@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-cyrillic-ext-400-normal.09bu8y7051xqk.woff2)format("woff2"),url(../media/nunito-cyrillic-ext-400-normal.12lf5xdeulc0-.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-cyrillic-400-normal.2fhf4tjryop4g.woff2)format("woff2"),url(../media/nunito-cyrillic-400-normal.35pec8vrzr59z.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-vietnamese-400-normal.415xf18alaymk.woff2)format("woff2"),url(../media/nunito-vietnamese-400-normal.36xjy5y4p8cdw.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-latin-ext-400-normal.2y6rb0ocm7nqk.woff2)format("woff2"),url(../media/nunito-latin-ext-400-normal.1cf0sk5t3_2zs.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-latin-400-normal.2wff0v25g527h.woff2)format("woff2"),url(../media/nunito-latin-400-normal.33h-ag0t_keoe.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(../media/nunito-cyrillic-ext-600-normal.0wy207xd92-9l.woff2)format("woff2"),url(../media/nunito-cyrillic-ext-600-normal.320ylicrsyj5v.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(../media/nunito-cyrillic-600-normal.1x9sol49ed1fe.woff2)format("woff2"),url(../media/nunito-cyrillic-600-normal.288od8tt91p3j.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(../media/nunito-vietnamese-600-normal.1qmejxpk9n4l_.woff2)format("woff2"),url(../media/nunito-vietnamese-600-normal.3kt1_f5zihrv2.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(../media/nunito-latin-ext-600-normal.0ee4md8tt6o-o.woff2)format("woff2"),url(../media/nunito-latin-ext-600-normal.036i7pc_s0x4y.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(../media/nunito-latin-600-normal.0q0ia45j-6ls_.woff2)format("woff2"),url(../media/nunito-latin-600-normal.0h9cr-bs8ac2x.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-cyrillic-ext-700-normal.30frlmeleydpu.woff2)format("woff2"),url(../media/nunito-cyrillic-ext-700-normal.2wr4vis-nn8li.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-cyrillic-700-normal.1dcapcdesix5f.woff2)format("woff2"),url(../media/nunito-cyrillic-700-normal.09aln9gqa4-sv.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-vietnamese-700-normal.1tlqja42i996_.woff2)format("woff2"),url(../media/nunito-vietnamese-700-normal.01zbqrf59qltx.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-latin-ext-700-normal.1upp26w6epg-2.woff2)format("woff2"),url(../media/nunito-latin-ext-700-normal.1rlmq938r5teu.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-latin-700-normal.3_3w32ku8mlvo.woff2)format("woff2"),url(../media/nunito-latin-700-normal.1o-18nuhd5q9g.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-cyrillic-ext-800-normal.0srdi9hrwdmuv.woff2)format("woff2"),url(../media/nunito-cyrillic-ext-800-normal.3lkxo2w5au4df.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-cyrillic-800-normal.3a5-2ms38xef5.woff2)format("woff2"),url(../media/nunito-cyrillic-800-normal.1j_8f2kdhhmkc.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-vietnamese-800-normal.44n_xf65wv35e.woff2)format("woff2"),url(../media/nunito-vietnamese-800-normal.3v5v6utsrszfn.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-latin-ext-800-normal.1iamc_taf264c.woff2)format("woff2"),url(../media/nunito-latin-ext-800-normal.2jx4_075bgtyg.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-latin-800-normal.0fk28i9bscp4k.woff2)format("woff2"),url(../media/nunito-latin-800-normal.1sn9ps1hnuqka.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.invisible{visibility:hidden}.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.fixed{position:fixed}.static{position:static}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.hidden{display:none}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.flex-wrap{flex-wrap:wrap}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.lowercase{text-transform:lowercase}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.grayscale{--tw-grayscale:grayscale(100%);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{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--color-amber:#f59e0b;--color-coral:#ef4444;--color-cyan:#06a5e9;--color-green:#10b981;--color-ink:#101b5c;--color-ink-muted:#52618f;--color-line:#dceaf8;--color-navy:#071b46;--color-primary:#6646e5;--color-primary-strong:#4c38b4;--color-sky:#eef8ff;--color-surface:#fff;--color-violet:#905ed9;--focus-ring:3px solid var(--color-cyan);--font-display:"Nunito", ui-rounded, "Avenir Next", system-ui, sans-serif;--motion-fast:.16s ease;--radius-card:28px;--radius-control:18px;--shadow-card:0 18px 50px #305f9e24;--shadow-control:0 9px 22px #34619626;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--space-7:3rem;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}body{color:var(--color-ink);font-family:var(--font-display);background:#f7fbff;min-height:100vh;margin:0}button{font:inherit}:where(a,button,input,summary):focus-visible{outline:var(--focus-ring);outline-offset:3px}.sr-only{clip:rect(0, 0, 0, 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.language-page{background:#f7fbff;justify-content:center;align-items:center;min-height:100dvh;padding:0 24px;display:flex}.onboarding-intro-page{background:#f7fbff;justify-content:center;align-items:center;min-height:100dvh;padding:24px;display:flex}.onboarding-intro-card{box-shadow:none;text-align:center;background:0 0;border:0;border-radius:0;flex-direction:column;justify-content:center;align-items:center;width:min(100%,720px);min-height:620px;padding:42px 28px 34px;display:flex;overflow:hidden}.onboarding-intro-card__tagline{color:var(--color-primary);letter-spacing:.06em;text-transform:uppercase;margin:0;font-size:.9rem;font-weight:800}.onboarding-intro-card__copy{text-align:center;width:100%;min-height:190px;animation:.52s both onboarding-intro-copy}@keyframes onboarding-intro-copy{0%{opacity:0}to{opacity:1}}.onboarding-intro-card h1{letter-spacing:-.06em;margin:14px 0 0;font-size:clamp(2.5rem,7vw,4.5rem);font-weight:800;line-height:.95}.onboarding-intro-card__instruction{color:#27346e;max-width:360px;margin:14px auto 0;font-size:clamp(1rem,2vw,1.2rem);font-weight:700;line-height:1.4}.onboarding-intro-card__globe-button{width:min(68vw,400px);max-width:400px;height:min(68vw,400px);max-height:400px;margin:18px auto 0;display:block;position:relative}.language-globe.language-globe--intro{width:100%;max-width:none;height:100%;transition:transform .24s;inset:0;transform:none}.onboarding-intro-card__globe-button:hover .language-globe--intro,.onboarding-intro-card__globe-button:focus-visible .language-globe--intro{transform:scale(1.04)}.onboarding-intro-card__globe-button--launching .language-globe--intro{animation:.62s cubic-bezier(.22,.75,.2,1) both onboarding-intro-globe-launch}@keyframes onboarding-intro-globe-launch{0%{transform:scale(1)}to{transform:scale(1.08)}}.onboarding-intro-card__hand{z-index:2;background:#fff;border:2px solid #d7e8ff;border-radius:50%;justify-content:center;align-items:center;width:62px;height:62px;font-size:clamp(1.6rem,5vw,2.25rem);animation:1.1s ease-in-out infinite onboarding-intro-hand;display:flex;position:absolute;bottom:8%;right:8%;box-shadow:0 10px 22px #34619633}@keyframes onboarding-intro-hand{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-12px)scale(1.08)}}.onboarding-page{background:#f7fbff;justify-content:center;align-items:center;min-height:100dvh;padding:24px;display:flex}.onboarding-card{box-shadow:none;text-align:center;background:0 0;border:0;border-radius:0;width:100%;max-width:470px;min-height:600px;padding:26px 28px 28px;position:relative;overflow:visible}.demo-entry,.onboarding-step{flex-direction:column;justify-content:center;align-items:center;width:100%;min-height:530px;display:flex}.demo-entry__visual,.demo-entry__content{flex-direction:column;align-items:center;width:100%;display:flex}.demo-entry__content .onboarding-form{margin-top:14px}.demo-entry__content .onboarding-copy h1{margin-bottom:16px}.onboarding-copy{max-width:350px;margin:22px auto 0}.onboarding-copy--intro{margin-top:26px}.onboarding-copy h1{letter-spacing:-.04em;margin:0;font-size:clamp(1.8rem,5vw,2.35rem);font-weight:800;line-height:1.1}.onboarding-copy p{color:#27346e;margin:12px 0 0;font-size:1rem;font-weight:600;line-height:1.45}.onboarding-eyebrow{letter-spacing:.05em;text-transform:uppercase;color:#6646e5!important;margin-bottom:10px!important;font-size:.85rem!important;font-weight:800!important}.onboarding-curio{object-fit:contain;pointer-events:none;width:auto;height:300px;margin:0 auto}.demo-entry .onboarding-curio{z-index:0;height:320px;margin:-5px auto -2px;position:relative}.onboarding-curio-greeting{cursor:pointer;z-index:0;background:0 0;border:0;margin:-5px auto -2px;padding:0;line-height:0;display:block;position:relative}.demo-entry .onboarding-curio-greeting .onboarding-curio{margin:0}.onboarding-curio-greeting:focus-visible{outline-offset:5px;outline:3px solid #0ea5e9}.onboarding-curio--waving .onboarding-curio__raised-hand{transform-box:view-box;transform-origin:22.5% 43%;animation:3.8s ease-in-out infinite curio-raised-hand-wave}@keyframes