@font-face{font-family:'Fraunces';font-style:normal;font-weight:300 900;font-display:swap;src:url('fonts/fraunces-normal-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'Fraunces';font-style:normal;font-weight:300 900;font-display:swap;src:url('fonts/fraunces-normal-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Source Serif 4';font-style:normal;font-weight:300 700;font-display:swap;src:url('fonts/source-serif-4-normal-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'Source Serif 4';font-style:normal;font-weight:300 700;font-display:swap;src:url('fonts/source-serif-4-normal-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/ibmplexsans-400-ext.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1E00-1EFF,U+2020,U+20A0-20C0,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/ibmplexsans-400-lat.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/ibmplexsans-600-ext.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1E00-1EFF,U+2020,U+20A0-20C0,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/ibmplexsans-600-lat.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}

/* tracing paper over an aerial photograph: warm paper, graphite ink, terracotta for what was added */
:root{color-scheme:light dark;
--paper:#f4f1ea;--ink:#1c1f24;--soft:#53586a;--wash:#e9e5db;--card:#fbfaf6;--line:#cdc8bb;--line-soft:#ddd9cd;
--accent:#a8420f;--accent-ink:#ffffff;--link:#8a3a0e;
--q1:#b4441c;--q2:#4d6a8f;--q3:#2f7d6b;--q4:#a98a12;--q0:#c9c4b6;
--f0:#3a4150;--f1:#c4501f;--f2:#e8a317;--plate:#ece8dd;--plate-in:#f7f5ee;--plate-line:#7b7f8c;
--serif:'Source Serif 4',Georgia,'Times New Roman',serif;--display:'Fraunces',Georgia,serif;--sans:'IBM Plex Sans',-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;}
@media (prefers-color-scheme:dark){:root:not([data-theme='light']){
--paper:#12151b;--ink:#e9e6df;--soft:#a9aebb;--wash:#1b1f27;--card:#171b22;--line:#363c49;--line-soft:#262b35;
--accent:#f0a259;--accent-ink:#12151b;--link:#f4b374;
--q1:#ee7a45;--q2:#8fb0d9;--q3:#5cc2a8;--q4:#e1c14a;--q0:#3a404d;
--f0:#aeb6c8;--f1:#ee7a45;--f2:#ffcb4d;--plate:#0f1218;--plate-in:#1a1f29;--plate-line:#6f7686;}}
:root[data-theme='dark']{
--paper:#12151b;--ink:#e9e6df;--soft:#a9aebb;--wash:#1b1f27;--card:#171b22;--line:#363c49;--line-soft:#262b35;
--accent:#f0a259;--accent-ink:#12151b;--link:#f4b374;
--q1:#ee7a45;--q2:#8fb0d9;--q3:#5cc2a8;--q4:#e1c14a;--q0:#3a404d;
--f0:#aeb6c8;--f1:#ee7a45;--f2:#ffcb4d;--plate:#0f1218;--plate-in:#1a1f29;--plate-line:#6f7686;}

*{box-sizing:border-box;}
html{scroll-padding-top:64px;}
body{overflow-anchor:none;margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:18px;line-height:1.68;}
a{color:var(--link);}
img,canvas,svg{max-width:100%;}
button,input,select{font:inherit;color:inherit;}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:var(--accent-ink);padding:.5rem 1rem;z-index:99;}
.skip:focus{left:0;}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;}
[hidden]{display:none!important;}

/* topbar */
.topbar{position:sticky;top:0;z-index:40;display:flex;gap:.6rem;align-items:center;padding:.55rem 20px;background:color-mix(in srgb,var(--paper) 90%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line-soft);font-family:var(--sans);}
.topbar .home{display:inline-flex;align-items:center;gap:.4rem;font-weight:600;color:var(--ink);text-decoration:none;white-space:nowrap;font-size:.92rem;}
.topbar .home svg{color:var(--accent);}
.topnav{display:flex;gap:.1rem;overflow-x:auto;scrollbar-width:none;min-width:0;}
.topnav::-webkit-scrollbar{display:none;}
.topnav a{white-space:nowrap;color:var(--soft);text-decoration:none;font-size:.84rem;padding:.3rem .55rem;border-radius:99px;}
.topnav a[aria-current]{color:var(--ink);background:var(--wash);}
.spacer{flex:1;}
.chip{border:1px solid var(--line);border-radius:99px;padding:.2rem .7rem;font-size:.82rem;color:var(--ink);text-decoration:none;background:var(--card);white-space:nowrap;}
.icon-btn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:50%;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;flex:none;}
@media (pointer:coarse){.icon-btn{width:44px;height:44px;}.chip{padding:.55rem .8rem;}}
@media (max-width:599px){.topbar .home span{display:none;}}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;pointer-events:none;}
.progress #progress-bar{position:absolute;inset:0;background:var(--accent);transform-origin:0 50%;transform:scaleX(0);opacity:.55;}
.progress #progress-house{position:absolute;left:0;bottom:1px;width:18px;height:16px;color:var(--accent);opacity:0;}

