@font-face{font-family:SmartFontUI;src:url(/assets/fonts/smartfontUI.otf) format("opentype");font-weight:100 900;font-style:normal;font-display:swap}:root{--bg-primary: #FFFFFF;--bg-secondary: #fffcd9;--accent: #6FD327;--accent-hover: #5EB321;--text-primary: #655C40;--text-accent: #5EB321;--text-white: #FFFFFF;--font-size-heading: clamp(1.6rem, 4vw, 2.5rem);--font-size-subheading: clamp(1.1rem, 2.5vw, 1.8rem);--font-size-body: clamp(1rem, 1.8vw, 1.25rem);font-family:SmartFontUI,system-ui,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:var(--text-primary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body{width:100%;min-height:100%;margin:0;padding:0;font-family:SmartFontUI,system-ui,sans-serif}a{font-weight:500;color:var(--accent);text-decoration:inherit}a:hover{color:var(--accent-hover)}button{font-family:inherit}.top-page{width:100%;min-height:100vh;min-height:100dvh;background:var(--bg-primary);overflow-x:hidden}.top-main{width:100%}.top-header{display:flex;flex-direction:column;padding:1rem 2rem;background:var(--bg-primary);z-index:100;box-shadow:0 2px 8px #0000000d}.header-top-row{display:flex;justify-content:space-between;align-items:center;width:100%}.header-bottom-row{display:flex;justify-content:center;align-items:center;width:100%;padding-top:3rem}.header-logo-tokyo{height:60px;width:auto}.header-logo-main{width:90%;max-width:1260px;height:auto}.mobile-menu-inline{display:none;position:relative}.desktop-nav{display:flex;align-items:center;gap:.25rem}.desktop-nav a{padding:.5rem 1rem;color:var(--text-primary);text-decoration:none;border-radius:8px;font-size:var(--font-size-body);font-weight:500;transition:background .2s,color .2s}.desktop-nav a:hover{background:#f5f5f5;color:var(--accent)}.header-menu-button{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.5rem .75rem;background:var(--accent);border:none;border-radius:8px;cursor:pointer;transition:background .2s}.header-menu-button:hover{background:var(--accent-hover)}.menu-icon{display:flex;flex-direction:column;gap:4px}.menu-icon span{display:block;width:20px;height:2px;background:#fff;border-radius:1px}.menu-text{color:#fff;font-size:.75rem;font-weight:500}.header-nav{position:absolute;top:100%;right:0;margin-top:.5rem;background:#fff;border-radius:12px;box-shadow:0 4px 20px #00000026;padding:1rem;display:flex;flex-direction:column;gap:.5rem;min-width:180px}.header-nav a{padding:.75rem 1rem;color:var(--text-primary);text-decoration:none;border-radius:8px;transition:background .2s}.header-nav a:hover{background:#f5f5f5;color:var(--accent)}.hero-section{padding:clamp(3rem,6vw,5rem) clamp(1rem,3vw,2rem);background:var(--bg-primary)}.hero-content{display:flex;align-items:stretch;gap:clamp(1.5rem,4vw,3rem);max-width:1400px;margin:0 auto}.hero-left{flex:2;display:flex;flex-direction:column;justify-content:space-between;gap:1.5rem}.hero-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-heading);font-weight:700;color:var(--accent);line-height:1.4;margin:0}.hero-description{font-size:var(--font-size-body);color:var(--text-primary);line-height:1.8;margin:0}.hero-cta-button{align-self:flex-start;padding:clamp(1rem,2.5vw,1.5rem) clamp(2rem,6vw,5rem);font-size:var(--font-size-subheading);font-weight:600;color:#fff;background:var(--accent);border:none;border-radius:16px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;box-shadow:0 4px 20px #6fd32766}.hero-cta-button:hover{transform:translateY(-2px);background:var(--accent-hover);box-shadow:0 6px 24px #6fd32780}.hero-right{flex:3}.hero-video-placeholder{width:100%}.hero-video-placeholder video{width:100%;display:block}.feature-carousel-section{padding:clamp(3rem,6vw,5rem) clamp(1rem,3vw,2rem);margin-bottom:clamp(2rem,5vw,5rem);background:#fff}.carousel-container{display:flex;align-items:center;gap:1.5rem;max-width:1400px;margin:0 