/* SEO landing page only; does not change the existing 3D game styles. */
:root{font-family:system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;color:#203c33;background:#fbfcf8;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0}a{text-decoration:none;color:inherit}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid #c58c2b;outline-offset:4px}p{line-height:1.85}h1,h2,h3,p{margin-top:0}h2,h3{letter-spacing:-.025em}.skip-link{position:absolute;z-index:99;top:-100px;left:15px;padding:12px 16px;background:#fff;color:#183b34}.skip-link:focus{top:10px}.site-header{position:sticky;top:0;z-index:40;border-bottom:1px solid rgba(255,255,255,.14);background:#123c35;color:#fff;box-shadow:0 4px 16px rgba(0,0,0,.07)}.header-inner{max-width:1180px;padding:11px 24px;margin:auto;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;white-space:nowrap}.brand img{border-radius:10px}.brand small{display:block;color:#d6bd84;font-size:9px;letter-spacing:.1em;font-weight:600;margin-top:2px}.site-nav{display:flex;gap:25px;margin-left:auto;color:#e1e8df;font-size:13px}.site-nav a:hover,.site-footer a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:15px;font-size:15px;font-weight:750;border-radius:999px;min-height:54px;padding:14px 23px;transition:transform .2s,background .2s,color .2s}.btn:hover{transform:translateY(-2px)}.btn-small{min-height:40px;font-size:12px;padding:9px 17px;background:#f2c576;color:#143c34}.btn-small:hover{background:#ffda95}.hero{background:#0d3933;color:#fff;position:relative;overflow:hidden}.hero-glow{position:absolute;width:70vw;height:45vw;max-width:1100px;max-height:600px;left:-35vw;top:-18vw;border-radius:50%;background:radial-gradient(circle,rgba(70,139,106,.33),transparent 70%);pointer-events:none}.hero-inner{position:relative;max-width:1220px;min-height:550px;margin:auto;padding:88px 24px 90px;display:grid;grid-template-columns:55% 45%;align-items:center}.hero-copy{position:relative;z-index:2}.eyebrow,.section-kicker{letter-spacing:.15em;font-size:12px;font-weight:800}.eyebrow{display:flex;align-items:center;gap:11px;color:#f5c47b;margin-bottom:28px}.eyebrow-dot{width:7px;height:7px;border-radius:100%;background:#e6c078;box-shadow:0 0 0 6px rgba(226,177,97,.12)}.hero h1{font-size:clamp(34px,4.3vw,60px);line-height:1.28;letter-spacing:-.065em;margin:0 0 24px;font-weight:850;text-wrap:balance}.hero h1 em{font-style:normal;color:#e8be76}.hero-lead{max-width:610px;color:#e4eee7;font-size:16px;line-height:2.1}.hero-lead strong{color:#fff}.hero-actions{margin:32px 0 22px;display:flex;align-items:center;gap:15px;flex-wrap:wrap}.btn-primary{background:#f1c578;color:#123a32;box-shadow:0 13px 24px rgba(0,0,0,.16)}.btn-primary:hover{background:#ffdc9a}.btn-text{color:#ecf5ec;padding:12px 13px}.hero-note{color:#b9d4c5;font-size:12px;line-height:1.6}.hero-note span{padding:0 4px}.hero-art-wrap{position:absolute;right:-95px;bottom:0;width:61%;max-width:790px;aspect-ratio:1060/760;opacity:.98;pointer-events:none;mask-image:linear-gradient(90deg,transparent 1%,#000 21%)}.hero-art{width:100%;height:100%;object-fit:cover;display:block}.art-caption{position:absolute;right:125px;bottom:14px;color:#d6e8d9;font-size:10px;letter-spacing:.06em}.stats{position:relative;max-width:1180px;margin:0 auto;border-top:1px solid rgba(255,255,255,.17);display:grid;grid-template-columns:repeat(3,1fr);padding:23px 24px 26px;gap:20px}.stats div{display:flex;align-items:baseline;gap:12px;justify-content:center}.stats strong{font-size:20px;color:#f3ce8b}.stats span{font-size:12px;color:#d4e0d9}.section{max-width:1170px;margin:0 auto;padding:92px 24px}.section-header{max-width:720px;margin-bottom:35px}.section-kicker{color:#b27b28;margin-bottom:13px}.section h2,.bottom-cta h2{font-size:clamp(28px,3.3vw,42px);line-height:1.4;margin-bottom:15px}.section-header>p:last-child,.worlds-copy>p:not(.section-kicker){color:#63746b;font-size:15px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature-card{border:1px solid #e4e9e2;border-radius:20px;background:#fff;padding:30px 29px;box-shadow:0 7px 23px rgba(12,46,30,.045)}.feature-icon{color:#ae7c38;font-size:14px;font-weight:800;letter-spacing:.08em;margin-bottom:28px}.feature-card h3{font-size:19px;margin:0 0 12px}.feature-card