@font-face{font-family:"Fraunces";src:url("fonts/Fraunces-display.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Atkinson";src:url("fonts/AtkinsonHyperlegibleNext.woff2") format("woff2");font-weight:100 900;font-display:swap}

/* Rag paper and iron-gall ink by day; soot by night. The accent is the orange of the glow
   Pepys saw from the river; the map itself stays dark in both themes, because it shows a night. */
:root{
  --paper:#f4eee3; --surface:#ebe2d2; --surface-2:#e0d4bf;
  --ink:#1d1611; --ink-2:#3b2f26; --ink-3:#54463a;
  --rule:#d2c4ad; --rule-strong:#a08f76;
  --fire:#a8360c; --fire-2:#c2410c; --ember:#e98a3a;
  --card:rgba(244,238,227,.95);
  --focus:#1b4a8a;
  --shadow:0 1px 2px rgba(29,22,17,.12),0 14px 36px rgba(29,22,17,.14);
  --maxw:76rem; --measure:35rem; --bar:3.25rem; --r:12px;
}
:root[data-theme="dark"]{
  --paper:#0f0c0a; --surface:#1a1512; --surface-2:#241d18;
  --ink:#f3ece2; --ink-2:#d6cabb; --ink-3:#b9ab99;
  --rule:#342a23; --rule-strong:#5a4b3f;
  --fire:#ffa062; --fire-2:#ff8a4a; --ember:#ffb870;
  --card:rgba(20,16,13,.93);
  --focus:#9cc4ff;
  --shadow:0 1px 2px rgba(0,0,0,.5),0 14px 36px rgba(0,0,0,.45);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --paper:#0f0c0a; --surface:#1a1512; --surface-2:#241d18;
    --ink:#f3ece2; --ink-2:#d6cabb; --ink-3:#b9ab99;
    --rule:#342a23; --rule-strong:#5a4b3f;
    --fire:#ffa062; --fire-2:#ff8a4a; --ember:#ffb870;
    --card:rgba(20,16,13,.93);
    --focus:#9cc4ff;
    --shadow:0 1px 2px rgba(0,0,0,.5),0 14px 36px rgba(0,0,0,.45);
  }
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--bar) + .5rem)}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"Atkinson",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:clamp(1rem,.96rem + .2vw,1.1rem);line-height:1.62;
  overflow-x:clip;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--fire);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{color:var(--fire-2)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}
h1,h2,h3{font-family:"Fraunces",Georgia,serif;font-weight:560;line-height:1.1;letter-spacing:-.01em;margin:0 0 .6em;text-wrap:balance}
h2{font-size:clamp(1.7rem,1.3rem + 1.8vw,2.7rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
blockquote{margin:1.2em 0;padding:0 0 0 1.1rem;border-left:3px solid var(--ember)}
blockquote p{font-family:"Fraunces",Georgia,serif;font-size:1.13em;line-height:1.45;font-style:italic;margin:0 0 .35em}
blockquote cite{font-style:normal;font-size:.85rem;color:var(--ink-3)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- top bar ---------- */
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:.6rem;
  min-height:var(--bar);padding:0 clamp(.75rem,2vw,1.4rem);line-height:1;
  background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
.topbar .home{font-family:"Fraunces",Georgia,serif;font-weight:600;color:var(--ink);text-decoration:none;white-space:nowrap;font-size:.95rem;display:flex;align-items:center;min-height:2.75rem}
.topnav{display:flex;gap:.85rem;overflow-x:auto;scrollbar-width:none;min-width:0;flex:0 1 auto}
.topnav::-webkit-scrollbar{display:none}
.topnav a{color:var(--ink-2);text-decoration:none;white-space:nowrap;font-size:.9rem;display:flex;align-items:center;min-height:2.75rem}
.topnav a:hover{color:var(--fire)}
.spacer{flex:1 1 auto}
.chip{color:var(--ink-2);text-decoration:none;font-size:.85rem;white-space:nowrap;border:1px solid var(--rule);border-radius:999px;padding:.25rem .6rem;display:flex;align-items:center;min-height:2.2rem}
.chip:hover{border-color:var(--fire)}
.icon-btn{display:grid;place-items:center;width:2.1rem;height:2.1rem;flex:0 0 auto;border:1px solid var(--rule);border-radius:999px;background:transparent;color:var(--ink-2);cursor:pointer;position:relative}
.icon-btn::after{content:"";position:absolute;inset:-.4rem}
.icon-btn svg{display:block}
.icon-btn:hover{color:var(--fire);border-color:var(--fire)}
@media (max-width:40rem){.topnav{display:none}}

