html,body{overscroll-behavior:auto!important;height:auto!important;min-height:100%!important;position:static!important;inset:auto!important;overflow:hidden auto!important}.roll-ice-page{--ri-ink:#284c43;--ri-muted:#667f72;--ri-line:#c9d9c9;--ri-paper:#f9f7ee;--ri-coral:#ca715f;min-height:100dvh;color:var(--ri-ink);background:#e9f0e7;font-family:Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif}.ri-site-header{z-index:2;background:#f8f8f0;border-bottom:1px solid #b7cfbe;justify-content:space-between;align-items:center;gap:18px;min-height:66px;padding:9px clamp(16px,4vw,56px);display:flex;position:relative}.ri-brand{color:#2c5d4e;white-space:nowrap;align-items:center;gap:10px;text-decoration:none;display:inline-flex}.ri-brand span{color:#b86655;background:#dbeadd;border-radius:50%;place-items:center;width:34px;height:34px;font-family:Hiragino Maru Gothic ProN,sans-serif;font-size:21px;font-weight:900;display:grid}.ri-brand strong{letter-spacing:-.05em;font-family:Georgia,serif;font-size:22px;font-weight:600}.ri-site-header nav{flex-wrap:wrap;align-items:center;gap:clamp(11px,2.5vw,28px);display:flex}.ri-site-header nav a{color:#497064;white-space:nowrap;font-size:12px;font-weight:700;text-decoration:none}.ri-site-header nav a:hover,.ri-site-header nav a:focus-visible{color:#b86453}.ri-intro{border-bottom:1px solid var(--ri-line);background:repeating-linear-gradient(0deg,#f9f7ef 0 28px,#f5f5eb 29px 30px);justify-content:space-between;align-items:center;gap:24px;min-height:0;padding:12px clamp(18px,5vw,72px) 14px;display:flex}.ri-eyebrow{color:#b46b5c;letter-spacing:.16em;font:800 10px/1.3 ui-monospace,monospace;display:block}.ri-intro h1{color:#25564d;letter-spacing:-.055em;margin:3px 0 2px;font-family:Hiragino Maru Gothic ProN,Noto Sans JP,sans-serif;font-size:clamp(25px,3vw,34px);font-weight:900;line-height:1.2}.ri-intro p{color:#61766c;margin:0;font-size:clamp(12px,1.15vw,14px);font-weight:600;line-height:1.5}.ri-intro p span{margin-left:.4em}.ri-play{isolation:isolate;background:#e9eee5;height:calc(100dvh - 66px);min-height:620px;position:relative;overflow:hidden}.roll-ice-page .ri-play .app{width:100%;min-height:0;height:100%!important;position:relative!important;inset:auto!important}.roll-ice-page .ri-play .atelier-home{inset:0;position:absolute!important}.roll-ice-page #scene{position:absolute;inset:0}.ri-game-loading{z-index:50;text-align:center;background:radial-gradient(circle at 50% 42%,#fff9f3 0,#f9eee9 58%,#edf3e9 100%);place-items:center;padding:24px;display:grid;position:absolute;inset:0}.ri-game-loading-card{background:#fffdf8;border:1px solid #c9d9c9;border-radius:22px;width:min(100%,340px);padding:34px 25px 30px;box-shadow:0 16px 45px #435e4e1c}.ri-game-loading-mark{color:#c87563;background:#e4f0e4;border-radius:50%;place-items:center;width:64px;height:64px;margin:0 auto 21px;font-family:Hiragino Maru Gothic ProN,sans-serif;font-size:38px;font-weight:900;line-height:1;display:grid}.ri-game-loading-eyebrow{color:#b46b5c;letter-spacing:.14em;margin:0;font:800 10px/1.4 ui-monospace,monospace}.ri-game-loading-title{color:#28564a;margin:12px 0 0;font-size:19px;font-weight:800;line-height:1.5}.ri-game-loading-detail{color:#64786b;margin:9px 0 0;font-size:13px;line-height:1.7}.ri-game-loading-bar{background:#dfebdf;border-radius:99px;width:146px;height:4px;margin:25px auto 0;display:block;overflow:hidden}.ri-game-loading-bar span{border-radius:inherit;background:#c87563;width:38%;height:100%;animation:1.5s ease-in-out infinite alternate ri-loading-sweep;display:block}.ri-game-loading-card button{color:#28564a;background:#eaf4e9;border:1px solid #9cbeaa;border-radius:10px;min-height:42px;margin-top:23px;padding:0 20px;font-size:13px;font-weight:800}@keyframes ri-loading-sweep{to{transform:translate(240%)}}@media (prefers-reduced-motion:reduce){.ri-game-loading-bar