/* Fifth Wheel site. One stylesheet, no web fonts, no external requests.
   Look: the road. Warm asphalt and concrete, one signal-yellow accent used like lane paint and sign
   plates. Headings in a DIN-style face (DIN Alternate on Apple devices, Bahnschrift on Windows).
   The palette is the app's palette too: see site/README.md for the named tokens. */

:root {
  color-scheme: light dark;
  /* Named app tokens (README.md): asphalt, asphalt-raised, asphalt-line, concrete, signal, signal-ink. */
  --asphalt: #1d1c19;
  --asphalt-raised: #2a2823;
  --asphalt-line: #403c35;
  --signal: #f5b700;

  --bg: #f4f1ea;          /* concrete */
  --bg-2: #ebe6da;
  --card: #ffffff;
  --text: #1d1c19;
  --muted: #5b564c;
  --rule: #e2dccf;
  --rule-strong: #c9c1b0;
  --link: #8a5a00;        /* signal-ink: the yellow family, dark enough for text on light */
  --tag-bg: #fce7a6;
  --pass: #1e7a4c;
  --pass-bg: #e3f2e8;
  --fail: #b3361f;
  --fail-bg: #fbe5df;
  --focus: #1f5fbf;

  --head: "DIN Alternate", "Bahnschrift", "DIN Condensed", "Roboto Condensed", "Arial Narrow", -apple-system, sans-serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --page: 1060px;
  --text-col: 680px;
  --lane: repeating-linear-gradient(90deg, var(--signal) 0 28px, transparent 28px 48px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1d1c19;
    --bg-2: #24221e;
    --card: #2a2823;
    --text: #f2eee5;
    --muted: #b3ab9b;
    --rule: #403c35;
    --rule-strong: #575247;
    --link: #f5b700;
    --tag-bg: #4a3b10;
    --pass: #8ee0b0;
    --pass-bg: #173b29;
    --fail: #ffa593;
    --fail-bg: #45201a;
    --focus: #8ab8ff;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 18px/1.6 var(--sans);
}

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
[hidden] { display: none !important; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
img, svg { max-width: 100%; }

h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.1; margin: 0 0 0.45em; letter-spacing: 0.005em; }
h1 { font-size: clamp(2.3rem, 6.4vw, 3.9rem); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); }
h3 { font-size: 1.22rem; }
p { margin: 0 0 1em; }

.skip { position: absolute; left: -999px; top: 0; background: var(--card); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 12px; top: 12px; }

.page { max-width: var(--page); margin: 0 auto; padding: 0 20px; }
.text-col { max-width: var(--text-col); }

/* Top bar: always asphalt, with a dashed lane line along the bottom edge. */
.topbar { background: var(--asphalt); color: #f2eee5; position: relative; }
.topbar::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: var(--lane); }
.topbar .page { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 18px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font: 700 1.3rem/1 var(--head); color: #f2eee5; text-decoration: none; letter-spacing: 0.02em; }
.wordmark img { width: 32px; height: 32px; border-radius: 8px; }
.links { display: flex; flex-wrap: wrap; gap: 4px 20px; font-size: 0.95rem; }
.links a { color: #d6cfc0; text-decoration: none; }
.links a:hover, .links a[aria-current="page"] { color: #ffffff; text-decoration: underline; text-decoration-color: var(--signal); }
.links a:focus-visible { outline-color: var(--signal); }

/* First screen: pitch on the left, an example question on the right. */
.opening { padding: 52px 0 44px; }
.opening .page { display: grid; gap: 40px; grid-template-columns: minmax(0, 1.2fr) minmax(300px, 1fr); align-items: start; }
.kicker { font: 700 0.85rem/1.3 var(--head); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.lead { font-size: 1.14rem; color: var(--muted); max-width: 36em; }
.plate {
  display: inline-block; margin: 4px 0 22px; padding: 7px 14px 6px;
  background: var(--signal); color: var(--asphalt); border: 2px solid var(--asphalt); border-radius: 6px;
  font: 700 1rem/1.25 var(--head); letter-spacing: 0.02em;
}
.store-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 8px; }
.coming-soon { font: 700 0.95rem/1.3 var(--head); letter-spacing: 0.04em; color: var(--muted); }

