*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}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;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}:root{--background: 0 0% 100%;--foreground: 222.2 84% 4.9%;--card: 0 0% 100%;--card-foreground: 222.2 84% 4.9%;--primary: 222.2 47.4% 11.2%;--primary-foreground: 210 40% 98%;--secondary: 210 40% 96.1%;--secondary-foreground: 222.2 47.4% 11.2%;--muted: 210 40% 96.1%;--muted-foreground: 215.4 16.3% 46.9%;--accent: 210 40% 96.1%;--accent-foreground: 222.2 47.4% 11.2%;--destructive: 0 84.2% 60.2%;--destructive-foreground: 210 40% 98%;--border: 214.3 31.8% 91.4%;--input: 214.3 31.8% 91.4%;--ring: 222.2 84% 4.9%;--radius: .5rem}*{border-color:hsl(var(--border))}body{background-color:hsl(var(--background));color:hsl(var(--foreground))}.visible{visibility:visible}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.ml-2{margin-left:.5rem}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:.75rem}.mt-4{margin-top:1rem}.mt-5{margin-top:1.25rem}.mt-6{margin-top:1.5rem}.inline-block{display:inline-block}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.min-h-screen{min-height:100vh}.w-24{width:6rem}.w-full{width:100%}.max-w-3xl{max-width:48rem}.border-collapse{border-collapse:collapse}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.items-baseline{align-items:baseline}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.space-y-8>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(2rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(2rem * var(--tw-space-y-reverse))}.overflow-x-auto{overflow-x:auto}.rounded{border-radius:.25rem}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:var(--radius)}.rounded-md{border-radius:calc(var(--radius) - 2px)}.border{border-width:1px}.border-b{border-bottom-width:1px}.border-t{border-top-width:1px}.border-border{border-color:hsl(var(--border))}.border-emerald-700{--tw-border-opacity: 1;border-color:rgb(4 120 87 / var(--tw-border-opacity, 1))}.border-slate-300{--tw-border-opacity: 1;border-color:rgb(203 213 225 / var(--tw-border-opacity, 1))}.bg-background{background-color:hsl(var(--background))}.bg-card{background-color:hsl(var(--card))}.bg-emerald-700{--tw-bg-opacity: 1;background-color:rgb(4 120 87 / var(--tw-bg-opacity, 1))}.bg-gray-100{--tw-bg-opacity: 1;background-color:rgb(243 244 246 / var(--tw-bg-opacity, 1))}.bg-green-100{--tw-bg-opacity: 1;background-color:rgb(220 252 231 / var(--tw-bg-opacity, 1))}.bg-red-100{--tw-bg-opacity: 1;background-color:rgb(254 226 226 / var(--tw-bg-opacity, 1))}.bg-slate-900{--tw-bg-opacity: 1;background-color:rgb(15 23 42 / var(--tw-bg-opacity, 1))}.bg-white{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1))}.bg-yellow-100{--tw-bg-opacity: 1;background-color:rgb(254 249 195 / var(--tw-bg-opacity, 1))}.p-6{padding:1.5rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-6{padding-left:1.5rem;padding-right:1.5rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-12{padding-top:3rem;padding-bottom:3rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-2\.5{padding-top:.625rem;padding-bottom:.625rem}.py-4{padding-top:1rem;padding-bottom:1rem}.pt-2{padding-top:.5rem}.text-left{text-align:left}.text-right{text-align:right}.font-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.text-2xl{font-size:1.5rem;line-height:2rem}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xl{font-size:1.25rem;line-height:1.75rem}.text-xs{font-size:.75rem;line-height:1rem}.font-bold{font-weight:700}.font-medium{font-weight:500}.font-semibold{font-weight:600}.uppercase{text-transform:uppercase}.capitalize{text-transform:capitalize}.italic{font-style:italic}.tracking-wide{letter-spacing:.025em}.text-card-foreground{color:hsl(var(--card-foreground))}.text-destructive{color:hsl(var(--destructive))}.text-emerald-700{--tw-text-opacity: 