/* ROBERIN Airport Timezone Calculator v8 - reference-first calculator rhythm */
.airport-timezone-calculator-container {
  --airport-paper: #f8efe2;
  --airport-paper-soft: #fff8ed;
  --airport-paper-deep: #f9f1e7;
  --airport-line: #6b5745;
  --airport-line-soft: rgba(107, 87, 69, 0.34);
  --airport-ink: #34281f;
  --airport-muted: #574838;
  --airport-accent: #d2aa55;
  --airport-accent-ink: #241c15;
  --airport-green: #e2edd8;
  --airport-blue: #4f7d94;
  --airport-rose: #7a412f;
  --airport-shadow: 4px 4px 0 rgba(87, 58, 33, 0.22);
  --airport-grid: rgba(107, 87, 69, 0.08);
  --airport-gap: 12px;
  --airport-main-grid-columns: minmax(0, 1.14fr) minmax(0, 1.12fr) minmax(0, 0.9fr);
  max-width: 1150px;
  width: min(100%, 1150px);
  margin: 28px auto 48px;
  margin-bottom: 24px !important;
  padding: 18px;
  color: var(--airport-ink);
  background-color: var(--airport-paper);
  background-image:
    linear-gradient(var(--airport-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--airport-grid) 1px, transparent 1px);
  background-size: 18px 18px;
  border: 2px solid var(--airport-line);
  border-radius: 0;
  box-shadow: var(--airport-shadow);
  font-family: inherit;
  box-sizing: border-box;
}

.airport-timezone-calculator-container,
.airport-timezone-calculator-container * {
  box-sizing: border-box;
}

.airport-timezone-calculator-container br {
  display: none !important;
}

.airport-timezone-calculator-container button,
.airport-timezone-calculator-container input,
.airport-timezone-calculator-container select {
  font: inherit;
}

.airport-timezone-calculator-container .calculator-header {
  padding: 0 0 13px;
  margin: 0 0 var(--airport-gap);
  border-bottom: 1px dashed var(--airport-line-soft);
  text-align: left;
}

.airport-timezone-calculator-container .tool-title {
  margin: 0 0 7px;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  font-size: clamp(1.36rem, 1.5vw + 1rem, 1.82rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
  font-weight: 800;
}

.airport-timezone-calculator-container .tool-subtitle,
.airport-timezone-calculator-container .section-head p,
.airport-timezone-calculator-container .basis-note,
.airport-timezone-calculator-container .info-card p,
.airport-timezone-calculator-container .dst-hint {
  margin: 0;
  color: var(--airport-muted);
  -webkit-text-fill-color: var(--airport-muted);
  font-size: 0.91rem;
  line-height: 1.55;
}

.airport-timezone-calculator-container .quick-actions,
.airport-timezone-calculator-container .calculator-main,
.airport-timezone-calculator-container .info-section {
  display: grid;
  grid-template-columns: var(--airport-main-grid-columns);
  gap: var(--airport-gap);
  align-items: stretch;
}

.airport-timezone-calculator-container .quick-actions {
  margin: 0 0 var(--airport-gap);
}

.airport-timezone-calculator-container .quick-action-btn,
.airport-timezone-calculator-container .primary-btn,
.airport-timezone-calculator-container .secondary-btn,
.airport-timezone-calculator-container .subtle-btn {
  min-width: 0;
  min-height: 42px;
  padding: 9px 12px;
  border: 2px solid var(--airport-line);
  border-radius: 0;
  background: var(--airport-paper-soft);
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  box-shadow: 2px 2px 0 rgba(87, 58, 33, 0.18);
  font-weight: 750;
  line-height: 1.2;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}

.airport-timezone-calculator-container .quick-action-btn:hover,
.airport-timezone-calculator-container .subtle-btn:hover,
.airport-timezone-calculator-container .secondary-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 rgba(87, 58, 33, 0.2);
  background: #e2edd8;
}

.airport-timezone-calculator-container .primary-btn {
  background: var(--airport-accent);
  color: var(--airport-accent-ink);
  -webkit-text-fill-color: var(--airport-accent-ink);
}

.airport-timezone-calculator-container .primary-btn:hover {
  background: #d2aa55;
  transform: translate(-1px, -1px);
}

.airport-timezone-calculator-container .input-section,
.airport-timezone-calculator-container .result-section,
.airport-timezone-calculator-container .special-section,
.airport-timezone-calculator-container .info-card {
  min-width: 0;
  padding: 14px;
  background: color-mix(in srgb, var(--airport-paper-soft) 84%, var(--airport-paper-deep));
  border: 2px solid var(--airport-line);
  border-radius: 0;
  box-shadow: 2px 2px 0 rgba(87, 58, 33, 0.16);
}

.airport-timezone-calculator-container .section-head {
  display: grid;
  gap: 4px;
  margin: 0 0 12px;
}

.airport-timezone-calculator-container h3,
.airport-timezone-calculator-container h4 {
  margin: 0;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.airport-timezone-calculator-container h3 {
  font-size: 1.02rem;
  font-weight: 800;
}

.airport-timezone-calculator-container h4 {
  font-size: 0.95rem;
  font-weight: 800;
}

.airport-timezone-calculator-container label,
.airport-timezone-calculator-container .panel-label,
.airport-timezone-calculator-container .card-label,
.airport-timezone-calculator-container .result-item span,
.airport-timezone-calculator-container .basis-row span {
  color: var(--airport-muted);
  -webkit-text-fill-color: var(--airport-muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.015em;
}

.airport-timezone-calculator-container .route-pair-grid,
.airport-timezone-calculator-container .date-duration-grid,
.airport-timezone-calculator-container .duration-row,
.airport-timezone-calculator-container .button-group {
  display: grid;
  gap: 10px;
}

.airport-timezone-calculator-container .route-pair-grid {
  grid-template-columns: minmax(0, 1fr);
  margin: 0 0 10px;
}

.airport-timezone-calculator-container .route-panel,
.airport-timezone-calculator-container .input-group {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.airport-timezone-calculator-container .route-panel {
  padding: 11px;
  background: rgba(255, 250, 237, 0.62);
  border: 1px dashed var(--airport-line-soft);
}

.airport-timezone-calculator-container .panel-label {
  color: var(--airport-accent);
  -webkit-text-fill-color: var(--airport-accent);
}

