/* Thalweg: long exposure. Peat ground, foam type, one ice accent. */
:root{
  --p-1000:#070504; --p-950:#0c0906; --p-900:#14100b; --p-850:#1a150f; --p-800:#221b13; --p-700:#2e251a; --p-600:#4a3c2b; --p-500:#6e5c46;
  --foam-50:#f6f2ea; --fg:#ede6da; --foam-300:#c9bfae;
  --fg-2:rgba(237,230,218,.76); --fg-3:rgba(237,230,218,.6); --fg-4:rgba(237,230,218,.26);
  --hair:rgba(237,230,218,.11); --hair-2:rgba(237,230,218,.19);
  --ice:#9fe3e6; --ice-rgb:159 227 230;
  --pub:#b9cf9a; --pub-rgb:185 207 154;
  --hold:#e0a95b; --hold-rgb:224 169 91;
  --esc:#e8866a; --esc-rgb:232 134 106;
  --r-xs:6px; --r-sm:10px; --r-md:16px; --r-lg:24px; --r-xl:40px; --r-full:999px;
  --serif:"Fraunces",ui-serif,Georgia,serif; --sans:"Figtree",ui-sans-serif,system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
  --pad:clamp(16px,3.6vw,56px); --max:1320px;
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--p-900);color:var(--fg);-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--p-900);font:400 16.5px/1.6 var(--sans);overflow-x:hidden;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
body > main{flex:1}
a{color:inherit}
img,svg{display:block;max-width:100%}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--ice);outline-offset:3px;border-radius:4px}
::selection{background:rgba(var(--ice-rgb)/.3)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--ice);color:var(--p-950);padding:10px 16px;border-radius:var(--r-full);font-weight:600;text-decoration:none}
.skip:focus{top:12px}
.grain{position:fixed;inset:0;pointer-events:none;z-index:60;opacity:.08;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-size:220px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.mono{font-family:var(--mono)}
.num{font-variant-numeric:tabular-nums}
.tex{position:relative;background:
  radial-gradient(40% 50% at 12% 0%, rgba(170,120,60,.10), transparent 70%),
  radial-gradient(30% 40% at 92% 70%, rgba(var(--ice-rgb)/.035), transparent 70%),
  linear-gradient(90deg,var(--hair) 1px,transparent 1px) 0 0/72px 72px,
  linear-gradient(var(--hair) 1px,transparent 1px) 0 0/72px 72px, var(--p-900)}
.tex::before{content:"";position:absolute;inset:0;background:var(--p-900);opacity:.55;pointer-events:none}
.tex > *{position:relative}

/* ---------- site header ---------- */
.mark{display:inline-flex;align-items:center;gap:11px;font:500 23px/1.1 var(--serif);font-variation-settings:"opsz" 48,"SOFT" 100;letter-spacing:-.015em;text-decoration:none;white-space:nowrap}
.mark svg{flex:none}
.site{position:sticky;top:0;z-index:40;background:rgba(20,16,11,.86);-webkit-backdrop-filter:blur(12px) saturate(1.2);backdrop-filter:blur(12px) saturate(1.2);border-bottom:1px solid var(--hair)}
.site .bar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:66px}
.primary{display:flex;align-items:center;gap:6px;font-size:15px;color:var(--fg-2)}
.primary a{text-decoration:none;padding:8px 12px;border-radius:var(--r-full);transition:color .2s,background-color .2s;white-space:nowrap}
.primary a:hover{color:var(--fg);background:rgba(237,230,218,.05)}
.primary a[aria-current="page"]{color:var(--fg);background:rgba(237,230,218,.08)}
.primary a.ext::after{content:"↗";margin-left:4px;font-size:.85em;color:var(--fg-3)}
.site.over{position:absolute;left:0;right:0;background:none;-webkit-backdrop-filter:none;backdrop-filter:none;border:0}
.site.over .wrap{max-width:none}
.site.over .bar{min-height:86px}

/* ---------- footer ---------- */
footer.foot{padding:64px 0 72px;border-top:1px solid var(--hair);color:var(--fg-3);font-size:14px;background:var(--p-900)}
.foot .cols{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:28px}
.foot .b{grid-column:1/5}
.foot .b p{font:italic 300 18px/1.45 var(--serif);font-variation-settings:"opsz" 24,"SOFT" 100;color:var(--fg-2);margin-top:14px;max-width:28ch}
.foot .c{grid-column:5/13;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 32px}
.foot h2{font:500 11px/1.3 var(--mono);letter-spacing:.07em;color:var(--fg-2);margin-bottom:8px;text-transform:uppercase}
.foot p{line-height:1.55}
.foot ul{list-style:none;display:grid;gap:4px}
.foot a{text-decoration-color:var(--fg-4);text-underline-offset:3px}
.foot a:hover{color:var(--fg)}

/* ---------- shared type ---------- */
.chap{display:flex;align-items:baseline;gap:18px;margin-bottom:20px;font:400 12px/1.3 var(--mono);color:var(--fg-3);letter-spacing:.08em;text-transform:uppercase}
.chap::after{content:"";flex:1;height:1px;background:var(--hair)}
.display{font:360 clamp(40px,4.9vw,72px)/1.04 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 50;letter-spacing:-.032em;max-width:18ch}
.display em{font-style:italic;font-weight:300}
.lede{margin-top:18px;max-width:62ch;color:var(--fg-2);font-size:17.5px;line-height:1.58}
.lede a,.prose a{color:var(--fg);text-decoration-color:rgba(var(--ice-rgb)/.6);text-underline-offset:3px}
.prose p+p{margin-top:12px}
.prose{color:var(--fg-2)}
.prose b,.prose strong{color:var(--fg);font-weight:600}
code,.code{font-family:var(--mono);font-size:.9em}
.k-pub{color:var(--pub)}.k-hold{color:var(--hold)}.k-esc{color:var(--esc)}.k-ice{color:var(--ice)}

/* ---------- app page scaffolding ---------- */
.page{padding-top:clamp(28px,4.4vw,64px);padding-bottom:clamp(72px,8vw,120px)}
.head{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:end;margin-bottom:clamp(28px,3.4vw,48px)}
.head > .t{grid-column:1/9;min-width:0}
.head > aside{grid-column:9/13;min-width:0}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px}
.grid > *{min-width:0}
.span-12{grid-column:1/-1}.span-8{grid-column:span 8}.span-7{grid-column:span 7}.span-6{grid-column:span 6}.span-5{grid-column:span 5}.span-4{grid-column:span 4}
.panel{background:rgba(12,9,6,.82);border:1px solid var(--hair);border-radius:var(--r-md);padding:22px;min-width:0}
.panel.flat{background:transparent}
.ph{display:flex;justify-content:space-between;align-items:baseline;gap:14px;margin-bottom:14px;flex-wrap:wrap}
.ph h2,.ph h3{font:400 22px/1.15 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 50;letter-spacing:-.015em}
.ph .meta{font:400 11.5px/1.4 var(--mono);color:var(--fg-3)}
.sec{margin-top:clamp(40px,5vw,72px)}
.sec-h{font:380 clamp(28px,2.8vw,40px)/1.1 var(--serif);font-variation-settings:"opsz" 72,"SOFT" 50;letter-spacing:-.025em;margin-bottom:8px}
.sec-h em{font-style:italic;font-weight:300}
.sec-sub{color:var(--fg-2);max-width:70ch;margin-bottom:22px}

