:root{
  --bg:#f4f2ec;--paper:#fbfaf6;--paper-2:#f0eee7;--ink:#121713;--muted:#68706a;--line:#d9ddd6;
  --accent:#176b4b;--accent-strong:#0c4f37;--accent-soft:#dfece4;--warm:#9a6337;--warm-soft:#f2e7db;
  --danger:#965047;--danger-soft:#f3e3df;--shadow:0 18px 58px rgba(26,37,30,.07);--shadow-hover:0 24px 70px rgba(26,37,30,.11);
  --radius:24px;--chart-1:#176b4b;--chart-2:#7ea08d;--chart-3:#b77b48;--chart-4:#9f9587;--chart-5:#d1cec5;
}
html[data-theme="dark"]{
  --bg:#101411;--paper:#161c18;--paper-2:#1d251f;--ink:#edf3ee;--muted:#9ba69e;--line:#2c3730;
  --accent:#73c59f;--accent-strong:#98d9bb;--accent-soft:#1d382b;--warm:#d3a171;--warm-soft:#3a2d22;
  --danger:#d08a81;--danger-soft:#3b2826;--shadow:0 22px 60px rgba(0,0,0,.2);--shadow-hover:0 28px 80px rgba(0,0,0,.28);
  --chart-1:#73c59f;--chart-2:#547e69;--chart-3:#c48c59;--chart-4:#847b70;--chart-5:#3e4942;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.58;transition:background .25s ease,color .25s ease;overflow-x:hidden}a{color:inherit}.scroll-progress{position:fixed;left:0;top:0;right:0;height:3px;z-index:100;background:transparent}.scroll-progress span{display:block;height:100%;width:0;background:var(--accent);transition:width .08s linear}.ambient{position:fixed;pointer-events:none;z-index:-1;border-radius:999px;filter:blur(70px);opacity:.33}.ambient-a{width:520px;height:520px;right:-180px;top:120px;background:var(--accent-soft)}.ambient-b{width:460px;height:460px;left:-220px;top:50vh;background:var(--warm-soft)}
.topbar{height:72px;position:sticky;top:0;z-index:40;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 3.4vw;background:color-mix(in srgb,var(--bg) 84%,transparent);backdrop-filter:blur(18px) saturate(1.2);border-bottom:1px solid color-mix(in srgb,var(--line) 78%,transparent)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;width:max-content}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--bg);font-size:12px;font-weight:850;letter-spacing:.04em}.brand-text{font-weight:720;letter-spacing:-.02em}.topbar nav{display:flex;gap:22px}.topbar nav a{text-decoration:none;color:var(--muted);font-size:13px;transition:.2s}.topbar nav a:hover{color:var(--ink)}.top-actions{justify-self:end;display:flex;align-items:center;gap:10px}.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:color-mix(in srgb,var(--paper) 72%,transparent)}.status-dot i{width:7px;height:7px;border-radius:999px;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 14%,transparent)}.icon-button{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:var(--paper);color:var(--ink);cursor:pointer;font-size:16px;transition:.2s}.icon-button:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.side-index{position:fixed;z-index:18;left:20px;top:50%;transform:translateY(-42%);display:flex;flex-direction:column;gap:3px}.side-index a{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--muted);padding:7px 8px;border-radius:9px;transition:.2s}.side-index b{font-size:9px;font-variant-numeric:tabular-nums;letter-spacing:.07em}.side-index span{font-size:11px;max-width:0;overflow:hidden;white-space:nowrap;opacity:0;transition:.25s}.side-index a:hover,.side-index a.active{background:var(--paper);color:var(--ink);box-shadow:0 5px 20px rgba(0,0,0,.04)}.side-index a:hover span,.side-index a.active span{max-width:100px;opacity:1}.side-index a.active b{color:var(--accent)}
.section-shell{width:min(1160px,calc(100vw - 10vw));margin:0 auto}.hero{padding:94px 0 54px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:64px;align-items:end}.eyebrow{display:flex;align-items:center;gap:9px;font-size:11px;letter-spacing:.14em;color:var(--accent);font-weight:790;text-transform:uppercase;margin-bottom:14px}.eyebrow em{font-style:normal;letter-spacing:.02em;padding:3px 7px;border:1px solid color-mix(in srgb,var(--accent) 35%,transparent);border-radius:999px;font-size:9px}.hero h1{font-size:clamp(56px,8vw,108px);line-height:.91;letter-spacing:-.067em;margin:0;max-width:900px;font-weight:760}.hero h1 