auto}.carousel-arrow{width:56px;height:56px;border:3px solid var(--accent);background:#fff;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--accent);transition:all .2s;flex-shrink:0}.carousel-arrow svg{width:28px;height:28px}.carousel-arrow:hover{background:#6fd3271a;transform:scale(1.05)}.carousel-slide{flex:1;background:#fff;border-radius:24px;overflow:hidden;touch-action:pan-y}.feature-carousel-section .carousel-slide{height:320px}.carousel-slide-content{display:flex;align-items:stretch;transition:opacity .2s ease,transform .2s ease}.feature-carousel-section .carousel-slide-content{height:100%}.carousel-slide-content.carousel-enter{opacity:1;transform:translate(0)}.carousel-slide-content.carousel-exit-right{opacity:0;transform:translate(-30px)}.carousel-slide-content.carousel-exit-left{opacity:0;transform:translate(30px)}.carousel-image{width:40%;aspect-ratio:16 / 9;flex-shrink:0;align-self:center;margin:1.5rem;border-radius:16px;overflow:hidden}.carousel-image img{width:100%;height:100%;object-fit:cover;display:block}.carousel-image-placeholder{width:40%;aspect-ratio:16 / 9;background:linear-gradient(135deg,#00000014,#0000001f);display:flex;align-items:center;justify-content:center;color:var(--text-primary);opacity:.5;flex-shrink:0;align-self:center;margin:1.5rem;border-radius:16px}.carousel-experts{display:flex;gap:1.25rem;padding:1rem;width:50%;flex-shrink:0;align-self:center}.expert-card{flex:1;position:relative;border-radius:16px 16px 0 0;overflow:hidden;box-shadow:0 4px 20px #655c401f,0 1px 4px #655c400f;transition:transform .3s cubic-bezier(.4,0,.2,1),box-shadow .3s cubic-bezier(.4,0,.2,1)}.expert-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px #655c402e,0 4px 8px #655c401a}.expert-image{width:60%;aspect-ratio:1 / 1;object-fit:cover;object-position:top center;display:block;transition:transform .4s ease;margin:.5rem auto 0}.expert-card:hover .expert-image{transform:scale(1.05)}.expert-image-placeholder{width:60%;aspect-ratio:1 / 1;background:linear-gradient(160deg,#6fd32714,#6fd3272e);display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:.8rem;font-weight:500;margin:.5rem auto 0}.expert-info{position:relative;padding:.5rem .5rem .75rem;text-align:center;background:transparent}.expert-name{font-family:SmartFontUI,sans-serif;font-size:1rem;font-weight:700;color:var(--text-primary);margin:0 0 .25rem}.expert-title{font-size:.75rem;color:var(--text-secondary);margin:0;white-space:pre-line;line-height:1.4}.carousel-text{flex:1;padding:2rem 2.5rem 2rem 1rem;display:flex;flex-direction:column;justify-content:center}.carousel-number{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:700;color:var(--accent);margin-right:.25rem}.carousel-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:700;color:var(--accent);margin:0 0 1.25rem;line-height:1.4}.carousel-description{font-size:var(--font-size-body);color:var(--text-primary);line-height:1.8;margin-bottom:1.75rem;white-space:pre-line}.carousel-dots{display:flex;justify-content:center;gap:.75rem;margin-top:2rem}.carousel-dot{width:16px;height:16px;border-radius:50%;border:2px solid var(--accent);background:#fff;cursor:pointer;transition:all .2s;padding:0}.carousel-dot:hover{background:#6fd32733}.carousel-dot.active{background:var(--accent)}.reference-section{position:relative;padding:clamp(3rem,6vw,5rem) clamp(1rem,3vw,2rem);background:var(--bg-secondary);overflow:visible}.reference-characters{display:flex;justify-content:center;align-items:center;max-width:1400px;margin:0 auto 2rem;padding:0 1rem}.reference-character{position:absolute;top:0;transform:translateY(-33.3%);display:flex;flex-direction:column;align-items:center}.reference-character.left{left:max(.5rem,calc(50% - 