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*{box-sizing:border-box}html{scroll-padding-top:1.5rem}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.75 "Segoe UI","Malgun Gothic",system-ui,sans-serif;word-break:keep-all;overflow-wrap:anywhere}::selection{background:#cde7d8;color:#123e2c}a{color:var(--green);text-underline-offset:.22em}a:hover{color:var(--green-hover)}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}button,a{touch-action:manipulation}.skip{position:absolute;left:1rem;top:-5rem;padding:.6rem 1rem;background:var(--paper);z-index:20}.skip:focus{top:1rem}
.top{max-width:1240px;margin:auto;padding:24px 36px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-weight:700;font-size:18px;text-decoration:none;color:var(--ink)}.language{display:flex;align-items:center;gap:8px}.language a,.language span{padding:8px 12px;border-radius:var(--radius);min-height:44px}.language span{background:var(--soft);font-weight:700}.layout{display:grid;grid-template-columns:220px minmax(0,790px);gap:64px;max-width:1240px;margin:auto;padding:42px 36px 80px}.toc{position:sticky;top:24px;align-self:start}.toc strong{font-size:15px;display:block;margin-bottom:12px}.toc a{display:block;padding:8px 0;text-decoration:none;color:var(--muted);line-height:1.55}.toc a:hover{color:var(--green);text-decoration:underline}.toc small{display:block;margin-top:28px;color:var(--muted);font-size:13px}.main{min-width:0}h1{font-size:2.3rem;line-height:1.2;letter-spacing:-.025em;margin:0 0 16px;word-break:normal;text-wrap:balance}h2{font-size:1.55rem;line-height:1.35;letter-spacing:-.015em;margin:0 0 20px}h3{font-size:1.1rem;line-height:1.5;margin:28px 0 8px}p{margin:0 0 18px;max-width:73ch}.intro{font-size:18px;line-height:1.7;color:var(--muted)}.version{font-size:14px;color:var(--muted);margin-bottom:24px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 34px}.button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:9px 18px;border:1px solid var(--line);border-radius:var(--radius);font-weight:600;text-decoration:none;background:var(--paper);color:var(--ink)}.button.primary{background:var(--green);border-color:var(--green);color:white}.button:hover{background:var(--soft)}.button.primary:hover{background:var(--green-hover)}section{margin-top:48px;padding-top:36px;border-top:1px solid var(--line)}.note{padding:20px 24px;background:var(--soft);border-radius:var(--radius);margin:24px 0}.note p:last-child{margin:0}ol,ul{padding-left:24px;margin:16px 0 22px}li{padding-left:5px;margin:10px 0}li::marker{color:var(--green);font-weight:600}code{font: .91em/1.6 Consolas,monospace;background:var(--soft);padding:2px 5px;border-radius:3px;word-break:break-word}pre{padding:20px;background:var(--soft);border-radius:var(--radius);white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.6 Consolas,monospace}pre code{padding:0;background:none}table{border-collapse:collapse;width:100%;margin:22px 0;font-size:15px;text-align:left}th,td{padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--soft);font-weight:650}td:first-child{font-weight:600;width:29%}figure{margin:30px 0}figure a{display:block;max-width:630px}figure img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:4px}figcaption{margin-top:12px;color:var(--muted);font-size:14px;max-width:70ch}.foot{margin-top:48px;font-size:14px;color:var(--muted)}details{border-bottom:1px solid var(--line);padding:16px 0}summary{cursor:pointer;font-weight:650;min-height:32px}details p{padding-top:12px;margin:0 0 8px}footer{padding:24px 36px;border-top:1px solid var(--line);max-width:1240px;margin:auto;color:var(--muted);font-size:14px}
@media(max-width:800px){.top{padding:18px 20px;align-items:flex-start}.brand{max-width:160px;line-height:1.4}.language{gap:0;font-size:14px}.language a,.language span{padding:7px 9px}.layout{display:block;padding:28px 20px 56px}.toc{position:static;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:32px}.toc nav{display:flex;flex-wrap:wrap;gap:4px 20px}.toc a{padding:7px 0;font-size:14px}.toc small{display:none}h1{font-size:1.9rem}.intro{font-size:17px}section{margin-top:36px;padding-top:28px}th,td{padding:11px 8px;font-size:14px}.note{padding:18px}footer{padding:24px 20px}}
@media print{.top,.toc,.actions,.skip{display:none}.layout{display:block;padding:0;max-width:none}.main{width:100%}body{font-size:10pt;line-height:1.6}h1{font-size:24pt}h2{font-size:16pt}section{break-inside:auto;margin-top:22px;padding-top:20px}figure{break-inside:avoid}figure img{max-height:17cm;width:auto;max-width:100%}a{color:inherit}details{display:block}details>p{display:block}footer{padding:12px 0}}