/* Shieldo – Website. Provenance-UI-Tokens, ausschließlich Systemschriften:
   keine Fonts, keine Skripte, keine Anfragen an Dritte. */
:root {
  --ui: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --prose: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --settled: #0E7A69; --proposed: #B4611A; --wrong: #A33224;
  --ground: #F6F8F7; --surface: #FFFFFF; --sunken: #EDF1EF;
  --ink: #0F1513; --ink-muted: #5B6764; --line: #DBE3E0;
  --r: 10px; --r-lg: 16px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --settled: #45D1B4; --proposed: #E39A54; --wrong: #E8705C;
    --ground: #0B0F0E; --surface: #131918; --sunken: #0F1614;
    --ink: #E9F0ED; --ink-muted: #94A29E; --line: #232C29;
  }
}
* { box-sizing: border-box; }
html { color-scheme: light dark; }
body { margin: 0; background: var(--ground); color: var(--ink); font-family: var(--ui); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
.wrap { max-width: 720px; margin-inline: auto; padding: 0 clamp(20px, 5vw, 40px); }
header.top { padding: 28px 0 20px; border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 600; letter-spacing: -0.01em; }
.brand svg { width: 26px; height: 26px; }
nav a { font-family: var(--mono); font-size: .78rem; color: var(--ink-muted); text-decoration: none; margin-left: 18px; }
nav a:hover, nav a[aria-current] { color: var(--ink); }
main { padding: 44px 0 64px; }
.eyebrow { font-family: var(--mono); font-size: .7rem; letter-spacing: .13em; text-transform: uppercase; color: var(--ink-muted); margin: 0 0 12px; }
h1 { font-size: clamp(2rem, 5vw, 2.75rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; margin: 0 0 16px; text-wrap: balance; }
h2 { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; margin: 0 0 12px; }
h3 { font-size: 1rem; font-weight: 600; margin: 20px 0 6px; }
p, li { color: var(--ink); }
p { margin: 0 0 12px; }
.lede { font-family: var(--prose); font-size: 1.2rem; line-height: 1.5; max-width: 42ch; margin-bottom: 36px; }
.muted { color: var(--ink-muted); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; margin-bottom: 18px; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
ul { padding-left: 20px; margin: 0 0 12px; }
li { margin-bottom: 6px; }
.rail { border-left: 2px solid var(--line); padding-left: 16px; margin: 16px 0; }
.rail.settled { border-left-color: var(--settled); }
.rail.proposed { border-left-color: var(--proposed); }
.rail.wrong { border-left-color: var(--wrong); }
.rail p { font-family: var(--prose); font-size: 1.05rem; }
.mono, code, address.mono { font-family: var(--mono); font-size: .85rem; font-style: normal; }
address { font-style: normal; line-height: 1.7; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; margin: 8px 0 12px; }
th, td { text-align: left; padding: 9px 10px; border-top: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-muted); border-top: 0; }
td.mono { white-space: nowrap; }
.tablewrap { overflow-x: auto; }
a { color: var(--settled); }
.stand { font-family: var(--mono); font-size: .78rem; color: var(--ink-muted); margin-top: 24px; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: .85rem; color: var(--ink-muted); }
footer a { color: var(--ink-muted); margin-right: 16px; }
details { border-top: 1px solid var(--line); padding: 14px 0; }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-family: var(--mono); color: var(--ink-muted); }
details[open] summary::after { content: "–"; }
details > *:not(summary) { margin-top: 10px; }