/* 视觉豁免:官网自有纸色、衬线、墨阶体系(同 site.css) */
.pv{--pv-line:var(--line,#d6d6ce);--pv-mute:var(--muted,#62645e);--pv-bar:#f3f2ec;border:1px solid var(--pv-line);border-radius:12px;background:var(--paper,#faf9f6);overflow:hidden;min-width:0;max-width:100%;margin:16px 0;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.pv img{pointer-events:none;-webkit-user-drag:none}
.pv-bar{padding:12px 16px;background:var(--pv-bar);border-bottom:1px solid var(--pv-line)}
.pv-id{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px;font-size:14px;line-height:1.6}
.pv-type{font-size:11px;line-height:1.5;border:1px solid #b9bdb1;border-radius:3px;padding:1px 6px;color:var(--pv-mute);flex:none}
.pv-name{font-weight:600;overflow-wrap:anywhere;min-width:0}
.pv-meta{margin-left:auto;font-size:12px;color:var(--pv-mute);white-space:nowrap}
.pv-note{margin:4px 0 0;font-size:13px;line-height:1.7;color:var(--pv-mute)}
.pv-tabs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.pv-id+.pv-tabs,.pv-note+.pv-tabs{margin-top:10px}
.pv-tabs button{flex:none;border:1px solid transparent;background:none;border-radius:999px;padding:3px 12px;font-size:13px;line-height:1.6;color:var(--pv-mute);cursor:pointer;transition:color .15s,border-color .15s}
.pv-tabs button:hover{color:var(--ink,#000)}
.pv-tabs button[aria-selected=true]{color:var(--ink,#000);border-color:var(--pv-line);background:#fff}
.pv-label{margin:0;padding:12px 16px 6px;font-size:12px;color:var(--pv-mute)}
.pv-pane+.pv-pane{border-top:1px solid var(--pv-line)}
.pv.is-tabbed .pv-label{display:none}
.pv-scroll{max-height:560px;overflow:auto;background:#fff;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.pv-scroll:focus-visible{outline:2px solid var(--accent,#243d34);outline-offset:-2px}
.pv-foot{margin:0;padding:8px 16px;font-size:12px;line-height:1.6;color:var(--pv-mute);background:var(--pv-bar);border-top:1px solid var(--pv-line);overflow-wrap:anywhere}

.pv-desk{background:#efefea;padding:20px}
.pv-page{max-width:720px;margin:0 auto;padding:32px;background:#fffefb;border:1px solid var(--pv-line);border-radius:2px;font-size:14.5px;line-height:1.8;color:var(--ink,#000)}
.pv-page+.pv-page{margin-top:20px}
.pv-runhead{margin:-8px 0 18px;padding-bottom:6px;border-bottom:1px solid #e4e3dc;font-size:11px;line-height:1.6;color:var(--pv-mute);text-align:center}
.pv-folio{display:flex;justify-content:center;gap:16px;margin:22px 0 -10px;font-size:11px;line-height:1.6;color:var(--pv-mute)}
.pv-folio span:first-child:not(:last-child){margin-right:auto}
.pv-page p{margin:0 0 6px}.pv-page .pv-run{margin:0}
.pv-page h3{margin:4px 0 8px;font:600 20px/1.5 var(--serif,serif);letter-spacing:0}
.pv-page h4{margin:16px 0 6px;font-size:16px;font-weight:600;line-height:1.6}
.pv-page .pv-c,.pv-page .pv-c+.pv-c{text-align:center}
.pv-r{text-align:right}
.pv-small{font-size:13px;color:var(--pv-mute)}
.pv-gap{height:10px}
.pv-li{padding-left:1em;text-indent:-1em}
.pv-page code{font:12.5px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--pv-bar);padding:0 4px;border-radius:3px}
.pv-page .pv-code{margin:8px 0 12px;background:var(--pv-bar);border-radius:6px}
.pv-fig img{display:block;max-width:100%;height:auto;margin:8px auto}
.pv-dtable{overflow-x:auto;margin:8px 0 12px}
.pv-dtable table{width:100%;min-width:520px;table-layout:fixed;border-collapse:collapse;font-size:13px;line-height:1.65}
.pv-dtable th,.pv-dtable td{border:1px solid #cfcfc6;padding:6px 8px;vertical-align:top;overflow-wrap:anywhere}
.pv-dtable th{background:var(--pv-bar);font-weight:600}
.pv-dtable p{margin:0}
.pv-scan{padding:0;overflow:hidden}
.pv-scan .pv-folio{margin:0;padding:6px 12px;border-top:1px solid #e4e3dc}
.pv-scan img{display:block;width:100%;height:auto}

.pv-caption{position:sticky;left:0;padding:14px 16px 10px;background:#fff}
.pv-cap-t{margin:0;font-size:14px;font-weight:600;line-height:1.6}
.pv-cap{margin:4px 0 0;max-width:72em;font-size:12.5px;line-height:1.7;color:var(--pv-mute)}
.pv-grid{border-collapse:separate;border-spacing:0;table-layout:fixed;font-size:13px;line-height:1.6;background:#fff}
.pv-grid th,.pv-grid td{padding:6px 9px;border-right:1px solid #e3e2da;border-bottom:1px solid #e3e2da;vertical-align:top;text-align:left;overflow-wrap:anywhere}
.pv-grid tr>:first-child{border-left:1px solid #e3e2da}
.pv-grid thead th{position:sticky;top:0;z-index:1;background:var(--pv-bar);font-weight:600;border-top:1px solid #d3d2c9;border-bottom-color:#d3d2c9}
.pv-sheet .pv-grid{margin:0 16px 16px}
.pv-caption+.pv-grid{margin-top:0}
.pv-sheet>.pv-grid:first-child{margin-top:16px}
.pv-auto{table-layout:auto;width:calc(100% - 32px);min-width:calc(100% - 32px)}
.pv-auto th{white-space:nowrap}
.pv-auto td{min-width:7em}
.pv-grid tbody tr:hover td{box-shadow:inset 0 0 0 999px rgba(36,61,52,.04)}
.pv-scroll.pv-flow{max-height:none;overflow-x:auto;overflow-y:hidden}
.pv-fields td:first-child{font:12.5px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap;overflow-wrap:normal;min-width:0}

.pv-mono{background:#fbfaf6}
.pv-code{margin:0;padding:16px 18px;font:12.5px/1.7 ui-monospace,SFMono-Regular,Menlo,monospace;color:#1d1d1b;white-space:pre-wrap;overflow-wrap:anywhere}
.pv-k{color:#4a4f45}.pv-s{color:#2c5a43}.pv-n{color:#8a5a1c}
.pv-lang{margin:0;padding:12px 18px 0;font:11px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--pv-mute)}
.pv-prose{padding:18px 20px;font-size:15px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}
.pv-empty{padding:18px 20px;color:var(--pv-mute)}

@media (max-width:600px){
.pv-bar{padding:10px 12px}
.pv-meta{margin-left:0;flex-basis:100%}
.pv-desk{padding:10px}
.pv-page{padding:20px 16px;font-size:14px}
.pv-runhead{margin-top:-4px}
.pv-dtable table{min-width:480px}
.pv-sheet .pv-grid{margin-left:12px;margin-right:12px}
.pv-caption{padding:12px}
.pv-scroll{max-height:520px}
}
@media (prefers-reduced-motion:reduce){.pv *{transition:none!important}}
@media print{.pv-panes{visibility:hidden}}