@charset "UTF-8";
:root{--paper:#f7f6ef;--ink:#193c35;--muted:#596b62;--green:#245849;--line:#d7ddd1;--mint:#e3ecdf;--yellow:#f4cc65;--purple:#7552b2;--white:#fff;--radius:24px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Avenir Next","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,"Noto Sans",system-ui,sans-serif;font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:5px}button,summary{font:inherit}button,a,summary{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #b87622;outline-offset:5px}img{display:block;max-width:100%;height:auto}svg{display:block;max-width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}h1,h2{letter-spacing:-.055em;line-height:1.35}h2{font-size:clamp(30px,3.5vw,47px);font-weight:800}h3{font-size:21px;line-height:1.55}button{border:0}::selection{background:var(--yellow);color:var(--ink)}.shell{max-width:1216px;width:calc(100% - 96px);margin-inline:auto}.section{padding-block:112px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.16em;line-height:1.8;margin-bottom:20px}.lead{font-size:17px;line-height:2;color:var(--muted);margin-top:24px}.skip{position:fixed;top:-100px;left:20px;background:var(--ink);color:#fff;z-index:100;padding:10px 20px}.skip:focus{top:10px}.site-header{position:sticky;top:0;z-index:30;background:rgba(247,246,239,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:84px;display:flex;align-items:center;gap:32px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:800;line-height:1.4;font-size:15px;max-width:240px}.brand img{width:41px;flex:none;border-radius:11px}.header-nav{display:flex;gap:25px;margin-left:auto}.header-nav a{font-size:13px;font-weight:700;text-decoration:none;white-space:nowrap}.header-nav a:hover{color:var(--purple)}.header-actions{display:flex;align-items:center;gap:20px}.language-menu{position:relative;font-size:13px}.language-menu summary{list-style:none;cursor:pointer;display:flex;gap:7px;align-items:center;font-weight:700;white-space:nowrap}.language-menu summary::-webkit-details-marker{display:none}.language-menu summary::after{content:"⌄";font-size:16px}.language-menu ul{position:absolute;right:0;top:38px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:14px;margin:0;padding:8px;min-width:210px;box-shadow:0 15px 40px #193c3515;max-height:70vh;overflow:auto}.language-menu li a{display:block;padding:7px 12px;text-decoration:none;border-radius:7px;line-height:1.6}.language-menu li a:hover,.language-menu [aria-current=page]{background:var(--mint)}.button{display:inline-flex;gap:18px;justify-content:center;align-items:center;text-decoration:none;border-radius:100px;padding:13px 24px;background:var(--green);color:white;font-weight:700;line-height:1.55;font-size:14px;transition:background .2s,transform .2s}.button:hover{background:#133f34;transform:translateY(-2px)}.button-small{padding:11px 18px;font-size:12px;gap:10px}.text-link{font-size:14px;font-weight:700;display:inline-flex;gap:12px;align-items:center}.arrow{font-size:21px;line-height:1}.hero{display:grid;grid-template-columns:1.04fr 1fr;gap:40px;align-items:center;min-height:760px;padding-top:48px;padding-bottom:70px}.hero-copy{padding-bottom:15px}.hero-kicker{display:flex;gap:10px;align-items:center;font-size:12px;font-weight:800;letter-spacing:.09em;margin-bottom:26px}.hero-kicker::before{content:"";display:block;width:7px;height:7px;border-radius:100%;background:var(--purple)}.hero h1{font-size:clamp(39px,4.5vw,65px);font-weight:850;line-height:1.37;margin-bottom:26px}.hero h1 span{display:block}.hero h1 span:last-child{color:var(--purple)}.hero-lead{font-size:16px;line-height:2.1;color:var(--muted);max-width:490px}.hero-links{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:30px}.store-note{font-size:11px;line-height:1.8;color:var(--muted);margin-top:18px}.hero-art{position:relative;height:650px;isolation:isolate}.orbit{position:absolute;z-index:-1;width:105%;aspect-ratio:1;top:38px;left:-8%;border-radius:50%;background:var(--mint);border:1px solid #d4dfce;overflow:hidden}.orbit::before{content:"";position:absolute;inset:26px;border:1px solid #b6c8b7;border-radius:50%;transform:rotate(-20deg) scaleX(.62)}.orbit::after{content:"";position:absolute;inset:27% -2%;border-block:1px solid #b6c8b7;transform:rotate(-20deg)}.orbit-grid{position:absolute;width:100%;height:100%;border:1px solid #b6c8b7;transform:rotate(-20deg) scaleX(.28);border-radius:50%}.phone{background:#202c2b;padding:7px;border-radius:31px;box-shadow:0 22px 50px #17382d24;overflow:hidden}.phone img{border-radius:24px;width:100%}.hero-phone-main{position:absolute;width:255px;left:24%;top:28px;transform:rotate(-7deg);z-index:3}.hero-phone-secondary{position:absolute;width:203px;right:-2%;top:175px;transform:rotate(8deg);z-index:2;border-radius:27px}.hero-phone-secondary img{border-radius:20px}.flag-postcard{position:absolute;width:106px;left:1%;top:126px;z-index:4;transform:rotate(-12deg);padding:11px;background:#fff;border-radius:6px;box-shadow:0 12px 20px #193c3518}.flag-postcard img{width:100%;border:1px solid #ddd}.flag-postcard::after{content:"JAPAN / 日本";display:block;font-size:9px;font-weight:800;letter-spacing:.06em;line-height:1.6;margin-top:8px}.hero-seal{position:absolute;bottom:24px;left:3%;width:150px;min-height:150px;border-radius:50%;background:var(--yellow);padding:32px 19px;text-align:center;transform:rotate(-12deg);font-size:13px;font-weight:800;line-height:1.7;z-index:5;display:grid;place-content:center;border:1px solid #d0aa4d;box-shadow:0 0 0 6px var(--paper),0 0 0 7px #d0aa4d}.art-caption{position:absolute;bottom:0;right:10%;font-size:10px;color:var(--muted)}.facts{border-block:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);padding-block:28px;gap:25px}.fact{display:flex;align-items:center;justify-content:center;gap:18px}.fact+.fact{border-left:1px solid var(--line)}.fact strong{font-size:43px;line-height:1;letter-spacing:-.05em;font-weight:750}.fact span{font-size:12px;color:var(--muted);max-width:120px;line-height:1.7}.section-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:55px;margin-bottom:64px}.section-intro>.lead{max-width:415px;margin:0}.learning-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.learning-display{position:relative;min-height:650px;background:#ece7f1;border-radius:var(--radius);display:grid;place-items:center;padding:38px}.learning-display::before{content:"";position:absolute;inset:32px;border:1px solid #d2c9df;border-radius:50% 50% 0 0;pointer-events:none}.learning-display .phone{width:255px;position:relative}.step-tabs{display:grid;gap:0;align-self:center}.step-tab{width:100%;text-align:left;background:transparent;border-bottom:1px solid var(--line);padding:27px 0;display:grid;grid-template-columns:45px 1fr;gap:14px;transition:opacity .2s}.step-tab:first-child{border-top:1px solid var(--line)}.step-number{color:var(--muted);font-size:13px;letter-spacing:.08em;margin-top:5px}.step-tab .step-title{margin-bottom:10px}.step-tab .step-body{font-size:14px;color:var(--muted);line-height:1.9}.step-tab[aria-selected=true] .step-number{color:var(--purple)}.step-tab[aria-selected=true] h3{color:var(--purple)}.step-tab[aria-selected=true]::after{content:"";grid-column:2;width:52px;height:3px;background:var(--purple);border-radius:3px;margin-top:4px}.record-note{font-size:11px;line-height:1.8;color:var(--muted);padding:13px 10px 0;min-height:60px}.compare-section{background:var(--green);color:#fff;position:relative;overflow:hidden}.compare-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.compare-copy .lead{color:#dfebdf}.compare-copy .eyebrow{color:var(--yellow)}.sample{background:var(--paper);color:var(--ink);padding:34px;border-radius:var(--radius);position:relative}.sample::before{content:"";position:absolute;inset:-18px 18px;border:1px solid #adc5aa60;border-radius:var(--radius);transform:rotate(-5deg);z-index:0;pointer-events:none}.sample>*{position:relative}.sample-kicker{font-size:10px;letter-spacing:.12em;color:var(--muted);font-weight:800}.sample h3{font-size:20px;margin:15px 0 25px}.flag-options{display:grid;grid-template-columns:1fr 1fr;gap:20px}.flag-option{padding:14px;background:white;border:1px solid var(--line);border-radius:12px;transition:transform .2s,border-color .2s;position:relative}.flag-option img{width:100%;aspect-ratio:1.5;border:1px solid #deded7}.flag-option>span{display:block;font-size:12px;color:var(--muted);margin-top:8px;font-weight:800}.flag-option:hover{transform:translateY(-4px);border-color:var(--green)}.flag-option[aria-pressed=true]{border:2px solid var(--green);padding:13px;background:var(--mint)}.flag-option[data-wrong=true]{border-color:#be654b}.demo-answer{min-height:133px;padding-top:22px;font-size:13px;line-height:1.9}.demo-answer strong{display:block;color:var(--green);margin-bottom:6px}.demo-reset{font-size:12px;background:transparent;text-decoration:underline;margin-top:8px;padding:4px}.sample-note{font-size:10px;color:var(--muted);border-top:1px solid var(--line);padding-top:13px;margin-top:13px;line-height:1.8}.demo-reveal{display:inline-block;background:transparent;text-decoration:underline;font-size:12px;padding:0;margin-top:15px;line-height:1.8}.games-heading{margin-bottom:60px}.game-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.game{padding:29px 26px 34px;min-height:235px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;background:#ffffff30}.game:nth-child(2),.game:nth-child(7){background:var(--mint)}.game:nth-child(3),.game:nth-child(6){background:#eee8f4}.game-number{font-size:11px;letter-spacing:.09em;color:var(--muted);display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}.game-number svg{width:27px;height:27px;color:var(--green)}.game h3{font-size:17px;margin-bottom:11px}.game p{color:var(--muted);font-size:13px;line-height:1.85}.world-section{background:#edece3}.world-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px;align-items:center}.world-gallery{display:flex;gap:20px;align-items:center;padding:35px 10px}.world-gallery .phone{width:210px;flex-shrink:0}.world-gallery .phone:first-child{transform:rotate(-8deg);margin-top:-30px}.world-gallery .phone:last-child{transform:rotate(7deg);margin-left:-40px;margin-top:95px;z-index:2}.world-copy h2{margin-bottom:35px}.world-item{margin-top:30px}.world-item h3{margin-bottom:10px}.world-item p{font-size:14px;color:var(--muted);line-height:1.95}.small-note{font-size:11px;color:var(--muted);line-height:1.85;margin-top:26px}.plans-heading{text-align:center;margin-bottom:55px}.plans{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:960px;margin:auto}.plan{padding:38px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.plan-plus{background:#e8e2f1;border-color:#cfc2e0}.plan-badge{font-size:11px;letter-spacing:.05em;color:var(--muted);font-weight:700}.plan h3{font-size:29px;margin:12px 0 25px}.plan ul{list-style:none;padding:0;margin:0;display:grid;gap:16px;font-size:14px}.plan li{padding-left:25px;position:relative}.plan li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}.plan p.plan-note{font-size:12px;color:var(--muted);margin-top:24px;line-height:1.95;border-top:1px solid #193c3520;padding-top:20px}.period{font-size:12px;font-weight:700;margin-top:26px}.trial{font-size:12px;line-height:1.95;margin-top:12px}.price-note{max-width:800px;margin:25px auto 0;text-align:center;font-size:11px;line-height:1.9;color:var(--muted)}.languages-section{border-top:1px solid var(--line);padding:62px 0}.languages-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}.languages-inner h2{font-size:27px}.languages-inner p{font-size:14px;color:var(--muted)}.language-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}.language-pills a{font-size:11px;line-height:1.6;text-decoration:none;border:1px solid var(--line);padding:6px 11px;border-radius:30px}.language-pills a:hover{background:var(--mint)}.faq-section{border-top:1px solid var(--line)}.