span{color:var(--accent)}.hero-copy{max-width:760px;font-size:17px;line-height:1.75;color:var(--muted);margin:28px 0 20px}.hero-meta{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.pill,.tag{border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:11px;color:var(--muted);background:color-mix(in srgb,var(--paper) 78%,transparent)}.hero-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}.button{display:inline-flex;gap:8px;align-items:center;justify-content:center;text-decoration:none;border:1px solid var(--line);padding:11px 14px;border-radius:12px;background:var(--paper);font-size:12px;font-weight:700;transition:.2s;box-shadow:0 5px 18px rgba(20,30,24,.03)}.button:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.button.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}.hero-panel{background:linear-gradient(145deg,var(--ink),color-mix(in srgb,var(--ink) 84%,var(--accent)));color:var(--bg);border-radius:28px;padding:26px;min-height:250px;box-shadow:0 28px 80px rgba(20,30,24,.14);position:relative;overflow:hidden}.hero-panel:after{content:"";position:absolute;width:180px;height:180px;border:1px solid color-mix(in srgb,var(--bg) 14%,transparent);border-radius:50%;right:-70px;bottom:-70px}.panel-kicker{font-size:9px;letter-spacing:.16em;opacity:.58}.panel-number{font-size:58px;line-height:1;font-weight:760;letter-spacing:-.055em;margin:36px 0 3px}.panel-label{font-size:12px;opacity:.68;max-width:180px}.panel-rule{height:1px;background:color-mix(in srgb,var(--bg) 18%,transparent);margin:25px 0 18px}.panel-note{font-size:11px;line-height:1.65;opacity:.56;max-width:220px}.panel-note code{background:color-mix(in srgb,var(--bg) 10%,transparent);color:inherit}
.metric-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:112px}.metric{padding:20px 18px 18px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--paper) 74%,transparent);position:relative;overflow:hidden;transition:.25s}.metric:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);opacity:0;transition:.25s}.metric:hover{transform:translateY(-3px);background:var(--paper);box-shadow:var(--shadow)}.metric:hover:before{opacity:1}.metric .value{font-size:32px;line-height:1;font-weight:760;letter-spacing:-.045em;font-variant-numeric:tabular-nums}.metric .label{font-size:11px;color:var(--muted);margin-top:10px}.report-section{margin-bottom:114px}.section-head{display:flex;justify-content:space-between;gap:42px;align-items:flex-end;margin-bottom:28px}.section-title-block{display:flex;align-items:flex-start;gap:18px}.section-index{font-size:11px;color:var(--muted);border:1px solid var(--line);width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-variant-numeric:tabular-nums;margin-top:3px}.section-head h2{font-size:clamp(34px,4vw,54px);line-height:1.04;letter-spacing:-.048em;margin:0}.section-head .eyebrow{margin-bottom:10px}.section-head>p{max-width:430px;color:var(--muted);margin:0;font-size:13px;line-height:1.7}.grid{display:grid}.grid.two{grid-template-columns:1.36fr 1fr;gap:16px}.grid.two.equal{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:color-mix(in srgb,var(--paper) 92%,transparent);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);min-width:0;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.card:hover{box-shadow:var(--shadow-hover);border-color:color-mix(in srgb,var(--accent) 18%,var(--line))}.featured-card{background:linear-gradient(145deg,var(--paper),color-mix(in srgb,var(--paper) 88%,var(--accent-soft)))}.card h3{font-size:17px;margin:3px 0 18px;letter-spacing:-.018em}.card-large{min-height:310px}.card-title-row{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.micro-label{display:block;font-size:9px;letter-spacing:.13em;color:var(--muted);font-weight:760}.card-icon{display:grid;place-items:center;width:33px;height:33px;border-radius:10px;background:var(--paper-2);border:1px solid var(--line);font-size:11px;color:var(--muted)}.caption,.table-note{font-size:11px;color:var(--muted);margin:12px 0 0;line-height:1.65}.gap-top{margin-top:16px}.chart{width:100%;min-height:220px;position:relative}.chart-tall{min-height:320px}.chart