:root {
  --ink: #f6efe4;
  --muted: #b9aa92;
  --panel: rgba(22, 21, 20, 0.86);
  --panel-soft: rgba(255, 255, 255, 0.06);
  --line: rgba(246, 239, 228, 0.16);
  --gold: #c8a46a;
  --gold-bright: #f2d18b;
  --amber: #ffb341;
  --green: #51d39a;
  --blue: #8fc7ff;
  --red: #ff726f;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  font-family:
    Inter, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", Arial,
    sans-serif;
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.04), transparent 35%),
    radial-gradient(circle at 74% 20%, rgba(200, 164, 106, 0.22), transparent 28%),
    linear-gradient(135deg, #070707 0%, #161311 52%, #080808 100%);
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: auto 0 0;
  height: 24vh;
  pointer-events: none;
  content: "";
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 52px,
      rgba(242, 209, 139, 0.16) 52px 56px,
      transparent 56px 112px
    ),
    linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.64));
  opacity: 0.7;
}

.board {
  position: relative;
  width: min(1520px, calc(100vw - 24px));
  min-height: calc(100vh - 24px);
  margin: 12px auto;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 10px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 20px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
}

.brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-mark {
  width: 60px;
  height: 60px;
  border: 1px solid rgba(242, 209, 139, 0.44);
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, transparent 0 44%, rgba(242, 209, 139, 0.9) 45% 54%, transparent 55%),
    rgba(255, 255, 255, 0.04);
}

.brand-mark span {
  width: 34px;
  height: 34px;
  transform: rotate(45deg);
  border-top: 4px solid var(--gold-bright);
  border-left: 4px solid var(--gold-bright);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--gold-bright);
  font-size: clamp(0.84rem, 1vw, 1rem);
  font-weight: 700;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4.4vw, 4.8rem);
  line-height: 1;
  font-weight: 900;
  letter-spacing: 0;
}

.clock {
  display: grid;
  justify-items: end;
  gap: 4px;
  white-space: nowrap;
}

.clock span {
  color: var(--muted);
  font-size: clamp(0.9rem, 1.1vw, 1.05rem);
}

.clock strong {
  color: var(--gold-bright);
  font-size: clamp(2rem, 3.7vw, 4.2rem);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.summary > div {
  min-height: 58px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  background: rgba(18, 18, 18, 0.78);
  display: grid;
  align-items: baseline;
  justify-content: center;
  justify-items: center;
  gap: 10px;
}

.summary span {
  color: var(--muted);
  font-size: clamp(0.9rem, 1.5vw, 1.2rem);
}

.summary strong {
  color: var(--gold-bright);
  font-size: clamp(1.5rem, 2.6vw, 2.8rem);
  font-variant-numeric: tabular-nums;
}

.summary small {
  color: var(--muted);
  font-size: clamp(0.78rem, 1vw, 0.95rem);
  font-variant-numeric: tabular-nums;
}

.summary button {
  min-width: 132px;
  min-height: 42px;
  border: 1px solid var(--gold-bright);
  color: var(--gold-bright);
  background: rgba(18, 18, 18, 0.8);
  font: inherit;
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  font-weight: 800;
  cursor: pointer;
}

.summary button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.watch-board {
  grid-template-rows: auto auto 1fr;
}

.watch-controls {
  display: grid;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  background: rgba(18, 18, 18, 0.78);
}

.watch-form {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.watch-form label {
  color: var(--muted);
  font-weight: 800;
}

.watch-list {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.watch-form input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(0, 0, 0, 0.38);
  font: inherit;
  font-size: 1.05rem;
  font-weight: 800;
  padding: 8px 10px;
  text-transform: uppercase;
}

.watch-form button {
  min-height: 42px;
  border: 1px solid var(--gold-bright);
  color: var(--gold-bright);
  background: rgba(18, 18, 18, 0.8);
  font: inherit;
  font-weight: 900;
  padding: 0 18px;
  cursor: pointer;
}

.waiting-row {
  opacity: 0.82;
}

.flight-panel {
  min-height: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

.flight-rows {
  display: grid;
}

.table-head,
.flight-row {
  display: grid;
  grid-template-columns: 1fr 1fr 0.82fr 1.25fr 0.82fr 0.9fr 0.9fr 0.9fr 0.9fr;
  align-items: center;
}

.table-head {
  min-height: 48px;
  padding: 0 22px;
  color: #0a0a0a;
  background: linear-gradient(90deg, var(--blue), var(--gold-bright), var(--gold));
  font-size: clamp(0.8rem, 1.2vw, 1.05rem);
  font-weight: 900;
}

.table-head span,
.flight-row span {
  min-width: 0;
  padding-right: 12px;
}

.flight-row {
  min-height: 58px;
  padding: 0 22px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  font-size: clamp(1rem, 1.45vw, 1.5rem);
  font-variant-numeric: tabular-nums;
}

.flight-row:nth-child(even) {
  background: rgba(255, 255, 255, 0.055);
}

.flight-row.is-next {
  box-shadow: inset 6px 0 0 var(--gold-bright);
  background: rgba(200, 164, 106, 0.16);
}