.airport-timezone-calculator-container select,
.airport-timezone-calculator-container input[type="date"],
.airport-timezone-calculator-container input[type="time"],
.airport-timezone-calculator-container input[type="number"],
.airport-timezone-calculator-container input[type="search"],
.airport-timezone-calculator-container .airport-quick-search {
  width: 100%;
  min-width: 0;
  min-height: 40px;
  padding: 8px 10px;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  background: #fff8ed;
  border: 2px solid var(--airport-line-soft);
  border-radius: 0;
  outline: none;
  font-size: 0.92rem;
  font-weight: 650;
  box-shadow: inset 1px 1px 0 rgba(87, 58, 33, 0.08);
}

.airport-timezone-calculator-container select:focus,
.airport-timezone-calculator-container input:focus {
  border-color: var(--airport-line);
  box-shadow: 0 0 0 3px rgba(143, 91, 36, 0.16);
}


.airport-timezone-calculator-container .airport-quick-search {
  min-height: 44px;
  border-color: var(--airport-line);
  background: color-mix(in srgb, #fff8ed 88%, #e2d3bd);
}

.airport-timezone-calculator-container .search-tip {
  margin: -2px 0 2px;
  color: var(--airport-muted);
  -webkit-text-fill-color: var(--airport-muted);
  font-size: 0.75rem;
  line-height: 1.42;
}

.airport-timezone-calculator-container .swap-route-btn {
  width: 100%;
  margin: 0 0 10px;
}

.airport-timezone-calculator-container .selected-info {
  min-height: 0;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  font-size: 0.82rem;
  line-height: 1.45;
}

.airport-timezone-calculator-container .selected-info:empty {
  display: none;
}

.airport-timezone-calculator-container .date-duration-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: end;
  margin: 0 0 10px;
}

.airport-timezone-calculator-container .date-duration-grid .subtle-btn {
  grid-column: 1 / -1;
}

.airport-timezone-calculator-container .duration-row {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  margin: 0 0 10px;
}

.airport-timezone-calculator-container .unit-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.airport-timezone-calculator-container .unit-control span {
  min-width: 28px;
  color: var(--airport-muted);
  -webkit-text-fill-color: var(--airport-muted);
  font-weight: 800;
  font-size: 0.84rem;
}

.airport-timezone-calculator-container .checkbox-label {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  min-height: 34px;
  margin: 0 0 6px;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
}

.airport-timezone-calculator-container .checkbox-label input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--airport-accent);
}

.airport-timezone-calculator-container .dst-hint {
  min-height: 20px;
  margin: 0 0 9px;
}

.airport-timezone-calculator-container .button-group {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

.airport-timezone-calculator-container .time-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px;
  margin: 0 0 10px;
}

.airport-timezone-calculator-container .time-card,
.airport-timezone-calculator-container .result-item,
.airport-timezone-calculator-container .basis-row,
.airport-timezone-calculator-container .dst-notice {
  min-width: 0;
  padding: 11px;
  background: rgba(255, 250, 237, 0.72);
  border: 1px solid var(--airport-line-soft);
  border-radius: 0;
}

.airport-timezone-calculator-container .time-card {
  display: grid;
  gap: 5px;
  align-content: start;
}

.airport-timezone-calculator-container .time-card strong {
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  font-size: clamp(1.65rem, 2.2vw, 2.18rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 850;
}

.airport-timezone-calculator-container .time-card p,
.airport-timezone-calculator-container .time-card small,
.airport-timezone-calculator-container .time-card em {
  min-width: 0;
  margin: 0;
  color: var(--airport-muted);
  -webkit-text-fill-color: var(--airport-muted);
  font-size: 0.82rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
  font-style: normal;
}

.airport-timezone-calculator-container .time-card--arrival {
  border-color: rgba(107, 87, 69, 0.34);
  background: color-mix(in srgb, #fff8ed 80%, #e2edd8 20%);
}

.airport-timezone-calculator-container .result-summary-grid,
.airport-timezone-calculator-container .basis-list {
  display: grid;
  gap: 8px;
}

.airport-timezone-calculator-container .result-summary-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.airport-timezone-calculator-container .result-item,
.airport-timezone-calculator-container .basis-row {
  display: grid;
  gap: 4px;
}

.airport-timezone-calculator-container .result-item--wide {
  grid-column: 1 / -1;
}

.airport-timezone-calculator-container .result-item strong,
.airport-timezone-calculator-container .basis-row strong {
  min-width: 0;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  font-size: 0.94rem;
  line-height: 1.35;
  font-weight: 820;
  overflow-wrap: anywhere;
}

.airport-timezone-calculator-container #timeTravel.future {
  color: var(--airport-blue);
  -webkit-text-fill-color: var(--airport-blue);
}

.airport-timezone-calculator-container #timeTravel.past {
  color: var(--airport-rose);
  -webkit-text-fill-color: var(--airport-rose);
}

.airport-timezone-calculator-container .dst-notice {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin-top: 10px;
  border-color: rgba(107, 87, 69, 0.34);
  background: #f3e3c7;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  font-size: 0.84rem;
  line-height: 1.45;
}

.airport-timezone-calculator-container .special-section {
  display: flex;
  flex-direction: column;
}

.airport-timezone-calculator-container .basis-list {
  flex: 1 1 auto;
}

.airport-timezone-calculator-container .basis-row {
  grid-template-columns: minmax(72px, auto) minmax(0, 1fr);
  align-items: center;
}

.airport-timezone-calculator-container .basis-note {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--airport-line-soft);
}

.airport-timezone-calculator-container .info-section {
  margin-top: var(--airport-gap);
}

.airport-timezone-calculator-container .info-card {
  display: grid;
  gap: 6px;
  min-height: 112px;
}

.airport-timezone-calculator-container .toast {
  display: none;
  margin-top: var(--airport-gap);
  padding: 11px 12px;
  color: var(--airport-accent-ink);
  -webkit-text-fill-color: var(--airport-accent-ink);
  background: var(--airport-accent);
  border: 2px solid var(--airport-line);
  border-radius: 0;
  box-shadow: 2px 2px 0 rgba(87, 58, 33, 0.18);
  font-weight: 750;
}

