:root{--ink:#193d35;--muted:#5d6c65;--green:#19664f;--mint:#e7f1e7;--paper:#faf9f3;--orange:#ed7049;--line:#dce1d8;--yellow:#f4d675;--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Sans JP',-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.85;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:5px}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #a7441f;outline-offset:5px}img{max-width:100%;display:block;height:auto}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.45;font-weight:800;letter-spacing:-.035em}h1{font-size:clamp(38px,4.5vw,66px)}h2{font-size:clamp(28px,3.4vw,44px)}h3{font-size:22px}p{color:var(--muted)}.wrap{width:min(1200px,calc(100% - 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/* Editorial art direction, v2. Generated photographs are decorative only.
   Every app screenshot stays intact; the hero uses a landscape iPad frame. */
:root{--ink:#223e35;--green:#205743;--paper:#f8f6f0;--orange:#ad5636;--radius:12px}
body{background:var(--paper)}
h1,h2{font-family:'Noto Serif JP','Hiragino Mincho ProN','Yu Mincho',serif;font-weight:700;letter-spacing:-.025em}
.header{background:#faf8f1f5}.brand small{font-weight:500}.brand strong{font-size:23px}.kicker{letter-spacing:.1em;font-size:12px;font-weight:600}.kicker:before{width:34px;background:#a47e45;height:1px}
.button{border-radius:8px;box-shadow:none;font-size:14px;min-height:54px}.button:hover{transform:translateY(-2px)}.button.small{border-radius:6px}.eyebrow{background:none;border:0;border-radius:0;padding:0;letter-spacing:.05em;font-size:11px}.pill{border-radius:5px}.filter{border-radius:5px}.course-card{border-radius:10px}.course-card:hover{transform:translateY(-3px)}.course-cover img,.course-card:nth-child(even) .course-cover img{transform:none}.course-card:hover img{transform:none}.course-cover{background:transparent}.course-content{padding:24px}.flow-card,.topic,.price{border-radius:10px}.gallery figure{border-radius:10px}.detail-visual{border-radius:12px;background:#ede7d9}.detail-visual img{transform:none}.kingdom-shot{transform:none;border:8px solid #192f29;border-radius:20px}.download{border-radius:12px;background:#f9f6edeb}.faq{padding:10px 32px 25px;border-radius:8px;background:#faf8f1ed}.footer{background:#f0ede5}
.section{position:relative;background:#f9f6ef url('/assets/quest/backgrounds/paper.webp') center/cover no-repeat}.section.white{background-image:linear-gradient(#fff9,#fff9),url('/assets/quest/backgrounds/paper.webp')}.section.mint{background-image:linear-gradient(#f3f4e9bd,#f3f4e9bd),url('/assets/quest/backgrounds/family.webp');background-size:cover}.hero,.detail-hero{background:#f5efe0 url('/assets/quest/backgrounds/hero.webp') center/cover no-repeat}.detail-hero{background-image:linear-gradient(#faf8f1a6,#faf8f1a6),url('/assets/quest/backgrounds/hero.webp')}.premium-hero{padding:64px 0 55px}.premium-hero .wrap{width:min(1380px,calc(100% - 80px))}.hero-grid{grid-template-columns:.85fr 1.3fr;gap:44px;min-height:0;align-items:center}.premium-hero h1{font-size:clamp(33px,3.05vw,47px);line-height:1.6;letter-spacing:-.05em}.hero h1 em{background:none;color:#285940;font-style:normal}.premium-hero .hero-lead{font-size:14px;line-height:2.1;margin:23px 0 18px;color:#344b40}.hero-benefits{display:flex;flex-wrap:wrap;gap:8px 17px;padding:12px 0;border-block:1px solid #59765240;font-size:11px;font-weight:700;color:#3e5748}.hero-benefits