/* Gildloop (gildloop.com) — standalone brand stylesheet.
   Gilt gold + verdigris patina on a cool porcelain ground; the gilded ring is the brand.
   Funnel Display, Funnel Sans, Spline Sans Mono. Shares nothing with the EFS design system. */
/* Layout: one gilded ring is the brand. The hero draws the loop; every section below is one pass of it (out, through, back), set on a cool patina ground. */
:root{
  --porcelain:#EEF1EE;   /* page ground, faint verdigris bias */
  --slab:#E2E8E4;        /* raised bands */
  --lacquer:#12201D;     /* ink */
  --muted:#52625E;
  --rule:#C9D3CE;
  --gilt:#9A6F12;        /* gold leaf, text-safe on light */
  --gilt-bright:#C99A2E; /* gold for strokes and fills */
  --verdigris:#22756A;   /* patina accent */
  --on-gilt:#12201D;
  --f-display:"Funnel Display", "Segoe UI", system-ui, sans-serif;
  --f-body:"Funnel Sans", "Segoe UI", system-ui, sans-serif;
  --f-mono:"Spline Sans Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --step--1:clamp(.8rem,.78rem + .1vw,.86rem);
  --step-0:clamp(1rem,.97rem + .15vw,1.08rem);
  --step-1:clamp(1.2rem,1.1rem + .45vw,1.45rem);
  --step-2:clamp(1.6rem,1.3rem + 1.3vw,2.4rem);
  --step-3:clamp(2.6rem,1.8rem + 3.6vw,5.2rem);
  --wrap:1180px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --porcelain:#0D1614; --slab:#13201D; --lacquer:#E6ECE8; --muted:#97A8A2; --rule:#26352F;
    --gilt:#E2B95A; --gilt-bright:#D9AE4E; --verdigris:#5CB8AA; --on-gilt:#12201D; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --porcelain:#0D1614; --slab:#13201D; --lacquer:#E6ECE8; --muted:#97A8A2; --rule:#26352F;
  --gilt:#E2B95A; --gilt-bright:#D9AE4E; --verdigris:#5CB8AA; --on-gilt:#12201D; color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--porcelain);color:var(--lacquer);font-family:var(--f-body);font-size:var(--step-0);line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--porcelain)}
a{color:inherit}
:focus-visible{outline:2px solid var(--gilt-bright);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;margin:0;letter-spacing:-.02em}
h2{font-size:var(--step-2);font-weight:600;line-height:1.08}
h3{font-size:var(--step-1);font-weight:600;line-height:1.2}
p{margin:0}
.label{font-family:var(--f-mono);font-size:var(--step--1);letter-spacing:.08em;text-transform:uppercase;color:var(--verdigris)}
.lede{color:var(--muted);max-width:60ch}

/* nav */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:color-mix(in srgb,var(--porcelain) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:800;font-size:1.3rem;letter-spacing:-.03em}
.brand svg{width:30px;height:30px}
.nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;font-size:.95rem}
.nav ul a{text-decoration:none;color:var(--muted)}
.nav ul a:hover{color:var(--lacquer)}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;text-decoration:none;border-radius:999px;padding:.72em 1.3em;font-size:.95rem;border:1px solid transparent;transition:transform .2s ease,background .2s ease}
.btn-gilt{background:var(--gilt-bright);color:var(--on-gilt)}
.btn-gilt:hover{transform:translateY(-1px);background:color-mix(in srgb,var(--gilt-bright) 85%,white)}
.btn-line{border-color:var(--rule);color:var(--lacquer)}
.btn-line:hover{border-color:var(--lacquer)}
@media (max-width:860px){.nav ul{display:none}}