/* replay banner */
.replay{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:12px 16px;border:1px solid rgba(var(--ice-rgb)/.35);background:rgba(var(--ice-rgb)/.06);border-radius:var(--r-sm);font:400 13px/1.45 var(--mono);color:var(--fg-2);margin-bottom:28px}
.replay b{color:var(--ice);font-weight:500;letter-spacing:.05em}

/* key-value */
.kv{display:grid;grid-template-columns:auto minmax(0,1fr);gap:7px 18px;font:400 12.5px/1.45 var(--mono);color:var(--fg-3)}
.kv dd{color:var(--fg);overflow-wrap:anywhere}
.stats{display:flex;gap:clamp(22px,3vw,44px);flex-wrap:wrap}
.stat{font:400 12px/1.4 var(--mono);color:var(--fg-3);min-width:0}
.stat b{display:block;font:340 clamp(34px,3.4vw,48px)/1.05 var(--serif);font-variation-settings:"opsz" 144;color:var(--fg);letter-spacing:-.03em;margin-bottom:6px;white-space:nowrap}
.stat b small{font:400 14px/1 var(--sans);color:var(--fg-2);letter-spacing:0;margin-left:5px}

/* chips */
.chip{display:inline-flex;align-items:center;gap:7px;height:24px;padding:0 10px;border-radius:var(--r-full);font:500 11px/1 var(--mono);letter-spacing:.05em;border:1px solid currentColor;white-space:nowrap;color:var(--fg-2);background:rgba(237,230,218,.04)}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.chip.pub{color:var(--pub);background:rgba(var(--pub-rgb)/.08)}
.chip.hold{color:var(--hold);background:rgba(var(--hold-rgb)/.08)}
.chip.esc{color:var(--esc);background:rgba(var(--esc-rgb)/.08)}
.chip.run,.chip.draft{color:var(--ice);background:rgba(var(--ice-rgb)/.08)}
.chip.run::before{animation:blink 1.4s steps(2) infinite}
.chip.plain::before{display:none}
.chip.lg{height:30px;padding:0 14px;font-size:11.5px}
@keyframes blink{50%{opacity:.2}}
.tag{display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:var(--r-xs);font:500 10.5px/1 var(--mono);letter-spacing:.06em;border:1px solid var(--hair-2);color:var(--fg-3);text-transform:uppercase;white-space:nowrap}
.tag.llm{color:var(--ice);border-color:rgba(var(--ice-rgb)/.45)}
.tag.autopilot{color:var(--foam-300);border-color:rgba(201,191,174,.45)}

/* buttons, fields */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:0 22px;border-radius:var(--r-full);font:600 15px/1.1 var(--sans);border:1px solid var(--hair-2);background:transparent;color:var(--fg);text-decoration:none;cursor:pointer;transition:transform .25s var(--ease),background-color .2s,border-color .2s}
.btn:hover{border-color:var(--fg-3);background:rgba(237,230,218,.04)}
.btn.primary{background:var(--ice);border-color:var(--ice);color:var(--p-950)}
.btn.primary:hover{transform:translateY(-1px);background:#b4ecee}
.btn.danger{border-color:rgba(var(--esc-rgb)/.6);color:var(--esc)}
.btn.danger:hover{background:rgba(var(--esc-rgb)/.08)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.5;cursor:not-allowed;transform:none}
.btn:focus-visible{outline:2px solid var(--fg);outline-offset:3px}
.btn .spin{width:14px;height:14px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.field{display:grid;gap:6px;min-width:0}
.field label{font:500 11px/1.2 var(--mono);letter-spacing:.06em;color:var(--fg-3);text-transform:uppercase}
.field input,.field textarea{width:100%;min-height:44px;padding:10px 14px;border-radius:var(--r-sm);border:1px solid var(--hair-2);background:var(--p-950);color:var(--fg);font:400 15px/1.4 var(--sans)}
.field textarea{min-height:72px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--ice);box-shadow:0 0 0 3px rgba(var(--ice-rgb)/.15)}

/* segmented control / tabs */
.seg{display:inline-flex;gap:2px;padding:3px;border:1px solid var(--hair-2);border-radius:var(--r-full);background:rgba(12,9,6,.6);flex-wrap:wrap}
.seg button{border:0;background:transparent;color:var(--fg-2);font:500 13px/1 var(--sans);padding:9px 14px;border-radius:var(--r-full);cursor:pointer;white-space:nowrap;display:inline-flex;align-items:center;gap:8px}
.seg button:hover{color:var(--fg)}
.seg button[aria-selected="true"],.seg button[aria-pressed="true"]{background:rgba(var(--ice-rgb)/.13);color:var(--ice)}
.seg .n{font:400 11px/1 var(--mono);color:var(--fg-3)}
.seg button[aria-selected="true"] .n{color:inherit}

/* notices and states */
.notice{padding:14px 16px;border-radius:var(--r-sm);border:1px solid var(--hair-2);background:rgba(237,230,218,.03);font-size:14.5px;color:var(--fg-2)}
.notice.err{border-color:rgba(var(--esc-rgb)/.55);background:rgba(var(--esc-rgb)/.07);color:var(--fg)}
.notice.ok{border-color:rgba(var(--pub-rgb)/.5);background:rgba(var(--pub-rgb)/.07);color:var(--fg)}
.notice.warn{border-color:rgba(var(--hold-rgb)/.5);background:rgba(var(--hold-rgb)/.07);color:var(--fg)}
.notice b{color:var(--fg)}
.empty{padding:26px 4px;color:var(--fg-3);font:italic 300 16px/1.5 var(--serif);font-variation-settings:"opsz" 18,"SOFT" 100}
.skel{background:linear-gradient(90deg,rgba(237,230,218,.04),rgba(237,230,218,.08),rgba(237,230,218,.04));background-size:200% 100%;animation:shimmer 1.6s linear infinite;border-radius:var(--r-sm);min-height:18px}
@keyframes shimmer{to{background-position:-200% 0}}
.loading{display:flex;align-items:center;gap:10px;color:var(--fg-3);font:400 12.5px/1.4 var(--mono);padding:12px 0}
.loading::before{content:"";width:12px;height:12px;border-radius:50%;border:1.5px solid var(--fg-3);border-right-color:transparent;animation:spin .9s linear infinite}

/* data table */
.dtable{width:100%;border-collapse:collapse;font:400 12.5px/1.45 var(--mono);font-variant-numeric:tabular-nums}
.dtable th{font:500 10.5px/1.3 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--fg-3);text-align:left;padding:0 12px 10px;border-bottom:1px solid var(--hair-2);white-space:nowrap}
.dtable td{padding:11px 12px;border-bottom:1px solid var(--hair);vertical-align:top;color:var(--fg-2)}
.dtable td.r,.dtable th.r{text-align:right}
.dtable td.strong{color:var(--fg)}
.dtable tbody tr:hover td{background:rgba(237,230,218,.025)}
.dtable a{color:var(--fg);text-decoration-color:var(--fg-4);text-underline-offset:3px}
.dtable a:hover{text-decoration-color:var(--ice)}
.tscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.best{color:var(--ice) !important}

