:root {
  --navy: #000042;
  --gold: #987c07;
  --gold-bright: #c4a046;
  --ink: #0c0c16;
  --paper: #ffffff;
  --muted: #3a3a4a;
  --line: #d7d3c4;
  --danger: #7a1020;
  --ok: #0b4d28;
  --low: #6a4a00;
  --shade: #f6f4ee;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  max-width: 100%;
  background: var(--navy);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.35;
}

body {
  padding-top: env(safe-area-inset-top);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  min-height: 100vh;
}

button, input, select, textarea { font: inherit; color: inherit; }

button { cursor: pointer; }

img { max-width: 100%; height: auto; }

a { color: var(--navy); }

.wrap {
  max-width: 430px;
  margin: 0 auto;
  padding: 16px 16px calc(24px + env(safe-area-inset-bottom));
  min-height: 100vh;
}

.home-brand { text-align: center; color: #fff; margin-bottom: 18px; }
.home-brand img {
  width: 168px;
  height: 168px;
  object-fit: contain;
  background: var(--navy);
}
.wordmark {
  margin: 8px 0 0;
  font-size: 22px;
  letter-spacing: 0.06em;
  font-weight: 800;
  line-height: 1.15;
}
.slogan {
  margin: 6px 0 0;
  color: var(--gold-bright);
  font-size: 18px;
  font-weight: 700;
}

.top {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  margin: 0 0 14px;
}
.top h1 {
  font-size: 20px;
  margin: 0;
  letter-spacing: 0.03em;
  line-height: 1.2;
}
.back {
  background: transparent;
  color: #fff;
  border: 2px solid var(--gold-bright);
  border-radius: 12px;
  min-height: 48px;
  padding: 8px 12px;
  font-weight: 700;
}

.stack { display: flex; flex-direction: column; gap: 12px; }

.btn, .btn-primary, .btn-secondary, .btn-ghost, .btn-use, .btn-small {
  display: block;
  width: 100%;
  border-radius: 14px;
  text-align: center;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--navy);
  color: #fff;
  border: 3px solid var(--gold-bright);
  min-height: 76px;
  font-size: 20px;
  padding: 14px 12px;
}
.btn-secondary {
  background: #fff;
  color: var(--navy);
  border: 2px solid var(--navy);
  min-height: 56px;
  font-size: 17px;
  padding: 12px;
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border: none;
  min-height: 44px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: underline;
}
.btn-use {
  background: var(--gold-bright);
  color: var(--navy);
  border: 3px solid var(--navy);
  min-height: 64px;
  font-size: 22px;
}
.btn-small {
  background: #fff;
  color: var(--navy);
  border: 2px solid var(--navy);
  min-height: 48px;
  font-size: 16px;
  padding: 8px;
}
.btn-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.btn-row .wide { grid-column: 1 / -1; }

.card {
  background: var(--paper);
  color: var(--ink);
  border-radius: 16px;
  padding: 14px;
  border: 3px solid var(--gold);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
}
.card h2, .card h3 { margin: 0 0 8px; line-height: 1.2; }
.card h2 { font-size: 22px; }
.card h3 { font-size: 18px; }
.card p { margin: 0 0 8px; }
.muted { color: var(--muted); font-size: 16px; }
.lede { font-size: 20px; font-weight: 800; margin: 0 0 8px; }

label { display: block; font-weight: 800; margin: 10px 0 6px; }
input, select, textarea {
  width: 100%;
  max-width: 100%;
  background: #fff;
  border: 2px solid var(--navy);
  border-radius: 12px;
  min-height: 52px;
  padding: 10px 12px;
  font-size: 18px;
}
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible {
  outline: 3px solid var(--gold-bright);
  outline-offset: 2px;
}

.help { color: var(--muted); font-size: 15px; font-weight: 600; margin: 4px 0 0; }

.warn {
  background: #fff8e6;
  border: 3px solid var(--gold);
  color: var(--navy);
  border-radius: 14px;
  padding: 12px;
  font-weight: 800;
  font-size: 18px;
}
.banner {
  background: #fff;
  border: 3px solid var(--gold-bright);
  border-radius: 14px;
  padding: 12px;
  font-weight: 700;
}
.error { color: var(--danger); font-weight: 800; }
.toast {
  background: #fff;
  color: var(--navy);
  border-radius: 12px;
  padding: 12px;
  font-weight: 800;
  border: 3px solid var(--gold-bright);
  margin-bottom: 12px;
}

.kv { display: grid; grid-template-columns: 42% 1fr; gap: 6px 10px; padding: 7px 0; border-top: 1px solid var(--line); }
.kv .k { font-size: 14px; font-weight: 800; letter-spacing: 0.03em; color: var(--muted); }
.kv .v { font-weight: 700; word-break: break-word; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.chip {
  display: inline-block;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 14px;
  font-weight: 800;
  border: 2px solid var(--navy);
  background: #fff;
  color: var(--navy);
}
.chip-out { color: var(--danger); border-color: var(--danger); }
.chip-low { color: var(--low); border-color: var(--low); }
.chip-in { color: var(--ok); border-color: var(--ok); }
.chip-warn { background: var(--navy); color: #fff; border-color: var(--navy); }

.photos { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; }
.photos figure { margin: 0; min-width: 96px; }
.photos img, .thumb {
  width: 96px;
  height: 96px;
  object-fit: cover;
  border-radius: 10px;
  border: 2px solid var(--navy);
  background: var(--shade);
}
.photos figcaption { font-size: 12px; font-weight: 800; text-align: center; }

.inv {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px;
  align-items: center;
}
.inv img, .inv .thumb {
  width: 72px;
  height: 72px;
}
.group-head {
  color: #fff;
  margin: 8px 0 0;
}
.group-head h2 { margin: 0; font-size: 18px; letter-spacing: 0.04em; }
.group-head p { margin: 2px 0 8px; color: var(--gold-bright); font-weight: 700; }

.links { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }

.modal-back {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 4, 0.72);
  z-index: 20;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 16px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom));
}
.modal {
  background: #fff;
  color: var(--ink);
  width: 100%;
  max-width: 430px;
  border-radius: 16px;
  border: 3px solid var(--gold-bright);
  padding: 16px;
}

.sticky-space { height: calc(88px + env(safe-area-inset-bottom)); }
.sticky-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 8;
  background: #fff;
  border-top: 3px solid var(--gold);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
}
.sticky-bar .inner { max-width: 430px; margin: 0 auto; }

.busy {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 66, 0.92);
  color: #fff;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  font-size: 22px;
  font-weight: 800;
}

.vin {
  letter-spacing: 0.12em;
  font-weight: 800;
  text-transform: uppercase;
}

.count { font-variant-numeric: tabular-nums; }

hr.sep { border: 0; border-top: 1px solid var(--line); margin: 12px 0; }