:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #171717;
  background: #f5f5f3;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 15% 10%, rgba(232, 33, 39, .10), transparent 34%),
    #f5f5f3;
}
.card {
  width: min(620px, 100%);
  padding: clamp(28px, 6vw, 56px);
  border: 1px solid #e5e5e0;
  border-radius: 28px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 24px 70px rgba(0,0,0,.08);
}
.brand {
  margin-bottom: 54px;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #e82127;
  box-shadow: 0 0 0 7px rgba(232,33,39,.1);
}
h1 {
  margin: 20px 0 14px;
  font-size: clamp(34px, 7vw, 52px);
  line-height: 1.06;
  letter-spacing: -.045em;
}
.lead, p {
  color: #666;
  line-height: 1.7;
}
.button {
  display: block;
  margin-top: 30px;
  padding: 15px 20px;
  border-radius: 999px;
  color: #fff;
  background: #171717;
  text-decoration: none;
  text-align: center;
  font-weight: 700;
}
.button:hover { background: #e82127; }
.button.secondary {
  color: #222;
  background: #eee;
}
.privacy {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 22px 22px 22px 42px;
  border-radius: 18px;
  color: #666;
  background: #f7f7f5;
}
.notice {
  margin-top: 28px;
  padding: 18px;
  border-radius: 16px;
  color: #704d00;
  background: #fff4cf;
}
.vehicles {
  display: grid;
  gap: 14px;
  margin: 26px 0;
}
.vehicle {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 20px;
  align-items: center;
  padding: 20px;
  border: 1px solid #e8e8e3;
  border-radius: 18px;
}
.vehicle-name { font-size: 18px; font-weight: 750; }
.meta, .detail { color: #888; font-size: 12px; }
.detail { grid-column: 1 / -1; }
.lock-status {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}
.locked { color: #087a3e; background: #def7e9; }
.unlocked { color: #b42318; background: #fee4e2; }
.unknown { color: #6b5b00; background: #fff4cc; }
footer {
  margin-top: 44px;
  color: #aaa;
  font-size: 12px;
  line-height: 1.5;
}
@media (max-width: 540px) {
  .vehicle { grid-template-columns: 1fr; }
  .lock-status { justify-self: start; }
}