/* figures */
.fig{margin:0}
.fig .im{position:relative;border-radius:var(--r-sm);overflow:hidden;background:var(--p-1000);border:1px solid var(--hair)}
.fig .im img{width:100%;height:100%;object-fit:contain}
.fig figcaption{margin-top:9px;font:italic 300 14px/1.45 var(--serif);font-variation-settings:"opsz" 14,"SOFT" 100;color:var(--fg-2)}
.fig figcaption b{font:500 10.5px/1 var(--mono);letter-spacing:.06em;color:var(--fg-3);font-style:normal;margin-right:7px;text-transform:uppercase}
a.zoom{display:block;text-decoration:none}
a.zoom:hover .im{border-color:var(--hair-2)}

/* chart text */
.chart{width:100%;position:relative}
.chart svg{width:100%;height:auto;overflow:visible}
.chart text{font-family:var(--mono)}
#hydro text,#rating text{paint-order:stroke;stroke:#0d0a07;stroke-width:4px;stroke-linejoin:round}
.legend{display:flex;flex-wrap:wrap;gap:6px 18px;font:400 11.5px/1.4 var(--mono);color:var(--fg-3);margin-top:12px}
.legend span{display:inline-flex;align-items:center;gap:7px}
.legend i{display:inline-block;width:14px;height:2px;background:currentColor}
.legend i.dot{width:8px;height:8px;border-radius:50%}
.legend i.band{height:10px;width:14px;opacity:.6}
.legend i.dash{background:none;border-top:2px dashed currentColor;height:0}

/* reveal with failsafe */
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity 1s var(--ease),transform 1s var(--ease);animation:reveal-failsafe .01s 3s forwards}
[data-reveal].in{opacity:1;transform:none;animation:none}
@keyframes reveal-failsafe{to{opacity:1;transform:none}}

@media (max-width:1080px){
  .head > .t,.head > aside{grid-column:1/-1}
  .span-8,.span-7,.span-6,.span-5,.span-4{grid-column:1/-1}
  .foot .b,.foot .c{grid-column:1/-1}
}
@media (max-width:760px){
  body{font-size:16px}
  .site .bar{flex-direction:column;align-items:stretch;gap:2px;min-height:0;padding-top:12px;padding-bottom:6px}
  .site.over .bar{padding-top:18px}
  .mark{font-size:21px}
  .primary{justify-content:space-between;gap:0;font-size:13px;margin:0 -6px;overflow-x:auto;scrollbar-width:none}
  .primary::-webkit-scrollbar{display:none}
  .primary a{padding:9px 5px}
  .primary a.ext::after{display:none}
  .panel{padding:16px}
  .foot .c{grid-template-columns:1fr 1fr}
  .grid{gap:12px}
  .replay{font-size:12px}
  .seg{border:0;background:none;padding:0;gap:6px}
  .seg button{border:1px solid var(--hair-2);background:rgba(12,9,6,.6);padding:8px 12px}
}
@media (max-width:420px){
  .foot .c{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none !important;animation:none !important}
  [data-reveal]{opacity:1;transform:none}
}

/* ======================= landing ======================= */
.hero{position:relative;height:100vh;height:100svh;min-height:700px;overflow:hidden;background:var(--p-950)}
.shot{position:absolute;inset:0;transform:scale(1.05);opacity:0;transition:transform 2.4s var(--ease),opacity 1.6s var(--ease)}
.ready .shot{transform:none;opacity:1}
.shot img{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:30% 52%;transform:scale(1.16);transform-origin:26% 56%}
.shot img.b{animation:breathe 16s ease-in-out infinite alternate}
@keyframes breathe{0%,30%{opacity:0}70%,100%{opacity:1}}
.hero .pool{position:absolute;inset:0;pointer-events:none;background:radial-gradient(48% 40% at 26% 58%, rgba(170,120,60,.16), transparent 70%),radial-gradient(30% 30% at 86% 14%, rgba(var(--ice-rgb)/.06), transparent 70%);mix-blend-mode:screen}
.hero .scrim{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(180deg,rgba(12,9,6,.74) 0%,rgba(12,9,6,.12) 22%,rgba(12,9,6,0) 40%,rgba(12,9,6,.74) 66%,rgba(12,9,6,.97) 100%),
  linear-gradient(90deg,rgba(12,9,6,.38),rgba(12,9,6,0) 52%)}
.hero .rule{position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,var(--hair) 1px,transparent 1px) 0 0/calc((100% - 2*var(--pad))/12) 100%;background-position:var(--pad) 0;opacity:.45;-webkit-mask-image:linear-gradient(180deg,transparent 0,#000 30%,#000 100%);mask-image:linear-gradient(180deg,transparent 0,#000 30%,#000 100%)}
.plate{position:absolute;z-index:3;right:var(--pad);top:118px;max-width:31ch;text-align:right;font:italic 300 15px/1.5 var(--serif);font-variation-settings:"opsz" 14,"SOFT" 100;color:var(--fg-2)}
.plate b{font-style:normal;font-weight:500;color:var(--fg);font-family:var(--mono);font-size:11px;letter-spacing:.06em;display:block;margin-bottom:8px}
.copy{position:absolute;z-index:3;left:var(--pad);right:var(--pad);bottom:clamp(52px,9vh,88px);display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:end}
.hero h1{grid-column:1/9;font:380 clamp(56px,7.5vw,116px)/1 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 50;letter-spacing:-.04em}
/* Each line is its own reveal mask. The mask box is padded well past the descender depth of
   Fraunces (about .25em below the baseline) and the padding is cancelled by a negative margin,
   so the g, y and comma are never cut and the line spacing stays at 1.0. */
.hero h1 .ln{display:block;overflow:hidden;padding:.16em .08em .3em .04em;margin:-.16em -.08em -.3em -.04em}
.hero h1 .ln > span{display:block;transform:translateY(130%);transition:transform 1.1s var(--ease) .25s}
.hero h1 .ln:nth-child(2) > span{transition-delay:.37s}
.ready .hero h1 .ln > span{transform:none}
.side{grid-column:9/13;padding-bottom:10px;opacity:0;transform:translateY(10px);transition:opacity 1s var(--ease) .6s,transform 1s var(--ease) .6s}
.ready .side{opacity:1;transform:none}
.side p{color:var(--fg-2);font-size:17px;line-height:1.55}
.cta{position:relative;display:inline-flex;align-items:center;gap:10px;white-space:nowrap;margin-top:24px;padding:17px 26px;border-radius:var(--r-full);background:var(--ice);color:var(--p-950);font:600 16px/1.1 var(--sans);text-decoration:none;transition:transform .3s var(--ease)}
.cta::after{content:"";position:absolute;inset:0;border-radius:inherit;border:1px solid var(--ice);opacity:0}
.cta:hover{transform:translateY(-1px)}.cta:hover::after{animation:ripple .9s var(--ease)}
.cta:focus-visible{outline:2px solid var(--fg);outline-offset:4px}
.cta svg{transition:transform .3s var(--ease)}.cta:hover svg{transform:translateX(3px)}
@keyframes ripple{0%{opacity:.9;transform:scale(1)}100%{opacity:0;transform:scale(1.25,1.6)}}
.exposure{position:absolute;z-index:3;left:var(--pad);right:var(--pad);bottom:22px;display:flex;align-items:center;gap:12px;font:400 10.5px/1.2 var(--mono);color:var(--fg-3);letter-spacing:.04em}
.exposure .line{flex:1;height:1px;background:linear-gradient(90deg,var(--fg-3),var(--fg-4));position:relative}
.exposure .line i{position:absolute;top:-3px;width:1px;height:7px;background:var(--fg-3)}

