:root{
  --ink:#1d1d1f; --ink-soft:#6e6e73; --bg:#f5f5f7; --surface:#ffffff; --surface-2:#f2f2f7;
  --line:rgba(60,60,67,.14);
  --navy:#142645; --navy-2:#2a4275; --navy-wash:rgba(20,38,69,.08); --navy-wash-2:rgba(20,38,69,.14);
  --on-navy:#ffffff;
  --shadow:0 1px 2px rgba(0,0,0,.04), 0 10px 30px -14px rgba(0,0,0,.14);
  --radius:18px; --radius-s:12px;
  --sans:-apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark){
  :root{
    --ink:#f5f5f7; --ink-soft:#98989d; --bg:#000000; --surface:#1c1c1e; --surface-2:#2c2c2e;
    --line:rgba(84,84,88,.55);
    --navy:#a9b8e3; --navy-2:#c4cfee; --navy-wash:rgba(169,184,227,.14); --navy-wash-2:rgba(169,184,227,.22);
    --on-navy:#000000;
    --shadow:none;
  }
}
*{ box-sizing:border-box; }
html{ color-scheme:light dark; -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--bg); color:var(--ink); line-height:1.55;
  font-family:var(--sans); font-size:17px; letter-spacing:-.005em; -webkit-font-smoothing:antialiased;
}
.wrap{ max-width:940px; margin:0 auto; padding:0 20px; }
a{ color:var(--navy); text-decoration:none; }
a:hover{ text-decoration:underline; text-underline-offset:3px; }
:focus-visible{ outline:3px solid rgba(47,91,214,.45); outline-offset:2px; border-radius:8px; }

/* Masthead: frosted, sticky */
.site-head{ position:sticky; top:0; z-index:20; background:rgba(245,245,247,.78); -webkit-backdrop-filter:saturate(180%) blur(20px); backdrop-filter:saturate(180%) blur(20px); border-bottom:1px solid var(--line); }
@media (prefers-color-scheme: dark){ .site-head{ background:rgba(0,0,0,.72); } }
.site-head .wrap{ display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; padding-top:12px; padding-bottom:12px; }
.brand{ font-size:19px; font-weight:700; letter-spacing:-.02em; color:var(--ink); }
.brand:hover{ text-decoration:none; }
.brand span{ color:var(--navy); font-weight:600; }
nav.site-nav{ display:flex; gap:2px; background:var(--surface-2); border-radius:10px; padding:2px; }
nav.site-nav a{ color:var(--ink); font-size:14px; font-weight:500; padding:6px 13px; border-radius:8px; transition:background .15s ease, box-shadow .15s ease; }
nav.site-nav a:hover{ text-decoration:none; background:rgba(0,0,0,.04); }
nav.site-nav a[aria-current="page"]{ background:var(--surface); font-weight:600; box-shadow:0 1px 3px rgba(0,0,0,.14), 0 0 0 .5px rgba(0,0,0,.04); }
@media (prefers-color-scheme: dark){ nav.site-nav a:hover{ background:rgba(255,255,255,.06); } nav.site-nav a[aria-current="page"]{ box-shadow:none; } }

/* Page furniture */
main{ padding:52px 0 72px; }
.eyebrow{ font-size:12px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-soft); font-weight:600; margin:0 0 10px; }
h1{ font-family:var(--sans); font-weight:700; font-size:42px; line-height:1.08; margin:0 0 16px; letter-spacing:-.03em; }
h2{ font-family:var(--sans); font-weight:600; font-size:26px; line-height:1.2; margin:48px 0 12px; letter-spacing:-.02em; }
h3{ font-size:17.5px; font-weight:600; margin:28px 0 6px; letter-spacing:-.01em; }
.lede{ font-size:21px; color:var(--ink-soft); max-width:660px; margin:0 0 10px; line-height:1.45; letter-spacing:-.01em; }
p{ max-width:680px; margin:0 0 16px; }
.measure{ max-width:680px; }
hr.rule{ border:0; border-top:1px solid var(--line); margin:48px 0; }

/* Cards */
.cards{ display:grid; grid-template-columns:repeat(auto-fit,minmax(248px,1fr)); gap:14px; margin:22px 0 8px; }
.cards.two-up{ grid-template-columns:repeat(2,1fr); }
@media (max-width:640px){ .cards.two-up{ grid-template-columns:1fr; } }
.card{ background:var(--surface); border:0; border-radius:var(--radius); padding:22px 24px; box-shadow:var(--shadow); display:flex; flex-direction:column; transition:transform .15s ease, box-shadow .15s ease; }
.card:hover{ transform:translateY(-2px); box-shadow:0 1px 2px rgba(0,0,0,.05), 0 16px 40px -16px rgba(0,0,0,.22); }
@media (prefers-color-scheme: dark){ .card:hover{ box-shadow:none; transform:none; background:var(--surface-2); } }
.card h3{ font-size:19px; font-weight:600; margin:0 0 8px; letter-spacing:-.015em; }
.card p{ margin:0 0 10px; color:var(--ink-soft); font-size:15px; }
.card p:last-child{ margin-bottom:0; }
.card a.more{ font-size:15px; font-weight:600; margin-top:auto; padding-top:4px; }
.card a.more:after{ content:" \203A"; }

