/* =====================================================================
   House Strategies Group — Alameda Treasury Pool Evaluation
   Original design system. "Fiduciary authority, modern clarity."
   ===================================================================== */
:root{
  --ink:#0C1B2A; --ink-2:#12283D; --ink-3:#1C3850;
  --paper:#F6F3EC; --paper-2:#FFFFFF; --line:#E4DCCB;
  --gold:#C29B43; --gold-deep:#9C7B2E; --gold-soft:#E7D5A8;
  --text:#16222E; --muted:#5C6B79; --muted-2:#84919D;
  --on-ink:#EDF2F7; --on-ink-muted:#9FB4C6;
  --pos:#2E7D5B; --neg:#B23A48;
  --c1:#274A63; --c2:#3E7CA6; --c3:#7FA8B8; --c4:#C29B43; --c5:#9C7B2E; --c6:#A7B6C2; --c7:#D8C7A0;
  --shadow:0 1px 2px rgba(12,27,42,.04), 0 12px 30px rgba(12,27,42,.07);
  --maxw:1180px;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; font-family:var(--sans); color:var(--text); background:var(--paper);
  font-size:17px; line-height:1.6; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif); font-weight:540; line-height:1.12; letter-spacing:-.01em; margin:0}
a{color:inherit}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px}
.eyebrow{
  font-family:var(--sans); font-weight:600; font-size:12.5px; letter-spacing:.18em;
  text-transform:uppercase; color:var(--gold-deep); margin:0 0 18px;
}
.eyebrow.on-ink{color:var(--gold-soft)}
section{padding:104px 0; position:relative}
.lead{font-size:21px; line-height:1.55; color:var(--muted); max-width:62ch}
.section-title{font-size:clamp(30px,4.2vw,46px); max-width:20ch}
.note{font-size:13px; color:var(--muted-2); line-height:1.5}
.divider{height:1px; background:var(--line); border:0; margin:0}

/* ---------- Top bar ---------- */
.topbar{
  position:sticky; top:0; z-index:50; background:rgba(12,27,42,.92);
  backdrop-filter:blur(10px); border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar .wrap{display:flex; align-items:center; justify-content:space-between; height:62px}
.brand{display:flex; align-items:center; gap:11px; color:var(--on-ink); text-decoration:none}
.brand .mark{width:30px;height:30px;border:1.5px solid var(--gold); border-radius:6px; display:grid;place-items:center;
  font-family:var(--serif); color:var(--gold); font-size:16px; font-weight:600}
.brand b{font-family:var(--sans); font-weight:650; font-size:14.5px; letter-spacing:.02em}
.brand span{color:var(--on-ink-muted); font-size:12.5px; font-weight:500}
.navlinks{display:flex; gap:26px}
.navlinks a{color:var(--on-ink-muted); text-decoration:none; font-size:13.5px; font-weight:500; transition:color .2s}
.navlinks a:hover{color:var(--on-ink)}
@media(max-width:860px){.navlinks{display:none}}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1200px 520px at 78% -10%, rgba(194,155,67,.16), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  color:var(--on-ink); padding:118px 0 96px; overflow:hidden;
}
.hero h1{font-size:clamp(38px,6vw,72px); font-weight:560; max-width:16ch; letter-spacing:-.02em}
.hero .accent{color:var(--gold)}
.hero p.sub{font-size:20px; color:var(--on-ink-muted); max-width:56ch; margin:26px 0 0}
.hero .thesis{
  margin-top:34px; padding:20px 24px; border-left:3px solid var(--gold);
  background:rgba(255,255,255,.04); border-radius:0 10px 10px 0; max-width:62ch;
  font-size:16.5px; color:#DCE6EF;
}
.hero .thesis b{color:#fff; font-weight:650}
.statband{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; margin-top:56px;
  background:rgba(255,255,255,.09); border:1px solid rgba(255,255,255,.09); border-radius:14px; overflow:hidden}
.statband .cell{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0)); padding:24px 22px}
.statband .n{font-family:var(--serif); font-size:34px; color:#fff; font-weight:560; letter-spacing:-.01em}
.statband .n .u{font-size:18px; color:var(--gold-soft); margin-left:3px}
.statband .l{font-size:12.5px; color:var(--on-ink-muted); margin-top:6px; letter-spacing:.02em}
@media(max-width:760px){.statband{grid-template-columns:repeat(2,1fr)}}

/* ---------- Sections on paper ---------- */
.on-paper{background:var(--paper)}
.on-white{background:var(--paper-2)}
.on-dark{background:linear-gradient(180deg,var(--ink) 0%, var(--ink-2) 100%); color:var(--on-ink)}
.on-dark .section-title{color:#fff}
.on-dark .lead{color:var(--on-ink-muted)}
.on-dark .card{background:rgba(255,255,255,.035); border-color:rgba(255,255,255,.08)}
.on-dark .note{color:var(--on-ink-muted)}

/* metric cards */
.grid{display:grid; gap:20px}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:920px){.cards-4{grid-template-columns:repeat(2,1fr)}.cards-3{grid-template-columns:1fr}}
@media(max-width:620px){.cards-4,.cards-2{grid-template-columns:1fr}}
.card{background:var(--paper-2); border:1px solid var(--line); border-radius:14px; padding:26px; box-shadow:var(--shadow)}
.metric .n{font-family:var(--serif); font-size:40px; font-weight:560; letter-spacing:-.01em; color:var(--ink)}
.metric .n .u{font-size:18px; color:var(--gold-deep); margin-left:2px}
.metric .l{font-size:13.5px; color:var(--muted); margin-top:8px}
.metric .sub{font-size:12.5px; color:var(--muted-2); margin-top:4px}

