:root {
  --paper: #FFFFFF;
  --ink: #131F33;
  --muted: #4B5668;
  --line: #D9DEE7;
  --teal: #FFA500;
  --amber: #C2620E;
  --alert: #C43D3D;
  --soft: #F4F6F9;
  --body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
/* System fonts only; no third-party embeds on this site. */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--body); font-size: 17px; line-height: 1.6; color: var(--ink); background: var(--paper); }
a { color: var(--teal); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 0.5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); }
h2 { font-size: 1.35rem; margin-top: 0; }
h3 { font-size: 1.05rem; margin-top: 1.5rem; }
p { margin: 0 0 1em; }
code { font-family: var(--mono); font-size: 0.9em; background: var(--soft); padding: 0.05em 0.35em; border-radius: 4px; }
main { max-width: 820px; margin: 0 auto; padding: 1rem 1.5rem 4rem; }
main > section { padding: 2.2rem 0; border-top: 1px solid var(--line); }
main > section.intro { border-top: 0; padding-top: 2rem; }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; max-width: 820px; margin: 0 auto; padding: 1.1rem 1.5rem; border-bottom: 1px solid var(--line); }
.brand { font-family: var(--mono); font-weight: 700; color: var(--ink); text-decoration: none; font-size: 1.05rem; }
.brand span { color: var(--teal); }
.brand em { font-style: normal; font-weight: 400; color: var(--muted); margin-left: 0.4rem; font-size: 0.9rem; }
.brand-mark { width: 24px; height: 24px; vertical-align: middle; margin-right: 0.45rem; margin-top: -3px; }
.nav nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.nav nav a { color: var(--muted); text-decoration: none; font-size: 0.92rem; }
.nav nav a:hover { color: var(--ink); }

.lede { font-size: 1.12rem; }
.note { background: #fff8ec; border-left: 3px solid #FFA500; padding: 0.9rem 1.1rem; border-radius: 0 8px 8px 0; color: var(--muted); font-size: 0.97rem; }
.small { font-size: 0.92rem; color: var(--muted); }

table { border-collapse: collapse; width: 100%; font-size: 0.97rem; }
th, td { text-align: left; vertical-align: top; padding: 0.6rem 0.8rem; border-top: 1px solid var(--line); }
th { width: 11.5rem; color: var(--muted); font-weight: 600; white-space: nowrap; }
tr:first-child th, tr:first-child td { border-top: 0; }
.pill { display: inline-block; font-family: var(--mono); font-size: 0.75rem; padding: 0.15rem 0.55rem; border-radius: 999px; margin-right: 0.4rem; vertical-align: middle; }
.pill.off { background: #FBE9E7; color: var(--alert); }
.pill.on { background: #ffedcc; color: #e69500; }

.facts { padding-left: 1.2rem; }
.facts li { margin-bottom: 0.6rem; }
.refs { padding-left: 1.2rem; font-size: 0.95rem; color: var(--muted); }
.refs li { margin-bottom: 0.4rem; }

.optout-form { display: grid; gap: 0.5rem; max-width: 560px; margin: 1rem 0; }
.optout-form label { font-size: 0.9rem; color: var(--muted); }
.optout-form textarea, .optout-form input { font: inherit; font-family: var(--mono); font-size: 0.95rem; padding: 0.6rem 0.8rem; border: 1.5px solid var(--line); border-radius: 8px; }
.optout-form textarea:focus, .optout-form input:focus { outline: none; border-color: var(--teal); }
.optout-form button { justify-self: start; font: inherit; font-weight: 600; padding: 0.7rem 1.2rem; border: 0; border-radius: 8px; background: var(--teal); color: #fff; cursor: pointer; margin-top: 0.4rem; }
.optout-form .ok { color: var(--teal); font-weight: 600; }

.footer { border-top: 1px solid var(--line); max-width: 820px; margin: 0 auto; padding: 1.6rem 1.5rem 3rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: 0.9rem; color: var(--muted); }
.footer nav { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.footer a { color: var(--muted); }

/* Legal pages */
.legal { max-width: 820px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
.legal h2 { font-size: 1.15rem; margin-top: 2rem; }
.legal .de { font-weight: 400; color: var(--muted); font-size: 0.85em; }
.legal .updated { margin-top: 2.5rem; font-size: 0.88rem; color: var(--muted); }

@media (max-width: 640px) { th { width: auto; white-space: normal; } }