svg{display:block;width:100%;height:auto;overflow:visible}.chart svg .bar{transition:opacity .16s ease,filter .16s ease}.chart svg .bar:hover{filter:brightness(.92)}.axis-label{fill:var(--muted);font-size:10px}.value-label{fill:var(--ink);font-size:10px;font-weight:700}.grid-line{stroke:var(--line);stroke-width:1;opacity:.72}.fact-list{display:grid;gap:2px}.fact{display:grid;grid-template-columns:1fr auto;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}.fact:last-child{border-bottom:none}.fact .name{color:var(--muted);font-size:12px}.fact .num{font-variant-numeric:tabular-nums;font-weight:720;font-size:13px}.table-wrap{overflow:auto;border:1px solid var(--line);background:var(--paper);border-radius:18px;box-shadow:var(--shadow)}.table-wrap table{width:100%;border-collapse:collapse;min-width:900px}.table-wrap th,.table-wrap td{text-align:right;padding:14px 16px;border-bottom:1px solid var(--line);font-size:11px;font-variant-numeric:tabular-nums}.table-wrap th:first-child,.table-wrap td:first-child{text-align:left}.table-wrap th{color:var(--muted);font-weight:700;background:var(--paper-2);position:sticky;top:0;letter-spacing:.02em}.table-wrap tbody tr{transition:.15s}.table-wrap tbody tr:hover{background:color-mix(in srgb,var(--accent-soft) 40%,transparent)}.table-wrap tr:last-child td{border-bottom:none}.rank-list{display:grid;gap:12px}.rank-row{display:grid;grid-template-columns:minmax(120px,210px) 1fr 70px;align-items:center;gap:14px;font-size:12px}.rank-track{height:7px;background:var(--paper-2);border-radius:99px;overflow:hidden}.rank-fill{height:100%;background:linear-gradient(90deg,var(--accent),color-mix(in srgb,var(--accent) 58%,var(--warm)));border-radius:99px;transform-origin:left;animation:growBar .7s ease both}.rank-num{text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}
.heatmap-wrap{overflow-x:auto;padding:4px 0 6px}.heat-grid{display:grid;grid-template-columns:54px repeat(24,minmax(25px,1fr));gap:4px;min-width:860px;align-items:center}.heat-cell{aspect-ratio:1.12;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:8px;border:1px solid color-mix(in srgb,var(--line) 38%,transparent);transition:.15s;cursor:default}.heat-cell:hover{transform:scale(1.15);z-index:2;box-shadow:0 6px 14px rgba(0,0,0,.12)}.heat-label{font-size:9px;color:var(--muted);text-align:center}.heat-day{text-align:left;font-weight:700}.heat-legend{display:flex;align-items:center;gap:8px;justify-content:flex-end;margin-top:12px;font-size:9px;color:var(--muted);flex-wrap:wrap}.legend-swatches{display:flex;gap:2px}.legend-swatches i{display:block;width:15px;height:7px;border-radius:2px}.quantile-row{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:18px}.quantile{border-top:1px solid var(--line);padding:11px 0 0}.quantile b{display:block;font-size:20px;letter-spacing:-.03em}.quantile span{font-size:9px;color:var(--muted)}.feature-list{display:grid;gap:17px}.feature-row{display:grid;grid-template-columns:1fr 66px;gap:12px;align-items:center}.feature-label{font-size:12px}.feature-track{height:8px;background:var(--paper-2);border-radius:999px;overflow:hidden;margin-top:7px}.feature-fill{height:100%;background:linear-gradient(90deg,var(--warm),color-mix(in srgb,var(--warm) 60%,var(--accent)));border-radius:99px;transform-origin:left;animation:growBar .7s ease both}.feature-rate{text-align:right;font-variant-numeric:tabular-nums;font-weight:720;font-size:12px}.phrase-cloud{display:flex;flex-wrap:wrap;gap:8px}.phrase{display:inline-flex;align-items:baseline;gap:7px;border:1px solid var(--line);border-radius:999px;padding:8px 11px;background:var(--paper);transition:.18s}.phrase:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--accent) 40%,var(--line));box-shadow:0 8px 20px rgba(20,30,24,.06)}.phrase b{font-size:13px}.phrase small{font-size:9px;color:var(--muted);font-variant-numeric:tabular-nums}.method-detail{margin-top:22px;border-top:1px solid var(--line);padding-top:17px}.method-detail