span+span:before{content:'・';margin-right:12px;color:#99773e}.premium-hero .actions{gap:10px;margin:24px 0 16px}.premium-hero .button{padding:13px 21px;gap:12px}.premium-hero .fine{font-size:10px;color:#405647}.hero-ipad{margin:0;min-width:0}.ipad-frame{position:relative;width:100%;padding:14px 17px;background:#1c2421;border:2px solid #5e665e;border-radius:28px;box-shadow:0 30px 55px #213c3329,0 2px 0 #fff8 inset}.ipad-frame:before{content:'';width:5px;height:5px;background:#52635e;border:1px solid #0d1612;border-radius:50%;position:absolute;top:50%;left:6px;transform:translateY(-50%)}.ipad-preview{display:block;line-height:0;border-radius:11px;overflow:hidden}.ipad-preview img{display:block;width:100%;height:auto;object-fit:contain;border-radius:11px;aspect-ratio:auto}.hero-ipad figcaption{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:10px;line-height:1.7;margin-top:19px;color:#4f6153}.hero-ipad figcaption strong{font-weight:600;font-size:12px}.hero-world-switch{display:flex;flex-shrink:0;gap:0;border:1px solid #7d8e76;border-radius:5px;overflow:hidden;background:#fbf8f1}.hero-world-switch button{padding:9px 11px;min-height:42px;border:0;background:transparent;font-size:11px;color:#294d3a;cursor:pointer;white-space:nowrap}.hero-world-switch button[aria-pressed=true]{background:#294d3a;color:white}.ribbon{background:#f3f1e8;border-color:#d7ddcd;padding:20px 0}.ribbon .wrap{font-size:12px}.ribbon b{font-family:Georgia,serif;font-size:24px;font-weight:400;color:#7b6233}
.learning-showcase{background-image:linear-gradient(#faf8f1b5,#faf8f17d),url('/assets/quest/backgrounds/learn.webp');background-position:top center}.learning-showcase .section-head{margin-bottom:38px}.learning-panels{display:grid;grid-template-columns:1fr 1fr;gap:28px}.learning-panel{padding:30px;background:#fffdf8f5;border:1px solid #dbd9c8;border-radius:12px;box-shadow:0 14px 30px #273b2010}.panel-number{display:block;color:#856d3f;font-size:11px;letter-spacing:.1em;margin-bottom:12px}.learning-panel h3{font-size:22px;margin-bottom:24px}.learning-panel .preview-link img{width:100%;height:auto;object-fit:contain;border-radius:4px}.learning-panel p{font-size:13px;line-height:1.95;margin:20px 0 16px}.learning-panel .sample-question{font-size:15px;font-weight:700;color:var(--ink)}.audio-sample{border-top:1px solid var(--line);padding-top:17px}.audio-sample>span{font-size:12px;font-weight:700;display:block;margin-bottom:10px}.audio-sample audio{width:100%;height:44px;display:block}.media-note{margin-top:23px;font-size:11px;color:#596859}.depth-section{background-image:linear-gradient(#faf8f1a6,#faf8f1cc),url('/assets/quest/backgrounds/catalog.webp')}.level-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-block:1px solid #b8c5af;background:#fffdf7de}.level-track article{padding:22px 26px;border-right:1px solid #ced4c5}.level-track article:last-child{border-right:0}.level-track span{font-family:Georgia,serif;font-size:52px;line-height:1.3;color:#436248}.level-track article:nth-child(n+3) span{color:#96773e}.level-track h3{display:inline;margin-left:15px;font-size:19px}.level-track p{font-size:12px;margin:7px 0 14px}.level-track small{font-size:10px;letter-spacing:.08em;color:#3b5b40}.atlas-statement{display:grid;grid-template-columns:1fr 1.15fr;gap:45px;align-items:center;margin-top:75px}.atlas-statement p{margin:25px 0;font-size:14px}.atlas-spread{display:flex;gap:15px;align-items:center;padding:12px 0 24px}.atlas-spread img{width:calc((100% - 30px)/3);height:auto;box-shadow:0 12px 24px #29402d24;border:3px solid #fff;transform:translateY(18px)}.atlas-spread img:nth-child(2){transform:translateY(-6px)}
