rem;font-weight:500}.danger-section{border-color:#efc9c4}.danger-section h3{color:#983f36}.danger-button{color:#983f36;border-color:#efc9c4}.device-code{background:var(--tint);border-radius:8px;gap:8px;padding:14px 16px;display:grid}.device-code p{color:var(--ink-2);align-items:center;gap:8px;font-size:.8125rem;display:flex}.device-code-value{align-items:center;gap:10px;display:flex}.device-code-value code{letter-spacing:2px;background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:8px 12px;font:600 1.375rem/1 ui-monospace,SFMono-Regular,Consolas,monospace}.import-visibility{border:1px solid var(--line);border-radius:8px;gap:10px;margin:0;padding:12px 16px;display:grid}.import-visibility legend{padding:0 4px;font-size:.875rem;font-weight:600}.import-visibility label{color:var(--ink-3);cursor:pointer;align-items:flex-start;gap:10px;font-size:.8125rem;line-height:1.5;display:flex}.import-visibility input{accent-color:var(--primary);margin-top:3px}.import-visibility strong{color:var(--ink);font-weight:600;display:block}.uploaded-paper-actions{flex-shrink:0;gap:6px;display:flex}.mobile-menu,.close-sidebar{display:none}.sidebar-toggle{margin-left:-8px}@media(min-width:721px){.sidebar-collapsed{display:none}}@media(max-width:720px){.sidebar-toggle{display:none}}.skip-link{z-index:100;background:var(--primary);color:#fff;border-radius:6px;padding:10px 18px;position:fixed;top:-100px;left:20px}.skip-link:focus{top:12px}@media(min-width:1550px){.question-block h1{font-size:1.75rem}.reading-surface{min-height:600px}.answer-editor{min-height:calc(var(--lh)*11 + 16px)}}@media(max-width:1200px){.sidebar{width:256px}.topbar,.main-shell main{padding-left:20px;padding-right:20px}.app-footer{padding:0 20px 20px}.breadcrumb>.breadcrumb-slash,.breadcrumb>strong{display:none}.question-block,.answer-area,.feedback-area{padding-left:20px;padding-right:20px}.response-tabs{padding:0 20px}.status-message,.response-error,.previous-feedback{margin-left:20px;margin-right:20px}.stimulus-text{padding:20px}.view-heading{flex-direction:column;align-items:flex-start}.coverage-actions{justify-content:flex-start}}@media(max-width:960px){.practice-grid{grid-template-columns:1fr}.stimulus-pane{border-right:0;border-bottom:1px solid var(--line)}.reading-surface{min-height:260px;max-height:460px}.source-placeholder{min-height:260px;padding:28px 20px}.session-meta>span:last-child,.meta-separator{display:none}.coverage-stats{grid-template-columns:1fr 1fr}.coverage-stats>div:nth-child(2){border-right:0}.coverage-stats>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.coverage-table{min-width:620px}.main-nav>button{padding:0 10px}}@media(max-width:720px){.sidebar{z-index:40;width:300px;max-width:88vw;transition:transform .2s;position:fixed;top:0;left:0;transform:translate(-100%)}.sidebar-open{transform:translate(0)}.sidebar-backdrop{z-index:39;background:#17283a66;border:0;position:fixed;inset:0}.mobile-menu,.close-sidebar{display:inline-flex}.close-sidebar{width:36px;height:36px;position:absolute;top:18px;right:10px}.topbar{flex-wrap:wrap;gap:8px;height:auto;padding:8px 12px}.breadcrumb>span{display:none}.topbar-actions{display:contents}.main-nav{border-top:1px solid var(--line);order:3;width:100%;padding-top:8px}.main-nav>button{flex:1;justify-content:center;font-size:.8125rem}.topbar-actions>button{margin-left:auto}.main-shell main{padding:12px}.app-footer{justify-content:center;padding:0 12px 16px}.session-bar{padding:8px 12px}.stimulus-meta{padding:12px 12px 8px}.highlight-toolbar,.highlight-hint{margin-left:12px;margin-right:12px}.reading-surface{margin:0 12px 12px}.source-caption{padding:0 12px 12px}.question-block{padding:18px 16px 16px}.question-block h1{font-size:1.3rem}.answer-area,.feedback-area{padding:16px}.response-tabs{padding:0 16px}.status-message,.response-error,.previous-feedback{margin-left:16px;margin-right:16px}.answer-editor{background-image:repeating-linear-gradient(transparent 0 calc(var(--lh) - 1px),var(--rule) calc(var(--lh) - 1px) var(--lh)),linear-gradient(90deg,transparent 31px,var(--margin) 31px 32px,transparent 32px);padding-left:44px}.answer-actions>button{flex:1}.feedback-disclaimer{text-align:left}.coverage-actions{width:100%}.coverage-actions>button{flex:1}.attempt-card{flex-wrap:wrap;align-items:flex-start;gap:10px 14px;padding:14px 16px}.attempt-card-content{flex-basis:100%;order:3}.attempt-card-year{flex-direction:row;align-items:baseline;gap:8px;width:auto}.attempt-card-mark{flex-direction:row;align-items:baseline;gap:6px;margin-left:auto}.paper-question{grid-template-columns:24px minmax(0,1fr);gap:4px 12px;padding:12px 14px}.pq-marks,.pq-status{grid-area:2/2}.pq-status{justify-self:end}.menu-filters{position:static;top:0}.empty-workspace{margin:12px 0}.empty-workspace>div{padding:40px 20px}}@media(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation-duration:.01ms!important}}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(360deg)}}