body,html{margin:0}img{max-width:100%}:root{--bg:#f6f7f9;--paper:#ffffff;--ink:#1d2430;--ink-2:#4a5566;--muted:#7a8597;--line:#dde2ea;--accent:#d9661f;--accent-soft:#fbeadf;--blue:#2f5f9e;--blue-soft:#e6eef8;--ok:#2d7a4f;--ok-soft:#e3f2e9;--warn:#a4491a;--warn-soft:#fcebe0;--code-bg:#1f2632;--code-ink:#e6ebf2}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#12161d;--paper:#1a2029;--ink:#e7ebf1;--ink-2:#b4bdca;--muted:#8792a3;--line:#2c3441;--accent:#f08a45;--accent-soft:#3a2518;--blue:#7fa9e0;--blue-soft:#1d2a3c;--ok:#6cc294;--ok-soft:#18301f;--warn:#f3a276;--warn-soft:#3a2418;--code-bg:#0c1016;--code-ink:#dfe5ee}}:root[data-theme=dark]{color-scheme:dark;--bg:#12161d;--paper:#1a2029;--ink:#e7ebf1;--ink-2:#b4bdca;--muted:#8792a3;--line:#2c3441;--accent:#f08a45;--accent-soft:#3a2518;--blue:#7fa9e0;--blue-soft:#1d2a3c;--ok:#6cc294;--ok-soft:#18301f;--warn:#f3a276;--warn-soft:#3a2418;--code-bg:#0c1016;--code-ink:#dfe5ee}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);font-family:Noto Sans JP,Hiragino Sans,Yu Gothic,sans-serif;font-size:16px;line-height:1.85;padding-inline:16px;padding-block:32px 64px}.wrap{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:48px}h1,h2,h3{font-family:Zen Kaku Gothic New,Noto Sans JP,sans-serif;text-wrap:balance;line-height:1.35;margin:0}h1{font-size:clamp(28px,5vw,40px)}h1,h2{font-weight:900}h2{font-size:24px}h3{font-size:18px;font-weight:700}p{margin:0}a{color:var(--blue)}code{font-family:JetBrains Mono,ui-monospace,monospace;font-size:.88em;background:var(--blue-soft);color:var(--ink);padding:1px 6px;border-radius:4px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--accent);font-weight:700;text-transform:uppercase}header{display:flex;flex-direction:column;gap:14px;padding-bottom:28px;border-bottom:2px solid var(--ink)}.lead{color:var(--ink-2);font-size:17px}.meta{display:flex;flex-wrap:wrap;gap:8px}.chip{font-size:12.5px;padding:3px 10px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--ink-2)}section{gap:18px}.sec-head,section{display:flex;flex-direction:column}.sec-head{gap:6px}.stack{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:20px;overflow-x:auto}.stack table{width:100%;border-collapse:collapse;min-width:520px;font-size:14.5px}.stack td,.stack th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}.stack th{font-size:12px;letter-spacing:.08em;color:var(--muted);font-weight:700}.stack tr:last-child td{border-bottom:none}.stack td:first-child{font-weight:700;white-space:nowrap}ol.steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0;counter-reset:s}ol.steps>li{counter-increment:s;position:relative;padding:0 0 32px 56px;border-left:2px solid var(--line);margin-left:18px}ol.steps>li:last-child{border-left-color:transparent;padding-bottom:0}ol.steps>li:before{content:counter(s);position:absolute;left:-19px;top:-2px;width:36px;height:36px;border-radius:50%;background:var(--ink);color:var(--bg);font-family:JetBrains Mono,monospace;font-weight:600;display:grid;place-items:center;font-size:15px}.step{display:flex;flex-direction:column;gap:10px;margin-left:-20px}.step ul{margin:0;padding-left:1.2em;color:var(--ink-2)}.step ul li{margin:2px 0}.prompt{background:var(--accent-soft);border-radius:8px;padding:12px 16px;font-size:15px;display:flex;flex-direction:column;gap:4px}.prompt .label{font-size:11.5px;font-weight:700;letter-spacing:.1em;color:var(--accent)}pre{margin:0;background:var(--code-bg);color:var(--code-ink);border-radius:8px;padding:14px 16px;overflow-x:auto;font-family:JetBrains Mono,ui-monospace,monospace;font-size:13.5px;line-height:1.7}pre .c{color:#8b98ab}.note{border-radius:8px;padding:12px 16px;font-size:15px}.note.warn{background:var(--warn-soft);color:var(--ink)}.note.warn strong{color:var(--warn)}.note.ok{background:var(--ok-soft)}.note.ok strong{color:var(--ok)}.checks{list-style:none;margin:0;padding:0;display:grid;gap:10px}.checks li{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:12px 14px 12px 44px;position:relative;font-size:15px}.checks li:before{content:"";position:absolute;left:14px;top:15px;width:16px;height:16px;border:2px solid var(--ok);border-radius:4px}.checks li b{display:block}.checks li span{color:var(--ink-2);font-size:14px}.pit{display:grid;gap:12px}.pit details{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:12px 16px}.pit summary{cursor:pointer;font-weight:700;font-family:Zen Kaku Gothic New,sans-serif;font-size:16px}.pit summary:focus-visible{outline:2px solid var(--blue);outline-offset:4px;border-radius:4px}.pit details>div{gap:10px;margin-top:10px;color:var(--ink-2);font-size:15px}.pit details>div,footer{display:flex;flex-direction:column}footer{border-top:1px solid var(--line);padding-top:20px;color:var(--muted);font-size:13.5px;gap:6px}