:root{color-scheme:light dark;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px;font-synthesis:none;--accent: #007aff;--accent-pressed: #0064ce;--background: #f5f5f7;--sidebar: #f2f2f7;--panel: rgba(118,118,128,.09);--panel-hover: rgba(118,118,128,.15);--separator: rgba(60,60,67,.24);--primary: #1d1d1f;--secondary: #6e6e73;--tertiary: #8e8e93;--field: rgba(255,255,255,.72);--control-height: 30px}@media(prefers-color-scheme:dark){:root{--accent: #0a84ff;--accent-pressed: #409cff;--background: #1c1c1e;--sidebar: #2c2c2e;--panel: rgba(118,118,128,.24);--panel-hover: rgba(118,118,128,.32);--separator: rgba(84,84,88,.65);--primary: #f5f5f7;--secondary: #aeaeb2;--tertiary: #8e8e93;--field: rgba(58,58,60,.8)}}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;color:var(--primary);background:var(--background)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}h1,h2,h3,h4,p{margin:0}input,select{min-width:0;height:var(--control-height);border:1px solid var(--separator);border-radius:6px;padding:0 8px;color:var(--primary);background:var(--field);outline:none}input::placeholder{color:var(--tertiary);opacity:1}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}.button{height:var(--control-height);display:inline-flex;align-items:center;gap:6px;padding:0 10px;border:1px solid var(--separator);border-radius:6px;font-size:13px;font-weight:500;color:var(--primary)}.button:hover{background:var(--panel-hover)}.shell{min-height:100vh;display:flex}.sidebar{position:fixed;inset:0 auto 0 0;z-index:1;width:200px;padding:15px 8px;display:flex;flex-direction:column;overflow-y:auto;border-right:1px solid var(--separator);background:var(--sidebar)}.brand{display:flex;align-items:center;gap:8px;padding:2px 8px 14px;font-weight:600;font-size:15px}.brand-icon{width:24px;height:24px;display:grid;place-items:center;border-radius:6px;color:#fff;background:var(--accent)}.sidebar nav{display:grid;gap:2px}.side-item{min-height:29px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:5px 8px;border-radius:5px;color:var(--primary)}.side-item span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-item small{color:var(--secondary);font-size:12px}.side-item.selected{color:#fff;background:var(--accent)}.side-item.selected small{color:#fffc}.side-item:not(.selected):hover{background:var(--panel-hover)}.side-section-label{margin:15px 8px 4px;color:var(--secondary);font-size:12px;font-weight:600}.side-footer{margin-top:auto;padding:12px 8px 0;color:var(--secondary);font-size:12px}.side-footer:hover{color:var(--accent)}.main{width:calc(100% - 200px);margin-left:200px}.content-view{max-width:1100px;margin:0 auto;padding:32px}.view-header{margin-bottom:20px}.view-header h1{font-size:28px;font-weight:600;line-height:1.25;text-wrap:balance}.view-header p{margin-top:7px;color:var(--secondary)}.toolbar{display:flex;gap:8px;margin-bottom:20px}.search{position:relative;flex:1;display:flex}.search svg{position:absolute;left:9px;top:8px;color:var(--tertiary)}.search input{flex:1;padding-left:28px}.toolbar select{max-width:40%}.cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.card[hidden]{display:none}.card a{height:100%;display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--separator);border-radius:8px;background:var(--panel);transition:background-color .16s ease-out,border-color .16s ease-out}.card a:hover{background:var(--panel-hover);border-color:color-mix(in srgb,var(--accent) 55%,var(--separator))}.thumb{position:relative;aspect-ratio:16 / 9;background:#000}.thumb{overflow:hidden}.thumb img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover}.duration{position:absolute;right:8px;bottom:8px;padding:1px 6px;border-radius:4px;color:#fff;background:#000000bf;font-size:12px;font-variant-numeric:tabular-nums}.card-body{padding:12px 14px 14px;display:grid;gap:6px}.card-body h2{font-size:15px;font-weight:600;line-height:1.4}.meta{color:var(--secondary);font-size:12px}.one-liner{color:var(--primary);opacity:.85;font-size:13px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.tags{display:flex;flex-wrap:wrap;gap:6px;font-size:12px;color:var(--accent)}.view-header .tags{margin-top:10px}.empty-state{padding:24px 0;color:var(--secondary)}.note{max-width:820px}.back{display:inline-block;margin-bottom:14px;color:var(--accent);font-size:13px}.note-meta{display:flex;flex-wrap:wrap;gap:6px}.note-meta a{color:var(--accent)}.player{position:relative;aspect-ratio:16 / 9;overflow:hidden;border-radius:8px;background:#000;border:1px solid var(--separator)}.player button{all:unset;cursor:pointer;position:absolute;inset:0;display:block}.player img{width:100%;height:100%;object-fit:cover;display:block}.