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@media(max-width:560px){.wrap{width:calc(100% - 32px)}.site-header{height:73px;gap:10px}.wordmark{font-size:10px;gap:8px;letter-spacing:0}.wordmark img{width:26px;height:26px}.slash{padding-inline:4px}.paper-link{font-size:9px;padding:8px 9px}.paper-link span{margin-left:4px}.hero{padding:37px 0 32px}.hero .eyebrow{font-size:8px;letter-spacing:.12em}.hero h1{font-size:51px}.hero-motto{font-size:19px}.hero-intro{font-size:12px}.desktop-break{display:none}.hero-theorem{padding-left:17px;gap:0 10px}.hero-equation{font-size:25px}.hero-theorem .text-link{font-size:9px;gap:7px}.tabbar button{font-size:10px;padding:17px 4px}.tab-index{display:block;margin:0 0 4px;font-size:8px}.tabbar button[aria-selected=true]:after{left:9px;right:9px}.tab-panel{padding:18px 13px}.panel-heading{align-items:flex-start;gap:15px;flex-wrap:wrap;margin-bottom:20px}.panel-heading h2{font-size:24px}.panel-heading p:not(.eyebrow){font-size:11px}.plane-size{width:100%;padding-left:0;display:flex;align-items:center;gap:20px}.plane-size label{min-width:124px;gap:15px;margin:0}.plane-size input{margin:0}.plot-toolbar{padding:10px;min-height:48px;gap:9px}.path-controls{gap:9px}.plot-footer{font-size:8px;padding:10px;gap:7px}.legend{gap:9px}.legend span{gap:4px}.legend-dot{width:5px;height:5px}.witness-panel{display:block;padding:19px}.witness-top{display:flex}.witness-value{font-size:46px}.witness-panel h3{margin-top:16px}.dependency-list{margin:17px 0}.witness-explanation{font-size:11px}.equality-result{font-size:24px}.symbolic-equation{font-size:15px}.numeric-equation{font-size:11px}.proof-path{grid-template-columns:1fr 1fr;margin-top:18px}.proof-path button{padding:12px}.proof-path button:nth-child(2){border-right:0}.proof-path button:nth-child(-n+2){border-bottom:1px solid var(--line-soft)}.proof-path strong{font-size:14px}.proof-path small{font-size:9px}.method-note{font-size:9px}.control-pair{width:100%;gap:13px}.control-pair label{flex:1}select{width:100%;font-size:10px}.stage-button{font-size:9px;padding:5px 7px}.sieve-workspace .plot-toolbar{align-items:flex-start;flex-direction:column}.sieve-chart{min-height:0;overflow:auto}.result-strip{flex-direction:column;align-items:flex-start;gap:16px}.sequence-values{justify-content:flex-start;font-size:17px}.explanation-columns,.family-explanation{grid-template-columns:1fr;gap:5px}.function-count>span,.family-total>span{font-size:35px}.function-count,.family-total{text-align:left}.function-count small,.family-total small{display:inline;margin-left:10px}.function-plot .plot-toolbar{align-items:flex-start;flex-direction:column}.type-signature{font-size:11px}.function-chart{min-height:0}.function-controls{display:block;padding:18px}.function-navigation{margin-top:9px}.cardinality-formula{padding:20px 0;margin-bottom:16px;border-bottom:1px solid var(--line)}.table-box{margin-top:20px}.function-controls>p.muted{margin-top:14px}.concept-note{gap:15px}.concept-note p{font-size:11px}.concept-symbol{padding-right:15px;font-size:29px}.family-controls{gap:10px;flex-wrap:wrap}.family-controls label:first-child{flex-basis:100%;max-width:none}.family-controls label:not(:first-child){flex:1}.family-identity{font-size:12px}.family-chart{min-height:220px}.family-explanation{gap:19px}.family-explanation p{font-size:11px}.section-intro h2{font-size:31px}.section-intro p:not(.eyebrow){font-size:12px}.argument-section{padding:55px 0 35px}.argument-grid{margin-top:28px}.argument-grid article{grid-template-columns:27px 1fr;gap:0 12px}.argument-grid h3{font-size:22px}.argument-grid