/* ---------- reading rail ---------- */
.rail{display:none}
@media (min-width:88rem){
  .rail{display:flex;flex-direction:column;gap:.55rem;position:fixed;right:1.1rem;top:50%;transform:translateY(-50%);z-index:30}
  .rail a{display:flex;align-items:center;justify-content:flex-end;gap:.5rem;min-height:1.4rem;text-decoration:none;color:var(--ink-2);font-size:.78rem}
  .rail a span{opacity:0;transition:opacity .2s;background:var(--paper);padding:.1rem .35rem;border-radius:4px;white-space:nowrap}
  .rail a:hover span,.rail a:focus-visible span{opacity:1}
  .rail a i{display:block;width:6px;height:6px;border-radius:50%;background:var(--rule-strong);transition:transform .2s,background .2s}
  .rail a[aria-current="true"] i{background:var(--ember);transform:scale(1.5)}
}

.anchor{color:inherit;text-decoration:none}
.anchor:hover{color:var(--fire)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:calc(100svh - var(--bar));display:grid;align-items:end;color:#f6efe4;background:#120c08;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:50% 40%;filter:saturate(1.08) contrast(1.05);transform:scale(1.04);animation:drift 30s ease-in-out infinite alternate}
@keyframes drift{to{transform:scale(1.11) translate(-1.5%,-1%)}}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(10,7,5,.25) 0%,rgba(10,7,5,.35) 40%,rgba(10,7,5,.92) 88%)}
#hero-embers{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.hero-text{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;width:100%;padding:0 clamp(1rem,4vw,3rem) clamp(2rem,6vh,4rem)}
.kicker{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:#ffc58f;margin:0 0 1rem}
.hero h1{font-size:clamp(2.35rem,1.4rem + 4.6vw,5.4rem);max-width:15ch;margin:0 0 .35em;font-weight:520;text-shadow:0 2px 30px rgba(0,0,0,.5)}
.hero h1 em{font-style:italic;color:#ffb877}
.deck{font-size:clamp(1.05rem,.95rem + .5vw,1.35rem);max-width:36rem;color:#efe3d2;margin:0 0 1.4rem}
.hero .cr{position:absolute;right:.8rem;bottom:.5rem;font-size:.7rem;color:rgba(246,239,228,.72);z-index:1;max-width:60%;text-align:right}
.hero .cr a{color:inherit}
.cue{display:inline-flex;align-items:center;gap:.5rem;color:#ffd1a4;text-decoration:none;font-size:.95rem;min-height:2.75rem}
.cue svg{animation:bob 1.8s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(4px)}}

/* ---------- the map story ---------- */
.story{position:relative;display:grid;background:#0d0b0a}
.stage-wrap{grid-area:1/1;position:sticky;top:var(--bar);height:calc(100svh - var(--bar));min-height:20rem;z-index:0}
.stage{position:absolute;inset:0;overflow:hidden;background:#0d0b0a}
.stage canvas{display:block;position:absolute;inset:0}
.stage-static{position:absolute;inset:0;display:grid;place-items:center}
.stage-static img{width:100%;height:100%;object-fit:contain}
.stage.ready .stage-static{display:none}
.hud{position:absolute;top:.9rem;right:.9rem;z-index:3;text-align:right;color:#f3ece2;font-variant-numeric:tabular-nums;pointer-events:none;
  text-shadow:0 1px 8px rgba(0,0,0,.9)}
.hud .t{display:block;font-family:"Fraunces",Georgia,serif;font-size:clamp(2rem,1.4rem + 2.4vw,3.4rem);line-height:1;color:#ffcf9e}
.hud .d{display:block;font-size:.9rem;letter-spacing:.02em}
.hud .a{display:block;font-size:.8rem;color:#e0cdb6;margin-top:.2rem}
html:not(.js) .hud,.stage:not(.ready) .hud,.stage:not(.ready) .scrub{visibility:hidden}
.scrub{position:absolute;left:50%;bottom:.8rem;transform:translateX(-50%);z-index:3;width:min(28rem,calc(100% - 2rem));
  display:flex;align-items:center;gap:.7rem;color:#e9dfcf;font-size:.8rem;background:rgba(13,11,10,.72);padding:.35rem .8rem;border-radius:999px;border:1px solid #3a3029}
.scrub label{white-space:nowrap}
.scrub input{flex:1;accent-color:#ff8a4a;min-height:2.75rem}
@media (min-width:62rem){.scrub{left:auto;right:1rem;transform:none}}
.mapkey{position:absolute;right:.9rem;top:7rem;z-index:3;max-width:18rem;text-align:right;pointer-events:none;color:#d8cab7;text-shadow:0 1px 6px #000}
.mapkey p{margin:0 0 .35rem;font-size:.74rem;line-height:1.4}
.map-note b{color:#ffd1a4}
.key{display:inline-flex;gap:.4rem;align-items:center;color:#f3ece2}
@media (max-width:62rem){.mapkey{top:auto;bottom:4.2rem;left:.8rem;right:.8rem;max-width:none;text-align:left;background:rgba(13,11,10,.72);border-radius:10px;padding:.45rem .6rem .2rem}
  .mapkey p{font-size:.7rem}}
.stage.failed .hud,.stage.failed .scrub{display:none}

