*,:after,:before{--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(59 130 246/0.5);--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(59 130 246/0.5);--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: }
/* ! tailwindcss v3.4.19 | MIT License | https://tailwindcss.com */*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:""}:host,html{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,pre,samp{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,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{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}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.\!container{width:100%!important}@media (min-width:640px){.\!container{max-width:640px!important}.container{max-width:640px}}@media (min-width:768px){.\!container{max-width:768px!important}.container{max-width:768px}}@media (min-width:1024px){.\!container{max-width:1024px!important}.container{max-width:1024px}}@media (min-width:1280px){.\!container{max-width:1280px!important}.container{max-width:1280px}}@media (min-width:1536px){.\!container{max-width:1536px!important}.container{max-width:1536px}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.visible{visibility:visible}.invisible{visibility:hidden}.collapse{visibility:collapse}.static{position:static}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.sticky{position:sticky}.isolate{isolation:isolate}.mx-auto{margin-left:auto;margin-right:auto}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.\!block{display:block!important}.block{display:block}.inline-block{display:inline-block}.inline{display:inline}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.table-column{display:table-column}.contents{display:contents}.hidden{display:none}.h-10{height:2.5rem}.h-24{height:6rem}.h-3{height:.75rem}.h-4{height:1rem}.h-8{height:2rem}.w-2\/3{width:66.666667%}.w-24{width:6rem}.w-5\/6{width:83.333333%}.w-full{width:100%}.max-w-xl{max-width:36rem}.flex-1{flex:1 1 0%}.flex-shrink,.shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes spin{to{transform:rotate(1turn)}}.animate-spin{animation:spin 1s linear infinite}.cursor-pointer{cursor:pointer}.resize-none{resize:none}.resize{resize:both}.grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-1\.5{gap:.375rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.space-y-2>:not([hidden])~:not([hidden]){--tw-space-y-reverse:0;margin-top:calc(.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.5rem * var(--tw-space-y-reverse))}.space-y-4>:not([hidden])~:not([hidden]){--tw-space-y-reverse:0;margin-top:calc(1rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1rem * var(--tw-space-y-reverse))}.space-y-5>:not([hidden])~:not([hidden]){--tw-space-y-reverse:0;margin-top:calc(1.25rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1.25rem * var(--tw-space-y-reverse))}.overflow-hidden,.truncate{overflow:hidden}.truncate{text-overflow:ellipsis;white-space:nowrap}.break-all{word-break:break-all}.rounded{border-radius:.25rem}.rounded-2xl{border-radius:1rem}.rounded-3xl{border-radius:1.5rem}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:.5rem}.rounded-xl{border-radius:.75rem}.\!border{border-width:1px!important}.border{border-width:1px}.border-t{border-top-width:1px}.border-amber-400\/40{border-color:rgb(251 191 36/.4)}.border-emerald-400\/20{border-color:rgb(52 211 153/.2)}.border-emerald-400\/30{border-color:rgb(52 211 153/.3)}.border-emerald-400\/50{border-color:rgb(52 211 153/.5)}.border-fuchsia-400\/40{border-color:rgb(232 121 249/.4)}.border-rose-400\/30{border-color:rgb(251 113 133/.3)}.border-teal-400\/30{border-color:rgb(45 212 191/.3)}.border-teal-400\/50{border-color:rgb(45 212 191/.5)}.border-violet-400\/30{border-color:rgb(167 139 250/.3)}.border-violet-400\/50{border-color:rgb(167 139 250/.5)}.border-white\/10{border-color:rgb(255 255 255/.1)}.border-white\/20{border-color:rgb(255 255 255/.2)}.border-white\/5{border-color:rgb(255 255 255/.05)}.bg-amber-400\/10{background-color:rgb(251 191 36/.1)}.bg-black\/20{background-color:rgb(0 0 0/.2)}.bg-emerald-500\/90{background-color:rgb(16 185 129/.9)}.bg-fuchsia-400\/10{background-color:rgb(232 121 249/.1)}.bg-rose-500\/90{background-color:rgb(244 63 94/.9)}.bg-rose-950\/30{background-color:rgb(76 5 25/.3)}.bg-slate-900\/40{background-color:rgb(15 23 42/.4)}.bg-slate-900\/50{background-color:rgb(15 23 42/.5)}.bg-teal-500\/90{background-color:rgb(20 184 166/.9)}.bg-violet-500\/90{background-color:rgb(139 92 246/.9)}.bg-white\/10{background-color:rgb(255 255 255/.1)}.bg-white\/5{background-color:rgb(255 255 255/.05)}.bg-gradient-to-br{background-image:linear-gradient(to bottom right,var(--tw-gradient-stops))}.from-emerald-400\/20{--tw-gradient-from:rgb(52 211 153/0.2) var(--tw-gradient-from-position);--tw-gradient-to:rgb(52 211 153/0) var(--tw-gradient-to-position);--tw-gradient-stops:var(--tw-gradient-from),var(--tw-gradient-to)}.from-teal-400\/20{--tw-gradient-from:rgb(45 212 191/0.2) var(--tw-gradient-from-position);--tw-gradient-to:rgb(45 212 191/0) var(--tw-gradient-to-position);--tw-gradient-stops:var(--tw-gradient-from),var(--tw-gradient-to)}.from-violet-400\/20{--tw-gradient-from:rgb(167 139 250/0.2) var(--tw-gradient-from-position);--tw-gradient-to:rgb(167 139 250/0) var(--tw-gradient-to-position);--tw-gradient-stops:var(--tw-gradient-from),var(--tw-gradient-to)}.via-emerald-500\/5{--tw-gradient-to:rgb(16 185 129/0) var(--tw-gradient-to-position);--tw-gradient-stops:var(--tw-gradient-from),rgb(16 185 129/0.05) var(--tw-gradient-via-position),var(--tw-gradient-to)}.via-teal-500\/5{--tw-gradient-to:rgb(20 184 166/0) var(--tw-gradient-to-position);--tw-gradient-stops:var(--tw-gradient-from),rgb(20 184 166/0.05) var(--tw-gradient-via-position),var(--tw-gradient-to)}.via-violet-500\/5{--tw-gradient-to:rgb(139 92 246/0) var(--tw-gradient-to-position);--tw-gradient-stops:var(--tw-gradient-from),rgb(139 92 246/0.05) var(--tw-gradient-via-position),var(--tw-gradient-to)}.to-transparent{--tw-gradient-to:transparent var(--tw-gradient-to-position)}.p-4{padding:1rem}.p-6{padding:1.5rem}.p-8{padding:2rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-2\.5{padding-left:.625rem;padding-right:.625rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-5{padding-left:1.25rem;padding-right:1.25rem}.py-0\.5{padding-top:.125rem;padding-bottom:.125rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-2\.5{padding-top:.625rem;padding-bottom:.625rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.pt-4{padding-top:1rem}.text-left{text-align:left}.text-center{text-align:center}.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-3xl{font-size:1.875rem;line-height:2.25rem}.text-\[10px\]{font-size:10px}.text-\[11px\]{font-size:11px}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xs{font-size:.75rem;line-height:1rem}.font-medium{font-weight:500}.font-semibold{font-weight:600}.uppercase{text-transform:uppercase}.lowercase{text-transform:lowercase}.capitalize{text-transform:capitalize}.italic{font-style:italic}.ordinal{--tw-ordinal:ordinal}.ordinal,.tabular-nums{font-variant-numeric:var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure) var(--tw-numeric-spacing) var(--tw-numeric-fraction)}.tabular-nums{--tw-numeric-spacing:tabular-nums}.leading-relaxed{line-height:1.625}.tracking-wide{letter-spacing:.025em}.tracking-wider{letter-spacing:.05em}.text-amber-300{--tw-text-opacity:1;color:rgb(252 211 77/var(--tw-text-opacity,1))}.text-emerald-300{--tw-text-opacity:1;color:rgb(110 231 183/var(--tw-text-opacity,1))}.text-emerald-300\/80{color:rgb(110 231 183/.8)}.text-fuchsia-300{--tw-text-opacity:1;color:rgb(240 171 252/var(--tw-text-opacity,1))}.text-rose-100{--tw-text-opacity:1;color:rgb(255 228 230/var(--tw-text-opacity,1))}.text-rose-300{--tw-text-opacity:1;color:rgb(253 164 175/var(--tw-text-opacity,1))}.text-slate-100{--tw-text-opacity:1;color:rgb(241 245 249/var(--tw-text-opacity,1))}.text-slate-200{--tw-text-opacity:1;color:rgb(226 232 240/var(--tw-text-opacity,1))}.text-slate-300{--tw-text-opacity:1;color:rgb(203 213 225/var(--tw-text-opacity,1))}.text-slate-400{--tw-text-opacity:1;color:rgb(148 163 184/var(--tw-text-opacity,1))}.text-slate-500{--tw-text-opacity:1;color:rgb(100 116 139/var(--tw-text-opacity,1))}.text-slate-600{--tw-text-opacity:1;color:rgb(71 85 105/var(--tw-text-opacity,1))}.text-slate-950{--tw-text-opacity:1;color:rgb(2 6 23/var(--tw-text-opacity,1))}.text-teal-300{--tw-text-opacity:1;color:rgb(94 234 212/var(--tw-text-opacity,1))}.text-teal-300\/80{color:rgb(94 234 212/.8)}.text-violet-300{--tw-text-opacity:1;color:rgb(196 181 253/var(--tw-text-opacity,1))}.text-violet-300\/80{color:rgb(196 181 253/.8)}.text-white{--tw-text-opacity:1;color:rgb(255 255 255/var(--tw-text-opacity,1))}.text-white\/80{color:rgb(255 255 255/.8)}.underline{text-decoration-line:underline}.line-through{text-decoration-line:line-through}.shadow{--tw-shadow:0 1px 3px 0 rgb(0 0 0/0.1),0 1px 2px -1px rgb(0 0 0/0.1);--tw-shadow-colored:0 1px 3px 0 var(--tw-shadow-color),0 1px 2px -1px var(--tw-shadow-color)}.shadow,.shadow-2xl{box-shadow:var(--tw-ring-offset-shadow,0 0 #0000),var(--tw-ring-shadow,0 0 #0000),var(--tw-shadow)}.shadow-2xl{--tw-shadow:0 25px 50px -12px rgb(0 0 0/0.25);--tw-shadow-colored:0 25px 50px -12px var(--tw-shadow-color)}.shadow-black\/40{--tw-shadow-color:rgb(0 0 0/0.4);--tw-shadow:var(--tw-shadow-colored)}.outline-none{outline:2px solid transparent;outline-offset:2px}.