.wrap{max-width:1120px;margin:0 auto;padding:0 20px;}
.wrap>*{max-width:760px;}
.wide>h2,.wide>p,.wide>h3{max-width:760px;}
.wide>h1,.wide>p.deck{max-width:46rem;}
.wide>h1{max-width:60rem;}
.wide{max-width:1120px;margin:0 auto;padding:0 20px;}
section{padding:3.2rem 0 1rem;}
h1,h2,h3{font-family:var(--display);line-height:1.12;font-weight:650;letter-spacing:-.01em;margin:0;}
h2{font-size:clamp(1.55rem,3.6vw,2.1rem);margin:0 0 .7rem;}
h2 .anchor{color:inherit;text-decoration:none;}
h2 .anchor:hover{text-decoration:underline;text-decoration-color:var(--accent);}
h3{font-size:1.15rem;margin:1.6rem 0 .4rem;}
p{margin:0 0 1rem;}
.lede{font-size:1.12rem;color:var(--soft);}
.kicker{font:600 .78rem var(--sans);letter-spacing:.09em;text-transform:uppercase;color:var(--accent);margin:0 0 .7rem;}
.note{font:.84rem/1.5 var(--sans);color:var(--soft);}

/* hero */
.hero{padding-top:2.2rem;}
.hero h1{font-size:clamp(2.1rem,6vw,3.7rem);line-height:1.04;margin:0 0 1rem;}
.deck{font-size:1.2rem;line-height:1.55;max-width:46rem;}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;margin:1.6rem 0 1.8rem;padding:0;list-style:none;}
.facts li{border-top:3px solid var(--accent);padding:.55rem .1rem 0;font:.92rem/1.4 var(--sans);color:var(--soft);}
.facts b{display:block;font:650 2rem/1.1 var(--display);color:var(--ink);font-variant-numeric:tabular-nums;}
@media (max-width:700px){.facts{grid-template-columns:1fr;gap:.6rem;}.facts li{display:grid;grid-template-columns:auto 1fr;gap:.2rem .8rem;align-items:baseline;}.facts b{font-size:1.6rem;}}

/* search */
.find{position:relative;max-width:40rem;margin:0 0 1.2rem;font-family:var(--sans);}
.find label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.35rem;}
.find .box{display:flex;gap:.4rem;}
.find input{flex:1;min-width:0;border:2px solid var(--ink);background:var(--card);border-radius:10px;padding:.7rem .9rem;font-size:1.05rem;}
.find input:focus-visible{outline-offset:2px;}
.find .go{border:0;background:var(--accent);color:var(--accent-ink);border-radius:10px;padding:0 1.1rem;font-weight:600;cursor:pointer;min-height:44px;}
.find ul{position:absolute;z-index:20;left:0;right:0;top:100%;margin:.2rem 0 0;padding:.25rem;list-style:none;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 34px rgba(0,0,0,.18);max-height:19rem;overflow:auto;}
.find li{padding:.5rem .65rem;border-radius:7px;cursor:pointer;display:flex;justify-content:space-between;gap:1rem;font-size:.98rem;}
.find li small{color:var(--soft);font-size:.8rem;white-space:nowrap;}
.find li[aria-selected=true],.find li:hover{background:var(--wash);}
.find .msg{font-size:.84rem;color:var(--soft);margin:.35rem 0 0;min-height:1.2em;}
.tries{display:flex;flex-wrap:wrap;gap:.4rem;margin:.5rem 0 0;font:.84rem var(--sans);align-items:center;color:var(--soft);}
.tries button{border:1px solid var(--line);background:var(--card);border-radius:99px;padding:.25rem .7rem;cursor:pointer;font-size:.84rem;min-height:32px;}
.tries button:hover{border-color:var(--ink);}