summary{cursor:pointer;font-weight:700;font-size:12px}.method-detail p{color:var(--muted);font-size:12px;max-width:900px}.finding-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.finding{padding:20px;border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--paper) 84%,transparent);transition:.24s}.finding:hover{transform:translateY(-3px);background:var(--paper);box-shadow:var(--shadow)}.finding .kicker{font-size:9px;color:var(--muted);text-transform:uppercase;letter-spacing:.11em}.finding .big{font-size:31px;font-weight:760;letter-spacing:-.045em;margin:9px 0}.finding p{color:var(--muted);font-size:11px;margin:0;line-height:1.65}.method-card .method-name{font-weight:740;margin-bottom:8px;font-size:13px}.method-card p{font-size:11px;color:var(--muted);margin:0;line-height:1.7}.warning-card{border-color:color-mix(in srgb,var(--warm) 34%,var(--line));background:linear-gradient(145deg,var(--paper),var(--warm-soft))}.warning-card ul{margin:0;padding-left:20px;color:color-mix(in srgb,var(--ink) 72%,var(--warm))}.warning-card li{margin:9px 0;font-size:11px;line-height:1.7}.footer{display:flex;justify-content:space-between;gap:24px;padding:34px 0 52px;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.footer>div{display:flex;gap:14px;align-items:center}.footer b{color:var(--ink)}.footer a{text-decoration:none;color:var(--accent)}code{background:var(--paper-2);padding:2px 5px;border-radius:5px;font-size:.92em}.chart-tooltip{position:fixed;z-index:120;pointer-events:none;opacity:0;transform:translate(-50%,-110%);background:var(--ink);color:var(--bg);padding:7px 9px;border-radius:9px;font-size:10px;box-shadow:0 10px 26px rgba(0,0,0,.2);transition:opacity .12s;white-space:nowrap}.chart-tooltip.show{opacity:1}.reveal{opacity:0;transform:translateY(12px);transition:opacity .7s ease,transform .7s ease}.reveal.is-visible{opacity:1;transform:none}@keyframes growBar{from{transform:scaleX(.05);opacity:.45}to{transform:scaleX(1);opacity:1}}
@media(max-width:1280px){.side-index{display:none}.section-shell{width:min(1160px,92vw)}}
@media(max-width:920px){.topbar{grid-template-columns:1fr auto}.topbar nav{display:none}.status-dot{display:none}.hero{padding-top:70px}.hero-grid{grid-template-columns:1fr;gap:28px}.hero-panel{max-width:420px;min-height:210px}.metric-strip{grid-template-columns:repeat(2,1fr);margin-bottom:86px}.grid.two,.grid.two.equal{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column;gap:12px}.section-head>p{max-width:680px}.finding-grid{grid-template-columns:repeat(2,1fr)}.footer{flex-direction:column}.footer>div{flex-wrap:wrap}.rank-row{grid-template-columns:110px 1fr 56px}}
@media(max-width:580px){.topbar{height:62px;padding:0 4vw}.brand-text{display:none}.section-shell{width:92vw}.hero{padding-top:56px}.hero h1{font-size:50px}.hero-copy{font-size:15px}.hero-panel{padding:21px}.panel-number{font-size:48px;margin-top:26px}.metric-strip{grid-template-columns:1fr 1fr}.metric .value{font-size:26px}.report-section{margin-bottom:80px}.section-title-block{gap:11px}.section-index{width:29px;height:29px;font-size:9px}.section-head h2{font-size:34px}.card{padding:18px;border-radius:20px}.quantile-row{grid-template-columns:repeat(3,1fr)}.hero-actions .button{flex:1;min-width:145px}.finding-grid{grid-template-columns:1fr}.footer>div{align-items:flex-start;flex-direction:column}.top-actions{gap:0}.icon-button{border-radius:9px}}

/* ─────────────────────────────────────────────────────────────
   Archive / Timeline
   ───────────────────────────────────────────────────────────── */
.site-nav a.active{color:var(--ink);font-weight:720;position:relative}.site-nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--accent);border-radius:2px}
