:root{color-scheme:light;--ink:#14263d;--muted:#57667a;--mint:#9bf3d0;--line:#dce4e8;--paper:#f7f9fa;--navy:#0c182b}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;line-height:1.85;font-size:15px}a{color:#096c57;text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid #207a62;outline-offset:5px;border-radius:3px}
.topbar{position:sticky;top:0;z-index:5;background:var(--navy);color:white;border-bottom:1px solid #243449}.top-inner{max-width:1330px;margin:auto;padding:18px 40px;display:flex;justify-content:space-between;align-items:center;gap:18px}.topbar a{color:inherit;text-decoration:none;font-size:13px}.brand{display:flex;align-items:center;gap:12px;font-size:17px!important;font-weight:850;letter-spacing:2px;text-decoration:none}.brand span:not(.brand-mark){font-size:10px;letter-spacing:2px;font-weight:550;opacity:.7}.brand-mark{display:grid;place-items:center;width:29px;height:29px;color:var(--navy);background:var(--mint);border-radius:10px;letter-spacing:0}
.shell{max-width:1330px;margin:auto;display:grid;grid-template-columns:230px minmax(0,1fr);gap:64px;padding:0 40px}aside nav{position:sticky;top:104px;padding:20px 0 32px;display:flex;flex-direction:column;gap:6px;max-height:calc(100vh - 105px);overflow:auto}.nav-title{font-size:11px;letter-spacing:.08em;color:var(--muted);font-weight:750;margin:0 0 14px}nav>a{padding:7px 12px;text-decoration:none;color:var(--muted);font-size:13px;border-radius:8px}nav>a:hover{background:#e9f1ed;color:#075d47}.nav-note{border-top:1px solid var(--line);padding-top:20px;margin-top:24px;font-size:12px;line-height:1.9}.nav-note span{color:var(--muted)}
main{min-width:0;max-width:920px}section{padding:58px 0;border-bottom:1px solid var(--line);scroll-margin-top:8px}section.hero{padding-top:70px}.eyebrow,.section-kicker{font-size:11px;font-weight:750;letter-spacing:2px;color:#147058;margin-bottom:20px;display:flex;align-items:center;gap:8px}.dot{display:inline-block;background:#25ab7b;width:7px;height:7px;border-radius:50%}h1{font-size:clamp(30px,3.3vw,46px);font-weight:850;line-height:1.4;letter-spacing:-.035em;margin:0 0 24px}h2{font-size:28px;line-height:1.4;margin:0 0 24px;letter-spacing:-.02em}h3{font-size:18px;line-height:1.5;margin:32px 0 14px}p{margin:14px 0}.lead{font-size:16px;color:var(--muted);max-width:690px;line-height:2}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 36px}.primary,.secondary{display:inline-flex;align-items:center;gap:18px;border-radius:11px;padding:12px 19px;font-weight:750;font-size:13px;text-decoration:none}.primary{background:var(--ink);color:white}.secondary{background:white;border:1px solid var(--line);color:var(--ink)}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:36px 0 22px}.steps article{background:white;border:1px solid var(--line);border-radius:16px;padding:20px}.steps article>span{font-size:11px;font-weight:800;color:#188065;letter-spacing:1px}.steps h3{font-size:15px;margin:12px 0 8px}.steps p{font-size:12px;line-height:1.8;color:var(--muted);margin:0}
.note{padding:20px 23px;border-left:3px solid #55bd99;background:#edf6f1;border-radius:0 12px 12px 0;font-size:13px;margin:24px 0;overflow-wrap:anywhere}.note strong{display:block;margin-bottom:6px}.small{font-size:12px;color:var(--muted)}ul,ol{padding-left:24px}li{margin:12px 0}strong{font-weight:750}code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86em;background:#e9eef0;color:#254756;padding:2px 5px;border-radius:4px;overflow-wrap:anywhere}.code{border-radius:13px;overflow:hidden;background:#122139;color:#e1f3ef;margin:22px 0;min-width:0}.code-label{padding:10px 19px;font-size:10px;letter-spacing:.08em;color:#a3b9c8;border-bottom:1px solid #2c3c50;line-height:1.6}pre{margin:0;padding:21px;overflow:auto;max-height:700px;line-height:1.75;font-size:12px;tab-size:2}pre code{background:none;color:inherit;padding:0;font-size:inherit;overflow-wrap:normal}
