:root{
  --paper:#F3F1EC; --surface:#FFFFFF; --ink:#1C1917; --ink-2:#44403C;
  --muted:#78716C; --line:#DAD5CC; --accent:#8A6510;
}
@media (prefers-color-scheme:dark){
  :root{
    --paper:#14120F; --surface:#1C1A16; --ink:#EDE9E2; --ink-2:#C9C2B8;
    --muted:#8F877C; --line:#2E2A24; --accent:#D9AE55;
  }
}
*{box-sizing:border-box}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font:16.5px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:46rem;margin:0 auto;padding:0 1.5rem 5rem}
header{border-bottom:2px solid var(--ink);padding:3.5rem 0 1.5rem;margin-bottom:2.5rem}
.kicker{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 .6rem}
h1{font-size:clamp(1.9rem,5vw,2.6rem);line-height:1.1;margin:0;letter-spacing:-.02em}
h2{font-size:1.25rem;margin:2.6rem 0 .6rem;letter-spacing:-.01em}
h3{font-size:1rem;margin:1.6rem 0 .4rem}
p,li{color:var(--ink-2)}
p{margin:.85rem 0}
ul{padding-left:1.2rem}
li{margin:.35rem 0}
a{color:var(--accent)}
code{font:.88em ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:.1em .35em}
.lede{font-size:1.1rem;color:var(--ink)}
.box{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);padding:1rem 1.25rem;margin:1.5rem 0;border-radius:0 3px 3px 0}
.box p{margin:.4rem 0}
.box strong{color:var(--ink)}
table{border-collapse:collapse;width:100%;margin:1.2rem 0;font-size:.95rem}
th,td{text-align:left;padding:.6rem .75rem;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
footer{margin-top:4rem;padding-top:1.2rem;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.8rem}
.updated{color:var(--muted);font-size:.88rem;margin-top:.4rem}
.qa{margin:1.2rem 0 0}
.qa dt{font-weight:600;margin-top:1.1rem}
.qa dd{margin:.3rem 0 0;color:var(--ink-2)}

/* ---------- landing page ---------- */
.hero{padding:4.5rem 0 2.5rem;border-bottom:2px solid var(--ink);margin-bottom:3rem}
/* decorative: the h1 right below already says the name, so alt="" on the img */
.hero .logo{display:block;width:80px;height:80px;margin:0 0 1.6rem}
.hero h1{font-size:clamp(2.4rem,7vw,3.6rem)}
.hero .tagline{font-size:1.3rem;color:var(--ink-2);margin:.9rem 0 0;max-width:32rem;line-height:1.4}

/* visually hidden, still read aloud */
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* honeypot: off-screen rather than display:none, so naive bots still fill it */
.hp{position:absolute;left:-9999px;top:auto;height:0;overflow:hidden}

.signup{display:flex;gap:.6rem;flex-wrap:wrap;margin:2rem 0 0;max-width:30rem}
.signup input[type=email]{
  flex:1 1 14rem;min-width:0;background:var(--surface);color:var(--ink);
  border:1px solid var(--line);border-radius:4px;padding:.62rem .8rem;font:inherit;font-size:.95rem}
.signup input[type=email]::placeholder{color:var(--muted)}
.signup input[type=email]:focus-visible{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.signup button{
  background:var(--ink);color:var(--paper);border:1px solid var(--ink);border-radius:4px;
  padding:.62rem 1.15rem;font:inherit;font-size:.95rem;font-weight:600;cursor:pointer}
.signup button:hover{opacity:.88}
.signup button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.signup button:disabled{opacity:.5;cursor:default}

.formnote{font-size:.88rem;color:var(--muted);margin:.8rem 0 0;max-width:30rem}
.formnote.ok{color:var(--accent);font-weight:600}
.formnote.bad{color:var(--ink);font-weight:600}