.timeline-hero{padding:76px 0 38px}.timeline-hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.7fr);gap:70px;align-items:end}.timeline-hero h1{font-size:clamp(58px,8vw,104px);line-height:.9;letter-spacing:-.068em;margin:0;font-weight:760}.timeline-hero h1 span{color:var(--accent)}.timeline-hero p{max-width:760px;margin:27px 0 0;color:var(--muted);font-size:15px;line-height:1.8}.archive-summary{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:22px;background:color-mix(in srgb,var(--paper) 80%,transparent);box-shadow:var(--shadow);overflow:hidden}.archive-summary>div{padding:22px 18px;border-right:1px solid var(--line)}.archive-summary>div:last-child{border-right:none}.archive-summary b{display:block;font-size:29px;line-height:1;letter-spacing:-.04em}.archive-summary span{display:block;color:var(--muted);font-size:9px;margin-top:8px}.archive-toolbar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:18px auto 24px}.search-box{min-width:0;flex:1;display:flex;align-items:center;gap:11px;padding:0 14px;height:52px;border:1px solid var(--line);border-radius:16px;background:var(--paper);box-shadow:0 7px 25px rgba(25,34,29,.04);transition:.2s}.search-box:focus-within{border-color:color-mix(in srgb,var(--accent) 46%,var(--line));box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 9%,transparent),var(--shadow)}.search-box>span{font-size:20px;color:var(--muted)}.search-box input{min-width:0;flex:1;background:transparent;border:0;outline:0;color:var(--ink);font:inherit;font-size:13px}.search-box input::placeholder{color:color-mix(in srgb,var(--muted) 72%,transparent)}.search-box kbd{border:1px solid var(--line);background:var(--paper-2);color:var(--muted);border-radius:6px;padding:2px 7px;font:10px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace}.toolbar-actions{display:flex;gap:8px;flex:none}.archive-layout{display:grid;grid-template-columns:278px minmax(0,1fr);gap:30px;align-items:start;margin-bottom:112px}.filter-panel{position:sticky;top:94px;border:1px solid var(--line);border-radius:22px;background:color-mix(in srgb,var(--paper) 90%,transparent);box-shadow:var(--shadow);padding:20px;max-height:calc(100vh - 118px);overflow:auto}.filter-panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}.filter-panel h2{font-size:22px;letter-spacing:-.035em;margin:1px 0 0}.filter-live{font-size:9px;padding:5px 8px;border-radius:999px;background:var(--accent-soft);color:var(--accent-strong);white-space:nowrap}.filter-group{padding:18px 0;border-bottom:1px solid var(--line)}.filter-label{display:flex;align-items:center;gap:6px;font-size:10px;color:var(--muted);letter-spacing:.04em;font-weight:720;margin-bottom:9px}.filter-chips{display:flex;flex-wrap:wrap;gap:6px}.filter-chip{border:1px solid var(--line);background:var(--paper);color:var(--muted);border-radius:999px;padding:6px 8px;font:inherit;font-size:10px;cursor:pointer;transition:.16s}.filter-chip small{opacity:.62;margin-left:4px}.filter-chip:hover{border-color:color-mix(in srgb,var(--accent) 36%,var(--line));color:var(--ink)}.filter-chip.active{background:var(--ink);border-color:var(--ink);color:var(--bg)}.select-control{width:100%;appearance:none;border:1px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink);padding:9px 28px 9px 10px;font:inherit;font-size:11px;outline:0;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 14px) 13px,calc(100% - 10px) 13px;background-size:4px 4px,4px 4px;background-repeat:no-repeat}.split-controls{display:grid;grid-template-columns:1fr 1fr;gap:8px}.split-controls label{min-width:0}.help-dot{border:1px solid var(--line);background:var(--paper-2);color:var(--muted);font-size:8px;border-radius:50%;width:15px;height:15px;line-height:13px;padding:0;cursor:pointer}.filter-method{padding-top:17px;font-size:10px;color:var(--muted)}.filter-method summary{cursor:pointer;color:var(--ink);font-weight:700}.filter-method p{line-height:1.65}.filter-method a{color:var(--accent);text-decoration:none}.archive-main{min-width:0}.result-bar{min-height:65px;display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:14px}.result-title{display:flex;align-items:baseline;gap:8px}.result-title b{font-size:31px;letter-spacing:-.045em}.result-title span{font-size:11px;color:var(--muted)}.active-filters{display:flex;flex-wrap:wrap;gap:5px;justify-content:flex-end;max-width:60%}.active-filters