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- 28px);max-height:88svh;overflow-y:auto;color:#293851;background:#fff;box-shadow:0 16px 80px #1e35582b}dialog::backdrop{background:#26395665}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.dialog-heading h2{font-size:21px;margin:0}.parent-description,.credits-link{font-size:13px;line-height:1.9}.credits-link{color:#325bc5}.small{font-size:12px;line-height:1.7}.voice-settings{margin:20px 0!important}.voice-settings select{font-size:14px!important}.touch-feedback-layer{position:fixed;inset:0;pointer-events:none;z-index:1000;overflow:hidden}.touch-burst{position:absolute;pointer-events:none;width:0;height:0}.touch-ring{position:absolute;width:44px;height:44px;margin:-22px;border:3px solid #e5b75c;border-radius:50%;animation:touch-ring .6s ease-out forwards}.touch-burst-friend .touch-ring{border-color:#d895b8}.touch-burst i{position:absolute;width:9px;height:9px;left:-4px;top:-4px;border-radius:50%;animation:touch-dot .6s ease-out forwards}@keyframes touch-ring{0%{transform:scale(.3);opacity:.9}to{transform:scale(1.7);opacity:0}}@keyframes touch-dot{to{transform:translate(var(--dx),var(--dy));opacity:0}}@media(orientation:portrait)and (max-width:1000px){#main{padding:14px 18px 18px}.alphabet-app{display:flex;flex-direction:column;gap:14px;max-height:none}.stage{flex:0 0 32svh;min-height:210px;max-height:370px}.alphabet-panel{flex:1}.kana-grid button{font-size:clamp(27px,3.3vh,39px)}#big-kana{top:20px;left:20px;width:82px;height:92px;font-size:66px}#example-word{bottom:15px;font-size:27px}#scene{inset:-8% 0 41px}}@media(max-width:600px){.app-bar{height:60px;padding:0 18px}.brand>span{font-size:23px}.brand img{width:30px;height:30px}.app-bar nav{gap:5px}.icon-button{width:40px;height:44px;background:transparent}.parent-control{margin-left:2px}#main{height:calc(100svh - 60px);padding:12px 12px max(12px,env(safe-area-inset-bottom))}.alphabet-app{gap:10px}.stage{border-radius:24px}.alphabet-panel{border-radius:21px;padding:7px}.kana-grid{gap:5px;min-height:540px}.kana-grid button{border-radius:12px}.stage-light{filter:blur(20px)}}@media(max-width:600px)and (orientation:portrait){.stage{min-height:178px;flex-basis:23svh}#big-kana{width:65px;height:76px;font-size:55px;left:18px;top:18px;border-radius:18px}#example-word{font-size:24px;bottom:12px}.sound-indicator{right:18px;top:22px}#scene{inset:-9% -5% 37px}}@media(max-height:500px)and (orientation:landscape){.app-bar{height:50px}#main{height:calc(100svh - 50px);padding:10px 16px}.alphabet-app{grid-template-columns:minmax(0,1fr) minmax(290px,1.12fr);gap:12px}.stage{min-height:0}#big-kana{width:56px;height:65px;font-size:47px;top:15px;left:15px}#example-word{font-size:21px;bottom:10px}#scene{inset:-5% -5% 35px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}.touch-ring{opacity:.6}.speaking .sound-indicator i{height:16px}}.voice-settings{margin:24px 0;padding:18px;border:2px solid #b6c9f2;border-radius:20px;background:#f1f5ff;min-width:0}.voice-settings legend{padding:0 8px;font-weight:800;color:#26365c}.voice-settings label{display:block;margin:12px 0 7px;font-weight:700;font-size:14px}.voice-settings select{display:block;width:100%;max-width:100%;min-height:48px;border:2px solid #7084b4;border-radius:12px;background:#fff;color:#26365c;font:inherit;padding:10px;overflow:hidden;text-overflow:ellipsis}.voice-settings button{min-height:44px;padding:10px 14px;margin-top:12px;border:2px solid #2954cf;border-radius:12px;background:#fff;color:#2448b8;font:inherit;font-weight:700;cursor:pointer}.voice-settings button:disabled{cursor:default;opacity:.6}.voice-settings select:focus-visible,.voice-settings 