span{width:100%;animation:none}}.ri-guide{background:#f8f8f0;border-top:6px solid #b8d3c0}.ri-guide-inner{width:min(100% - 36px,1120px);margin:0 auto;padding:clamp(48px,7vw,90px) 0 90px}.ri-guide-head{border-bottom:1px solid #b8cdb9;grid-template-columns:minmax(0,1fr) 320px;align-items:end;gap:28px;padding-bottom:30px;display:grid}.ri-guide h2{color:#28564a;letter-spacing:-.045em;margin:10px 0 0;font-family:Hiragino Maru Gothic ProN,Noto Sans JP,sans-serif;font-size:clamp(26px,3vw,38px);font-weight:900;line-height:1.3}.ri-guide-head p{color:var(--ri-muted);margin:0;font-size:13px;line-height:2}.ri-lead{color:#465f54;max-width:810px;margin:32px 0 38px;font-size:15px;line-height:2.25}.ri-steps{background:#b9d0be;border:1px solid #b9d0be;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;display:grid}.ri-step{background:#fffdf7;min-height:210px;padding:28px 30px}.ri-step:last-child{background:#f2f5ed;grid-column:1/-1;min-height:160px}.ri-step>span{color:#cb7966;font:700 32px/1 Georgia,serif;display:inline-block}.ri-step h3{color:#2b5c50;margin:13px 0 9px;font-size:18px;font-weight:800}.ri-step p{color:#64786b;max-width:54ch;margin:0;font-size:13px;line-height:2}.ri-tips{background:#e8f1e6;border:1px solid #b9d0be;grid-template-columns:minmax(0,1fr) 200px;align-items:center;gap:30px;margin-top:48px;padding:32px 36px;display:grid}.ri-tips h2{font-size:27px}.ri-tips p{color:#526d60;max-width:70ch;margin:16px 0 0;font-size:14px;line-height:2.1}.ri-tip-mark{color:#c97661;justify-content:center;align-items:center;gap:3px;font-family:Hiragino Maru Gothic ProN,sans-serif;font-size:56px;font-weight:900;display:flex;transform:rotate(-7deg)}.ri-tip-mark span:nth-child(2){transform:translateY(-12px)rotate(12deg)}.ri-tip-mark span:nth-child(3){transform:translateY(6px)rotate(10deg)}.ri-faq{max-width:820px;margin-top:62px}.ri-faq h2{margin-bottom:22px;font-size:27px}.ri-faq>div{border-top:1px solid #c5d6c4;padding:20px 0}.ri-faq h3{color:#2f5c4e;margin:0;font-size:16px;line-height:1.7}.ri-faq p{color:#64786b;margin:9px 0 0;font-size:13px;line-height:2}.ri-next{color:#f9f4e8;background:#2b5148;justify-content:space-between;align-items:end;gap:28px;margin-top:50px;padding:28px 34px;display:flex}.ri-next .ri-eyebrow{color:#f0ae9c}.ri-next h2{color:#fff8ed;font-size:28px}.ri-next p{color:#d8e4d6;margin:13px 0 0;font-size:13px;line-height:1.8}.ri-next a{color:#fff8ed;white-space:nowrap;border:1px solid #bacfb8;align-items:center;gap:12px;min-height:45px;padding:10px 15px;font-size:12px;font-weight:800;text-decoration:none;display:inline-flex}.ri-next a:hover{background:#3d6a5b}.ri-footer{color:#668175;background:#edf2e9;border-top:1px solid #bfd2bf;justify-content:space-between;gap:20px;padding:22px clamp(18px,5vw,72px);font-size:12px;display:flex}.ri-footer a{color:#3d7561;font-weight:800;text-decoration:none}@media (width<=700px){.ri-site-header{min-height:56px;padding:8px 13px}.ri-brand strong{font-size:18px}.ri-site-header nav{gap:10px}.ri-site-header nav a{font-size:10px}.ri-intro{align-items:flex-start;padding:12px 16px 14px}.ri-intro h1{font-size:clamp(24px,6vw,30px)}.ri-intro p span{margin-left:0;display:block}.ri-play{height:calc(100dvh - 56px);min-height:560px}.ri-guide-head{grid-template-columns:1fr;gap:12px}.ri-steps{grid-template-columns:1fr}.ri-step,.ri-step:last-child{grid-column:auto;min-height:0;padding:22px}.ri-tips{grid-template-columns:1fr;padding:25px}.ri-tip-mark{display:none}.ri-next{flex-direction:column;align-items:stretch;padding:25px}.ri-next a{white-space:normal;justify-content:center}}@media (width<=700px) and (orientation:portrait){.ri-play{max-height:700px}}@media (width<=360px){.ri-site-header nav a{font-size:9px}.ri-site-header nav{gap:7px}}.roll-ice-page.ri-embed{height:100dvh;min-height:0;overflow:hidden}.ri-embed .ri-play{height:100dvh;min-height:0;max-height:none}