p{font-size:11px}.argument-formula{font-size:17px}.small-formula{font-size:13px}.proof-scope summary{font-size:11px;line-height:1.8}.proof-scope>div{grid-template-columns:1fr;gap:0}.sources-section{padding:25px 0 45px}.source-list>a{grid-template-columns:1fr 18px;gap:9px;padding-block:20px}.source-category{grid-column:1;font-size:8px}.source-list>a>div{grid-column:1}.source-list>a>span:last-child{grid-column:2;grid-row:1/3}.source-list h3{font-size:19px}.source-list p{font-size:10px}.archive-row{gap:20px}.archive-row>.button{width:100%;font-size:10px}.note-links{gap:16px;flex-wrap:wrap;font-size:9px}.site-footer{align-items:flex-start;gap:20px;flex-direction:column}.footer-meta{text-align:left;font-size:9px}.footer-brand{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important}}
/* Scroll wider finite diagrams inside their frame, never the page. */
.chart{overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:#675d46 #111827}
.chart::-webkit-scrollbar{height:5px}.chart::-webkit-scrollbar-thumb{background:#675d46}

/* The illuminated edition: ornament surrounds the proof, while the
   mathematical surfaces retain their own clear, quiet contrast. */
:root{
  --bg:#090d1e;
  --panel:#14162c;
  --panel-deep:#0c1222;
  --line:#383449;
  --line-soft:#2b2b40;
  --text:#f0eadc;
  --muted:#abaec2;
  --gold:#e6c58a;
  --gold-dim:#bda171;
}
body{
  background:
    radial-gradient(ellipse at 84% 3%,#67436b30 0,transparent 37%),
    radial-gradient(ellipse at 10% 25%,#18244946 0,transparent 43%),
    repeating-linear-gradient(0deg,#d7bd8303 0,#d7bd8303 1px,transparent 1px,transparent 4px),
    var(--bg);
}
.site-header{position:relative;border-bottom-color:#b6935147}
.site-header:after{
  content:'';position:absolute;bottom:-4px;right:9px;width:6px;height:6px;
  border:1px solid #c9a96b;transform:rotate(45deg);background:var(--bg);
}
.wordmark img{width:38px;height:38px;filter:drop-shadow(0 0 8px #d7bd8340)}
.wordmark strong{color:#efd59c}
.paper-link{border-color:#927443;background:#c7954b08}
.hero{position:relative;gap:52px;padding-top:57px;padding-bottom:63px}
.hero h1{color:#f5efdf;text-shadow:0 2px 35px #e6c58a08}
.hero h1 em{color:#e9c98c;text-shadow:0 0 32px #e9bd671c}
.hero .eyebrow{color:#d9be8b}
.hero-motto{color:#dac59c;margin-bottom:15px}
.hero-invocation{
  max-width:520px;margin:0 0 21px;color:#c5b5cc;
  font:italic 17px/1.65 var(--serif);letter-spacing:.01em;
}
.hero-intro{max-width:565px;color:#b0b3c5}
.hero-theorem{
  isolation:isolate;min-height:342px;padding:57px 12px 46px;border-left:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;
}
.hero-theorem .eyebrow{position:relative;z-index:1;margin-bottom:12px}
.hero-equation{
  max-width:100%;padding:7px 12px;font-size:clamp(26px,2.55vw,36px);
  color:#f4e5c8;
  text-shadow:0 1px 3px #080a19;
}
.hero-theorem>p:not(.eyebrow){position:relative;z-index:1;color:#c1b8c6;margin:16px 0 17px}
.hero-theorem .text-link{position:relative;z-index:1;color:#efd5a0;gap:15px}
.theorem-orbit{
  display:block;z-index:-1;top:50%;left:50%;right:auto;
  width:min(420px,100%);height:auto;aspect-ratio:1;border:0;border-radius:0;
  transform:translate(-50%,-50%);opacity:.88;
  background:url('/assets/pleroma-seal.svg') center/contain no-repeat;
}
.theorem-orbit:before,.theorem-orbit:after,.theorem-orbit span{display:none}
.tiny-star{color:#f1d59b;text-shadow:0 0 14px #d7bd8350}
.explorer{
  position:relative;border-color:#8e74434f;
  background:linear-gradient(140deg,#14172aeb,#0c1424f5 65%);
  box-shadow:0 22px 90px #02030a65,inset 0 1px #e3bf7620;
}
.explorer:before{
  content:'';position:absolute;z-index:1;top:-5px;left:50%;width:8px;height:8px;