.airport-timezone-calculator-container .toast.show {
  display: block;
}

.airport-timezone-calculator-container .toast-message {
  color: inherit;
  -webkit-text-fill-color: inherit;
}

body[data-scheme="dark"] .airport-timezone-calculator-container,
html[data-theme="dark"] .airport-timezone-calculator-container,
body.dark-mode .airport-timezone-calculator-container,
.airport-timezone-calculator-container.dark {
  --airport-paper: #2b2119;
  --airport-paper-soft: #33271d;
  --airport-paper-deep: #241c15;
  --airport-line: #a98b6b;
  --airport-line-soft: rgba(169, 139, 107, 0.46);
  --airport-ink: #f2e4cf;
  --airport-muted: #f0dfc5;
  --airport-accent: #d2aa55;
  --airport-accent-ink: #241c15;
  --airport-green: #344a32;
  --airport-blue: #d2aa55;
  --airport-rose: #a98b6b;
  --airport-shadow: 4px 4px 0 rgba(0, 0, 0, 0.36);
  --airport-grid: rgba(213, 186, 141, 0.08);
}

body[data-scheme="dark"] .airport-timezone-calculator-container select,
body[data-scheme="dark"] .airport-timezone-calculator-container input[type="date"],
body[data-scheme="dark"] .airport-timezone-calculator-container input[type="time"],
body[data-scheme="dark"] .airport-timezone-calculator-container input[type="number"],
body[data-scheme="dark"] .airport-timezone-calculator-container input[type="search"],
html[data-theme="dark"] .airport-timezone-calculator-container select,
html[data-theme="dark"] .airport-timezone-calculator-container input[type="date"],
html[data-theme="dark"] .airport-timezone-calculator-container input[type="time"],
html[data-theme="dark"] .airport-timezone-calculator-container input[type="number"],
html[data-theme="dark"] .airport-timezone-calculator-container input[type="search"],
body.dark-mode .airport-timezone-calculator-container select,
body.dark-mode .airport-timezone-calculator-container input[type="date"],
body.dark-mode .airport-timezone-calculator-container input[type="time"],
body.dark-mode .airport-timezone-calculator-container input[type="number"],
body.dark-mode .airport-timezone-calculator-container input[type="search"],
.airport-timezone-calculator-container.dark .airport-quick-search,
.airport-timezone-calculator-container.dark select,
.airport-timezone-calculator-container.dark input[type="date"],
.airport-timezone-calculator-container.dark input[type="time"],
.airport-timezone-calculator-container.dark input[type="number"],
.airport-timezone-calculator-container.dark input[type="search"],
.airport-timezone-calculator-container .airport-quick-search {
  background: #241c15;
  color: var(--airport-ink);
  -webkit-text-fill-color: var(--airport-ink);
  border-color: var(--airport-line-soft);
}

body[data-scheme="dark"] .airport-timezone-calculator-container .route-panel,
body[data-scheme="dark"] .airport-timezone-calculator-container .time-card,
body[data-scheme="dark"] .airport-timezone-calculator-container .result-item,
body[data-scheme="dark"] .airport-timezone-calculator-container .basis-row,
html[data-theme="dark"] .airport-timezone-calculator-container .route-panel,
html[data-theme="dark"] .airport-timezone-calculator-container .time-card,
html[data-theme="dark"] .airport-timezone-calculator-container .result-item,
html[data-theme="dark"] .airport-timezone-calculator-container .basis-row,
body.dark-mode .airport-timezone-calculator-container .route-panel,
body.dark-mode .airport-timezone-calculator-container .time-card,
body.dark-mode .airport-timezone-calculator-container .result-item,
body.dark-mode .airport-timezone-calculator-container .basis-row,
.airport-timezone-calculator-container.dark .route-panel,
.airport-timezone-calculator-container.dark .time-card,
.airport-timezone-calculator-container.dark .result-item,
.airport-timezone-calculator-container.dark .basis-row {
  background: rgba(31, 22, 15, 0.72);
}

body[data-scheme="dark"] .airport-timezone-calculator-container .time-card--arrival,
html[data-theme="dark"] .airport-timezone-calculator-container .time-card--arrival,
body.dark-mode .airport-timezone-calculator-container .time-card--arrival,
.airport-timezone-calculator-container.dark .time-card--arrival {
  background: rgba(51, 39, 29, 0.72);
  border-color: rgba(169, 139, 107, 0.46);
}

body[data-scheme="dark"] .airport-timezone-calculator-container .dst-notice,
html[data-theme="dark"] .airport-timezone-calculator-container .dst-notice,
body.dark-mode .airport-timezone-calculator-container .dst-notice,
.airport-timezone-calculator-container.dark .dst-notice {
  background: rgba(51, 39, 29, 0.72);
}

@media (max-width: 980px) {
  .airport-timezone-calculator-container {
    width: min(100% - 24px, 680px);
    margin: 22px auto 44px;
    padding: 14px;
    --airport-main-grid-columns: minmax(0, 1fr);
  }

  .airport-timezone-calculator-container .quick-actions,
  .airport-timezone-calculator-container .calculator-main,
  .airport-timezone-calculator-container .info-section {
    grid-template-columns: minmax(0, 1fr);
  }

  .airport-timezone-calculator-container .quick-actions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .airport-timezone-calculator-container {
    width: min(100% - 16px, 100%);
    margin: 18px auto 40px;
    padding: 12px;
  }

  .airport-timezone-calculator-container .tool-title {
    font-size: 1.36rem;
  }

  .airport-timezone-calculator-container .quick-actions,
  .airport-timezone-calculator-container .time-cards,
  .airport-timezone-calculator-container .result-summary-grid,
  .airport-timezone-calculator-container .date-duration-grid,
  .airport-timezone-calculator-container .duration-row,
  .airport-timezone-calculator-container .button-group,
  .airport-timezone-calculator-container .basis-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .airport-timezone-calculator-container .input-section,
  .airport-timezone-calculator-container .result-section,
  .airport-timezone-calculator-container .special-section,
  .airport-timezone-calculator-container .info-card {
    padding: 12px;
  }

  .airport-timezone-calculator-container .quick-action-btn,
  .airport-timezone-calculator-container .primary-btn,
  .airport-timezone-calculator-container .secondary-btn,
  .airport-timezone-calculator-container .subtle-btn {
    min-height: 40px;
  }

  .airport-timezone-calculator-container .time-card strong {
    font-size: 1.72rem;
  }

  .airport-timezone-calculator-container .info-card {
    min-height: 0;
  }
}

@media (min-width: 981px) {
  .airport-timezone-calculator-container {
    margin-bottom: 40px !important;
  }
}

/* v10 hardening: protect the tool from global dark-mode/wpautop layout overrides. */
.entry-content .airport-timezone-calculator-container {
  max-width: 1150px !important;
  width: min(100%, 1150px) !important;
  margin: 28px auto 40px !important;
}