.table-wrap{max-width:100%;overflow:auto;border:1px solid var(--line);border-radius:13px;margin:22px 0;background:white}table{border-collapse:collapse;width:100%;font-size:13px;text-align:left}th,td{padding:14px 16px;vertical-align:top;border-bottom:1px solid var(--line)}th{font-size:11px;color:#476052;background:#eef4f0;font-weight:750}tr:last-child td{border-bottom:none}td:first-child{white-space:nowrap;font-weight:650}td code{font-size:11px}td:nth-child(2){min-width:125px}.flow{list-style:none;padding:0;counter-reset:steps}.flow li{position:relative;padding:10px 0 18px 43px;border-left:1px solid var(--line);margin-left:14px}.flow li:before{counter-increment:steps;content:counter(steps);position:absolute;left:-14px;top:9px;width:28px;height:28px;border-radius:50%;background:var(--mint);color:#184633;text-align:center;font-size:12px;font-weight:800;line-height:28px}.flow li:last-child{border-left-color:transparent}.flow p{margin:7px 0 0;font-size:13px;color:var(--muted)}details{background:white;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin:25px 0}summary{cursor:pointer;font-size:13px;font-weight:700}details p{font-size:13px}.checklist{list-style:none;padding:0}.checklist li{padding:10px 0 10px 29px;position:relative;margin:0;border-bottom:1px solid var(--line);font-size:13px}.checklist li:before{content:"✓";position:absolute;left:3px;color:#168760;font-weight:800}.downloads{display:grid;grid-template-columns:1fr 1fr;gap:16px}.downloads a{padding:24px;border:1px solid var(--line);background:white;border-radius:14px;display:flex;flex-direction:column;text-decoration:none;gap:7px}.downloads a:hover{border-color:#77ac97}.downloads span{font-size:12px;color:var(--muted)}footer{padding:40px 0 54px;font-size:12px;display:flex;flex-wrap:wrap;align-items:center;gap:20px;color:var(--muted)}footer p{margin:0}footer>a:last-child{margin-left:auto}.skip{position:fixed;top:-100px;left:20px;padding:10px 16px;background:var(--mint);z-index:10}.skip:focus{top:12px}
@media(max-width:1050px){.shell{gap:35px;grid-template-columns:190px minmax(0,1fr);padding:0 26px}.top-inner{padding:18px 26px}.steps{grid-template-columns:1fr}.steps article{padding:17px 20px}.steps h3{margin:5px 0}.hero-actions{gap:10px}}
@media(max-width:740px){.shell{display:block;padding:0 22px}aside{border-bottom:1px solid var(--line)}aside nav{position:static;display:flex;flex-direction:row;overflow:auto;white-space:nowrap;gap:6px;padding:15px 0;max-height:none}nav>a{font-size:12px;padding:6px 10px;background:#edf1f3}.nav-title,.nav-note{display:none}.top-inner{padding:15px 22px}.brand{font-size:14px!important;gap:8px}.brand span:not(.brand-mark){font-size:8px}.topbar a{font-size:11px}section{padding:40px 0}section.hero{padding-top:36px}h1{font-size:32px}h2{font-size:25px}h3{font-size:17px}.lead{font-size:14px}.hero-actions{flex-direction:column;align-items:stretch}.primary,.secondary{justify-content:center}.steps{gap:10px;margin:28px 0}.steps article{display:grid;grid-template-columns:24px 1fr;column-gap:13px}.steps h3{margin:0 0 5px}.steps p{grid-column:2}.steps article>span{padding-top:3px}.downloads{grid-template-columns:1fr}body{font-size:14px}.table-wrap table{min-width:540px}td,th{padding:12px}pre{font-size:11px;padding:16px}.note{padding:17px 18px}.flow li{padding-left:28px}footer{gap:15px}footer>a:last-child{margin-left:0}html{scroll-padding-top:78px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}