:root{
  --abyss:#06181c; --deep:#0c2a30; --teal:#13525a; --surf:#3fb8ad;
  --stone:#e9e0cf; --sand:#c9a86a; --paper:#f6f2e9;
  --text:#e9e7df; --muted:#9fb2b0; --line:rgba(233,224,207,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--abyss);color:var(--text);font-family:'Inter',system-ui,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-weight:500;line-height:1.05;letter-spacing:-.01em}
.mono{font-family:'JetBrains Mono',monospace;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
@media(max-width:640px){.wrap{padding:0 20px}}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(6,24,28,.78);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Fraunces',serif;font-size:1.15rem;font-weight:600}
.logo .dot{width:9px;height:9px;border-radius:50%;background:var(--surf);box-shadow:0 0 16px var(--surf)}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);font-size:.9rem;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a.active{color:var(--surf)}
.btn{display:inline-block;background:var(--surf);color:var(--abyss);padding:11px 22px;border-radius:2px;
  font-weight:600;font-size:.9rem;transition:transform .15s,background .2s;border:none;cursor:pointer}
.btn:hover{background:var(--stone);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{background:rgba(233,224,207,.06);border-color:var(--stone)}
.nav-cta{display:flex;gap:12px;align-items:center}
.burger{display:none;background:none;border:none;color:var(--text);font-size:1.5rem;cursor:pointer}
@media(max-width:860px){
  .nav-links{position:fixed;inset:66px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(6,24,28,.97);border-bottom:1px solid var(--line);padding:10px 0;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 28px;width:100%}
  .burger{display:block}
  .nav-cta .btn{display:none}
}

/* PAGE HEADER (inner pages) */
.page-head{padding:140px 0 70px;border-bottom:1px solid var(--line);
  background:radial-gradient(120% 80% at 80% 0%, rgba(63,184,173,.10), transparent 60%)}
.page-head .eyebrow{display:inline-flex;align-items:center;gap:14px;color:var(--sand);margin-bottom:22px}
.page-head .eyebrow .rule{width:42px;height:1px;background:var(--sand);opacity:.6}
.page-head h1{font-size:clamp(2.4rem,6vw,4.4rem);max-width:18ch;margin-bottom:18px}
.page-head h1 em{font-style:italic;color:var(--surf)}
.page-head p{color:var(--muted);max-width:54ch;font-size:1.12rem}

.pad{padding:100px 0}
@media(max-width:640px){.pad{padding:64px 0}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:54px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(1.9rem,4.5vw,3.2rem);max-width:18ch}
.sec-head .mono{color:var(--sand)}
.lead{color:var(--muted);max-width:52ch}

/* STATS */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.stat{background:var(--abyss);padding:36px 26px}
.stat .num{font-family:'Fraunces',serif;font-size:clamp(2.2rem,5vw,3.4rem);color:var(--surf);line-height:1}
.stat .lbl{color:var(--muted);font-size:.85rem;margin-top:11px}
@media(max-width:760px){.stats{grid-template-columns:1fr 1fr}}

/* CARDS / THEMES */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{border:1px solid var(--line);border-radius:3px;padding:32px 28px;
  background:linear-gradient(160deg,rgba(19,82,90,.18),transparent);transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--surf);transform:translateY(-4px)}
.card .idx{font-family:'JetBrains Mono',monospace;color:var(--sand);font-size:.8rem}
.card h3{font-size:1.45rem;margin:16px 0 11px}
.card p{color:var(--muted);font-size:.95rem}
@media(max-width:860px){.grid3{grid-template-columns:1fr}}

/* FOOTER */
footer{border-top:1px solid var(--line);padding:56px 0 38px;margin-top:20px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.foot .muted{color:var(--muted);font-size:.88rem;max-width:34ch;margin-top:14px}
.foot-links{display:flex;gap:46px;flex-wrap:wrap}
.foot-col .mono{color:var(--sand);margin-bottom:14px;display:block}
.foot-col a{display:block;color:var(--muted);font-size:.92rem;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--text)}
.copyr{margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  color:var(--muted);font-size:.82rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}

.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}*{scroll-behavior:auto}}