.airport-page {
  border-bottom: 1px solid var(--border);
}

.airport-shell {
  display: grid;
  gap: var(--space-10);
  padding-block: var(--space-6) var(--space-12);
}

.airport-switcher {
  min-width: 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
}

.airport-switcher-list {
  display: flex;
  min-width: max-content;
}

.airport-switcher a {
  display: grid;
  gap: var(--space-0-5);
  min-width: 10rem;
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid transparent;
  color: var(--foreground);
}

.airport-switcher a:hover {
  background: var(--muted);
}

.airport-switcher a[aria-current="page"] {
  border-bottom-color: var(--primary);
  color: var(--primary);
}

.airport-switcher span {
  font-family: 'Instrument Sans', var(--font-family);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.airport-switcher strong {
  font-size: var(--fs-sm);
}

.airport-overview {
  display: grid;
  gap: var(--space-6);
}

.airport-overview-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-8);
}

.airport-title-block {
  max-width: 48rem;
}

.airport-kind,
.airport-section-label {
  display: block;
  margin: 0 0 var(--space-2);
  color: var(--primary);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.airport-title-line {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.airport-title-line h1 {
  margin: 0;
  font-family: 'Instrument Sans', 'Noto Sans KR', var(--font-family);
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  letter-spacing: -0.035em;
}

.airport-code-mark {
  flex: 0 0 auto;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-full);
  font-family: 'Instrument Sans', var(--font-family);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.airport-name-en {
  margin: var(--space-2) 0 0;
  font-family: 'Instrument Sans', var(--font-family);
  font-size: var(--fs-sm);
  font-weight: 600;
}

.airport-summary {
  margin: var(--space-3) 0 0;
  color: var(--foreground);
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body-lg);
}

.airport-actions {
  display: flex;
  flex: 0 0 auto;
  gap: var(--space-2);
}

.airport-actions .btn {
  gap: var(--space-2);
  white-space: nowrap;
}

.airport-fact-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  border-block: 1px solid var(--border);
}

.airport-fact-strip > div {
  min-width: 0;
  padding: var(--space-4);
}

.airport-fact-strip > div + div {
  border-left: 1px solid var(--border);
}

.airport-fact-strip dt,
.airport-spec-list dt {
  color: var(--foreground);
  font-size: var(--fs-xs);
  font-weight: 600;
}

.airport-fact-strip dd {
  margin: var(--space-2) 0 0;
  overflow-wrap: anywhere;
  font-size: var(--fs-body-lg);
  font-weight: 700;
}

.airport-section {
  display: grid;
  gap: var(--space-4);
}

.airport-section + .airport-section {
  padding-top: var(--space-10);
  border-top: 1px solid var(--border);
}

.airport-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-6);
}

.airport-section-head h2 {
  margin: 0;
  font-family: 'Instrument Sans', 'Noto Sans KR', var(--font-family);
  font-size: var(--fs-h1);
  line-height: var(--lh-h1);
  letter-spacing: -0.025em;
}

.airport-board-tabs {
  display: inline-flex;
  gap: var(--space-1);
  padding: var(--space-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--background);
}

.airport-board-tabs button {
  min-width: 5rem;
  min-height: var(--control-h-s);
  padding-inline: var(--control-px-s);
  border: 0;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--foreground);
  font-size: var(--control-font-s);
  font-weight: 600;
  cursor: pointer;
}

.airport-board-tabs button[aria-selected="true"] {
  background: var(--primary);
  color: var(--primary-foreground);
}

.airport-board-note {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  font-size: var(--fs-xs);
}

.airport-board-note .hz-icon {
  color: var(--primary);
  font-size: var(--control-icon-s);
}

.airport-board-panel[hidden] {
  display: none;
}

.airport-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
}

.airport-table-wrap:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.airport-flight-table {
  width: 100%;
  min-width: 46rem;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}

.airport-flight-table th,
.airport-flight-table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
}

.airport-flight-table th {
  background: var(--muted);
  color: var(--foreground);
  font-size: var(--fs-xs);
  font-weight: 700;
}

.airport-flight-table tbody tr:last-child td {
  border-bottom: 0;
}

.airport-flight-time strong {
  font-family: 'Instrument Sans', var(--font-family);
  font-size: var(--fs-h3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.airport-flight-airline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.airport-logo-shell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 3.5rem;
  height: var(--control-h-m);
  padding: var(--space-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--background);
}

.airport-logo-shell img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.airport-flight-route strong,
.airport-flight-route span {
  display: block;
}

.airport-flight-route span {
  margin-top: var(--space-1);
  font-family: 'Instrument Sans', var(--font-family);
  font-size: var(--fs-xs);
  font-weight: 700;
}

.airport-schedule-badge,
.airport-count {
  display: inline-flex;
  align-items: center;
  min-height: var(--control-h-s);
  padding-inline: var(--control-px-s);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--foreground);
  font-size: var(--fs-xs);
  font-weight: 700;
  white-space: nowrap;
}