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px}.faq-layout h2{font-size:34px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:first-child{border-top:1px solid var(--line)}.faq-list summary{list-style:none;display:flex;gap:20px;align-items:center;justify-content:space-between;padding:22px 0;cursor:pointer;font-size:15px;font-weight:700;line-height:1.75}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:"+";font-size:24px;line-height:1;font-weight:400;flex:none}.faq-list details[open] summary::after{content:"−"}.faq-list details>p{font-size:14px;line-height:1.95;color:var(--muted);padding:0 30px 25px 0}.closing{background:var(--mint);text-align:center;position:relative;overflow:hidden;padding-block:80px}.closing h2{font-size:clamp(30px,3.5vw,46px)}.closing p{font-size:14px;color:var(--muted);margin-top:22px}.closing .store-links{justify-content:center;margin-top:30px}.store-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.store-badge img{height:44px;width:auto}.store-badge.google img{height:44px;width:auto}.store-badge{display:block;transition:transform .2s}.store-badge:hover{transform:translateY(-3px)}.site-footer{padding-block:42px}.footer-top{display:flex;justify-content:space-between;gap:30px;align-items:center}.footer-links{display:flex;gap:22px;flex-wrap:wrap;font-size:11px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-top:30px;padding-top:25px;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.footer-bottom p{max-width:600px}.reveal{animation:rise .7s ease both}@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}[hidden]{display:none!important}
@media(min-width:1500px){.hero{min-height:790px}.hero-art{height:670px}.hero-phone-main{width:270px}.hero-phone-secondary{width:215px}}
@media(max-width:1100px){.shell{width:calc(100% - 64px)}.header-inner{gap:20px}.header-nav{gap:15px}.header-nav a{font-size:11px}.header-actions{gap:15px}.brand{max-width:190px;font-size:13px}.hero{gap:20px;min-height:700px}.hero-art{height:590px}.hero-phone-main{width:225px;left:17%}.hero-phone-secondary{width:175px;right:-3%;top:175px}.hero-seal{width:130px;min-height:130px;bottom:30px;left:0;font-size:11px}.hero-lead{font-size:15px}.hero-links{gap:20px}.learning-layout,.compare-layout,.world-layout,.faq-layout{gap:55px}.game{padding:25px 20px}.game h3{font-size:16px}.world-gallery .phone{width:180px}.world-gallery .phone:last-child{margin-left:-65px}.sample{padding:28px}.flag-options{gap:14px}}
@media(max-width:800px){html{scroll-padding-top:85px}.shell{width:calc(100% - 40px)}.section{padding-block:76px}.header-inner{height:74px;gap:16px}.header-nav{display:none}.header-actions{margin-left:auto}.header-actions>.button{display:none}.brand{max-width:225px;font-size:12px}.brand img{width:35px}.hero{grid-template-columns:1fr;gap:20px;padding-top:48px;padding-bottom:50px;min-height:0}.hero-copy{text-align:center;padding-bottom:0}.hero-kicker{justify-content:center;font-size:11px;margin-bottom:22px}.hero h1{font-size:clamp(35px,6.7vw,56px);line-height:1.45;margin-bottom:22px}.hero-lead{font-size:14px;margin-inline:auto;max-width:520px}.hero-links{justify-content:center;margin-top:26px;gap:25px}.hero-art{width:510px;max-width:100%;height:610px;margin-inline:auto;margin-top:15px}.hero-phone-main{width:240px;left:18%;top:15px}.hero-phone-secondary{width:183px;right:2%;top:165px}.orbit{width:90%;left:3%;top:50px}.flag-postcard{left:0;top:110px;width:90px}.hero-seal{width:120px;min-height:120px;left:3%;bottom:45px;padding:24px 14px;font-size:11px}.art-caption{right:6%;bottom:0}.facts{gap:10px;padding-block:25px}.fact{display:grid;gap:10px;text-align:center}.fact strong{font-size:34px}.fact span{font-size:10px;max-width:110px;justify-self:center}.section-intro{display:block;margin-bottom:36px}.section-intro>.lead{max-width:100%;margin-top:22px;font-size:14px}.eyebrow{font-size:10px;margin-bottom:16px}.learning-layout{grid-template-columns:1fr;gap:28px}.learning-display{min-height:0;padding:30px}.learning-display .phone{width:225px}.step-tabs{order:-1}.step-tab{padding:20px 0;grid-template-columns:35px 1fr;gap:10px}.step-tab .step-title{font-size:18px}.step-tab .step-body{font-size:13px}.record-note{max-width:340px;margin:auto;min-height:50px}.compare-layout{grid-template-columns:1fr;gap:45px}.compare-copy>.lead{font-size:14px;max-width:600px}.sample{padding:27px;max-width:500px;width:100%;margin:auto}.sample h3{font-size:19px}.sample::before{inset:-12px 13px;transform:rotate(-3deg)}.games-heading{margin-bottom:35px}.game-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.game{padding:25px 