section.s{position:relative;padding:clamp(96px,12vw,172px) 0}
.ov{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:end}
.overture{grid-column:1/10;font:340 clamp(30px,3.6vw,52px)/1.2 var(--serif);font-variation-settings:"opsz" 96,"SOFT" 70;letter-spacing:-.022em;max-width:24ch}
.overture em{font-style:italic;color:var(--ice);font-weight:300}
.ov aside{grid-column:10/13;font:400 12px/1.6 var(--mono);color:var(--fg-3);border-left:1px solid var(--hair-2);padding-left:18px}
.ov aside b{display:block;font:400 54px/1.05 var(--serif);font-variation-settings:"opsz" 72;color:var(--fg);letter-spacing:-.02em;margin-bottom:8px}
.ov aside b small{font:400 15px/1 var(--sans);letter-spacing:0;color:var(--fg-2);margin-left:10px}
.s h2.big{font:360 clamp(44px,5.6vw,84px)/1.02 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 50;letter-spacing:-.035em;max-width:16ch}
.s h2.big em{font-style:italic;font-weight:300}
.intro{margin-top:24px;max-width:56ch;color:var(--fg-2);font-size:18px}
.intro a{color:var(--fg);text-decoration-color:rgba(var(--ice-rgb)/.6);text-underline-offset:3px}
.spread{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;margin-top:clamp(64px,8vw,120px);align-items:start}
.spread .t{grid-column:1/5}
.spread figure{grid-column:6/13;margin:0;min-width:0}
.spread.flip .t{grid-column:9/13;grid-row:1}
.spread.flip figure{grid-column:1/8;grid-row:1}
.roman{font:italic 300 64px/1.05 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 100;color:var(--ice);display:block;margin-bottom:14px;letter-spacing:-.02em}
.s h3{font:400 clamp(28px,2.7vw,40px)/1.1 var(--serif);font-variation-settings:"opsz" 72,"SOFT" 50;letter-spacing:-.025em}
.t p{margin-top:16px;color:var(--fg-2)}
.margin{margin-top:22px;padding-top:16px;border-top:1px solid var(--hair);display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 16px;font:400 12.5px/1.45 var(--mono);color:var(--fg-3)}
.margin dd{color:var(--fg)}
.img{position:relative;border-radius:var(--r-md);overflow:hidden;background:var(--p-850);border:1px solid var(--hair)}
.img svg{display:block;width:100%;height:auto}
.s figcaption{margin-top:12px;font:italic 300 15px/1.45 var(--serif);font-variation-settings:"opsz" 14,"SOFT" 100;color:var(--fg-2);max-width:62ch}
.s figcaption b{font:500 11px/1 var(--mono);letter-spacing:.06em;color:var(--fg-3);font-style:normal;margin-right:8px}
.two{display:grid;grid-template-columns:1.6fr 1fr;gap:14px;align-items:end}
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.three h4{font:400 21px/1.15 var(--serif);font-variation-settings:"opsz" 36;letter-spacing:-.015em;margin-top:14px}
.three p{font:400 12px/1.5 var(--mono);color:var(--fg-3);margin-top:6px}
.three .v{font:360 34px/1.05 var(--serif);font-variation-settings:"opsz" 72;letter-spacing:-.03em;margin-top:10px;white-space:nowrap}
.three .v small{font:400 12px/1 var(--mono);color:var(--fg-3);letter-spacing:0;margin-left:4px}
.qline{display:flex;gap:18px 40px;align-items:flex-end;flex-wrap:wrap;margin-top:28px}
.qbig{font:340 clamp(64px,7.4vw,112px)/1 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 50;letter-spacing:-.045em;white-space:nowrap}
.qbig small{font-size:.26em;letter-spacing:0;color:var(--fg-2);margin-left:8px;font-family:var(--sans)}
.qnote{font:400 12px/1.6 var(--mono);color:var(--fg-3);padding-bottom:10px;max-width:46ch}
.qnote b{color:var(--fg);font-weight:400}
.ledger{margin-top:clamp(56px,7vw,96px);border-top:1px solid var(--hair-2)}
.entry{display:grid;grid-template-columns:150px minmax(0,1fr) minmax(0,1.1fr);gap:28px;padding:26px 0;border-bottom:1px solid var(--hair);align-items:baseline}
.kind{font:italic 360 30px/1.1 var(--serif);font-variation-settings:"opsz" 72,"SOFT" 100;letter-spacing:-.02em}
.entry code{font:500 13px/1.45 var(--mono);color:var(--fg);overflow-wrap:anywhere;display:block}
.entry .ev{font:400 12px/1.5 var(--mono);color:var(--fg-3);margin-top:6px}
.entry p{color:var(--fg-2);font-size:16.5px}
.vocab{margin-top:26px;font:400 12.5px/2 var(--mono);color:var(--fg-3)}
.vocab span{color:var(--fg-2);white-space:nowrap}
.doc{margin-top:clamp(72px,9vw,128px);display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:center}
.doc .t{grid-column:1/5}
.paper{grid-column:6/13;position:relative;border-radius:var(--r-lg);padding:clamp(22px,3vw,40px);background:linear-gradient(180deg,var(--p-850),var(--p-900));border:1px solid var(--hair-2);min-width:0}
.paper .hd{display:flex;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;font:400 11.5px/1.4 var(--mono);color:var(--fg-3);padding-bottom:16px;border-bottom:1px solid var(--hair)}
.paper .st{color:var(--ice);letter-spacing:.06em}
.paper blockquote{font:340 clamp(19px,1.9vw,25px)/1.42 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 70;letter-spacing:-.01em;margin:22px 0}
.paper dl{display:grid;grid-template-columns:repeat(4,auto);gap:4px 22px;justify-content:start;font:400 11.5px/1.5 var(--mono);color:var(--fg-3)}
.paper dd{margin:0;color:var(--fg);grid-row:2}
.sigline{margin-top:30px;display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:end}
.sigline .lab{font:italic 300 17px/1.1 var(--serif);color:var(--fg-2)}
.sigline .ln{height:1px;background:var(--fg-3);position:relative}
.sigline .ln::after{content:"awaiting a hydrologist";position:absolute;left:12px;bottom:8px;font:italic 300 22px/1.2 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 100;color:rgba(var(--ice-rgb)/.8);white-space:nowrap}
.sigline .ex{font:400 11px/1.4 var(--mono);color:var(--fg-3);text-align:right}
.states{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;font:400 11px/1 var(--mono);letter-spacing:.06em}
.states span{padding:8px 12px;border-radius:var(--r-full);border:1px solid var(--hair-2);color:var(--fg-3)}
.states span.on{border-color:var(--ice);color:var(--ice);background:rgba(var(--ice-rgb)/.07)}
.specimen{margin-top:12px;font:italic 300 14px/1.5 var(--serif);color:var(--fg-3)}
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:34px 20px;margin-top:clamp(56px,7vw,96px)}
.tile img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);border:1px solid var(--hair)}
.tile .n{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-top:14px}
.tile h3{font:400 22px/1.15 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 50;letter-spacing:-.015em}
.tile .no{font:italic 300 15px/1.1 var(--serif);color:var(--fg-3);white-space:nowrap}
.tile p{font:400 11.5px/1.55 var(--mono);color:var(--fg-3);margin-top:6px}
.tile .res{margin-top:12px;display:grid;grid-template-columns:auto 1fr auto;gap:4px 10px;font:400 11.5px/1.4 var(--mono);color:var(--fg-3);align-items:baseline;border-top:1px solid var(--hair);padding-top:10px}
.tile .res b{font-weight:500;color:var(--fg);text-align:right}
.tile .res em{font-style:normal;color:var(--fg-3);text-align:right}
.tile .res .x{grid-column:1/-1;color:var(--hold)}
.tile.dev{opacity:.82}
.tile .dv{margin-top:12px;border-top:1px solid var(--hair);padding-top:10px;font:400 11.5px/1.45 var(--mono);color:var(--fg-3)}
.sums{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:clamp(48px,6vw,72px);padding-top:28px;border-top:1px solid var(--hair-2)}
.sums div{font:400 12px/1.5 var(--mono);color:var(--fg-3)}
.sums b{display:block;font:340 clamp(38px,3.6vw,54px)/1.05 var(--serif);font-variation-settings:"opsz" 144;color:var(--fg);letter-spacing:-.03em;margin-bottom:8px}
.colophon{margin-top:clamp(64px,8vw,104px);display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:baseline;padding:28px 0;border-top:1px solid var(--hair-2);border-bottom:1px solid var(--hair)}
.colophon .k{grid-column:1/3;font:italic 300 26px/1.1 var(--serif);color:var(--fg-2)}
.colophon p{grid-column:3/9;font:360 22px/1.4 var(--serif);font-variation-settings:"opsz" 36;letter-spacing:-.01em}
.colophon p a{text-decoration-color:rgba(var(--ice-rgb)/.6);text-underline-offset:4px}
.colophon .v{grid-column:9/13;font:400 12px/1.7 var(--mono);color:var(--fg-3)}
.colophon .v table{border-collapse:collapse;width:100%}
.colophon .v th{font-weight:400;text-align:left;color:var(--fg-3);padding:2px 10px 2px 0}
.colophon .v td{text-align:right;color:var(--fg);padding:2px 0 2px 10px;font-variant-numeric:tabular-nums}
.colophon .v thead th{text-align:right;font-size:10.5px;letter-spacing:.05em}
.colophon .v thead th:first-child{text-align:left}

