:root{color-scheme:dark;--bg:#06131f;--ink:#effaff;--muted:#a8bdc9;--aqua:#76e8e7;--line:rgba(150,219,225,.19)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 75% 9%,#123a4b 0,transparent 31%),var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;line-height:1.8}a{color:inherit}a:focus-visible{outline:2px solid var(--aqua);outline-offset:5px}.skip{position:absolute;top:-5rem;left:1rem;z-index:5;background:#fff;color:#000;padding:.5rem}.skip:focus{top:1rem}.wrap{width:min(1160px,calc(100% - 64px));margin:auto}.header{height:96px;display:flex;align-items:center;gap:60px;border-bottom:1px solid var(--line)}.brand{font-size:20px;letter-spacing:.13em;font-weight:800;text-decoration:none;white-space:nowrap}.brand span{color:var(--aqua)}.brand-mark{font-size:30px;vertical-align:-2px;margin-right:5px}.header nav{display:flex;gap:34px;margin-left:auto;font-size:13px}.header nav a{text-decoration:none;color:#d6e6eb}.status{font-size:11px;letter-spacing:.08em;border:1px solid var(--line);border-radius:50px;padding:5px 12px;color:#c2e9e8;white-space:nowrap}.status span,.eyebrow span{display:inline-block;width:6px;height:6px;background:var(--aqua);border-radius:50%;margin-right:9px;vertical-align:2px}.hero{position:relative;min-height:660px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:15px;padding-top:40px;padding-bottom:100px}.hero-copy{z-index:1}.eyebrow{font-size:11px;letter-spacing:.2em;color:var(--aqua);font-weight:700}.hero h1,.section h2{font-size:clamp(37px,4.2vw,60px);line-height:1.43;letter-spacing:.03em;margin:22px 0 26px;font-weight:650}.hero h1 em,.section h2 em{color:var(--aqua);font-style:normal}.hero-text,.intro-copy{font-size:15px;line-height:2.15;color:#c1d4dc}.actions{display:flex;align-items:center;gap:32px;margin-top:34px}.button{display:inline-flex;gap:25px;justify-content:space-between;align-items:center;min-height:52px;padding:11px 22px;border-radius:3px;text-decoration:none;font-size:13px;font-weight:700}.primary{background:var(--aqua);color:#06212b}.text-link{font-size:13px;font-weight:700;text-decoration:none;border-bottom:1px solid var(--aqua);padding-bottom:5px}.text-link span{color:var(--aqua);margin-left:9px}.availability{color:#8fa9b6;font-size:11px;margin-top:24px}.hero-art{position:relative;margin:0;display:grid;place-items:center;aspect-ratio:1}.hero-art img{width:100%;height:auto;z-index:1;filter:drop-shadow(0 24px 45px #0008)}.hero-art figcaption{position:absolute;bottom:0;right:0;font-size:10px;letter-spacing:.06em;color:#92b1bd}.orbit{position:absolute;width:85%;height:85%;border:1px solid #8aebed18;border-radius:50%}.orbit-two{width:105%;height:105%;border-style:dashed}.hero-index{position:absolute;bottom:28px;left:0;font-size:11px;color:var(--aqua);letter-spacing:.15em}.hero-index span{color:#849eab;margin-left:14px}.section{padding-top:110px;padding-bottom:110px}.intro{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:80px}.intro-copy{padding-top:20px;max-width:470px}.intro-copy p{margin:0 0 20px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:48px}.section-heading>p{font-size:14px;color:var(--muted)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line)}.feature{min-height:300px;padding:30px;border-right:1px solid var(--line);background:linear-gradient(135deg,#ffffff05,transparent)}.feature:last-child{border:0}.feature-number{font-size:10px;letter-spacing:.16em;color:#9ab8c2}.feature-symbol{font-size:36px;line-height:1;margin:45px 0 30px;color:var(--aqua)}h3{font-size:18px;letter-spacing:.02em}.feature