.prose{grid-area:1/1;position:relative;z-index:2;pointer-events:none;padding:30vh 0 40vh}
.chapter{min-height:110svh;padding:0 clamp(1rem,4vw,3rem);display:flex;align-items:flex-start}
.chapter:last-child{min-height:90svh}
.card{pointer-events:auto;max-width:27rem;background:var(--card);color:var(--ink);border:1px solid var(--rule);border-radius:var(--r);padding:1.2rem 1.35rem 1.1rem;box-shadow:var(--shadow);
  backdrop-filter:blur(6px);transition:opacity .5s,transform .5s}
.js .chapter:not(.on) .card{opacity:.55}
.stamp{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--fire);margin:0 0 .5rem;font-weight:700}
.card h2{font-size:clamp(1.45rem,1.2rem + 1vw,1.9rem);margin-bottom:.5em}
.card p:last-child{margin-bottom:0}
@media (max-width:62rem){
  .prose{padding:60svh 0 30svh}
  .chapter{align-items:flex-end;min-height:120svh}
  .card{max-width:34rem;margin:0 auto;font-size:.97rem}
}

/* ---------- blocks ---------- */
.block{max-width:var(--maxw);margin:0 auto;padding:clamp(3.5rem,8vw,7rem) clamp(1rem,4vw,3rem)}
.block .lede{max-width:var(--measure);font-size:1.08em}
.block > p,.block > blockquote{max-width:var(--measure)}
.eyebrow{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fire);font-weight:700;margin:0 0 .6rem}
.two{display:grid;gap:clamp(1.5rem,4vw,3.5rem);align-items:start}
@media (min-width:60rem){.two{grid-template-columns:minmax(0,1fr) minmax(0,1.15fr)}}
.fig{margin:0}
.fig .frame{background:#150f0b;border-radius:8px;overflow:hidden}
.fig img{width:100%;height:auto}
figcaption{font-size:.85rem;color:var(--ink-3);margin-top:.55rem;line-height:1.45}
figcaption .cr{display:block;font-size:.76rem;margin-top:.2rem}

.tally{display:grid;gap:2.2rem;margin-top:2rem}
@media (min-width:56rem){.tally{grid-template-columns:1.4fr 1fr}}
.tally-item h3{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.tally-item .n{font-family:"Fraunces",Georgia,serif;font-size:clamp(2.4rem,1.8rem + 2vw,3.6rem);line-height:1;color:var(--fire)}
.tally-item p{font-size:.95rem;color:var(--ink-2);max-width:34rem}
canvas.dots{display:block;width:100%;margin:.6rem 0 .7rem}
.dots-legend{display:flex;flex-wrap:wrap;gap:.3rem 1rem;font-size:.8rem;color:var(--ink-3);list-style:none;padding:0;margin:0 0 .8rem}
.dots-legend i{display:inline-block;width:.7rem;height:.7rem;border-radius:2px;margin-right:.35rem;vertical-align:-.05rem}
.six{display:flex;gap:.6rem;margin:.6rem 0 1rem}
.six svg{width:2.1rem;height:auto;color:var(--ink-2)}

.dead{background:var(--surface);border-radius:var(--r);padding:clamp(1.3rem,3vw,2.2rem);margin-top:2.5rem;max-width:52rem}
.dead h3{font-size:1.5rem}