1;color:rgb(4 120 87 / var(--tw-text-opacity, 1))}.text-foreground{color:hsl(var(--foreground))}.text-gray-800{--tw-text-opacity: 1;color:rgb(31 41 55 / var(--tw-text-opacity, 1))}.text-green-800{--tw-text-opacity: 1;color:rgb(22 101 52 / var(--tw-text-opacity, 1))}.text-muted-foreground{color:hsl(var(--muted-foreground))}.text-red-700{--tw-text-opacity: 1;color:rgb(185 28 28 / var(--tw-text-opacity, 1))}.text-red-800{--tw-text-opacity: 1;color:rgb(153 27 27 / var(--tw-text-opacity, 1))}.text-slate-600{--tw-text-opacity: 1;color:rgb(71 85 105 / var(--tw-text-opacity, 1))}.text-slate-700{--tw-text-opacity: 1;color:rgb(51 65 85 / var(--tw-text-opacity, 1))}.text-white{--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1))}.text-yellow-800{--tw-text-opacity: 1;color:rgb(133 77 14 / var(--tw-text-opacity, 1))}.shadow-sm{--tw-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}@keyframes enter{0%{opacity:var(--tw-enter-opacity, 1);transform:translate3d(var(--tw-enter-translate-x, 0),var(--tw-enter-translate-y, 0),0) scale3d(var(--tw-enter-scale, 1),var(--tw-enter-scale, 1),var(--tw-enter-scale, 1)) rotate(var(--tw-enter-rotate, 0))}}@keyframes exit{to{opacity:var(--tw-exit-opacity, 1);transform:translate3d(var(--tw-exit-translate-x, 0),var(--tw-exit-translate-y, 0),0) scale3d(var(--tw-exit-scale, 1),var(--tw-exit-scale, 1),var(--tw-exit-scale, 1)) rotate(var(--tw-exit-rotate, 0))}}.credential-print-sheet{display:none}@page{size:A4 portrait;margin:8mm}@media print{body{background:#fff}body>#root>div>header,.screen-only,.credential-workspace+*{display:none!important}body>#root>div,body>#root>div>main{display:block;margin:0;padding:0}.credential-print-sheet{display:block;color:#111827;font-family:Arial,sans-serif}.credential-print-sheet>header{border-bottom:1px solid #111827;margin-bottom:3mm;padding-bottom:2mm}.credential-print-sheet h1,.credential-print-sheet p{margin:0}.credential-print-sheet h1{font-size:14pt}.credential-print-sheet header p{font-size:8pt;margin-top:1mm}.credential-slip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.credential-slip{border:.35mm dashed #6b7280;-moz-column-break-inside:avoid;break-inside:avoid;display:flex;flex-direction:column;justify-content:center;min-height:27mm;padding:3mm 4mm}.credential-slip>div{display:flex;font-size:10pt;justify-content:space-between}.credential-slip>p{font-size:9pt;margin-top:2mm}.credential-slip b{font-family:Consolas,monospace;font-size:12pt;letter-spacing:.08em}.credential-slip small{color:#4b5563;font-size:7pt;margin-top:1.5mm}}.last\:border-0:last-child{border-width:0px}.disabled\:bg-slate-400:disabled{--tw-bg-opacity: 1;background-color:rgb(148 163 184 / var(--tw-bg-opacity, 1))}.disabled\:text-slate-400:disabled{--tw-text-opacity: 1;color:rgb(148 163 184 / var(--tw-text-opacity, 1))}.dark\:bg-gray-800:is(.dark *){--tw-bg-opacity: 1;background-color:rgb(31 41 55 / var(--tw-bg-opacity, 1))}.dark\:bg-green-900:is(.dark *){--tw-bg-opacity: 1;background-color:rgb(20 83 45 / var(--tw-bg-opacity, 1))}.dark\:bg-red-900:is(.dark *){--tw-bg-opacity: 1;background-color:rgb(127 29 29 / var(--tw-bg-opacity, 1))}.dark\:bg-yellow-900:is(.dark *){--tw-bg-opacity: 1;background-color:rgb(113 63 18 / var(--tw-bg-opacity, 1))}.dark\:text-gray-200:is(.dark *){--tw-text-opacity: 1;color:rgb(229 231 235 / var(--tw-text-opacity, 1))}.dark\:text-green-200:is(.dark *){--tw-text-opacity: 1;color:rgb(187 247 208 / var(--tw-text-opacity, 1))}.dark\:text-red-200:is(.dark *){--tw-text-opacity: 1;color:rgb(254 202 202 / var(--tw-text-opacity, 1))}.dark\:text-yellow-200:is(.dark *){--tw-text-opacity: 1;color:rgb(254 240 138 / var(--tw-text-opacity, 1))}@media(min-width:768px){.