/* Colours, type and spacing come from /tokens.css, generated from
   packages/shared-contracts/src/design-tokens.ts (UX02). No colour literals here. */
:root { font-family: var(--font-body); font-size: var(--type-body); line-height: 1.5; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); }
.skip-link { position: absolute; left: -999px; }
.skip-link:focus { left: 16px; top: 8px; background: var(--bg); padding: 8px; z-index: 1; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.topbar { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; margin: 0; }
nav ul { display: flex; gap: 16px; list-style: none; margin: 0; padding: 0; }
nav a { color: var(--accent); }
nav a[aria-current="page"] { font-weight: 700; }
main { padding: 16px; max-width: 960px; overflow-wrap: break-word; }
/* Long names and asset numbers wrap; form controls never push the page wider (UX03). */
input, select, textarea { max-width: 100%; }
.field, form > * { min-width: 0; }
form { display: grid; gap: 12px; max-width: 360px; }
label { font-weight: 600; }
input { font: inherit; padding: 10px; border: 1px solid var(--muted); border-radius: 4px; background: var(--bg); color: var(--fg); min-height: var(--control-min-height); }
button { font: inherit; padding: 10px 16px; min-height: var(--control-min-height); border-radius: 4px; border: 1px solid var(--accent); background: var(--accent); color: var(--on-accent); cursor: pointer; }
#sign-out { margin-left: auto; background: transparent; color: var(--accent); }
.notice { padding: 12px 16px; border-radius: 4px; border-left: 4px solid currentColor; }
.notice.error { background: var(--danger-bg); color: var(--danger-fg); }
.notice.info { background: var(--info-bg); }
table { border-collapse: collapse; width: 100%; }
caption { text-align: left; font-weight: 700; padding-bottom: 8px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); }
@media (max-width: 600px) { table { font-size: 14px; } }
.field { display: grid; gap: 4px; grid-template-columns: minmax(0, 1fr); } /* a long option never widens the page (WO 5R10) */
.hint { margin: 0; color: var(--muted); font-size: 14px; }
select { font: inherit; padding: 10px; border: 1px solid var(--muted); border-radius: 4px; background: var(--bg); color: var(--fg); min-height: var(--control-min-height); }
h2 { margin-top: 32px; }
main form { margin-top: 16px; }
textarea { font: inherit; padding: 10px; border: 1px solid var(--muted); border-radius: 4px; background: var(--bg); color: var(--fg); }
button.secondary { background: transparent; color: var(--accent); }
td.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.qr-sheet { display: flex; flex-wrap: wrap; gap: 8px; }
.qr-label { margin: 0; break-inside: avoid; }
.qr-label figcaption { font-size: 14px; color: var(--muted); }
input[type="checkbox"] { min-height: 24px; min-width: 24px; }
/* Phone-width menu (UX03): the links fold behind the Menu button below 720 px. */
#menu-toggle { display: none; }
@media (max-width: 719px) {
  .topbar { gap: var(--space-sm); }
  #menu-toggle:not([hidden]) { display: inline-flex; align-items: center; margin-left: auto; }
  #sign-out { margin-left: 0; }
  nav { flex-basis: 100%; order: 3; }
  nav:not([data-open]) { display: none; }
  nav ul { flex-direction: column; gap: 0; }
  nav a { display: flex; align-items: center; min-height: var(--control-min-height); padding: 0 var(--space-xs); }
  /* A wide table scrolls inside its own box; words in it are never split. */
  table { display: block; overflow-x: auto; }
}
/* Inspection history and the web inspection (WO 4R04). */
.answers { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-sm) var(--space-lg); }
.answers dt { font-weight: 600; } .answers dd { margin: 0; }
.answers .answers-section { grid-column: 1 / -1; font-size: var(--type-lead); margin-top: var(--space-md); }