span{font-size:9px;padding:5px 8px;border-radius:999px;border:1px solid color-mix(in srgb,var(--accent) 24%,var(--line));background:var(--accent-soft);color:var(--accent-strong)}.quick-years{display:flex;gap:5px;overflow:auto;padding:0 0 11px;margin-bottom:5px;scrollbar-width:none}.quick-years::-webkit-scrollbar{display:none}.quick-years button{border:0;background:transparent;color:var(--muted);font:inherit;font-size:10px;padding:5px 7px;cursor:pointer;border-radius:7px}.quick-years button:hover{background:var(--paper);color:var(--ink)}.timeline-list{position:relative}.year-divider{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:26px 0 14px;scroll-margin-top:92px}.year-divider span{font-size:12px;font-weight:820;letter-spacing:.08em}.year-divider i{height:1px;background:var(--line)}.year-divider small{font-size:9px;color:var(--muted)}.weibo-card{display:grid;grid-template-columns:82px minmax(0,1fr);gap:20px;padding:5px 0 27px;scroll-margin-top:100px}.weibo-date{text-align:right;padding-top:17px;position:relative}.weibo-date:after{content:"";position:absolute;right:-12px;top:22px;width:7px;height:7px;border-radius:50%;background:var(--paper);border:2px solid var(--accent);z-index:2}.weibo-date:before{content:"";position:absolute;right:-9px;top:28px;bottom:-33px;width:1px;background:var(--line)}.weibo-date b{display:block;font-size:14px;font-variant-numeric:tabular-nums}.weibo-date span{display:block;color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums}.weibo-date em{display:block;margin-top:3px;color:var(--muted);font-style:normal;font-size:8px}.weibo-body{border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--paper) 94%,transparent);padding:19px 21px 15px;box-shadow:0 8px 28px rgba(25,34,29,.035);transition:transform .2s,box-shadow .2s,border-color .2s}.weibo-card:hover .weibo-body{transform:translateY(-1px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--accent) 20%,var(--line))}.weibo-meta{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:9px;margin-bottom:10px}.weibo-meta span+span:before{content:"·";margin-right:9px}.weibo-content{font-size:14px;line-height:1.84;letter-spacing:.005em;word-break:break-word}.weibo-content mark{background:color-mix(in srgb,var(--warm) 26%,transparent);color:inherit;border-radius:3px;padding:0 2px}.record-warning{display:inline-block;margin-top:12px;padding:6px 8px;border-radius:8px;font-size:9px;color:var(--danger);background:var(--danger-soft)}.record-badges{display:flex;gap:5px;flex-wrap:wrap;margin-top:13px}.record-badge{font-size:8px;padding:4px 7px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}.record-badge.topic{border-color:color-mix(in srgb,var(--accent) 22%,var(--line));background:color-mix(in srgb,var(--accent-soft) 44%,transparent);color:var(--accent-strong)}.record-badge.structural{border-color:color-mix(in srgb,var(--warm) 25%,var(--line));background:color-mix(in srgb,var(--warm-soft) 54%,transparent);color:color-mix(in srgb,var(--warm) 82%,var(--ink))}.record-actions{display:flex;justify-content:flex-end;gap:5px;margin-top:10px;opacity:0;transition:.15s}.weibo-card:hover .record-actions{opacity:1}.record-actions button{border:0;background:transparent;color:var(--muted);font:inherit;font-size:9px;cursor:pointer;padding:4px 6px}.record-actions button:hover{color:var(--accent)}.timeline-sentinel{display:flex;justify-content:center;align-items:center;gap:10px;min-height:100px;color:var(--muted);font-size:10px}.loader-ring{width:14px;height:14px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.empty-state{text-align:center;padding:70px 20px;border:1px dashed var(--line);border-radius:22px;background:color-mix(in srgb,var(--paper) 55%,transparent)}.empty-glyph{font-size:42px;color:var(--muted)}.empty-state h3{margin:5px 0}.empty-state p{color:var(--muted);font-size:11px}.archive-method{margin-top:20px}.rule-list{display:grid;gap:0}.rule-row{display:grid;grid-template-columns:minmax(100px,.7fr) minmax(0,1.3fr);gap:14px;padding:11px 0;border-bottom:1px solid