#courses.section{background-image:linear-gradient(#fbf9f1ab,#fbf9f1cc),url('/assets/quest/backgrounds/catalog.webp');background-size:100% auto;background-position:center bottom;background-color:#f8f5ed}.section.kingdom{background:#122d23 url('/assets/quest/backgrounds/kingdom.webp') center/cover no-repeat}.kingdom h2{line-height:1.7}.kingdom p{color:#e1e7dc}.kingdom .kicker{color:#dbc99c}.kingdom .steps b.step-number{background:#fff1;color:#e5d3a0;border:1px solid #ffffff30}.kingdom .button{background:#d9c493}.kingdom .button:hover{background:#e9d6a8}.section.family-section{background-image:linear-gradient(#fbf9f1b8,#fbf9f194),url('/assets/quest/backgrounds/family.webp')}.free-section{background-image:linear-gradient(#faf8f1b0,#faf8f1c4),url('/assets/quest/backgrounds/family.webp')}.free-section .split{grid-template-columns:1fr 1fr}.free-section h2{line-height:1.7}.free-comparison{padding:32px;border:1px solid #c7d0bf;background:#fffdf7f5;border-radius:10px}.free-comparison h3{font-size:22px;margin-bottom:20px}.free-comparison ul{list-style:none;padding:0;margin:0}.free-comparison li{display:flex;justify-content:space-between;gap:18px;padding:13px 0;border-bottom:1px solid #e1e3d8;font-size:12px}.free-comparison li span{text-align:right;color:#53674e}.free-comparison p{font-size:12px;line-height:1.9}.free-comparison p.fine{font-size:10px}.free-section .text-link{align-self:center;font-size:12px}.quiz-box{background:#fbfaf3e8;border:1px solid #d1d7c8;border-radius:12px}.quiz-card{border-radius:10px}.section#download{background-image:linear-gradient(#f6f0de70,#f6f0de70),url('/assets/quest/backgrounds/hero.webp');background-position:center bottom}.download .eyebrow{font-size:12px}.download h2{line-height:1.65}.download .store{border-radius:7px}.price .amount{font-family:'Noto Serif JP',serif;font-size:23px;line-height:1.8}
@media(max-width:1150px){.premium-hero .wrap{width:calc(100% - 48px)}.hero-grid{grid-template-columns:.95fr 1.1fr;gap:25px}.premium-hero h1{font-size:34px}.hero-ipad figcaption{flex-direction:column;align-items:start}.hero-world-switch{align-self:end}.premium-hero .button{padding:12px 15px;font-size:12px}.level-track article{padding:20px}.level-track span{font-size:44px}.level-track h3{margin-left:8px;font-size:17px}}
@media(max-width:800px){.hero,.detail-hero{background-image:url('/assets/quest/backgrounds/hero-mobile.webp')}.section{background-image:url('/assets/quest/backgrounds/paper-mobile.webp')}.section.white{background-image:linear-gradient(#fff9,#fff9),url('/assets/quest/backgrounds/paper-mobile.webp')}.section.mint,.section.family-section,.free-section{background-image:linear-gradient(#faf8f1c4,#faf8f1b0),url('/assets/quest/backgrounds/family-mobile.webp')}.learning-showcase{background-image:linear-gradient(#faf8f1c4,#faf8f1a6),url('/assets/quest/backgrounds/learn-mobile.webp')}.depth-section,#courses.section{background-image:linear-gradient(#faf8f1b8,#faf8f1c4),url('/assets/quest/backgrounds/catalog-mobile.webp')}.section.kingdom{background-image:url('/assets/quest/backgrounds/kingdom-mobile.webp')}.section#download{background-image:linear-gradient(#f8f3e8a6,#f8f3e8a6),url('/assets/quest/backgrounds/hero-mobile.webp')}.premium-hero{padding:35px 0 38px;background-position:top