:root{--bg:#fff;--panel:#fbfcfd;--line:#e1e5ea;--line-soft:#eef1f4;--fg:#08131a;--dim:#5f6672;--dimmer:#6b7280;--link:#1a6fb5;--text-w:620px;--diagram-w:640px;--mono:ui-monospace, SFMono-Regular, "SF Mono", "DejaVu Sans Mono", Menlo, monospace;--sans:-apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans CJK JP", "Yu Gothic", sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);font-family:var(--sans);margin:0;font-size:17px;line-height:2}.wrap{max-width:var(--text-w);margin:0 auto;padding:0 24px}header.wrap{padding-top:72px;padding-bottom:40px}.home{font-family:var(--mono);color:var(--dimmer);font-size:13px;text-decoration:none}.home:hover{color:var(--fg)}main{padding-bottom:140px}a{color:var(--link);text-underline-offset:3px}h1{letter-spacing:.01em;margin:24px 0 8px;font-size:24px;line-height:1.7}h2{margin:64px 0 8px;font-size:19px}h3{margin:40px 0 4px;font-size:16px}p{margin:24px 0}strong{font-weight:700}code{font-family:var(--mono);background:var(--line-soft);overflow-wrap:anywhere;border-radius:4px;padding:2px 5px;font-size:.88em}pre{border:1px solid var(--line);border-radius:8px;padding:16px;font-size:13.5px;line-height:1.75;overflow-x:auto;background:var(--panel)!important}pre code{overflow-wrap:normal;background:0 0;padding:0}blockquote{border-left:2px solid var(--line);color:var(--dim);margin:24px 0;padding-left:18px}hr{border:0;border-top:1px solid var(--line);margin:56px 0}table{border-collapse:collapse;width:100%;margin:22px 0;font-size:13.5px;line-height:1.6;display:block;overflow-x:auto}th,td{border:1px solid var(--line);text-align:left;padding:7px 11px}th{background:var(--line-soft);white-space:nowrap;font-weight:700}tbody tr:nth-child(2n) td{background:var(--panel)}.message{background:var(--message-bg);border-left:4px solid var(--message-line);border-radius:4px;gap:10px;margin:24px 0;padding:14px 18px;font-size:15px;line-height:1.8;display:flex}.message-emoji{flex:none}.message-body{flex:1;min-width:0}.message-body>:first-child{margin-top:0}.message-body>:last-child{margin-bottom:0}.message-body ul,.message-body ol{margin:8px 0;padding-left:1.4em}.toc{margin:4px 0 0;font-size:14px;line-height:1.6}.toc ul{margin:0;padding:0;list-style:none}.toc li{padding:2px 0}.toc ul ul{margin:2px 0 0 1.2em;font-size:13px}.toc ul ul li{padding:1px 0}.toc a{border-bottom:1px solid #0000;text-decoration:none}.toc a:hover{border-bottom-color:currentColor}.linkcard{border:1px solid var(--line);background:var(--bg);color:var(--fg);border-radius:9px;justify-content:space-between;align-items:stretch;min-height:116px;margin:22px 0;text-decoration:none;display:flex;overflow:hidden}.linkcard:hover{background:var(--panel)}.linkcard-main{flex-direction:column;flex:1;justify-content:center;gap:6px;min-width:0;padding:14px 16px;display:flex}.linkcard-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:15px;font-weight:700;line-height:1.4;display:-webkit-box;overflow:hidden}.linkcard-desc{color:var(--dim);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:12.5px;line-height:1.5;display:-webkit-box;overflow:hidden}.linkcard-meta{color:var(--dimmer);align-items:center;gap:6px;font-size:11.5px;display:flex}.linkcard-favicon{border-radius:2px;flex:none}.linkcard-thumb{background:var(--line-soft);flex:none;width:190px}.linkcard-thumb img{object-fit:cover;width:100%;height:100%;display:block}.linkcard.is-bare{min-height:0}@media (width<=560px){.linkcard{flex-direction:column-reverse}.linkcard-thumb{width:100%;height:140px}}.diagram{width:min(var(--diagram-w), calc(100vw - 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