p,.steps p{font-size:13px;line-height:2;color:var(--muted)}.how{background:#0b202d;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:45px}.steps article{border-top:1px solid #76e8e75c;padding-top:18px}.steps article>span{font-size:12px;color:var(--aqua);letter-spacing:.12em}.closing{text-align:center}.closing p:not(.eyebrow){color:var(--muted);font-size:14px}.secondary{margin-top:22px;border:1px solid #76e8e777;color:var(--aqua)}.footer{padding-top:30px;padding-bottom:35px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.footer p{font-size:11px;color:#8ca4b0}.footer p span{color:#a2c6cc}@media(max-width:760px){.wrap{width:calc(100% - 40px)}.header{height:72px;gap:15px}.header nav{display:none}.status{margin-left:auto}.hero{display:flex;flex-direction:column;align-items:stretch;padding:45px 0 64px;min-height:0;gap:0}.hero h1,.section h2{font-size:clamp(32px,8vw,43px)}.hero-text{font-size:14px}.desktop{display:none}.hero-art{width:min(100%,440px);align-self:center;margin:22px auto 15px}.hero-index{bottom:12px}.section{padding-top:70px;padding-bottom:70px}.intro{grid-template-columns:1fr;gap:0}.intro-copy{padding:0}.section-heading{display:block;margin-bottom:32px}.feature-grid,.steps{grid-template-columns:1fr}.feature{min-height:0;border-right:0;border-bottom:1px solid var(--line)}.feature-symbol{margin:25px 0 15px}.steps{gap:24px}.footer{align-items:flex-start;flex-direction:column;gap:0}.footer p{margin:5px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Language controls and right-to-left layout. */
.header .language{display:flex;align-items:center;gap:8px;white-space:nowrap;font-size:12px;color:#c2e9e8}
.language select{color:#effaff;background:#0b2634;border:1px solid var(--line);border-radius:4px;min-height:40px;max-width:170px;padding:4px 8px;font:inherit}
.status>span:not(:first-child),.eyebrow>span:not(:first-child){display:inline;width:auto;height:auto;background:none;border-radius:0;margin:0;vertical-align:baseline}
.status>span:first-child,.eyebrow>span:first-child{margin-inline-end:9px;margin-inline-start:0}
h1,h2,h3,p{overflow-wrap:anywhere}
html[dir="rtl"] .header nav{margin-left:0;margin-right:auto}
html[dir="rtl"] .hero-index{left:auto;right:0}
html[dir="rtl"] .hero-index span{margin-left:0;margin-right:14px}
html[dir="rtl"] .hero-art figcaption{right:auto;left:0}
html[dir="rtl"] .feature{border-right:0;border-left:1px solid var(--line)}
html[dir="rtl"] .feature:last-child{border-left:0}
@media(max-width:760px){.header{gap:10px}.header .status{margin-left:auto}.language-label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.language select{max-width:125px}html[dir="rtl"] .header .status{margin-left:0;margin-right:auto}html[dir="rtl"] .feature{border-left:0;border-bottom:1px solid var(--line)}html[dir="rtl"] .feature:last-child{border-bottom:0}}
@media(max-width:360px){.header .brand{font-size:16px}.header .brand-mark{font-size:24px}.header .status{font-size:10px;padding:4px 8px}.language select{max-width:105px}}
@media(max-width:760px){.header .brand{font-size:16px}.header .brand-mark{font-size:24px}.header .status{font-size:10px;padding:4px 7px}.language select{max-width:98px}}
@media(max-width:760px){.header .status{display:none}.header .language{margin-inline-start:auto}}
/* Keep the header usable between phone and desktop widths and give long locale names room. */
.language select{min-height:44px}
@media(max-width:900px){.header{gap:10px}.header nav,.header .status{display:none}.header .language{margin-inline-start:auto}}