/* Example question: real markup, so screen readers get the real content. */
.question { background: var(--card); border: 1px solid var(--rule-strong); border-radius: 12px; overflow: hidden; }
.question header { display: flex; justify-content: space-between; gap: 12px; padding: 12px 18px; background: var(--asphalt); color: #d6cfc0; font: 700 0.8rem/1.2 var(--head); letter-spacing: 0.1em; text-transform: uppercase; }
.question .stem { padding: 16px 18px 6px; font-weight: 600; margin: 0; }
.question ol { list-style: none; margin: 0; padding: 8px 18px 4px; }
.question li { display: flex; gap: 10px; align-items: baseline; padding: 9px 12px; margin-bottom: 8px; border: 1px solid var(--rule); border-radius: 8px; font-size: 0.98rem; }
.question li .mark { flex: none; width: 1.2em; font: 700 0.95rem/1 var(--mono); }
.question li.right { background: var(--pass-bg); border-color: var(--pass); color: var(--pass); font-weight: 600; }
.question li.wrong { background: var(--fail-bg); border-color: var(--fail); color: var(--fail); }
.question .why { margin: 6px 18px 0; padding-top: 12px; border-top: 1px solid var(--rule); font-size: 0.95rem; }
.question .why strong { font-family: var(--head); letter-spacing: 0.02em; }
.ref { display: inline-flex; gap: 8px; align-items: center; margin: 4px 18px 18px; padding: 6px 10px; border-radius: 6px; background: var(--tag-bg); color: var(--text); font: 600 0.85rem/1.3 var(--mono); }

/* Sections and exams: a table styled like a highway sign. */
.sections { padding: 8px 0 52px; }
.sign { background: var(--card); border: 1px solid var(--rule-strong); border-radius: 12px; overflow-x: auto; }
.sign caption { caption-side: top; text-align: left; padding: 18px 18px 8px; font: 700 1.25rem/1.25 var(--head); }
.sign caption span { display: block; font: 400 0.9rem/1.45 var(--sans); color: var(--muted); margin-top: 4px; }
table.exams { width: 100%; border-collapse: collapse; min-width: 520px; font-size: 0.97rem; }
.exams th, .exams td { padding: 11px 14px; border-top: 1px solid var(--rule); text-align: left; vertical-align: top; }
.exams thead th { font: 700 0.78rem/1.2 var(--head); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); border-top: 3px solid var(--signal); }
.exams td.num { font: 600 0.95rem/1.4 var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.exams tbody th { font-weight: 600; white-space: nowrap; }
.exams tr.group th { font: 700 0.78rem/1.2 var(--head); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); background: var(--bg-2); }
.free { color: var(--pass); font-weight: 600; }
.soon { display: inline-block; margin-left: 6px; font: 600 0.72rem/1 var(--mono); padding: 4px 6px; border-radius: 4px; background: var(--bg-2); color: var(--muted); }
.sign .footnote { padding: 10px 18px 16px; margin: 0; font-size: 0.88rem; color: var(--muted); border-top: 1px solid var(--rule); }

/* Features: mile markers. */
.features { padding: 48px 0; background: var(--card); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.marker-list { list-style: none; margin: 24px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; counter-reset: mile; }
.marker-list li { counter-increment: mile; position: relative; padding: 16px 0 16px 58px; border-bottom: 1px solid var(--rule); }
.marker-list li::before {
  content: counter(mile); position: absolute; left: 0; top: 16px; width: 40px; height: 40px;
  display: grid; place-items: center; border-radius: 6px; background: var(--asphalt); color: var(--signal);
  font: 700 1.1rem/1 var(--head); box-shadow: inset 0 0 0 2px var(--signal);
}
.marker-list h3 { margin-bottom: 4px; }
.marker-list p { margin: 0; color: var(--muted); font-size: 0.98rem; }
.pro-tag { font: 700 0.72rem/1 var(--head); letter-spacing: 0.08em; text-transform: uppercase; padding: 3px 6px 2px; border-radius: 4px; background: var(--signal); color: var(--asphalt); vertical-align: 3px; margin-left: 4px; }