/* hero */
.hero{padding-block:clamp(48px,7vw,96px) clamp(40px,5vw,72px)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,64px);align-items:center}
.hero-grid>*{min-width:0}
.hero h1{font-size:var(--step-3);font-weight:300;line-height:.98;letter-spacing:-.045em}
.hero h1 em{font-style:normal;font-weight:800;background:linear-gradient(100deg,var(--gilt) 0%,var(--gilt-bright) 45%,var(--verdigris) 110%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lede{font-size:var(--step-1);line-height:1.45;margin-top:24px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-note{margin-top:28px;font-family:var(--f-mono);font-size:var(--step--1);color:var(--muted)}
.loop{width:100%;max-width:520px;margin-inline:auto;display:block;overflow:visible}
.loop text{font-family:var(--f-mono);font-size:12.5px;fill:var(--muted);letter-spacing:.04em}
.loop .node-title{font-family:var(--f-display);font-size:19px;font-weight:600;fill:var(--lacquer);letter-spacing:-.01em}
.loop .flow{stroke-dasharray:2 10;animation:flow 1.6s linear infinite}
.loop .orbit{transform-origin:240px 240px;animation:spin 9s linear infinite}
@keyframes flow{to{stroke-dashoffset:-48}}
@keyframes spin{to{transform:rotate(360deg)}}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.loop{max-width:420px}}

/* sections */
section{padding-block:clamp(56px,8vw,112px)}
.band{background:var(--slab)}
.head{display:grid;gap:14px;margin-bottom:clamp(32px,4vw,56px);max-width:760px}

/* three-layer strip */
.layers{display:grid;grid-template-columns:1fr 1.25fr 1fr;border:1px solid var(--rule);border-radius:18px;overflow:hidden;background:var(--porcelain)}
.layer{padding:clamp(22px,3vw,36px);display:grid;gap:14px;align-content:start;min-width:0}
.layer+.layer{border-left:1px solid var(--rule)}
.layer.mid{background:var(--lacquer);color:var(--porcelain)}
.layer.mid .label{color:var(--gilt-bright)}
.layer.mid p{color:color-mix(in srgb,var(--porcelain) 72%,var(--lacquer))}
.layer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:.96rem}
.layer li{display:flex;gap:10px;align-items:baseline}
.layer li::before{content:"";flex:none;width:7px;height:7px;border-radius:50%;border:1.5px solid var(--gilt-bright);transform:translateY(-1px)}
@media (max-width:860px){.layers{grid-template-columns:1fr}.layer+.layer{border-left:0;border-top:1px solid var(--rule)}}

/* returns grid */
.returns{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:18px;overflow:hidden}
.ret{background:var(--porcelain);padding:28px;display:grid;gap:10px;align-content:start;min-width:0}
.ret .k{font-family:var(--f-mono);font-size:var(--step--1);color:var(--gilt)}
.ret p{color:var(--muted);font-size:.97rem}
@media (max-width:860px){.returns{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.returns{grid-template-columns:1fr}}

/* table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:18px;background:var(--porcelain)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.97rem}
th,td{text-align:left;padding:16px 22px;vertical-align:top;border-bottom:1px solid var(--rule)}
tr:last-child td{border-bottom:0}
thead th{font-family:var(--f-mono);font-weight:500;font-size:var(--step--1);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
thead th:last-child{color:var(--gilt)}
td:first-child{font-family:var(--f-display);font-weight:600;white-space:nowrap}
td:last-child{color:var(--lacquer)}
td:nth-child(2){color:var(--muted)}
.mcp-note{margin-top:18px;font-size:.95rem;color:var(--muted);display:flex;gap:12px;align-items:baseline}
.mcp-note b{color:var(--lacquer);font-weight:600}