/* Feature panel */
.panel{ background:var(--surface); border:0; border-radius:var(--radius); padding:28px; box-shadow:var(--shadow); }
.panel.tinted{ background:var(--navy); color:var(--on-navy); }
.panel.tinted h2, .panel.tinted p{ color:inherit; }
.panel.tinted p{ opacity:.85; }
.panel.tinted .btn{ background:var(--on-navy); color:var(--navy); }
.panel h2{ margin-top:0; }

.btn{ display:inline-block; background:var(--navy); color:var(--on-navy); font-weight:600; padding:12px 22px; border-radius:12px; font-size:16px; letter-spacing:-.01em; transition:transform .08s ease, background .12s ease; }
.btn:hover{ text-decoration:none; background:var(--navy-2); }
.btn:active{ transform:scale(.985); }
.btn.ghost{ background:var(--navy-wash); color:var(--navy); }
.btn.ghost:hover{ background:var(--navy-wash-2); }

/* Fact list: inset grouped rows */
dl.facts{ margin:18px 0 0; background:var(--surface); border-radius:var(--radius-s); box-shadow:var(--shadow); overflow:hidden; }
dl.facts div{ display:flex; gap:18px; padding:13px 18px; border-top:1px solid var(--line); }
dl.facts div:first-child{ border-top:0; }
dl.facts dt{ flex:0 0 190px; color:var(--ink-soft); font-size:15px; }
dl.facts dd{ margin:0; flex:1 1 auto; }

/* Simple lists */
ul.plain{ list-style:none; padding:0; margin:14px 0; max-width:680px; background:var(--surface); border-radius:var(--radius-s); box-shadow:var(--shadow); overflow:hidden; }
ul.plain li{ padding:12px 18px 12px 36px; border-top:1px solid var(--line); position:relative; }
ul.plain li:first-child{ border-top:0; }
ul.plain li:before{ content:""; position:absolute; left:18px; top:21px; width:6px; height:6px; border-radius:50%; background:var(--navy); }
ul.tags{ list-style:none; padding:0; margin:12px 0 0; display:flex; flex-wrap:wrap; gap:8px; }
ul.tags li{ font-size:13.5px; font-weight:500; color:var(--navy); background:var(--navy-wash); border:0; border-radius:999px; padding:6px 13px; }

/* Article list */
.entry{ padding:20px 0; border-top:1px solid var(--line); }
.entry:last-child{ border-bottom:1px solid var(--line); }
.entry h3{ margin:0 0 4px; font-size:21px; font-weight:600; }
.entry h3 a{ color:var(--ink); }
.entry h3 a:hover{ color:var(--navy); text-decoration:none; }
.entry .meta{ font-size:14px; color:var(--ink-soft); margin:0 0 6px; }
.entry p{ margin:0; color:var(--ink-soft); font-size:15.5px; }

.quote{ border-left:0; background:var(--surface); border-radius:var(--radius-s); box-shadow:var(--shadow); padding:18px 22px; margin:22px 0; color:var(--ink); font-size:19px; letter-spacing:-.01em; max-width:680px; }
.quote cite{ display:block; font-size:14px; color:var(--ink-soft); font-style:normal; margin-top:8px; }

.note{ font-size:15px; color:var(--ink-soft); }

/* Footer */
.site-foot{ border-top:1px solid var(--line); background:transparent; }
.site-foot .wrap{ padding-top:32px; padding-bottom:44px; }
.foot-cols{ display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:26px; }
.site-foot h4{ font-size:12px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-soft); margin:0 0 10px; font-weight:600; }
.site-foot p, .site-foot li{ font-size:14px; color:var(--ink-soft); margin:0 0 7px; max-width:none; }
.site-foot ul{ list-style:none; padding:0; margin:0; }
.site-foot a{ color:var(--ink-soft); }
.site-foot a:hover{ color:var(--navy); text-decoration:none; }
.legal{ margin-top:26px; padding-top:18px; border-top:1px solid var(--line); font-size:13px; color:var(--ink-soft); }
.legal p{ max-width:none; margin:0 0 7px; }

@media (max-width:640px){
  body{ font-size:16.5px; }
  h1{ font-size:32px; }
  h2{ font-size:23px; }
  .lede{ font-size:18.5px; }
  .site-head .wrap{ padding-top:10px; padding-bottom:10px; }
  nav.site-nav{ width:100%; }
  nav.site-nav a{ flex:1; text-align:center; font-size:13.5px; padding:6px 6px; }
  dl.facts div{ flex-direction:column; gap:2px; }
  dl.facts dt{ flex:none; }
  main{ padding:34px 0 52px; }
  .panel{ padding:22px; }
}