800px));align-items:flex-start}.reference-character.right{right:max(.5rem,calc(50% - 800px));align-items:flex-end}.character-icon{width:clamp(120px,22vw,360px);height:clamp(120px,22vw,360px);min-width:100px;min-height:100px;object-fit:contain}.speech-bubble{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:500;color:var(--text-primary);position:relative;padding-bottom:2rem}.speech-bubble:after{content:"";position:absolute;bottom:0;width:80px;height:40px;border:2px solid #333;border-top:none}.speech-bubble.left:after{left:20px;border-right:none;border-radius:0 0 0 50px}.speech-bubble.right:after{right:20px;border-left:none;border-radius:0 0 50px}.reference-header{display:flex;flex-direction:row;align-items:center;gap:1.5rem;align-self:center}.reference-header-icon{width:clamp(56px,8vw,104px);height:clamp(56px,8vw,104px)}.reference-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-heading);font-weight:700;color:var(--accent);white-space:nowrap}.database-card{display:flex;gap:2rem;align-items:flex-start;max-width:1200px;margin:0 auto;padding:2rem;background:#fff;border-radius:16px;box-shadow:0 4px 20px #00000014}.database-image{flex-shrink:0;width:clamp(280px,45%,570px);border-radius:12px;overflow:hidden}.database-image img{width:100%;height:auto;display:block}.database-text{flex:1;padding-top:.5rem}.database-text p{font-size:clamp(1.05rem,2vw,1.2rem);color:var(--text-primary);line-height:1.9;margin-bottom:1.25rem}.database-text p:last-child{margin-bottom:0}.scene-selection-section{padding:clamp(3rem,6vw,5rem) clamp(1rem,3vw,2rem);background:var(--bg-primary);max-width:1600px;margin:0 auto}.scene-header{display:flex;align-items:center;justify-content:center;gap:1.5rem;margin-bottom:2rem}.scene-header-icon{width:clamp(80px,12vw,160px);height:clamp(80px,12vw,160px)}.scene-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-heading);font-weight:700;color:var(--accent)}.scene-selection-content{background:transparent;padding:0}.scene-selection-content .selection-section{margin-bottom:2rem;background:var(--bg-secondary)!important;padding:2rem;border-radius:16px}.selection-section h3{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:500;margin-bottom:1rem;color:var(--text-primary);text-align:center}.selection-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem}.stage-scroll-hint{display:none}.selection-card{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem 1rem;background:#fff;border:2px solid transparent;border-radius:16px;cursor:pointer;transition:all .2s;color:var(--text-primary);box-shadow:0 2px 8px #0000000f;min-height:100px}.selection-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px #0000001a}.selection-card.selected{border-color:var(--accent);background:linear-gradient(#6fd32726,#6fd32726),#fff;box-shadow:0 4px 16px #6fd32740}.selection-card.disabled{opacity:.5;cursor:not-allowed}.card-thumbnail{width:100%;border-radius:8px;overflow:hidden;margin-bottom:.75rem;background:#00000008}.card-thumbnail img{width:100%;height:auto;display:block;transition:transform .3s ease}.selection-card:hover .card-thumbnail img{transform:scale(1.05)}.card-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:500;color:var(--text-primary)}.card-text-area{display:flex;flex-direction:column;align-items:center}.card-description{font-size:var(--font-size-body);color:var(--text-primary);text-align:center;margin-top:.5rem;opacity:.8}.card-number{position:absolute;top:-10px;right:-10px;width:30px;height:30px;background:#bbb;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-body);font-weight:700;z-index:1;box-shadow:0 2px 6px #00000026;transition:background .2s}.selected .card-number{background:var(--accent)}.age-selection-grid-full{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.age-selection-note{margin-top:.5rem;font-size:var(--font-size-body);color:var(--text-secondary);text-align:left}.age-card-full{position:relative;display:flex;flex-direction:column;align-items:stretch;padding:1rem;background:#fff;border:2px