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:flex-row{flex-direction:row}.md\:items-end{align-items:flex-end}.md\:justify-between{justify-content:space-between}}:root{color-scheme:dark;--cs-background: #020617;--cs-surface: #0f172a;--cs-surface-raised: #1e293b;--cs-border: #334155;--cs-text: #f8fafc;--cs-text-muted: #94a3b8;--cs-primary: #3b82f6;--cs-primary-hover: #2563eb;--cs-focus: rgb(59 130 246 / 45%);--background: 222.2 84% 4.9%;--foreground: 210 40% 98%;--card: 222.2 84% 4.9%;--card-foreground: 210 40% 98%;--popover: 222.2 84% 4.9%;--popover-foreground: 210 40% 98%;--primary: 217 91% 60%;--primary-foreground: 210 40% 98%;--secondary: 215 28% 17%;--secondary-foreground: 210 40% 98%;--muted: 215 28% 17%;--muted-foreground: 215 20% 65%;--accent: 215 28% 17%;--accent-foreground: 210 40% 98%;--border: 215 28% 17%;--input: 215 28% 17%;--ring: 217 91% 60%;--radius: .75rem}html,body,#root{min-height:100%;background:var(--cs-background);color:var(--cs-text)}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-feature-settings:"rlig" 1,"calt" 1;-webkit-font-smoothing:antialiased}::-moz-selection{background:#3b82f659;color:var(--cs-text)}::selection{background:#3b82f659;color:var(--cs-text)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--cs-surface)}::-webkit-scrollbar-thumb{border-radius:999px;background:#475569}@media screen{:where([class~=bg-white],[class~=bg-slate-50],[class~=bg-stone-50],[class~=bg-gray-50],[class~="bg-[#f8fafc]"],[class~="bg-[#f8fafd]"],[class~="bg-[#f6f5f2]"]){background-color:var(--cs-background)!important}:where([class~=bg-slate-100],[class~=bg-slate-200],[class~=bg-stone-100],[class~=bg-gray-100],[class~=bg-blue-50],[class~=bg-emerald-50],[class~="bg-[#fbfbfa]"],[class~="bg-[#f1f0ed]"],[class~="bg-[#f0efec]"],[class~="bg-[#f1f3f4]"],[class~="bg-[#e8f0fe]"],[class~="bg-[#f3e8fd]"]){background-color:var(--cs-surface-raised)!important}:where([class~=text-slate-950],[class~=text-slate-900],[class~=text-stone-950],[class~=text-gray-900],[class~="text-[#202124]"],[class~="text-[#1d201d]"],[class~="text-[#20231f]"],[class~="text-[#252824]"],[class~="text-[#2d312d]"],[class~="text-[#353935]"],[class~="text-[#363a35]"]){color:var(--cs-text)!important}:where([class~=text-slate-700],[class~=text-slate-600],[class~=text-slate-500],[class~=text-stone-700],[class~=text-stone-600],[class~=text-gray-700],[class~=text-gray-600],[class~="text-[#5f6368]"],[class~="text-[#555a54]"],[class~="text-[#656a63]"],[class~="text-[#676c66]"],[class~="text-[#737770]"],[class~="placeholder:text-[#9a9d97]"]){color:var(--cs-text-muted)!important}:where([class~=border-slate-100],[class~=border-slate-200],[class~=border-slate-300],[class~=border-stone-200],[class~=border-gray-200],[class~=border-gray-300],[class~="border-[#dadce0]"],[class~="border-black/5"],[class~="border-black/[0.06]"],[class~="border-black/[0.07]"],[class~="border-black/[0.08]"],[class~="border-black/[0.09]"],[class~="border-black/10"]){border-color:var(--cs-border)!important}:where(input,select,textarea){border-color:var(--cs-border);background:var(--cs-surface-raised);color:var(--cs-text)}:where(input,textarea)::-moz-placeholder{color:var(--cs-text-muted)}:where(input,textarea)::placeholder{color:var(--cs-text-muted)}:where(button,a,input,select,textarea):focus-visible{outline:3px