\!outline{outline-style:solid!important}.outline{outline-style:solid}.ring{--tw-ring-offset-shadow:var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow:var(--tw-ring-inset) 0 0 0 calc(3px + var(--tw-ring-offset-width)) var(--tw-ring-color)}.ring,.ring-1{box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow,0 0 #0000)}.ring-1{--tw-ring-offset-shadow:var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow:var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color)}.ring-inset{--tw-ring-inset:inset}.ring-amber-400\/60{--tw-ring-color:rgb(251 191 36/0.6)}.ring-emerald-400\/60{--tw-ring-color:rgb(52 211 153/0.6)}.ring-rose-400\/60{--tw-ring-color:rgb(251 113 133/0.6)}.ring-teal-400\/40{--tw-ring-color:rgb(45 212 191/0.4)}.ring-violet-400\/40{--tw-ring-color:rgb(167 139 250/0.4)}.blur{--tw-blur:blur(8px)}.blur,.invert{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)}.invert{--tw-invert:invert(100%)}.sepia{--tw-sepia:sepia(100%)}.filter,.sepia{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)}.backdrop-blur-2xl{--tw-backdrop-blur:blur(40px)}.backdrop-blur-2xl,.backdrop-blur-xl{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-blur-xl{--tw-backdrop-blur:blur(24px)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-shadow{transition-property:box-shadow;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-transform{transition-property:transform;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.duration-300{transition-duration:.3s}.ease-in-out{transition-timing-function:cubic-bezier(.4,0,.2,1)}.ease-out{transition-timing-function:cubic-bezier(0,0,.2,1)}:root{--ink:#16181d;--paper:#faf9f6;--card:#ffffff;--accent:#2563eb;--accent-soft:#e3ebfc;--accent-text:#2563eb;--accent-on:#ffffff;--coral:#f66853;--mint:#a5ddc9;--gold:#fba378;--streak:#f97316;--streak-dark:#c2540a;--xp-emerald:#22c55e;--xp-emerald-dark:#16913f;--accent-dark:#1d4ed8;--coral-dark:#d94a36;--coral-text:#d94a36;--coral-soft:#fde3de;--mint-soft:#e1f3ec;--gold-soft:#fde8d8;--good:#176e49;--issue:#c23616;--amber:#9c5c0e;--muted:#565d66;--line:#e4e2dd;--community-bg:#eef0f3;--tier-bronze-text:#7a4f28;--tier-silver-text:#5b6169;--tier-gold-text:#8f6b0a;--tier-platinum-text:#3f5a66;--font-display:"Sora","Be Vietnam Pro",sans-serif;--font-body:"Be Vietnam Pro","Inter",sans-serif;--font-mono:"IBM Plex Mono",ui-monospace,monospace;--radius:20px;--radius-sm:8px;--radius-md:12px;--shadow:0 1px 2px rgba(22,24,29,0.05),0 8px 24px rgba(22,24,29,0.06);--glass-bg:color-mix(in srgb,var(--card) 72%,transparent);--glass-blur:saturate(1.4) blur(16px);--glass-border:1px solid color-mix(in srgb,var(--line) 90%,transparent);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.5),0 8px 30px rgba(0,0,0,0.08);color-scheme:light dark}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--ink:#ededed;--paper:#0a0a0a;--card:#141416;--accent:#2563eb;--accent-soft:rgba(37,99,235,0.18);--accent-text:#5b8def;--coral:#f66853;--mint:#a5ddc9;--gold:#fba378;--streak:#f97316;--streak-dark:#c2540a;--xp-emerald:#22c55e;--xp-emerald-dark:#16913f;--accent-dark:#1d4ed8;--coral-dark:#d94a36;--coral-text:#d94a36;--coral-soft:rgba(246,104,83,0.16);--mint-soft:rgba(165,221,201,0.14);--gold-soft:rgba(251,163,120,0.16);--good:#4ade80;--issue:#ff6b5a;--amber:#fbbf24;--muted:#9a9a9a;--line:rgba(255,255,255,0.1);--community-bg:#17191d;--tier-bronze-text:#d99a5c;--tier-silver-text:#b9bfc7;--tier-gold-text:#f0c030;--tier-platinum-text:#8fb4c4;--shadow:0 1px 2px rgba(0,0,0,0.4),0 8px 24px rgba(0,0,0,0.5);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.4) blur(18px);--glass-border:1px solid rgba(255,255,255,0.08);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.06),0 8px 30px rgba(0,0,0,0.5);color-scheme:dark}}:root[data-theme=dark]{--ink:#ededed;--paper:#0a0a0a;--card:#141416;--accent:#2563eb;--accent-soft:rgba(37,99,235,0.18);--accent-text:#5b8def;--coral:#f66853;--mint:#a5ddc9;--gold:#fba378;--streak:#f97316;--streak-dark:#c2540a;--xp-emerald:#22c55e;--xp-emerald-dark:#16913f;--accent-dark:#1d4ed8;--coral-dark:#d94a36;--coral-text:#d94a36;--coral-soft:rgba(246,104,83,0.16);--mint-soft:rgba(165,221,201,0.14);--gold-soft:rgba(251,163,120,0.16);--good:#4ade80;--issue:#ff6b5a;--amber:#fbbf24;--muted:#9a9a9a;--line:rgba(255,255,255,0.1);--community-bg:#17191d;--tier-bronze-text:#d99a5c;--tier-silver-text:#b9bfc7;--tier-gold-text:#f0c030;--tier-platinum-text:#8fb4c4;--shadow:0 1px 2px rgba(0,0,0,0.4),0 8px 24px rgba(0,0,0,0.5);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.4) blur(18px);--glass-border:1px solid rgba(255,255,255,0.08);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.06),0 8px 30px rgba(0,0,0,0.5);color-scheme:dark}:root[data-theme=light]{--ink:#16181d;--paper:#faf9f6;--card:#ffffff;--accent:#2563eb;--accent-soft:#e3ebfc;--accent-text:#2563eb;--coral:#f66853;--mint:#a5ddc9;--gold:#fba378;--streak:#f97316;--streak-dark:#c2540a;--xp-emerald:#22c55e;--xp-emerald-dark:#16913f;--accent-dark:#1d4ed8;--coral-dark:#d94a36;--coral-text:#d94a36;--coral-soft:#fde3de;--mint-soft:#e1f3ec;--gold-soft:#fde8d8;--good:#176e49;--issue:#c23616;--amber:#9c5c0e;--muted:#565d66;--line:#e4e2dd;--community-bg:#eef0f3;--tier-bronze-text:#7a4f28;--tier-silver-text:#5b6169;--tier-gold-text:#8f6b0a;--tier-platinum-text:#3f5a66;--shadow:0 1px 2px rgba(22,24,29,0.05),0 8px 24px rgba(22,24,29,0.06);--glass-bg:color-mix(in srgb,var(--card) 72%,transparent);--glass-blur:saturate(1.4) blur(16px);--glass-border:1px solid color-mix(in srgb,var(--line) 90%,transparent);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.5),0 8px 30px rgba(0,0,0,0.08);color-scheme:light}:root.theme-sakura{--ink:#3a1f2b;--paper:#fdf1f5;--card:#fffbfc;--accent:#e05a8a;--accent-soft:#fbe0ea;--accent-text:#b81f5b;--accent-dark:#8f1546;--accent-on:#ffffff;--muted:#7c5566;--line:#f2d4de;--community-bg:#f7e3ea;--shadow:0 1px 2px rgba(88,26,51,0.06),0 8px 24px rgba(88,26,51,0.08);--glass-bg:color-mix(in srgb,var(--card) 72%,transparent);--glass-blur:saturate(1.5) blur(16px);--glass-border:1px solid color-mix(in srgb,var(--line) 90%,transparent);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.6),0 8px 30px rgba(88,26,51,0.1);color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]).theme-sakura{--ink:#f7e6ed;--paper:#14080e;--card:#22121a;--accent:#f472a0;--accent-soft:rgba(244,114,160,0.18);--accent-text:#ff9ec0;--accent-dark:#b03a68;--accent-on:#2a0f1b;--muted:#c49caf;--line:rgba(255,190,214,0.14);--community-bg:#1b0d14;--shadow:0 1px 2px rgba(0,0,0,0.4),0 8px 24px rgba(0,0,0,0.5);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.5) blur(18px);--glass-border:1px solid rgba(255,190,214,0.12);--glass-shadow:inset 0 1px 0 rgba(255,190,214,0.08),0 8px 30px rgba(0,0,0,0.5);color-scheme:dark}}:root[data-theme=dark].theme-sakura{--ink:#f7e6ed;--paper:#14080e;--card:#22121a;--accent:#f472a0;--accent-soft:rgba(244,114,160,0.18);--accent-text:#ff9ec0;--accent-dark:#b03a68;--accent-on:#2a0f1b;--muted:#c49caf;--line:rgba(255,190,214,0.14);--community-bg:#1b0d14;--shadow:0 1px 2px rgba(0,0,0,0.4),0 8px 24px rgba(0,0,0,0.5);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.5) blur(18px);--glass-border:1px solid rgba(255,190,214,0.12);--glass-shadow:inset 0 1px 0 rgba(255,190,214,0.08),0 8px 30px rgba(0,0,0,0.5);color-scheme:dark}:root.theme-dracula{--ink:#1f1f28;--paper:#f5f5f0;--card:#ffffff;--accent:#7b5cd6;--accent-soft:#ebe4fb;--accent-text:#5b3bb8;--accent-dark:#45298f;--accent-on:#ffffff;--muted:#56566a;--line:#e0e0d6;--community-bg:#ebebe3;--shadow:0 1px 2px rgba(31,31,40,0.06),0 8px 24px rgba(31,31,40,0.08);--glass-bg:color-mix(in srgb,var(--card) 72%,transparent);--glass-blur:saturate(1.3) blur(16px);--glass-border:1px solid color-mix(in srgb,var(--line) 90%,transparent);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.6),0 8px 30px rgba(31,31,40,0.1);color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]).theme-dracula{--ink:#f8f8f2;--paper:#000000;--card:#1a1c26;--accent:#bd93f9;--accent-soft:rgba(189,147,249,0.18);--accent-text:#cbb2fb;--accent-dark:#7c5bbd;--accent-on:#21103a;--muted:#9ba0b8;--line:rgba(189,147,249,0.2);--community-bg:#101119;--shadow:0 1px 2px rgba(0,0,0,0.6),0 8px 24px rgba(0,0,0,0.7);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.3) blur(18px);--glass-border:1px solid rgba(189,147,249,0.16);--glass-shadow:inset 0 1px 0 rgba(189,147,249,0.1),0 8px 30px rgba(0,0,0,0.7);color-scheme:dark}}:root[data-theme=dark].theme-dracula{--ink:#f8f8f2;--paper:#000000;--card:#1a1c26;--accent:#bd93f9;--accent-soft:rgba(189,147,249,0.18);--accent-text:#cbb2fb;--accent-dark:#7c5bbd;--accent-on:#21103a;--muted:#9ba0b8;--line:rgba(189,147,249,0.2);--community-bg:#101119;--shadow:0 1px 2px rgba(0,0,0,0.6),0 8px 24px rgba(0,0,0,0.7);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.3) blur(18px);--glass-border:1px solid rgba(189,147,249,0.16);--glass-shadow:inset 0 1px 0 rgba(189,147,249,0.1),0 8px 30px rgba(0,0,0,0.7);color-scheme:dark}:root.theme-cyberpunk{--ink:#10121f;--paper:#f2f4fb;--card:#ffffff;--accent:#d400b8;--accent-soft:#fbdcf6;--accent-text:#b0009c;--accent-dark:#820073;--accent-on:#ffffff;--muted:#4d5570;--line:#d8def0;--community-bg:#e6eaf6;--shadow:0 1px 2px rgba(16,18,31,0.06),0 8px 24px rgba(16,18,31,0.09);--glass-bg:color-mix(in srgb,var(--card) 72%,transparent);--glass-blur:saturate(1.6) blur(16px);--glass-border:1px solid color-mix(in srgb,var(--line) 90%,transparent);--glass-shadow:inset 0 1px 0 rgba(255,255,255,0.6),0 8px 30px rgba(16,18,31,0.12);color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]).theme-cyberpunk{--ink:#e6f6ff;--paper:#05060f;--card:#101226;--accent:#22d3ee;--accent-soft:rgba(34,211,238,0.16);--accent-text:#4fe3f5;--accent-dark:#0e7f96;--accent-on:#04202a;--muted:#93a4c4;--line:rgba(34,211,238,0.22);--community-bg:#0b0d1c;--shadow:0 1px 2px rgba(0,0,0,0.6),0 8px 24px rgba(120,0,160,0.28);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.6) blur(18px);--glass-border:1px solid rgba(34,211,238,0.2);--glass-shadow:inset 0 1px 0 rgba(34,211,238,0.12),0 8px 30px rgba(160,0,190,0.3);color-scheme:dark}}:root[data-theme=dark].theme-cyberpunk{--ink:#e6f6ff;--paper:#05060f;--card:#101226;--accent:#22d3ee;--accent-soft:rgba(34,211,238,0.16);--accent-text:#4fe3f5;--accent-dark:#0e7f96;--accent-on:#04202a;--muted:#93a4c4;--line:rgba(34,211,238,0.22);--community-bg:#0b0d1c;--shadow:0 1px 2px rgba(0,0,0,0.6),0 8px 24px rgba(120,0,160,0.28);--glass-bg:color-mix(in srgb,var(--paper) 55%,transparent);--glass-blur:saturate(1.6) blur(18px);--glass-border:1px solid rgba(34,211,238,0.2);--glass-shadow:inset 0 1px 0 rgba(34,211,238,0.12),0 8px 30px rgba(160,0,190,0.3);color-scheme:dark}html[lang=vi] body{--font-display:var(--font-display-vi),"Be Vietnam Pro","Inter",sans-serif}html[lang=vi] :is(h1,h2,h3,.display){letter-spacing:-.015em}html[lang=vi] :is(.kicker,.pill){font-family:var(--font-body);letter-spacing:.08em}*{box-sizing:border-box}.glass{border:var(--glass-border);box-shadow:var(--glass-shadow)}.glass,.glass-surface-only{background:var(--glass-bg);backdrop-filter:var(--glass-blur)}@supports not (backdrop-filter:blur(1px)){.glass,.glass-surface-only{background:var(--card)}}.paywall-teaser{position:relative;overflow:hidden;max-height:480px;border-radius:16px;-webkit-mask-image:linear-gradient(180deg,#000 50%,transparent 90%);mask-image:linear-gradient(180deg,#000 50%,transparent 90%)}.paywall-teaser-sample{pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.paywall-blur{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:28px 20px;text-align:center}.site-nav{background:var(--card);border-bottom:1px solid transparent;transition:box-shadow .2s ease,border-color .2s ease}.site-nav.is-scrolled{border-bottom-color:var(--line);box-shadow:0 1px 8px rgba(0,0,0,.04)}.site-nav-mobile-panel{background:var(--card)}.bottom-nav{display:none}@media (max-width:767px){.