center}.premium-hero .wrap{width:calc(100% - 32px)}.hero-grid{grid-template-columns:1fr;gap:30px}.premium-hero .eyebrow{font-size:10px;margin-bottom:15px}.premium-hero h1{font-size:34px;line-height:1.55}.premium-hero h1 br:nth-child(2){display:none}.premium-hero .hero-lead{font-size:13px;margin:18px 0 15px}.hero-benefits{font-size:10px;gap:6px 11px;padding:10px 0}.hero-benefits span+span:before{margin-right:7px}.premium-hero .actions{margin:20px 0 12px}.premium-hero .fine{font-size:9px;line-height:1.9}.ipad-frame{padding:8px 11px;border-radius:17px;border-width:1px;box-shadow:0 15px 30px #263b3026}.ipad-frame:before{left:3px;width:4px;height:4px}.ipad-preview,.ipad-preview img{border-radius:7px}.hero-ipad figcaption{margin-top:12px;gap:12px;font-size:9px}.hero-ipad figcaption strong{font-size:11px}.hero-world-switch{align-self:start}.hero-world-switch button{font-size:10px;padding:8px 12px;min-height:40px}.ribbon .wrap{font-size:10px;gap:15px 10px}.ribbon b{font-size:20px}.learning-panels,.atlas-statement,.free-section .split{grid-template-columns:1fr}.learning-panel{padding:22px}.learning-panel h3{font-size:20px}.learning-panel p{font-size:13px}.level-track{grid-template-columns:1fr 1fr}.level-track article{padding:20px;border-bottom:1px solid #ced4c5}.level-track article:nth-child(2){border-right:0}.level-track article:nth-child(n+3){border-bottom:0}.level-track span{font-size:46px}.level-track h3{font-size:18px}.level-track p{font-size:11px}.atlas-statement{margin-top:50px;gap:20px}.atlas-statement .atlas-spread{gap:12px}.atlas-spread img{width:calc((100% - 24px)/3)}.free-comparison{padding:23px}.free-comparison li{font-size:11px;gap:12px}.faq{padding:0 18px 20px}.faq summary{font-size:13px}.course-content{padding:16px}.course-content h3{font-size:19px}.section-head p{font-size:13px}.section h2{line-height:1.6}.kingdom-shot{border-width:5px;border-radius:12px}.download{padding:35px 18px}.button{font-size:12px}.sticky-cta{background:#faf8f1f5}.sticky-cta .button{border-radius:6px}}
@media(max-width:370px){.premium-hero h1{font-size:29px}.premium-hero .hero-lead{font-size:11px}.hero-benefits{font-size:9px;gap:5px}.hero-benefits span+span:before{margin-right:3px}.premium-hero .button{font-size:11px;padding:12px}.free-comparison li{flex-direction:column;gap:4px}.free-comparison li span{text-align:left}.level-track article{padding:16px}.level-track h3{font-size:16px}.level-track span{font-size:38px}}
@media(max-width:800px){
 .premium-hero .hero-grid{display:flex;flex-direction:column;gap:0;align-items:stretch}
 .hero-copy{display:contents}
 .hero-copy>.eyebrow{order:0;align-self:start;margin-bottom:16px}
 .hero-copy>h1{order:1;margin-bottom:25px}
 .hero-ipad{order:2;margin-bottom:25px}
 .hero-copy>.hero-lead{order:3;margin:0 0 18px}
 .hero-copy>.hero-benefits{order:4}
 .hero-copy>.actions{order:5}
 .hero-copy>.fine{order:6}
}

/* The first view explains the unified learning app through real course materials. */
