/* Tracking page (track.html). Builds on tokens.css, components.css and site.css. */
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* Keep the footer at the bottom when there are no results yet. */
.page-track { display: flex; flex-direction: column; min-height: 100vh; min-height: 100svh; }
.page-track main { flex: 1; }

/* Dark header band with the search form as a white panel on it. */
.track-hero { padding: calc(64px + var(--space-12)) 0 var(--space-12); background-color: var(--action); background-image: radial-gradient(var(--action-hover) 1.2px, transparent 1.2px); background-size: 24px 24px; color: var(--on-action); }
.track-hero__title { margin: var(--space-4) 0 0; font-size: 36px; line-height: 44px; font-weight: 700; letter-spacing: -.02em; }
.track-hero__lead { margin: var(--space-4) 0 0; max-width: 560px; font-size: 18px; line-height: 28px; color: var(--line); }

.track-form { max-width: 720px; margin-top: var(--space-6); padding: var(--space-6); border-radius: var(--radius-lg); background: var(--surface-raised); color: var(--ink); }
.track-form__field { max-width: none; }
.track-form__row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.track-form__input { flex: 1 1 260px; min-height: 52px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 20px; letter-spacing: .08em; }
.track-form__submit { flex: 0 0 auto; min-height: 52px; padding: 0 var(--space-6); font-size: 16px; }
.track-form__help { margin: 0; }
.track-form .form-captcha-field { margin-top: var(--space-4); }
.track-form__example { padding: 0; border: 0; background: none; color: var(--ink); font: inherit; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.track-form__example:focus-visible { outline: 2px solid var(--action); outline-offset: 2px; border-radius: var(--radius-sm); }
@media (max-width: 520px) { .track-form__submit { flex: 1 1 100%; } }

/* Results */
.track-results { display: none; padding: var(--space-12) 0; scroll-margin-top: 64px; }
.track-results.is-visible { display: block; }
.track-results .container { display: grid; gap: var(--space-6); }
.track-results [tabindex="-1"]:focus { outline: none; }

.track-demo { margin: 0; padding: var(--space-2) var(--space-4); border: 1px dashed var(--line-strong); border-radius: var(--radius-md); background: var(--surface-raised); color: var(--ink-muted); font-size: 14px; line-height: 20px; }
.track-demo strong { color: var(--ink); }

/* Summary card: AWB, route, status and journey progress. */
.track-card { padding: var(--space-6); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface-raised); }
.track-card__head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4); }
.track-card__awb { margin: 0; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 14px; letter-spacing: .08em; color: var(--ink-muted); }
.track-card__route { display: flex; align-items: center; gap: var(--space-4); margin: var(--space-2) 0 0; font-size: 44px; line-height: 52px; font-weight: 700; letter-spacing: -.02em; }
.track-card__arrow { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; background: var(--signal); color: var(--ink); }
.track-card__arrow svg { width: 22px; height: 22px; }
.track-card__cities { margin: var(--space-2) 0 0; color: var(--ink-muted); }
.track-card__badges { display: flex; flex-wrap: wrap; align-items: flex-start; gap: var(--space-2); }

.track-status { display: inline-flex; align-items: center; gap: var(--space-2); min-height: 32px; padding: 0 var(--space-4); border-radius: 999px; background: var(--action); color: var(--on-action); font-size: 14px; font-weight: 600; }
.track-status__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); animation: track-blink 1.2s steps(2, jump-none) infinite; }
.track-status--done { background: var(--surface-alt); color: var(--ink); }
.track-status--done .track-status__dot { background: var(--ink); animation: none; }
@keyframes track-blink { 50% { opacity: .25; } }
.track-dg { gap: 6px; min-height: 32px; padding: 0 var(--space-4); font-size: 13px; }
.track-dg svg { width: 14px; height: 14px; }

.track-progress { display: flex; margin: var(--space-6) 0 0; padding: 0; list-style: none; }
.track-progress__step { position: relative; display: flex; flex: 1; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center; }
.track-progress__step + .track-progress__step::before { content: ""; position: absolute; top: 15px; right: 50%; width: 100%; height: 3px; background: var(--line); }
.track-progress__step.is-done + .track-progress__step::before, .track-progress__step.is-done::before, .track-progress__step.is-current::before { background: var(--action); }
.track-progress__dot { position: relative; z-index: 1; display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border: 2px solid var(--line-strong); border-radius: 50%; background: var(--surface-raised); color: var(--ink-muted); font-size: 13px; font-weight: 700; }
.track-progress__dot svg { width: 16px; height: 16px; }
.track-progress__step.is-done .track-progress__dot { border-color: var(--action); background: var(--action); color: var(--on-action); }
.track-progress__step.is-current .track-progress__dot { border-color: var(--ink); background: var(--signal); color: var(--ink); box-shadow: 0 0 0 4px var(--surface-raised), 0 0 0 6px var(--signal); }
.track-progress__label { font-size: 13px; line-height: 18px; font-weight: 600; color: var(--ink-muted); }
.track-progress__step.is-done .track-progress__label, .track-progress__step.is-current .track-progress__label { color: var(--ink); }