.flight-code {
  color: var(--gold-bright);
  font-weight: 900;
}

.arrival-flight {
  color: var(--blue);
}

.departure-flight {
  color: var(--gold-bright);
}

.type-pill {
  width: 82px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border: 1px solid currentColor;
  color: var(--amber);
  font-size: clamp(0.84rem, 1.1vw, 1rem);
  font-weight: 900;
}

.type-pill.arrival {
  color: var(--blue);
}

.city {
  font-weight: 900;
}

.gate {
  color: var(--gold-bright);
  font-weight: 900;
}

.aircraft,
.registration {
  color: var(--muted);
  font-weight: 800;
}

.minutes {
  color: var(--green);
  font-weight: 900;
}

.minutes.departed {
  color: var(--amber);
}

.minutes.arrived {
  color: var(--blue);
}

.status {
  width: fit-content;
  max-width: 100%;
  padding: 5px 8px;
  border: 1px solid currentColor;
  font-size: clamp(0.68rem, 0.92vw, 0.88rem);
  font-weight: 900;
  color: var(--blue);
}

.status small {
  margin-left: 8px;
  color: var(--green);
  font-size: 0.72em;
}

.time-source {
  margin-left: 6px;
  color: var(--green);
  font-size: 0.62em;
  font-weight: 900;
}

.status.boarding {
  color: var(--amber);
}

.status.early {
  color: var(--green);
}

.status.airborne {
  color: var(--green);
}

.status.departed {
  color: var(--muted);
}

.status.arrived {
  color: var(--muted);
}

.status.delayed {
  color: var(--red);
}

.status.tracking {
  color: var(--green);
}

@media (max-width: 1180px) {
  .board {
    width: min(100vw - 16px, 1120px);
    margin: 8px auto;
  }

  .table-head,
  .flight-row {
    grid-template-columns: 0.9fr 0.9fr 0.72fr 1fr 0.68fr 0.78fr 0.78fr 0.82fr 0.82fr;
  }

  .table-head,
  .flight-row {
    padding-inline: 14px;
  }

  .table-head span,
  .flight-row span {
    padding-right: 8px;
  }

  .flight-row {
    font-size: 1rem;
  }
}

@media (max-width: 760px) {
  body {
    overflow-x: hidden;
  }

  .board {
    width: calc(100vw - 16px);
    min-height: calc(100vh - 16px);
    margin: 8px auto;
    gap: 8px;
  }

  .summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 4px;
  }

  .summary > div {
    min-height: 58px;
    padding: 6px 4px;
    gap: 3px;
  }

  .summary span {
    font-size: 0.64rem;
  }

  .summary strong {
    font-size: 1rem;
  }

  .summary small {
    font-size: 0.54rem;
  }

  .summary button {
    min-width: 0;
    width: 100%;
    min-height: 30px;
    font-size: 0.72rem;
  }

  .watch-controls {
    padding: 8px;
    gap: 6px;
  }

  .watch-form {
    grid-template-columns: 1fr auto;
    gap: 6px;
  }

  .watch-form label {
    grid-column: 1 / -1;
    font-size: 0.74rem;
  }

  .watch-form input {
    min-height: 34px;
    font-size: 0.82rem;
    padding: 5px 7px;
  }

  .watch-form button {
    min-height: 34px;
    padding: 0 10px;
    font-size: 0.78rem;
  }

  .flight-panel {
    border: 1px solid var(--line);
    background: var(--panel);
    overflow-x: hidden;
    overflow-y: hidden;
  }

  .table-head,
  .flight-row {
    display: grid;
    grid-template-columns: 0.66fr 0.66fr 0.58fr 0.98fr 0.5fr 0.58fr 0.62fr 0.64fr 0.58fr;
    min-width: 0;
    width: 100%;
    padding-inline: 3px;
  }

  .table-head {
    min-height: 36px;
    font-size: 0.56rem;
  }

  .table-head span,
  .flight-row span {
    padding-right: 2px;
    line-height: 1.16;
    overflow-wrap: anywhere;
  }

  .flight-row {
    min-height: 43px;
    font-size: clamp(0.54rem, 1.95vw, 0.72rem);
  }

  .city {
    font-size: 0.92em;
  }

  .status {
    padding: 2px 3px;
    font-size: 0.58em;
  }

  .status small,
  .time-source {
    display: none;
  }

  .minutes {
    font-size: 0.86em;
  }
}

@media (max-width: 420px) {
  .board {
    width: calc(100vw - 12px);
    margin: 6px auto;
  }

  .table-head,
  .flight-row {
    grid-template-columns: 0.66fr 0.66fr 0.56fr 0.95fr 0.48fr 0.56fr 0.6fr 0.62fr 0.56fr;
    padding-inline: 2px;
  }

  .table-head {
    font-size: 0.5rem;
  }

  .flight-row {
    min-height: 40px;
    font-size: clamp(0.5rem, 1.9vw, 0.66rem);
  }

  .table-head span,
  .flight-row span {
    padding-right: 2px;
  }

  .summary span {
    font-size: 0.58rem;
  }

  .summary strong {
    font-size: 0.9rem;
  }

  .summary small {
    font-size: 0.5rem;
  }

  .summary button {
    min-height: 28px;
    font-size: 0.64rem;
  }

  .watch-form input {
    font-size: 0.72rem;
  }

  .watch-form button {
    font-size: 0.7rem;
  }
}