/* chart frame */
.figure{background:var(--paper-2); border:1px solid var(--line); border-radius:16px; padding:26px 26px 18px; box-shadow:var(--shadow)}
.on-dark .figure{background:rgba(255,255,255,.04); border-color:rgba(255,255,255,.09)}
.figure h3{font-size:22px; margin-bottom:4px}
.figure .cap{font-size:14px; color:var(--muted); margin:0 0 18px}
.on-dark .figure .cap{color:var(--on-ink-muted)}
.chart-box{position:relative; width:100%}
.legend{display:flex; flex-wrap:wrap; gap:14px 22px; margin-top:14px}
.legend .it{display:flex; align-items:center; gap:8px; font-size:13px; color:var(--muted)}
.on-dark .legend .it{color:var(--on-ink-muted)}
.legend .sw{width:13px;height:13px;border-radius:3px;flex:0 0 auto}

/* callout / finding */
.finding{display:grid; grid-template-columns:48px 1fr; gap:18px; align-items:start;
  background:linear-gradient(180deg,#fff,#FBF8F1); border:1px solid var(--gold-soft);
  border-radius:16px; padding:26px 28px; box-shadow:var(--shadow)}
.finding .badge{width:48px;height:48px;border-radius:12px;background:var(--ink);color:var(--gold);
  display:grid;place-items:center;font-family:var(--serif);font-size:22px}
.finding h3{font-size:23px;margin-bottom:8px}
.finding p{margin:0;color:var(--text)}
.finding .micro{font-size:13px;color:var(--muted-2);margin-top:12px}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold-deep);background:rgba(194,155,67,.14);border:1px solid var(--gold-soft);
  padding:3px 9px;border-radius:999px;margin-bottom:12px}

/* tables */
.tbl-wrap{overflow-x:auto; border:1px solid var(--line); border-radius:14px; box-shadow:var(--shadow); background:var(--paper-2)}
table{border-collapse:collapse; width:100%; font-size:14px; min-width:680px}
thead th{background:#F1ECE0; color:var(--ink); text-align:left; font-weight:650; font-size:12.5px;
  letter-spacing:.04em; text-transform:uppercase; padding:14px 16px; border-bottom:1px solid var(--line); white-space:nowrap}
tbody td{padding:13px 16px; border-bottom:1px solid #EFEAE0; color:var(--text)}
tbody tr:last-child td{border-bottom:0}
tbody tr.hl td{background:rgba(194,155,67,.10); font-weight:600}
td.num,th.num{text-align:right; font-variant-numeric:tabular-nums}
.pill{display:inline-block;font-size:11.5px;font-weight:600;padding:2px 9px;border-radius:999px}
.pill.no{background:#EEF1F3;color:#5C6B79}
.pill.yes{background:#E6F0EA;color:var(--pos)}
.pill.pend{background:rgba(194,155,67,.16);color:var(--gold-deep)}

/* two-column split */
.split{display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr; gap:32px}}

/* test list */
.tests{display:grid;gap:10px}
.test{display:flex;align-items:flex-start;gap:14px;padding:14px 18px;background:var(--paper-2);
  border:1px solid var(--line);border-radius:12px}
.test .ic{width:24px;height:24px;border-radius:7px;flex:0 0 auto;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#fff}
.test .ic.fail{background:var(--neg)} .test .ic.pass{background:var(--pos)}
.test .tt{font-weight:650;font-size:14.5px} .test .td{font-size:13px;color:var(--muted)}

/* approach steps */
.steps{counter-reset:s; display:grid; gap:16px}
.step{display:grid;grid-template-columns:42px 1fr;gap:18px;align-items:start;
  padding:22px 24px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:14px}
.step::before{counter-increment:s;content:counter(s);width:42px;height:42px;border-radius:11px;
  border:1.5px solid var(--gold);color:var(--gold);font-family:var(--serif);font-size:20px;
  display:grid;place-items:center}
.step h4{font-size:18px;color:#fff;margin-bottom:5px;font-family:var(--sans);font-weight:650}
.step p{margin:0;color:var(--on-ink-muted);font-size:14.5px}

/* footer / cta */
.cta{background:linear-gradient(135deg,var(--ink) 0%, #0A2236 60%, #123A2E 130%);color:var(--on-ink);
  border-radius:20px;padding:54px 48px;text-align:center;box-shadow:var(--shadow)}
.cta h2{font-size:clamp(26px,3.4vw,38px);color:#fff;max-width:24ch;margin:0 auto}
.cta p{color:var(--on-ink-muted);max-width:60ch;margin:16px auto 0}
.btn{display:inline-block;margin-top:26px;background:var(--gold);color:#15243A;font-weight:700;
  text-decoration:none;padding:14px 28px;border-radius:10px;font-size:15px;letter-spacing:.01em}
.btn:hover{background:#D2AC54}
footer.foot{background:var(--ink);color:var(--on-ink-muted);padding:40px 0;font-size:13px}
footer.foot .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
footer.foot a{color:var(--gold-soft);text-decoration:none}

/* reveal on scroll */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1; transform:none}

.src{font-size:12px;color:var(--muted-2);margin-top:10px}
.src a{color:var(--gold-deep)}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt40{margin-top:40px}.mt56{margin-top:56px}