.kh{--surface:#fff;--panel:#faf7f5;--text-primary:#151413;--text-secondary:#564f4d;--text-muted:#817774;--border:#e8ddd9;--grid:#ede6e3;--baseline:#d5c8c3;--card-shadow:0 1px 2px #e0d5d1;--s-app:#2a78d6;--s-ios:#1baf7a;--s-website:#eda100;--s-functions:#008300;--s-imageserver:#4a3aa7;--s-infra:#e34948;color:var(--text-primary);line-height:1.7}@media (prefers-color-scheme:dark){.kh{--surface:#292524;--panel:#332f2e;--text-primary:#e4dfdd;--text-secondary:#b4aba7;--text-muted:#968c88;--border:#4c4543;--grid:#413b3a;--baseline:#675e5b;--card-shadow:0 1px 2px #131110}}.kh .hero h1{letter-spacing:-.01em;text-align:center;margin:0 0 8px;font-size:2rem;font-weight:700}.kh .hero .lede{color:var(--text-secondary);max-width:42rem;margin:0 auto;font-size:1rem}.kh .hero .asof{color:var(--text-muted);text-align:center;margin:10px 0 0;font-size:.8rem}.kh .stat-row{grid-template-columns:repeat(4,1fr);gap:10px;margin:32px 0;display:grid}.kh .stat-tile{background:var(--surface);border:1px solid var(--border);box-shadow:var(--card-shadow);border-radius:10px;padding:14px 16px}.kh .stat-tile .label{color:var(--text-secondary);margin-bottom:4px;font-size:.78rem}.kh .stat-tile .value{letter-spacing:-.01em;font-size:1.5rem;font-weight:700}.kh .stat-tile .sub{color:var(--text-muted);margin-top:2px;font-size:.72rem;line-height:1.45}.kh .card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--card-shadow);border-radius:12px;margin-bottom:28px;padding:20px 20px 16px}.kh .card h2{margin:0 0 2px;font-size:1.1rem;font-weight:700}.kh .card .card-sub{color:var(--text-secondary);margin:0 0 14px;font-size:.82rem;line-height:1.6}.kh .legend{color:var(--text-secondary);flex-wrap:wrap;gap:4px 16px;margin:10px 0 4px;font-size:.78rem;display:flex}.kh .legend-item{white-space:nowrap;align-items:center;gap:6px;display:inline-flex}.kh .legend-swatch{border-radius:2px;flex:none;width:10px;height:10px}.kh .chart-scroll{position:relative;overflow-x:auto}.kh #kh-month-chart{width:100%;height:auto;display:block}@media (width<=640px){.kh #kh-month-chart{width:auto}}.kh .tooltip{pointer-events:none;background:var(--surface);border:1px solid var(--border);opacity:0;z-index:10;border-radius:8px;min-width:150px;padding:8px 10px;font-size:.78rem;transition:opacity .1s;position:absolute;box-shadow:0 4px 16px light-dark(#d2c2bc,#0e0c0c)}.kh .tooltip.visible{opacity:1}.kh .tooltip .tt-month{margin-bottom:4px;font-size:.82rem;font-weight:700}.kh .tooltip .tt-row{align-items:center;gap:6px;margin:2px 0;display:flex}.kh .tooltip .tt-key{border-radius:1px;flex:none;width:10px;height:2px}.kh .tooltip .tt-name{color:var(--text-secondary);flex:1}.kh .tooltip .tt-val{font-variant-numeric:tabular-nums;font-weight:700}.kh .tooltip .tt-samples{border-top:1px solid var(--grid);color:var(--text-muted);margin-top:6px;padding-top:6px;font-size:.72rem}.kh .tooltip .tt-samples div{white-space:nowrap;text-overflow:ellipsis;max-width:260px;margin:1px 0;overflow:hidden}.kh .word-stats{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.kh .word-stat{background:var(--panel);border:1px solid var(--border);color:var(--text-secondary);border-radius:8px;align-items:baseline;gap:6px;padding:7px 12px;font-size:.82rem;display:flex}.kh .word-stat b{color:var(--text-primary);font-variant-numeric:tabular-nums;font-size:1.05rem;font-weight:700}.kh .quote-grid{grid-template-columns:repeat(2,1fr);gap:10px;display:grid}.kh .quote-card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:12px 14px}.kh .quote-card .quote-msg{color:var(--text-primary);font-family:Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:.8rem;line-height:1.5}.kh .quote-card .quote-note{color:var(--text-muted);margin-top:6px;font-size:.76rem;line-height:1.55}.kh .eras{border-left:2px solid var(--grid);margin-left:4px;padding-left:24px;position:relative}.kh .era{padding-bottom:28px;position:relative}.kh .era:last-child{padding-bottom:0}.kh .era:before{content:"";background:var(--era-color,var(--s-app));border:2px solid var(--surface);width:10px;height:10px;box-shadow:0 0 0 2px var(--era-color,var(--s-app));border-radius:50%;position:absolute;top:5px;left:-30px}.kh .era .era-head{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:2px;display:flex}.kh .era .era-period{letter-spacing:.02em;color:var(--era-color,var(--s-app));font-size:.76rem;font-weight:700}.kh .era h3{margin:2px 0 6px;font-size:1.02rem;font-weight:700}.kh .era p{color:var(--text-secondary);margin:0 0 6px;font-size:.88rem;line-height:1.7}.kh .era .era-tags{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.kh .era .tag{color:var(--text-secondary);background:var(--panel);border:1px solid var(--border);border-radius:999px;padding:2px 8px;font-size:.72rem}.kh .era .era-source{color:var(--era-color,var(--s-app));background:var(--panel);border:1px solid var(--border);border-radius:999px;align-items:center;gap:5px;padding:2px 8px 2px 6px;font-size:.7rem;font-weight:700;display:inline-flex}.kh .era .era-source:before{content:"";background:var(--era-color,var(--s-app));border-radius:50%;width:6px;height:6px}.kh .source{color:var(--text-muted);margin:0;font-size:.76rem;line-height:1.7}@media (width<=640px){.kh .stat-row{grid-template-columns:repeat(2,1fr)}.kh .quote-grid{grid-template-columns:1fr}}