/* Airport brief content uses the shared vETD colour palette. */
.airport-brief { padding: 42px 6% 60px; max-width: 1500px; margin: auto; }
.airport-brief .back-link { display: inline-block; margin-bottom: 28px; color: var(--accent-text); font-size: 13px; }
.airport-brief .sheet { background: var(--panel); border: 1px solid var(--line); }
.airport-brief .airport-heading { padding: 32px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.airport-brief h1 { font-size: clamp(2rem, 4vw, 3.5rem); margin-bottom: 10px; }
.airport-brief .airport-pronunciation, .airport-brief .pronunciation { display: inline-block; font: 12px/1.6 Arial, sans-serif; color: var(--muted); }
.airport-brief .icao { color: var(--accent-text); font-size: 20px; letter-spacing: 2px; }
.airport-brief .tabs { display: flex; gap: 0; overflow-x: auto; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 0 16px; }
.airport-brief .tabs button { flex-shrink: 0; border: 0; border-bottom: 3px solid transparent; background: transparent; color: var(--muted); padding: 18px 16px; font-size: 13px; }
.airport-brief .tabs button[aria-selected='true'] { color: var(--accent-text); border-bottom-color: var(--gold); background: var(--raised); }
.airport-brief .content { padding: 32px; }
.airport-brief [hidden] { display: none; }
.airport-brief .intro { display: flex; align-items: baseline; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-bottom: 28px; }
.airport-brief .intro h2 { font-size: 30px; margin: 0; }
.airport-brief .intro span { font-size: 11px; color: var(--muted); }
.airport-brief .content section + section { margin-top: 32px; }
.airport-brief h3 { font-size: 23px; margin-bottom: 14px; }
.airport-brief p, .airport-brief li { font-size: 14px; line-height: 1.8; }
.airport-brief .content a { color: var(--accent-text); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.airport-brief .table-wrap { overflow-x: auto; }
.airport-brief table { width: 100%; border-collapse: collapse; font-size: 13px; line-height: 1.7; }
.airport-brief th, .airport-brief td { text-align: left; vertical-align: top; padding: 14px 16px; border: 1px solid var(--line); }
.airport-brief thead th { background: var(--raised); color: var(--accent-text); }
.airport-brief .culture-table th { width: 25%; min-width: 150px; }
.airport-brief .note, .airport-brief .callout { padding: 18px; border-left: 3px solid var(--gold); background: var(--raised); }
.airport-brief > footer { display: flex; justify-content: space-between; gap: 12px; margin-top: 24px; color: var(--muted); font-size: 11px; }
@media (max-width: 759px) {
    .airport-brief { padding: 28px 5%; }
    .airport-brief .airport-heading, .airport-brief .content { padding: 22px; }
    .airport-brief .airport-heading { align-items: flex-start; flex-direction: column; }
    .airport-brief > footer { flex-direction: column; }
}

.airport-brief .a380-capability { display: flex; flex-direction: column; gap: 6px; padding: 12px 16px; border: 1px solid var(--gold-deep); background: var(--raised); color: var(--accent-text); flex-shrink: 0; max-width: 230px; }
.airport-brief .a380-capability strong { font-size: 13px; letter-spacing: .5px; }
.airport-brief .a380-capability small { font-size: 10px; line-height: 1.5; color: var(--muted); }


.airport-brief button.a380-capability { text-align: left; font-family: inherit; }
.airport-brief button.a380-capability:hover { border-color: var(--gold); background: var(--panel); }

.airport-brief .sheet { border-radius: 14px; overflow: hidden; }
.airport-brief .tabs button, .airport-brief .a380-capability { border-radius: 8px; }
.airport-brief .table-wrap, .airport-brief .note, .airport-brief .callout { border-radius: 10px; }

/* Route cells have triple the space of the former narrow desktop column. */
@media (min-width: 1100px) {
    .airport-brief .alternate-airports-table { table-layout: fixed; }
    .airport-brief .alternate-airports-table th:nth-child(1) { width: 9%; }
    .airport-brief .alternate-airports-table th:nth-child(2) { width: 19%; }
    .airport-brief .alternate-airports-table th:nth-child(3) { width: var(--route-column-width, 36%); }
    .airport-brief .alternate-airports-table th:nth-child(4) { width: 10%; }
    .airport-brief .alternate-airports-table th:nth-child(5) { width: calc(62% - var(--route-column-width, 36%)); }
    .airport-brief .alternate-airports-table td { overflow-wrap: anywhere; }
}

.airport-brief .content a.alternate-airport-link {
    color: inherit;
    text-decoration: none;
    border-bottom: 0;
    transition: color 150ms ease;
}
.airport-brief .content a.alternate-airport-link:hover,
.airport-brief .content a.alternate-airport-link:focus-visible {
    color: var(--accent-text);
}

/* Keep alternate ICAO identifiers intact at every viewport width. */
.airport-brief .alternate-airports-table tr > :first-child {
    min-width: calc(4ch + 32px);
    white-space: nowrap;
    overflow-wrap: normal;
    word-break: normal;
}
.airport-brief .alternate-airports-table tr > :first-child a {
    white-space: nowrap;
    overflow-wrap: normal;
    word-break: normal;
}