/* Pit Wall marketing site — light palette, no external assets.
   System font stack only: no webfont request, so the page renders instantly
   and works offline for local review. */

:root {
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --bg-sunken: #eceff4;
  --ink: #12171f;
  --ink-2: #3d4756;
  --muted: #667081;
  --line: #dde2e9;
  --accent: #c8102e;
  --accent-ink: #9c0c23;
  --dark: #101720;
  --ok: #17714b;
  --radius: 14px;
  --wrap: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-ink); }
code { font-family: var(--mono); font-size: .92em; background: var(--bg-sunken); padding: 1px 5px; border-radius: 5px; }

.wrap { width: min(var(--wrap), 100% - 2.5rem); margin-inline: auto; }

/* Available to screen readers, removed from the visual layout. */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 62px;
}

.brand { display: flex; align-items: center; gap: .6rem; font-weight: 800; letter-spacing: -.01em; text-decoration: none; color: var(--ink); }
.brand-mark { width: 12px; height: 22px; background: var(--accent); border-radius: 2px; }

.site-nav { display: flex; gap: 1.4rem; align-items: center; }
.site-nav a { color: var(--ink-2); text-decoration: none; font-size: .93rem; font-weight: 600; }
.site-nav a:hover { color: var(--accent-ink); }

/* ---------- buttons ---------- */

.button {
  display: inline-block;
  padding: .72rem 1.35rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: .95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.button.primary { background: var(--accent); color: #fff; }
.button.primary:hover { background: var(--accent-ink); }
.button.ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.button.ghost:hover { border-color: var(--muted); }

/* ---------- hero ---------- */

.hero { padding: 4.5rem 0 2.5rem; }
.hero-grid { display: grid; gap: 2rem; align-items: center; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .09em;
  font-size: .74rem;
  font-weight: 800;
  color: var(--accent-ink);
  margin-bottom: .6rem;
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -.025em;
  margin: 0 0 1rem;
}
.hero .lede { font-size: 1.12rem; color: var(--ink-2); margin: 0 0 1.6rem; max-width: 60ch; }
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; align-items: center; }
.price-note { font-size: .9rem; color: var(--muted); }

.shot {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 18px 40px -22px rgba(16, 23, 32, .45);
  background: var(--dark);
}
figure { margin: 0; }
figcaption { font-size: .85rem; color: var(--muted); padding: .7rem .2rem 0; }

/* ---------- sections ---------- */

section { padding: 3.5rem 0; }
section.soft { background: var(--bg-soft); border-block: 1px solid var(--line); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); letter-spacing: -.02em; margin: 0 0 .6rem; }
.section-lede { color: var(--ink-2); max-width: 65ch; margin: 0 0 2rem; }

.cards { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.card h3 { margin: 0 0 .5rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--ink-2); font-size: .95rem; }

/* ---------- how it works ---------- */

.split { display: grid; gap: 2rem; grid-template-columns: 1fr; align-items: start; }
.flow {
  font-family: var(--mono);
  font-size: .84rem;
  background: var(--dark);
  color: #d8dee9;
  border-radius: var(--radius);
  padding: 1.3rem;
  overflow-x: auto;
  line-height: 1.75;
}
.flow .hl { color: #7fd1a8; }
.flow .dim { color: #8b97a8; }

/* ---------- gallery ---------- */

.gallery { display: grid; gap: 1.6rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

/* ---------- requirements ---------- */

.req-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.req-list li { display: flex; gap: .7rem; align-items: flex-start; }
.req-list .tick { color: var(--ok); font-weight: 800; flex: 0 0 auto; }
.callout {
  border-left: 3px solid var(--accent);
  background: #fff;
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.1rem 1.3rem;
  margin-top: 1.6rem;
}
.callout h3 { margin: 0 0 .4rem; font-size: 1rem; }
.callout p { margin: 0; color: var(--ink-2); font-size: .95rem; }

/* ---------- comparison ---------- */

.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: .94rem; }
th, td { text-align: left; padding: .8rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { background: var(--bg-sunken); font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }
tbody tr:last-child td { border-bottom: 0; }
td.yes { color: var(--ok); font-weight: 700; }
td.no { color: var(--muted); }

/* ---------- pricing ---------- */

.buy {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 560px;
}
.buy .amount { font-size: 3rem; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.buy .once { color: var(--muted); font-size: .95rem; margin-bottom: 1.2rem; }
.steps { counter-reset: step; list-style: none; padding: 0; margin: 1.4rem 0 0; display: grid; gap: 1rem; }
.steps li { counter-increment: step; display: flex; gap: .9rem; align-items: flex-start; }
.steps li::before {
  content: counter(step);
  flex: 0 0 auto;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: .82rem;
  font-weight: 800;
  display: grid;
  place-items: center;
}
.handle { font-family: var(--mono); font-weight: 700; }

/* ---------- code entry ---------- */

.field-label { display: block; font-weight: 700; font-size: .9rem; margin-bottom: .5rem; }

.code-entry { display: flex; gap: .7rem; align-items: stretch; flex-wrap: wrap; }

.code-entry input {
  flex: 1 1 260px;
  min-width: 0;
  padding: .72rem .9rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 1rem;
  letter-spacing: .06em;
}
.code-entry input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.code-entry .button { flex: 0 0 auto; }

.download-status { margin: .9rem 0 0; font-size: .93rem; min-height: 1.4em; }
.download-status[data-tone="error"] { color: var(--accent-ink); }
.download-status[data-tone="success"] { color: var(--ok); font-weight: 600; }
.download-status[data-tone="info"] { color: var(--muted); }

/* ---------- reviews ---------- */

.reviews-empty {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 2.2rem;
  text-align: center;
  color: var(--muted);
  background: #fff;
}
.reviews-empty strong { display: block; color: var(--ink); font-size: 1.05rem; margin-bottom: .4rem; }

/* ---------- faq ---------- */

details {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}
summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-weight: 800; }
details[open] summary::after { content: "\2212"; }
details p { color: var(--ink-2); margin: .7rem 0 0; max-width: 70ch; }

/* ---------- footer ---------- */

.site-footer {
  background: var(--dark);
  color: #aab4c2;
  padding: 2.5rem 0;
  font-size: .9rem;
}
.site-footer a { color: #fff; }
.footer-row { display: flex; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }

/* ---------- legal page ---------- */

.legal { max-width: 76ch; padding-block: 3rem; }
.legal h1 { font-size: 1.9rem; letter-spacing: -.02em; }
.legal h2 { font-size: 1.15rem; margin-top: 2rem; }
.legal p, .legal li { color: var(--ink-2); }
.legal .updated { color: var(--muted); font-size: .9rem; }

/* ---------- responsive ---------- */

@media (min-width: 820px) {
  .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 3rem; }
  .split { grid-template-columns: 1fr 1fr; gap: 3rem; }
}

@media (max-width: 640px) {
  .site-nav { display: none; }
  .hero { padding-top: 2.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}