curio-raised-hand-wave{0%,to{transform:rotate(0)}25%{transform:rotate(-8deg)}50%{transform:rotate(9deg)}75%{transform:rotate(-7deg)}}.onboarding-curio__eyes{opacity:0;animation:3.8s ease-in-out infinite curio-eye-blink}.onboarding-curio__eyelid{fill:#071b46}.onboarding-curio__closed-eye{fill:none;stroke:#54e6ff;stroke-linecap:round;stroke-width:8px}@keyframes curio-eye-blink{0%,36%,to{opacity:0}40%,52%{opacity:1}}.demo-entry .onboarding-form,.demo-entry .onboarding-form-status,.demo-entry .onboarding-privacy{z-index:1;position:relative}.onboarding-primary-action,.onboarding-reset-action{cursor:pointer;font:inherit;border:0;border-radius:18px;justify-content:center;align-items:center;gap:9px;min-height:54px;font-weight:800;transition:box-shadow .16s,transform .16s;display:inline-flex}.onboarding-primary-action{color:#fff;background:#6646e5;width:100%;padding:0 22px;animation:2.4s ease-in-out infinite onboarding-primary-invitation;box-shadow:0 10px 22px #4c38b43d}.onboarding-primary-action:hover:not(:disabled),.onboarding-primary-action:focus-visible:not(:disabled){animation:none;transform:translateY(-2px);box-shadow:0 14px 28px #4c38b452}.onboarding-primary-action:disabled,.onboarding-reset-action:disabled{cursor:wait;opacity:.7}.onboarding-privacy{color:#52618f;max-width:340px;margin:14px auto 0;font-size:.78rem;font-weight:700;line-height:1.4}.onboarding-magic-link-status{border-radius:var(--radius-control);color:var(--color-ink);text-align:left;background:#eef3ff;border:1px solid #cbd9ff;grid-template-columns:auto 1fr;align-items:center;gap:.2rem .55rem;padding:.85rem 1rem;display:grid}.onboarding-magic-link-status>svg{color:var(--color-primary);grid-row:span 2}.onboarding-magic-link-status span{font-weight:900}.onboarding-magic-link-status small{color:var(--color-ink-muted);font-size:.82rem;font-weight:700;line-height:1.35}.onboarding-form-status{color:#52618f;text-align:center;margin:0;font-size:.88rem;font-weight:700;line-height:1.45}.onboarding-back-link{color:#17387a;z-index:2;background:#fff;border:1px solid #dceaf8;border-radius:999px;justify-content:center;align-items:center;width:42px;height:42px;text-decoration:none;display:inline-flex;position:absolute;top:20px;left:20px}.onboarding-back-link:focus-visible,.onboarding-primary-action:focus-visible,.onboarding-reset-action:focus-visible,.onboarding-form input:focus-visible{outline-offset:3px;outline:3px solid #0ea5e9}.onboarding-step--nickname .onboarding-curio{height:265px;margin:-4px auto -12px}.onboarding-step--nickname .onboarding-form{margin-top:16px}.onboarding-form{gap:14px;width:min(100%,340px);margin-top:auto;display:grid}.onboarding-form input{color:#101b5c;font:inherit;background:#fff;border:1px solid #dceaf8;border-radius:18px;width:100%;min-height:54px;padding:0 18px;font-weight:700}.onboarding-form input::placeholder{color:#7885ad}.onboarding-form [role=alert],.demo-entry [role=alert],.onboarding-step [role=alert]{color:#b42318;margin:0;font-size:.82rem;font-weight:700}.onboarding-step--level{padding:0}.onboarding-step--level .onboarding-form{margin-top:0}.onboarding-step--level .learning-levels{margin-top:16px}.onboarding-greeting{color:#6646e5;margin:0 0 8px;font-size:clamp(1rem,1.8vw,1.25rem);font-weight:800;line-height:1.2}.learning-levels{gap:11px;margin:24px auto 8px;display:grid}.learning-level-option{position:relative}.learning-level-option input{accent-color:#6646e5;z-index:1;background:0 0;border:0;width:22px;height:22px;min-height:0;margin:0;padding:0;position:absolute;top:50%;right:18px;transform:translateY(-50%)}.learning-level{color:#17387a;cursor:pointer;font:inherit;text-align:left;background:#fff;border:2px solid #dceaf8;border-radius:18px;align-items:center;gap:14px;padding:12px 52px 12px 15px;transition:border-color .16s,box-shadow .16s,transform .16s;display:flex}.learning-level:hover,.learning-level-option input:checked+.learning-level{border-color:#6646e5;box-shadow:0 7px 18px #4c38b429}.learning-level:hover{transform:translateY(-1px)}.learning-level-option input:focus-visible+.learning-level{outline-offset:3px;outline:3px solid #0ea5e9}.learning-level>svg{color:#15a3de;flex:none}.learning-level:first-child>svg{color:#19a974}.learning-level:nth-child(3)>svg{color:#905ed9}.learning-level span{gap:2px;display:grid}.learning-level strong{font-weight:800}.learning-level small{color:#52618f;font-size:.8rem;font-weight:700}.onboarding-step--welcome .onboarding-copy{margin-top:0}.onboarding-step--welcome{justify-content:center;width:100%}.welcome-layout{flex-direction:column;align-items:center;gap:18px;width:100%;margin-top:18px;display:flex}.welcome-stage{justify-content:center;align-items:center;width:100%;max-width:300px;height:265px;margin:0 auto;display:flex;position:relative}.welcome-stage .onboarding-curio-greeting,.welcome-stage .onboarding-curio{width:auto;height:100%}.welcome-speech{color:#27346e;box-sizing:border-box;background:#fff;border-radius:20px;width:100%;max-width:320px;margin:0;padding:14px 16px;font-size:.8rem;font-weight:700;line-height:1.4;box-shadow:0 9px 22px #34619626}.welcome-panel{flex-direction:column;align-items:center;gap:12px;width:100%;max-width:360px;display:flex}.welcome-panel .onboarding-primary-action{width:100%;margin-top:2px}.welcome-panel form{width:100%;margin:0}.welcome-panel .onboarding-reset-action{justify-content:center;width:100%}.onboarding-ready-message{color:#6646e5;margin:0;font-size:.87rem;font-weight:800}.onboarding-reset-action{color:#17387a;background:#fff;border:1px solid #dceaf8;min-height:44px;padding:0 16px}.onboarding-reset-description{color:#52618f;max-width:320px;margin:10px auto 0;font-size:.74rem;font-weight:700;line-height:1.35}.language-card{box-shadow:none;text-align:center;background:0 0;border:0;border-radius:0;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:470px;min-height:575px;padding:0 28px;display:flex;position:relative;overflow:visible}.progress-indicator{justify-content:center;gap:12px;display:flex}.progress-indicator__dot{background:#d1def3;border-radius:999px;width:9px;height:9px;transition:background-color .16s,transform .16s}.progress-indicator__dot--active{background:#6646e5;transform:scale(1.15)}.language-carousel-indicator{justify-content:center;gap:9px;margin-top:9px;display:flex}.language-carousel-indicator__dot{background:#d1def3;border-radius:999px;width:9px;height:9px}.language-carousel-indicator__dot--active{background:#6646e5}.language-continue{width:min(100%,340px);margin:14px auto 0;text-decoration:none}.language-continue:hover,.language-continue:focus-visible{animation:none}@keyframes onboarding-primary-invitation{0%,68%,to{transform:translateY(0)scale(1);box-shadow:0 10px 22px #4c38b43d}80%{transform:translateY(-4px)scale(1.018);box-shadow:0 16px 30px #4c38b45c}}.forward-action-arrow{width:25px;height:18px;font-size:0;position:relative}.forward-action-arrow:before,.forward-action-arrow:after{content:"";position:absolute}.forward-action-arrow:before{background:currentColor;border-radius:99px;width:24px;height:3px;top:50%;left:0;transform:translateY(-50%)}.forward-action-arrow:after{border-top:3px solid;border-right:3px solid;width:11px;height:11px;top:50%;right:0;transform:translateY(-50%)rotate(45deg)}.language-card__heading{max-width:310px;margin:0 auto}.language-card__heading h1{letter-spacing:-.04em;margin:0;font-size:clamp(1.7rem,5vw,2.25rem);font-weight:800;line-height:1.1}.language-card__heading p{color:#27346e;margin:12px 0 0;font-size:1rem;font-weight:600;line-height:1.45}.language-stage{width:min(100%,410px);max-width:410px;height:390px;margin:4px auto 0;position:relative}.language-globe{border-radius:50%;width:min(78vw,310px);max-width:310px;height:min(78vw,310px);position:absolute;top:68px;left:50%;overflow:hidden;transform:translate(-50%)}.language-globe canvas,.language-globe__fallback{width:100%!important;height:100%!important}.language-globe__fallback{object-fit:cover}.language-globe__loading{color:#17387a;z-index:1;background:radial-gradient(circle,#bfedffeb,#e2f7ffb3);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:10px;font-size:.82rem;font-weight:800;display:flex;position:absolute;inset:0}.language-globe__spinner{border:4px solid #b8d9f4;border-top-color:#6646e5;border-radius:50%;width:34px;height:34px;animation:.9s linear infinite language-globe-spinner}@keyframes language-globe-spinner{to{transform:rotate(360deg)}}.language-callout{appearance:none;color:#101b5c;cursor:pointer;font:inherit;text-align:center;z-index:2;background:#fff;border:2px solid #0000;border-radius:24px;flex-direction:column;min-width:108px;padding:14px 12px;line-height:1.15;text-decoration:none;transition:border-color .16s,box-shadow .16s,transform .16s;display:flex;position:absolute;box-shadow:0 9px 22px #34619626}.language-callout strong{font-size:1.05rem;font-weight:800}.language-callout span{color:#52618f;margin-top:5px;font-size:.77rem;font-weight:700}.language-callout--selected{top:37px;left:50%;transform:translate(-50%)}.language-callout--left{top:calc(50% + 28px);left:20px;transform:translateY(-50%)}.language-callout--right{top:calc(50% + 