.airport-empty-state {
  display: grid;
  justify-items: center;
  gap: var(--space-2);
  padding: var(--space-8) var(--space-4);
  text-align: center;
}

.airport-empty-state .hz-icon {
  color: var(--primary);
  font-size: var(--control-icon-l);
}

.airport-empty-state span:last-child {
  font-size: var(--fs-sm);
}

.airport-spec-list {
  margin: 0;
  border-top: 1px solid var(--border);
}

.airport-spec-list > div {
  display: grid;
  grid-template-columns: minmax(9rem, 0.28fr) minmax(0, 1fr);
  gap: var(--space-6);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.airport-spec-list dd {
  margin: 0;
  font-size: var(--fs-sm);
  font-weight: 600;
}

.airport-spec-list ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
}

.airport-airline-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-block: 1px solid var(--border);
  list-style: none;
}

.airport-airline-list li:nth-child(odd) {
  border-right: 1px solid var(--border);
}

.airport-airline-list li:nth-child(n + 3) {
  border-top: 1px solid var(--border);
}

.airport-airline-list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  min-height: 4.75rem;
  padding: var(--space-3) var(--space-4);
  color: var(--foreground);
}

.airport-airline-list a:hover {
  background: var(--muted);
}

.airport-airline-list a > .hz-icon {
  font-size: var(--control-icon-s);
  transition: transform 160ms ease;
}

.airport-airline-list a:hover > .hz-icon {
  transform: translate(var(--space-1), calc(var(--space-1) * -1));
}

.airport-airline-copy {
  display: grid;
  gap: var(--space-1);
  min-width: 0;
}

.airport-airline-copy strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.airport-airline-copy small {
  color: var(--foreground);
  font-size: var(--fs-xs);
}

@media (max-width: 1024px) {
  .airport-overview-head {
    align-items: start;
    flex-direction: column;
  }

  .airport-fact-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .airport-fact-strip > div:nth-child(3) {
    border-left: 0;
  }

  .airport-fact-strip > div:nth-child(n + 3) {
    border-top: 1px solid var(--border);
  }
}

@media (max-width: 640px) {
  .airport-shell {
    gap: var(--space-8);
    padding-block: var(--space-4) var(--space-10);
  }

  .airport-switcher {
    margin-inline: calc(var(--transit-panel-inline) * -1);
    padding-inline: var(--transit-panel-inline);
  }

  .airport-switcher a {
    min-width: 8.5rem;
    padding-inline: var(--space-3);
  }

  .airport-title-line {
    align-items: start;
    flex-direction: column-reverse;
  }

  .airport-title-line h1 {
    font-size: var(--fs-h1);
    line-height: var(--lh-h1);
  }

  .airport-actions {
    display: grid;
    width: 100%;
  }

  .airport-actions .btn {
    width: 100%;
  }

  .airport-section + .airport-section {
    padding-top: var(--space-8);
  }

  .airport-section-head {
    align-items: start;
    flex-direction: column;
    gap: var(--space-3);
  }

  .airport-section-head h2 {
    font-size: var(--fs-h2);
    line-height: var(--lh-h2);
  }

  .airport-board-tabs {
    width: 100%;
  }

  .airport-board-tabs button {
    flex: 1;
  }

  .airport-table-wrap {
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .airport-flight-table,
  .airport-flight-table tbody,
  .airport-flight-table tr {
    display: block;
    width: 100%;
    min-width: 0;
  }

  .airport-flight-table td {
    display: block;
    width: auto;
    min-width: 0;
  }

  .airport-flight-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .airport-flight-table tbody {
    display: grid;
    gap: var(--space-3);
  }

  .airport-flight-table tr {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-3) var(--space-4);
    padding: var(--space-4);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--card);
  }

  .airport-flight-table td {
    padding: 0;
    border: 0;
  }

  .airport-flight-table td::before {
    display: block;
    margin-bottom: var(--space-1);
    content: attr(data-label);
    font-size: var(--fs-2xs);
    font-weight: 600;
  }

  .airport-flight-time {
    grid-column: 1;
    grid-row: 1;
  }

  .airport-flight-route {
    grid-column: 2;
    grid-row: 1;
    text-align: right;
  }

  .airport-flight-table td:nth-child(2) {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .airport-flight-table td:nth-child(4) {
    grid-column: 1;
    grid-row: 3;
  }

  .airport-flight-table td:nth-child(5) {
    grid-column: 2;
    grid-row: 3;
    text-align: right;
  }

  .airport-empty-row {
    display: block;
  }

  .airport-empty-row td {
    display: block;
  }

  .airport-empty-row td::before {
    display: none;
  }

  .airport-spec-list > div {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-2);
  }

  .airport-spec-list ul {
    display: grid;
    gap: var(--space-2);
  }

  .airport-airline-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .airport-airline-list li:nth-child(odd) {
    border-right: 0;
  }

  .airport-airline-list li:nth-child(n + 2) {
    border-top: 1px solid var(--border);
  }
}

@media (prefers-reduced-motion: reduce) {
  .airport-airline-list a > .hz-icon {
    transition: none;
  }
}