.entry-content .airport-timezone-calculator-container .quick-actions,
.entry-content .airport-timezone-calculator-container .calculator-main,
.entry-content .airport-timezone-calculator-container .info-section {
  display: grid !important;
  grid-template-columns: var(--airport-main-grid-columns) !important;
  gap: var(--airport-gap) !important;
  align-items: stretch !important;
}

.entry-content .airport-timezone-calculator-container .airport-quick-search,
.entry-content .airport-timezone-calculator-container select,
.entry-content .airport-timezone-calculator-container input[type="date"],
.entry-content .airport-timezone-calculator-container input[type="time"],
.entry-content .airport-timezone-calculator-container input[type="number"],
.entry-content .airport-timezone-calculator-container input[type="search"] {
  width: 100% !important;
  min-height: 40px !important;
  padding: 8px 10px !important;
  color: var(--airport-ink) !important;
  -webkit-text-fill-color: var(--airport-ink) !important;
  background: #fff8ed !important;
  border: 2px solid var(--airport-line-soft) !important;
  border-radius: 0 !important;
  font-size: 0.92rem !important;
  font-weight: 650 !important;
}

body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container .airport-quick-search,
body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container select,
body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container input[type="date"],
body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container input[type="time"],
body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container input[type="number"],
body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container input[type="search"],
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container .airport-quick-search,
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container select,
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container input[type="date"],
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container input[type="time"],
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container input[type="number"],
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container input[type="search"],
body.dark-mode .entry-content .airport-timezone-calculator-container .airport-quick-search,
body.dark-mode .entry-content .airport-timezone-calculator-container select,
body.dark-mode .entry-content .airport-timezone-calculator-container input[type="date"],
body.dark-mode .entry-content .airport-timezone-calculator-container input[type="time"],
body.dark-mode .entry-content .airport-timezone-calculator-container input[type="number"],
body.dark-mode .entry-content .airport-timezone-calculator-container input[type="search"] {
  background: #241c15 !important;
  color: var(--airport-ink) !important;
  -webkit-text-fill-color: var(--airport-ink) !important;
  border-color: var(--airport-line-soft) !important;
}

@media (max-width: 980px) {
  .entry-content .airport-timezone-calculator-container {
    width: min(100% - 24px, 680px) !important;
    margin: 22px auto 24px !important;
  }
  .entry-content .airport-timezone-calculator-container .calculator-main,
  .entry-content .airport-timezone-calculator-container .info-section {
    grid-template-columns: minmax(0, 1fr) !important;
  }
  .entry-content .airport-timezone-calculator-container .quick-actions {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 620px) {
  .entry-content .airport-timezone-calculator-container {
    width: min(100% - 10px, 100%) !important;
    margin: 18px auto 24px !important;
  }
  .entry-content .airport-timezone-calculator-container .quick-actions,
  .entry-content .airport-timezone-calculator-container .time-cards,
  .entry-content .airport-timezone-calculator-container .result-summary-grid,
  .entry-content .airport-timezone-calculator-container .date-duration-grid,
  .entry-content .airport-timezone-calculator-container .duration-row,
  .entry-content .airport-timezone-calculator-container .button-group,
  .entry-content .airport-timezone-calculator-container .basis-row {
    grid-template-columns: minmax(0, 1fr) !important;
  }
}

/* ROBERIN airport timezone calculator v11 - Phase 2 article body */
body {
  --airport-article-page: #f9f1e7;
  --airport-article-panel: #f8efe2;
  --airport-article-card: #fff8ed;
  --airport-article-accent-paper: #e2edd8;
  --airport-article-text: #34281f;
  --airport-article-muted: #574838;
  --airport-article-line: #6b5745;
  --airport-article-line-soft: rgba(107, 87, 69, .34);
  --airport-article-mustard: #d2aa55;
  --airport-article-mustard-soft: rgba(210, 170, 85, .24);
  --airport-article-focus: #4f7d94;
  --airport-article-shadow: rgba(82, 65, 50, .22);
  --airport-article-soft-shadow: rgba(82, 65, 50, .13);
}

body[data-scheme="dark"],
body[data-scheme="inverse"] {
  --airport-article-page: #201811;
  --airport-article-panel: #33271d;
  --airport-article-card: #2b2119;
  --airport-article-accent-paper: #344a32;
  --airport-article-text: #f2e4cf;
  --airport-article-muted: #f0dfc5;
  --airport-article-line: #a98b6b;
  --airport-article-line-soft: rgba(169, 139, 107, .46);
  --airport-article-mustard: #d2aa55;
  --airport-article-mustard-soft: rgba(210, 170, 85, .22);
  --airport-article-focus: #d2aa55;
  --airport-article-shadow: rgba(0, 0, 0, .32);
  --airport-article-soft-shadow: rgba(0, 0, 0, .2);
}

body .entry-content article.roberin-article-body.airport-timezone-article,
body .airport-timezone-article {
  position: relative;
  z-index: 0;
  display: grid !important;
  gap: 18px !important;
  box-sizing: border-box !important;
  width: min(980px, calc(100vw - 32px)) !important;
  max-width: 980px !important;
  min-width: 0 !important;
  margin: clamp(24px, 4vw, 42px) auto !important;
  padding: clamp(16px, 3vw, 28px) !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  background:
    linear-gradient(rgba(107, 87, 69, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 87, 69, .04) 1px, transparent 1px),
    var(--airport-article-panel) !important;
  background-size: 28px 28px, 28px 28px, auto !important;
  border: 2px solid var(--airport-article-line) !important;
  border-radius: 0 !important;
  box-shadow: 5px 5px 0 var(--airport-article-shadow) !important;
  overflow: hidden !important;
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", -apple-system, BlinkMacSystemFont, sans-serif !important;
  line-height: 1.72 !important;
  word-break: keep-all !important;
}

body .airport-timezone-article,
body .airport-timezone-article *,
body .airport-timezone-article *::before,
body .airport-timezone-article *::after {
  box-sizing: border-box !important;
  min-width: 0 !important;
}

body .airport-timezone-article :is(p, li, td, th, summary, span, strong, code, h2, h3) {
  color: inherit !important;
  -webkit-text-fill-color: currentColor !important;
}

body .airport-article__hero,
body .airport-article__section {
  display: grid !important;
  gap: 13px !important;
  min-width: 0 !important;
  margin: 0 !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
}

body .airport-article__hero {
  padding: 0 0 22px !important;
  border-bottom: 1px dashed var(--airport-article-line-soft) !important;
}