28px);right:20px;transform:translateY(-50%)}.language-callout:hover,.language-callout:focus-visible,.language-callout--active{border-color:#6646e5;box-shadow:0 12px 28px #4c38b438}.language-callout--selected:hover,.language-callout--selected:focus-visible,.language-callout--selected.language-callout--active{transform:translate(-50%)translateY(-3px)}.language-callout--es:hover,.language-callout--es:focus-visible,.language-callout--es.language-callout--active,.language-callout--fr:hover,.language-callout--fr:focus-visible,.language-callout--fr.language-callout--active{transform:translateY(-3px)}.language-callout:focus-visible{outline-offset:3px;outline:3px solid #0ea5e9}.ui-button{border-radius:var(--radius-control);cursor:pointer;font:inherit;min-height:48px;padding:0 var(--space-5);transition:box-shadow var(--motion-fast), transform var(--motion-fast);border:0;justify-content:center;align-items:center;font-weight:800;display:inline-flex}.ui-button--primary{background:var(--color-primary);color:var(--color-surface);box-shadow:0 10px 22px #4c38b43d}.ui-button--secondary{background:var(--color-surface);border:1px solid var(--color-line);color:var(--color-ink)}.ui-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 14px 28px #2a4e8b33}.ui-button:disabled{cursor:not-allowed;opacity:.55}.ui-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-control);box-shadow:var(--shadow-control);padding:var(--space-5)}.curio-avatar{object-fit:contain;width:100%;height:auto}.state-panel{border:1px solid var(--color-line);border-left:6px solid var(--color-cyan);border-radius:var(--radius-control);color:var(--color-ink);padding:var(--space-4) var(--space-5)}.state-panel h2,.state-panel p{margin:0}.state-panel p{color:var(--color-ink-muted);margin-top:var(--space-2);font-weight:700}.state-panel--error{border-left-color:var(--color-coral)}.state-panel--offline{border-left-color:var(--color-amber)}.state-panel--loading{border-left-color:var(--color-violet)}.app-shell{background:var(--color-sky);min-height:100svh}.desktop-navigation{background:var(--color-surface);border-bottom:1px solid var(--color-line);align-items:center;gap:var(--space-5);min-height:76px;padding:var(--space-3) clamp(var(--space-4), 5vw, var(--space-7));grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);display:grid}.desktop-navigation--without-links{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)}.brand-lockup{color:var(--color-ink);letter-spacing:-.04em;font-size:1.45rem;font-weight:800;text-decoration:none}.desktop-navigation__links{align-items:center;gap:var(--space-2);flex-wrap:wrap;justify-content:center;justify-self:center;display:flex}.desktop-navigation__planet{color:#c7ddff;letter-spacing:.02em;text-align:center;grid-column:2;margin:0;font-size:clamp(1.15rem,1.7vw,1.4rem);font-weight:900}.shell-navigation-link{color:var(--color-ink-muted);align-items:center;gap:var(--space-2);min-height:44px;padding:0 var(--space-3);transition:background-color var(--motion-fast), color var(--motion-fast);border-radius:999px;font-size:.86rem;font-weight:800;text-decoration:none;display:inline-flex}.shell-navigation-link:hover{background:var(--color-sky);color:var(--color-primary)}.desktop-navigation__curio{justify-self:end;width:48px;height:48px;display:block;position:relative;overflow:hidden}.desktop-navigation__curio .curio-avatar__torso-image{width:48px;max-width:none;height:72px;position:absolute;top:0;left:0}.desktop-navigation--without-links .desktop-navigation__curio{align-self:stretch;width:59px;height:76px;margin-block:-12px;transform:none}.desktop-navigation--without-links .desktop-navigation__curio .curio-avatar__torso-image{width:59px;height:88px;top:auto;bottom:-12px}.app-shell__content{max-width:1120px;padding:var(--space-7) var(--space-5);margin:0 auto}.app-shell--immersive{background:#030b22}.app-shell--immersive .desktop-navigation{z-index:12;background:#030b22e0;border-bottom-color:#b0e1ff2e;position:relative}.app-shell--immersive .brand-lockup{color:#f5fbff}.app-shell--immersive .shell-navigation-link{color:#c7ddff}.app-shell--immersive .shell-navigation-link:hover{color:#fff;background:#84cbff24}.app-shell--immersive .app-shell__content{max-width:none;margin:0;padding:0}.mobile-navigation{display:none}.topic-lesson{gap:var(--space-5);display:grid}.screen-narration-wrap{right:var(--space-5);z-index:20;align-self:start;margin:0;position:fixed;top:88px}.screen-narration{background:var(--color-primary);color:#fff;cursor:pointer;font:inherit;border:0;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;min-height:44px;padding:0;font-weight:800;display:inline-flex}.supporting-topic-lesson{gap:var(--space-5);display:grid}.supporting-activity{border-radius:var(--radius-card);box-shadow:var(--shadow-card);color:#fff;gap:var(--space-4);background:linear-gradient(135deg,#082a61,#104687);padding:clamp(1.25rem,4vw,2.5rem);display:grid;overflow:hidden}.supporting-activity__copy h1{letter-spacing:-.045em;margin:var(--space-2) 0;font-size:clamp(2rem,4vw,3.35rem)}.supporting-activity__copy>p:last-child{max-width:55ch;font-weight:700}.supporting-activity__scene{border-radius:var(--radius-control);border:1px solid #ffffff2e;height:180px;position:relative;overflow:hidden}.supporting-activity__scene--earthquakes{aspect-ratio:16/9;background:linear-gradient(#74d5f4 0 42%,#163f63 42% 46%,#a76a4c 46%);height:auto}.supporting-activity__scene--earthquakes .supporting-activity__scene-art{object-fit:contain}.supporting-activity__plate{height:54%;transition:transform var(--motion-base) ease;background:linear-gradient(145deg,#e5a36d,#87442e);width:46%;position:absolute;bottom:0}.supporting-activity__plate--left{border-radius:100% 0 0;left:0}.supporting-activity__plate--right{border-radius:0 100% 0 0;right:0}.supporting-activity__fault{clip-path:polygon(42% 0,58% 0,68% 100%,32% 100%);background:#f9e0a8;width:8%;height:60%;position:absolute;bottom:0;left:46%}.supporting-activity__scene--press .supporting-activity__plate--left,.supporting-activity__scene--slide .supporting-activity__plate--left{transform:translate(7%)}.supporting-activity__scene--press .supporting-activity__plate--right,.supporting-activity__scene--slide .supporting-activity__plate--right{transform:translate(-7%)}.supporting-activity__scene--pull .supporting-activity__plate--left{transform:translate(-13%)}.supporting-activity__scene--pull .supporting-activity__plate--right{transform:translate(13%)}.supporting-activity__seismic-wave{opacity:.7;height:30px;transition:height var(--motion-base) ease, opacity var(--motion-base) ease, width var(--motion-base) ease;border:3px solid #dcfcffc2;border-radius:50%;width:30px;position:absolute;top:45%;left:50%;transform:translate(-50%,-50%)}.supporting-activity__seismic-wave--two{transition-delay:80ms}.supporting-activity__seismic-wave--three{transition-delay:.16s}.supporting-activity__scene--slide .supporting-activity__seismic-wave,.supporting-activity__scene--press .supporting-activity__seismic-wave{opacity:0;width:130px;height:130px}.supporting-activity__scene--ecosystems{aspect-ratio:16/9;background:linear-gradient(#87dcf2 0 54%,#46782e 54%);height:auto}.supporting-activity__scene--ecosystems .supporting-activity__scene-art{object-fit:contain}.supporting-activity__scene-art{object-fit:cover;opacity:1;width:100%;height:100%;position:absolute;inset:0}.supporting-activity__scene>:not(.supporting-activity__scene-art){z-index:1}.supporting-activity__water-focus,.supporting-activity__ecosystem-focus{opacity:0;pointer-events:none;transition:height var(--motion-base) ease, left var(--motion-base) ease, opacity var(--motion-fast) ease, top var(--motion-base) ease, width var(--motion-base) ease;background:#fff5a61f;border:2px dashed #fff5a6;border-radius:1.25rem;position:absolute;box-shadow:0 0 0 5px #ffe66f2e,0 0 24px #fff18fc7}.supporting-activity__earthquake-focus{opacity:0;pointer-events:none;height:90%;transition:left var(--motion-base) ease, opacity var(--motion-fast) ease;background:#fff5a61f;border:2px dashed #fff5a6;border-radius:1.25rem;width:30%;position:absolute;top:5%;box-shadow:0 0 0 5px #ffe66f2e,0 0 24px #fff18fc7}.supporting-activity__scene--press .supporting-activity__earthquake-focus{opacity:1;left:1.5%}.supporting-activity__scene--slide .supporting-activity__earthquake-focus{opacity:1;left:35%}.supporting-activity__scene--pull .supporting-activity__earthquake-focus{opacity:1;left:68.5%}.supporting-activity__scene--forest .supporting-activity__ecosystem-focus{opacity:1;width:19%;height:88%;top:5%;left:19%}.supporting-activity__scene--desert .supporting-activity__ecosystem-focus{opacity:1;width:19%;height:77%;top:11%;left:38%}.supporting-activity__scene--rainforest .supporting-activity__ecosystem-focus{opacity:1;width:22%;height:92%;top:4%;left:57%}.supporting-activity__scene--tundra .supporting-activity__ecosystem-focus{opacity:1;width:20%;height:88%;top:5%;left:79%}.supporting-activity__scene--ocean .supporting-activity__ecosystem-focus{opacity:1;width:19%;height:88%;top:5%;left:1%}.supporting-activity__scene--evaporation .supporting-activity__water-focus{opacity:1;width:25%;height:48%;top:34%;left:14%}.supporting-activity__scene--condensation .supporting-activity__water-focus{opacity:1;width:29%;height:33%;top:9%;left:51%}.supporting-activity__scene--precipitation .supporting-activity__water-focus{opacity:1;width:31%;height:50%;top:24%;left:53%}.supporting-activity__scene--collection .supporting-activity__water-focus{opacity:1;width:34%;height:34%;top:61%;left:30%}.supporting-activity__biome{opacity:.62;transition:opacity var(--motion-fast), transform var(--motion-fast);border:2px solid #ffffffad;border-radius:999px;position:absolute;box-shadow:0 0 0 4px #082a6126}.supporting-activity__biome--forest{background:#287a3d;width:48px;height:32px;top:60%;left:11%}.supporting-activity__biome--desert{background:#e1b655;width:55px;height:25px;top:65%;left:46%}.supporting-activity__biome--rainforest{background:#075f42;width:54px;height:37px;top:55%;left:71%}.supporting-activity__biome--tundra{background:#b9d8dd;width:47px;height:22px;top:34%;left:39%}.supporting-activity__biome--ocean{background:#0e84b9;width:62px;height:45px;top:26%;left:5%}.supporting-activity__scene--forest .supporting-activity__biome--forest,.supporting-activity__scene--desert .supporting-activity__biome--desert,.supporting-activity__scene--rainforest .supporting-activity__biome--rainforest,.supporting-activity__scene--tundra .supporting-activity__biome--tundra,.supporting-activity__scene--ocean .supporting-activity__biome--ocean{opacity:1;transform:scale(1.13);box-shadow:0 0 0 5px #ffffff4d,0 0 24px #fff18fcc}.supporting-activity__sun{background:#ffe36f;border-radius:50%;width:44px;height:44px;position:absolute;top:16%;right:13%;box-shadow:0 0 0 10px #ffe36f38}.supporting-activity__plant{background:#56bf63;border-radius:70% 10%;width:48px;height:78px;position:absolute;bottom:18%;left:28%;transform:rotate(-35deg)}.supporting-activity__animal{background:#f3a457;border-radius:46% 54% 48% 52%;width:77px;height:45px;position:absolute;bottom:16%;left:62%}.supporting-activity__animal:after{content:"";background:#fff8dc;border-radius:50%;width:9px;height:9px;position:absolute;top:10px;right:12px}.supporting-activity__energy-path{border-top:3px dashed #fff5b8;width:30%;position:absolute;top:57%;left:38%;transform:rotate(9deg)}.supporting-activity__scene--desert{background:linear-gradient(#8edcf5 0 48%,#dcb55c 48%)}.supporting-activity__scene--rainforest{background:linear-gradient(#6cd2df 0 42%,#236b42 42%)}.supporting-activity__scene--tundra{background:linear-gradient(#bfdff1 0 50%,#8aacba 50%)}.supporting-activity__scene--ocean{background:linear-gradient(#69cde8 0 42%,#0875b6 42%)}.supporting-activity__scene--water{aspect-ratio:16/9;background:linear-gradient(#71cdec 0 52%,#136aaa 52%);height:auto}.supporting-activity__scene--water .supporting-activity__scene-art{object-fit:contain}.supporting-activity__water{height:58px;transition:box-shadow var(--motion-base) ease;background:#54c8e8;border-radius:55% 55% 65% 65%;width:66%;position:absolute;bottom:12%;left:17%}.supporting-activity__vapor{height:72px;transition:transform var(--motion-base) ease;border-left:4px dashed #e8fbff;border-radius:50%;width:48px;position:absolute;top:41%;left:33%;transform:rotate(-18deg)}.supporting-activity__cloud{height:36px;transition:box-shadow var(--motion-base) ease;background:#f6fbff;border-radius:999px;width:100px;position:absolute;top:19%;right:24%}.supporting-activity__cloud:before,.supporting-activity__cloud:after{background:inherit;content:"";border-radius:50%;position:absolute}.supporting-activity__cloud:before{width:48px;height:48px;top:-23px;left:19px}.supporting-activity__cloud:after{width:32px;height:32px;top:-14px;right:13px}.supporting-activity__rain{opacity:0;height:63px;transition:opacity var(--motion-base) ease;background:repeating-linear-gradient(110deg,#0000 0 13px,#d8f7ff 13px 17px,#0000 17px 30px);width:84px;position:absolute;top:44%;right:28%}.supporting-activity__scene--evaporation .supporting-activity__vapor{transform:translateY(-22px)rotate(-18deg)}.supporting-activity__scene--condensation .supporting-activity__cloud{box-shadow:0 0 0 8px #ffffff2e}.supporting-activity__scene--precipitation .supporting-activity__rain{opacity:1}.supporting-activity__scene--collection .supporting-activity__water{box-shadow:0 -7px #bdf8ff75}.supporting-activity__options,.supporting-challenge__options{gap:var(--space-2);grid-template-columns:repeat(auto-fit,minmax(150px,1fr));display:grid}.supporting-activity__option,.supporting-challenge__options button{border-radius:var(--radius-control);color:inherit;cursor:pointer;min-height:74px;padding:var(--space-3);text-align:left;background:#ffffff1f;border:1px solid #fff3}.supporting-activity__option[aria-pressed=true],.supporting-challenge__options button[aria-pressed=true]{color:var(--color-navy);background:#fff;border-color:#fff}.supporting-activity__option span{margin-top:.2rem;font-size:.82rem;display:block}.supporting-activity__selection{margin:0;font-weight:800}.supporting-challenge{gap:var(--space-3);display:grid}.supporting-challenge h2,.supporting-challenge p{margin:0}.supporting-challenge__options button{background:var(--color-surface-muted);border:2px solid var(--color-border);color:var(--color-ink);font-weight:800}.supporting-challenge__options button[aria-pressed=true]{color:var(--color-ink);background:#e9f8ff;border-color:#00a6e8;box-shadow:0 0 0 3px #00a6e829}.supporting-challenge__options button:focus-visible{border-color:#00a6e8;outline:none;box-shadow:0 0 0 4px #00a6e833}.supporting-challenge form{gap:var(--space-3);display:grid}.supporting-challenge form>button{background:var(--color-primary);border-radius:var(--radius-control);color:#fff;cursor:pointer;font:inherit;border:0;justify-content:center;align-items:center;width:fit-content;min-height:48px;padding:.75rem 1.25rem;font-weight:900;display:inline-flex}.supporting-challenge form>button:hover:not(:disabled),.supporting-challenge form>button:focus-visible:not(:disabled){outline-offset:3px;background:#5c43db;outline:3px solid #5c43db38}.supporting-challenge form>button:disabled{cursor:not-allowed;opacity:.52}.supporting-challenge__feedback{border-radius:var(--radius-control);padding:var(--space-3);font-weight:800}.supporting-challenge__feedback--correct{color:#166534;background:#daf7e4}.supporting-challenge__feedback--incorrect{color:#9f1239;background:#ffe1df}.volcano-lesson,.earth-layers-lesson{gap:var(--space-6);display:grid}.volcano-challenge{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);gap:var(--space-3);padding:clamp(1.15rem,3vw,2rem);display:grid}.volcano-challenge>h2{margin:0}.volcano-challenge>p{color:var(--color-ink-muted);margin:0;font-weight:700;line-height:1.55}.volcano-challenge form{gap:var(--space-3);display:grid}.volcano-challenge__question{border:1px solid var(--color-line);border-radius:var(--radius-control);padding:var(--space-3);gap:.55rem;margin:0;display:grid}.volcano-challenge__question legend{color:var(--color-ink);padding:0 .3rem;font-weight:900;line-height:1.35}.volcano-challenge__question label{color:var(--color-ink);cursor:pointer;border-radius:12px;align-items:center;gap:.55rem;min-height:40px;padding:.3rem .45rem;font-weight:750;display:flex}.volcano-challenge__question label:hover{background:var(--color-sky)}.volcano-challenge__question input{accent-color:var(--color-primary);width:1.2rem;height:1.2rem}.volcano-challenge form>button,.volcano-challenge__result>button{background:var(--color-primary);color:#fff;cursor:pointer;font:inherit;border:0;border-radius:999px;min-height:46px;padding:.65rem 1rem;font-weight:900}.volcano-challenge form>button:disabled{cursor:not-allowed;opacity:.5}.volcano-challenge__correct,.volcano-challenge__incorrect,.volcano-challenge__error{margin:.25rem 0 0;font-weight:750;line-height:1.45}.volcano-challenge__correct{color:#147942}.volcano-challenge__incorrect,.volcano-challenge__error{color:#b03b2b}.volcano-challenge__result{gap:var(--space-3);display:grid}.volcano-challenge__result>p{color:var(--color-ink);margin:0;font-size:1.08rem;font-weight:900}.volcano-challenge__achievement{border-radius:var(--radius-control);color:#4c3510;padding:var(--space-3);background:linear-gradient(135deg,#fff8cf,#ffdf7e);border:1px solid #edb532;grid-template-columns:auto 1fr;align-items:center;gap:.25rem;display:grid}.volcano-challenge__achievement h3,.volcano-challenge__achievement p{margin:0}.curio-tutor{box-shadow:var(--shadow-card);background:linear-gradient(135deg,#eef9ff,#f6f0ff);border:1px solid #d7d4ff;border-radius:1.5rem;gap:1rem;margin-block:1.5rem;padding:clamp(1.1rem,3vw,1.75rem);display:grid;overflow:hidden}.curio-tutor__heading{align-items:flex-start;gap:.75rem;display:flex}.curio-tutor__heading>div{flex:1}.curio-tutor__heading h2,.curio-tutor__heading p,.curio-tutor__message p{margin:0}.curio-tutor__actions{flex-wrap:wrap;gap:.55rem;display:flex}.curio-tutor button{color:var(--color-navy);cursor:pointer;font:inherit;background:#fff;border:1px solid #c9c6ff;border-radius:999px;align-items:center;gap:.35rem;min-height:2.7rem;padding:.5rem .85rem;font-weight:800;display:inline-flex}.curio-tutor button:hover:not(:disabled),.curio-tutor button:focus-visible{border-color:var(--color-primary);box-shadow:0 0 0 3px #634bff2e}.curio-tutor button:disabled{cursor:wait;opacity:.6}.curio-tutor form{gap:.45rem;display:grid}.curio-tutor form>div{gap:.55rem;display:flex}.curio-tutor input{color:var(--color-navy);font:inherit;background:#fff;border:1px solid #bbb8ea;border-radius:.8rem;flex:1;min-width:0;padding:.7rem .85rem}.curio-tutor form button{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.curio-tutor__conversation{gap:.65rem;max-height:19rem;padding:.15rem;display:grid;overflow-y:auto}.curio-tutor__message{border-radius:1rem;max-width:min(88%,42rem);padding:.75rem .9rem}.curio-tutor__message--curio{background:#ffffffbf;justify-self:start}.curio-tutor__message--learner{background:#e1d9ff;justify-self:end}.curio-tutor__message strong{margin-bottom:.25rem;display:block}@media (max-width:767px){.curio-tutor{grid-template-columns:minmax(0,1fr) 4.75rem;grid-template-areas:"heading curio""actions actions""conversation conversation""form form";align-items:start;row-gap:.85rem}.curio-tutor__heading{grid-area:heading;align-self:center}.curio-tutor__avatar{grid-area:curio;justify-self:end;width:4.25rem;height:5.4rem;margin:-.45rem 0 -.65rem}.curio-tutor__actions{grid-area:actions}.curio-tutor__conversation{grid-area:conversation}.curio-tutor form{grid-area:form}}.earth-layers{color:#fff;background:linear-gradient(145deg,#102b60,#172554 58%,#202b62);border-radius:1.75rem;gap:1rem;padding:clamp(1.25rem,4vw,2.5rem);display:grid;overflow:hidden}.earth-layers h1,.earth-layers h2,.earth-layers p{margin:0}.earth-layers__mode,.earth-layers__controls{flex-wrap:wrap;align-items:center;gap:.6rem;display:flex}.earth-layers__intro{gap:1rem;display:grid}.earth-layers button{color:#fff;cursor:pointer;font:inherit;background:#081939b8;border:2px solid #ffffffa6;border-radius:999px;min-height:2.7rem;padding:.5rem .85rem;font-weight:800}.earth-layers button[aria-pressed=true]{color:#172554;background:#fff}.earth-layers__visual{aspect-ratio:1;background:#071a42;border:2px solid #99d9ffc7;border-radius:1.25rem;width:100%;max-width:26rem;margin-inline:auto;position:relative;overflow:hidden;box-shadow:0 18px 34px #010d264d}.earth-layers__art{object-fit:cover;position:absolute;inset:0}.earth-layers__shell{justify-content:center;align-items:center;transition:transform .35s,opacity .25s;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:50%!important}.earth-layers__shell span{background:#061630bd;border-radius:999px;padding:.2rem .5rem}.earth-layers__visual .earth-layers__shell{min-height:0;padding:0;background:0 0!important;border:3px solid #0000!important}.earth-layers__visual .earth-layers__shell span{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.earth-layers__visual .earth-layers__shell[aria-pressed=true]{box-shadow:0 0 0 5px #ffe66f2e,0 0 24px #fff18fc7;border-color:#fff5a6!important}.earth-layers__crust{width:86%;height:86%;background:conic-gradient(from 210deg,#4f8f57,#c69555,#50a5bc,#4f8f57)!important}.earth-layers__mantle{width:68%;height:68%;background:#f59e0b!important}.earth-layers__outer-core{width:48%;height:48%;background:#ef5a31!important}.earth-layers__inner-core{width:27%;height:27%;color:#172554!important;background:#ffe16a!important}.earth-layers__inner-core span{color:#172554;background:#ffffffd1}.earth-layers__visual[data-exploded=true] .earth-layers__crust{transform:translate(-90%,-60%);background:conic-gradient(from 210deg,#4f8f57,#c69555,#50a5bc,#4f8f57)!important}.earth-layers__visual[data-exploded=true] .earth-layers__mantle{transform:translate(-55%,-50%);background:#f59e0b!important}.earth-layers__visual[data-exploded=true] .earth-layers__outer-core{transform:translate(-23%,-42%);background:#ea580c!important}.earth-layers__visual[data-exploded=true] .earth-layers__inner-core{transform:translate(18%,-30%);background:#fde68a!important}.earth-layers__visual[data-exploded=true] .earth-layers__art{opacity:0}.earth-layers__detail{background:#030f25c2;border-radius:1rem;gap:.35rem;padding:1rem;display:grid}.earth-layers__detail p{color:#fcd34d;text-transform:uppercase;font-weight:900}.earth-layers__detail span{opacity:.85;font-size:.88rem}.earth-layers .inline-narration{background:var(--color-primary);color:#fff;border:0;width:42px;height:42px;min-height:42px;padding:0}@media (min-width:720px){.earth-layers{grid-template-columns:minmax(15rem,.82fr) minmax(19rem,1.18fr);grid-template-areas:"intro visual""controls controls""detail detail";align-items:start;column-gap:clamp(1.25rem,3vw,2.75rem)}.earth-layers__intro{grid-area:intro}.earth-layers__mode{flex-wrap:nowrap;gap:.45rem}.earth-layers__mode button{white-space:nowrap;min-height:2.45rem;padding:.42rem .65rem}.earth-layers__visual{grid-area:visual;align-self:center;max-width:min(100%,28rem)}.earth-layers__detail{grid-area:detail}.earth-layers__controls{grid-area:controls;justify-content:center}}@media (min-width:1200px){.earth-layers{grid-template:"intro visual""controls visual""detail visual"minmax(17rem,1fr)/minmax(20rem,.86fr) minmax(31rem,1.14fr);min-height:clamp(35rem,47vw,43rem)}.earth-layers__intro{align-content:start;gap:1.35rem}.earth-layers__visual{align-self:start;max-width:min(100%,42rem)}.earth-layers__controls{justify-content:flex-start;align-self:start;margin-top:.15rem}.earth-layers__detail{align-self:stretch;min-height:17rem;padding:clamp(1.25rem,2vw,1.75rem)}}@media (max-width:520px){.curio-tutor__actions{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.curio-tutor__actions button{text-align:center;justify-content:center;min-height:4rem;padding:.5rem .65rem;line-height:1.25}.curio-tutor form>div{flex-direction:column;align-items:stretch}.curio-tutor form button{justify-content:center}}.volcano-challenge__achievement p{grid-column:2;line-height:1.4}.volcano-cutaway{border-radius:var(--radius-card);color:#f7fbff;background:radial-gradient(circle at 75% 12%,#ffb1443d,#0000 30%),linear-gradient(145deg,#071b43,#172454 56%,#3d1b35);border:1px solid #a5ddff40;padding:clamp(1.25rem,3vw,2.4rem);animation:.56s cubic-bezier(.22,1,.36,1) both volcano-cutaway-enter;overflow:hidden;box-shadow:0 28px 60px #0a174038}@media (min-width:1200px){.volcano-cutaway{grid-template-columns:minmax(0,.82fr) minmax(0,1.35fr);grid-template-areas:"copy stage""detail stage""controls stage";align-items:start;gap:0 clamp(1.5rem,3vw,3rem);display:grid}.volcano-cutaway__copy{grid-area:copy;min-width:0}.volcano-cutaway__stage{aspect-ratio:1.24;grid-area:stage;align-self:center;width:100%;min-width:0;max-width:none;margin:0}.volcano-cutaway__art{object-position:center 54%;transform:scale(1.08)}.volcano-cutaway__detail{grid-area:detail;min-width:0}.volcano-cutaway__controls{grid-area:controls}}@keyframes volcano-cutaway-enter{0%{opacity:0;transform:translateY(18px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}.volcano-cutaway__copy>p,.volcano-cutaway__detail>p{color:#ffd067;letter-spacing:.11em;text-transform:uppercase;margin:0 0 .5rem;font-size:.78rem;font-weight:900}.volcano-cutaway__copy h1{letter-spacing:-.045em;margin:0;font-size:clamp(2rem,5vw,3.35rem);line-height:1}.volcano-cutaway__copy>span,.volcano-cutaway__detail>span,.volcano-cutaway__availability{color:#e7f2ffd6;margin-top:.7rem;font-weight:700;line-height:1.55;display:block}.volcano-cutaway__stage{aspect-ratio:1.7;border-radius:calc(var(--radius-control) - 4px);background:#071b43;border:1px solid #ffdca452;max-width:760px;margin:clamp(1rem,3vw,1.75rem) auto 0;position:relative;overflow:hidden}.volcano-cutaway__art{object-fit:cover;position:absolute;inset:0}.volcano-cutaway__stage svg{width:100%;height:100%;display:block;overflow:visible}.volcano-cutaway__stage canvas{border-radius:calc(var(--radius-control) - 4px);border:1px solid #ffdca438;display:block;overflow:hidden;width:100%!important;height:100%!important}.volcano-cutaway__mountain{fill:url(#volcano-rock);stroke:#e8994c;stroke-width:7px}.volcano-cutaway__cutaway{fill:#5e342c;stroke:#ffbf5a;stroke-width:4px}.volcano-cutaway__conduit{fill:#ff9b36}.volcano-cutaway__chamber,.volcano-cutaway__lava,.volcano-cutaway__lava-flow,.volcano-cutaway__crater{fill:url(#volcano-lava)}.volcano-cutaway__ash{fill:#e7eff7;opacity:.92;animation:4s ease-in-out infinite volcano-ash-drift}.volcano-cutaway__hotspot{cursor:pointer;font:inherit;background:0 0;border:2px dashed #0000;border-radius:1rem;justify-content:center;align-items:center;min-height:0;padding:0;display:flex;position:absolute;transform:translate(-50%,-50%);box-shadow:0 0 0 5px #0000,0 0 24px #0000}.volcano-cutaway__hotspot span{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.volcano-cutaway__hotspot:hover,.volcano-cutaway__hotspot:focus-visible,.volcano-cutaway__hotspot[aria-pressed=true]{background:#fff5a624;border-color:#fff5a6;outline:none;transform:translate(-50%,-50%);box-shadow:0 0 0 5px #ffe66f2e,0 0 24px #fff18fc7}.volcano-cutaway__hotspot--crater{width:16%;height:12%;top:24%;left:50%}.volcano-cutaway__hotspot--conduit{width:10%;height:42%;top:48%;left:50%}.volcano-cutaway__hotspot--magma-chamber{width:42%;height:28%;top:82%;left:50%}.volcano-cutaway__hotspot--lava{width:25%;height:47%;top:48%;left:72%}.volcano-cutaway__hotspot--ash{width:32%;height:26%;top:8%;left:50%}.volcano-cutaway__availability{font-size:.84rem}.volcano-cutaway__detail{border-radius:var(--radius-control);margin-top:var(--space-4);padding:var(--space-4);background:#ffffff1a;border:1px solid #ffffff29}.volcano-cutaway__detail-heading{align-items:center;gap:var(--space-3);justify-content:space-between;display:flex}.volcano-cutaway__detail-heading>p{margin:0}.volcano-cutaway__detail h2{margin:.45rem 0 0;font-size:clamp(1.1rem,2.6vw,1.45rem);line-height:1.25}.volcano-cutaway__narration-speaker{background:var(--color-primary);color:#fff;cursor:pointer;border:0;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;padding:0;display:inline-flex}.volcano-cutaway__narration-speaker:hover,.volcano-cutaway__narration-speaker:focus-visible{outline-offset:3px;background:#795cf0;outline:3px solid #fff}.volcano-cutaway__narration-status{color:#e7f2ffd6;min-height:1.45rem;margin:.55rem 0 0;font-weight:700;line-height:1.45}.volcano-cutaway__controls{margin-top:var(--space-4);flex-wrap:wrap;gap:.6rem;display:flex}.volcano-cutaway__controls button{color:#f7fbff;cursor:pointer;font:inherit;background:0 0;border:1px solid #ffffff52;border-radius:999px;min-height:44px;padding:.45rem .85rem;font-weight:800}.volcano-cutaway__controls button[aria-pressed=true],.volcano-cutaway__controls button:hover,.volcano-cutaway__controls button:focus-visible{color:#281b32;background:#ffcf58;border-color:#ffcf58;outline:none}@keyframes volcano-ash-drift{50%{transform:translate(9px,-7px)}}.app-shell--immersive .earth-experience{isolation:isolate;min-height:calc(100svh - 76px);display:grid;position:relative;overflow:hidden}.app-shell--immersive .earth-experience>.earth-canvas,.app-shell--immersive .earth-experience>.earth-fallback,.app-shell--immersive .earth-experience>.earth-loader{grid-area:1/1}.earth-loader{color:#f6fbff;background:radial-gradient(circle at 50% 42%,#2568bb6b,#0000 27%),radial-gradient(circle,#173f88 0,#071b46 58%,#040d28 100%);align-content:center;justify-items:center;min-height:calc(100svh - 76px);display:grid;position:relative;overflow:hidden}.earth-loader--overlay{z-index:3;min-height:0;position:absolute;inset:0}.earth-loader__spinner{border:3px solid #8c73ff;border-color:#8c73ff #dff7ff #b7ecff47 #b7ecff47;border-radius:50%;width:2.5rem;height:2.5rem;margin-bottom:.85rem;animation:.85s linear infinite earth-loader-spin}.earth-loader p{margin:0;font-weight:800}@keyframes earth-loader-spin{to{transform:rotate(360deg)}}.app-shell--immersive .earth-canvas{box-shadow:none;background:radial-gradient(circle at 48% 42%,#173f88 0,#071b46 58%,#040d28 100%);border:0;border-radius:0;height:auto;min-height:calc(100svh - 76px);position:relative;overflow:hidden}.earth-canvas canvas{touch-action:none;display:block;width:100%!important;height:100%!important}.earth-canvas__loading{bottom:var(--space-5);color:#f6fbff;pointer-events:none;z-index:2;background:#040d28b8;border:1px solid #a4e2ff47;border-radius:999px;align-items:center;gap:.55rem;padding:.55rem .9rem;font-size:.88rem;font-weight:800;display:inline-flex;position:absolute;left:50%;transform:translate(-50%);box-shadow:0 10px 28px #00000042}.earth-canvas__loading-globe{background:radial-gradient(circle at 32% 29%,#d5f48f 0 12%,#0000 14%),radial-gradient(at 67% 63%,#63ad58 0 18%,#0000 20%),#168dcc;border:2px solid #bcf3ff;border-radius:50%;width:1.45rem;height:1.45rem;animation:1.1s linear infinite earth-loading-spin;display:block;box-shadow:inset -6px -2px 7px #00286466}@keyframes earth-loading-spin{to{transform:rotate(360deg)}}.earth-fallback{border-radius:var(--radius-card);color:#fff;align-items:center;gap:var(--space-6);min-height:370px;padding:clamp(var(--space-5), 6vw, var(--space-8));background:radial-gradient(circle at 48% 42%,#173f88 0,#071b46 58%,#040d28 100%);border:1px solid #1d4a91;grid-template-columns:minmax(180px,.75fr) minmax(0,1fr);display:grid;position:relative;overflow:hidden;box-shadow:0 22px 54px #071b4642}.earth-fallback:before,.earth-fallback:after{content:"";pointer-events:none;border:1px solid #a4e2ff33;border-radius:50%;width:420px;height:420px;position:absolute;top:-172px;right:-138px}.earth-fallback:after{opacity:.65;width:560px;height:560px;top:-242px;right:-206px}.earth-fallback__globe{aspect-ratio:1;z-index:1;background:radial-gradient(24% 16% at 28% 29%,#d7ee83 0 42%,#0000 44%),radial-gradient(19% 27% at 38% 58%,#4e9b4b 0 53%,#0000 55%),radial-gradient(22% 14% at 65% 43%,#80b953 0 48%,#0000 51%),radial-gradient(15% 22% at 71% 72%,#3c8846 0 47%,#0000 50%),radial-gradient(circle at 30% 24%,#73dfff 0,#187fba 45%,#0b488f 73%,#062e70 100%);border:3px solid #9ae5ffc7;border-radius:50%;width:100%;max-width:310px;animation:28s linear infinite earth-fallback-auto-rotate;position:relative;box-shadow:-20px 18px 38px #00000070,0 0 34px 9px #40c7ff73,inset -32px -8px 42px #001f578a,inset 14px 12px 26px #ffffff40}.earth-fallback__globe--paused{cursor:grabbing;animation-play-state:paused}.earth-fallback__globe:not(.earth-fallback__globe--paused){cursor:grab}@keyframes earth-fallback-auto-rotate{0%{transform:perspective(900px) rotateY(var(--earth-fallback-manual-rotation))}to{transform:perspective(900px) rotateY(calc(var(--earth-fallback-manual-rotation) + 360deg))}}.earth-fallback__globe:after{border-radius:inherit;content:"";opacity:.55;background:repeating-linear-gradient(15deg,#0000 0 16px,#ffffff26 18px 22px,#0000 24px 38px);position:absolute;inset:0}.earth-fallback__volcano-dot{z-index:2;background:#ff654d;border:2px solid #ffd08a;border-radius:50%;width:.7rem;height:.7rem;position:absolute;transform:translate(-50%,-50%);box-shadow:0 0 0 4px #ff654d3d,0 0 14px 4px #ff654db3}.earth-fallback__copy{z-index:1;max-width:460px;position:relative}.earth-fallback__copy h2{letter-spacing:-.04em;margin:0 0 var(--space-3);font-size:clamp(1.65rem,3vw,2.5rem)}.earth-fallback__copy p{color:#d9efff;margin:0 0 var(--space-5);line-height:1.65}.earth-fallback__copy button{background:var(--color-primary);color:#fff;cursor:pointer;font:inherit;min-height:44px;padding:0 var(--space-4);border:0;border-radius:999px;font-weight:800}.earth-canvas__hint{bottom:var(--space-4);color:#e9f7ff;text-align:center;z-index:2;background:#040d28c2;border:1px solid #b7dfff40;border-radius:999px;max-width:calc(100% - 2rem);margin:0;padding:.65rem .9rem;font-size:.82rem;font-weight:700;position:fixed;left:50%;transform:translate(-50%)}.earth-canvas__zoom-controls{display:none}@media (min-width:761px){.app-shell--immersive .earth-experience,.app-shell--immersive .earth-canvas{height:calc(100vh - 76px);min-height:calc(100vh - 76px)}.earth-canvas__hint{white-space:nowrap;max-width:none;padding:.8rem 1.2rem;font-size:clamp(.9rem,1.1vw,1.05rem);bottom:clamp(1rem,2vh,1.5rem)}}.earth-marker-label{color:#fff;font-family:var(--font-nunito), sans-serif;white-space:nowrap;background:#040d28e6;border:1px solid #b7dfff61;border-radius:999px;padding:.28rem .5rem;font-size:.68rem;font-weight:800;box-shadow:0 8px 18px #00000047}.earth-volcano-label{color:#fff7e8;font-family:var(--font-nunito), sans-serif;white-space:nowrap;background:#5b140feb;border:1px solid #ffb347;border-radius:999px;padding:.3rem .55rem;font-size:.7rem;font-weight:800;box-shadow:0 8px 18px #0000004d}.earth-topic-preview-backdrop{padding:var(--space-4);z-index:30;background:#040d289e;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.earth-topic-preview{background:radial-gradient(circle at 82% 4%, #75d9ff38, transparent 32%), var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-card);max-width:440px;max-height:min(560px,100dvh - 2rem);padding:clamp(var(--space-4), 3vw, var(--space-5));width:min(100%,440px);position:relative;overflow-y:auto;box-shadow:0 28px 72px #040d2861}@media (min-width:900px){.earth-topic-preview-backdrop{justify-content:center;padding:1rem}.earth-topic-preview{max-height:calc(100dvh - 2rem)}}@media (max-width:760px){:is(html:has(.onboarding-intro-page,.onboarding-page,.language-page),body:has(.onboarding-intro-page,.onboarding-page,.language-page)){overscroll-behavior:none;height:100%;overflow:hidden}.onboarding-intro-page,.onboarding-page,.language-page{height:100dvh;min-height:100dvh;padding:0;overflow:hidden}.onboarding-intro-card,.onboarding-card,.language-card{height:100%;min-height:0;padding:clamp(1rem,3dvh,1.5rem) 20px;overflow:hidden}.demo-entry,.onboarding-step{height:100%;min-height:0}.demo-entry .onboarding-curio{height:min(42dvh,320px)}.onboarding-step--nickname .onboarding-curio{height:min(36dvh,265px)}.welcome-stage{height:min(44dvh,330px)}.welcome-stage .onboarding-curio{height:min(42dvh,300px)}.language-stage{height:min(43dvh,340px);min-height:270px}.language-globe{width:min(66vw,270px);max-width:270px;height:min(66vw,270px);top:clamp(46px,8dvh,62px)}.language-continue{margin-top:8px}}@media (max-width:700px){.earth-topic-preview-backdrop{align-items:center;padding:1rem}.earth-topic-preview{max-height:min(600px,100dvh - 2rem);padding:var(--space-4)}.earth-topic-preview .earth-topic-preview__art{height:clamp(150px,36vw,190px)}.earth-topic-preview__motif{height:76px;margin-bottom:var(--space-4)}}.earth-topic-preview__close{border:1px solid var(--color-line);color:var(--color-ink);cursor:pointer;font:inherit;z-index:2;background:#ffffffd1;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;padding:0;font-size:1.55rem;line-height:1;display:flex;position:absolute;top:.65rem;right:.65rem}.earth-topic-preview__close:hover,.earth-topic-preview__close:focus-visible{border-color:var(--color-primary);color:var(--color-primary)}.earth-topic-preview__art{height:clamp(150px,22vw,190px);margin:0 0 var(--space-4);border:1px solid #c4e7ff52;border-radius:1rem;position:relative;overflow:hidden}.earth-topic-preview__art img{object-fit:cover;width:100%;height:100%;display:block}.earth-topic-preview__motif{background:var(--topic-color);align-items:end}@supports (color:color-mix(in lab, red, red)){.earth-topic-preview__motif{background:color-mix(in srgb, var(--topic-color) 16%, #eff9ff)}}.earth-topic-preview__motif{border:1px solid var(--topic-color)}@supports (color:color-mix(in lab, red, red)){.earth-topic-preview__motif{border:1px solid color-mix(in srgb, var(--topic-color) 38%, #fff)}}.earth-topic-preview__motif{height:108px;margin:0 0 var(--space-5);border-radius:24px;justify-content:center;gap:.55rem;padding:1.25rem;display:flex;position:relative;overflow:hidden}.earth-topic-preview__motif:before,.earth-topic-preview__motif:after,.earth-topic-preview__motif span{background:var(--topic-color);content:"";opacity:.92;transform-origin:bottom;border-radius:999px 999px 12px 12px;width:18px;height:48px;display:block}.earth-topic-preview__motif:before{width:22px;height:72px;animation:1.9s ease-in-out infinite earth-preview-rise}.earth-topic-preview__motif:after{height:58px;animation:1.9s ease-in-out .3s infinite earth-preview-rise}.earth-topic-preview__motif span{animation:1.9s ease-in-out .6s infinite earth-preview-rise}.earth-topic-preview__motif[data-topic=volcanoes]:before{clip-path:polygon(50% 0,100% 100%,0 100%);border-radius:72% 72% 18px 18px;width:88px;height:74px}.earth-topic-preview__motif[data-topic=volcanoes] span{background:#ffb447;border-radius:50%;width:14px;height:14px;animation:1.3s ease-in-out infinite earth-preview-spark;position:absolute;top:16px;left:50%}.earth-topic-preview__motif[data-topic=layers-of-earth]:before,.earth-topic-preview__motif[data-topic=layers-of-earth]:after,.earth-topic-preview__motif[data-topic=layers-of-earth] span{border-radius:999px;width:105px;height:20px;animation-name:earth-preview-layer;transform:rotate(-12deg)}.earth-topic-preview__motif[data-topic=earthquakes]:before,.earth-topic-preview__motif[data-topic=earthquakes]:after,.earth-topic-preview__motif[data-topic=earthquakes] span{border-radius:7px;height:44px;animation-name:earth-preview-shake;transform:rotate(18deg)}.earth-topic-preview__motif[data-topic=ecosystems]:before,.earth-topic-preview__motif[data-topic=ecosystems]:after,.earth-topic-preview__motif[data-topic=ecosystems] span{border-radius:80% 10%;width:34px;height:62px;animation-name:earth-preview-sway}.earth-topic-preview__motif[data-topic=water-cycle]:before,.earth-topic-preview__motif[data-topic=water-cycle]:after,.earth-topic-preview__motif[data-topic=water-cycle] span{border-radius:50% 50% 16px 16px;width:34px;height:45px;animation-name:earth-preview-wave;transform:rotate(26deg)}.earth-topic-preview__eyebrow{color:var(--color-primary);letter-spacing:.07em;margin:0 0 var(--space-2);text-transform:uppercase;font-size:.8rem;font-weight:800}.earth-topic-preview h2{letter-spacing:-.045em;margin:0 0 var(--space-3);font-size:clamp(2rem,6vw,2.8rem);line-height:1}.earth-topic-preview>p:not(.earth-topic-preview__eyebrow){color:var(--color-ink-muted);margin:0;line-height:1.55}.volcano-preview__facts{border-block:1px solid var(--color-line);gap:var(--space-3);margin:var(--space-4) 0 0;padding:var(--space-3) 0;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.volcano-preview__facts div{min-width:0}.volcano-preview__facts dt{color:var(--color-primary);letter-spacing:.06em;text-transform:uppercase;font-size:.72rem;font-weight:900}.volcano-preview__facts dd{color:var(--color-ink);margin:.25rem 0 0;font-size:.88rem;font-weight:800;line-height:1.35}.earth-topic-preview__actions{gap:var(--space-3);margin-top:var(--space-5);flex-wrap:wrap;display:flex}@keyframes earth-preview-rise{0%,to{transform:scaleY(.86)}50%{transform:scaleY(1.08)}}@keyframes earth-preview-spark{0%,to{opacity:0;transform:translate(-50%,16px)scale(.5)}55%{opacity:1;transform:translate(-50%,-14px)scale(1)}}@keyframes earth-preview-layer{0%,to{transform:translate(-5px)rotate(-12deg)}50%{transform:translate(5px)rotate(-12deg)}}@keyframes earth-preview-shake{0%,to{transform:translate(-2px)rotate(18deg)}50%{transform:translate(3px)rotate(18deg)}}@keyframes earth-preview-sway{0%,to{transform:rotate(-11deg)}50%{transform:rotate(12deg)}}@keyframes earth-preview-wave{0%,to{transform:translateY(3px)rotate(26deg)}50%{transform:translateY(-5px)rotate(26deg)}}.app-shell--immersive .earth-topic-navigation{color:#f4fbff;z-index:3;grid-area:1/1;place-self:start center;margin:clamp(1rem,3vw,2.5rem) clamp(1rem,3vw,2.5rem) 0;position:relative}.earth-topic-navigation__toggle{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:#f4fbff;cursor:pointer;font:inherit;background:#030d2ae0;border:1px solid #b3e4ff57;border-radius:999px;justify-content:center;align-items:center;gap:.5rem;min-height:46px;padding:.55rem 1rem;font-size:.88rem;font-weight:800;display:inline-flex;box-shadow:0 12px 32px #00000047}.earth-topic-navigation__toggle:hover,.earth-topic-navigation__toggle:focus-visible,.earth-topic-navigation[data-open=true] .earth-topic-navigation__toggle{background:#5e49d5e0;border-color:#ad9dff;outline:none}.earth-topic-navigation__toggle-icon{color:#ffce61;font-size:1.1rem}.earth-topic-navigation__menu{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);padding:var(--space-3) var(--space-4);background:#030d2aeb;border:1px solid #b3e4ff47;border-radius:22px;width:min(460px,100vw - 2rem);margin-top:.65rem;display:none;position:absolute;top:100%;left:50%;transform:translate(-50%);box-shadow:0 16px 44px #0000004d}.earth-topic-navigation[data-open=true] .earth-topic-navigation__menu{display:block}.app-shell--immersive .earth-topic-navigation h2{letter-spacing:.05em;margin:0 0 var(--space-2);text-transform:uppercase;font-size:.82rem}.earth-topic-navigation ul{gap:var(--space-2);grid-template-columns:repeat(2,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.app-shell--immersive .earth-topic-navigation a{color:#f5fbff;align-items:center;gap:var(--space-2);min-height:42px;padding:0 var(--space-3);white-space:nowrap;background:#ffffff1a;border:1px solid #b5e2ff33;border-radius:999px;width:100%;font-weight:800;text-decoration:none;display:flex}.app-shell--immersive .earth-topic-navigation a:hover{color:#fff;background:#8d73ff4d;border-color:#a992ff}.earth-topic-navigation__topic-icon{color:#8edcff;flex:none;justify-content:center;align-items:center;line-height:1;display:inline-flex}.earth-retry{color:var(--color-primary-strong);cursor:pointer;font:inherit;margin-top:var(--space-3);background:0 0;border:0;padding:0;font-weight:800;text-decoration:underline}.topic-hero{background:var(--color-navy);border-radius:var(--radius-card);color:var(--color-surface);padding:clamp(var(--space-5), 6vw, var(--space-7))}.topic-hero h1{letter-spacing:-.05em;margin:var(--space-2) 0 var(--space-4);font-size:clamp(2.2rem,6vw,4.4rem);line-height:.98}.topic-hero p{max-width:58ch;margin:0;font-size:clamp(1rem,2vw,1.2rem);font-weight:700;line-height:1.55}.narratable-copy,.topic-explanation__heading{align-items:flex-start;gap:var(--space-3);justify-content:space-between;display:flex}.narratable-copy>p{flex:1}.narratable-copy--detail{margin-top:var(--space-2)}.narratable-copy--detail>p{margin:0}.inline-narration{background:var(--color-primary);color:#fff;cursor:pointer;height:42px;transition:background var(--motion-fast), transform var(--motion-fast);border:0;border-radius:999px;flex:none;justify-content:center;align-items:center;width:42px;display:inline-flex}.inline-narration:hover,.inline-narration:focus-visible{outline:3px solid var(--color-primary-soft);outline-offset:3px;background:#795cf0;transform:translateY(-1px)}.topic-level-label{color:#b7dfff;letter-spacing:.04em;text-transform:uppercase;font-size:.85rem!important;font-weight:800!important}.topic-explanation>svg,.lesson-state-card>svg,.topic-explanation__heading>svg{color:var(--color-primary)}.topic-explanation>p{color:var(--color-ink);margin:var(--space-3) 0 var(--space-5);font-size:1.12rem;font-weight:700;line-height:1.6}.topic-explanation h2,.topic-grid h2{margin:0 0 var(--space-3);font-size:1.08rem}.topic-explanation