@media (max-width:1080px){
  .spread .t,.spread figure,.spread.flip .t,.spread.flip figure,.doc .t,.paper{grid-column:1/-1;grid-row:auto}
  .ov .overture,.ov aside{grid-column:1/-1}
  .tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sums{grid-template-columns:repeat(2,minmax(0,1fr))}
  .colophon .k,.colophon p,.colophon .v{grid-column:1/-1}
}
@media (max-width:900px){
  .copy{grid-template-columns:minmax(0,1fr);gap:18px}
  .hero h1,.side{grid-column:1/-1}
  .side{max-width:56ch}
}
@media (max-width:760px){
  .plate{top:112px;left:var(--pad);right:var(--pad);text-align:left;max-width:none;font-size:14px}
  .shot img{object-position:18% 50%;transform:scale(1.05)}
  .hero .rule{display:none}
  .copy{grid-template-columns:minmax(0,1fr);gap:16px;bottom:56px}
  .hero h1,.side{grid-column:1/-1}
  .hero h1{font-size:clamp(42px,11.6vw,60px)}
  .side p{font-size:15.5px}
  .cta{margin-top:18px}
  .entry{grid-template-columns:1fr;gap:10px}
  .two{grid-template-columns:1fr}
  .three{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .three h4{font-size:15px;margin-top:10px}
  .three .v{font-size:22px;white-space:normal}
  .three .v small{display:block;margin:3px 0 0;font-size:10px}
  .three p{font-size:10.5px}
  .paper dl{grid-template-columns:auto 1fr}.paper dd{grid-row:auto}
  .sigline{grid-template-columns:1fr}.sigline .ex{text-align:left}
  .sigline .ln{margin-top:34px}
  .tiles{grid-template-columns:1fr 1fr;gap:26px 12px}.tile h3{font-size:18px}
  .tile .res{grid-template-columns:auto 1fr;font-size:11px}.tile .res em{grid-column:2}
  .ov aside b{font-size:44px}
}
@media (max-width:420px){
  .tiles{grid-template-columns:1fr}
  .sums{grid-template-columns:1fr 1fr;gap:18px}
}
@media (prefers-reduced-motion:reduce){
  .shot{opacity:1;transform:none}.shot img.b{opacity:0}
  .hero h1 .ln > span{transform:none}.side{opacity:1;transform:none}
}

/* ======================= station ======================= */
.st-aside{padding:18px 0 4px 20px;border:0;border-left:1px solid var(--hair-2);border-radius:0}
.st-notes{margin-top:14px;max-width:70ch;font-size:14px;line-height:1.55;color:var(--fg-3)}
.st-stats{margin-bottom:22px;padding:20px 0 22px;border-top:1px solid var(--hair-2);border-bottom:1px solid var(--hair)}
.st-stats a{color:var(--fg-2);text-decoration-color:var(--fg-4);text-underline-offset:3px}
.st-stats .kword{font-style:italic;font-weight:300;text-transform:lowercase}
.st-side{display:flex;flex-direction:column;gap:16px}
#runs{scroll-margin-top:90px}
.st-grid{align-items:start}
.run-cta{border-color:rgba(var(--ice-rgb)/.32);background:linear-gradient(180deg,rgba(var(--ice-rgb)/.06),rgba(12,9,6,.86) 60%)}
.run-cta .prose{font-size:14.5px}
.clipline{margin:14px 0 14px;font-size:12px;color:var(--fg-3)}
.run-cta .btn{width:100%}
.run-cta .notice{margin-top:12px;font-size:13.5px}
.note-sm{margin-top:12px;font:400 12px/1.55 var(--mono);color:var(--fg-3)}
.wstate{margin-bottom:12px}
.wtext{font:340 18px/1.45 var(--serif);font-variation-settings:"opsz" 24,"SOFT" 70;margin:6px 0 16px}
.wexp{font-size:14.5px;margin-bottom:14px}
.wlast{font-size:12px;color:var(--fg-3);margin-bottom:14px}
.wbtn{width:100%;margin-top:16px}
#warn .kv{padding-top:14px;border-top:1px solid var(--hair)}
#warn .kv a{color:var(--fg);text-decoration-color:var(--fg-4);text-underline-offset:3px}
.lk{margin-top:10px;font:italic 300 14px/1.4 var(--serif);color:var(--fg-3);text-align:center}
.ev-q{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px;font-size:12.5px;color:var(--fg-2)}
.fig.big .im{aspect-ratio:16/9}
.ev-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:16px}
.ev-row .im{aspect-ratio:4/5}
.ev-row figcaption{font-size:13px}
.gpt{cursor:pointer}
.gpt:hover circle:first-of-type,.gpt:focus circle{stroke:var(--ice)}
.runs-t td.reason{max-width:420px;min-width:220px;font-family:var(--sans);font-size:13.5px;line-height:1.45;color:var(--fg-2)}
.runs-t .est{color:var(--fg-3);font-style:italic}
.runs-t .rng{display:block;color:var(--fg-3);font-size:11px}
.runs-t .model{display:block;color:var(--fg-3);font-size:11px;white-space:nowrap;margin-top:4px}
.runs-t td:nth-child(7){white-space:nowrap}
.runs-t td.go a{color:var(--ice);text-decoration:none;white-space:nowrap}
.runs-t td.go a:hover{text-decoration:underline}
.runs-t td:first-child,.runs-t td:nth-child(6){white-space:nowrap}