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18px;font-size:12px;font-weight:800;color:#825716}.portal-coming>p:not(.portal-eyebrow){font-size:14px;line-height:2;color:#49658a;margin:22px 0}.portal-planned{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:22px 0 30px}.portal-planned>span{background:#fff;border:2px solid #e5e1ed;border-radius:18px;min-width:140px;min-height:72px;display:flex;align-items:center;justify-content:center;gap:12px;font-size:25px;color:#7146b8}.portal-planned b{font-size:12px;color:#49658a}.portal-try{display:inline-flex;align-items:center;gap:20px;border:3px solid white;border-radius:20px;box-shadow:0 4px #173ca5;background:#2954cf;color:#fff;text-decoration:none;font-size:14px;font-weight:800;padding:16px 21px;min-height:52px}.portal-age-nav{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;padding:15px 0 30px}.portal-age-nav a{display:flex;align-items:center;justify-content:center;gap:4px;min-width:65px;min-height:44px;background:#fff;border:2px solid #d9e2f1;border-radius:14px;color:#385b90;text-decoration:none;font-weight:800}.portal-age-nav span{font-size:10px}.portal-age-nav [aria-current=page]{background:#7146b8;color:#fff;border-color:#7146b8}@media(max-width:1100px){#portal-screen{padding:22px 28px 0}.portal-header{margin-bottom:36px}.portal-welcome{gap:30px;grid-template-columns:1fr 1fr}.portal-home-art{min-height:440px}.portal-copy h1{font-size:clamp(43px,5.2vw,60px)}.portal-ages{gap:4px}.portal-age{min-height:64px;border-radius:14px}.portal-age strong{font-size:24px}.portal-subject{gap:10px;padding:18px 12px}.portal-subject-art{flex-basis:46px}.portal-subject strong{font-size:12px}.portal-footer{margin-left:-28px;margin-right:-28px;padding-left:28px;padding-right:28px}}@media(max-width:900px){#portal-screen{padding:20px 22px 0}.portal-header{margin-bottom:36px}.portal-brand img{width:44px;height:44px}.portal-wordmark{font-size:31px}.portal-brand small{font-size:7px;letter-spacing:1.4px}.portal-parents{padding:10px 13px;font-size:11px;min-height:44px}.portal-parents span{margin-left:6px}.portal-welcome{grid-template-columns:1fr;gap:30px}.portal-copy h1{font-size:clamp(43px,8vw,64px)}.portal-intro{font-size:13px}.portal-ages{gap:6px;max-width:540px}.portal-age{min-height:65px}.portal-age strong{font-size:27px}.portal-home-art{min-height:365px;margin:7px 12px 26px 8px;border-radius:75px 42px 55px 44px}.portal-sticker{width:90px;height:90px;right:-18px;top:18px;font-size:10px}.portal-letter{width:100px;height:125px;top:12px;left:-15px}.portal-letter>span{font-size:55px}.portal-sun{right:56px;top:68px;width:58px;height:58px}.portal-paper{padding:16px 10px;font-size:12px}.portal-path{margin-top:32px}.portal-subjects{grid-template-columns:1fr;gap:17px}.portal-subject{min-height:96px;padding:18px;gap:18px}.portal-subject strong{font-size:14px}.portal-subject-art{flex-basis:55px}.portal-footer{margin-left:-22px;margin-right:-22px;padding:24px 22px;flex-direction:column;gap:10px}.portal-coming{padding-left:0;padding-right:0}}@media(max-width:400px){#portal-screen{padding-left:16px;padding-right:16px}.portal-header{gap:10px}.portal-brand{gap:7px}.portal-brand img{width:40px;height:40px}.portal-wordmark{font-size:28px}.portal-brand small{font-size:6px}.portal-parents{padding:10px;font-size:10px}.portal-ages{grid-template-columns:repeat(5,minmax(0,1fr));gap:9px;max-width:330px}.portal-age{min-height:68px}.portal-copy h1{font-size:43px;letter-spacing:-1.8px}.portal-home-art{min-height:310px}.portal-home-art #home-scene{inset:65px -35px 20px}.portal-paper{left:3%;right:-1%}.portal-sticker{right:-15px;width:78px;height:78px}.portal-footer{margin-left:-16px;margin-right:-16px;padding-left:16px;padding-right:16px}.portal-planned>span{min-width:125px;font-size:22px}}#portal-main{outline:none}