/* Driveczech Group s.r.o. — static site styles
   Monochrome: white background, black text. Serif headings. */

:root {
  --ink: #111111;
  --paper: #ffffff;
  --muted: #555555;
  --line: #e0e0e0;
  --max: 860px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, .brand {
  font-family: Vollkorn, Georgia, "Times New Roman", Times, serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 { font-size: 2.4rem; margin: 0 0 0.4em; }
h2 { font-size: 1.6rem; margin: 2em 0 0.6em; }
h3 { font-size: 1.2rem; margin: 1.6em 0 0.4em; }

p { margin: 0 0 1em; }

a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--muted); }

/* Layout */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* Header / nav */
header.site {
  border-bottom: 1px solid var(--ink);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 10;
}
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 24px;
  max-width: var(--max);
  margin: 0 auto;
}
.brand {
  font-size: 1.3rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: 0;
}
.brand span { color: var(--muted); font-size: 0.7em; display: block; letter-spacing: 0.04em; }
.nav-links a {
  margin-left: 22px;
  text-decoration: none;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.nav-links a:first-child { margin-left: 0; }

/* Hero */
.hero {
  padding: 72px 0 48px;
  border-bottom: 1px solid var(--line);
}
.hero .lead {
  font-size: 1.25rem;
  color: var(--muted);
  max-width: 620px;
}

/* Sections */
section { padding: 20px 0; }
.section-divider { border-top: 1px solid var(--line); }

/* Product card */
.product {
  border: 1px solid var(--ink);
  padding: 32px;
  margin: 24px 0;
}
.badge {
  display: inline-block;
  border: 1px solid var(--ink);
  padding: 4px 12px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.features {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px 28px;
}
.features li { padding-left: 20px; position: relative; }
.features li::before { content: "—"; position: absolute; left: 0; }

/* Store download badges */
.badges-label {
  margin: 24px 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.78rem;
  color: var(--muted);
}
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.badge-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 12px;
  border: 1px solid var(--ink);
  min-width: 190px;
  transition: opacity 0.15s ease;
}
.badge-btn:hover { color: var(--paper); opacity: 0.85; }
.badge-icon { width: 26px; height: 26px; flex: 0 0 auto; }
.badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.badge-text small {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.85;
}
.badge-text strong {
  font-family: Vollkorn, Georgia, "Times New Roman", Times, serif;
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0;
}

/* Coming soon page */
.coming-soon { padding: 60px 0 20px; }
.coming-soon .eyebrow { margin-bottom: 8px; }
.coming-soon h1 { margin-bottom: 0.3em; }
.coming-soon .lead {
  font-size: 1.25rem;
  color: var(--muted);
  max-width: 620px;
}
.coming-soon .back-home { margin-top: 40px; }

/* FAQ */
.faq h3 { margin-bottom: 0.2em; }
.faq p { color: var(--muted); }

/* Definition list for company data */
.data { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 12px 0; }
.data dt { color: var(--muted); }
.data dd { margin: 0; }

/* Footer */
footer.site {
  border-top: 1px solid var(--ink);
  margin-top: 56px;
  padding: 36px 0 48px;
  font-size: 0.92rem;
}
footer.site .cols {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
}
footer.site .muted { color: var(--muted); }
footer.site h3 { font-family: inherit; font-weight: 700; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; margin: 0 0 10px; }
footer.site a { display: inline-block; }
.foot-legal { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }

/* Small print / effective date */
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.8rem; color: var(--muted); margin: 0 0 8px; }

hr.rule { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }

@media (max-width: 600px) {
  body { font-size: 17px; }
  h1 { font-size: 1.9rem; }
  .hero { padding: 48px 0 36px; }
  .product { padding: 22px; }
  .nav { padding: 14px 20px; }
  .nav-links a { margin-left: 16px; }
  .store-badges { flex-direction: column; }
  .badge-btn { width: 100%; }
}