/* elogbook+ static site — shared styles */
:root{
  --brand:#0b4e8b;      /* logo blue */
  --brand-dark:#093f72;
  --ink:#1f2933;
  --muted:#5b6573;
  --line:#e5e8ec;
  --bg:#ffffff;
  --surface:#f7f9fb;
  --maxw:740px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:15px;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* Header */
header.site{background:var(--brand);color:#fff}
header.site .inner{max-width:var(--maxw);margin:0 auto;padding:14px 22px;display:flex;align-items:center;gap:16px}
header.site a{color:#fff}
.logo{font-weight:700;font-size:18px;letter-spacing:-.3px}
.logo:hover{text-decoration:none;opacity:.92}
nav.top{margin-left:auto;display:flex;gap:18px;font-size:14px}

/* Main */
main{max-width:var(--maxw);margin:0 auto;padding:36px 22px 56px}
h1{font-size:26px;line-height:1.2;margin:0 0 6px;letter-spacing:-.4px}
.meta{color:var(--muted);font-size:13px;margin:0 0 28px}
h2{font-size:18px;margin:32px 0 9px;letter-spacing:-.2px}
h3{font-size:15px;margin:20px 0 4px}
p,li{color:var(--ink)}
ul{padding-left:20px;margin:9px 0}
li{margin:5px 0}
.lead{font-size:16px;color:var(--ink)}
strong{font-weight:650}

.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:15px 17px;margin:18px 0}
.note{font-size:14px;color:var(--muted)}

table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}
th,td{text-align:left;padding:9px 11px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--surface);font-weight:600}

hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* FAQ accordion (native <details>) */
details{border:1px solid var(--line);border-radius:10px;margin:9px 0;background:#fff;overflow:hidden}
details[open]{background:var(--surface)}
summary{cursor:pointer;padding:13px 15px;font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--brand);font-size:19px;font-weight:600;line-height:1}
details[open] summary::after{content:"\2013"}
details .body{padding:0 15px 15px;font-size:14px;color:var(--ink)}

/* Footer */
footer.site{border-top:1px solid var(--line);margin-top:40px}
footer.site .inner{max-width:var(--maxw);margin:0 auto;padding:22px 22px;color:var(--muted);font-size:13px}
footer.site nav{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:10px}
footer.site .fine{font-size:12px;line-height:1.5}

@media(max-width:560px){
  body{font-size:14px}
  h1{font-size:22px}
  nav.top{display:none}
  table,th,td{font-size:13px}
}