body .airport-article__section + .airport-article__section {
  margin-top: 6px !important;
  padding-top: 22px !important;
  border-top: 1px dashed var(--airport-article-line-soft) !important;
}

body .airport-article__kicker {
  display: inline-flex !important;
  align-items: center !important;
  width: fit-content !important;
  max-width: 100% !important;
  min-height: 26px !important;
  margin: 0 !important;
  padding: 5px 9px !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  background: var(--airport-article-accent-paper) !important;
  border: 1px solid var(--airport-article-line) !important;
  border-radius: 0 !important;
  box-shadow: 2px 2px 0 var(--airport-article-soft-shadow) !important;
  font-size: 12px !important;
  font-weight: 950 !important;
  line-height: 1.2 !important;
  letter-spacing: .01em !important;
}

body .airport-timezone-article h2,
body .airport-timezone-article h3 {
  margin: 0 !important;
  padding: 0 !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  background: transparent !important;
  border: 0 !important;
  border-left: 0 !important;
  border-left-width: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  text-shadow: none !important;
  letter-spacing: -.02em !important;
  word-break: keep-all !important;
}

body .airport-timezone-article h2 {
  font-size: clamp(25px, 3vw, 30px) !important;
  font-weight: 950 !important;
  line-height: 1.18 !important;
}

body .airport-timezone-article h3 {
  font-size: 19px !important;
  font-weight: 900 !important;
  line-height: 1.3 !important;
}

body .airport-timezone-article p,
body .airport-timezone-article li,
body .airport-timezone-article summary {
  margin: 0 !important;
  color: var(--airport-article-muted) !important;
  -webkit-text-fill-color: var(--airport-article-muted) !important;
  font-size: 15px !important;
  font-weight: 680 !important;
  line-height: 1.72 !important;
  overflow-wrap: anywhere !important;
}

body .airport-timezone-article strong {
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  font-weight: 920 !important;
}

body .airport-article__nav {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
  margin: 0 !important;
}

body .airport-article__nav a {
  display: inline-flex !important;
  align-items: center !important;
  min-height: 34px !important;
  padding: 6px 10px !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  text-decoration: none !important;
  background: var(--airport-article-card) !important;
  border: 1px solid var(--airport-article-line) !important;
  border-radius: 0 !important;
  font-size: 13px !important;
  font-weight: 900 !important;
}

body .airport-article__nav a:hover,
body .airport-article__nav a:focus-visible {
  background: var(--airport-article-mustard-soft) !important;
  outline: 2px solid var(--airport-article-focus) !important;
  outline-offset: 2px !important;
}

body .airport-article__grid,
body .airport-article__process-grid,
body .airport-article__use-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 10px !important;
  min-width: 0 !important;
}

body .airport-article__use-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
}

body .airport-article__card,
body .airport-article__process,
body .airport-article__use,
body .airport-article__notice,
body .airport-timezone-article details {
  display: grid !important;
  gap: 7px !important;
  min-width: 0 !important;
  padding: 12px !important;
  color: var(--airport-article-muted) !important;
  -webkit-text-fill-color: var(--airport-article-muted) !important;
  background: var(--airport-article-card) !important;
  border: 1px solid var(--airport-article-line) !important;
  border-radius: 0 !important;
  box-shadow: 3px 3px 0 var(--airport-article-soft-shadow) !important;
}

body .airport-article__notice {
  background: rgba(239, 225, 188, .64) !important;
  border-style: dashed !important;
}

body .airport-article__process {
  background: rgba(226, 237, 216, .70) !important;
}

body .airport-article__use span,
body .airport-article__process span {
  color: var(--airport-article-muted) !important;
  -webkit-text-fill-color: var(--airport-article-muted) !important;
  font-size: 12px !important;
  font-weight: 900 !important;
  line-height: 1.4 !important;
}

body .airport-timezone-article code {
  display: block !important;
  width: fit-content !important;
  max-width: 100% !important;
  padding: 5px 8px !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  background: var(--airport-article-card) !important;
  border: 1px solid var(--airport-article-line-soft) !important;
  border-radius: 0 !important;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace !important;
  font-size: .92em !important;
  font-weight: 780 !important;
  line-height: 1.48 !important;
  white-space: normal !important;
  overflow-wrap: anywhere !important;
}

body .airport-timezone-article :is(ul, ol) {
  display: grid !important;
  gap: 8px !important;
  margin: 0 !important;
  padding-left: 0 !important;
  list-style: none !important;
}

body .airport-timezone-article ol,
body .airport-timezone-article ol.airport-article__steps {
  counter-reset: airport-article-step !important;
}

body .airport-timezone-article :is(ul, ol) > li {
  position: relative !important;
  display: grid !important;
  grid-template-columns: 20px minmax(0, 1fr) !important;
  align-items: start !important;
  gap: 10px !important;
  min-width: 0 !important;
  min-height: 28px !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  overflow-wrap: anywhere !important;
}

body .airport-timezone-article :is(ul, ol) > li::before {
  position: static !important;
  inset: auto !important;
  transform: none !important;
  align-self: start !important;
  justify-self: start !important;
  box-sizing: border-box !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  border-radius: 0 !important;
}

body .airport-timezone-article ul > li::before {
  content: "" !important;
  display: inline-block !important;
  width: 9px !important;
  height: 9px !important;
  margin-top: 8px !important;
  background: var(--airport-article-mustard) !important;
  border: 1px solid var(--airport-article-line) !important;
  box-shadow: 1px 1px 0 rgba(82, 65, 50, .22) !important;
  line-height: 1 !important;
}

body .airport-timezone-article ol > li,
body .airport-timezone-article ol.airport-article__steps > li {
  counter-increment: airport-article-step !important;
}

body .airport-timezone-article ol > li::before,
body .airport-timezone-article ol.airport-article__steps > li::before {
  content: counter(airport-article-step) !important;
  display: inline-grid !important;
  place-items: center !important;
  width: 20px !important;
  height: 20px !important;
  margin-top: 3px !important;
  background: var(--airport-article-mustard-soft) !important;
  border: 1px solid var(--airport-article-line) !important;
  box-shadow: 1px 1px 0 rgba(82, 65, 50, .22) !important;
  font-size: 11px !important;
  font-weight: 920 !important;
  line-height: 1 !important;
}

body .airport-article__li-text {
  display: block !important;
  min-width: 0 !important;
  align-self: start !important;
  color: var(--airport-article-muted) !important;
  -webkit-text-fill-color: var(--airport-article-muted) !important;
}