20px;min-height:220px}.game-number{margin-bottom:22px}.game h3{font-size:16px}.game p{font-size:12px}.world-layout{grid-template-columns:1fr;gap:30px}.world-gallery{justify-content:center;padding:30px 0;max-width:440px;width:100%;margin:auto}.world-gallery .phone{width:205px}.world-gallery .phone:last-child{margin-left:-40px;margin-top:75px}.world-copy h2{margin-bottom:28px}.world-item{margin-top:25px}.world-item p{font-size:13px}.plans-heading{text-align:left;margin-bottom:35px}.plans{gap:16px}.plan{padding:28px 23px}.plan h3{font-size:24px}.plan ul{font-size:12px;gap:13px}.plan p.plan-note{font-size:11px}.trial{font-size:11px}.languages-inner{grid-template-columns:1fr;gap:22px}.languages-inner h2{font-size:25px}.languages-inner p{font-size:13px}.languages-section{padding-block:50px}.faq-layout{grid-template-columns:1fr;gap:35px}.faq-layout h2{font-size:30px}.faq-list summary{font-size:14px}.faq-list details>p{font-size:13px}.closing{padding-block:65px}.closing p{font-size:13px}.footer-top{display:block}.footer-links{margin-top:25px;gap:18px;font-size:11px}.footer-bottom{align-items:start;flex-direction:column;gap:10px}.store-badge img,.store-badge.google img{height:41px}}
@media(max-width:480px){.shell{width:calc(100% - 36px)}.header-inner{height:68px}.brand{max-width:210px;font-size:11px;gap:9px}.language-menu{font-size:11px}.hero{padding-top:38px}.hero h1{font-size:35px;letter-spacing:-.07em}.hero-lead br{display:none}.hero-links{gap:18px}.hero-links .text-link{font-size:12px}.hero-art{height:500px;margin-top:20px}.hero-phone-main{width:195px;left:16%;top:10px}.hero-phone-secondary{width:145px;right:0;top:150px;border-radius:23px;padding:5px}.hero-phone-secondary img{border-radius:18px}.hero-seal{width:102px;min-height:102px;bottom:30px;left:1%;font-size:10px;padding:18px 13px}.flag-postcard{width:75px;left:0;top:90px;padding:8px}.flag-postcard::after{font-size:7px}.art-caption{font-size:9px;right:0}.hero-kicker{font-size:10px}.hero .store-note{font-size:10px}.section{padding-block:62px}h2{font-size:30px}.learning-display{padding:25px}.learning-display .phone{width:205px}.game{min-height:225px;padding:22px 16px}.game h3{font-size:15px}.game p{font-size:12px}.plans{grid-template-columns:1fr}.plan{padding:30px}.plan h3{font-size:28px}.plan ul{font-size:14px}.plan p.plan-note,.trial,.period{font-size:12px}.price-note{text-align:left;font-size:11px}.world-gallery .phone{width:180px}.world-gallery .phone:last-child{margin-left:-40px}.sample{padding:24px}.flag-option{padding:10px}.flag-option[aria-pressed=true]{padding:9px}.demo-answer{min-height:160px;font-size:12px}.sample-note{font-size:10px}.closing .store-links{gap:10px}.store-badge img,.store-badge.google img{height:39px}.footer-top .brand{max-width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

.hero-copy,.hero-art,.learning-layout>*,.compare-layout>*,.world-layout>*,.languages-inner>*,.faq-layout>*{min-width:0}.step-title,.step-body{display:block}.step-title{font-weight:700;font-size:21px;line-height:1.55}.step-body{font-weight:400}.record-note[hidden]{display:block!important;visibility:hidden}@media(max-width:800px){.hero,.learning-layout,.compare-layout,.world-layout,.languages-inner,.faq-layout{grid-template-columns:minmax(0,1fr)}.hero-art{width:min(510px,100%)}.step-title{font-size:18px}}

@media(max-width:480px){.hero-phone-secondary{right:8px}}

.plan-plus .plan-badge{color:#4d5f56}@media(max-width:480px){.world-gallery{gap:14px}.world-gallery .phone{width:min(180px,44vw)}.world-gallery .phone:last-child{margin-left:-34px}}

/* Keep direct store downloads visible in the key visual. */
.hero-download{margin-top:30px}.hero-download .store-links{gap:12px}.hero-secondary{margin-top:18px}.store-badge{display:inline-flex;align-items:center;min-height:44px}.step-tab[aria-selected=true] .step-title{color:var(--purple)}
@media(max-width:800px){.hero-download .store-links{justify-content:center}.hero-download{margin-top:25px}}
@media(max-width:480px){.hero-secondary{font-size:13px}.hero-download .store-links{gap:12px}}