@media(max-width:760px){.language select{max-width:140px}}
@media(max-width:760px){.header .language{flex:0 1 140px;min-width:0}.language select{width:100%;min-width:0}.actions{flex-wrap:wrap;gap:16px}}
.noscript-notice{color:var(--muted);font-size:13px}

/* Actual app screen, kept compact in the hero on wide displays. */
.hero-art{aspect-ratio:auto;min-height:580px}.hero-art img{width:min(53%,250px);border-radius:28px;border:1px solid #8aebed44}
@media(max-width:760px){.hero-art{min-height:480px}.hero-art img{width:min(60%,220px)}}
.legal-page{max-width:800px;min-height:100vh;padding-block:4rem}.legal-page h1{font-size:clamp(1.8rem,5vw,2.8rem);line-height:1.3}.legal-page p{line-height:2;color:var(--muted)}.legal-page a{color:var(--aqua)}
.legal-page section h2{font-size:clamp(1.05rem,2.5vw,1.3rem);line-height:1.5;margin:2rem 0 .6rem;color:var(--ink)}
.legal-top{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}.legal-layout{display:grid;grid-template-columns:minmax(180px,220px) minmax(0,1fr);gap:2rem;align-items:start}.legal-toc{position:sticky;top:1rem;border:1px solid var(--line);border-radius:14px;padding:1rem;background:#102b3a}.legal-toc h2{font-size:1rem;margin:0 0 .5rem}.legal-toc a{display:block;padding:.35rem 0;font-size:.85rem;line-height:1.5}.legal-article section:first-child h2{margin-top:0}@media(max-width:700px){.legal-layout{grid-template-columns:1fr;gap:1.5rem}.legal-toc{position:static}.legal-page{padding-block:2rem}}
.privacy-choice{position:fixed;z-index:20;bottom:1rem;inset-inline:1rem;max-width:560px;margin-inline:auto;padding:1rem;background:#102b3a;border:1px solid var(--aqua);border-radius:12px;box-shadow:0 8px 30px #0009}.privacy-choice[hidden]{display:none}.privacy-choice p{margin:0 0 .75rem}.privacy-choice button{font:inherit;color:var(--ink);background:#153f4c;border:1px solid var(--aqua);border-radius:8px;padding:.45rem .8rem;cursor:pointer}.privacy-choice button+button{margin-inline-start:.5rem}.analytics-settings{font:inherit;font-size:.8rem;color:var(--muted);background:none;border:0;padding:.65rem 0;min-height:44px;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.analytics-settings:hover,.analytics-settings:focus-visible{color:var(--aqua)}.analytics-settings:focus-visible{outline:2px solid var(--aqua);outline-offset:3px}.legal-settings-footer{padding-bottom:2rem}
.privacy-choice a{color:var(--aqua);display:inline-block;margin-bottom:.7rem}.legal-page label{display:block;margin-top:2rem}.legal-page select{font:inherit;color:var(--ink);background:#0b2634;border:1px solid var(--line);padding:.4rem}
/* More from SORYUKEN. */
.footer{display:block}.related{padding-bottom:3rem}.related h2{font-size:clamp(1.35rem,3vw,2rem);line-height:1.4;letter-spacing:.02em}.related>p{color:var(--muted);font-size:.9rem}.related h3{margin:1.75rem 0 .8rem;color:var(--aqua);font-size:1rem}.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:.75rem}.related-card{display:flex;flex-direction:column;gap:.35rem;padding:1rem 1.1rem;border:1px solid var(--line);border-radius:12px;background:#ffffff05;text-decoration:none}.related-card:hover,.related-card:focus-visible{border-color:var(--aqua);background:#ffffff0d}.related-card strong{font-size:.95rem;color:var(--ink)}.related-card>span{font-size:.8rem;color:var(--muted);line-height:1.7}.footer-meta{border-top:1px solid var(--line);padding-top:1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}@media(max-width:760px){.footer-meta{align-items:flex-start;flex-direction:column;gap:.4rem}}