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:repeat(5,1fr);gap:0;background:var(--paper);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0)}body{padding-bottom:calc(72px + env(safe-area-inset-bottom, 0))}.mock-question-nav{bottom:calc(64px + env(safe-area-inset-bottom, 0))!important;z-index:61!important}}.bottom-nav-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:7px 2px 5px;min-height:54px;min-width:0;margin:5px 3px;border-radius:14px;color:var(--muted);text-decoration:none;font-size:.68rem;white-space:nowrap;font-weight:600;transition:color .18s ease,background .18s ease,transform .18s ease}.bottom-nav-tab.is-active{color:var(--accent-text);background:var(--accent-soft);transform:translateY(-1px)}body,html{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:18px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;padding:env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left)}@media (min-width:768px){body{padding-bottom:env(safe-area-inset-bottom)}}.display,h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.15;letter-spacing:-.01em}h1{font-size:clamp(1.55rem,3.2vw,2.1rem)}h2{font-size:1.3rem;font-weight:650}h3{font-size:1.05rem}.mono{font-family:var(--font-mono)}a{color:var(--accent-text)}a,button{touch-action:manipulation}button{font-family:var(--font-body);cursor:pointer}.container{width:100%;max-width:920px;margin:0 auto;padding:28px 20px 80px}@media (min-width:1100px){.container{max-width:1180px;padding:32px 28px 88px}}@media (min-width:1600px){.container{max-width:1320px}}.page-head{flex-wrap:wrap}.page-head>:first-child{flex:1 1 260px;min-width:0}.page-head>:first-child>:last-child{min-width:0}.page-head h1{
  /* !important so the intended small-screen shrink actually applies: ~50 pages
     set an inline `fontSize: "2.1rem"` on their .page-head h1, and an inline
     style beats a plain stylesheet rule — defeating this clamp on phones. The
     clamp ceiling matches those inline sizes, so desktop is unchanged. */font-size:clamp(1.45rem,5.2vw,2.1rem)!important}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;transition:transform .12s ease,box-shadow .12s ease}.card-interactive:hover,a.card:hover,button.card:hover{transform:translateY(-3px);box-shadow:0 4px 8px rgba(22,24,29,.07),0 14px 28px rgba(22,24,29,.1)}.card-interactive:active,a.card:active,button.card:active{transform:translateY(0);box-shadow:var(--shadow)}.card--tight{padding:14px 16px}.card--flush{padding:0;overflow:hidden}.measure-prose{max-width:680px;margin-inline:auto}.measure-form{max-width:560px;margin-inline:auto}.more-cat-link:hover{background:var(--paper)}.sitenav-logo{transition:opacity .12s ease,transform .08s ease}.sitenav-logo:hover{opacity:.85}.sitenav-logo:active{transform:scale(.97)}.sitenav-dropdown-panel{background:var(--card);border:1px solid var(--line);box-shadow:0 4px 8px rgba(22,24,29,.07),0 14px 28px rgba(22,24,29,.12)}.sitenav-dropdown-link:hover{background:var(--paper)}.sitenav-dropdown-link:active{background:var(--line)}.sitenav-accordion-header:hover{color:var(--accent-text)}.sitenav-accordion-header:active{opacity:.7}.btn.sitenav-quick-group-btn.is-active{background:var(--accent-soft);color:var(--accent-text);border-color:var(--accent-text)}.btn{--btn-edge:var(--ink);display:inline-flex;align-items:center;gap:8px;border:none;background:var(--ink);color:var(--paper);border-radius:16px;padding:12px 22px;font-size:1rem;font-weight:700;box-shadow:0 4px 0 var(--btn-edge);transition:transform .08s ease,box-shadow .08s ease,opacity .15s ease,background .15s ease,color .15s ease}.btn:hover{opacity:.94}.btn:active{transform:translateY(4px);box-shadow:0 0 0 var(--btn-edge)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:0 4px 0 var(--btn-edge)}.press{transition:transform .14s cubic-bezier(.34,1.56,.64,1)}.press:hover{transform:translateY(-1px) scale(1.01)}.press:active{transform:scale(.97)}.btn.press:active{transform:translateY(4px) scale(.97)}@media (prefers-reduced-motion:reduce){.btn.press:active,.press,.press:active,.press:hover{transition:none;transform:none}}.btn.secondary{background:var(--card);color:var(--ink);border:2px solid var(--line);--btn-edge:var(--line)}.btn.accent{background:var(--accent-text);color:var(--accent-on);--btn-edge:var(--accent-dark)}.btn.danger{background:var(--coral);color:#fff;--btn-edge:var(--coral-dark)}.btn.success{background:var(--xp-emerald);color:#fff;--btn-edge:var(--xp-emerald-dark)}.btn.small{padding:8px 16px;font-size:.9rem;border-radius:12px;box-shadow:0 3px 0 var(--btn-edge)}.btn.small:active{transform:translateY(3px);box-shadow:0 0 0 var(--btn-edge)}.btn.ghost{background:transparent;color:var(--ink);box-shadow:none;--btn-edge:transparent;border:none;padding:0;font-weight:600}.btn.ghost:hover{opacity:.75}.btn.ghost:active{transform:none;box-shadow:none}.input{display:block;width:100%;margin-top:4px;padding:9px 12px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);font-size:.95rem}.input:focus{outline:2px solid var(--accent);outline-offset:1px}:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}.skip-link{position:absolute;top:-100px;left:12px;z-index:1000;padding:10px 16px;background:var(--accent);color:#fff;border-radius:8px;font-weight:600;transition:top .15s ease}.skip-link:focus{top:12px}.muted{color:var(--muted)}.small{font-size:.85rem}.kicker{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;color:var(--accent-text)}.grid{display:grid;gap:16px}@media (min-width:680px){.grid.cols-2{grid-template-columns:1fr 1fr}.grid.cols-4{grid-template-columns:repeat(2,1fr)}}@media (min-width:900px){.grid.cols-4{grid-template-columns:repeat(4,1fr)}}@media (min-width:700px){.grid.dash-quickstart{grid-template-columns:repeat(2,1fr)}}@media (min-width:1000px){.grid.dash-quickstart{grid-template-columns:repeat(4,1fr)}}.sitenav-quick-groups{display:none}@media (min-width:900px){.sitenav-quick-groups{display:flex;flex-wrap:wrap;justify-content:center;row-gap:6px}}@media (max-width:767px){.sitenav-topbar-extra{display:none}}@media (min-width:768px){.sitenav-mobile-utils{display:none!important}}.auth-cta-desktop{display:none}.auth-cta-mobile{display:inline-flex}@media (min-width:768px){.auth-cta-desktop{display:inline-flex}.auth-cta-mobile{display:none}}.sidenav-mobilebar__auth{display:flex;align-items:center}.sidenav-desktop-auth{display:none;position:fixed;top:10px;right:16px;z-index:950}@media (min-width:1024px){.sidenav-desktop-auth{display:flex;align-items:center}}body.exam-focus .sidenav-desktop-auth,body.exam-route .sidenav-desktop-auth{display:none!important}.sitenav-gamify{display:none}@media (min-width:1360px){.sitenav-gamify{display:flex}}.community-zone{background:var(--community-bg,#eef0f3);border:1px solid var(--line);border-radius:var(--radius)}.community-row{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:4px}.community-row:last-child{border-bottom:none}.community-row:hover{background:rgba(37,99,235,.04)}.community-meta{font-size:.8rem;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}.community-compact-input{padding:7px 10px;font-size:.9rem}.choice{text-align:left;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;transition:border-color .15s ease,transform .08s ease}.choice:hover{border-color:var(--accent)}.choice:active{transform:scale(.98)}.choice[aria-pressed=true]{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.bandnum{font-family:var(--font-display);font-size:2.6rem;line-height:1}.overall-hero{display:flex;align-items:baseline;gap:14px}.overall-hero .bandnum{font-size:4rem;color:var(--accent)}.pill{display:inline-block;font-family:var(--font-mono);font-size:.72rem;padding:3px 9px;border-radius:999px;border:1px solid var(--line);background:var(--paper)}.pill[aria-pressed]:hover,.pill[role=button]:hover,button.pill:hover{border-color:var(--accent);cursor:pointer}.pill[aria-pressed=true]{background:var(--accent);color:#fff;border-color:var(--accent)}.pill.good{color:var(--good);border-color:var(--good)}.pill.issue{color:var(--issue);border-color:var(--issue)}.pill.level-0{color:var(--muted)}.pill.level-1{color:var(--amber);border-color:var(--amber)}.pill.level-2,.pill.level-3,.pill.level-4{color:var(--accent-text);border-color:var(--accent)}.pill.level-5{color:var(--good);border-color:var(--good)}.gamify-row{display:flex;gap:10px;flex-wrap:wrap}.gamify-chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.85rem;font-weight:800;padding:6px 14px;border-radius:999px;border:none;white-space:nowrap}.gamify-chip.streak{color:#fff;background:var(--streak);box-shadow:0 2px 0 var(--streak-dark)}.gamify-chip.coins{color:#7a4a06;background:var(--gold-soft);box-shadow:0 2px 0 var(--gold)}.gamify-chip.skeleton{background:var(--line);box-shadow:none}.tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:20px}.tab{background:transparent;border:none;border-bottom:3px solid transparent;padding:10px 14px;font-size:1rem;color:var(--muted)}.tab[aria-selected=true]{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}.scope-note{background:color-mix(in srgb,var(--amber) 14%,var(--card));border:1px solid var(--amber);border-radius:var(--radius);padding:12px 16px;font-size:.9rem}.word{border-radius:4px;padding:0 2px;cursor:default}.word.mispron{background:rgba(194,54,22,.14);border-bottom:2px solid var(--issue);cursor:pointer}.word.minor{background:rgba(217,142,44,.14);border-bottom:2px solid var(--amber);cursor:pointer}.meter{height:8px;background:var(--line);border-radius:999px;overflow:hidden}.meter>span{display:block;height:100%;background:var(--accent);transition:width .5s ease}.processing-steps{list-style:none;padding:0;margin:0}.processing-steps li{padding:8px 0;display:flex;gap:10px;align-items:center}.dot{width:10px;height:10px;border-radius:50%;background:var(--line)}.dot.active{background:var(--accent);animation:pulse 1s infinite}.dot.done{background:var(--good)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.timer{font-family:var(--font-mono);font-size:2rem}.error-box{background:color-mix(in srgb,var(--issue) 14%,var(--card));border:1px solid var(--issue);color:var(--issue);border-radius:var(--radius);padding:14px 16px}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.001ms!important;transition-duration:.001ms!important}}@keyframes vocabFadeInUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.vocab-fade-in{animation:vocabFadeInUp .22s ease}@keyframes staggerReveal{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.reveal{animation:staggerReveal .32s cubic-bezier(.34,1.2,.64,1) both}.reveal-delay-1{animation-delay:40ms}.reveal-delay-2{animation-delay:80ms}.reveal-delay-3{animation-delay:.12s}.reveal-delay-4{animation-delay:.16s}.reveal-delay-5{animation-delay:.2s}.reveal-delay-6{animation-delay:.24s}@media (prefers-reduced-motion:reduce){.reveal{animation:none;opacity:1;transform:none}}.flashcard-scene{perspective:1400px;width:100%;max-width:520px;margin:0 auto;min-height:260px}.flashcard{position:relative;display:grid;grid-template-columns:1fr;width:100%;min-height:260px;cursor:pointer;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease;will-change:transform}.flashcard.flipped{transform:rotateY(180deg);box-shadow:0 18px 36px rgba(0,0,0,.14)}.flashcard-face{grid-area:1/1;backface-visibility:hidden;border-radius:var(--radius);background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);padding:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px}.flashcard-face.back{transform:rotateY(180deg)}@media (prefers-reduced-motion:reduce){.flashcard{transition:none}}.flashcard-headword{font-family:var(--font-display);font-size:2rem;font-weight:600}.flashcard-ipa{font-family:var(--font-mono);color:var(--muted);font-size:1rem}@keyframes gradeFlash{0%{transform:scale(1)}40%{transform:scale(1.06)}to{transform:scale(1)}}@media (prefers-reduced-motion:no-preference){.grade-flash{animation:gradeFlash .22s ease}}.dual-audio-btn{display:inline-flex;align-items:center;gap:4px}.dual-audio-btn.dual-audio-playing{border-color:var(--accent)}@keyframes dualAudioPulse{0%,to{background:var(--card)}50%{background:color-mix(in srgb,var(--accent) 20%,var(--card))}}@media (prefers-reduced-motion:no-preference){.dual-audio-btn.dual-audio-playing{animation:dualAudioPulse .6s ease}}@keyframes questClaimPop{0%{transform:scale(1);box-shadow:0 0 0 0 color-mix(in srgb,var(--good) 0%,transparent)}35%{transform:scale(1.015);box-shadow:0 0 0 10px color-mix(in srgb,var(--good) 18%,transparent)}to{transform:scale(1);box-shadow:0 0 0 0 color-mix(in srgb,var(--good) 0%,transparent)}}.quest-row-claimed-pop{animation:questClaimPop .7s ease-out}@media (prefers-reduced-motion:reduce){.quest-row-claimed-pop{animation:none}}.grade-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.grade-btn{border-radius:10px;border:1px solid var(--line);background:var(--card);padding:10px 16px;font-size:.95rem;display:flex;flex-direction:column;align-items:center;gap:2px;transition:transform .08s ease,border-color .15s ease;min-width:78px}.grade-btn:hover{border-color:var(--accent)}.grade-btn:active{transform:translateY(1px)}.grade-btn .key{font-family:var(--font-mono);font-size:.72rem;color:var(--muted)}.grade-btn .preview{font-family:var(--font-mono);font-size:.68rem;opacity:.75}.grade-btn.again{border-color:var(--issue);color:var(--issue)}.grade-btn.hard{border-color:var(--amber);color:var(--amber)}.grade-btn.good{border-color:var(--good);color:var(--good)}.grade-btn.easy,.grade-btn.perfect{border-color:var(--accent);color:var(--accent-text)}.tier-card .meter{margin-top:10px}.tier-card-nums{display:flex;align-items:baseline;gap:6px;margin-top:4px}.tier-card-nums .big{font-family:var(--font-display);font-size:1.6rem}@media (max-width:640px){.writing-hero-thumb{display:none}}.reading-shell{max-width:1440px;margin:0 auto;padding:24px 20px 60px}.reading-mode-picker{display:grid;gap:16px;max-width:720px}@media (min-width:640px){.reading-mode-picker{grid-template-columns:1fr 1fr}}.reading-mode-card{text-align:left;padding:22px;border-radius:var(--radius);background:var(--card);border:2px solid var(--line);cursor:pointer;transition:border-color .12s ease,transform .08s ease}.reading-mode-card:hover{border-color:var(--accent)}.reading-mode-card h3{margin:0 0 6px}.reading-split{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}@media (max-width:899px){.reading-split{grid-template-columns:1fr}.desktop-only{display:none!important}}.reading-pane{height:calc(100vh - 230px);min-height:420px;overflow-y:auto}@media (max-width:899px){.reading-pane{height:60vh}}.reading-passage-pane{padding:0 0 24px;white-space:pre-wrap;line-height:1.7;-webkit-user-select:text;-moz-user-select:text;user-select:text}.drill-split{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}@media (max-width:899px){.drill-split{grid-template-columns:1fr}}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.compare-row{display:contents}@media (max-width:640px){.compare-grid{grid-template-columns:1fr}.compare-col-head:last-of-type{margin-top:8px}}.reading-highlight{background:#ffe58a;color:#1a1a1a;border-radius:2px;padding:0 1px;box-shadow:0 0 0 1px rgba(180,130,0,.35)}::highlight(exam-highlight){background-color:#ffe58a;color:#1a1a1a}.exam-tools{position:fixed;z-index:45;display:flex;align-items:flex-start;gap:10px;pointer-events:none}.exam-tools>*{pointer-events:auto}.exam-tools--rail{top:120px;left:12px;flex-direction:row}.exam-tools--dock{top:88px;right:16px;flex-direction:column;align-items:flex-end}.exam-tools--inline{position:static;z-index:auto;pointer-events:auto;display:inline-flex;gap:8px;align-items:center}.exam-tools--inline .exam-tools__rail{flex-direction:row;width:auto;gap:8px}.exam-tools--inline .exam-tools__tool{flex-direction:row;gap:6px;padding:7px 12px;border-radius:10px}.exam-tools--inline .exam-tools__caption{font-size:.82rem}.exam-tools--inline .exam-tools__caption small{display:none}.exam-tools--inline .exam-tools__panel{position:fixed;top:84px;right:16px;z-index:60;width:min(320px,92vw)}.exam-tools--inline .exam-tools__clearhl{position:static}.exam-tools__panel-head{cursor:grab;-webkit-user-select:none;-moz-user-select:none;user-select:none;touch-action:none}.exam-tools__panel-head:active{cursor:grabbing}.exam-tools__rail{display:flex;flex-direction:column;gap:8px;width:88px}.exam-tools__heading{font-size:.72rem;font-weight:700;color:var(--muted-ink,var(--muted));text-transform:none;margin-bottom:2px;text-align:center}.exam-tools__tool{display:flex;flex-direction:column;align-items:center;gap:3px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:10px 6px;cursor:pointer;transition:border-color .12s,background .12s}.exam-tools__tool:hover{border-color:var(--accent)}.exam-tools__tool.is-active{border-color:var(--accent);background:var(--accent-soft)}.exam-tools__tool:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.exam-tools__glyph{font-size:1.1rem;line-height:1}.exam-tools__caption{font-size:.72rem;font-weight:600;text-align:center;line-height:1.15}.exam-tools__caption small{display:block;font-weight:500;opacity:.6;font-size:.64rem}.exam-tools__panel{width:min(300px,74vw);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;box-shadow:0 8px 24px rgba(0,0,0,.14)}.exam-tools__panel-head{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;font-weight:700;margin-bottom:8px}.exam-tools__link{border:none;background:none;color:var(--muted);cursor:pointer;font-size:.75rem}.exam-tools__dictinput,.exam-tools__textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:8px;font:inherit;font-size:.86rem;background:var(--paper);color:var(--ink)}.exam-tools__textarea{resize:vertical}.exam-tools__entry{border-top:1px solid var(--line);padding-top:8px}.exam-tools__clearhl{align-self:flex-start;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:8px;padding:5px 9px;font-size:.74rem;font-weight:600;cursor:pointer}@media (max-width:820px){.exam-tools--rail{top:100px;bottom:auto;left:8px;right:8px;flex-direction:column;z-index:47}.exam-tools--rail .exam-tools__rail{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:5px;box-shadow:0 4px 14px rgba(0,0,0,.14)}.exam-tools__rail{flex-direction:row;width:auto;overflow-x:auto}.exam-tools__heading{display:none}.exam-tools__tool{flex-direction:row;padding:7px 10px;white-space:nowrap}.exam-tools__caption small{display:none}.exam-tools--rail .exam-tools__panel{position:fixed;top:150px;left:8px;right:8px;width:auto}.exam-tools--rail .exam-tools__clearhl{position:fixed;top:150px;right:8px}}.exam-audiobar{position:sticky;bottom:0;z-index:44;gap:12px;border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(0,0,0,.08)}.exam-audiobar__play{flex-shrink:0;width:44px;height:44px;border-radius:50%;border:none;background:var(--coral,#f97316);color:#fff;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center}.exam-audiobar__skip{display:inline-flex;align-items:center;gap:1px;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:999px;padding:5px 10px;font-size:.95rem;cursor:pointer}.exam-audiobar__skip small{font-size:.62rem}.exam-audiobar__progress{flex:1 1 200px;display:flex;align-items:center;gap:10px;min-width:160px}.exam-audiobar__track{flex:1;height:6px;border-radius:999px;background:var(--line);overflow:hidden}.exam-audiobar__fill{height:100%;background:var(--coral,#f97316);transition:width .2s linear}.exam-audiobar__time{font-size:.78rem;font-variant-numeric:tabular-nums;white-space:nowrap}.exam-audiobar__vol{display:inline-flex;align-items:center;gap:6px}.exam-audiobar__vol input{width:80px;accent-color:var(--coral,#f97316)}.exam-audiobar__speed{display:inline-flex;align-items:center;gap:4px}.exam-audiobar__speedbtn{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:6px;padding:3px 7px;font-size:.74rem;font-weight:600;cursor:pointer}.exam-audiobar__speedbtn.is-active{background:var(--coral,#f97316);border-color:var(--coral,#f97316);color:#fff}@media (max-width:640px){.exam-audiobar__vol{display:none}}.exam-chrome{position:sticky;top:0;z-index:46;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;padding:8px 14px;margin:-8px -8px 12px;border-bottom:1px solid var(--line);background:var(--card)}.exam-chrome--practice{background:var(--paper)}.exam-chrome__x{justify-self:start;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.exam-chrome__x:hover{border-color:var(--coral,#ef4444);color:var(--coral,#ef4444)}.exam-chrome__timer{justify-self:center;font-weight:800;font-size:1.05rem;font-variant-numeric:tabular-nums;padding:5px 16px;border-radius:999px;white-space:nowrap}.exam-chrome--practice .exam-chrome__timer{background:var(--mint-soft,#dcfce7);color:var(--mint,#16a34a);border:1px solid var(--mint,#16a34a)}.exam-chrome--real .exam-chrome__timer{background:var(--paper);color:var(--ink);border:1px solid var(--line)}.exam-chrome__right{justify-self:end;display:inline-flex;align-items:center;gap:8px}.listening-shell:fullscreen,.mock-shell:fullscreen,.reading-shell:fullscreen,main:fullscreen{height:100vh;overflow-y:auto;background:var(--bg,var(--paper));padding:20px clamp(16px,4vw,48px)}@media (min-width:900px){.reading-shell:fullscreen .exam-split,main:fullscreen .exam-split{height:calc(100vh - 120px)}}.listening-shell:fullscreen .drill-sticky-header,.reading-shell:fullscreen .drill-sticky-header,main:fullscreen .drill-sticky-header{top:0!important}.drill-sticky-header{position:sticky;top:0;z-index:25;background:var(--paper);border-bottom:1px