/* the Monument lying down */
.monument{display:grid;gap:2rem;align-items:center}
@media (min-width:60rem){.monument{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr)}}
#monument-fig{--tip:0deg;position:relative;margin:0}
#monument-fig svg{width:100%;height:auto;overflow:visible}
#monument-fig .col{transform-box:view-box;transform-origin:62px 330px;transform:rotate(var(--tip))}
#monument-fig .ground{stroke:var(--ink-3)}
#monument-fig .shaft{fill:var(--surface-2);stroke:var(--ink-2)}
#monument-fig .urn{fill:#e8a13a}
#monument-fig .bakery{fill:var(--fire)}
#monument-fig .lbl{font-size:13px;fill:var(--ink-2);font-family:Atkinson,system-ui,sans-serif}
#monument-fig .lbl-b{font-weight:700;fill:var(--fire)}
#monument-fig .meas{stroke:var(--ink-3);stroke-dasharray:4 4;opacity:0;transition:opacity .6s}
#monument-fig.landed .meas{opacity:1}
html:not(.js) #monument-fig{--tip:90deg}
html:not(.js) #monument-fig .meas{opacity:1}

.compare{position:relative;border-radius:8px;overflow:hidden;background:#150f0b;touch-action:pan-y;user-select:none}
.compare img{width:100%;height:auto}
.compare .after{position:absolute;inset:0;clip-path:inset(0 0 0 var(--cut,50%))}
.compare .after img{height:100%;object-fit:cover}
.compare .handle{position:absolute;top:0;bottom:0;left:var(--cut,50%);width:2px;background:#ffd1a4;box-shadow:0 0 12px rgba(255,140,60,.8);pointer-events:none}
.compare .tag{position:absolute;top:.6rem;font-size:.75rem;background:rgba(13,11,10,.8);color:#f3ece2;padding:.2rem .55rem;border-radius:999px}
.compare .tag.l{left:.6rem}.compare .tag.r{right:.6rem}
.compare input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.compare input:focus-visible + .handle{outline:3px solid var(--focus)}

.limits{padding-left:1.1rem;max-width:44rem}
.limits li{margin-bottom:.7rem}
.srcs{padding-left:1.1rem;max-width:52rem;font-size:.92rem}
.srcs li{margin-bottom:.45rem;overflow-wrap:anywhere}
.method{font-size:.92rem;color:var(--ink-2);max-width:44rem}

.foot{border-top:1px solid var(--rule);padding:2rem clamp(1rem,4vw,3rem) 3rem;font-size:.9rem;color:var(--ink-3);max-width:var(--maxw);margin:0 auto}
.foot a{color:var(--ink-2)}

.nf main{max-width:40rem;margin:20vh auto;padding:0 1rem}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .js .chapter:not(.on) .card{opacity:1}
}
@media print{.rail,.topbar,.stage-wrap,.scrub{display:none}.prose{padding:0}.card{box-shadow:none;opacity:1 !important}}

/* the ladder of death counts: bars on a log scale, drawn from zero */
.ladder{display:grid;gap:.7rem;margin:1.6rem 0 1.8rem;max-width:46rem}
.rung{display:grid;grid-template-columns:4.2rem 1fr;gap:.9rem;align-items:center}
.rung .v{font-family:"Fraunces",Georgia,serif;font-size:1.9rem;line-height:1;color:var(--fire);text-align:right}
.rung .w{border-left:3px solid var(--ember);padding:.35rem 0 .35rem .8rem;font-size:.95rem;background:linear-gradient(90deg,color-mix(in srgb,var(--ember) 22%,transparent),transparent 70%)}
.rung.wide .w{background:linear-gradient(90deg,color-mix(in srgb,var(--fire-2) 40%,transparent),color-mix(in srgb,var(--ember) 12%,transparent))}
.sw-burn{background:#3a2a24}.sw-keep{background:#e8a860}
.mt{margin-top:3rem}
.block.wide{max-width:100rem}
.nw{white-space:nowrap}
/* the panorama is 8:1; give it height on narrow screens, cropping both views identically */
.compare{height:clamp(10rem,24vw,20rem)}
.compare img{width:100%;height:100%;object-fit:cover;object-position:38% 50%}
.tier{margin:0 0 1.1rem}
.tier-h{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--ink-3);margin:0 0 .45rem}
.tier.spec .rung .w{border-left-style:dashed;background:none;color:var(--ink-2)}
.tier.spec .v{color:var(--ink-3)}
a.src{font-size:.78em;color:var(--ink-3);white-space:nowrap;text-decoration-style:dotted}
a.src::before{content:"↗ "}