*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.\!visible{visibility:visible!important}.visible{visibility:visible}.fixed{position:fixed}.relative{position:relative}.sticky{position:sticky}.bottom-4{bottom:1rem}.right-4{right:1rem}.top-0{top:0}.mx-auto{margin-left:auto;margin-right:auto}.mb-1{margin-bottom:.25rem}.mb-10{margin-bottom:2.5rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-5{margin-bottom:1.25rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.mt-1{margin-top:.25rem}.mt-14{margin-top:3.5rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:.75rem}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.mt-auto{margin-top:auto}.block{display:block}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.h-2{height:.5rem}.h-full{height:100%}.min-h-\[220px\]{min-height:220px}.min-h-screen{min-height:100vh}.w-16{width:4rem}.w-full{width:100%}.min-w-0{min-width:0px}.min-w-\[11rem\]{min-width:11rem}.min-w-\[220px\]{min-width:220px}.min-w-\[5rem\]{min-width:5rem}.min-w-\[6rem\]{min-width:6rem}.min-w-\[7rem\]{min-width:7rem}.min-w-full{min-width:100%}.max-w-2xl{max-width:42rem}.max-w-3xl{max-width:48rem}.max-w-5xl{max-width:64rem}.max-w-6xl{max-width:72rem}.max-w-\[min\(18rem\,calc\(100vw-2rem\)\)\]{max-width:min(18rem,calc(100vw - 2rem))}.max-w-full{max-width:100%}.max-w-lg{max-width:32rem}.max-w-md{max-width:28rem}.max-w-sm{max-width:24rem}.max-w-xs{max-width:20rem}.flex-1{flex:1 1 0%}.shrink-0{flex-shrink:0}.border-collapse{border-collapse:collapse}.translate-y-0{--tw-translate-y: 0px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-y-12{--tw-translate-y: 3rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-y-20{--tw-translate-y: 5rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@keyframes bounce{0%,to{transform:translateY(-25%);animation-timing-function:cubic-bezier(.8,0,1,1)}50%{transform:none;animation-timing-function:cubic-bezier(0,0,.2,1)}}.animate-bounce{animation:bounce 1s infinite}.cursor-pointer{cursor:pointer}.select-none{-webkit-user-select:none;-moz-user-select:none;user-select:none}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-start{align-items:flex-start}.items-end{align-items:flex-end}.items-center{align-items:center}.justify-end{justify-content:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-5{gap:1.25rem}.gap-6{gap:1.5rem}.gap-8{gap:2rem}.space-y-1>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.25rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.25rem * var(--tw-space-y-reverse))}.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-3>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.75rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.75rem * 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))}.space-y-6>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(1.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1.5rem * var(--tw-space-y-reverse))}.overflow-hidden{overflow:hidden}.overflow-x-hidden{overflow-x:hidden}.break-words{overflow-wrap:break-word}.rounded-2xl{border-radius:1rem}.rounded-3xl{border-radius:1.5rem}.rounded-\[2rem\]{border-radius:2rem}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:.5rem}.rounded-xl{border-radius:.75rem}.rounded-br-none{border-bottom-right-radius:0}.border{border-width:1px}.border-2{border-width:2px}.border-b{border-bottom-width:1px}.border-b-4{border-bottom-width:4px}.border-t{border-top-width:1px}.border-dashed{border-style:dashed}.border-emerald-400{--tw-border-opacity: 1;border-color:rgb(52 211 153 / var(--tw-border-opacity, 1))}.border-emerald-500{--tw-border-opacity: 1;border-color:rgb(16 185 129 / var(--tw-border-opacity, 1))}.border-indigo-100{--tw-border-opacity: 1;border-color:rgb(224 231 255 / var(--tw-border-opacity, 1))}.border-indigo-200{--tw-border-opacity: 1;border-color:rgb(199 210 254 / var(--tw-border-opacity, 1))}.border-indigo-600{--tw-border-opacity: 1;border-color:rgb(79 70 229 / var(--tw-border-opacity, 1))}.border-rose-300{--tw-border-opacity: 1;border-color:rgb(253 164 175 / var(--tw-border-opacity, 1))}.border-rose-400{--tw-border-opacity: 1;border-color:rgb(251 113 133 / var(--tw-border-opacity, 1))}.border-slate-100{--tw-border-opacity: 1;border-color:rgb(241 245 249 / var(--tw-border-opacity, 1))}.border-slate-200{--tw-border-opacity: 1;border-color:rgb(226 232 240 / var(--tw-border-opacity, 1))}.border-slate-300{--tw-border-opacity: 1;border-color:rgb(203 213 225 / var(--tw-border-opacity, 1))}.bg-amber-50{--tw-bg-opacity: 1;background-color:rgb(255 251 235 / var(--tw-bg-opacity, 1))}.bg-emerald-50{--tw-bg-opacity: 1;background-color:rgb(236 253 245 / var(--tw-bg-opacity, 1))}.bg-indigo-100{--tw-bg-opacity: 1;background-color:rgb(224 231 255 / var(--tw-bg-opacity, 1))}.bg-indigo-50{--tw-bg-opacity: 1;background-color:rgb(238 242 255 / var(--tw-bg-opacity, 1))}.bg-indigo-500{--tw-bg-opacity: 1;background-color:rgb(99 102 241 / var(--tw-bg-opacity, 1))}.bg-indigo-600{--tw-bg-opacity: 1;background-color:rgb(79 70 229 / var(--tw-bg-opacity, 1))}.bg-rose-300{--tw-bg-opacity: 1;background-color:rgb(253 164 175 / var(--tw-bg-opacity, 1))}.bg-rose-50{--tw-bg-opacity: 1;background-color:rgb(255 241 242 / var(--tw-bg-opacity, 1))}.bg-slate-100{--tw-bg-opacity: 1;background-color:rgb(241 245 249 / var(--tw-bg-opacity, 1))}.bg-slate-50{--tw-bg-opacity: 1;background-color:rgb(248 250 252 / var(--tw-bg-opacity, 1))}.bg-slate-50\/70{background-color:#f8fafcb3}.bg-slate-900{--tw-bg-opacity: 1;background-color:rgb(15 23 42 / var(--tw-bg-opacity, 1))}.bg-white{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1))}.p-2{padding:.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-5{padding:1.25rem}.p-6{padding:1.5rem}.p-8{padding:2rem}.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}.px-6{padding-left:1.5rem;padding-right:1.5rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-12{padding-top:3rem;padding-bottom:3rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-2\.5{padding-top:.625rem;padding-bottom:.625rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.py-3\.5{padding-top:.875rem;padding-bottom:.875rem}.py-4{padding-top:1rem;padding-bottom:1rem}.py-5{padding-top:1.25rem;padding-bottom:1.25rem}.py-8{padding-top:2rem;padding-bottom:2rem}.pb-4{padding-bottom:1rem}.pb-72{padding-bottom:18rem}.pb-8{padding-bottom:2rem}.