var(--line);font-size:10px}.rule-row:last-child{border-bottom:0}.rule-row b{font-size:11px}.rule-row>span{color:var(--muted);text-align:right}.topic-rule code{display:inline-block;margin:1px 2px}.archive-note{font-size:12px;color:var(--muted);line-height:1.8;max-width:900px}.back-top{position:fixed;right:24px;bottom:24px;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:color-mix(in srgb,var(--paper) 90%,transparent);backdrop-filter:blur(10px);color:var(--ink);box-shadow:var(--shadow);cursor:pointer;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:30}.back-top.show{opacity:1;transform:none;pointer-events:auto}.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,16px);z-index:100;opacity:0;pointer-events:none;background:var(--ink);color:var(--bg);border-radius:999px;padding:8px 13px;font-size:10px;box-shadow:var(--shadow);transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}.weibo-card.flash .weibo-body{animation:flashCard 1.4s ease}.timeline-page[data-density="compact"] .weibo-card{padding-bottom:12px}.timeline-page[data-density="compact"] .weibo-body{padding:13px 16px 11px;border-radius:15px}.timeline-page[data-density="compact"] .weibo-content{font-size:12px;line-height:1.65}.timeline-page[data-density="compact"] .record-badges,.timeline-page[data-density="compact"] .record-actions{margin-top:7px}
@keyframes spin{to{transform:rotate(360deg)}}@keyframes flashCard{0%,100%{box-shadow:var(--shadow)}35%{box-shadow:0 0 0 5px color-mix(in srgb,var(--accent) 15%,transparent),0 24px 70px rgba(25,34,29,.12);border-color:var(--accent)}}
@media(max-width:1000px){.timeline-hero-grid{grid-template-columns:1fr;gap:24px}.archive-summary{max-width:600px}.archive-layout{grid-template-columns:1fr}.filter-panel{position:relative;top:auto;max-height:none}.filter-group{padding:13px 0}.filter-panel .split-controls{max-width:420px}.archive-toolbar{align-items:stretch}.toolbar-actions{flex:none}}
@media(max-width:700px){.timeline-hero{padding-top:54px}.timeline-hero h1{font-size:55px}.archive-summary{grid-template-columns:1fr 1fr 1fr}.archive-summary>div{padding:15px 12px}.archive-summary b{font-size:23px}.archive-toolbar{flex-direction:column}.toolbar-actions{width:100%}.toolbar-actions .button{flex:1}.archive-layout{gap:18px}.filter-panel{padding:16px}.result-bar{flex-direction:column;gap:8px}.active-filters{justify-content:flex-start;max-width:100%}.weibo-card{grid-template-columns:55px minmax(0,1fr);gap:12px}.weibo-date b{font-size:11px}.weibo-date:after{right:-9px}.weibo-date:before{right:-6px}.weibo-body{padding:15px}.weibo-content{font-size:13px}.record-actions{opacity:1}.archive-summary span{font-size:8px}.rule-row{grid-template-columns:1fr}.rule-row>span{text-align:left}.back-top{right:14px;bottom:14px}}

/* Brand icon — navigation intentionally uses the symbol only. */
.brand{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;gap:0}
.brand-logo{display:block;width:40px;height:40px;object-fit:contain;filter:drop-shadow(0 5px 12px rgba(13,54,103,.12));transition:transform .2s ease,filter .2s ease}
.brand:hover .brand-logo{transform:translateY(-1px) scale(1.035);filter:drop-shadow(0 7px 16px rgba(13,54,103,.18))}
@media(max-width:580px){.brand{width:38px;height:38px}.brand-logo{width:36px;height:36px}}

/* Public-release refinements */
.ci-line{stroke:var(--ink);stroke-width:1.4;opacity:.64;pointer-events:none}.ci-text{display:block;margin-top:3px;color:var(--muted);font-size:8px;font-weight:500}.hash-value{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;white-space:nowrap}.manifest-card{background:linear-gradient(145deg,var(--paper),color-mix(in srgb,var(--paper) 92%,var(--accent-soft)))}