  border:1px solid #d7bd83;background:#15172a;transform:translateX(-50%) rotate(45deg);
  box-shadow:0 0 17px #e3c17825;pointer-events:none;
}
.tabbar{background:#141629;border-bottom-color:#9c7f4540}
.tabbar button{color:#adb1c8}
.tabbar button:hover{background:#232039}
.tabbar button[aria-selected=true]{background:linear-gradient(#2a253b,#1b1e31);color:#efd39c}
.tabbar button[aria-selected=true]:after{box-shadow:0 0 13px #e4be6e40}
.panel-heading>div:first-child{min-width:0}
.panel-heading h2,.section-intro h2{color:#f0e6d0}
.panel-heading .eyebrow{color:#d8bb83}
.plot-shell{border-color:#74624239;box-shadow:inset 0 1px #c99b4e08}
.plot-toolbar{border-bottom-color:#74624230}
.witness-panel{
  position:relative;background:radial-gradient(ellipse at 75% 0,#61445e24,transparent 70%),linear-gradient(135deg,#211e32,#121a2b);
  border-color:#b08b4b72;box-shadow:inset 0 0 50px #c59d5607;
}
.witness-panel:before{
  content:'';position:absolute;inset:6px;border:1px solid #d7bd8312;pointer-events:none;
}
.witness-value{color:#edcf94;text-shadow:0 0 26px #d6a95b15}
.witness-top .eyebrow{color:#d8bd88}
.equality-box{border-color:#b3934e4a}
.equality-result{color:#eed29b}
.kind-pill{border-color:#96774a;color:#e4c58e;background:#b78e3a08}
.button{border-color:#a68a55;background:#d9b56b0a;color:#eed09a}
.button:hover{background:#d9b56b1b}
.proof-path{border-color:#8e744435}
.proof-path button.active,.proof-path button:hover{background:#b9965010}
.function-controls{background:linear-gradient(145deg,#201e32,#121c2b);border-color:#8e74443c}
.table-box{background:#0c1222;border-left:1px solid #b295594d}
.concept-symbol{color:#e6c58a;border-color:#b18d4d5c}
.argument-section{position:relative}
.argument-grid article{border-top-color:#b99b5f91}
.argument-number{color:#ecd099;text-shadow:0 0 25px #cc9d3d20}
.argument-grid h3{color:#e5d9c2}
.source-label{color:#9da6bd}
.proof-scope{border-color:#8e744440}
.source-list{border-top-color:#8e744456}
.source-list>a{border-bottom-color:#8e74443b}
.source-list>a:hover{background:#d7bd8308}
.source-category{color:#e0c48e}
.source-list h3{color:#e8dfce}
.site-footer{border-top-color:#9d80464a}
.site-footer p{color:#c0a572}
.footer-meta{color:#99a3ba}
@media(min-width:1500px){.hero{padding-top:66px;padding-bottom:70px}.hero-theorem{min-height:365px}}
@media(max-width:1100px){
  .hero{gap:28px}.hero-theorem{padding-inline:0;min-height:315px}
  .hero-equation{font-size:29px;padding-inline:6px}.theorem-orbit{opacity:.79}
}
@media(max-width:820px){
  .hero{gap:21px;padding-block:39px}.hero-invocation{max-width:600px}
  .hero-theorem{min-height:250px;padding:35px 15px 30px;display:flex;text-align:center}
  .hero-theorem .eyebrow,.hero-equation,.hero-theorem .text-link{grid-column:auto;grid-row:auto}
  .hero-theorem>p:not(.eyebrow){display:block;font-size:13px;margin:12px 0 13px}
  .hero-theorem .text-link{align-self:center}.theorem-orbit{display:block;width:318px;max-width:100%;opacity:.76}
}
@media(max-width:560px){
  .wordmark img{width:30px;height:30px}.hero{padding:34px 0 31px;gap:16px}
  .hero h1{font-size:clamp(43px,12.5vw,51px)}.hero-motto{margin-bottom:12px}
  .hero-invocation{font-size:15px;line-height:1.65;margin-bottom:19px;max-width:330px}
  .hero-intro{font-size:12px}.hero-theorem{min-height:231px;padding:28px 4px 25px}
  .hero-equation{font-size:26px;padding:6px 8px}.hero-theorem .eyebrow{font-size:8px;margin-bottom:8px}
  .hero-theorem>p:not(.eyebrow){font-size:12px;line-height:1.65;margin:10px 0 12px}
  .hero-theorem .text-link{font-size:10px;gap:12px}.theorem-orbit{width:282px;opacity:.77}
  .witness-panel:before{inset:5px}
}