:root {
  --bg: #fbf8f4;
  --fg: #2b2622;
  --muted: #6b625a;
  --accent: #b5452f;
  --card: #ffffff;
  --line: #e8e1d8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1715;
    --fg: #f1ebe4;
    --muted: #b3a89d;
    --accent: #e98a72;
    --card: #24201d;
    --line: #3a3430;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main, header, footer { max-width: 42rem; margin: 0 auto; padding: 0 1.25rem; }
header { padding-top: 2rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
header a.brand { color: var(--fg); text-decoration: none; font-weight: 700; font-size: 1.15rem; display: inline-flex; align-items: center; gap: .5rem; }
nav a { color: var(--muted); text-decoration: none; margin-left: 1rem; font-size: .95rem; }
nav a:first-child { margin-left: 0; }
nav a:hover, nav a[aria-current="page"] { color: var(--accent); }
h1 { font-size: clamp(1.9rem, 6vw, 2.6rem); line-height: 1.15; margin: 2.5rem 0 1rem; }
h2 { font-size: 1.25rem; margin: 2.25rem 0 .5rem; }
h3 { font-size: 1.05rem; margin: 1.5rem 0 .25rem; }
p, li { color: var(--fg); }
.lead { font-size: 1.2rem; color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 1.25rem 1.5rem; margin: 1.5rem 0; }
.badge { display: inline-block; border: 1px solid var(--line); border-radius: 999px; padding: .3rem .9rem; color: var(--muted); font-size: .9rem; }
a { color: var(--accent); }
ul { padding-left: 1.2rem; }
footer { padding: 3rem 1.25rem 2.5rem; color: var(--muted); font-size: .9rem; }
footer a { color: var(--muted); margin-right: 1rem; }
.form label { display: block; font-weight: 600; margin: 1rem 0 .35rem; }
.form label:first-child { margin-top: 0; }
.form input[type="text"], .form input[type="email"], .form textarea {
  width: 100%; font: inherit; color: var(--fg); background: var(--bg);
  border: 1px solid var(--line); border-radius: 12px; padding: .7rem .85rem;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.form button {
  margin-top: 1rem; font: inherit; font-weight: 600; color: #fff; background: var(--accent);
  border: 0; border-radius: 999px; padding: .75rem 1.5rem; cursor: pointer;
}
.hint { color: var(--muted); font-weight: 400; font-size: .92rem; }
.notice { border-color: var(--accent); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }