:root {
  --ink: #1b2430;
  --muted: #5b6b7c;
  --border: #dbe2ea;
  --bg: #f5f7fa;
  --surface: #ffffff;
  --accent: #1e3a5f;
  --accent-2: #2d6b4a;
  --warn: #a15c00;
  --danger: #a11c1c;
  --draft: #8a6d00;
  --draft-bg: #fff6db;
  --approved: #1e4a2d;
  --approved-bg: #e4f5e9;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.topbar {
  background: var(--accent);
  color: #fff;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.4rem 0;
}

header.topbar .brand { font-weight: 700; font-size: 1.05rem; }
header.topbar nav a {
  color: #dbe6f2;
  margin-right: 1.1rem;
  font-size: 0.92rem;
  display: inline-block;
  padding: 0.2rem 0;
}
header.topbar nav a:hover { color: #fff; }
header.topbar .who { font-size: 0.85rem; color: #cfe0ee; }
header.topbar form { display: inline; }
header.topbar button.link {
  background: none; border: none; color: #dbe6f2; cursor: pointer; font-size: 0.85rem; padding: 0;
}

main {
  max-width: 1080px;
  margin: 1.5rem auto;
  padding: 0 1.25rem 3rem;
}

h1 { font-size: 1.5rem; margin: 0 0 0.25rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 0.6rem; }
h3 { font-size: 1rem; margin: 1rem 0 0.4rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.1rem;
  /* Wide tables (set composition, QC checklist, ...) scroll within the
     card on a phone instead of blowing out the whole page's width. */
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 780px) { .grid-2 { grid-template-columns: 1fr; } }

table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 0.45rem 0.6rem; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
th { color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.badge.draft { color: var(--draft); background: var(--draft-bg); }
.badge.approved { color: var(--approved); background: var(--approved-bg); }
.badge.fabricated { color: #1e3a5f; background: #e3ecf5; }
.badge.fitting { color: #5b3d00; background: #fbeecb; }
.badge.cancelled { color: var(--danger); background: #fbe9e9; }
.badge.superseded { color: var(--muted); background: #eceff2; }

.variant-title {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0;
}
.product-name { font-size: 1rem; color: var(--muted); margin: 0 0 0.35rem; }
.variant-code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--muted); font-size: 0.85rem; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.5rem 0.95rem;
  border-radius: 6px;
  font-size: 0.9rem;
  cursor: pointer;
}
.btn:hover { opacity: 0.92; text-decoration: none; }
.btn.secondary { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
.btn.small { padding: 0.3rem 0.65rem; font-size: 0.82rem; }
.btn.danger { background: var(--danger); }

label { display: block; font-size: 0.85rem; color: var(--muted); margin: 0.6rem 0 0.2rem; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=file], textarea, select {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  /* 16px, not smaller -- iOS Safari auto-zooms the page on focus for any
     input under 16px, which is disorienting on a phone. */
  font-size: 16px;
  font-family: inherit;
}
textarea { min-height: 5rem; resize: vertical; }
form.inline-form { display: flex; gap: 0.5rem; align-items: end; flex-wrap: wrap; }
form.inline-form > div { flex: 1; min-width: 140px; }

.muted { color: var(--muted); }
.error { color: var(--danger); background: #fbe9e9; border: 1px solid #f0c4c4; padding: 0.6rem 0.8rem; border-radius: 6px; margin-bottom: 0.8rem; }
.empty { color: var(--muted); font-style: italic; padding: 0.5rem 0; }

.login-wrap { max-width: 340px; margin: 4rem auto; }
.login-wrap .card { }

.callout-warning {
  background: #fff6db;
  border: 1px solid #f0d585;
  color: #6b4c00;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  font-size: 0.88rem;
  margin-bottom: 0.75rem;
}
.callout-warning strong { color: #4a3400; }

.placeholder-box {
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.spec-table td:first-child { color: var(--muted); width: 40%; }

.label-sheet { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
.label-box {
  border: 1px solid #999;
  border-radius: 4px;
  padding: 0.6rem;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  break-inside: avoid;
}
.label-box img { width: 90px; height: 90px; flex-shrink: 0; }
.label-box .label-text { font-size: 0.82rem; line-height: 1.35; }
.label-box .label-variant { font-weight: 800; font-size: 0.95rem; color: var(--accent); }
.label-box .label-code { font-family: ui-monospace, monospace; font-weight: 700; }

@media print {
  header.topbar, .no-print { display: none !important; }
  main { max-width: none; margin: 0; padding: 0; }
  body { background: #fff; }
  .label-sheet { grid-template-columns: repeat(2, 1fr); }
}