@media (max-width:1080px){
  .st-aside{padding:16px 0 0;border-left:0;border-top:1px solid var(--hair)}
}
@media (max-width:760px){
  .st-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px}
  .st-stats .stat b{font-size:32px}
  .st-stats .stat{font-size:11px}
}
@media (max-width:760px){
  .ev-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .ev-row figcaption{font-size:12px}
  .ev-row figcaption{display:none}
  .runs-t thead{display:none}
  .runs-t,.runs-t tbody{display:block;width:100%}
  .runs-t tr{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:14px 0;border-bottom:1px solid var(--hair)}
  .runs-t td{display:block;border:0;padding:0;text-align:left !important;max-width:none !important;min-width:0 !important;font-size:12px}
  .runs-t td:nth-child(1){flex:1 1 auto;font-size:13px}
  .runs-t td:nth-child(2){flex:0 0 auto}
  .runs-t td:nth-child(3)::before,.runs-t td:nth-child(6)::before,.runs-t td:nth-child(7)::before{content:attr(data-l) " ";color:var(--fg-3)}
  .runs-t td.reason,.runs-t td.go{flex:1 1 100%}
  .runs-t td.reason{font-size:14px}
  .runs-t .rng,.runs-t .model{display:inline}
}

/* ======================= run trace ======================= */
.run-head .display{max-width:20ch}
.gate-card{border:1px solid var(--hair-2);border-radius:var(--r-md);background:rgba(12,9,6,.85);padding:18px 20px}
.gs{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.gs .el{font-size:12px;color:var(--fg-3)}
.meter{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:12px}
.meter i{width:14px;height:22px;border-radius:3px;background:rgba(201,191,174,.28)}
.meter i.ok{background:var(--pub)}
.meter i.no{background:var(--esc);box-shadow:0 0 0 2px rgba(var(--esc-rgb)/.3)}
.meter i.next{background:transparent;border:1px dashed var(--ice);animation:blink 1.4s steps(2) infinite}
.gl{font:400 12px/1.5 var(--mono);color:var(--fg-3)}
.gl b{color:var(--fg);font-weight:500}
.gl b.k-esc{color:var(--esc)}
#run-notice .notice{margin-bottom:20px}
.run-grid{align-items:start}
.run-side{display:flex;flex-direction:column;gap:16px;position:sticky;top:84px}
.trace{list-style:none;border-top:1px solid var(--hair-2)}
.tgroup{padding:22px 0 8px;font:500 11px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--fg-3);display:flex;gap:14px;align-items:center}
.tgroup::after{content:"";flex:1;height:1px;background:var(--hair)}
.step{display:grid;grid-template-columns:44px minmax(0,1fr);gap:0 14px;padding:16px 0 18px;border-bottom:1px solid var(--hair);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.step.enter{opacity:0;transform:translateY(8px)}
.rail{position:relative}
.idx{display:inline-flex;align-items:center;justify-content:center;width:34px;height:26px;border-radius:var(--r-xs);border:1px solid var(--hair-2);font:500 11.5px/1 var(--mono);color:var(--fg-3);background:var(--p-950)}
.brainstep .idx{color:var(--fg);border-color:var(--fg-4)}
.step.denied .idx{border-color:var(--esc);color:var(--esc)}
.sh{display:flex;align-items:center;gap:10px;flex-wrap:wrap;min-height:26px}
.tool{font:500 15px/1.3 var(--mono);color:var(--fg);overflow-wrap:anywhere}
.sysstep .tool{color:var(--fg-2);font-size:14px}
.vd{font:500 10.5px/1 var(--mono);letter-spacing:.07em;text-transform:uppercase;padding:5px 8px;border-radius:var(--r-xs)}
.vd.ok{color:var(--pub);background:rgba(var(--pub-rgb)/.08)}
.vd.no{color:var(--p-950);background:var(--esc)}
.sysstep .vd.ok{color:var(--fg-3);background:transparent;padding-left:0;padding-right:0}
.ms{margin-left:auto;font:400 12px/1 var(--mono);color:var(--fg-3);white-space:nowrap}
.why{margin:12px 0 0;padding:2px 0 2px 16px;border-left:2px solid var(--ice);font:italic 300 17px/1.5 var(--serif);font-variation-settings:"opsz" 18,"SOFT" 100;color:var(--fg);max-width:72ch}
.step.brainstep:not(:has(.tag.llm)) .why{border-left-color:var(--foam-300);color:var(--fg-2);font-size:16px}
.sysnote{margin-top:4px;font:400 12px/1.4 var(--mono);color:var(--fg-3)}
.args{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.args code{font:400 12px/1 var(--mono);padding:6px 8px;border-radius:var(--r-xs);background:rgba(237,230,218,.05);border:1px solid var(--hair);color:var(--fg-2);overflow-wrap:anywhere}
.deny{margin-top:14px;padding:14px 16px;border-radius:var(--r-sm);border:1px solid rgba(var(--esc-rgb)/.5);border-left:3px solid var(--esc);background:rgba(var(--esc-rgb)/.08)}
.deny .dh{font-size:14.5px;color:var(--fg-2)}
.deny .dh b{color:var(--esc)}
.deny ul{list-style:none;margin-top:8px;display:grid;gap:4px}
.deny li{font-size:14px;color:var(--fg-2)}
.deny code{font:500 13px/1.4 var(--mono);color:var(--esc)}
.res{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px 18px;margin-top:14px;padding-top:12px;border-top:1px dotted var(--hair-2)}
.res div{min-width:0}
.res dt{font:400 10.5px/1.3 var(--mono);letter-spacing:.05em;text-transform:uppercase;color:var(--fg-3)}
.res dd{font:400 13px/1.4 var(--mono);color:var(--fg-2);overflow-wrap:anywhere;margin-top:2px}
.res .hi dd{color:var(--fg);font-weight:500}
.serr{margin-top:12px;font-size:13.5px}
.sres{margin-top:8px;font:400 12px/1.7 var(--mono);color:var(--fg-2);display:flex;flex-wrap:wrap;gap:0 18px}
.sres i{font-style:normal;color:var(--fg-3)}
.sres .hi{color:var(--fg)}
.chap .rid{text-transform:none;letter-spacing:.02em}
.sev{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.thumb{display:grid;gap:6px;width:150px;text-decoration:none;font:400 11px/1.3 var(--mono);color:var(--fg-3)}
.thumb img{width:150px;height:112px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--hair);background:var(--p-1000)}
.thumb:hover img{border-color:var(--ice)}
.thumb.missing{display:none}
.working{display:flex;align-items:center;gap:14px;padding:22px 0;color:var(--fg-2);font:italic 300 16px/1.5 var(--serif)}
.pulse{width:10px;height:10px;border-radius:50%;background:var(--ice);flex:none;box-shadow:0 0 0 0 rgba(var(--ice-rgb)/.6);animation:pulse 1.6s var(--ease) infinite}
@keyframes pulse{70%{box-shadow:0 0 0 12px rgba(var(--ice-rgb)/0)}100%{box-shadow:0 0 0 0 rgba(var(--ice-rgb)/0)}}
.dcard{margin-top:28px;padding:clamp(22px,3vw,36px);border-radius:var(--r-lg);border:1px solid var(--hair-2);background:linear-gradient(180deg,var(--p-850),rgba(12,9,6,.92))}
.dcard.d-pub{border-color:rgba(var(--pub-rgb)/.45)}
.dcard.d-esc{border-color:rgba(var(--esc-rgb)/.45)}
.dcard.d-hold{border-color:rgba(var(--hold-rgb)/.45)}
.dtop{display:flex;align-items:flex-end;justify-content:space-between;gap:16px 32px;flex-wrap:wrap}
.dk{font:italic 340 clamp(48px,6vw,80px)/1.05 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 100;letter-spacing:-.03em}
.dq{font:340 clamp(48px,6vw,80px)/1.05 var(--serif);font-variation-settings:"opsz" 144,"SOFT" 50;letter-spacing:-.04em;white-space:nowrap}
.dq small{font:400 16px/1 var(--sans);color:var(--fg-2);letter-spacing:0;margin-left:8px}
.dmeta{margin-top:10px;font:400 13px/1.5 var(--mono);color:var(--fg-2)}
.dmeta code{color:var(--fg)}
.dreasons{list-style:none;margin-top:16px;display:grid;gap:8px}
.dreasons li{font:340 19px/1.45 var(--serif);font-variation-settings:"opsz" 24,"SOFT" 70;color:var(--fg);max-width:70ch}
.unpub{margin-top:14px;font:400 12.5px/1.5 var(--mono);color:var(--fg-3)}
.eh{font:500 11px/1.3 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--fg-3);margin-bottom:12px}
.eh span{text-transform:none;letter-spacing:0;font-weight:400}
.est{margin-top:26px;padding-top:20px;border-top:1px solid var(--hair)}
.erow{display:grid;grid-template-columns:90px minmax(0,1fr) minmax(0,auto);gap:14px;align-items:center;padding:7px 0}
.em{font:500 13px/1 var(--mono);color:var(--fg-2)}
.erow.used .em{color:var(--fg)}
.eb{position:relative;height:18px;border-radius:4px;background:rgba(237,230,218,.04)}
.eb .rng{position:absolute;top:6px;height:6px;border-radius:3px;background:rgba(237,230,218,.28)}
.erow.used .eb .rng{background:rgba(var(--pub-rgb)/.55)}
.eb .pt{position:absolute;top:2px;width:2px;height:14px;margin-left:-1px;background:var(--fg)}
.eb .zero{position:absolute;top:0;bottom:0;width:1px;background:var(--fg-3)}
.eqv{font:400 13px/1.3 var(--mono);color:var(--fg);white-space:nowrap;text-align:right}
.eqv small{display:block;color:var(--fg-3);font-size:11px;margin-top:3px}
.phys{margin-top:24px;padding-top:20px;border-top:1px solid var(--hair)}
.phys .kv a{color:var(--ice)}
.tbar{display:flex;height:14px;border-radius:4px;overflow:hidden;gap:2px;margin-bottom:14px}
.tbar i{background:var(--foam-300);min-width:2px}
.tlist{display:grid;grid-template-columns:1fr 1fr;gap:4px 16px}
.tlist div{display:flex;justify-content:space-between;gap:10px;font:400 12px/1.5 var(--mono);color:var(--fg-3)}
.tlist dd{color:var(--fg)}
.howto-l{list-style:none;counter-reset:h;display:grid;gap:12px;font-size:14px;color:var(--fg-2);line-height:1.5}
.howto-l li{counter-increment:h;position:relative;padding-left:24px}
.howto-l li::before{content:counter(h);position:absolute;left:0;top:1px;font:400 12px/1.6 var(--mono);color:var(--fg-3)}
.howto-l a{color:var(--fg);text-underline-offset:3px}
.howto-l .tag{height:19px;font-size:9.5px;vertical-align:1px}
#facts a{color:var(--fg);text-decoration-color:var(--fg-4);text-underline-offset:3px}
.lightbox{margin:auto;max-width:min(1200px,94vw);max-height:92vh;padding:14px;border-radius:var(--r-md);border:1px solid var(--hair-2);background:var(--p-950);color:var(--fg)}
.lightbox::backdrop{background:rgba(7,5,4,.82)}
.lightbox img{max-width:100%;max-height:78vh;margin:0 auto;border-radius:var(--r-sm)}
.lightbox form{display:flex;justify-content:flex-end;margin-bottom:10px}
.lb-close{min-height:36px;padding:0 16px;font-size:13px}
.lb-cap{margin-top:8px;font:400 12px/1.4 var(--mono);color:var(--fg-3);text-align:center}