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.play-icon{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);opacity:.9;transition:opacity .16s}.player button:hover .play-icon{opacity:1}.source{margin:12px 0 20px}.native-panel{padding:16px 18px;border:1px solid var(--separator);border-radius:8px;background:var(--panel)}.native-panel+.native-panel{margin-top:16px}.one-liner-panel strong{display:block;color:var(--accent);font-size:12px;margin-bottom:4px}.one-liner-panel p{font-size:15px;line-height:1.6}.prose{font-size:15px;line-height:1.8}.prose>*+*{margin-top:12px}.prose h2{font-size:16px;font-weight:600;margin-top:22px}.prose ul,.prose ol{padding-left:1.4em}.prose li+li{margin-top:6px}.prose blockquote{margin:18px 0 0;padding:10px 14px;border-left:3px solid var(--accent);border-radius:0 6px 6px 0;background:color-mix(in srgb,var(--accent) 9%,transparent)}.prose a{color:var(--accent)}.prose code{font-size:.9em;padding:1px 4px;border-radius:4px;background:var(--panel-hover)}.pager{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.pager a{display:grid;gap:3px;padding:12px 14px;border:1px solid var(--separator);border-radius:8px}.pager a:hover{background:var(--panel-hover)}.pager small{color:var(--secondary);font-size:12px}.pager span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pager .older{text-align:right}@media(max-width:760px){.sidebar{display:none}.main{width:100%;margin-left:0}.content-view{padding:20px 16px calc(24px + env(safe-area-inset-bottom))}.view-header h1{font-size:24px}.toolbar{flex-wrap:wrap}.search{flex:1 1 100%}.toolbar select{flex:1;max-width:none}.cards{grid-template-columns:1fr}.prose{font-size:15px}.pager{grid-template-columns:1fr}.pager .older{text-align:left}}.type-badge{position:absolute;left:8px;top:8px;padding:1px 7px;border-radius:4px;color:#fff;background:#0009;font-size:11px;font-weight:600;letter-spacing:.02em;backdrop-filter:blur(6px)}.card-article .type-badge{background:color-mix(in srgb,var(--accent) 85%,black)}.cover{background:radial-gradient(120% 90% at 0% 0%,hsl(var(--h) 70% 62% / .55),transparent 60%),linear-gradient(135deg,hsl(var(--h) 45% 24%),hsl(calc(var(--h) + 40) 50% 14%))}.cover-inner{position:absolute;inset:0;padding:30px 16px 14px;display:flex;flex-direction:column;justify-content:flex-end;gap:4px;color:#fff}.cover-author{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;opacity:.75}.cover-title{font-family:New York,Iowan Old Style,Georgia,Songti SC,serif;font-size:19px;font-weight:600;line-height:1.25;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.cover-sub{font-size:13px;opacity:.85}.type-pill{display:inline-block;margin-bottom:8px;padding:1px 8px;border-radius:999px;font-size:12px;font-weight:600;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent)}.note-article{max-width:860px}.toc{margin-top:16px}.toc summary{cursor:pointer;font-weight:600;font-size:13px;color:var(--secondary)}.toc ol{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:4px}.toc a{color:var(--primary);line-height:1.5}.toc a:hover{color:var(--accent)}.toc .toc-d3{padding-left:16px;font-size:13px}.toc .toc-d3 a{color:var(--secondary)}.prose-article{font-size:16px;line-height:1.85;padding:24px 28px}.prose-article>*+*{margin-top:14px}.prose-article h2{font-size:20px;line-height:1.4;margin-top:36px;padding-top:4px;scroll-margin-top:16px}.prose-article h3{font-size:17px;line-height:1.45;margin-top:28px;scroll-margin-top:16px}.prose-article h2:first-child,.prose-article hr+h2{margin-top:20px}.prose-article hr{margin:32px 0;border:0;height:1px;background:var(--separator)}.prose-article ol,.prose-article ul{padding-left:1.6em}.prose-article ol li::marker{color:var(--accent);font-weight:600;font-variant-numeric:tabular-nums}.prose-article li+li{margin-top:8px}.prose-article a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:color-mix(in srgb,var(--accent) 40%,transparent);word-break:break-word}.prose blockquote p{display:grid;gap:4px}.bq-line{display:block}.bq-en{font-family:New York,Iowan Old Style,Georgia,serif;font-style:italic;color:var(--primary)}.bq-en+.bq-line:not(.bq-en){color:var(--secondary);font-size:.94em}.prose-article blockquote{margin:18px 0 0}.prose-article blockquote+blockquote{margin-top:10px}.table-wrap,.prose table{max-width:100%}.prose table{display:block;overflow-x:auto;border-collapse:collapse;font-size:14px;line-height:1.6}.prose th,.prose td{padding:8px 12px;border:1px solid var(--separator);text-align:left;vertical-align:top}.prose thead th{background:var(--panel-hover);font-weight:600;white-space:nowrap}.prose tbody tr:nth-child(2n) td{background:color-mix(in srgb,var(--panel) 60%,transparent)}@media(max-width:760px){.prose-article{padding:18px 16px;font-size:16px}.prose-article h2{font-size:18px}}.h1-sub{display:block;margin-top:6px;font-size:.72em;font-weight:500;color:var(--secondary)}.prose-article>ul:first-child{list-style:none;padding:10px 14px;border-radius:6px;font-size:13px;line-height:1.7;color:var(--secondary);background:var(--panel)}.card-research .type-badge{background:#22775b}.type-pill.type-research{color:#257e61;background:#2e9e7924}.disclaimer{display:flex;gap:10px;align-items:baseline;padding:12px 16px;border-left:4px solid #e0a100;background:color-mix(in srgb,#e0a100 14%,var(--panel))}.disclaimer p{margin:0}