.nav-toggle{display:none}.mobile-nav{position:fixed;inset:0;z-index:90;background:rgba(8,14,11,.34);backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .2s ease}.mobile-nav.open{opacity:1;pointer-events:auto}.mobile-nav-sheet{position:absolute;right:12px;top:76px;width:min(330px,calc(100vw - 24px));padding:14px;border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--paper) 96%,transparent);box-shadow:var(--shadow-hover);transform:translateY(-8px) scale(.98);transition:transform .2s ease}.mobile-nav.open .mobile-nav-sheet{transform:none}.mobile-nav-head{display:flex;align-items:center;justify-content:space-between;padding:2px 2px 10px;color:var(--muted);font-size:10px}.mobile-nav-sheet>a{display:flex;align-items:center;min-height:46px;padding:0 13px;border-radius:12px;text-decoration:none;font-size:13px;font-weight:700}.mobile-nav-sheet>a:hover{background:var(--paper-2)}body.nav-open,body.filter-open{overflow:hidden}
.filter-toggle,.filter-close,.filter-done{display:none}.filter-head-actions{display:flex;align-items:center;gap:7px}.filter-overlay{display:none}.text-layer-label{font-size:8px;letter-spacing:.09em;text-transform:uppercase;color:var(--accent);font-weight:800;margin:2px 0 7px}.author-text{font-weight:520}.no-author-note{font-size:10px;color:var(--muted);padding:8px 10px;border:1px dashed var(--line);border-radius:10px;background:var(--paper-2)}.quoted-block{margin-top:14px;border-top:1px solid var(--line);padding-top:11px}.quoted-block summary{display:flex;justify-content:space-between;gap:12px;align-items:center;cursor:pointer;color:var(--muted);font-size:10px;font-weight:700;list-style:none}.quoted-block summary::-webkit-details-marker{display:none}.quoted-block summary:before{content:"+";display:inline-grid;place-items:center;width:16px;height:16px;border-radius:5px;background:var(--paper-2);margin-right:7px;flex:none}.quoted-block[open] summary:before{content:"−"}.quoted-block summary span{margin-left:auto;font-size:8px;font-weight:500}.quoted-content{margin-top:10px;padding:12px 14px;border-left:2px solid color-mix(in srgb,var(--accent) 45%,var(--line));border-radius:0 10px 10px 0;background:color-mix(in srgb,var(--paper-2) 70%,transparent);color:color-mix(in srgb,var(--ink) 82%,var(--muted));font-size:12px;line-height:1.75;word-break:break-word}.filter-toggle span{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--accent-soft);color:var(--accent-strong);font-size:9px}

@media(max-width:920px){.nav-toggle{display:inline-grid;place-items:center}.top-actions{gap:7px}.mobile-nav-sheet{top:72px}}
@media(max-width:1000px){
  .filter-toggle{display:inline-flex}.filter-overlay{display:block;position:fixed;inset:0;z-index:69;background:rgba(8,14,11,.28);backdrop-filter:blur(5px);opacity:0;pointer-events:none;transition:.2s}.filter-overlay.open{opacity:1;pointer-events:auto}
  .filter-panel{position:fixed!important;left:0;right:0;bottom:0;top:auto!important;z-index:70;max-height:min(86vh,760px)!important;overflow:auto;border-radius:26px 26px 0 0;padding:20px 5vw 26px;transform:translateY(104%);transition:transform .24s cubic-bezier(.2,.75,.25,1);box-shadow:0 -20px 70px rgba(0,0,0,.16)}.filter-panel.open{transform:none}.filter-close{display:inline-grid;place-items:center}.filter-done{display:flex;width:100%;margin-top:17px}.archive-layout{grid-template-columns:1fr}.archive-toolbar{position:sticky;top:72px;z-index:22;padding-top:12px;padding-bottom:12px;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(14px)}
}
@media(max-width:580px){.mobile-nav-sheet{top:66px}.toolbar-actions{display:grid;grid-template-columns:1fr 1fr 1fr}.toolbar-actions .button{min-width:0;padding-left:8px;padding-right:8px;font-size:10px}.quoted-block summary{align-items:flex-start;flex-wrap:wrap}.quoted-block summary span{width:100%;margin-left:23px}.archive-toolbar{top:62px}.record-actions{flex-wrap:wrap}}

.error-page{min-height:calc(100vh - 86px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-top:70px;padding-bottom:90px}.error-code{font-size:clamp(90px,18vw,210px);font-weight:850;letter-spacing:-.08em;line-height:.72;color:color-mix(in srgb,var(--accent) 18%,transparent);margin-bottom:28px}.error-page h1{font-size:clamp(42px,7vw,76px);line-height:.98;letter-spacing:-.055em;margin:10px 0 18px}.error-page>p{max-width:620px;color:var(--muted);font-size:14px;line-height:1.8}.error-page .hero-actions{margin-top:24px}