@media (max-width:1080px){
  .run-side{position:static}
}
@media (max-width:760px){
  .step{grid-template-columns:34px minmax(0,1fr);gap:0 10px}
  .idx{width:30px;font-size:11px}
  .why{font-size:16px;padding-left:12px}
  .res{grid-template-columns:1fr 1fr;gap:8px 12px}
  .thumb{width:calc(50% - 5px)}
  .thumb img{width:100%;height:auto;aspect-ratio:4/3}
  .erow{grid-template-columns:64px minmax(0,1fr);}
  .erow .eqv{grid-column:1/-1;text-align:left}
  .erow .eqv small{display:inline}
  .tlist{grid-template-columns:1fr}
  .meter i{width:12px;height:18px}
}

/* ======================= review ======================= */
.rv-grid{align-items:start}
.rv-tabs{margin-bottom:20px}
.rv-side{display:flex;flex-direction:column;gap:16px;position:sticky;top:84px}
.reviewer form{display:grid;gap:14px}
.help{font-size:13px;line-height:1.5;color:var(--fg-3);margin-top:-6px}
.opt{text-transform:none;letter-spacing:0;color:var(--fg-3);font-weight:400}
.field input[aria-invalid="true"]{border-color:var(--esc);box-shadow:0 0 0 3px rgba(var(--esc-rgb)/.18)}
#cards{display:grid;gap:18px}
.wcard{grid-column:auto}
.wcard .hd .st{letter-spacing:.06em}
.wcard.s-pub{border-color:rgba(var(--pub-rgb)/.4)}
.wcard.s-esc{border-color:rgba(var(--esc-rgb)/.4)}
.wcard.s-draft{border-color:rgba(var(--ice-rgb)/.45)}
.wcard .wfacts{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px 18px;padding-top:16px;border-top:1px solid var(--hair)}
.wcard .wfacts dt{font:400 10.5px/1.3 var(--mono);letter-spacing:.05em;text-transform:uppercase;color:var(--fg-3)}
.wcard .wfacts dd{font:400 13px/1.4 var(--mono);color:var(--fg);margin-top:3px}
.evl{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:16px;font:400 12px/1.5 var(--mono);color:var(--fg-3)}
.evl span{text-transform:uppercase;letter-spacing:.05em;font-size:10.5px;padding-top:1px}
.evl a{color:var(--fg-2);text-decoration-color:var(--fg-4);text-underline-offset:3px}
.evl a:hover{color:var(--ice)}
.acts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}
.acts .lk{grid-column:1/-1;text-align:left}
.amsg .notice,.amsg .loading{margin-top:12px}
.sigdone{margin-top:24px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;border-bottom:1px solid var(--fg-3);padding-bottom:8px}
.sigdone .lab{font:italic 300 17px/1.2 var(--serif);color:var(--fg-2)}
.sigdone .who{font:italic 300 26px/1.2 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 100;color:var(--pub)}
.sigdone .ex{margin-left:auto;font:400 11px/1.4 var(--mono);color:var(--fg-3)}
.closed{margin-top:20px;font-size:14.5px;color:var(--fg-2)}
@media (max-width:1080px){
  .rv-side{position:static;order:-1}
}
@media (max-width:760px){
  .acts{grid-template-columns:1fr}
  .wcard .wfacts{grid-template-columns:1fr 1fr}
}