/* patterns */
.patterns{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(18px,2.4vw,28px)}
.pat{border-top:2px solid var(--lacquer);padding-top:22px;display:grid;gap:12px;align-content:start;min-width:0}
.pat .route{font-family:var(--f-mono);font-size:var(--step--1);color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 8px;align-items:center}
.pat .route span{padding:3px 9px;border:1px solid var(--rule);border-radius:999px;background:var(--porcelain)}
.pat .route span.aws{border-color:var(--verdigris);color:var(--verdigris)}
.pat .route span.hs{border-color:var(--gilt-bright);color:var(--gilt)}
.pat .route i{font-style:normal;color:var(--gilt-bright)}
.pat p{color:var(--muted)}
.pat .out{font-family:var(--f-mono);font-size:.86rem;color:var(--lacquer);line-height:1.5}
.fine{margin-top:28px;font-size:var(--step--1);color:var(--muted);max-width:80ch}
@media (max-width:760px){.patterns{grid-template-columns:1fr}}

/* funding */
.fund{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,80px);align-items:start}
.fund>*{min-width:0}
.fund-list{display:grid;gap:0;border-top:1px solid var(--rule)}
.fund-item{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;padding-block:20px;border-bottom:1px solid var(--rule)}
.fund-item .coin{grid-row:span 2;width:34px;height:34px;border-radius:50%;background:radial-gradient(circle at 35% 30%,color-mix(in srgb,var(--gilt-bright) 60%,white),var(--gilt-bright) 55%,var(--gilt));box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--gilt) 60%,transparent)}
.fund-item h3{font-size:1.1rem}
.fund-item p{color:var(--muted);font-size:.97rem}
@media (max-width:860px){.fund{grid-template-columns:1fr}}

/* phases */
.phases{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.phase{padding:0 22px 0 0;display:grid;gap:10px;align-content:start;min-width:0}
.phase .n{font-family:var(--f-mono);font-size:var(--step--1);color:var(--gilt);display:flex;align-items:center;gap:10px}
.phase .n::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--gilt-bright),transparent)}
.phase p{color:var(--muted);font-size:.96rem}
.phase .del{font-size:.88rem;color:var(--lacquer);border-left:2px solid var(--verdigris);padding-left:12px}
@media (max-width:900px){.phases{grid-template-columns:1fr 1fr;row-gap:36px}}
@media (max-width:520px){.phases{grid-template-columns:1fr}}

/* proof */
.proof{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--rule);border-block:1px solid var(--rule)}
.proof div{background:var(--porcelain);padding:24px 18px;display:grid;gap:4px;min-width:0}
.proof b{font-family:var(--f-display);font-size:var(--step-2);font-weight:600;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1}
.proof span{font-size:.88rem;color:var(--muted)}
@media (max-width:900px){.proof{grid-template-columns:repeat(2,1fr)}.proof div:last-child{grid-column:span 2}}

/* closing */
.close{background:var(--lacquer);color:var(--porcelain);border-radius:28px;padding:clamp(36px,6vw,80px);display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(24px,4vw,56px);align-items:end;position:relative;overflow:hidden}
.close>*{min-width:0;position:relative}
.close::before{content:"";position:absolute;width:520px;height:520px;right:-180px;top:-200px;border-radius:50%;border:44px solid color-mix(in srgb,var(--gilt-bright) 22%,transparent)}
.close h2{font-size:var(--step-3);font-weight:300;line-height:1}
.close h2 b{font-weight:800;color:var(--gilt-bright)}
.close p{color:color-mix(in srgb,var(--porcelain) 70%,var(--lacquer));margin-top:18px;max-width:52ch}
.contact{display:grid;gap:14px;font-size:.95rem}
.contact .row{display:grid;gap:2px}
.contact .row span{font-family:var(--f-mono);font-size:var(--step--1);letter-spacing:.08em;text-transform:uppercase;color:var(--gilt-bright)}
.contact .row b{font-weight:500;user-select:all;overflow-wrap:anywhere}
.close .btn-gilt{justify-self:start;margin-top:6px}
@media (max-width:860px){.close{grid-template-columns:1fr}}

footer{padding-block:40px 56px;font-size:var(--step--1);color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px 32px}
footer p{max-width:70ch}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .loop .flow,.loop .orbit{animation:none}
  .btn{transition:none}
}