ul{color:var(--color-ink-muted);gap:var(--space-2);padding-left:var(--space-5);margin:0;font-weight:700;display:grid}.topic-grid{gap:var(--space-5);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.glossary-item,.question-item{border-top:1px solid var(--color-line);padding:var(--space-3) 0}.glossary-item summary,.question-item summary{color:var(--color-ink);cursor:pointer;font-weight:800}.glossary-item p,.question-item p,.lesson-state-card p{color:var(--color-ink-muted);margin:var(--space-2) 0 0;font-weight:700;line-height:1.5}.lesson-state-card{min-height:176px;position:relative;overflow:hidden}.curio-tutor__avatar{flex:none;width:92px;height:118px;margin:-.5rem 0 -.75rem auto;position:relative}.curio-tutor .lesson-curio{object-fit:contain;opacity:.55;width:100%;height:100%;margin:0}.curio-tutor__thinking-bubble{color:#6547ed;background:#fff;border:2px solid #7b61ff;border-radius:50%;justify-content:center;align-items:center;width:2.15rem;height:2.15rem;animation:1.2s ease-in-out infinite curio-thinking-bubble;display:inline-flex;position:absolute;top:-.2rem;right:-.4rem;box-shadow:0 .35rem .8rem #4637a033}.curio-tutor__avatar[data-thinking] .lesson-curio{opacity:.9;animation:1.3s ease-in-out infinite curio-thinking}@keyframes curio-thinking{0%,to{transform:rotate(0)translateY(0)}50%{transform:rotate(-4deg)translateY(-.2rem)}}@keyframes curio-thinking-bubble{0%,to{transform:scale(.94)}50%{transform:scale(1.08)}}.lesson-state-card .lesson-curio{opacity:.22;width:120px;height:150px;position:absolute;bottom:-50px;right:-25px}@media (min-width:768px){.curio-tutor{grid-template-columns:minmax(0,1fr) minmax(128px,.28fr);grid-template-areas:"heading curio""actions curio""conversation conversation""form form"}.curio-tutor__heading{grid-area:heading}.curio-tutor__avatar{grid-area:curio;place-self:center;width:110px;height:142px;margin:0}.curio-tutor__actions{grid-area:actions}.curio-tutor form{grid-area:form}.curio-tutor__conversation{grid-area:conversation}.onboarding-page{padding:40px}.onboarding-card{max-width:1020px;min-height:640px;padding:36px 48px}.demo-entry{grid-template-columns:minmax(280px,.8fr) minmax(360px,1fr);align-content:center;gap:clamp(16px,2vw,32px);width:100%;min-height:568px;display:grid;transform:translate(clamp(-32px,-2.3vw,-18px))}.demo-entry__visual{justify-content:flex-end}.demo-entry__visual .onboarding-curio-greeting{margin:0 0 0 auto}.demo-entry .onboarding-curio{height:min(46vw,440px);margin:0}.demo-entry__content{text-align:center;justify-content:center;align-items:stretch;max-width:440px}.demo-entry__content .onboarding-copy{text-align:center;max-width:none;margin:0}.demo-entry__content .onboarding-copy h1{font-size:clamp(2rem,3vw,2.65rem)}.demo-entry__content .onboarding-form{width:100%}.demo-entry__content .onboarding-privacy{text-align:center;margin-left:auto;margin-right:auto}.language-page{padding:0 40px}.language-card{max-width:820px;min-height:650px;padding:0 48px}.language-card__heading{max-width:460px}.language-stage{width:min(100%,680px);max-width:680px;height:430px;margin-top:8px}.language-globe{width:min(44vw,340px);max-width:340px;height:min(44vw,340px);top:78px}.language-callout{min-width:128px;padding:16px 18px}.language-callout--left{top:calc(50% + 33px);left:105px}.language-callout--right{top:calc(50% + 33px);right:105px}.language-callout--selected{top:47px}.onboarding-step--welcome{min-height:568px}.onboarding-step--welcome .onboarding-copy{max-width:520px}.welcome-layout{grid-template-columns:minmax(280px,.9fr) minmax(300px,.8fr);justify-content:center;align-items:center;gap:clamp(18px,3vw,36px);max-width:800px;margin-top:20px;display:grid;transform:translate(clamp(-32px,-3vw,-20px))}.welcome-stage{max-width:390px;height:390px;margin:0}.welcome-panel{text-align:center;align-items:stretch;max-width:420px}.welcome-panel .onboarding-ready-message,.welcome-panel .onboarding-reset-description,.welcome-panel .welcome-speech{text-align:center;max-width:none}.welcome-panel .onboarding-primary-action{width:100%}}@media (max-width:460px){.onboarding-intro-page{height:100dvh;min-height:100dvh;padding:0;overflow:hidden}.onboarding-intro-card{height:100%;min-height:0;padding:clamp(20px,5svh,32px) 20px;overflow:hidden}.onboarding-intro-card__copy{min-height:0}.onboarding-page{align-items:center;height:100dvh;min-height:100dvh;padding:0;overflow:hidden}.onboarding-card{box-shadow:none;border:0;border-radius:0;height:100%;min-height:0;padding:clamp(18px,3dvh,26px) 20px;overflow:hidden}.demo-entry,.onboarding-step{height:100%;min-height:0}.demo-entry .onboarding-curio{height:min(42dvh,320px);margin-top:6px}.demo-entry__content .onboarding-copy--intro{margin-top:8px}.onboarding-step--nickname .onboarding-curio{height:min(36dvh,265px)}.welcome-stage{height:min(44dvh,330px)}.welcome-stage .onboarding-curio{height:min(42dvh,300px)}.welcome-speech{right:0}.language-page{height:100dvh;min-height:100dvh;padding:0;overflow:hidden}.language-card{box-shadow:none;border:0;border-radius:0;height:100%;min-height:0;padding:clamp(1rem,3dvh,1.5rem) 20px}.language-stage{height:min(43dvh,340px);min-height:270px}.language-globe{width:min(66vw,270px);max-width:270px;height:min(66vw,270px);top:clamp(46px,8dvh,62px)}.language-continue{margin-top:8px}.language-callout--left{left:-10px}.language-callout--right{right:-10px}}@media (max-width:700px){.earth-canvas{height:78vw;min-height:330px}.earth-fallback{gap:var(--space-4);min-height:0;padding:var(--space-6) var(--space-5);grid-template-columns:1fr}.earth-fallback__globe{max-width:220px}.earth-topic-navigation ul{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.earth-topic-navigation a{justify-content:flex-start;min-width:0}.earth-topic-preview__actions{grid-template-columns:1fr;display:grid}.earth-topic-preview__actions .ui-button{width:100%}.volcano-preview__facts{grid-template-columns:1fr}}@media (max-width:440px){.earth-topic-navigation ul{grid-template-columns:1fr}}@media (max-width:760px){html{scroll-padding-bottom:calc(124px + env(safe-area-inset-bottom))}.app-shell,.app-shell__content,.topic-lesson,.volcano-lesson{min-width:0;max-width:100%;overflow-x:clip}.app-shell--immersive .earth-experience,.app-shell--immersive .earth-canvas{min-height:100svh}.earth-canvas__hint{bottom:calc(92px + env(safe-area-inset-bottom));width:min(100vw - 2rem,25rem);max-width:none;padding:.6rem 1rem;font-size:.8rem;line-height:1.35}.earth-canvas__zoom-controls{left:max(.75rem, env(safe-area-inset-left));top:max(5.75rem, calc(env(safe-area-inset-top) + 4.75rem));z-index:2;gap:.45rem;display:grid;position:absolute}.earth-canvas__zoom-controls button{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:#f4fbff;cursor:pointer;background:#030d2ae0;border:1px solid #b3e4ff57;border-radius:50%;justify-content:center;align-items:center;width:2.8rem;height:2.8rem;padding:0;display:inline-flex}.earth-canvas__zoom-controls button:disabled{cursor:default;opacity:.5}.earth-canvas__zoom-controls button:not(:disabled):hover,.earth-canvas__zoom-controls button:not(:disabled):focus-visible{background:#5e49d5e0;border-color:#ad9dff;outline:none}.screen-narration-wrap{right:max(.75rem, env(safe-area-inset-right));top:max(.75rem, env(safe-area-inset-top));z-index:40}.app-shell--navigation-hidden .earth-canvas__hint{bottom:calc(16px + env(safe-area-inset-bottom))}.desktop-navigation{display:none}.app-shell__content{padding:var(--space-5) var(--space-4) calc(124px + env(safe-area-inset-bottom));scroll-padding-bottom:calc(124px + env(safe-area-inset-bottom))}.mobile-navigation{background:var(--color-navy);min-height:calc(76px + env(safe-area-inset-bottom));padding:var(--space-2) var(--space-2) calc(var(--space-2) + env(safe-area-inset-bottom));z-index:10;grid-template-columns:repeat(5,minmax(0,1fr));align-items:stretch;display:grid;position:fixed;bottom:0;left:0;right:0}.mobile-navigation__link{color:#c6d6f5;text-align:center;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:2px;min-height:56px;padding:2px;font-size:.62rem;font-weight:800;line-height:1;text-decoration:none;display:flex}.mobile-navigation__link:hover,.mobile-navigation__link:focus-visible{color:var(--color-surface);background:#ffffff1f}.volcano-cutaway__stage{width:100%;overflow:clip}.volcano-cutaway__hotspot{text-align:center;max-width:min(46vw,10rem)}.topic-grid{grid-template-columns:1fr}.topic-hero{border-radius:22px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}.language-globe,.earth-topic-preview__motif:before,.earth-topic-preview__motif:after,.earth-topic-preview__motif span,.volcano-cutaway,.volcano-cutaway__ash,.onboarding-curio--waving .onboarding-curio__raised-hand,.onboarding-curio__eyes,.onboarding-intro-card__copy,.onboarding-intro-card__hand,.onboarding-intro-card__globe-button--launching .language-globe--intro,.language-continue,.onboarding-primary-action,.language-globe__spinner,.curio-tutor__avatar[data-thinking] .lesson-curio,.curio-tutor__thinking-bubble,.earth-canvas__loading-globe,.earth-loader__spinner,.earth-fallback__globe{animation:none}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}