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}.font-sans{font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji"}.text-2xl{font-size:1.5rem;line-height:2rem}.text-3xl{font-size:1.875rem;line-height:2.25rem}.text-4xl{font-size:2.25rem;line-height:2.5rem}.text-7xl{font-size:4.5rem;line-height:1}.text-\[0\.62rem\]{font-size:.62rem}.text-\[0\.66rem\]{font-size:.66rem}.text-base{font-size:1rem;line-height:1.5rem}.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-bold{font-weight:700}.font-extrabold{font-weight:800}.font-medium{font-weight:500}.font-normal{font-weight:400}.font-semibold{font-weight:600}.uppercase{text-transform:uppercase}.leading-relaxed{line-height:1.625}.leading-snug{line-height:1.375}.tracking-\[0\.01em\]{letter-spacing:.01em}.tracking-\[0\.12em\]{letter-spacing:.12em}.tracking-\[0\.18em\]{letter-spacing:.18em}.tracking-\[0\.22em\]{letter-spacing:.22em}.tracking-\[0\.2em\]{letter-spacing:.2em}.tracking-wide{letter-spacing:.025em}.tracking-wider{letter-spacing:.05em}.tracking-widest{letter-spacing:.1em}.text-amber-600{--tw-text-opacity: 1;color:rgb(217 119 6 / var(--tw-text-opacity, 1))}.text-amber-700{--tw-text-opacity: 1;color:rgb(180 83 9 / var(--tw-text-opacity, 1))}.text-amber-800{--tw-text-opacity: 1;color:rgb(146 64 14 / var(--tw-text-opacity, 1))}.text-blue-500{--tw-text-opacity: 1;color:rgb(59 130 246 / var(--tw-text-opacity, 1))}.text-emerald-500{--tw-text-opacity: 1;color:rgb(16 185 129 / var(--tw-text-opacity, 1))}.text-emerald-700{--tw-text-opacity: 1;color:rgb(4 120 87 / var(--tw-text-opacity, 1))}.text-indigo-100{--tw-text-opacity: 1;color:rgb(224 231 255 / var(--tw-text-opacity, 1))}.text-indigo-500{--tw-text-opacity: 1;color:rgb(99 102 241 / var(--tw-text-opacity, 1))}.text-indigo-600{--tw-text-opacity: 1;color:rgb(79 70 229 / var(--tw-text-opacity, 1))}.text-indigo-700{--tw-text-opacity: 1;color:rgb(67 56 202 / var(--tw-text-opacity, 1))}.text-orange-500{--tw-text-opacity: 1;color:rgb(249 115 22 / var(--tw-text-opacity, 1))}.text-rose-300{--tw-text-opacity: 1;color:rgb(253 164 175 / var(--tw-text-opacity, 1))}.text-rose-400{--tw-text-opacity: 1;color:rgb(251 113 133 / var(--tw-text-opacity, 1))}.text-rose-700{--tw-text-opacity: 1;color:rgb(190 18 60 / var(--tw-text-opacity, 1))}.text-rose-800{--tw-text-opacity: 1;color:rgb(159 18 57 / 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-700{--tw-text-opacity: 1;color:rgb(51 65 85 / var(--tw-text-opacity, 1))}.text-slate-800{--tw-text-opacity: 1;color:rgb(30 41 59 / var(--tw-text-opacity, 1))}.text-slate-900{--tw-text-opacity: 1;color:rgb(15 23 42 / var(--tw-text-opacity, 1))}.text-teal-500{--tw-text-opacity: 1;color:rgb(20 184 166 / var(--tw-text-opacity, 1))}.text-white{--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1))}.text-yellow-500{--tw-text-opacity: 1;color:rgb(234 179 8 / var(--tw-text-opacity, 1))}.opacity-0{opacity:0}.opacity-100{opacity:1}.opacity-50{opacity:.5}.opacity-90{opacity:.9}.shadow-lg{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(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)}.shadow-sm{--tw-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-indigo-200{--tw-shadow-color: #c7d2fe;--tw-shadow: var(--tw-shadow-colored)}.outline-none{outline:2px solid transparent;outline-offset:2px}.drop-shadow-md{--tw-drop-shadow: drop-shadow(0 4px 3px rgb(0 0 0 / .07)) drop-shadow(0 2px 2px rgb(0 0 0 / .06));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)}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-colors{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;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}.duration-500{transition-duration:.5s}.ease-in-out{transition-timing-function:cubic-bezier(.4,0,.2,1)}.listening-screen{min-height:100vh;background:#fafaf9;color:#1c1917;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.listening-shell{max-width:64rem;margin:0 auto;padding:2.5rem 1.5rem 6rem}.listening-header{text-align:center;margin-bottom:4rem;position:relative;z-index:10}.listening-header h1{margin:0;font-size:2.75rem;line-height:1.08;font-weight:800;background:linear-gradient(135deg,#ea580c,#c2410c);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.03em}.listening-header p{margin:.45rem auto 0;max-width:36rem;color:#78716c;font-size:1.125rem;line-height:1.6}.listening-top-nav{display:flex;flex-direction:column;align-items:center;gap:1.5rem;margin-bottom:3.5rem;position:relative;z-index:1000}.listening-header-switcher{display:inline-flex;align-items:center;justify-content:center;background:#f5f5f4;padding:.35rem;border-radius:9999px;gap:.5rem;flex-wrap:wrap}.listening-nav-group{display:flex;gap:1rem;width:100%;justify-content:center;align-items:stretch;flex-wrap:wrap}.listening-nav-dropdown{position:relative;display:flex}.listening-nav-wrapper{position:relative}.listening-nav-trigger{min-width:18rem;min-height:5.4rem;width:100%;border:1px solid #e7e5e4;border-radius:1.25rem;background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:.9rem 1rem;text-align:left;box-shadow:0 10px 28px -18px #1c191729;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.listening-nav-trigger:hover,.listening-nav-trigger.is-open{border-color:#fdba74;box-shadow:0 16px 34px -22px #ea580c59}.listening-nav-label{display:block;margin-bottom:.45rem;color:#57534e;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.listening-nav-value{display:flex;align-items:center;gap:.75rem;min-height:2.2rem}.listening-nav-badge{display:inline-flex;align-items:center;justify-content:center;min-height:1.8rem;min-width:3.25rem;border-radius:9999px;padding:.2rem .7rem;background:#fff7ed;color:#c2410c;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;text-align:center;font-variant-numeric:tabular-nums}.listening-nav-text{flex:1;color:#1c1917;font-size:.98rem;font-weight:700;line-height:1.3}.listening-chevron{color:#78716c;flex:0 0 auto}.listening-dropdown-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:transparent;z-index:1090}.listening-nav-menu{position:absolute;top:calc(100% + .6rem);background:#fffffff7;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid #e7e5e4;border-radius:1.25rem;box-shadow:0 15px 35px #0000001f;padding:.6rem;z-index:1100;min-width:18rem}.is-aligned-left{left:0}.is-aligned-right{right:0}.listening-nav-option{width:100%;display:flex;align-items:center;gap:.75rem;border:none;background:transparent;border-radius:1rem;padding:.8rem .85rem;text-align:left;transition:background .16s ease,color .16s ease}.listening-nav-option:hover,.listening-nav-option.is-selected{background:#fff7ed}.listening-nav-option .opt-badge{display:inline-flex;align-items:center;justify-content:center;min-height:1.7rem;min-width:3.25rem;border-radius:9999px;padding:.15rem .6rem;background:#f5f5f4;color:#57534e;font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;text-align:center;font-variant-numeric:tabular-nums}.listening-nav-option.is-selected .opt-badge{background:#ea580c;color:#fff}.listening-nav-option .opt-title{color:#1c1917;font-size:.95rem;font-weight:700;line-height:1.35}.listening-switch-pill{border-radius:9999px;border:none;background:transparent;color:#78716c;padding:.6rem 1.15rem;font-size:.875rem;font-weight:600;transition:all .2s ease}.listening-switch-pill:hover{color:#1c1917}.listening-switch-pill.is-active{background:#fff;color:#ea580c;box-shadow:0 2px 8px #1c191714;font-weight:700}.listening-beta-pill{display:inline-flex;align-items:center;justify-content:center;margin-left:.45rem;padding:.14rem .48rem;border-radius:9999px;background:#fff7ed;color:#c2410c;font-size:.64rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;vertical-align:middle}.listening-progress{display:flex;align-items:flex-start;justify-content:center;max-width:32rem;margin:0 auto 4rem;position:relative;z-index:5}.listening-progress-step{display:flex;flex-direction:column;align-items:center;gap:.75rem;width:5rem;position:relative;z-index:2}.listening-progress-line{flex:1;height:4px;background:#e7e5e4;margin-top:1.125rem;border-radius:9999px;overflow:hidden}.listening-progress-line-fill{height:100%;background:#ea580c;transition:width .45s cubic-bezier(.16,1,.3,1)}.listening-progress-dot{width:2.5rem;height:2.5rem;border-radius:9999px;background:#fff;border:3px solid #e7e5e4;display:grid;place-items:center;font-size:.875rem;font-weight:800;color:#a8a29e;transition:all .35s cubic-bezier(.16,1,.3,1)}.listening-progress-label{font-size:.84rem;font-weight:600;color:#a8a29e;white-space:nowrap}.listening-hero-card,.listening-stage-card,.listening-review-stage-card,.listening-audio-card,.listening-question-card,.listening-support-panel,.listening-transcript-card,.listening-results-card,.listening-final-hero,.listening-library-card{background:#fff;border:1px solid rgba(231,229,228,.8);border-radius:1.75rem;box-shadow:0 12px 40px -12px #1c191714}.listening-hero-card,.listening-stage-card,.listening-review-stage-card,.listening-library-card{max-width:42rem;margin:0 auto;padding:4rem 3rem;text-align:center}.listening-final-review{max-width:64rem;margin:0 auto}.listening-final-hero,.listening-support-panel,.listening-transcript-card,.listening-results-card{padding:1.5rem}.listening-audio-card{padding:1.5rem 1.75rem}.listening-question-card{padding:2.5rem}.listening-hero-card h2,.listening-stage-card h2,.listening-review-stage-card h2,.listening-question-card h2,.listening-final-hero h2{margin:0 0 1rem;font-size:2.25rem;line-height:1.2;font-weight:800;color:#1c1917;letter-spacing:-.02em}.listening-question-card h2{font-size:1.75rem}.listening-stage-kicker,.listening-support-kicker,.listening-audio-kicker{margin:0 0 .6rem;color:#ea580c;font-size:.72rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.listening-hero-copy,.listening-stage-copy,.listening-stage-note,.listening-audio-copy,.listening-transcript-text,.listening-result-feedback,.listening-question-helper{color:#57534e;font-size:1rem;line-height:1.6}.listening-question-helper{margin-bottom:2.5rem;font-size:1rem}.listening-hero-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:.5rem;margin:1.35rem 0}.listening-library-groups{display:grid;gap:1.5rem;margin-top:1.25rem}.listening-library-group{display:grid;gap:.85rem;text-align:left}.listening-library-group-head{display:flex;align-items:center}.listening-library-group-badge{display:inline-flex;align-items:center;min-height:2rem;border-radius:9999px;padding:.3rem .8rem;background:#1c1917;color:#fff;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.listening-library-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.listening-library-card{display:grid;gap:.6rem;text-align:left;padding:1.2rem;border-radius:1.25rem;border:1px solid #e7e5e4;background:linear-gradient(180deg,#fff,#fafaf9);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.listening-library-card:hover{transform:translateY(-2px);border-color:#fdba74;box-shadow:0 14px 28px -18px #ea580c66}.listening-library-card.is-selected{border-color:#ea580c;background:#fff7ed;box-shadow:0 16px 30px -18px #ea580c59}.listening-library-title{color:#1c1917;font-size:1.05rem;font-weight:800;line-height:1.35}.listening-library-meta{color:#78716c;font-size:.9rem;line-height:1.45}.listening-hero-meta span,.listening-question-counter,.listening-result-difficulty{display:inline-flex;align-items:center;min-height:2rem;border-radius:9999px;padding:.3rem .85rem;background:#fff7ed;color:#c2410c;font-size:.78rem;font-weight:700}.listening-primary-button{display:inline-flex;justify-content:center;align-items:center;border:none;border-radius:1rem;background:linear-gradient(135deg,#ea580c,#c2410c);color:#fff;padding:1rem 1.4rem;font-size:.98rem;font-weight:700;cursor:pointer;transition:all .2s ease}.listening-primary-button:hover:not(:disabled){background:linear-gradient(135deg,#dc5a15,#b45309);transform:translateY(-1px)}.listening-primary-button:disabled{cursor:not-allowed;opacity:.6}.listening-secondary-button{display:inline-flex;justify-content:center;align-items:center;border:1px solid #e7e5e4;border-radius:1rem;background:#fff;color:#57534e;padding:1rem 1.4rem;font-size:.98rem;font-weight:700}.listening-secondary-button:hover{background:#fafaf9;border-color:#d6d3d1}.listening-question-layout{display:grid;grid-template-columns:minmax(0,1fr) 