p{color:#69786e;font-size:14px;margin:0}.worlds{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;padding-top:56px;padding-bottom:95px}.worlds-copy h2{margin-bottom:24px}.inline-link{display:inline-flex;align-items:center;gap:15px;font-weight:800;color:#266b4a;border-bottom:1px solid #91ad91;padding-bottom:8px;margin-top:12px}.eras{display:grid;gap:14px}.era-card{display:flex;flex-direction:column;padding:29px 32px;gap:10px;border-radius:18px;background:linear-gradient(120deg,#1c6053,#0f3c35);color:#fff;min-height:165px;justify-content:center}.era-card.amber{background:linear-gradient(120deg,#746c40,#344d3e)}.era-label{font-size:10px;letter-spacing:.2em;color:#f3ce85;font-weight:800}.era-card strong{font-size:25px}.era-card span:last-child{color:#e1e7d9;font-size:13px}.how{border-top:1px solid #e4e9e1}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;list-style:none;padding:0;margin:38px 0 0}.steps li{display:flex;gap:16px}.steps li>span{font-size:21px;color:#b6823b;font-weight:800}.steps h3{font-size:18px;margin:2px 0 8px}.steps p{font-size:14px;color:#6c7b70;margin:0}.faq{padding-top:36px}.faq-items{max-width:890px}.faq details{border-bottom:1px solid #e0e8de;padding:6px 0}.faq summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:19px 2px;font-weight:750;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'＋';color:#47715c;font-size:22px;font-weight:400}.faq details[open] summary:after{content:'－'}.faq details p{color:#64736b;font-size:14px;padding:0 30px 18px 2px;margin:0}.bottom-cta{text-align:center;background:#133d35;color:#fff;padding:67px 24px 75px}.bottom-cta h2{margin-bottom:7px}.bottom-cta>p:not(.section-kicker){color:#d5e6da;font-size:15px;margin-bottom:29px}.site-footer{background:#0c2f29;color:#dce8df;padding:42px max(24px,calc((100vw - 1130px)/2));display:flex;justify-content:space-between;gap:28px}.site-footer>div:first-child{max-width:640px}.site-footer .footer-brand{font-weight:800;font-size:19px;color:#f2ce8c}.site-footer p{margin:14px 0 10px;font-size:13px}.site-footer small{font-size:11px;color:#a9c2b4}.site-footer>div:last-child{display:flex;flex-direction:column;gap:13px;align-items:flex-start;white-space:nowrap;font-size:13px}
@media(max-width:900px){.hero-inner{grid-template-columns:60% 40%;padding-top:80px}.hero-art-wrap{width:63%;right:-140px}.hero h1{font-size:clamp(32px,4.7vw,47px)}.hero-lead{font-size:14px}.site-nav{gap:13px}.worlds{gap:30px}}
@media(max-width:720px){.site-nav{display:none}.header-inner{padding:10px 17px;gap:10px;justify-content:space-between}.brand{font-size:14px}.brand small{font-size:8px}.btn-small{padding:8px 11px;font-size:11px}.hero-inner{display:flex;flex-direction:column;align-items:stretch;min-height:0;padding:52px 23px 280px}.hero-copy{width:100%}.eyebrow{font-size:11px;margin-bottom:24px}.hero h1{font-size:clamp(30px,8.4vw,45px)}.hero-lead{max-width:570px;font-size:14px;line-height:2}.hero-actions{margin-top:26px}.hero-note{font-size:11px}.hero-art-wrap{right:-40px;bottom:0;width:min(95%,580px);max-width:none;height:290px;aspect-ratio:auto;mask-image:linear-gradient(0deg,#000 65%,transparent 100%)}.hero-art{height:100%;object-fit:cover;object-position:center 54%}.art-caption{right:55px;bottom:10px}.stats{padding:18px 12px;gap:8px}.stats div{flex-direction:column;align-items:center;gap:2px;text-align:center}.stats strong{font-size:17px}.stats span{font-size:10px}.section{padding:64px 22px}.section h2,.bottom-cta h2{font-size:clamp(27px,6vw,35px)}.feature-grid,.steps,.worlds{grid-template-columns:1fr}.feature-grid{gap:12px}.feature-card{padding:25px}.feature-icon{margin-bottom:12px}.worlds{gap:25px;padding-top:35px;padding-bottom:70px}.steps{gap:23px}.faq{padding-top:6px}.site-footer{padding:36px 22px;flex-direction:column}.site-footer>div:last-child{flex-direction:row;flex-wrap:wrap;white-space:normal;gap:14px 20px}}
@media(max-width:430px){.btn{font-size:13px;padding:12px 18px;min-height:49px}.btn-small{min-height:36px;padding:8px 9px;font-size:10px;gap:3px}.brand{font-size:13px}.brand img{width:33px;height:33px}.hero-inner{padding:42px 19px 260px}.hero h1{letter-spacing:-.05em}.hero-art-wrap{height:260px}.hero-actions{gap:4px}.hero-note span{padding:0 2px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}