body .airport-timezone-article details {
  margin: 0 !important;
}

body .airport-timezone-article summary {
  cursor: pointer !important;
  color: var(--airport-article-text) !important;
  -webkit-text-fill-color: var(--airport-article-text) !important;
  font-weight: 950 !important;
  line-height: 1.45 !important;
}

body .airport-timezone-article details[open] summary {
  margin-bottom: 8px !important;
}

body[data-scheme="dark"] .entry-content article.roberin-article-body.airport-timezone-article,
body[data-scheme="inverse"] .entry-content article.roberin-article-body.airport-timezone-article,
body[data-scheme="dark"] .airport-timezone-article,
body[data-scheme="inverse"] .airport-timezone-article {
  color: #f2e4cf !important;
  -webkit-text-fill-color: #f2e4cf !important;
  background-image:
    linear-gradient(rgba(169, 139, 107, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 139, 107, .06) 1px, transparent 1px) !important;
  background-color: #33271d !important;
  border-color: #a98b6b !important;
}

body[data-scheme="dark"] .airport-timezone-article :is(h2, h3, strong, summary),
body[data-scheme="inverse"] .airport-timezone-article :is(h2, h3, strong, summary) {
  color: #f2e4cf !important;
  -webkit-text-fill-color: #f2e4cf !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
}

body[data-scheme="dark"] .airport-timezone-article :is(p, li, span),
body[data-scheme="inverse"] .airport-timezone-article :is(p, li, span) {
  color: #f0dfc5 !important;
  -webkit-text-fill-color: #f0dfc5 !important;
}

body[data-scheme="dark"] .airport-article__card,
body[data-scheme="dark"] .airport-article__process,
body[data-scheme="dark"] .airport-article__use,
body[data-scheme="dark"] .airport-article__notice,
body[data-scheme="dark"] .airport-timezone-article details,
body[data-scheme="dark"] .airport-article__nav a,
body[data-scheme="inverse"] .airport-article__card,
body[data-scheme="inverse"] .airport-article__process,
body[data-scheme="inverse"] .airport-article__use,
body[data-scheme="inverse"] .airport-article__notice,
body[data-scheme="inverse"] .airport-timezone-article details,
body[data-scheme="inverse"] .airport-article__nav a {
  background-color: #33271d !important;
  border-color: rgba(169, 139, 107, .72) !important;
  box-shadow: 3px 3px 0 rgba(32, 24, 17, .52) !important;
}

body[data-scheme="dark"] .airport-article__notice,
body[data-scheme="dark"] .airport-article__process,
body[data-scheme="inverse"] .airport-article__notice,
body[data-scheme="inverse"] .airport-article__process {
  background-color: rgba(36, 28, 21, .56) !important;
}

body[data-scheme="dark"] .airport-timezone-article code,
body[data-scheme="inverse"] .airport-timezone-article code {
  color: #f2e4cf !important;
  -webkit-text-fill-color: #f2e4cf !important;
  background: #241c15 !important;
  border-color: rgba(169, 139, 107, .56) !important;
}

body[data-scheme="dark"] .airport-timezone-article :is(ul, ol) > li::before,
body[data-scheme="inverse"] .airport-timezone-article :is(ul, ol) > li::before {
  border-color: #a98b6b !important;
}

@media (min-width: 641px) {
  body .entry-content > .roberin-qa-ad-placeholder[data-roberin-qa-ad-position="after-tool"] + article.roberin-article-body.airport-timezone-article,
  body .entry-content > .aicp + article.roberin-article-body.airport-timezone-article,
  body .entry-content > .roberin-ad-wrapper + article.roberin-article-body.airport-timezone-article,
  body .entry-content > ins.adsbygoogle + article.roberin-article-body.airport-timezone-article {
    margin-top: 40px !important;
  }
}

@media (max-width: 920px) {
  body .airport-article__use-grid {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 640px) {
  body .entry-content article.roberin-article-body.airport-timezone-article,
  body .airport-timezone-article,
  body[data-scheme="dark"] .entry-content article.roberin-article-body.airport-timezone-article,
  body[data-scheme="inverse"] .entry-content article.roberin-article-body.airport-timezone-article,
  body[data-scheme="dark"] .airport-timezone-article,
  body[data-scheme="inverse"] .airport-timezone-article {
    padding: 12px !important;
    box-shadow: 4px 4px 0 rgba(82, 65, 50, .16) !important;
    transform: none !important;
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    margin-left: auto !important;
  }

  body .airport-timezone-article h3,
  body[data-scheme="dark"] .airport-timezone-article h3,
  body[data-scheme="inverse"] .airport-timezone-article h3 {
    font-size: 18px !important;
    line-height: 1.3 !important;
  }
}

@media (max-width: 370px) {
  body .airport-timezone-article h2,
  body[data-scheme="dark"] .airport-timezone-article h2,
  body[data-scheme="inverse"] .airport-timezone-article h2 {
    font-size: 25.2px !important;
    line-height: 1.18 !important;
  }
}

@media (max-width: 640px) {
  body .entry-content article.roberin-article-body.airport-timezone-article,
  body .airport-timezone-article {
    padding: 12px !important;
    box-shadow: 4px 4px 0 rgba(82, 65, 50, .16) !important;
    transform: none !important;
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  body .airport-article__grid,
  body .airport-article__process-grid,
  body .airport-article__use-grid {
    grid-template-columns: 1fr !important;
  }

  body .airport-timezone-article h3 {
    font-size: 18px !important;
  }

  body[data-scheme="dark"] .entry-content article.roberin-article-body.airport-timezone-article,
  body[data-scheme="inverse"] .entry-content article.roberin-article-body.airport-timezone-article,
  body[data-scheme="dark"] .airport-timezone-article,
  body[data-scheme="inverse"] .airport-timezone-article {
    padding: 12px !important;
    box-shadow: 4px 4px 0 rgba(82, 65, 50, .16) !important;
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    margin-left: auto !important;
    margin-right: auto !important;
    transform: none !important;
  }

  body[data-scheme="dark"] .airport-timezone-article h3,
  body[data-scheme="inverse"] .airport-timezone-article h3 {
    font-size: 18px !important;
    line-height: 1.3 !important;
  }
}

@media (max-width: 370px) {
  body .airport-timezone-article h2 {
    font-size: 25.2px !important;
  }

  body[data-scheme="dark"] .airport-timezone-article h2,
  body[data-scheme="inverse"] .airport-timezone-article h2 {
    font-size: 25.2px !important;
    line-height: 1.18 !important;
  }
}