/* answer card */
.answer{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:1.4rem;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:1.2rem;margin:0 0 .5rem;}
@media (max-width:860px){.answer{grid-template-columns:1fr;padding:.9rem;}}
.plate{position:relative;background:var(--plate);border-radius:10px;border:1px solid var(--line);overflow:hidden;}
.plate canvas{display:block;width:100%;height:auto;}
.plate .scale{position:absolute;left:10px;bottom:9px;font:600 .72rem var(--sans);color:var(--ink);background:color-mix(in srgb,var(--plate) 82%,transparent);padding:.15rem .4rem;border-radius:4px;display:flex;align-items:center;gap:.4rem;}
.plate .scale i{display:block;height:5px;border:2px solid var(--ink);border-top:0;}
.plate .busy{position:absolute;inset:0;display:grid;place-items:center;font:.9rem var(--sans);color:var(--soft);}
.epochs{display:flex;gap:.3rem;flex-wrap:wrap;margin:.7rem 0 .2rem;font-family:var(--sans);}
.epochs button{border:1px solid var(--line);background:transparent;border-radius:99px;padding:.3rem .8rem;cursor:pointer;font-size:.86rem;min-height:36px;}
.epochs button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink);}
.key{display:flex;gap:.3rem .9rem;flex-wrap:wrap;font:.78rem var(--sans);color:var(--soft);margin:.3rem 0 0;}
.key i{display:inline-block;width:11px;height:11px;border-radius:2px;margin-right:.3rem;vertical-align:-1px;}
.i0{background:var(--f0);}.i1{background:var(--f1);}.i2{background:var(--f2);}
.who h3{margin:0;font-size:1.7rem;}
.who .sub{font:.88rem var(--sans);color:var(--soft);margin:.1rem 0 .8rem;}
.verdict{font-size:1.06rem;line-height:1.55;margin:0 0 .9rem;}
.rows{display:grid;gap:0;font-family:var(--sans);margin:0 0 .8rem;}
.rows .r{display:grid;grid-template-columns:7.2rem 1fr auto;gap:.2rem .7rem;align-items:baseline;padding:.45rem 0;border-top:1px solid var(--line-soft);font-size:.92rem;}
.rows .r:last-child{border-bottom:1px solid var(--line-soft);}
.rows .l{color:var(--soft);font-size:.82rem;}
.rows .v{font-variant-numeric:tabular-nums;}
.rows .d{font-weight:600;font-variant-numeric:tabular-nums;text-align:right;min-width:4.3rem;}
.d.up{color:var(--q1);}
@media (max-width:520px){.rows .r{grid-template-columns:1fr auto;}.rows .l{grid-column:1/-1;}}
.d.up{color:var(--q1);} .d.dn{color:var(--q2);}
.tools{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;font:.86rem var(--sans);}
.btn{border:1px solid var(--line);background:var(--card);border-radius:99px;padding:.35rem .9rem;cursor:pointer;min-height:36px;display:inline-flex;gap:.4rem;align-items:center;}
.btn:hover{border-color:var(--ink);}
.status{font:.84rem var(--sans);color:var(--soft);min-height:1.3em;margin:.3rem 0 0;}
.link-field{width:100%;font:.8rem var(--sans);padding:.4rem;margin:.4rem 0 0;border:1px solid var(--line);border-radius:6px;background:var(--card);}

/* map */
.mapwrap{position:relative;background:var(--plate-in);border:1px solid var(--line);border-radius:16px;padding:.6rem;}
.mapwrap svg{display:block;width:100%;height:auto;}
.mapwrap path{stroke:var(--plate-in);stroke-width:.25;vector-effect:non-scaling-stroke;cursor:pointer;}
.mapwrap path.c0{fill:var(--q0);} .mapwrap path.c1{fill:var(--q1);} .mapwrap path.c2{fill:var(--q2);} .mapwrap path.c3{fill:var(--q3);} .mapwrap path.c4{fill:var(--q4);}
.mapwrap path:hover{stroke:var(--ink);stroke-width:1.2;}
.mapwrap path.sel{stroke:var(--ink);stroke-width:2;}
.mapwrap .cty{fill:none;stroke:var(--ink);stroke-width:.6;opacity:.35;pointer-events:none;}
.legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:.4rem .9rem;margin:.8rem 0 0;font:.84rem/1.35 var(--sans);}
.legend label{display:flex;gap:.5rem;align-items:flex-start;cursor:pointer;}
.legend input{margin-top:.15rem;}
.legend i{flex:none;width:13px;height:13px;border-radius:3px;margin-top:.15rem;}
.legend b{font-variant-numeric:tabular-nums;}
.tip{position:fixed;z-index:60;pointer-events:none;background:var(--ink);color:var(--paper);font:.82rem/1.4 var(--sans);padding:.4rem .6rem;border-radius:8px;max-width:17rem;opacity:0;transition:opacity .08s;}
.tip.on{opacity:1;}

