@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700&display=swap";:root{color:#20233a;font-synthesis:none;text-rendering:optimizelegibility;background:#fff;font-family:Noto Sans JP,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0;line-height:1.85}img{max-width:100%;height:auto}a{color:#514699;text-underline-offset:.2em}a:hover{color:#29225d}a:focus-visible{outline-offset:4px;border-radius:2px;outline:3px solid #6d61bd}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{letter-spacing:.02em;line-height:1.45}p{margin:.8rem 0}.skip-link{z-index:10;background:#fff;padding:.5rem 1rem;position:absolute;top:-5rem;left:1rem}.skip-link:focus{top:1rem}.site-header{background:#fff;border-bottom:1px solid #e9e8ef}.header-inner,.footer-inner,.page-shell{width:min(100% - 2.5rem,1080px);margin-inline:auto}.header-inner{flex-direction:column;align-items:flex-start;gap:.75rem;padding:1rem 0;display:flex}.brand{width:min(275px,100%);display:block}.brand img{width:100%;display:block}.site-nav{flex-wrap:wrap;gap:.25rem 1.25rem;display:flex}.site-nav a{color:#36314f;font-size:.93rem;font-weight:600;text-decoration:none}.site-nav a[aria-current=page]{color:#6756ae;text-underline-offset:.45em;text-decoration:underline 2px}main{min-height:65vh}.hero{border-bottom:1px solid #e9e8ef;padding-top:3.5rem;padding-bottom:3.5rem}.hero-brand,.eyebrow{color:#7566ad;letter-spacing:.15em;text-transform:uppercase;margin:0 0 .75rem;font-size:.8rem;font-weight:700}.hero h1{letter-spacing:.01em;max-width:850px;margin:0;font-size:clamp(2rem,6vw,3.55rem)}.hero .lead-copy{color:#43445a;max-width:810px;margin-top:1.8rem}.section-spacing{padding-top:3.5rem;padding-bottom:4rem}.section-spacing+.section-spacing{border-top:1px solid #e9e8ef}.section-title{margin:0 0 1.6rem;font-size:clamp(1.5rem,3vw,2rem)}.service-grid,.card-grid{grid-template-columns:1fr;gap:1rem;display:grid}.service-item,.card{background:#fff;border:1px solid #e5e2ee;border-radius:12px;padding:1.5rem}.service-item h3,.card h3{margin:0 0 .8rem;font-size:1.28rem}.service-item p,.card p{color:#505169}.text-link{margin-top:.5rem;font-weight:700;display:inline-block}.content-stack{max-width:800px}.content-stack>*+*{margin-top:1.5rem}.feature-list,.news-list,.story-list{margin:0;padding:0;list-style:none}.feature-list li,.news-list li,.story-list li{border-top:1px solid #e9e8ef;padding:1.35rem 0}.feature-list li:last-child,.news-list li:last-child,.story-list li:last-child{border-bottom:1px solid #e9e8ef}.feature-list h3,.story-list h2{margin:.2rem 0 .65rem;font-size:1.2rem}.meta{color:#6e6981;font-size:.85rem;font-weight:600;display:block}.profile-list{grid-template-columns:1fr;gap:0;margin:0;display:grid}.profile-list dt,.profile-list dd{border-bottom:1px solid #e9e8ef;margin:0;padding:.75rem 0}.profile-list dt{border-bottom:0;padding-bottom:0;font-weight:700}.profile-list dd{padding-top:0}.table-scroll{max-width:100%;overflow-x:auto}table{border-collapse:collapse;text-align:left;width:100%;min-width:580px}th,td{vertical-align:top;border-bottom:1px solid #e9e8ef;padding:.8rem .9rem}th{background:#f6f5fa}.button-link{color:#fff;background:#514699;border-radius:7px;padding:.75rem 1.25rem;font-weight:700;text-decoration:none;display:inline-block}.button-link:hover{color:#fff;background:#31276e}.site-footer{background:#faf9fc;border-top:1px solid #e9e8ef}.footer-inner{flex-wrap:wrap;gap:.35rem 1.5rem;padding:2rem 0;font-size:.85rem;display:flex}.footer-inner span{font-weight:700}@media (width>=700px){.header-inner{flex-direction:row;justify-content:space-between;align-items:center;min-height:104px}.site-nav{gap:1.5rem}.hero{padding-top:5.5rem;padding-bottom:5.5rem}.section-spacing{padding-top:5rem;padding-bottom:5rem}.service-grid,.