solid var(--line);padding-top:10px;padding-bottom:10px}@media (max-width:1023px){.drill-sticky-header{top:46px}}@media (min-width:1024px){.drill-sticky-header{top:56px}}.reading-lookup-popover{position:fixed;z-index:50;max-width:320px;padding:14px 16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}@keyframes feedback-toast-in{0%{transform:translateY(100%);opacity:0}70%{transform:translateY(-6px);opacity:1}to{transform:translateY(0)}}.feedback-toast{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;align-items:center;justify-content:center;gap:12px;padding:18px 20px calc(18px + env(safe-area-inset-bottom));font-size:1.1rem;font-weight:800;color:#fff;animation:feedback-toast-in .45s cubic-bezier(.22,1,.36,1)}.feedback-toast.correct{background:var(--xp-emerald)}.feedback-toast.wrong{background:var(--coral)}@media (prefers-reduced-motion:reduce){.feedback-toast{animation:none}}@media print{.vault-protected{display:none!important}}.chat-widget-anchor{position:fixed;bottom:20px;right:20px;z-index:300;display:flex;flex-direction:column;align-items:flex-end;pointer-events:none}.chat-widget-launcher,.chat-widget-panel{pointer-events:auto}.chat-widget-panel{width:320px;max-width:calc(100vw - 40px);height:420px;display:flex;flex-direction:column;margin-bottom:12px;padding:0;overflow:hidden}@media (max-width:480px){.chat-widget-anchor{bottom:0;right:0;left:0}.chat-widget-panel{width:calc(100vw - 24px);max-width:none;height:min(70vh,560px);margin:0 12px 12px}.chat-widget-launcher{margin:0 12px 12px 0}.chat-widget-launcher-open{display:none}}@media (max-width:767px){.chat-widget-launcher{margin-bottom:calc(74px + env(safe-area-inset-bottom, 0))}.feedback-toast{bottom:calc(64px + env(safe-area-inset-bottom, 0))}}:root{--sidenav-w:264px}.sidenav{position:fixed;top:0;left:0;bottom:0;width:var(--sidenav-w);display:flex;flex-direction:column;background:var(--card);border-right:1px solid var(--line);z-index:1000;overflow:hidden}.sidenav__brand{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 10px}.sidenav__logo{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:1.1rem;color:var(--ink);text-decoration:none;white-space:nowrap}.sidenav__close{display:none;background:none;border:none}.sidenav__close,.sidenav__search{color:var(--muted-ink,var(--ink));cursor:pointer}.sidenav__search{display:flex;align-items:center;gap:8px;margin:0 12px 8px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg,transparent);font-size:.85rem}.sidenav__search:hover{border-color:var(--accent)}.sidenav__kbd{margin-left:auto;font-size:.7rem;border:1px solid var(--line);border-radius:4px;padding:1px 5px;opacity:.7}.sidenav__nav{flex:1;overflow-y:auto;padding:4px 8px 12px;display:flex;flex-direction:column;gap:1px}.sidenav__item{display:block;padding:8px 12px;border-radius:8px;color:var(--ink);text-decoration:none;font-size:.9rem;border-left:3px solid transparent}.sidenav__item:hover{background:var(--accent-soft)}.sidenav__item--sub{font-size:.85rem;padding-left:20px;opacity:.92}.sidenav__item.is-active{background:var(--accent-soft);color:var(--accent-text);font-weight:700;border-left-color:var(--accent)}.sidenav__section{width:100%;display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:none;color:var(--ink);font:inherit;font-size:.9rem;font-weight:600;cursor:pointer;border-radius:8px;border:none;border-left:3px solid transparent}.sidenav__section:hover{background:var(--accent-soft)}.sidenav__section.is-active{color:var(--accent-text);border-left-color:var(--accent)}.sidenav__chev{opacity:.55;font-size:.7rem}.sidenav__sub{display:flex;flex-direction:column;gap:1px;padding:2px 0 6px}.sidenav__subhead{font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;opacity:.55;padding:6px 12px 2px}.sidenav__foot{border-top:1px solid var(--line);padding:10px 12px;display:flex;flex-direction:column;gap:8px}.sidenav__utils{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.sidenav-mobilebar{display:none;align-items:center;gap:10px;position:sticky;top:0;z-index:900;padding:8px 12px;background:var(--card);border-bottom:1px solid var(--line)}.sidenav-hamburger,.sidenav-mobilebar__search{background:none;border:none;color:var(--ink);cursor:pointer;display:inline-flex;padding:4px}.sidenav-mobilebar__auth{display:inline-flex;gap:6px;margin-left:auto}.sidenav-mobilebar__auth .btn.small{padding:4px 10px;font-size:.78rem;white-space:nowrap}.sidenav-scrim{display:none}@media (max-width:1023px){.sidenav{transform:translateX(-100%);transition:transform .22s ease;box-shadow:0 0 40px rgba(0,0,0,.28)}.sidenav.is-open{transform:translateX(0)}.sidenav__close{display:inline-flex}.sidenav-mobilebar{display:flex}.sidenav-scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:999}}@media (min-width:1024px){.sidenav-mobilebar{display:none}#main-content{margin-inline-start:var(--sidenav-w);padding-top:56px}}body.exam-focus #main-content,body.exam-route #main-content{padding-top:0!important}@media (prefers-reduced-motion:reduce){.sidenav{transition:none}}html.force-mobile-nav .sidenav{transform:translateX(-100%);transition:transform .22s ease;box-shadow:0 0 40px rgba(0,0,0,.28)}html.force-mobile-nav .sidenav.is-open{transform:translateX(0)}html.force-mobile-nav .sidenav__close{display:inline-flex}html.force-mobile-nav .sidenav-mobilebar{display:flex}html.force-mobile-nav .sidenav-scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:999}html.force-mobile-nav .sidenav-desktop-auth{display:none}html.force-mobile-nav #main-content{margin-inline-start:0;padding-top:0}.site-nav{display:none}.chip-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--card);border:1px solid var(--line);color:var(--ink);border-radius:999px;padding:8px 14px;min-height:40px;display:inline-flex;align-items:center;gap:6px;font-size:.85rem;font-weight:500;line-height:1;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease}.chip-btn:hover{border-color:var(--accent-text)}.chip-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.kbd-hint{display:none}@media (pointer:fine){.kbd-hint{display:block}}.chip-btn.is-active{border-color:var(--accent-text);color:var(--accent-text);font-weight:700;background:color-mix(in srgb,var(--accent,#2563eb) 10%,var(--card))}.staff-shell-header{position:sticky;top:0;z-index:60;display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:10px 16px;background:var(--card);border-bottom:1px solid var(--line)}.staff-shell-brand{font-weight:800;font-size:1.05rem;color:var(--ink);text-decoration:none;white-space:nowrap}.staff-shell-brand span{color:var(--accent-text,var(--accent))}.staff-shell-nav{display:flex;gap:4px;flex-wrap:wrap}.staff-shell-nav a{padding:6px 12px;border-radius:8px;font-size:.9rem;color:var(--muted-ink,var(--ink));text-decoration:none;border:1px solid transparent}.staff-shell-nav a.active,.staff-shell-nav a:hover{background:var(--accent-soft)}.staff-shell-nav a.active{border-color:var(--accent);color:var(--accent-text,var(--accent));font-weight:600}.staff-shell-id{margin-left:auto;display:flex;align-items:center;gap:8px}.staff-shell-name{font-size:.85rem;font-weight:600;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.staff-role-admin{border-color:var(--accent);color:var(--accent-text,var(--accent))}.staff-role-manager{border-color:var(--gold,#c98a10);color:var(--gold,#c98a10)}.staff-admin-layout{display:grid;grid-template-columns:200px 1fr;gap:20px;align-items:start}.staff-admin-nav{position:sticky;top:70px;display:flex;flex-direction:column;gap:14px}.staff-admin-group-label{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-ink,var(--ink));opacity:.75;margin:0 0 4px}.staff-admin-group{display:flex;flex-direction:column;gap:2px}.staff-admin-tab{display:block;width:100%;text-align:left;padding:7px 10px;border:1px solid transparent;border-radius:8px;background:none;color:var(--ink);font-size:.9rem;cursor:pointer;text-decoration:none}.staff-admin-tab.is-active,.staff-admin-tab:hover{background:var(--accent-soft)}.staff-admin-tab.is-active{border-color:var(--accent);color:var(--accent-text,var(--accent));font-weight:600}@media (max-width:899px){.staff-admin-layout{grid-template-columns:1fr}.staff-admin-nav{position:static}.staff-admin-group,.staff-admin-nav{flex-direction:row;flex-wrap:wrap;gap:6px}.staff-admin-group-label{width:100%;margin:6px 0 0}.staff-admin-tab{width:auto}}.staff-inbox-layout{display:grid;grid-template-columns:300px 1fr;gap:16px;align-items:start;margin-top:16px}@media (max-width:799px){.staff-inbox-layout{grid-template-columns:1fr}}.staff-convo-filters{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}.staff-convo-item{display:block;width:100%;text-align:left;padding:10px 12px;border:none;border-bottom:1px solid var(--line);background:transparent;cursor:pointer;color:var(--ink)}.staff-convo-item.is-active,.staff-convo-item:hover{background:var(--accent-soft)}.staff-convo-item.is-active{box-shadow:inset 3px 0 0 var(--accent)}.staff-convo-status{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:.85rem}.staff-convo-dot{width:8px;height:8px;border-radius:50%;flex:none}.staff-convo-dot--open{background:var(--issue,#e06a5a)}.staff-convo-dot--bot{background:var(--gold,#c98a10)}.staff-convo-meta{display:flex;justify-content:space-between;gap:8px;margin-top:2px}body.exam-focus .bottom-nav,body.exam-focus .sidenav,body.exam-focus .sidenav-mobilebar{display:none!important}body.exam-focus #main-content,body.exam-route #main-content{margin-inline-start:0!important}.cmdk-overlay{position:fixed;inset:0;z-index:1200;background:rgba(0,0,0,.4);display:flex;align-items:flex-start;justify-content:center;padding-top:12vh}.cmdk-panel{width:min(560px,92vw);background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.35);overflow:hidden}.cmdk-input{width:100%;padding:14px 16px;border:none;border-bottom:1px solid var(--line);background:none;color:var(--ink);font-size:1rem;outline:none}.cmdk-list{list-style:none;margin:0;padding:6px;max-height:50vh;overflow-y:auto}.cmdk-empty{padding:16px;color:var(--muted-ink,var(--ink));opacity:.7;font-size:.9rem}.cmdk-item{width:100%;display:flex;align-items:baseline;gap:10px;justify-content:space-between;padding:9px 12px;border:none;background:none;color:var(--ink);cursor:pointer;border-radius:8px;font:inherit;text-align:left}.cmdk-item.is-active{background:var(--accent-soft);color:var(--accent-text)}.cmdk-href{font-size:.72rem;opacity:.5;white-space:nowrap}.mistake-stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.mistake-stat{padding:0;overflow:hidden}.mistake-stat__head{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;background:none;border:none;cursor:pointer;color:var(--ink);text-align:left;font:inherit}.mistake-stat__head:disabled{cursor:default}.mistake-stat__head:not(:disabled):hover{background:var(--accent-soft,rgba(0,0,0,.03))}.mistake-stat__label{font-weight:600;font-size:.9rem}.mistake-stat__count{font-variant-numeric:tabular-nums;font-weight:700;font-size:1.15rem;color:var(--accent-text);min-width:1.5em;text-align:right}.mistake-stat.is-open .mistake-stat__count{color:var(--issue)}.mistake-stat__body{border-top:1px solid var(--line);padding:10px 14px;display:flex;flex-direction:column;gap:8px;max-height:340px;overflow-y:auto}.mistake-stat__item{border-bottom:1px dashed var(--line);padding-bottom:6px}.mistake-stat__item:last-child{border-bottom:none;padding-bottom:0}.mistake-complete__badge{width:44px;height:44px;border-radius:50%;background:var(--good);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin:4px 0 8px}@media (prefers-reduced-motion:no-preference){.mistake-complete__badge{animation:mistakeCompletePop .5s cubic-bezier(.34,1.56,.64,1)}}@keyframes mistakeCompletePop{0%{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}@media (prefers-reduced-motion:no-preference){.weak-ring-fill{transition:stroke-dasharray .6s ease-out}}body.exam-focus .chat-widget-anchor,body.exam-focus .site-nav{display:none!important}body.exam-focus{background:var(--paper)}@keyframes arsenal-fade-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.arsenal-fade-in{animation:arsenal-fade-in .4s ease both}@keyframes arsenal-spin{to{transform:rotate(1turn)}}.arsenal-spin{animation:arsenal-spin .8s linear infinite}.skeleton{position:relative;overflow:hidden;background:color-mix(in srgb,var(--ink) 8%,var(--card));border-radius:8px}.skeleton:after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--ink) 6%,transparent),transparent);animation:skeleton-shimmer 1.4s ease-in-out infinite}@keyframes skeleton-shimmer{to{transform:translateX(100%)}}@media (prefers-reduced-motion:reduce){.skeleton:after{animation:none}}@keyframes missionIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.mission-enter{animation:missionIn .35s ease both}@media (prefers-reduced-motion:reduce){.mission-enter{animation:none}}.exam-shell{--exam-font-scale:1}.exam-scale-lg{--exam-font-scale:1.15}.exam-scale-xl{--exam-font-scale:1.32}.exam-text{font-size:calc(1rem * var(--exam-font-scale));line-height:1.7}.exam-scroll{scrollbar-width:thin;scrollbar-color:var(--line) transparent}.exam-scroll::-webkit-scrollbar{width:10px;height:10px}.exam-scroll::-webkit-scrollbar-track{background:transparent}.exam-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px;border:2px solid var(--card)}.exam-scroll::-webkit-scrollbar-thumb:hover{background:var(--muted)}.exam-split{display:grid;grid-template-columns:minmax(0,var(--exam-split,50%)) 6px minmax(0,1fr);gap:0;align-items:stretch}.exam-split__pane{height:calc(100dvh - 240px);max-height:calc(100dvh - 200px);min-height:380px;overflow-y:auto;overflow-wrap:anywhere;padding:20px 22px;scrollbar-gutter:stable both-edges}.exam-split__divider{cursor:col-resize;background:var(--line);position:relative;border-radius:3px;transition:background .15s ease}.exam-split__divider:hover,.exam-split__divider[data-dragging=true]{background:var(--accent)}.exam-split__divider:before{content:"";position:absolute;inset:50% -6px auto -6px;height:34px;transform:translateY(-50%);border-radius:6px}.exam-split__grip{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:var(--muted);pointer-events:none;font-size:12px;line-height:1}@media (max-width:899px){.exam-split{grid-template-columns:1fr}.exam-split__divider{display:none}.exam-split__pane{height:auto;max-height:none;min-height:0;overflow:visible;padding-left:0;padding-right:0}}.exam-topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;background:var(--paper);position:sticky;top:0;z-index:20}.exam-partheader,.exam-topbar{border-bottom:1px solid var(--line)}.exam-partheader{padding:10px 18px;background:color-mix(in srgb,var(--ink) 6%,var(--paper))}.exam-partheader__num{font-weight:800;font-size:.95rem;color:var(--ink);line-height:1.2}.exam-partheader__instr{font-size:.85rem;color:var(--muted-ink,var(--ink));opacity:.85;margin-top:2px}.exam-timer{gap:6px;font-family:var(--font-mono);font-weight:700;color:#fff;background:var(--good);padding:6px 14px}.exam-iconbtn,.exam-timer{display:inline-flex;align-items:center;border-radius:999px}.exam-iconbtn{justify-content:center;width:40px;height:40px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}.exam-iconbtn.is-on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-text)}.exam-toolrail{gap:10px;align-items:stretch}.exam-tool,.exam-toolrail{display:flex;flex-direction:column}.exam-tool{align-items:center;gap:2px;padding:8px 6px;border-radius:12px;border:1.5px solid var(--mint);background:var(--card);color:var(--ink);cursor:pointer;min-width:64px}.exam-tool.is-on{background:var(--mint-soft);border-color:var(--good)}.exam-tool small{color:var(--muted);font-size:11px}.exam-choice{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--card);cursor:pointer;text-align:left;font-size:calc(1rem * var(--exam-font-scale, 1));transition:border-color .12s ease,background .12s ease}.exam-choice+.exam-choice{margin-top:8px}.exam-choice.is-selected,.exam-choice:hover{border-color:var(--accent)}.exam-choice.is-selected{background:var(--accent-soft)}.exam-choice.is-correct{border-color:var(--good);background:var(--mint-soft)}.exam-choice.is-wrong{border-color:var(--issue);background:var(--coral-soft)}.exam-choice input{accent-color:var(--accent);width:18px;height:18px;flex:none}.exam-choice__key{flex:none;width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;border:1px solid var(--line);font-weight:700;font-size:13px}.exam-blank{display:inline-block;min-width:8ch;border:none;border-bottom:2px solid var(--accent);background:transparent;font:inherit;color:var(--ink);padding:0 4px;text-align:center}.exam-blank:focus{outline:none;border-bottom-color:var(--accent-dark);background:var(--accent-soft)}.exam-blank.is-correct{border-bottom-color:var(--good)}.exam-blank.is-wrong{border-bottom-color:var(--issue)}.exam-gapnum{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;border-radius:999px;background:var(--mint-soft);color:var(--good);font-weight:700;font-size:12px;margin:0 4px}.exam-map{display:flex;flex-direction:column;gap:14px}.exam-map__figure{max-width:520px}.exam-map__table{border-collapse:collapse;width:100%;font-size:14px}.exam-map__table td,.exam-map__table th{border:1px solid var(--line);padding:8px 6px;text-align:center}.exam-map__table thead th{background:var(--community-bg);font-weight:700}.exam-map__rowlabel{text-align:left!important;font-weight:600;white-space:nowrap}.exam-map__num{display:inline-flex;min-width:22px;height:22px;margin-right:8px;border-radius:999px;background:var(--accent-soft);color:var(--accent-text);font-weight:700;font-size:12px}.exam-map__cell,.exam-map__num{align-items:center;justify-content:center}.exam-map__cell{display:flex;cursor:pointer;padding:4px}.exam-map__cell input{accent-color:var(--accent);width:18px;height:18px}.exam-map__table tr.is-correct .exam-map__rowlabel{color:var(--good)}.exam-map__table tr.is-wrong .exam-map__rowlabel{color:var(--issue)}.exam-map__compact{display:none;flex-direction:column;gap:10px}.exam-map__compact-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.exam-map__compact-row select{max-width:120px}@media (max-width:559px){.exam-map__grid{display:none}.exam-map__compact{display:flex}}.exam-navgrid{display:flex;flex-wrap:wrap;gap:6px;padding:8px}.exam-navgrid__part{width:100%;font-weight:700;font-size:12px;color:var(--muted);margin-top:4px}.exam-navsq{position:relative;width:34px;height:34px;border:1.5px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font-weight:600;font-size:13px;cursor:pointer;font-variant-numeric:tabular-nums}.exam-navsq.is-answered{background:var(--accent);border-color:var(--accent);color:#fff}.exam-navsq.is-current{outline:2px solid var(--accent);outline-offset:1px}.exam-navsq.is-review:after{content:"";position:absolute;top:-3px;right:-3px;width:10px;height:10px;border-radius:999px;background:var(--gold);border:1.5px solid var(--card)}.exam-reviewflag{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);cursor:pointer}.exam-reviewflag input{accent-color:var(--gold)}.exam-audiobar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:10px 16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}.exam-audiobar__time{font-family:var(--font-mono);font-size:13px;color:var(--muted);min-width:92px}.exam-audiobar__seek{flex:1;min-width:140px;accent-color:var(--coral)}.tp-checklist>*{animation:staggerReveal .32s cubic-bezier(.34,1.2,.64,1) both}.tp-checklist>:nth-child(2){animation-delay:.04s}.tp-checklist>:nth-child(3){animation-delay:.08s}.tp-checklist>:nth-child(4){animation-delay:.12s}.tp-checklist>:nth-child(5){animation-delay:.16s}@media (prefers-reduced-motion:reduce){.tp-checklist>*{animation:none}}.speak-prompt{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em;line-height:1.2;font-size:clamp(1.35rem,1.1rem + 1.6vw,1.9rem);color:var(--ink);text-wrap:balance;margin:0}.speak-instruction{font-size:.9rem;color:var(--muted)}.speak-focus{max-width:640px;margin:0 auto;min-height:min(72vh,640px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:28px;padding:24px 20px}.speak-focus textarea{text-align:left}.speak-slide{display:flex;flex-direction:column;align-items:center;gap:18px;width:100%}.speak-slide[hidden]{display:none}.speak-slide>.speak-recorder{width:100%;max-width:560px}.speak-cue-bullets{text-align:left;margin:0;padding-left:1.2em}.speak-rail{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}.speak-rail-dot{width:30px;height:30px;padding:0;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--muted);font-family:var(--font-mono);font-size:.72rem;display:grid;place-items:center;cursor:pointer}.speak-rail-dot.is-done{border-color:var(--good);color:var(--good)}.speak-rail-dot.is-current{background:var(--accent-text);border-color:var(--accent-text);color:#fff}.speak-pager{gap:12px}.speak-pager,.speak-prep{display:flex;align-items:center;justify-content:center;flex-wrap:wrap}.speak-prep{gap:14px}.speak-help{width:100%;max-width:560px;margin:0 auto;text-align:left}.mic-fab{width:112px;height:112px;border-radius:999px;border:none;display:grid;place-items:center;cursor:pointer;background:var(--accent-text);color:#fff;box-shadow:0 8px 0 var(--accent-dark),0 12px 32px color-mix(in srgb,var(--accent) 40%,transparent);transition:transform .1s ease,box-shadow .2s ease,background .2s ease}.mic-fab:active{transform:translateY(4px);box-shadow:0 0 0 var(--accent-dark),0 6px 20px color-mix(in srgb,var(--accent) 