/* ROBERIN airport timezone calculator v13 - user-requested full-width stacked journey/result/basis layout */
@media (min-width: 981px) {
  .entry-content .airport-timezone-calculator-container .calculator-main,
  .airport-timezone-calculator-container .calculator-main {
    grid-template-columns: minmax(0, 1fr) !important;
    align-items: start !important;
  }

  .entry-content .airport-timezone-calculator-container .quick-actions,
  .airport-timezone-calculator-container .quick-actions {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section,
  .entry-content .airport-timezone-calculator-container .result-section,
  .entry-content .airport-timezone-calculator-container .special-section,
  .airport-timezone-calculator-container .input-section,
  .airport-timezone-calculator-container .result-section,
  .airport-timezone-calculator-container .special-section {
    width: 100% !important;
    min-height: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .route-pair-grid,
  .airport-timezone-calculator-container .route-pair-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-items: start !important;
  }

  .entry-content .airport-timezone-calculator-container .swap-route-btn,
  .airport-timezone-calculator-container .swap-route-btn {
    width: min(280px, 100%) !important;
    justify-self: center !important;
    margin: 0 auto 10px !important;
  }

  .entry-content .airport-timezone-calculator-container .date-duration-grid,
  .airport-timezone-calculator-container .date-duration-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(180px, .74fr) !important;
    align-items: end !important;
  }

  .entry-content .airport-timezone-calculator-container .date-duration-grid .subtle-btn,
  .airport-timezone-calculator-container .date-duration-grid .subtle-btn {
    grid-column: auto !important;
    min-height: 40px !important;
  }

  .entry-content .airport-timezone-calculator-container .duration-row,
  .airport-timezone-calculator-container .duration-row {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .time-cards,
  .airport-timezone-calculator-container .time-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .result-summary-grid,
  .airport-timezone-calculator-container .result-summary-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .result-item--wide,
  .airport-timezone-calculator-container .result-item--wide {
    grid-column: auto !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-list,
  .airport-timezone-calculator-container .basis-list {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-row,
  .airport-timezone-calculator-container .basis-row {
    grid-template-columns: minmax(0, 1fr) !important;
    align-items: start !important;
  }
}
/* ROBERIN airport timezone calculator v14 - compact full-width input/result/basis stack */
@media (min-width: 981px) {
  .entry-content .airport-timezone-calculator-container .calculator-main,
  .airport-timezone-calculator-container .calculator-main {
    grid-template-columns: minmax(0, 1fr) !important;
    align-items: start !important;
  }

  .entry-content .airport-timezone-calculator-container .quick-actions,
  .airport-timezone-calculator-container .quick-actions {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section,
  .entry-content .airport-timezone-calculator-container .result-section,
  .entry-content .airport-timezone-calculator-container .special-section,
  .airport-timezone-calculator-container .input-section,
  .airport-timezone-calculator-container .result-section,
  .airport-timezone-calculator-container .special-section {
    width: 100% !important;
    min-height: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section,
  .airport-timezone-calculator-container .input-section {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
    gap: 10px 12px !important;
    align-items: start !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .section-head,
  .entry-content .airport-timezone-calculator-container .input-section > .route-pair-grid,
  .entry-content .airport-timezone-calculator-container .input-section > .swap-route-btn,
  .airport-timezone-calculator-container .input-section > .section-head,
  .airport-timezone-calculator-container .input-section > .route-pair-grid,
  .airport-timezone-calculator-container .input-section > .swap-route-btn {
    grid-column: 1 / -1 !important;
  }

  .entry-content .airport-timezone-calculator-container .route-pair-grid,
  .airport-timezone-calculator-container .route-pair-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 10px !important;
    align-items: start !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel,
  .airport-timezone-calculator-container .route-panel {
    display: grid !important;
    grid-template-columns: minmax(250px, 1.08fr) minmax(220px, .92fr) !important;
    grid-template-areas:
      "panel panel"
      "quickLabel directLabel"
      "quickInput directSelect"
      "quickTip selected" !important;
    gap: 4px 8px !important;
    align-items: start !important;
    padding: 9px !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel .panel-label,
  .airport-timezone-calculator-container .route-panel .panel-label {
    grid-area: panel !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel label[for$="AirportQuick"],
  .airport-timezone-calculator-container .route-panel label[for$="AirportQuick"] {
    grid-area: quickLabel !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel .airport-quick-search,
  .airport-timezone-calculator-container .route-panel .airport-quick-search {
    grid-area: quickInput !important;
    min-height: 38px !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel .search-tip,
  .airport-timezone-calculator-container .route-panel .search-tip {
    grid-area: quickTip !important;
    margin: 0 !important;
    font-size: .72rem !important;
    line-height: 1.3 !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel label[for$="Country"],
  .airport-timezone-calculator-container .route-panel label[for$="Country"] {
    grid-area: directLabel !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel select[id$="Country"],
  .airport-timezone-calculator-container .route-panel select[id$="Country"] {
    grid-area: directSelect !important;
    min-height: 38px !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel .airport-select,
  .airport-timezone-calculator-container .route-panel .airport-select {
    grid-column: 2 !important;
    min-height: 38px !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel .selected-info,
  .airport-timezone-calculator-container .route-panel .selected-info {
    grid-area: selected !important;
    font-size: .78rem !important;
    line-height: 1.35 !important;
  }

  .entry-content .airport-timezone-calculator-container .swap-route-btn,
  .airport-timezone-calculator-container .swap-route-btn {
    width: min(260px, 100%) !important;
    justify-self: center !important;
    margin: -2px auto 0 !important;
    min-height: 36px !important;
    padding: 7px 12px !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .date-duration-grid,
  .airport-timezone-calculator-container .input-section > .date-duration-grid {
    grid-column: 1 / 2 !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(150px, .7fr) !important;
    gap: 8px !important;
    align-items: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .date-duration-grid .subtle-btn,
  .airport-timezone-calculator-container .date-duration-grid .subtle-btn {
    grid-column: auto !important;
    min-height: 38px !important;
    padding: 7px 10px !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .duration-row,
  .airport-timezone-calculator-container .input-section > .duration-row {
    grid-column: 2 / 3 !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 8px !important;
    align-self: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .checkbox-label,
  .airport-timezone-calculator-container .input-section > .checkbox-label {
    grid-column: 1 / 2 !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .dst-hint,
  .airport-timezone-calculator-container .input-section > .dst-hint {
    grid-column: 1 / 2 !important;
    margin: -8px 0 0 !important;
    min-height: 0 !important;
    font-size: .78rem !important;
    line-height: 1.35 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .button-group,
  .airport-timezone-calculator-container .input-section > .button-group {
    grid-column: 2 / 3 !important;
    align-self: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .result-section,
  .airport-timezone-calculator-container .result-section {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
    gap: 10px 12px !important;
    align-items: start !important;
  }

