/* Tracking (piece 5, Phase 3): the site's look, the trip's label on one side and its stages as a
   timeline on the other. Builds on site.css. */
.trk-section { padding-top: 56px; }
.trk-loading { color: var(--muted); padding: 40px 0; }
.trk-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* /track: type the number */
.trk-search { max-width: 620px; }
.trk-search h1 { font-size: clamp(48px, 8vw, 92px); line-height: .88; }
.trk-search .lede { margin: 18px 0 26px; }
.trk-form { display: flex; gap: 10px; }
.trk-form input {
  flex: 1; min-width: 0; padding: 15px 18px; border: 1px solid var(--rule); border-radius: 999px; background: var(--ink); color: var(--text);
  font: 600 20px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase;
}
.trk-form input::placeholder { color: #5f594e; }
.trk-form input:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212, 175, 55, .18); }
.trk-form .btn { cursor: pointer; padding: 15px 26px; font-size: 16px; }
.trk-form .btn:disabled { opacity: .6; cursor: progress; }
.trk-error { margin: 14px 0 0; color: #f29a8c; }
@media (max-width: 520px) { .trk-form { flex-direction: column; } }

/* /t/<code>: the trip */
.trk-trip { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 56px; align-items: start; }
@media (max-width: 860px) { .trk-trip { grid-template-columns: 1fr; gap: 36px; } }
.trk-label { max-width: 380px; justify-self: start; }
.trk-number { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.trk-number span { font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.trk-number strong { font: 800 44px/1 var(--font-display); letter-spacing: .01em; overflow-wrap: anywhere; }
.trk-note { margin: 8px 0 0; font-size: 12px; text-transform: uppercase; }
.trk-stage { font-size: clamp(48px, 8vw, 88px); line-height: .88; color: var(--gold-pale); }
.trk-when { margin: 12px 0 30px; color: var(--muted); font-size: 15px; }
.trk-steps { list-style: none; margin: 0 0 28px; padding: 0; max-width: 520px; }
.trk-steps li { position: relative; display: grid; grid-template-columns: 22px 1fr auto; gap: 12px; align-items: baseline; padding: 0 0 20px; }
.trk-steps li::before { content: ''; grid-row: 1; width: 12px; height: 12px; margin-top: 4px; border-radius: 50%; border: 2px solid var(--gold); justify-self: center; }
.trk-steps li.is-done::before { background: var(--gold); }
.trk-steps li:not(:last-child)::after { content: ''; position: absolute; left: 10px; top: 20px; bottom: 0; border-left: 2px dotted rgba(212, 175, 55, .55); }
.trk-steps li.is-todo { color: var(--muted); }
.trk-steps li.is-todo::before { border-color: var(--rule); }
.trk-steps b { font-weight: 600; }
.trk-steps time { font: 400 12.5px/1.2 var(--font-mono); color: var(--muted); white-space: nowrap; }
.trk-photo { margin: 0 0 18px; max-width: 520px; }
.trk-photo img { display: block; width: 100%; border-radius: 12px; border: 1px solid var(--rule); background: var(--panel); }
.trk-photo figcaption { margin-top: 8px; color: var(--muted); font-size: 13px; }