30%,transparent)}.mic-fab.is-recording{background:var(--coral);box-shadow:0 0 0 var(--coral-dark);animation:mic-pulse 1.4s ease-in-out infinite}@keyframes mic-pulse{0%,to{box-shadow:0 0 0 0 color-mix(in srgb,var(--coral) 55%,transparent)}50%{box-shadow:0 0 0 18px color-mix(in srgb,var(--coral) 0%,transparent)}}.mic-fab-wrap{position:relative;width:128px;height:128px;display:inline-grid;place-items:center}.mic-fab-ring{position:absolute;inset:0;pointer-events:none}.mic-fab-ring circle{transition:stroke-dashoffset .2s linear}.speak-fab-zone{display:flex;flex-direction:column;align-items:center;gap:12px}.speak-fab-zone .timer{font-size:1.1rem}.speak-visualizer{display:flex;align-items:center;gap:3px;width:min(100%,320px);height:48px}.speak-visualizer span{flex:1;border-radius:999px;background:var(--accent);transition:height 80ms linear}.speak-mic-denied{margin:0 auto;max-width:420px;text-align:center;background:color-mix(in srgb,var(--issue) 14%,var(--card));border:1px solid var(--issue);color:var(--issue);border-radius:var(--radius);padding:14px 16px}.speak-mic-scope{position:relative;display:inline-flex}.speak-focus-bubble{position:absolute;bottom:calc(100% + 12px);left:50%;transform:translate(-50%,4px);width:-moz-max-content;width:max-content;max-width:min(320px,80vw);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:grid;gap:4px;text-align:left;justify-items:start;opacity:0;pointer-events:none;z-index:5;box-shadow:0 0 0 3px var(--accent-soft),0 0 18px color-mix(in srgb,var(--accent) 45%,transparent);transition:opacity .16s ease,transform .16s ease}.speak-mic-scope:focus-within .speak-focus-bubble,.speak-mic-scope:hover .speak-focus-bubble{opacity:1;transform:translate(-50%)}.speak-mic-scope:focus-within .mic-fab:not(.is-recording),.speak-mic-scope:hover .mic-fab:not(.is-recording){box-shadow:0 8px 0 var(--accent-dark),0 0 0 3px var(--accent-soft),0 0 18px color-mix(in srgb,var(--accent) 45%,transparent)}@keyframes slide-in-right{0%{opacity:0;transform:translateX(24px)}to{opacity:1;transform:none}}@keyframes slide-in-left{0%{opacity:0;transform:translateX(-24px)}to{opacity:1;transform:none}}.slide-enter{animation:slide-in-right .28s cubic-bezier(.22,1,.36,1) both}.slide-enter-back{animation:slide-in-left .28s cubic-bezier(.22,1,.36,1) both}.pillar-grid{display:grid;gap:16px}@media (min-width:680px){.pillar-grid{grid-template-columns:1fr 1fr}}.speak-hero-glow{border-radius:999px;box-shadow:0 0 40px color-mix(in srgb,var(--band-color,var(--accent)) 45%,transparent)}.speak-canvas{display:grid;gap:24px;align-items:start}@media (min-width:900px){.speak-canvas{grid-template-columns:minmax(260px,320px) minmax(0,1fr)}.speak-canvas-main{grid-column:2}.speak-canvas-rail{grid-column:1;position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto}.speak-canvas.no-rail{grid-template-columns:1fr}.speak-canvas.no-rail .speak-canvas-main{grid-column:1}}.blueprint-panel{border-radius:var(--radius);padding:16px}.blueprint-panel .choice{width:100%;padding:10px 12px;border-radius:12px}.blueprint-stretch{opacity:.72;border:1px dashed var(--line);border-radius:12px;padding:12px}@media (prefers-reduced-motion:reduce){.mic-fab.is-recording,.slide-enter,.slide-enter-back{animation:none}.speak-visualizer span{transition:none;height:30%!important}.mic-fab,.mic-fab-ring circle,.speak-focus-bubble{transition:none}}.cosmetic-store__bar{display:flex;align-items:center;justify-content:space-between;gap:12px}.cosmetic-coins{display:inline-flex;align-items:center;gap:6px;font-weight:800;color:#fff;background:linear-gradient(90deg,#f59e0b,#fbbf24);padding:6px 14px;border-radius:999px;box-shadow:0 0 14px rgba(245,158,11,.5)}.cosmetic-store__grouphead{font-size:1.05rem;margin:0 0 10px}.cosmetic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}.cosmetic-card{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:14px;padding:14px;background:var(--paper);display:flex;flex-direction:column;gap:10px}.cosmetic-card.is-holo:after{content:"";position:absolute;inset:0;pointer-events:none;mix-blend-mode:overlay;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.55),rgba(168,85,247,.25) 30%,rgba(34,211,238,.2) 55%,transparent 70%)}.cosmetic-card.is-holo{background:linear-gradient(var(--paper),var(--paper)) padding-box,conic-gradient(from 0deg,#22d3ee,#a855f7,#f59e0b,#22d3ee) border-box;border:2px solid transparent}@keyframes cosmeticburst{0%{transform:scale(.6);opacity:0}40%{opacity:1}to{transform:scale(1.4);opacity:0}}.cosmetic-card.is-burst:before{content:"🎉✨🎊";position:absolute;inset:0;display:grid;place-items:center;font-size:1.6rem;letter-spacing:8px;animation:cosmeticburst .8s ease-out;pointer-events:none}.cosmetic-card__preview{display:grid;place-items:center;min-height:72px}.cosmetic-card__avatar{display:block;width:46px;height:46px;border-radius:50%;background:var(--line)}.cosmetic-card__badge{font-size:2rem}.cosmetic-card__theme{display:block;width:60px;height:40px;border-radius:8px;background:var(--brand,#2563eb)}.cosmetic-card__name{font-weight:700;font-size:.9rem;text-align:center}.cosmetic-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px}.cosmetic-card__price{color:#b45309}.cosmetic-card__equipped,.cosmetic-card__price{display:inline-flex;align-items:center;gap:4px;font-weight:700}.cosmetic-card__equipped{color:var(--good);font-size:.85rem}.cosmetic-card__locked{display:inline-flex;align-items:center;gap:4px;color:var(--muted-ink,#888);font-size:.8rem}.avatar-border{display:inline-grid;place-items:center;border-radius:50%;padding:3px}.avatar-border--wood{background:#8a5a2b}.avatar-border--neon{background:conic-gradient(from 0deg,#22d3ee,#a855f7,#22d3ee);animation:borderspin 3s linear infinite}.avatar-border--fire{background:linear-gradient(0deg,#ff5722,#ffc107);box-shadow:0 0 10px #ff5722,0 0 20px #ff9800;animation:flamepulse 1.2s ease-in-out infinite}@keyframes borderspin{to{transform:rotate(1turn)}}@keyframes flamepulse{50%{box-shadow:0 0 16px #ff5722,0 0 32px #ffc107}}.cosmetic-card__theme.theme-sakura{background:linear-gradient(135deg,#ffd1dc,#ff8fab)}.cosmetic-card__theme.theme-dracula{background:linear-gradient(135deg,#282a36,#bd93f9)}.cosmetic-card__theme.theme-cyberpunk{background:linear-gradient(135deg,#0ff,#f0f)}@media (prefers-reduced-motion:reduce){.avatar-border--fire,.avatar-border--neon,.cosmetic-card.is-burst:before{animation:none}}.exam-match{display:grid;gap:12px}.exam-match__rows{display:grid;gap:8px}.exam-match__row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--paper)}.exam-match__row.is-active{border-color:var(--brand,#2563eb);box-shadow:0 0 0 2px color-mix(in srgb,var(--brand,#2563eb) 25%,transparent)}.exam-match__row.is-correct{border-color:var(--good)}.exam-match__row.is-wrong{border-color:var(--issue,#dc2626)}.exam-match__num{font-weight:800;min-width:1.5em;text-align:center}.exam-match__prompt{min-width:0}.exam-match__slot{min-width:84px;padding:6px 12px;border-radius:8px;border:1px dashed var(--line);background:color-mix(in srgb,var(--ink) 4%,var(--paper));font-weight:700;cursor:pointer}.exam-match__slot.is-filled{border-style:solid;border-color:var(--brand,#2563eb);color:var(--brand,#2563eb)}.exam-match__bank{display:flex;flex-wrap:wrap;gap:8px}.exam-match__chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:var(--paper);cursor:grab;text-align:left}.exam-match__chip:active{cursor:grabbing}.exam-match__chip:disabled{opacity:.5;cursor:default}.exam-match__chipletter{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--brand,#2563eb);color:#fff;font-weight:800;font-size:.8rem}.exam-match__chiptext{font-size:.9rem}.legal-doc__top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:20px 0 8px}.legal-doc__grid{display:grid;grid-template-columns:240px 1fr;gap:32px;align-items:start}@media (max-width:820px){.legal-doc__grid{grid-template-columns:1fr}}.legal-doc__toc{position:sticky;top:84px;font-size:.9rem;border-left:2px solid var(--line);padding-left:14px;max-height:calc(100vh - 120px);overflow-y:auto}@media (max-width:820px){.legal-doc__toc{position:static;max-height:none}}.legal-doc__toc-head{text-transform:uppercase;letter-spacing:.06em;font-size:.72rem;color:var(--muted);margin-bottom:8px}.legal-doc__toc ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.legal-doc__toc a{color:var(--muted);text-decoration:none;line-height:1.4;display:block}.legal-doc__toc a:hover{color:var(--accent)}.legal-doc__body{line-height:1.68}.legal-doc__body h1{font-size:1.7rem;margin:0 0 14px;text-wrap:balance}.legal-doc__body h2{font-size:1.2rem;margin:26px 0 8px;scroll-margin-top:84px;padding-bottom:4px;border-bottom:1px solid var(--line)}.legal-doc__body h3{font-size:1.02rem;margin:16px 0 4px}.legal-doc__body li,.legal-doc__body p{color:var(--ink)}.legal-doc__body ol,.legal-doc__body ul{padding-left:20px;display:flex;flex-direction:column;gap:4px}.legal-doc__body a{color:var(--accent)}.legal-doc__body hr{border:none;border-top:1px solid var(--line);margin:18px 0}.legal-tablewrap{overflow-x:auto;margin:12px 0}.legal-doc__body table{border-collapse:collapse;width:100%;min-width:480px}.legal-doc__body td,.legal-doc__body th{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top;font-size:.92rem}.legal-doc__body th{background:var(--card)}.legal-doc__siblings{margin-top:32px;border-top:1px solid var(--line);padding-top:16px}.legal-doc__chips{display:flex;flex-wrap:wrap;gap:8px}.legal-doc__chip{display:inline-flex;padding:5px 12px;border:1px solid var(--line);border-radius:999px;font-size:.85rem;color:var(--muted);text-decoration:none;background:var(--card)}.legal-doc__chip:hover{border-color:var(--accent);color:var(--accent)}.legal-index__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}.legal-index__card{display:flex;gap:14px;align-items:center;padding:16px;text-decoration:none;color:inherit;transition:border-color .15s ease,transform .15s ease}.legal-index__card:hover{border-color:var(--accent);transform:translateY(-1px)}.legal-index__num{font-family:var(--font-mono,monospace);font-size:1.1rem;font-weight:700;color:var(--accent);opacity:.85}.legal-index__title{font-weight:600;line-height:1.3}@media print{body:has(.legal-doc) .bottomnav,body:has(.legal-doc) .no-print,body:has(.legal-doc) .sidenav,body:has(.legal-doc) .site-nav,body:has(.legal-doc) footer{display:none!important}.legal-doc__grid{grid-template-columns:1fr}.legal-doc__siblings,.legal-doc__toc{display:none!important}.legal-doc__body a{color:#000;text-decoration:none}body:has(.legal-doc) main{margin:0!important}}::highlight(exam-annotate){background-color:rgba(255,213,0,.55);color:inherit}.exam-ctxmenu{position:fixed;z-index:90;min-width:150px;background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 