solid transparent;border-radius:16px;cursor:pointer;transition:all .2s;color:var(--text-primary);box-shadow:0 2px 8px #0000000f;text-align:left}.age-card-full:hover{transform:translateY(-2px);box-shadow:0 4px 16px #0000001a}.age-card-full.selected{border-color:var(--accent);background:linear-gradient(#6fd32726,#6fd32726),#fff;box-shadow:0 4px 16px #6fd32740}.age-card-header{display:flex;flex-direction:column;gap:.2rem;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid rgba(0,0,0,.08);text-align:center}.age-label{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:500;color:var(--text-primary)}.age-description{font-size:var(--font-size-body);color:var(--text-primary);opacity:.7}.age-card-stats{display:flex;flex-direction:column;gap:.6rem}.stat-item{display:flex;flex-direction:column;gap:.2rem}.stat-header{display:flex;align-items:center;gap:.3rem}.stat-label{font-size:var(--font-size-body);font-weight:600;color:var(--text-primary);opacity:.8}.stat-visual{display:flex;align-items:center;justify-content:center;gap:.4rem}.stat-value{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-body);font-weight:700;color:var(--accent)}.stat-note{font-size:var(--font-size-body);color:var(--text-primary);opacity:.5}.acuity-bar-container{display:flex;align-items:center;gap:.4rem}.acuity-bar-bg{flex:1;height:6px;background:#0000001a;border-radius:3px;overflow:hidden}.acuity-bar-fill{height:100%;background:linear-gradient(90deg,#6fd327,#4caf50);border-radius:3px;transition:width .3s ease}.acuity-value{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-body);font-weight:700;color:var(--accent);min-width:1.8rem}.body-mobility-values{display:flex;flex-direction:column;gap:.25rem}.body-info,.mobility-info{display:flex;align-items:baseline;gap:.4rem}.sub-value{font-size:var(--font-size-body);color:var(--text-primary);opacity:.6}.mobility-speed{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-body);font-weight:600;color:var(--accent)}.fov-visualizer{display:flex;gap:1.5rem;justify-content:center;margin:.2rem 0}.fov-diagram{display:flex;flex-direction:row;align-items:center;gap:.3rem}.fov-diagram-content{display:flex;flex-direction:column;align-items:center;gap:.1rem}.fov-diagram-label{font-size:var(--font-size-body);color:var(--text-primary);opacity:.6;font-weight:500}.fov-svg{flex-shrink:0}.fov-value{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-body);font-weight:700;color:var(--accent)}.height-icon{flex-shrink:0}.start-game-button{display:block;width:fit-content;margin:1rem auto 0;padding:clamp(1rem,2.5vw,1.5rem) clamp(2rem,6vw,5rem);font-size:var(--font-size-subheading);font-weight:600;color:#fff;background:var(--accent);border:none;border-radius:16px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;box-shadow:0 4px 20px #6fd32766}.start-game-button:hover:not(.disabled){transform:translateY(-2px);background:var(--accent-hover);box-shadow:0 6px 24px #6fd32780}.start-game-button.disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.environment-note{width:fit-content;margin:1.5rem auto 0;padding:1rem;background:#fff;border-radius:8px;font-size:var(--font-size-body);color:var(--text-primary);line-height:1.7;text-align:left}.environment-note p{margin:.2rem 0}.environment-note-date{opacity:.7}.recommend-section{padding:clamp(3rem,6vw,5rem) clamp(1rem,3vw,2rem);background:var(--accent)}.recommend-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-heading);font-weight:700;color:#fff;text-align:center;margin-bottom:3rem}.recommend-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:3rem;max-width:900px;margin:0 auto}.recommend-card{display:flex;flex-direction:column;align-items:center;text-align:left;padding:1.5rem}.recommend-icon{width:clamp(120px,18vw,220px);height:clamp(120px,18vw,220px);margin-bottom:1.5rem;object-fit:contain}.recommend-card-text{display:flex;flex-direction:column;align-items:flex-start;min-width:0}.recommend-card-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:700;color:#fff;margin-bottom:1rem}.recommend-card-description{font-size:var(--font-size-body);color:#fff;line-height:1.7}.guide-section{padding:clamp(3rem,6vw,5rem) clamp(.5rem,2vw,2rem);background:var(--bg-primary);max-width:1200px;margin:0 auto;overflow-x:hidden}.guide-section .carousel-container{position:relative}.guide-section .carousel-arrow{position:absolute;top:120px;z-index:10}.guide-section .carousel-arrow-left{left:0}.guide-section .carousel-arrow-right{right:0}.guide-section .carousel-arrow:hover{transform:scale(1.05)}.guide-section .carousel-slide{margin:0 70px}.guide-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-heading);font-weight:700;color:var(--accent);text-align:center;margin-bottom:2.5rem}.guide-slide-content{display:block;min-height:auto}.guide-steps-stack{width:100%;min-width:0}.guide-step-wrapper{display:none;min-width:0}.guide-step-wrapper.active{display:flex}.guide-step-section{padding:1.5rem;flex:1;display:flex;flex-direction:column;min-width:0}.guide-selection-preview{display:flex;flex-direction:column;gap:1rem;margin-top:1rem;flex:1}.guide-selection-preview .selection-card,.guide-selection-preview .age-card-full{pointer-events:none}.guide-selection-preview .card-number{display:none}.guide-age-preview{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-top:1rem;flex:1}.guide-age-card{display:flex;flex-direction:column;align-items:stretch;padding:.75rem;background:#fff;border:2px solid rgba(0,0,0,.06);border-radius:12px;text-align:left}.guide-age-card.selected{border-color:var(--accent);background:linear-gradient(#6fd32726,#6fd32726),#fff;box-shadow:0 4px 16px #6fd32740}.guide-age-card .age-card-header{margin-bottom:.5rem;padding-bottom:.5rem}.guide-age-card .age-card-stats,.guide-age-card .stat-visual{gap:.5rem}.guide-step-header{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:1rem}.guide-step-number{width:40px;height:40px;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:SmartFontUI,sans-serif;font-weight:700;font-size:var(--font-size-subheading);flex-shrink:0}.guide-step-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:700;color:var(--text-primary);margin:0;min-width:12em;text-align:center}.guide-step-description{font-size:var(--font-size-body);color:var(--text-primary);line-height:1.8;margin:0;padding-left:56px}.guide-step-note{font-size:.8rem;color:var(--text-secondary);margin:.5rem 0 0;line-height:1.5;text-align:right;padding-right:1.5rem}.guide-controls{display:flex;justify-content:center;gap:1.5rem;padding:1.5rem 0;flex:1}.guide-control-group{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:1.5rem;border:2px solid rgba(0,0,0,.06);border-radius:16px;flex:1;min-width:0}.guide-control-group-title{font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:700;color:var(--text-primary);padding:.25rem 1rem;border-bottom:2px solid var(--accent)}.guide-control-group-items{display:flex;justify-content:center;align-items:center;gap:2rem;flex-wrap:wrap}.guide-control-item{display:flex;flex-direction:column;align-items:center;gap:.75rem}.guide-control-keys{display:flex;flex-direction:column;align-items:center;gap:4px}.guide-key-row{display:flex;gap:4px}.guide-key{width:52px;height:52px;background:#2a2a2a;color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:SmartFontUI,sans-serif;font-size:var(--font-size-subheading);font-weight:600;box-shadow:0 3px #1a1a1a,0 4px 8px 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