.integrated-hero .hero-grid{grid-template-columns:.9fr 1.15fr;gap:48px;align-items:center}.integrated-hero h1{font-size:clamp(30px,3.2vw,46px);line-height:1.65}.hero-learning{min-width:0}.learning-collection{background:#fffdf8f5;border:1px solid #d9d6c8;border-radius:18px;padding:24px;box-shadow:0 18px 50px #3442301c}.collection-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px}.collection-heading>span{font-size:11px;color:#65715e;letter-spacing:.08em}.collection-heading>strong{font-size:18px}.collection-heading b{font:32px Georgia,serif;margin:0 4px;color:#92723b}.hero-subjects{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.hero-subject{display:block;text-decoration:none;background:var(--subject-tint);border-radius:7px;padding:9px 7px 7px;transition:transform .2s}.hero-subject:hover{transform:translateY(-4px)}.hero-subject>span{display:flex;align-items:center;justify-content:space-between;font-size:17px;font-weight:800;padding:0 3px 7px}.hero-subject small{font-size:11px}.hero-subject img{width:100%;height:auto;aspect-ratio:788/1400;object-fit:contain;background:#fff;box-shadow:0 3px 9px #243c2012}.collection-more{margin:18px 0}.collection-more>span{display:block;font-size:10px;letter-spacing:.09em;color:#64705d;margin-bottom:8px}.collection-more>div{display:flex;flex-wrap:wrap;gap:5px}.collection-more a{font-size:11px;line-height:1.6;padding:4px 9px;border:1px solid #d8ddce;border-radius:4px;text-decoration:none;background:#f6f7ef}.collection-more a:hover{background:#e5ecd9}.collection-app{display:flex;align-items:center;gap:12px;border-top:1px solid #d9dece;padding-top:15px}.collection-app img{width:42px;height:42px;border-radius:10px}.collection-app strong{display:block;font-size:17px}.collection-app span{display:block;font-size:10px;color:#64705d;margin-top:2px}.hero-learning-reward{display:flex;align-items:center;gap:15px;text-decoration:none;margin-top:14px;padding:10px 16px 10px 10px;background:#f4f5e9e8;border:1px solid #c9d2bb;border-radius:10px}.hero-learning-reward img{width:85px;height:auto;border:4px solid #2d3d32;border-radius:7px}.hero-learning-reward small{font-size:10px;color:#69705b;display:block}.hero-learning-reward strong{font-size:13px;display:block}.hero-learning-reward>b{margin-left:auto}.collection-caption{font-size:9px;line-height:1.7;margin-top:10px;color:#64705d}
@media(max-width:1150px){.integrated-hero .hero-grid{gap:26px}.integrated-hero h1{font-size:32px}.learning-collection{padding:18px}.hero-subjects{gap:8px}.collection-heading>span{font-size:9px}.collection-heading>strong{font-size:15px}.collection-app strong{font-size:15px}}
@media(max-width:800px){.integrated-hero h1{font-size:clamp(27px,6.9vw,42px);line-height:1.6}.integrated-hero h1 br:nth-child(2){display:initial}.integrated-hero .hero-grid{gap:0}.hero-learning{order:2;margin-bottom:24px}.learning-collection{padding:16px;border-radius:12px}.collection-heading{margin-bottom:12px}.collection-heading>strong{font-size:15px}.collection-heading b{font-size:25px}.hero-subjects{gap:6px}.hero-subject{padding:7px 4px 4px}.hero-subject>span{font-size:14px;padding:0 1px 6px}.hero-subject small{display:none}.collection-more{margin:13px 0}.collection-more a{font-size:10px;padding:3px 6px}.collection-app{gap:9px;padding-top:12px}.collection-app strong{font-size:14px}.collection-app span{font-size:9px}.collection-app img{width:34px;height:34px}.hero-learning-reward{gap:10px;padding:8px 10px}.hero-learning-reward img{width:65px}.hero-learning-reward strong{font-size:11px}.hero-learning-reward small{font-size:9px}.collection-caption{font-size:8px}.integrated-hero .hero-copy>h1{margin-bottom:20px}}
/* Quest: bright learning colors, rounded cards and clear numerical guides. */
:root{--ink:#183e55;--muted:#536a78;--green:#087e75;--orange:#e26032;--paper:#f8fcff;--line:#d9e8ec}
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