/* Adelstow Advisory — Dual Theme (Light + Dark) */
:root{
  --bg:#ffffff; --ink:#0b1420; --muted:#5e7086; --card:#f4f7fb;
  --accent:#2e73a6; --accent-2:#79a8c7; --ring:#c6d6e6; --maxw:1100px;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#0c1a2c; --ink:#e9f0f7; --muted:#a9b9c9; --card:#0f233a; --accent:#78a8c7; --accent-2:#3b6f96; --ring:#274361; }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans',sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.nav{position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(0,0,0,.06);z-index:1000}
@media (prefers-color-scheme: dark){ .nav{background:rgba(12,26,44,.7);border-bottom:1px solid rgba(255,255,255,.08);} }
.nav .inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;gap:12px;align-items:center;font-weight:700;color:var(--ink)}
.brand img{height:28px;width:auto;border-radius:6px}
.menu{display:flex;gap:18px}
.menu a{color:var(--ink);opacity:.85}
.menu a.active, .menu a:hover{opacity:1}
.hero{padding:80px 0;background:linear-gradient(180deg,rgba(46,115,166,.08),transparent)}
.hero h1{font-size:clamp(28px,4vw,46px);margin:0 0 16px}
.hero p.lead{font-size:clamp(16px,2.1vw,20px);color:var(--muted);max-width:800px}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;background:var(--accent);color:#ffffff;font-weight:700;border:1px solid var(--ring)}
.btn.alt{background:transparent;border:1px solid var(--ring);color:var(--ink)}
.section{padding:56px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--ring);border-radius:16px;padding:20px}
.card h3{margin-top:0}
.muted{color:var(--muted)}
.footer{padding:28px 0;border-top:1px solid var(--ring);color:var(--muted);font-size:14px}
blockquote{margin:0;padding:12px 16px;border-left:4px solid var(--accent);background:rgba(46,115,166,.06);border-radius:6px}
img{max-width:100%;height:auto;border-radius:12px}
figure{margin:0}