22rem;gap:1.5rem;align-items:start}.listening-main-column{display:grid;gap:1.5rem}.listening-audio-player-layout{display:flex;align-items:center;gap:1.25rem;margin-bottom:1rem}.listening-audio-controls{display:flex;align-items:center;gap:.65rem}.listening-play-circle{width:3.5rem;height:3.5rem;border-radius:9999px;background:#ea580c;color:#fff;border:none;display:grid;place-items:center;font-size:1.2rem;cursor:pointer}.listening-play-circle:hover{background:#c2410c}.listening-play-circle.is-playing{background:#1c1917}.listening-stop-button{width:2.25rem;height:2.25rem;border-radius:9999px;background:#f5f5f4;color:#57534e;border:1px solid #e7e5e4;display:grid;place-items:center;font-size:.9rem;cursor:pointer}.listening-audio-content{flex:1}.listening-audio-title{margin:0;font-size:1.05rem;font-weight:700;color:#1c1917}.listening-audio-progress-bar{position:relative;height:4px;background:#e7e5e4;border-radius:9999px;overflow:hidden}.listening-audio-progress-wrap{position:relative;margin-top:.25rem}.listening-audio-progress-slider{position:absolute;top:-.5rem;right:0;bottom:-.5rem;left:0;width:100%;margin:0;opacity:0;cursor:pointer;z-index:2}.listening-audio-progress-fill{height:100%;background:#ea580c}.listening-audio-error{margin:.75rem 0 0;color:#b91c1c;font-size:.88rem;font-weight:700}.listening-question-head,.listening-result-head{display:flex;align-items:center;justify-content:space-between;gap:.65rem;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid #f5f5f4;flex-wrap:wrap}.listening-question-meta{display:flex;gap:.5rem;flex-wrap:wrap}.listening-question-body{margin-bottom:3rem}.listening-question-actions{display:flex;align-items:center;justify-content:flex-end;gap:1rem;border-top:1px solid #f5f5f4;padding-top:2rem}.listening-options-list,.listening-gapfill-inputs,.listening-results-list,.listening-support-list,.listening-evidence-list,.listening-matching-list{display:grid;gap:.9rem}.listening-option-button{width:100%;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:start;-moz-column-gap:1rem;column-gap:1rem;border:2px solid transparent;border-radius:1rem;background:#fff;color:#1c1917;text-align:left;padding:1rem 1.15rem;font-size:1rem;font-weight:600;cursor:pointer;box-shadow:0 2px 8px #0000000a}.listening-option-button:hover{border-color:#fdba7499;background:#fff7ed}.listening-option-button.is-selected{border-color:#ea580c;background:#fff7ed;color:#c2410c}.listening-option-label{display:inline-grid;place-items:center;width:2rem;height:2rem;border-radius:9999px;background:#f5f5f4;color:#78716c;font-size:.82rem;font-weight:800;flex-shrink:0}.listening-option-text{display:block;min-width:0;line-height:1.5}.listening-option-button.is-selected .listening-option-label{background:#ea580c;color:#fff}.listening-gapfill-preview,.listening-builder-sentence-zone,.listening-result-item,.listening-timeline-container{border-radius:1.25rem;background:#fafaf9;padding:1.5rem;border:1px solid #f5f5f4}.listening-gapfill-preview{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:1.25rem;line-height:2;font-size:1.05rem}.listening-gapfill-chip{display:inline-flex;align-items:center;min-width:5rem;justify-content:center;border-radius:.8rem;padding:.3rem .8rem;background:#fff7ed;color:#c2410c;font-weight:700;border:2px dashed #fdba74}.listening-gapfill-chip.is-filled{background:#ffedd5;color:#c2410c;border-color:#fb923c}.listening-gapfill-field{display:grid;gap:.45rem;color:#57534e;font-size:.88rem;font-weight:600}.listening-gapfill-field input{border:1px solid #d6d3d1;border-radius:.95rem;padding:.9rem 1rem;background:#fff;color:#1c1917}.listening-builder-card{display:grid;gap:1.5rem}.listening-builder-sentence,.listening-builder-bank{display:flex;flex-wrap:wrap;gap:.65rem}.listening-builder-placeholder{margin:0;color:#a8a29e;font-style:italic}.listening-builder-chip,.listening-builder-selected{display:inline-flex;align-items:center;width:-moz-max-content;width:max-content;border-radius:.95rem;padding:.75rem 1rem;font-size:1rem;font-weight:600;cursor:pointer}.listening-builder-chip{border:1px solid #e7e5e4;background:#fff;color:#1c1917}.listening-builder-chip:hover{background:#fff7ed;border-color:#fdba74}.listening-builder-selected{border:1px solid #fdba74;background:#fff7ed;color:#c2410c}.listening-timeline-container{display:grid;gap:1.25rem}.listening-ordering-timeline{display:flex;flex-direction:column;gap:1rem}.listening-ordering-step{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:.85rem;border:1px solid #e7e5e4;border-radius:1rem;background:#fff;padding:1rem 1.15rem;color:#1c1917;font-weight:600}.listening-ordering-step:hover{background:#fff7ed;border-color:#fdba74}.listening-ordering-number{display:inline-grid;place-items:center;width:2rem;height:2rem;border-radius:9999px;background:#ea580c;color:#fff;font-size:.82rem;font-weight:800}.listening-matching-connector-list{display:flex;flex-direction:column;gap:1.25rem}.listening-matching-row-container{display:flex;flex-direction:column;position:relative}.listening-matching-pair-card{width:100%;display:flex;align-items:stretch;background:#fff;border:1px solid #e7e5e4;border-radius:1.25rem;padding:0;cursor:pointer;transition:all .2s;text-align:left;box-shadow:0 2px 8px #00000008;position:relative;z-index:2}.listening-matching-pair-card.is-open{border-color:#ea580c;box-shadow:0 4px 15px #ea580c1a}.listening-matching-pair-card.is-complete{border-color:#fdba74;background:#fff7ed}.matching-card-left{flex:1;padding:1.25rem 1.5rem;background:#fafaf9;border-radius:1.25rem 0 0 1.25rem;border-right:1px dashed #e7e5e4;display:flex;align-items:center}.listening-matching-pair-card.is-complete .matching-card-left{background:transparent;border-right-color:#fdba74}.matching-label-text{font-weight:600;color:#1c1917;font-size:1.05rem}.matching-card-center-icon{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:2.25rem;height:2.25rem;background:#fff;border:1px solid #e7e5e4;border-radius:50%;display:grid;place-items:center;color:#a8a29e;box-shadow:0 2px 4px #0000000a;z-index:3;transition:all .2s;font-weight:800}.listening-matching-pair-card.is-open .matching-card-center-icon{border-color:#ea580c;color:#ea580c}.listening-matching-pair-card.is-complete .matching-card-center-icon{border-color:#fdba74;background:#fff7ed;color:#ea580c}.matching-card-right{flex:1;padding:1.25rem 1.5rem 1.25rem 2rem;display:flex;align-items:center}.matching-placeholder-text{color:#a8a29e;font-style:italic;font-weight:500;font-size:1.05rem}.listening-matching-pair-card.is-open .matching-placeholder-text{color:#ea580c}.matching-selected-text{color:#ea580c;font-weight:700;font-size:1.05rem}.listening-matching-tray{background:#fafaf9;border:1px solid #e7e5e4;border-top:none;border-radius:0 0 1.25rem 1.25rem;padding:2rem 1.5rem 1.5rem;margin-top:-1rem;position:relative;z-index:1}.matching-tray-helper{margin:0 0 1rem;font-size:.95rem;color:#78716c;text-align:center}.matching-tray-options{display:flex;flex-direction:column;gap:.5rem}.matching-tray-chip{background:#fff;border:1px solid #e7e5e4;border-radius:.75rem;padding:.85rem 1rem;font-weight:600;color:#57534e;cursor:pointer;transition:all .2s;text-align:center;display:flex;align-items:center;justify-content:center;gap:.5rem}.matching-tray-chip.is-active{background:#fff7ed;border-color:#ea580c;color:#ea580c}.matching-tray-chip.is-used{opacity:.6;background:#f5f5f4;border-style:dashed}.matching-used-indicator{font-size:.82rem;color:#78716c}.listening-tfng-list{display:flex;flex-direction:column;gap:1rem}.listening-tfng-card{background:#fff;border:1px solid #e7e5e4;border-radius:1.25rem;padding:1.5rem;display:flex;flex-direction:column;gap:1.25rem;box-shadow:0 4px 15px #00000005}.listening-tfng-statement{margin:0;font-size:1.05rem;color:#1c1917;font-weight:500;line-height:1.6}.listening-tfng-pills{display:flex;background:#f5f5f4;border-radius:1rem;padding:.35rem;gap:.35rem}.listening-tfng-pill{flex:1;border-radius:.75rem;padding:.6rem .5rem;font-weight:600;font-size:.95rem;color:#78716c;cursor:pointer;transition:all .2s;border:none;background:transparent}.listening-tfng-pill.is-selected{background:#fff;box-shadow:0 2px 8px #0000000f}.listening-tfng-pill.val-true.is-selected{color:#059669}.listening-tfng-pill.val-false.is-selected{color:#dc2626}.listening-tfng-pill.val-ng.is-selected{color:#57534e}.listening-cat-container{display:flex;flex-direction:column;gap:2rem}.listening-cat-bank-section{background:#fafaf9;border:1px solid #e7e5e4;border-radius:1.25rem;padding:1.5rem}.listening-cat-helper{margin:0 0 1rem;font-size:.95rem;color:#78716c;font-style:italic}.listening-cat-bank{display:flex;flex-wrap:wrap;gap:.75rem;min-height:3.5rem;align-items:flex-start}.listening-cat-chip{display:inline-flex;align-items:center;gap:.5rem;background:#fff;border:2px solid #e7e5e4;border-radius:9999px;padding:.6rem 1.25rem;font-weight:600;color:#1c1917;cursor:pointer;transition:all .2s;box-shadow:0 2px 4px #00000005}.listening-cat-chip.is-active{border-color:#ea580c;background:#fff7ed;color:#ea580c;box-shadow:0 0 0 4px #ea580c1a;transform:scale(1.05)}.listening-cat-chip.is-mapped{background:#ffffffb3;border-color:#0000001a;color:#57534e;padding-right:.75rem;box-shadow:none}.listening-cat-empty{margin:0;color:#78716c;font-style:italic}.listening-cat-remove{display:inline-grid;place-items:center;width:1.25rem;height:1.25rem;border-radius:50%;background:#e7e5e4;color:#78716c;margin-left:.25rem}.listening-cat-buckets{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.listening-cat-bucket{background:#fafaf9;border:2px dashed #d6d3d1;border-radius:1.25rem;padding:1.5rem;text-align:left;transition:all .2s ease;cursor:pointer;display:flex;flex-direction:column;gap:1rem;min-height:9rem}.listening-cat-bucket.color-0{background:#fcf7f1;border-color:#e8dcd0}.listening-cat-bucket.color-1{background:#f4f6f8;border-color:#dce3e9}.listening-cat-bucket.is-receiving{border-color:#ea580c!important;background:#fff7ed!important;border-style:solid!important}.listening-cat-bucket-title{margin:0;font-size:1.1rem;font-weight:800;color:#1c1917;text-align:center;border-bottom:1px solid rgba(0,0,0,.05);padding-bottom:.75rem}.listening-cat-bucket-items{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.listening-quote-card{width:100%;display:flex;align-items:flex-start;gap:1.25rem;background:#fff;border:1px solid #e7e5e4;border-left:4px solid #e7e5e4;border-radius:1rem;padding:1.5rem;cursor:pointer;transition:all .2s;text-align:left;box-shadow:0 2px 8px #00000005}.listening-quote-card.is-selected{border-color:#fdba74;border-left-color:#ea580c;background:#fff7ed;box-shadow:0 4px 15px #ea580c14;transform:translate(8px)}.listening-quote-mark{font-family:ui-serif,Georgia,serif;font-size:2.5rem;line-height:1;color:#d6d3d1;margin-top:-.25rem;flex-shrink:0}.listening-quote-card.is-selected .listening-quote-mark{color:#fdba74}.listening-quote-text{font-family:ui-serif,Georgia,Cambria,Times New Roman,Times,serif;font-size:1.1rem;color:#1c1917;line-height:1.6;font-style:italic;flex:1}.listening-quote-radio{width:1.35rem;height:1.35rem;border-radius:50%;border:2px solid #d6d3d1;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:.15rem}.listening-quote-card.is-selected .listening-quote-radio{border-color:#ea580c;background:#ea580c}.listening-quote-card.is-selected .listening-quote-radio:after{content:"";width:.5rem;height:.5rem;background:#fff;border-radius:50%}.listening-support-panel{position:sticky;top:1rem;align-self:start}.listening-toolbox-toggle{width:100%;border:1px solid #fdba74;border-radius:1rem;background:#fff7ed;color:#9a3412;padding:.95rem 1rem;font-size:.95rem;font-weight:700;text-align:left}.listening-toolbox-copy{margin:.9rem 0 0;color:#64748b;font-size:.92rem}.listening-support-section+.listening-support-section{margin-top:1rem}.listening-support-item{display:grid;gap:.15rem;border-radius:1rem;background:#fff;padding:.85rem .95rem;border:1px solid #fed7aa}.listening-support-item strong{color:#1c1917}.listening-support-item span,.listening-support-transcript p,.listening-result-answer{margin:0;color:#57534e}.listening-support-transcript{display:grid;gap:.6rem}.listening-support-transcript p{border-radius:.95rem;background:#fff;border:1px solid #fed7aa;padding:.85rem .95rem}.listening-scorebar{width:100%;height:.75rem;margin:1.2rem 0 .9rem;border-radius:9999px;background:#e7e5e4;overflow:hidden}.listening-scorebar-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#ea580c,#f97316)}.listening-final-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:1.25rem;margin-bottom:2rem}.listening-transcript-text{line-height:1.8;font-size:1rem}.listening-result-item h3{margin:0 0 1rem;font-size:1.05rem;line-height:1.4;color:#1c1917}.listening-result-pill{display:inline-flex;align-items:center;min-height:1.8rem;border-radius:9999px;padding:.2rem .7rem;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.listening-result-pill.is-correct{background:#dcfce7;color:#166534}.listening-result-pill.is-wrong{background:#fef2f2;color:#b91c1c}.listening-evidence-list blockquote{margin:0;border-left:3px solid #fdba74;padding:.4rem 0 .4rem .9rem;color:#334155;background:#fff7ed;border-radius:0 .85rem .85rem 0}@media (max-width: 960px){.listening-question-layout,.listening-final-grid,.listening-progress{grid-template-columns:1fr}.listening-shell{padding-inline:.9rem}}:root{color-scheme:light;font-family:Inter,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,Liberation Sans,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;font-variant-emoji:text}html{min-height:100%;overflow-y:scroll}html,body,#root{min-height:100%}body{margin:0;min-width:320px;background:#f8fafc;color:#1e293b;font-family:Inter,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,Liberation Sans,sans-serif;line-height:1.5}button,input,textarea,select{font:inherit}button{letter-spacing:inherit}img,svg,video,canvas,audio,iframe,embed,object{display:block;max-width:100%}input::-moz-placeholder,textarea::-moz-placeholder{color:#94a3b8;opacity:1}input::placeholder,textarea::placeholder{color:#94a3b8;opacity:1}.emoji-display{font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",Segoe UI Symbol,sans-serif;line-height:1}.word-card{min-height:100%}.word-input{min-width:0}.feedback-box{overflow-wrap:anywhere}.lesson-screen{color:#0f172a}.lesson-hero{max-width:52rem;margin:0 auto 1rem;border:1px solid rgba(148,163,184,.18);border-radius:1.5rem;background:radial-gradient(circle at top right,rgba(99,102,241,.08),transparent 30%),linear-gradient(180deg,#fffffffa,#f8fafcfa);box-shadow:0 16px 40px #0f172a0d}.lesson-hero-inner{display:grid;grid-template-columns:1fr;gap:1rem;padding:1.2rem 1.35rem}.lesson-hero-copy{min-width:0}.lesson-breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;margin-bottom:1rem}.lesson-breadcrumb-button{display:inline-flex;align-items:center;gap:.45rem;border:0;background:transparent;padding:0;color:#64748b;font-size:.95rem;font-weight:700}.lesson-breadcrumb-button:hover{color:#4338ca}.lesson-breadcrumb-separator{color:#cbd5e1;font-weight:700}.lesson-kicker-row{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem}.lesson-kicker,.lesson-context-chip,.lesson-progress-pill,.lesson-audio-pill{display:inline-flex;align-items:center;justify-content:center;min-height:2rem;border-radius:9999px;padding:.3rem .85rem;font-size:.75rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.lesson-kicker{background:#eef2ff;color:#4338ca}.lesson-context-chip{background:#0f172a0a;color:#475569}.lesson-title{margin:.75rem 0 0;font-size:clamp(1.9rem,3vw,2.55rem);line-height:1.03;font-weight:900;letter-spacing:-.04em;color:#0f172a}.lesson-subtitle{max-width:46rem;margin:.65rem 0 0;color:#475569;font-size:clamp(.98rem,1.45vw,1.08rem);line-height:1.55}.lesson-meta{margin:.65rem 0 0;color:#64748b;font-size:.88rem;font-weight:600}.lesson-unit-rail{display:flex;flex-wrap:wrap;align-content:flex-start;gap:.5rem;padding-top:.85rem;border-top:1px solid rgba(226,232,240,.9)}.lesson-unit-chip{border:1px solid #e2e8f0;border-radius:9999px;padding:.6rem .85rem;background:#ffffffe0;color:#475569;font-size:.82rem;font-weight:700;text-align:left;transition:all .2s ease}.lesson-unit-chip:hover{border-color:#a5b4fc;color:#4338ca;transform:translateY(-1px)}.lesson-unit-chip-active{border-color:#4f46e5;background:#4f46e5;color:#fff;box-shadow:0 12px 26px #4f46e540}.lesson-selector{max-width:52rem;margin:0 auto .9rem}.lesson-selector-label{margin:0 0 .45rem;color:#64748b;font-size:.74rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.lesson-selector-list{display:grid;gap:.55rem}.lesson-selector-card{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:.75rem;border:1px solid rgba(226,232,240,.95);border-radius:1rem;padding:.75rem .9rem;background:#fffffff5;text-align:left;transition:border-color .2s ease,box-shadow .2s ease,transform .16s ease}.lesson-selector-card:hover{border-color:#a5b4fc;box-shadow:0 10px 24px #6366f114;transform:translateY(-1px)}.lesson-selector-card-active{border-color:#818cf8;background:#f8faff;box-shadow:0 10px 24px #6366f114}.lesson-selector-number{display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;border-radius:9999px;background:#eef2ff;color:#4338ca;font-size:.78rem;font-weight:900}.lesson-selector-copy{display:flex;flex-direction:column;gap:.15rem;min-width:0}.lesson-selector-title{color:#0f172a;font-size:.96rem;font-weight:700}.lesson-selector-meta{color:#64748b;font-size:.8rem;font-weight:600}.lesson-controls{display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;max-width:52rem;gap:.55rem;margin:0 auto 1rem}.lesson-play-button{display:inline-flex;align-items:center;justify-content:center;width:3rem;height:3rem;border:1px solid #4338ca;border-radius:9999px;background:linear-gradient(135deg,#4f46e5,#4338ca);color:#fff;font-size:1rem;font-weight:900;box-shadow:0 10px 24px #4f46e52e;transition:transform .16s ease,box-shadow .2s ease,opacity .2s ease}.lesson-play-button:hover{transform:translateY(-1px);box-shadow:0 14px 28px #4f46e53d}.lesson-play-button:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.lesson-icon-button{min-width:3rem;padding-left:.85rem;padding-right:.85rem;font-size:1rem}.lesson-button,.lesson-link-button{border:1px solid #cbd5e1;border-radius:9999px;padding:.9rem 1.2rem;background:#fffffff2;color:#334155;font-weight:800;letter-spacing:-.01em;transition:transform .16s ease,background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease}.lesson-button:hover,.lesson-link-button:hover{border-color:#818cf8;color:#4338ca;box-shadow:0 10px 24px #6366f11a;transform:translateY(-1px)}.lesson-button:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.lesson-button-primary{background:linear-gradient(135deg,#4f46e5,#4338ca);border-color:#4338ca;color:#fff}.lesson-button-primary:hover{background:linear-gradient(135deg,#4338ca,#3730a3);border-color:#3730a3;color:#fff}.lesson-reading-shell{max-width:52rem;margin:0 auto;border-color:#94a3b82e;background:linear-gradient(180deg,#fff,#f9fafb);box-shadow:0 18px 48px #0f172a0f}.lesson-print-shell{padding:1.2rem!important}.lesson-reading-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:1rem;padding-bottom:1rem;border-bottom:1px