/* ======================= benchmark ======================= */
.bm-switch{padding-bottom:6px}
.bm-switch .chap{margin-bottom:12px}
.bm-vnote{margin-top:12px;font-size:13.5px;color:var(--fg-3);line-height:1.5}
.bm-banner{margin-bottom:22px}
.bm-sum{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.bm-card{padding:20px 22px;border:1px solid var(--hair);border-radius:var(--r-md);background:rgba(12,9,6,.82)}
.bm-card .chap{margin-bottom:16px}
.bm-card .stats{gap:18px 28px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
.bm-card .stat b{font-size:clamp(30px,2.8vw,40px)}
.v11 .bm-card{border-color:rgba(var(--hold-rgb)/.4)}
.bm-legend{margin:4px 0 18px}
.bm-legend svg{display:inline-block;vertical-align:middle}
.vrow{display:grid;grid-template-columns:minmax(0,3.2fr) minmax(0,7fr) minmax(0,2.2fr);gap:18px 24px;align-items:center;padding:18px 0;border-top:1px solid var(--hair)}
.vrow:last-child{border-bottom:1px solid var(--hair)}
.vmeta{display:flex;gap:14px;align-items:center;min-width:0}
.vmeta img{width:96px;height:72px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--hair);flex:none}
.vmeta h3{font:400 21px/1.15 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 50;letter-spacing:-.015em;display:flex;gap:10px;align-items:baseline}
.vmeta .vn{font:italic 300 15px/1 var(--serif);color:var(--fg-3)}
.vmeta p{font-size:13px;color:var(--fg-2);margin-top:2px}
.vmeta p.mono{font-size:11.5px;color:var(--fg-3);margin-top:3px}
.vplot{min-width:0}
.vres{display:grid;gap:10px}
.vr{display:grid;grid-template-columns:auto 1fr;gap:0 10px;align-items:baseline}
.vr .vw{font:400 11px/1.3 var(--mono);color:var(--fg-3);grid-row:span 2}
.vr b{font:340 24px/1.1 var(--serif);font-variation-settings:"opsz" 72;letter-spacing:-.02em;color:var(--fg)}
.vr span.k-hold{font:italic 300 19px/1.1 var(--serif)}
.vr small{grid-column:2;font:400 11px/1.3 var(--mono);color:var(--fg-3)}
.vrow.dev{opacity:.8}
.bm-sub{margin:40px 0 4px;font:400 22px/1.2 var(--serif);font-variation-settings:"opsz" 36;display:flex;gap:14px;align-items:baseline;flex-wrap:wrap}
.bm-sub span{font:400 11.5px/1 var(--mono);color:var(--hold);letter-spacing:.04em}
.rtable th .sub{display:block;font-size:9.5px;letter-spacing:.05em;color:var(--fg-3);margin-top:3px;text-transform:none}
.rtable th.v11 .sub{color:var(--hold)}
.rtable td{vertical-align:middle}
.rtable td.rc{white-space:nowrap}
.rtable .mk{margin-left:8px;font-size:13px}
.rtable td.ok .mk{color:var(--pub)}
.rtable td.miss .mk{color:var(--esc)}
.rtable td.miss{background:rgba(var(--esc-rgb)/.05)}
.rtable td.v11,.rtable th.v11{background-color:rgba(var(--hold-rgb)/.03)}
.rtable tfoot th{font:400 12px/1.4 var(--mono);text-transform:none;letter-spacing:0;color:var(--fg-2);padding:12px;border-bottom:1px solid var(--hair);text-align:left}
.rtable tfoot td{color:var(--fg);padding:12px}
.rtable tr.wp td b{font:340 26px/1 var(--serif);color:var(--pub)}
.rtable td .chip+.chip{margin-left:4px}
.proto-l{padding-left:20px;display:grid;gap:10px}
.proto-l li::marker{color:var(--fg-3);font-family:var(--mono);font-size:12px}
.proto-l a,.proto-kv a{color:var(--fg);text-decoration-color:rgba(var(--ice-rgb)/.6);text-underline-offset:3px}
.proto-kv{font-size:12.5px}
@media (max-width:1080px){
  .vrow{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .vrow .vplot{grid-column:1/-1;grid-row:2}
  .bm-sum{grid-template-columns:1fr}
}
@media (max-width:760px){
  .vrow{grid-template-columns:minmax(0,1fr)}
  .vrow .vplot{grid-row:auto}
  .vres{grid-template-columns:1fr 1fr}
  .vmeta img{width:72px;height:54px}
  .bm-card{padding:16px}
  .bm-card .stats{gap:16px}
  .bm-card .stat b{font-size:28px}
}

/* ======================= performance ======================= */
.pf-find{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:16px}
.finding{padding:22px 22px 24px;border:1px solid var(--hair);border-radius:var(--r-md);background:rgba(12,9,6,.82)}
.finding .chap{margin-bottom:12px}
.finding h2{font:400 24px/1.15 var(--serif);font-variation-settings:"opsz" 36,"SOFT" 50;letter-spacing:-.015em}
.finding .big{margin:14px 0 12px;font:340 clamp(30px,2.9vw,42px)/1.08 var(--serif);font-variation-settings:"opsz" 144;letter-spacing:-.03em;color:var(--fg)}
.finding .big span{font:italic 300 .5em/1 var(--serif);color:var(--fg-3);letter-spacing:0}
.finding p:last-child{font-size:14.5px;color:var(--fg-2);line-height:1.55}
.finding:first-child{border-color:rgba(var(--hold-rgb)/.35)}
.ubar{padding:10px 0 12px;border-bottom:1px solid var(--hair)}
.ubar:last-child{border-bottom:0}
.ul{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:14px;color:var(--fg-2)}
.ul b{font:340 26px/1.1 var(--serif);font-variation-settings:"opsz" 72;color:var(--fg);letter-spacing:-.02em}
.ul b.k-ice{color:var(--ice)}
.ut{height:8px;border-radius:4px;background:rgba(237,230,218,.05);margin-top:8px;overflow:hidden}
.ut i{display:block;height:100%;border-radius:4px;background:var(--foam-300)}
.ut i.best{background:var(--ice)}
.us{margin-top:6px;font:400 11.5px/1.4 var(--mono);color:var(--fg-3)}
.optable .fast{color:var(--pub)}
.optable .slow{color:var(--esc)}
.optable .even{color:var(--fg-3)}
.sec-tight{margin-top:28px}
.pf-grid{align-items:start}
.proofs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.proof{padding:20px;border:1px solid var(--hair);border-radius:var(--r-md);background:rgba(12,9,6,.85)}
.proof.cool{border-color:rgba(var(--ice-rgb)/.45)}
.proof .chap{margin-bottom:14px}
.proof.cool .chap{color:var(--ice)}
.proof .kv{font-size:11.5px;grid-template-columns:auto minmax(0,1fr)}
.proof code{font-size:11.5px;overflow-wrap:anywhere}
@media (max-width:1080px){
  .pf-find,.proofs{grid-template-columns:1fr}
}