.answer-fail { color: var(--danger-fg); font-weight: 600; }
#inspect-checklist { max-width: 640px; }
fieldset.question { border: 1px solid var(--line); border-radius: var(--radius-control); padding: var(--space-md); display: grid; gap: var(--space-sm); margin: 0; }
fieldset.question legend { font-weight: 600; padding: 0 var(--space-xs); }
label.choice { display: inline-flex; align-items: center; gap: var(--space-sm); min-height: var(--control-min-height); font-weight: 400; }
label.choice input { width: 24px; height: 24px; }
td .badge { margin-left: var(--space-xs); }
@media (max-width: 719px) { .answers { grid-template-columns: 1fr; } }
/* Photos (WO 5R05). */
.photo-strip { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.photo-strip img, .answer-photo { object-fit: cover; border-radius: var(--radius-control); border: 1px solid var(--line); display: block; margin-top: var(--space-xs); }
/* Notifications (WO 5R04). */
.notifications { list-style: none; padding: 0; display: grid; gap: var(--space-md); }
.notification { border: 1px solid var(--line); border-radius: var(--radius-control); padding: var(--space-md); display: grid; gap: var(--space-xs); justify-items: start; }
.notification p { margin: 0; }
.notification.unread { border-left: 6px solid var(--accent); }
/* Faults (WO 5R01) and return to service (WO 5R03). */
#rts-signature { border: 2px solid var(--control); border-radius: var(--radius-control); background: var(--bg); touch-action: none; max-width: 100%; display: block; }
.fault-history { display: grid; gap: var(--space-xs); padding-left: var(--space-lg); }
/* Status badges and the do-not-operate notice (UX-01). */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px; font-weight: 600; font-size: 14px; border: 1px solid currentColor; white-space: nowrap; }
.badge-ok { background: var(--ok-bg); color: var(--ok-fg); }
.badge-danger { background: var(--danger-bg); color: var(--danger-fg); }
.badge-neutral { background: var(--neutral-bg); color: var(--neutral-fg); }
.badge-symbol { font-weight: 700; }
.machine-card { display: grid; gap: 6px; justify-items: start; margin-top: 16px; padding: 12px 16px; border: 1px solid var(--line); border-radius: 4px; }
.machine-card p { margin: 0; }
.machine-name { font-weight: 700; font-size: 18px; }
dialog.dno { width: 100vw; height: 100vh; max-width: none; max-height: none; margin: 0; border: 0; padding: 32px 24px; box-sizing: border-box; background: var(--stop-bg); color: var(--stop-fg); display: grid; align-content: center; justify-items: center; gap: 16px; text-align: center; }
dialog.dno:not([open]) { display: none; }
dialog.dno::backdrop { background: var(--stop-bg); }
dialog.dno h2 { margin: 0; font-size: clamp(32px, 8vw, 56px); letter-spacing: 0.04em; }
dialog.dno p { margin: 0; max-width: 40ch; font-size: 20px; }
dialog.dno .dno-symbol { font-size: 56px; line-height: 1; width: 96px; height: 96px; display: grid; place-items: center; border: 6px solid var(--stop-fg); border-radius: 50%; }
.dno-machine { font-weight: 700; }
.dno-ack { display: flex; gap: 12px; align-items: center; font-size: 18px; font-weight: 600; max-width: 40ch; text-align: left; }
.dno-ack input { width: 28px; height: 28px; min-height: 28px; }
dialog.dno button { min-height: 56px; min-width: 200px; font-size: 18px; background: var(--stop-fg); color: var(--stop-bg); border-color: var(--stop-fg); }
dialog.dno button:disabled { opacity: 0.55; cursor: not-allowed; }
dialog.dno :focus-visible { outline-color: var(--stop-fg); }
/* Print view: only the labels are printed. */
@media print {
  .topbar, .skip-link, .no-print, #qr-status, #qr-history, main > h1 { display: none !important; }
  main { padding: 0; max-width: none; }
  .qr-label svg { width: 62mm; height: 31mm; }
  .qr-label figcaption { display: none; }
}