solid #e2e8f0}.lesson-reading-kicker{margin:0;color:#4f46e5;font-size:.74rem;font-weight:900;letter-spacing:.18em;text-transform:uppercase}.lesson-reading-title{margin:.55rem 0 0;color:#0f172a;font-size:clamp(1.45rem,2.2vw,1.95rem);line-height:1.12;font-weight:900;letter-spacing:-.03em}.lesson-reading-subtitle{margin:.45rem 0 0;max-width:42rem;color:#475569;font-size:.96rem;line-height:1.55}.lesson-reading-strip{margin:.4rem 0 0;color:#475569;font-size:.98rem;font-weight:600;line-height:1.45}.lesson-reading-side{display:flex;flex-direction:column;align-items:flex-end;gap:.6rem}.lesson-progress-pill{background:#eef2ff;color:#4338ca}.lesson-progress-pill-secondary,.lesson-audio-pill{background:#0f172a0d;color:#475569}.lesson-audio-pill-live{background:#4f46e51f;color:#4338ca}.lesson-audio-pill-muted{background:#94a3b824;color:#64748b}.lesson-reading-meta{margin:.85rem 0 0;color:#64748b;font-size:.9rem;font-weight:600}.lesson-text-block{display:flex;flex-direction:column;gap:.8rem;margin-top:1rem}.lesson-sentence{display:grid;grid-template-columns:auto 1fr;align-items:flex-start;gap:.75rem;border:1px solid rgba(226,232,240,.95);border-radius:1rem;background:#fff;color:#0f172a;font-size:clamp(1rem,1.35vw,1.12rem);line-height:1.62;padding:.85rem .9rem;transition:transform .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease}.lesson-sentence-index{display:inline-flex;align-items:center;justify-content:center;min-width:1.9rem;height:1.9rem;margin-top:.05rem;border-radius:9999px;background:#0f172a0a;color:#64748b;font-size:.68rem;font-weight:900;letter-spacing:.08em}.lesson-sentence-copy{min-width:0}.lesson-sentence-active{border-color:#a5b4fc;background:#f8faff;box-shadow:0 8px 24px #6366f114;transform:translateY(-1px)}.lesson-sentence-active .lesson-sentence-index{background:#4f46e5;color:#fff}.lesson-print-heading{margin-bottom:.85rem}.lesson-print-title{margin:0;color:#0f172a;font-size:15pt;line-height:1.25;font-weight:800}.lesson-print-copy{color:#0f172a}.lesson-print-paragraph{margin:0 0 .8rem;font-size:12.5pt;line-height:1.65}.lesson-support-note{margin:1.25rem 0 0;color:#64748b;font-size:.95rem}.lesson-nav-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-top:1.2rem;padding-top:1rem;border-top:1px solid rgba(226,232,240,.9)}.lesson-nav-button{border:1px solid #cbd5e1;border-radius:9999px;padding:.7rem 1rem;background:#fff;color:#334155;font-size:.88rem;font-weight:700}.lesson-nav-button:disabled{opacity:.45}.lesson-nav-status{color:#64748b;font-size:.85rem;font-weight:700}.lesson-footer-note{margin:2rem 0 0;color:#94a3b8;font-size:.76rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}@media (max-width: 900px){.lesson-hero-inner{grid-template-columns:1fr}.lesson-reading-side{align-items:flex-start}}@media (max-width: 640px){.lesson-controls{justify-content:flex-start}.lesson-hero-inner{padding:1rem}.lesson-selector-card,.lesson-sentence{grid-template-columns:1fr;gap:.75rem}.lesson-selector-number,.lesson-sentence-index{min-width:2rem;width:-moz-fit-content;width:fit-content;height:2rem}.lesson-nav-row{flex-wrap:wrap}}.print-only{display:none}@keyframes bounce-soft{0%,to{transform:translateY(0)}30%{transform:translateY(-8px)}60%{transform:translateY(0)}80%{transform:translateY(-3px)}}@keyframes shake-soft{0%,to{transform:translate(0)}20%{transform:translate(-8px)}40%{transform:translate(8px)}60%{transform:translate(-6px)}80%{transform:translate(6px)}}.animate-bounce-soft{animation:bounce-soft .55s ease}.animate-shake-soft{animation:shake-soft .4s ease}@media print{@page{size:auto;margin:12mm}html,body,#root{min-height:auto;background:#fff!important}body{color:#000;font-size:11pt;line-height:1.35}.no-print,.mascot-shell,[class*="fixed bottom-"],.no-print-home,button,input,.feedback-box,footer,.wordlab-chrome,.wordlab-shell>section:not(.wordlab-print-mode){display:none!important}.print-only{display:block!important}.print-header{display:none!important}.tier-view,.print-shell{display:block!important;border:0!important;box-shadow:none!important;background:#fff!important;overflow:visible!important}.verb-table{width:100%}.verb-table th,.verb-table td{border:1px solid #000!important;padding:8px 10px!important;color:#000!important;background:#fff!important}.verb-table thead{display:table-header-group}.verb-table tr,.vocab-table tr{-moz-column-break-inside:avoid;break-inside:avoid;page-break-inside:avoid}.vocab-table{width:100%}.vocab-table th,.vocab-table td{border:1px solid #000!important;padding:7px 9px!important;color:#000!important;background:#fff!important}.vocab-table thead{display:table-header-group}.wordlab-print-shell{padding:0!important;border:0!important;box-shadow:none!important;background:#fff!important}.lesson-print-shell,.lesson-screen,.lesson-reading-shell{display:block!important;padding:0!important;border:0!important;box-shadow:none!important;background:#fff!important;color:#000!important}.lesson-reading-title,.lesson-reading-subtitle,.lesson-reading-meta,.lesson-reading-kicker,.lesson-reading-strip,.lesson-support-note,.lesson-print-title,.lesson-print-copy,.lesson-print-paragraph,.lesson-sentence-copy{color:#000!important}.lesson-print-heading,.print-only{display:block!important}.lesson-text-block,.lesson-footer-note{display:none!important}.lesson-print-copy{margin-top:.75rem!important}.lesson-print-paragraph{margin:0 0 .65rem!important;font-size:13pt!important;line-height:1.6!important}}.listening-progress-label{font-size:.875rem;font-weight:600;color:#a8a29e}.listening-progress-step.is-active .listening-progress-dot{border-color:#ea580c;color:#ea580c;box-shadow:0 0 0 4px #fff7ed}.listening-progress-step.is-complete .listening-progress-dot{border-color:#ea580c;background:#ea580c;color:#fff}.listening-progress-step.is-active .listening-progress-label{color:#ea580c}.listening-progress-step.is-complete .listening-progress-label{color:#1c1917}.listening-timeline{position:relative;display:flex;flex-direction:column;gap:1.5rem}.listening-timeline:before{content:"";position:absolute;top:1rem;bottom:1rem;left:1.125rem;width:3px;background:#fde68a;border-radius:9999px}.listening-timeline-step{display:flex;align-items:center;gap:1.25rem;position:relative;z-index:1}.listening-timeline-node{width:2.25rem;height:2.25rem;flex-shrink:0;border-radius:9999px;background:#ea580c;color:#fff;display:grid;place-items:center;font-size:.875rem;font-weight:800;box-shadow:0 