28px rgba(0,0,0,.18);padding:4px;display:grid}.exam-ctxmenu button{all:unset;cursor:pointer;padding:8px 12px;border-radius:6px;font-size:.9rem}.exam-ctxmenu button:focus-visible,.exam-ctxmenu button:hover{background:var(--accent-soft);outline:none}.exam-stickynote{position:fixed;z-index:88;width:240px;background:#fef9c3;color:#4a3d00;border:1px solid #eab308;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.22);overflow:hidden}.exam-stickynote__head{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px;font-size:.72rem;font-weight:600;background:#fde68a}.exam-stickynote__head button{all:unset;cursor:pointer;padding:2px 6px;border-radius:4px;font-size:.8rem}.exam-stickynote__head button:hover{background:rgba(0,0,0,.08)}.exam-stickynote textarea{width:100%;min-height:92px;border:0;resize:vertical;background:transparent;color:inherit;font:inherit;font-size:.85rem;padding:8px;outline:none}.exam-stickynote__marker{all:unset;position:fixed;z-index:88;cursor:pointer;font-size:1rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.25))}@keyframes exam-timer-flash{0%,to{opacity:1}50%{opacity:.45}}.exam-timer--warn{color:#dc2626!important;border-color:#dc2626!important;animation:exam-timer-flash 1.2s ease-in-out 4}.exam-timer--crit{color:#fff!important;background:#dc2626!important;border-color:#dc2626!important;animation:exam-timer-flash .8s ease-in-out infinite}@media (prefers-reduced-motion:reduce){.exam-timer--crit,.exam-timer--warn{animation:none}}.exam-modal-backdrop{position:fixed;inset:0;z-index:95;background:rgba(15,17,21,.45);display:flex;align-items:center;justify-content:center;padding:16px}.exam-modal{width:min(440px,100%);max-height:80vh;overflow-y:auto;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:0 18px 50px rgba(0,0,0,.3)}.exam-modal__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.exam-modal__section{margin-top:14px}.exam-modal__label{font-weight:600;font-size:.9rem;margin-bottom:8px}.exam-modal__choices{display:flex;gap:8px;flex-wrap:wrap}.exam-modal__choices .is-active-choice{border-color:var(--accent);background:var(--accent-soft)}.exam-modal__list{margin:0;padding-left:18px;display:grid;gap:8px;font-size:.9rem}.exam-scheme-swatch--yb{box-shadow:inset 0 -3px 0 #facc15,inset 0 -6px 0 #000}.exam-scheme-swatch--bw{box-shadow:inset 0 -3px 0 #1d4ed8,inset 0 -6px 0 #fff}.exam-scheme-yb{--paper:#000000;--card:#0a0a00;--ink:#facc15;--muted:#eab308;--line:#a16207;--accent:#facc15;--accent-soft:rgba(250,204,21,0.18);--accent-text:#fde047;background:#000;color:#facc15}.exam-scheme-bw{--paper:#ffffff;--card:#f8fafc;--ink:#1d4ed8;--muted:#3b82f6;--line:#93c5fd;--accent:#1d4ed8;--accent-soft:rgba(29,78,216,0.12);--accent-text:#1e40af;background:#fff;color:#1d4ed8}.exam-rubric{margin:0 0 12px;padding:10px 14px;border-inline-start:3px solid var(--accent);background:var(--accent-soft);border-radius:0 8px 8px 0}.exam-rubric__range{font-weight:800;font-size:.95rem}.exam-rubric__text{font-size:.9rem;margin-top:2px;font-weight:600}.exam-volume{display:inline-flex;align-items:center;gap:6px}.exam-volume input[type=range]{width:90px;accent-color:var(--accent)}@media (max-width:640px){.exam-volume input[type=range]{width:64px}}.exam-bottomnav{position:fixed;bottom:0;left:0;right:0;z-index:40;background:var(--card);border-top:1px solid var(--line);padding:8px 14px;overflow-x:auto}@keyframes weeklyTileGlow{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--gold) 60%,transparent)}50%{box-shadow:0 0 0 8px color-mix(in srgb,var(--gold) 22%,transparent)}to{box-shadow:0 0 0 0 color-mix(in srgb,var(--gold) 0%,transparent)}}.weekly-tile-glow{animation:weeklyTileGlow 1.6s ease-in-out 1}@media (prefers-reduced-motion:reduce){.weekly-tile-glow{animation:none}}.essay-workspace__head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}.essay-workspace__total{display:inline-flex;align-items:baseline;gap:6px;padding:8px 14px;border-radius:999px;border:2px solid var(--line);background:var(--paper);color:var(--muted);white-space:nowrap;transition:color .2s ease,border-color .2s ease,background .2s ease}.essay-workspace__total strong{font-size:1.15rem;color:var(--ink);font-variant-numeric:tabular-nums}.essay-workspace__total.is-met{border-color:var(--xp-emerald);background:color-mix(in srgb,var(--xp-emerald) 12%,var(--paper))}.essay-workspace__total.is-met strong{color:var(--good)}.essay-block{display:grid;gap:6px}.essay-block__head{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.essay-block__label{font-weight:700;font-size:.95rem;display:inline-flex;align-items:center;gap:6px}.essay-block__check{color:var(--good);font-weight:800;animation:essayCheckIn .22s cubic-bezier(.34,1.56,.64,1)}@keyframes essayCheckIn{0%{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}.essay-block__count{font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums}.essay-block__count.is-healthy{color:var(--good);font-weight:700}.essay-block__input{font-family:var(--font-body);line-height:1.6;resize:vertical}.essay-block__seed{align-self:start;font-size:.82rem;color:var(--accent-text)}.essay-workspace__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}@media (prefers-reduced-motion:reduce){.essay-block__check{animation:none}.essay-workspace__total{transition:none}}.swipe-screen{display:flex;flex-direction:column;gap:8px;height:calc(100dvh - 118px)}@media (min-width:1024px){.swipe-screen{height:calc(100dvh - 96px)}}.swipe-deck{position:relative;flex:1 1 auto;min-height:190px;display:flex;align-items:stretch;justify-content:center}.swipe-levels{display:flex;gap:6px;align-items:center;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}.swipe-levels::-webkit-scrollbar{display:none}.swipe-levels>*{flex:0 0 auto}.swipe-counters{display:flex;gap:12px;align-items:center;overflow-x:auto;scrollbar-width:none;white-space:nowrap}.swipe-counters::-webkit-scrollbar{display:none}.swipe-card-body{overflow-y:auto;min-height:0}.swipe-keyhint{display:none}@media (pointer:fine){.swipe-keyhint{display:block}}.ladder-chips,.ladder-controls{display:flex;flex-wrap:wrap;gap:6px}.ladder-controls{align-items:center;margin:16px 0 8px}.ladder-compare{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(min(100%,22rem),1fr))}.ladder-rung p+p{margin-top:12px}.ladder-moved{margin-top:16px;padding-top:12px;border-top:1px solid var(--hairline,rgba(128,128,128,.25))}.ladder-prompt{margin:16px 0 0}.ladder-note{margin-top:8px}.ladder-footnote{margin-top:32px}.ladder-picker{margin-top:16px}.ladder-picker-label{margin-bottom:8px}.ladder-partial{margin-left:6px}.ladder-count{margin-left:8px;font-weight:400}.chip-btn:disabled{opacity:.4;cursor:not-allowed;border-style:dashed}.chip-btn:disabled:hover{border-color:var(--line)}.writing-split .exam-split__pane{height:max(84dvh,calc(100dvh - var(--writing-split-top, 300px) - 16px));min-height:940px}.writing-essay-pane{display:flex;flex-direction:column;min-height:100%;gap:8px}.writing-essay-pane #essay{min-height:0;flex:1 1 auto;width:100%;min-height:240px;font-family:var(--font-body);resize:none}.writing-guide-pane{display:flex;flex-direction:column;gap:12px}.writing-pane-toggle{display:none}@media (max-width:899px){.writing-pane-toggle{display:flex;gap:6px;margin:12px 0 8px}.writing-split[data-pane=essay] .exam-split__pane:first-child,.writing-split[data-pane=guide] .exam-split__pane:last-child{display:none}.writing-split .exam-split__pane{height:auto;max-height:none;min-height:0}.writing-essay-pane #essay{flex:1 1 auto;min-height:0;min-height:45dvh}}.hero-details>summary{cursor:pointer;display:inline-block;margin-top:6px;text-decoration:underline;text-underline-offset:3px}.hero-details>summary::-webkit-details-marker{display:none}.hero-details[open]>summary{margin-bottom:6px}.hero-details>p{margin:0}.skill-grid{align-items:start}.tool-groups{display:grid;gap:12px;margin-top:12px}.tool-group__head{margin-bottom:2px}.tool-link{display:block;padding:6px 9px;margin-inline:-9px;border-radius:8px;border:1px solid transparent}.tool-link:hover{background:var(--paper);border-color:var(--line)}.tool-link__name{display:block;font-weight:600;font-size:.92rem}.tool-link__desc{display:block;font-size:.8rem;line-height:1.35;color:var(--muted);margin-top:1px}.pay-method{display:block;width:100%;text-align:left;padding:12px 14px;height:auto;line-height:1.4}.pay-method__name{display:block;font-weight:700}.pay-method__desc{display:block;font-size:.8rem;font-weight:400;color:var(--muted);margin-top:2px}.placeholder\:text-slate-600::-moz-placeholder{--tw-text-opacity:1;color:rgb(71 85 105/var(--tw-text-opacity,1))}.placeholder\:text-slate-600::placeholder{--tw-text-opacity:1;color:rgb(71 85 105/var(--tw-text-opacity,1))}.hover\:-translate-y-0\.5:hover{--tw-translate-y:-0.125rem}.hover\:-translate-y-0\.5:hover,.hover\:scale-105:hover{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.hover\:scale-105:hover{--tw-scale-x:1.05;--tw-scale-y:1.05}.hover\:border-emerald-400\/30:hover{border-color:rgb(52 211 153/.3)}.hover\:bg-amber-400\/10:hover{background-color:rgb(251 191 36/.1)}.hover\:bg-emerald-400:hover{--tw-bg-opacity:1;background-color:rgb(52 211 153/var(--tw-bg-opacity,1))}.hover\:bg-emerald-400\/10:hover{background-color:rgb(52 211 153/.1)}.hover\:bg-rose-400:hover{--tw-bg-opacity:1;background-color:rgb(251 113 133/var(--tw-bg-opacity,1))}.hover\:bg-rose-400\/10:hover{background-color:rgb(251 113 133/.1)}.hover\:bg-teal-400:hover{--tw-bg-opacity:1;background-color:rgb(45 212 191/var(--tw-bg-opacity,1))}.hover\:bg-violet-400:hover{--tw-bg-opacity:1;background-color:rgb(167 139 250/var(--tw-bg-opacity,1))}.hover\:bg-white\/10:hover{background-color:rgb(255 255 255/.1)}.hover\:bg-white\/5:hover{background-color:rgb(255 255 255/.05)}.hover\:shadow-lg:hover{--tw-shadow:0 10px 15px -3px rgb(0 0 0/0.1),0 4px 6px -4px rgb(0 0 0/0.1);--tw-shadow-colored:0 10px 15px -3px var(--tw-shadow-color),0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow,0 0 #0000),var(--tw-ring-shadow,0 0 #0000),var(--tw-shadow)}.hover\:shadow-emerald-500\/10:hover{--tw-shadow-color:rgb(16 185 129/0.1);--tw-shadow:var(--tw-shadow-colored)}.focus\:ring-2:focus{--tw-ring-offset-shadow:var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow:var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow,0 0 #0000)}.active\:scale-95:active{--tw-scale-x:.95;--tw-scale-y:.95}.active\:scale-95:active,.active\:scale-\[0\.98\]:active{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.active\:scale-\[0\.98\]:active{--tw-scale-x:0.98;--tw-scale-y:0.98}.disabled\:opacity-50:disabled{opacity:.5}.disabled\:active\:scale-100:active:disabled{--tw-scale-x:1;--tw-scale-y:1;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}