:root {
  --bg: #f7f9fa; --surface: #ffffff; --text: #14181c; --dim: #5a636c; --line: #e2e6e9;
  --accent: #0a84b8; --accent-soft: rgba(10,132,184,.08);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #040607; --surface: #0a0d10; --text: #eef2f5; --dim: #8a949d; --line: #1c2126;
          --accent: #4fd3f6; --accent-soft: rgba(79,211,246,.08); }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text);
       font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 800; letter-spacing: 3px; font-size: 13px; text-transform: uppercase; color: var(--text); text-decoration: none; }
.logo span { color: var(--accent); }
nav a { color: var(--dim); text-decoration: none; font-size: 15px; margin-left: 18px; }
nav a:hover { color: var(--text); }
main { padding: 48px 0 72px; }
.eyebrow { font-size: 12px; font-weight: 800; letter-spacing: 2.5px; color: var(--accent); text-transform: uppercase; }
h1 { font-size: 36px; line-height: 1.15; margin: 8px 0 10px; letter-spacing: -.3px; }
h2 { font-size: 21px; margin: 36px 0 8px; }
h3 { font-size: 17px; margin: 22px 0 4px; }
.lead { font-size: 18px; color: var(--dim); margin: 0 0 28px; }
.muted { color: var(--dim); font-size: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 20px; }
.app { display: flex; gap: 18px; align-items: center; }
.app img { width: 76px; height: 76px; border-radius: 17px; flex: none; }
.app h3 { margin: 0 0 2px; }
.app p { margin: 0 0 6px; color: var(--dim); }
.links a { margin-right: 16px; font-weight: 600; font-size: 15px; }
.badge { display: inline-block; font-size: 11px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
         color: var(--accent); background: var(--accent-soft); border-radius: 999px; padding: 3px 9px; vertical-align: middle; margin-left: 6px; }
.summary { background: var(--accent-soft); border: 1px solid var(--line); border-radius: 16px; padding: 4px 20px; }
ul { padding-left: 20px; } li { margin: 6px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; margin-top: 8px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--line); }
th { font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--dim); }
details { border-bottom: 1px solid var(--line); padding: 12px 0; }
summary { cursor: pointer; font-weight: 650; }
details p { margin: 8px 0 2px; color: var(--dim); }
footer.site { border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--dim); font-size: 13px; }
footer.site p { margin: 4px 0; }
@media (max-width: 560px) {
  h1 { font-size: 30px; }
  nav a { margin-left: 12px; font-size: 14px; }
  .app { align-items: flex-start; }
  .app img { width: 60px; height: 60px; border-radius: 14px; }
  table, thead, tbody, tr, th, td { display: block; } thead { display: none; }
  td { border: none; padding: 2px 0; } tr { border-bottom: 1px solid var(--line); padding: 10px 0; }
  td:first-child { font-weight: 700; }
}
.summary h2 { margin-top: 16px; }