/* Vital metrics */
.track-metrics { display: grid; gap: var(--space-4); margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) { .track-metrics { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .track-metrics { grid-template-columns: repeat(3, 1fr); } }
.track-metric { display: grid; grid-template-columns: 40px 1fr; column-gap: var(--space-4); row-gap: 2px; align-items: center; padding: var(--space-4) var(--space-6); border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface-raised); }
.track-metric__icon { grid-row: span 3; align-self: start; display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--surface); color: var(--ink); }
.track-metric__icon svg { width: 20px; height: 20px; }
.track-metric__label { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-muted); }
.track-metric__value { font-size: 22px; line-height: 30px; font-weight: 700; }
.track-metric__sub { font-size: 14px; line-height: 20px; color: var(--ink-muted); }
.track-metric--accent { border-color: var(--action); background: var(--action); color: var(--on-action); }
.track-metric--accent .track-metric__icon { background: var(--signal); color: var(--ink); }
.track-metric--accent .track-metric__label, .track-metric--accent .track-metric__sub { color: var(--line); }

.track-dg-panel { display: flex; gap: var(--space-4); align-items: flex-start; padding: var(--space-4) var(--space-6); border-radius: var(--radius-md); background: var(--signal); color: var(--ink); }
.track-dg-panel__icon svg { width: 24px; height: 24px; margin-top: 2px; }
.track-dg-panel__title { margin: 0; font-size: 16px; line-height: 24px; font-weight: 700; }
.track-dg-panel__text { margin: 0; }

/* Event history */
.track-events { padding: var(--space-6); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface-raised); }
.track-events__title { margin: 0 0 var(--space-4); font-size: 20px; line-height: 28px; font-weight: 700; }
.track-timeline { margin: 0; padding: 0; list-style: none; }
.track-timeline__item { display: grid; grid-template-columns: 64px 1fr; gap: var(--space-2) var(--space-4); align-items: start; padding: var(--space-4) 0; border-top: 1px solid var(--line); }
.track-timeline__code { display: inline-flex; justify-content: center; padding: 2px 0; border-radius: var(--radius-sm); background: var(--surface); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; font-weight: 600; letter-spacing: .06em; }
.track-timeline__item.is-latest .track-timeline__code { background: var(--signal); color: var(--ink); }
.track-timeline__label { margin: 0; font-weight: 600; }
.track-timeline__detail { margin: 2px 0 0; font-size: 14px; line-height: 20px; color: var(--ink-muted); }
.track-timeline__time { grid-column: 2; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; color: var(--ink-muted); }
@media (min-width: 640px) {
  .track-timeline__item { grid-template-columns: 64px 1fr auto; }
  .track-timeline__time { grid-column: 3; padding-top: 2px; }
}

/* Not found / error */
.track-message { display: flex; gap: var(--space-4); align-items: flex-start; padding: var(--space-6); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface-raised); }
.track-message__icon { display: inline-flex; align-items: center; justify-content: center; flex: none; width: 48px; height: 48px; border-radius: var(--radius-md); background: var(--surface); }
.track-message--error .track-message__icon { background: var(--signal); }
.track-message__icon svg { width: 24px; height: 24px; }
.track-message__title { margin: 0; font-size: 20px; line-height: 28px; font-weight: 700; }
.track-message__text { margin: var(--space-2) 0 0; color: var(--ink-muted); }

/* Loading skeleton */
.track-skeleton { display: grid; gap: var(--space-4); }
.track-skeleton__row { display: grid; gap: var(--space-4); grid-template-columns: repeat(3, 1fr); }
.track-skeleton__block { height: 96px; border-radius: var(--radius-md); background: linear-gradient(90deg, var(--surface-alt) 0%, var(--surface-raised) 50%, var(--surface-alt) 100%); background-size: 200% 100%; animation: track-shimmer 1.2s linear infinite; }
.track-skeleton__block--head { height: 200px; border-radius: var(--radius-lg); }
@keyframes track-shimmer { from { background-position: 100% 0; } to { background-position: -100% 0; } }

@media (max-width: 639px) {
  .track-hero__title { font-size: 30px; line-height: 38px; }
  .track-card__route { font-size: 32px; line-height: 40px; }
  /* Five labels don't fit side by side: show the current stage only; screen readers still get all five. */
  .track-progress { padding-bottom: var(--space-6); }
  .track-progress__label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .track-progress__step.is-current .track-progress__label { top: 40px; width: auto; height: auto; overflow: visible; clip: auto; }
}
@media (prefers-reduced-motion: reduce) {
  .track-status__dot, .track-skeleton__block { animation: none; }
}