/* The app's plain spec-sheet look: paper, ink rules, one orange marker. System fonts only. */
:root {
  --paper: #f4f2ee; --ink: #111111; --sub: #3a3a3a; --rule: #b9b5ac; --danger: #a3200f; --marker: #f26b1d; --field: #ffffff;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #121212; --ink: #edebe6; --sub: #b5b2aa; --rule: #4a4843; --danger: #ff7a66; --field: #1c1c1c; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.75 system-ui, -apple-system, "Hiragino Sans", sans-serif; border-top: 8px solid var(--ink); }
a { color: var(--ink); }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
.top .wrap { display: flex; justify-content: space-between; align-items: center; min-height: 64px; border-bottom: 1px solid var(--ink); }
.brand { font-weight: 900; text-decoration: none; padding: 10px 0; }
.lang a { font: 700 12px var(--mono); letter-spacing: .1em; text-decoration: none; padding: 12px 6px; color: var(--sub); }
.lang a[aria-current] { color: var(--ink); text-decoration: underline; }
main { padding-bottom: 48px; }
.doc { padding-top: 24px; }
.hero { padding: 40px 0 8px; }
.hero img { border: 1px solid var(--ink); }
.kicker { font: 700 12px var(--mono); letter-spacing: .14em; margin: 20px 0 0; }
h1 { font-size: clamp(34px, 9vw, 52px); font-weight: 900; line-height: 1.15; margin: 8px 0 12px; }
.motto { font-size: 20px; font-weight: 800; line-height: 1.6; }
.tags { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.mark { font: 700 12px var(--mono); letter-spacing: .08em; display: inline-flex; align-items: center; gap: 6px; }
.mark::before { content: ""; width: 8px; height: 8px; background: var(--marker); }
h2 { font: 800 17px/1.5 system-ui, sans-serif; margin: 32px 0 4px; }
h2.num { font: 800 12px var(--mono); letter-spacing: .1em; margin: 40px 0 0; padding-bottom: 8px; border-bottom: 1px solid var(--ink); display: flex; gap: 12px; }
ul.rows, ul.checks { list-style: none; margin: 0; padding: 0; }
.rows li { display: flex; flex-direction: column; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.rows b { font-weight: 800; }
.rows span, .sub { color: var(--sub); font-size: 14px; }
.checks li { padding: 10px 0 10px 30px; border-bottom: 1px solid var(--rule); position: relative; font-weight: 700; }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 12px; width: 20px; height: 20px; background: var(--ink); color: var(--paper); font-size: 13px; line-height: 20px; text-align: center; }
.button, button { display: inline-block; background: var(--ink); color: var(--paper); font: 800 16px system-ui, sans-serif; padding: 12px 20px; min-height: 48px; border: 0; text-decoration: none; cursor: pointer; }
button:disabled { opacity: .6; }
.warn { border: 1px dashed var(--ink); padding: 10px 12px; font-weight: 700; }
form { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 700; }
input[type=text], input[type=email], select, textarea { font: 16px system-ui, sans-serif; color: var(--ink); background: var(--field); border: 1px solid var(--ink); border-radius: 0; padding: 10px 12px; min-height: 46px; }
textarea { min-height: 160px; resize: vertical; }
label.check { flex-direction: row; align-items: flex-start; gap: 10px; font-weight: 400; }
label.check input { width: 22px; height: 22px; margin: 3px 0 0; accent-color: var(--ink); }
.status { font-weight: 700; min-height: 1.5em; }
.status.success { color: var(--ink); }
.status.error { color: var(--danger); }
.sent { border: 2px solid var(--ink); padding: 24px 20px; margin-top: 16px; }
.sent h1 { margin-top: 12px; }
.sent-mark { width: 44px; height: 44px; margin: 0; background: var(--marker); color: #111111; font-size: 28px; font-weight: 900; line-height: 44px; text-align: center; }
.sent-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 0; }
.faq dt { font-weight: 800; margin-top: 16px; }
.faq dd { margin: 4px 0 0; padding-bottom: 12px; border-bottom: 1px solid var(--rule); color: var(--sub); }
.foot .wrap { border-top: 1px solid var(--ink); padding-top: 16px; padding-bottom: 32px; font-size: 14px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.foot nav a { padding: 10px 0; }
.foot p { font: 700 12px var(--mono); letter-spacing: .1em; }