/* Pricing: two sign plates side by side. */
.pricing { padding: 52px 0 24px; }
.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 20px; }
.plan { background: var(--card); border: 1px solid var(--rule-strong); border-radius: 12px; padding: 20px 22px; }
.plan.pro { border: 2px solid var(--signal); }
.plan-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; border-bottom: 1px solid var(--rule); padding-bottom: 10px; margin-bottom: 10px; }
.plan-name { font: 700 1.35rem/1.1 var(--head); }
.plan-price { font: 700 1.6rem/1 var(--head); font-variant-numeric: tabular-nums; white-space: nowrap; }
.plan-price small { font: 500 0.85rem/1 var(--sans); color: var(--muted); }
.plan ul { margin: 0; padding-left: 1.1em; color: var(--muted); font-size: 0.97rem; }
.plan li { margin-bottom: 0.3em; }
.plan .tag { display: inline-block; margin-top: 10px; font: 600 0.8rem/1.2 var(--mono); padding: 6px 8px; border-radius: 4px; background: var(--tag-bg); color: var(--text); }

.promises { padding: 36px 0 44px; }
.promises .cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; margin-top: 18px; }
.promises .cols div { border-left: 4px solid var(--signal); padding-left: 16px; }
.promises .cols p { color: var(--muted); font-size: 0.98rem; margin: 0; }

.notice { margin: 0 0 48px; padding: 18px 22px; border: 2px dashed var(--rule-strong); border-radius: 10px; background: var(--card); font-size: 0.98rem; }
.notice strong { font-family: var(--head); letter-spacing: 0.02em; }

/* Document pages (privacy, terms, support). */
.doc { padding: 44px 0 64px; }
.doc .meta { font: 500 0.85rem/1.4 var(--mono); color: var(--muted); margin-bottom: 28px; }
.doc h2 { margin-top: 1.6em; padding-top: 0.6em; border-top: 1px solid var(--rule); font-size: 1.5rem; }
.doc h3 { margin-top: 1.2em; }
.doc ul, .doc ol { padding-left: 1.2em; }
.doc li { margin-bottom: 0.4em; }
.summary-box { background: var(--card); border: 1px solid var(--rule-strong); border-left: 6px solid var(--signal); border-radius: 8px; padding: 16px 20px; margin-bottom: 28px; }
.summary-box ul, .summary-box p:last-child { margin: 0; }

details.faq { background: var(--card); border: 1px solid var(--rule); border-radius: 8px; margin: 0 0 10px; }
details.faq summary { cursor: pointer; padding: 14px 18px; font: 700 1.08rem/1.35 var(--head); list-style: none; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::before { content: "+"; display: inline-block; width: 1.3em; font-family: var(--mono); color: var(--link); }
details.faq[open] summary::before { content: "\2212"; }
details.faq .answer { padding: 0 18px 14px 42px; }
.faq-group { margin-top: 32px; font: 700 0.85rem/1.2 var(--head); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
pre.sample { background: var(--bg-2); border-radius: 6px; padding: 10px 12px; font: 0.85rem/1.5 var(--mono); overflow-x: auto; white-space: pre-wrap; }
.button {
  display: inline-block; padding: 9px 16px 8px; border-radius: 8px; background: var(--signal); color: var(--asphalt);
  font: 700 1rem/1.2 var(--head); letter-spacing: 0.02em; text-decoration: none; border: 2px solid var(--asphalt);
}
.button:hover { text-decoration: underline; }

/* Footer: the disclaimer is part of every page. */
.bottom { border-top: 1px solid var(--rule); padding: 26px 0 40px; font-size: 0.9rem; color: var(--muted); }
.bottom .page { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
.bottom a { color: var(--muted); }
.bottom .disclaimer { flex-basis: 100%; margin: 4px 0 0; max-width: 60em; }

.lost { padding: 96px 0; text-align: center; }
.lost .big { font: 700 4.8rem/1 var(--head); color: var(--link); margin-bottom: 12px; }

@media (max-width: 860px) {
  .opening .page { grid-template-columns: 1fr; }
  .marker-list { grid-template-columns: 1fr; }
  .plans { grid-template-columns: 1fr; }
  .promises .cols { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  body { font-size: 17px; }
  table.exams { min-width: 0; font-size: 0.88rem; }
  .exams th, .exams td { padding: 9px 8px; }
  .exams tbody th { white-space: normal; }
  .exams td.num { font: 600 0.88rem/1.4 var(--sans); white-space: normal; }
  .exams thead th { letter-spacing: 0.04em; }
  .opening { padding-top: 34px; }
}

@media print {
  .topbar, .bottom .page > span, .skip { display: none; }
  body { background: #fff; color: #000; }
}