/* charts */
.chartbox{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:.8rem;}
.chartbox canvas{display:block;width:100%;touch-action:manipulation;}
.seg{display:flex;gap:.3rem;flex-wrap:wrap;margin:0 0 .7rem;font-family:var(--sans);}
.seg button{border:1px solid var(--line);background:transparent;border-radius:99px;padding:.3rem .85rem;cursor:pointer;font-size:.86rem;min-height:36px;}
.seg button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink);}
.cap{font:.82rem/1.45 var(--sans);color:var(--soft);margin:.6rem 0 0;}
.bands{width:100%;font-family:var(--sans);}
.bands text{fill:var(--ink);font-size:12px;}
.bands .m{fill:var(--soft);font-size:11px;}
.bands .bg{fill:var(--wash);}
.bands .b1{fill:var(--q1);} .bands .b2{fill:var(--f1);opacity:.55;}
.bands .ax{stroke:var(--line);}

/* legal */
.legal{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:12px;padding:1rem 1.2rem;margin:1.2rem 0;}
.legal h3{margin-top:0;}
.legal dl{margin:0;display:grid;grid-template-columns:8.5rem 1fr;gap:.4rem 1rem;font:.95rem/1.5 var(--sans);}
.legal dt{color:var(--soft);}.legal dd{margin:0;}
@media (max-width:620px){.legal dl{grid-template-columns:1fr;gap:0;}.legal dd{margin-bottom:.5rem;}}
.limits{padding-left:1.2rem;}
.limits li{margin-bottom:.7rem;}

/* table */
.tools-row{display:flex;gap:.6rem;flex-wrap:wrap;align-items:end;margin:0 0 .8rem;font-family:var(--sans);}
.tools-row label{display:grid;gap:.2rem;font-size:.8rem;color:var(--soft);}
.tools-row input,.tools-row select{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:.45rem .6rem;min-height:40px;font-size:.92rem;}
.tablebox{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--card);}
table{border-collapse:collapse;width:100%;font:.88rem/1.35 var(--sans);min-width:44rem;}
th,td{padding:.5rem .65rem;text-align:right;border-bottom:1px solid var(--line-soft);white-space:nowrap;font-variant-numeric:tabular-nums;}
th:first-child,td:first-child{text-align:left;position:sticky;left:0;background:var(--card);}
th{font-weight:600;color:var(--soft);font-size:.78rem;background:var(--wash);}
th:first-child{background:var(--wash);}
th button{all:unset;cursor:pointer;display:inline-flex;gap:.25rem;align-items:center;}
th button:focus-visible{outline:2px solid var(--accent);}
th[aria-sort=ascending] button::after{content:'▲';font-size:.65rem;}
th[aria-sort=descending] button::after{content:'▼';font-size:.65rem;}
td a,td button.nm{all:unset;cursor:pointer;color:var(--link);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--link) 40%,transparent);}
td button.nm:focus-visible{outline:2px solid var(--accent);}
td small{color:var(--soft);}
.more{display:flex;gap:.8rem;align-items:center;margin:.8rem 0;font:.88rem var(--sans);flex-wrap:wrap;}

.share{padding-top:2rem;}
.share-row{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;font:.86rem var(--sans);margin:0;}
.share-row .lab{color:var(--soft);margin-right:.3rem;}
.share-row a,.share-row button{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--card);display:inline-flex;align-items:center;justify-content:center;color:var(--ink);cursor:pointer;}
.share-status{font:.82rem var(--sans);color:var(--soft);min-height:1.3em;margin:.3rem 0 0;}
.sources ol{font:.88rem/1.5 var(--sans);padding-left:1.2rem;}
.sources li{margin-bottom:.5rem;}
.foot{margin-top:3rem;padding:2rem 20px 3rem;border-top:1px solid var(--line);font:.86rem/1.55 var(--sans);color:var(--soft);text-align:center;}
.foot p{margin:.3rem auto;max-width:44rem;}
.fix{background:var(--wash);border-radius:12px;padding:.9rem 1.1rem;font:.9rem/1.5 var(--sans);margin-top:1.4rem;}
.nf{display:grid;place-items:center;min-height:100vh;padding:24px;text-align:center;}
@media print{.topbar,.find,.epochs,.seg,.tools,.share,.more,.tools-row{display:none!important;}body{font-size:12pt;}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;}}