solid var(--cs-focus);outline-offset:2px}:where([class~="bg-[#673ab7]"],[class~="bg-[#1e211e]"]){background-color:var(--cs-primary)!important}:where([class~="border-[#673ab7]"],[class~="focus:border-[#673ab7]"]){border-color:var(--cs-primary)!important}:where([class~="text-[#673ab7]"],[class~="text-[#174ea6]"]){color:#60a5fa!important}:where([class~="bg-[#e6f4ea]"]){background-color:#10b98124!important}:where([class~="bg-[#fff8e1]"]){background-color:#f59e0b24!important}:where([class~="text-[#137333]"]){color:#6ee7b7!important}:where([class~="text-[#8a5a00]"]){color:#fcd34d!important}.app-shell{background:var(--cs-background)!important;color:var(--cs-text)}:where(.sidebar,.study-panel){border-color:var(--cs-border)!important}:where(.sync-card,.segmented,.segmented button.active,.topic-row,.topic-row.active,.topic-code,.header-stats span,.flashcard,.content-table-wrap,.content-table th,.content-table td,.mark-breakdown,.mark-breakdown li,.rating-button){border-color:var(--cs-border)!important;background:var(--cs-surface)!important;color:var(--cs-text)!important}:where(.sync-card,.segmented button,.topic-copy small,.card-meta,.content-table,.question-content>.content-paragraph,.answer-content>.content-paragraph,.mark-breakdown li,.rating-button span){color:var(--cs-text-muted)!important}:where(.sync-card strong,.topic-copy strong,.card-text,.content-table th){color:var(--cs-text)!important}:where(.topbar,.setup-grid,.actions,.question-rail,.pdf-panel,.mark-panel){border-color:var(--cs-border)!important;background:var(--cs-surface)!important}:where(.question-rail button,.image-note,.diagram-note,.mark-breakdown div,.actions button.secondary){border-color:var(--cs-border)!important;background:var(--cs-surface-raised)!important;color:var(--cs-text)!important}:where(.scorecard span,label,.empty-pdf,.content-blocks li){color:var(--cs-text-muted)!important}:where(.content-blocks,.content-blocks p,.content-blocks li,.guidance-text,.guidance-text p,.mark-scheme,.mark-scheme p){color:var(--cs-text-muted)!important}:where(.paper-slot,.menu-pager,.menu-panel,.calendar-panel,.resource-row button,.component-card,.component-actions button,.calendar-block,.drop-target,.script-list button,.question-rail button,.pdf-message,.mark-item,.adjustment-pill,.adjustment-pill button,.metric){border-color:var(--cs-border)!important;background:var(--cs-surface)!important;color:var(--cs-text)!important}:where(.paper-slot-summary,.paper-slot-summary span:not(.course-kicker),.paper-slot legend,.paper-slot label,.workflow-next span,.menu-pager p,.pager-controls span,.panel-heading p,.component-card p,.calendar-block span,.pdf-message,.editor-panel label,.editor-panel p,.subtopic-row span){color:var(--cs-text-muted)!important}:where(.back-button,.pager-controls button,.page-toolbar button,.file-button){border-color:var(--cs-border)!important;background:var(--cs-surface-raised)!important;color:var(--cs-text)!important}.pdf-shell{background:#020617!important}.notice{border-color:#f59e0b73!important;background:#f59e0b24!important;color:#fde68a!important}.print-sheet,.print-sheet *{color:#0f172a!important}.print-sheet{border-color:#cbd5e1!important;background:#fff!important;color-scheme:light}}@media print{:root,body{color-scheme:light;background:#fff!important;color:#0f172a!important}}