0 0 4px #fafaf9}.listening-timeline-content{flex:1;display:flex;align-items:center;justify-content:space-between;gap:1rem;background:#fff;border:2px solid #e7e5e4;padding:1rem 1.25rem;border-radius:1.25rem;color:#1c1917;font-weight:600}.listening-timeline-remove{background:transparent;border:none;color:#a8a29e;cursor:pointer;font-size:1.2rem;line-height:1}.listening-timeline-remove:hover{color:#ef4444}.listening-stage-card--compact{padding-top:3.25rem;padding-bottom:3.25rem}.listening-stage-card--compact .listening-stage-copy{max-width:30rem;margin:.75rem auto 0}.listening-stage-actions{margin-top:2.5rem;display:flex;justify-content:center}.listening-hero-card--refined{padding-top:4.5rem;padding-bottom:4rem}.listening-hero-card--refined .listening-hero-meta{margin:1.6rem 0 1.4rem}.listening-hero-card--refined .listening-stage-note{max-width:31rem;margin:0 auto}.listening-stage-actions--hero{margin-top:2.75rem}.listening-stage-card--compact h2,.listening-hero-card--refined h2{margin-bottom:1.15rem}.listening-stage-card--compact .listening-stage-kicker,.listening-hero-card--refined .listening-stage-kicker{margin-bottom:.85rem}.listening-footer-note{margin-top:3.5rem;padding-bottom:2rem;text-align:center}.listening-footer-beta{margin:0 0 .15rem;color:#cbd5e1;font-size:.62rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase}.listening-footer-credit{margin:0;color:#cbd5e1;font-size:.66rem;font-weight:400;letter-spacing:.01em}.hover\:-translate-y-1:hover{--tw-translate-y: -.25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.hover\:border-indigo-300:hover{--tw-border-opacity: 1;border-color:rgb(165 180 252 / var(--tw-border-opacity, 1))}.hover\:bg-indigo-100:hover{--tw-bg-opacity: 1;background-color:rgb(224 231 255 / var(--tw-bg-opacity, 1))}.hover\:bg-indigo-50:hover{--tw-bg-opacity: 1;background-color:rgb(238 242 255 / var(--tw-bg-opacity, 1))}.hover\:bg-indigo-700:hover{--tw-bg-opacity: 1;background-color:rgb(67 56 202 / var(--tw-bg-opacity, 1))}.hover\:bg-rose-300:hover{--tw-bg-opacity: 1;background-color:rgb(253 164 175 / var(--tw-bg-opacity, 1))}.hover\:bg-rose-400:hover{--tw-bg-opacity: 1;background-color:rgb(251 113 133 / var(--tw-bg-opacity, 1))}.hover\:bg-rose-50:hover{--tw-bg-opacity: 1;background-color:rgb(255 241 242 / var(--tw-bg-opacity, 1))}.hover\:bg-slate-100:hover{--tw-bg-opacity: 1;background-color:rgb(241 245 249 / var(--tw-bg-opacity, 1))}.hover\:bg-slate-200:hover{--tw-bg-opacity: 1;background-color:rgb(226 232 240 / var(--tw-bg-opacity, 1))}.hover\:bg-slate-700:hover{--tw-bg-opacity: 1;background-color:rgb(51 65 85 / var(--tw-bg-opacity, 1))}.hover\:bg-white:hover{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1))}.hover\:bg-white\/60:hover{background-color:#fff9}.hover\:text-indigo-500:hover{--tw-text-opacity: 1;color:rgb(99 102 241 / var(--tw-text-opacity, 1))}.hover\:text-indigo-600:hover{--tw-text-opacity: 1;color:rgb(79 70 229 / var(--tw-text-opacity, 1))}.hover\:text-indigo-700:hover{--tw-text-opacity: 1;color:rgb(67 56 202 / var(--tw-text-opacity, 1))}.hover\:text-rose-300:hover{--tw-text-opacity: 1;color:rgb(253 164 175 / var(--tw-text-opacity, 1))}.hover\:text-slate-700:hover{--tw-text-opacity: 1;color:rgb(51 65 85 / var(--tw-text-opacity, 1))}.hover\:shadow-lg:hover{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(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-md:hover{--tw-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--tw-shadow-colored: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -2px 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-xl:hover{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.focus\:border-indigo-400:focus{--tw-border-opacity: 1;border-color:rgb(129 140 248 / var(--tw-border-opacity, 1))}.focus\:border-rose-400:focus{--tw-border-opacity: 1;border-color:rgb(251 113 133 / var(--tw-border-opacity, 1))}.focus\:outline-none:focus{outline:2px solid transparent;outline-offset:2px}.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)}.focus\:ring-indigo-100:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(224 231 255 / var(--tw-ring-opacity, 1))}.focus\:ring-indigo-400:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(129 140 248 / var(--tw-ring-opacity, 1))}.focus\:ring-rose-50:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(255 241 242 / var(--tw-ring-opacity, 1))}.active\:translate-y-1:active{--tw-translate-y: .25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.active\:border-b-0:active{border-bottom-width:0px}.disabled\:bg-slate-50:disabled{--tw-bg-opacity: 1;background-color:rgb(248 250 252 / var(--tw-bg-opacity, 1))}.disabled\:opacity-50:disabled{opacity:.5}.disabled\:opacity-60:disabled{opacity:.6}.group:hover .group-hover\:scale-110{--tw-scale-x: 1.1;--tw-scale-y: 1.1;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@media (min-width: 640px){.sm\:bottom-6{bottom:1.5rem}.sm\:right-6{right:1.5rem}.sm\:p-6{padding:1.5rem}.sm\:px-5{padding-left:1.25rem;padding-right:1.25rem}.sm\:px-6{padding-left:1.5rem;padding-right:1.5rem}.sm\:py-4{padding-top:1rem;padding-bottom:1rem}.sm\:text-8xl{font-size:6rem;line-height:1}.sm\:text-base{font-size:1rem;line-height:1.5rem}}@media (min-width: 768px){.md\:bottom-8{bottom:2rem}.md\:right-8{right:2rem}.md\:max-w-xl{max-width:36rem}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:flex-row{flex-direction:row}.md\:items-center{align-items:center}.md\:justify-end{justify-content:flex-end}.md\:justify-between{justify-content:space-between}.md\:p-10{padding:2.5rem}.md\:p-5{padding:1.25rem}.md\:p-7{padding:1.75rem}.md\:p-8{padding:2rem}.md\:px-10{padding-left:2.5rem;padding-right:2.5rem}.md\:pt-8{padding-top:2rem}.md\:text-3xl{font-size:1.875rem;line-height:2.25rem}.md\:text-5xl{font-size:3rem;line-height:1}.md\:text-9xl{font-size:8rem;line-height:1}.md\:text-xl{font-size:1.25rem;line-height:1.75rem}}@media (min-width: 1024px){.lg\:p-12{padding:3rem}}@media print{.print\:static{position:static}.print\:hidden{display:none}.print\:overflow-visible{overflow:visible}.print\:text-black{--tw-text-opacity: 1;color:rgb(0 0 0 / var(--tw-text-opacity, 1))}}