:root {
  --bg: #f7f5f1; --text: #1d1c1a; --dim: #6b6862; --line: #e2ded6; --card: #efece6; --accent: #8a5a12; --on-accent: #fff;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111214; --text: #ece9e4; --dim: #9a968f; --line: #2a2b2e; --card: #18191c; --accent: #dfa449; --on-accent: #17181b; }
}
body {
  margin: 0; padding-block: 32px 72px; padding-inline: 16px;
  background: var(--bg); color: var(--text);
  font: 16px/1.65 "Segoe UI", system-ui, -apple-system, sans-serif;
}
main { max-width: 900px; margin: 0 auto; }
nav { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 48px; font-size: 14px; }
nav .brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 16px; color: var(--text); margin-right: auto; }
nav .brand img { border-radius: 7px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; letter-spacing: -0.01em; }
h2 { font-size: 22px; margin: 56px 0 12px; scroll-margin-top: 16px; }
h3 { font-size: 16px; margin: 0 0 6px; }
p, li { color: var(--text); }
ul, ol { padding-left: 22px; }
li { margin: 4px 0; }
.lead { font-size: 18px; color: var(--dim); margin: 0 0 8px; max-width: 680px; }
.date { color: var(--dim); font-size: 14px; }
code { font-size: 14px; }

.hero { text-align: center; margin-bottom: 32px; }
.hero .lead { margin: 0 auto 8px; }
.hero-icon { border-radius: 20px; display: block; margin: 0 auto 20px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin-top: 24px; }
.grid .actions { justify-content: flex-start; }
.btn { display: inline-block; padding: 10px 18px; border-radius: 10px; border: 1px solid var(--line); color: var(--text); font-weight: 600; font-size: 15px; }
.btn:hover { text-decoration: none; border-color: var(--dim); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.primary:hover { filter: brightness(1.08); }

.shot { margin: 24px 0; }
.shot img { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); }
.shot figcaption { color: var(--dim); font-size: 14px; margin-top: 8px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.grid section { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; }
.grid section p { margin: 0; color: var(--dim); font-size: 15px; }
.grid section p + p { margin-top: 8px; }
.grid section ul { margin: 0; color: var(--dim); font-size: 15px; }

.legend { margin: 16px 0; border: 1px solid var(--line); border-radius: 12px; padding: 12px 18px; }
.legend summary { cursor: pointer; font-weight: 600; }
.legend table { border-collapse: collapse; margin-top: 10px; font-size: 14px; width: 100%; }
.legend td { padding: 6px 12px 6px 0; border-top: 1px solid var(--line); vertical-align: top; }
.legend td:first-child { color: var(--dim); width: 50%; }

.faq dt { font-weight: 600; margin-top: 18px; }
.faq dd { margin: 4px 0 0; color: var(--dim); }
.toc { columns: 2; column-gap: 32px; }

footer { margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--dim); font-size: 14px; }
footer p { color: var(--dim); margin: 4px 0; }