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.profile-list{grid-template-columns:170px minmax(0,1fr)}.profile-list dt{border-bottom:1px solid #e9e8ef;padding:.8rem 0}.profile-list dd{padding:.8rem 0}}@media (width>=1000px){.service-grid.three-column{grid-template-columns:repeat(3,minmax(0,1fr))}}.home-hero{isolation:isolate;background:#fff;border-bottom:1px solid #e9e8ef;height:clamp(540px,75svh,680px);position:relative;overflow:hidden}.life-stage{z-index:0;height:100%;position:absolute;inset:0;overflow:hidden}.life-stage canvas{width:100%;height:100%;display:block}.home-mission{z-index:1;text-align:center;background:#ffffffe0;border-radius:16px;width:min(100% - 40px,820px);max-width:none;margin:0;padding:1rem 1.5rem;position:absolute;bottom:30px;left:50%;transform:translate(-50%)}.home-mission .eyebrow{letter-spacing:.28em}.home-mission h1{color:#14213d;margin:0;font-size:clamp(1.5rem,3.8vw,2.3rem);line-height:1.5}.mobile-mission-break{display:none}.home-mission .lead-copy{color:#4a5568;max-width:760px;margin:1rem auto 0}.home-mission .lead-copy p{margin:.45rem 0}.service-item-visual{flex-direction:column;align-items:flex-start;gap:.15rem;transition:background-color .35s,border-color .35s,box-shadow .35s;display:flex}.service-item-visual .text-link{margin-top:auto}.service-symbol{color:#553c9a;flex:none;width:74px;height:74px;margin:0 0 1.15rem;transition:transform .35s;display:block;position:relative}.symbol-games{place-items:center;display:grid}.symbol-games:before{content:"";border:2px solid #805ad5;border-style:solid solid dashed dashed;position:absolute;inset:24px}.symbol-games span{letter-spacing:.2em;white-space:nowrap;color:#292638;font-family:Georgia,serif;font-size:.9rem;font-style:italic;line-height:2.7;position:relative}.symbol-community:before,.symbol-community:after{content:"";border:2px solid #6b49aa;border-radius:50%;width:38px;height:38px;position:absolute;top:15px}.symbol-community:before{left:10px}.symbol-community:after{left:28px}.symbol-data{background:linear-gradient(35deg,#0000 47%,#7656ba 48% 50%,#0000 51%) 16px 19px/31px 38px no-repeat,linear-gradient(-22deg,#0000 47%,#7656ba 48% 50%,#0000 51%) 32px 22px/25px 34px no-repeat}.symbol-data span{background:#553c9a;border-radius:50%;width:18px;height:18px;position:absolute}.symbol-data span:first-child{top:12px;left:12px}.symbol-data span:nth-child(2){background:#805ad5;top:17px;left:47px}.symbol-data span:nth-child(3){width:14px;height:14px;top:47px;left:30px}.service-board-list{gap:1.5rem;display:grid}.service-board{background:#fff;border:1px solid #e5e2ee;border-radius:18px;grid-template-columns:minmax(180px,28%) minmax(0,1fr);transition:border-color .35s,box-shadow .35s;display:grid;overflow:hidden}.board-visual{background:#faf9fc;border-right:1px solid #e5e2ee;place-items:center;min-height:210px;transition:background-color .35s;display:grid}.board-visual .service-symbol{margin:0;transform:scale(1.5)}.board-content{padding:2.25rem 2.5rem}.board-content h2{margin:0 0 .8rem;font-size:clamp(1.45rem,2.5vw,1.9rem)}.board-content>p:not(.eyebrow){color:#505169}@media (hover:hover){.service-item-visual:hover,.service-board:hover{border-color:#cfc3e9;box-shadow:0 16px 35px #553c9a14}.service-item-visual:hover{background:#fbf9ff}.service-item-visual:hover .service-symbol,.service-board:hover .service-symbol{transform:scale(1.12)rotate(2deg)}.service-board:hover .service-symbol{transform:scale(1.65)rotate(2deg)}.service-board:hover .board-visual{background:#f7f5ff}}.service-item-visual:focus-within,.service-board:focus-within{background:#fbf9ff;border-color:#a998d6}.games-scene{isolation:isolate;min-height:75vh;padding:clamp(3rem,8vw,7rem) 1.25rem 8rem;position:relative}.collatz-background{z-index:0;pointer-events:none;width:100vw;height:100vh;display:block;position:fixed;inset:0}.games-scene .page-shell{width:min(100%,1100px)}.games-panel{z-index:1;-webkit-backdrop-filter:blur(12px);background:#ffffffb8;border:1px solid #553c9a1f;border-radius:24px;position:relative;box-shadow:0 10px 40px #553c9a0a}.games-hero{text-align:center;padding:clamp(2.2rem,5vw,4rem)}.games-hero h1,.games-hero .lead-copy{margin-inline:auto}.games-projects{margin-top:clamp(2rem,5vw,4rem);padding:clamp(2.2rem,5vw,4rem)}.games-projects .service-item{background:#fff9}.collatz-hint,.accelerator-note{color:#62637b;margin:.8rem 0 0;font-size:.83rem}.accelerator-stage:focus-visible{outline-offset:4px;outline:3px solid #6d61bd}.accelerator{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:2rem;padding-top:3rem;padding-bottom:3rem;display:grid}.accelerator-intro h2{overflow-wrap:normal;margin:.4rem 0 1rem;font-family:ui-monospace,monospace;font-size:clamp(1.25rem,2.4vw,1.9rem);line-height:1.25}.accelerator-intro>p:last-child{color:#505169}.accelerator-stage{color:#2d3748;cursor:pointer;background:#fff;border:1px solid #e5e2ee;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:.55rem;min-width:0;min-height:270px;display:flex;overflow:hidden}.accelerator-parity,.accelerator-formula{color:#553c9a;letter-spacing:.08em;min-height:1.5em;font-family:ui-monospace,monospace;font-size:clamp(1rem,2.3vw,1.4rem);font-weight:800}.accelerator-number{border-radius:12px;min-width:3ch;padding:.1em .4em;font-family:ui-monospace,monospace;font-size:clamp(3rem,8vw,5.4rem);font-weight:800;line-height:1.25;transition:background-color .15s,color .15s,transform .15s}.accelerator-status{color:#62637b;text-align:center;max-width:90%;font-size:.75rem}.accelerator-stage.is-even .accelerator-number{color:#284e43;background:#d2e7df}.accelerator-stage.is-odd .accelerator-number{color:#6b2d24;background:#fbcbc4}.accelerator-stage.is-even .accelerator-parity,.accelerator-stage.is-even .accelerator-formula{color:#284e43}.accelerator-stage.is-odd .accelerator-parity,.accelerator-stage.is-odd .accelerator-formula{color:#6b2d24}.accelerator-stage.is-finished .accelerator-number{color:#553c9a;animation:.8s ease-out both accelerator-finish}@keyframes accelerator-finish{to{opacity:.5;transform:scale(1.5)}}.accelerator-note{text-align:right;grid-column:1/-1;margin-top:-1.5rem}.animated-feature-section{isolation:isolate;position:relative}.animated-feature-section>.section-title,.animated-feature-section>.feature-list{z-index:1;position:relative}.collatz-projectiles{z-index:0;pointer-events:none;width:100%;height:100%;display:block;position:absolute;inset:0}.animated-feature-section .feature-list li{background:#ffffffe8;padding-inline:1rem}@media (width<=699px){.home-hero{height:max(660px,90svh)}.home-mission{border-radius:12px;width:calc(100% - 20px);padding:12px 10px;bottom:15px}.home-mission h1{font-size:clamp(1.12rem,4.4vw,1.55rem);line-height:1.4}.home-mission .lead-copy{text-align:left;font-size:.88rem;line-height:1.65}.home-mission .lead-copy p{margin:.35rem 0}.games-scene{padding:2.5rem 12px 4rem}.games-panel{border-radius:16px}.games-hero,.games-projects{padding:2rem 1.25rem}.service-board{grid-template-columns:1fr}.board-visual{border-bottom:1px solid #e5e2ee;border-right:0;min-height:125px}.board-visual .service-symbol{transform:scale(1.1)}.board-content{padding:1.4rem}.accelerator{grid-template-columns:1fr;gap:1rem}.accelerator-note{text-align:left;grid-column:auto;margin-top:0}}@media (width<=390px){.home-hero{height:max(720px,95svh)}.home-mission h1{font-size:1.08rem}.home-mission .lead-copy{font-size:.82rem;line-height:1.56}}@media (width<=699px){.mobile-mission-break{display:initial}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.service-item-visual,.service-board,.board-visual,.service-symbol,.accelerator-number{transition:none!important}.accelerator-stage.is-finished .accelerator-number{animation:none}}