:root{--ink:#141414;--muted:#6b7280;--line:#e6e2da;--bg:#fbfaf7;--card:#fff;--accent:#0b5cad;--soft:#f1efe9}
*{box-sizing:border-box}body{margin:0;font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.hwrap{max-width:1100px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:18px}
.brand{font-weight:700;font-size:16px;color:var(--ink);white-space:nowrap}.brand span{color:var(--muted);font-weight:500}
.search{flex:1;max-width:520px;position:relative}.search input{width:100%;padding:9px 12px 9px 36px;border:1px solid var(--line);border-radius:10px;font:inherit;background:var(--bg)}
.search svg{position:absolute;left:11px;top:11px;width:16px;height:16px;color:var(--muted)}
.results{position:absolute;left:0;right:0;top:42px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.08);display:none;max-height:380px;overflow:auto}
.results a{display:block;padding:10px 12px;border-bottom:1px solid var(--line);color:var(--ink)}.results a:last-child{border-bottom:0}.results a:hover{background:var(--soft);text-decoration:none}
.results small{display:block;color:var(--muted)}
.hlinks{margin-left:auto;display:flex;gap:16px;font-size:13px}.hlinks a{color:var(--muted)}
main{max-width:1100px;margin:0 auto;padding:28px 20px 80px}
.hero{padding:30px 0 10px}.hero h1{font-size:30px;margin:0 0 6px}.hero p{color:var(--muted);margin:0 0 22px;font-size:16px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;display:block;color:var(--ink)}
.card:hover{border-color:#cfc9bd;text-decoration:none}.card h3{margin:0 0 6px;font-size:16px}.card p{margin:0 0 10px;color:var(--muted);font-size:14px}.card small{color:var(--muted)}
.crumb{font-size:13px;color:var(--muted);margin-bottom:10px}.crumb a{color:var(--muted)}.crumb span{margin:0 6px;color:#b8b2a7}
.layout{display:grid;grid-template-columns:240px 1fr;gap:40px}
aside{position:sticky;top:70px;align-self:start;font-size:13px;max-height:calc(100vh - 90px);overflow:auto}
aside .cat{font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:.06em;color:var(--muted);margin:0 0 6px}
aside a{display:block;padding:5px 8px;border-radius:6px;color:var(--ink)}aside a:hover{background:var(--soft);text-decoration:none}aside a.on{background:var(--soft);font-weight:600}
article{max-width:720px}article h1{font-size:28px;margin:0 0 6px;line-height:1.2}.summary{color:var(--muted);font-size:16px;margin:0 0 18px}

article h2{font-size:20px;margin:34px 0 10px;padding-top:6px}article h3{font-size:16px;margin:24px 0 8px}
article p{margin:10px 0}article ul,article ol{margin:8px 0 8px 22px;padding:0}article li{margin:5px 0}
article table{border-collapse:collapse;width:100%;font-size:14px;margin:12px 0}article th,article td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}article th{background:var(--soft)}

.ph{margin:16px 0}.ph-box{aspect-ratio:1/1;max-width:420px;background:repeating-linear-gradient(45deg,#f1efe9,#f1efe9 10px,#ebe8e0 10px,#ebe8e0 20px);border:1px dashed #cfc9bd;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px;color:var(--muted)}
.ph-box span{font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:700;margin-bottom:8px}.ph-box p{margin:0;font-size:13px}
.closing{margin-top:34px;padding-top:14px;border-top:1px dashed var(--line);color:var(--muted);font-size:14px}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 0}.tags span{font-size:11px;color:var(--muted);background:var(--soft);border-radius:999px;padding:2px 9px}
.list{display:grid;gap:8px}.list a{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:block;color:var(--ink)}.list a:hover{border-color:#cfc9bd;text-decoration:none}.list small{display:block;color:var(--muted);margin-top:2px}
.nextprev{display:flex;justify-content:space-between;gap:12px;margin-top:30px;font-size:14px}
.draft{background:#fff4d6;color:#8a5a00;font-size:12px;padding:6px 20px;text-align:center}
@media(max-width:860px){.layout{grid-template-columns:1fr}aside{position:static;max-height:none;display:flex;flex-wrap:wrap;gap:4px}aside .cat{width:100%}.hlinks{display:none}}

body{background:#f4f4f2}
.ph-box{background:#f1efe9;border:1px solid #e6e2da;border-radius:6px}
.card-wrap{background:#fff;border:1px solid var(--line);border-radius:16px;padding:36px 44px 40px}
article h1{font-size:26px;margin:0 0 4px}.edited{color:var(--muted);font-size:12px;margin:0 0 22px}
article h2.ov{font-size:14px;letter-spacing:.02em;text-transform:uppercase;border-top:0;margin:0 0 8px;padding:0}
.hint{margin:4px 0 24px}
article h2{font-size:24px;margin:36px 0 12px;padding-top:26px;border-top:1px solid var(--line)}
article h3{font-size:18px;margin:30px 0 8px}article h4{font-size:15px;font-weight:700;margin:22px 0 6px;color:var(--ink)}article h5{font-size:15px;font-weight:700;text-decoration:underline;margin:20px 0 6px}
article p{margin:12px 0}article li{margin:6px 0}article li p{margin:4px 0}
mark{background:#fff3a8;color:inherit;padding:2px 0;font-weight:400;box-decoration-break:clone;-webkit-box-decoration-break:clone}mark b{font-weight:700}
.closing{margin-top:30px;padding-top:0;border-top:0;color:var(--ink);font-size:15px}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin:28px 0 0;padding-top:22px;border-top:1px solid var(--line)}.tags span{font-size:11px;color:var(--ink);background:#fff;border:1px solid #cfc9bd;border-radius:3px;padding:1px 6px}
.helpful{text-align:center;margin:30px 0 6px}.helpful b{display:block;font-size:16px;margin-bottom:10px}.helpful span{display:inline-block;border:1px solid #cfc9bd;border-radius:999px;padding:6px 16px;margin:0 4px;font-size:13px;font-weight:600}
.callout{display:block;border:0;border-radius:8px;background:#fff8d6;padding:12px 16px;margin:14px 0}.callout p{margin:0}.callout b{color:var(--ink);font-weight:600}
.layout{grid-template-columns:260px 1fr}
.toc{font-size:14px;margin:0 0 22px}.toc b{display:block;font-size:12px;letter-spacing:.04em;text-transform:none;color:var(--muted);margin-bottom:8px;font-weight:600}
.toc ul{list-style:none;margin:0;padding:0}.toc>ul>li{margin:0 0 4px}.toc>ul>li>a{font-weight:600;color:var(--ink);padding:4px 0;display:block}
.toc ul ul{border-left:2px solid var(--line);margin:2px 0 6px 2px;padding-left:12px}.toc ul ul a{display:block;padding:3px 0;color:#374151}
.toc a:hover{text-decoration:none;color:var(--accent)}.toc a.on{color:var(--accent)}
.sectnav{margin-top:26px;padding-top:14px;border-top:1px solid var(--line)}.sectnav .cat{margin-bottom:6px}
article h2{font-size:22px;margin:40px 0 10px;padding-top:8px;border-top:1px solid var(--line)}article h2:first-of-type{border-top:0;margin-top:20px}
article h3{font-size:17px;margin:28px 0 8px}article h4{font-size:15px;margin:20px 0 6px;color:#374151}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.topbar .home{font-size:13px;color:var(--muted)}
.catlist .list a b{display:block;font-size:16px}