  .entry-content .airport-timezone-calculator-container .result-section > .section-head,
  .entry-content .airport-timezone-calculator-container .result-section > .dst-notice,
  .airport-timezone-calculator-container .result-section > .section-head,
  .airport-timezone-calculator-container .result-section > .dst-notice {
    grid-column: 1 / -1 !important;
  }

  .entry-content .airport-timezone-calculator-container .time-cards,
  .airport-timezone-calculator-container .time-cards {
    grid-column: 1 / 2 !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 8px !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .result-summary-grid,
  .airport-timezone-calculator-container .result-summary-grid {
    grid-column: 2 / 3 !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 8px !important;
    align-content: start !important;
  }

  .entry-content .airport-timezone-calculator-container .result-item--wide,
  .airport-timezone-calculator-container .result-item--wide {
    grid-column: auto !important;
  }

  .entry-content .airport-timezone-calculator-container .time-card,
  .entry-content .airport-timezone-calculator-container .result-item,
  .entry-content .airport-timezone-calculator-container .basis-row,
  .airport-timezone-calculator-container .time-card,
  .airport-timezone-calculator-container .result-item,
  .airport-timezone-calculator-container .basis-row {
    padding: 10px !important;
  }

  .entry-content .airport-timezone-calculator-container .time-card strong,
  .airport-timezone-calculator-container .time-card strong {
    font-size: clamp(1.48rem, 1.7vw, 1.9rem) !important;
  }

  .entry-content .airport-timezone-calculator-container .special-section,
  .airport-timezone-calculator-container .special-section {
    display: grid !important;
    grid-template-columns: minmax(0, 2.1fr) minmax(250px, .9fr) !important;
    gap: 10px 12px !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .special-section > .section-head,
  .airport-timezone-calculator-container .special-section > .section-head {
    grid-column: 1 / -1 !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-list,
  .airport-timezone-calculator-container .basis-list {
    grid-column: 1 / 2 !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 8px !important;
    align-content: start !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-row,
  .airport-timezone-calculator-container .basis-row {
    grid-template-columns: minmax(0, 1fr) !important;
    align-items: start !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-note,
  .airport-timezone-calculator-container .basis-note {
    grid-column: 2 / 3 !important;
    margin: 0 !important;
    padding: 10px !important;
    border: 1px dashed var(--airport-line-soft) !important;
    background: rgba(255, 250, 237, 0.44) !important;
    align-self: stretch !important;
  }
}


/* ROBERIN airport timezone calculator v15 - color repair to Module 1 / date-difference reference palette */
.airport-timezone-calculator-container .time-card--arrival {
  border-color: var(--airport-line-soft) !important;
  background: rgba(255, 248, 237, 0.72) !important;
}

.airport-timezone-calculator-container #timeTravel.future,
.airport-timezone-calculator-container #timeTravel.past {
  color: var(--airport-accent) !important;
  -webkit-text-fill-color: var(--airport-accent) !important;
}

body[data-scheme="dark"] .airport-timezone-calculator-container .time-card--arrival,
html[data-theme="dark"] .airport-timezone-calculator-container .time-card--arrival,
body.dark-mode .airport-timezone-calculator-container .time-card--arrival,
.airport-timezone-calculator-container.dark .time-card--arrival {
  border-color: var(--airport-line-soft) !important;
  background: rgba(51, 39, 29, 0.72) !important;
}

.airport-timezone-calculator-container .dst-notice {
  border-color: var(--airport-line-soft) !important;
  background: color-mix(in srgb, var(--airport-paper-soft) 84%, var(--airport-paper-deep)) !important;
}

body[data-scheme="dark"] .airport-timezone-calculator-container .dst-notice,
html[data-theme="dark"] .airport-timezone-calculator-container .dst-notice,
body.dark-mode .airport-timezone-calculator-container .dst-notice,
.airport-timezone-calculator-container.dark .dst-notice {
  border-color: var(--airport-line-soft) !important;
  background: rgba(51, 39, 29, 0.72) !important;
}

/* ROBERIN airport timezone calculator v16 - fix dark basis note surface color */
.airport-timezone-calculator-container .basis-note {
  color: var(--airport-muted) !important;
  -webkit-text-fill-color: var(--airport-muted) !important;
  background: rgba(255, 248, 237, 0.44) !important;
  border: 1px dashed var(--airport-line-soft) !important;
}

body[data-scheme="dark"] .airport-timezone-calculator-container .basis-note,
html[data-theme="dark"] .airport-timezone-calculator-container .basis-note,
body.dark-mode .airport-timezone-calculator-container .basis-note,
.airport-timezone-calculator-container.dark .basis-note {
  color: var(--airport-muted) !important;
  -webkit-text-fill-color: var(--airport-muted) !important;
  background: rgba(51, 39, 29, 0.72) !important;
  border-color: var(--airport-line-soft) !important;
}

/* v17 - full-width stack window consistency repair: equal visual windows inside input/result/basis/info sections. */
@media (min-width: 981px) {
  .entry-content .airport-timezone-calculator-container .quick-actions {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }

  .entry-content .airport-timezone-calculator-container .calculator-main {
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section {
    display: grid !important;
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    gap: 10px !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .section-head,
  .entry-content .airport-timezone-calculator-container .input-section > .route-pair-grid,
  .entry-content .airport-timezone-calculator-container .input-section > .swap-route-btn {
    grid-column: 1 / -1 !important;
  }

  .entry-content .airport-timezone-calculator-container .route-pair-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-items: stretch !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .route-panel {
    height: 100% !important;
    align-self: stretch !important;
    align-content: start !important;
  }

  .entry-content .airport-timezone-calculator-container .swap-route-btn {
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .date-duration-grid {
    grid-column: 1 / span 3 !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    align-items: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .date-duration-grid .subtle-btn {
    grid-column: auto !important;
    align-self: end !important;
    min-height: 40px !important;
  }

  .entry-content .airport-timezone-calculator-container .duration-row {
    grid-column: 4 / 6 !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-items: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .checkbox-label,
  .entry-content .airport-timezone-calculator-container .dst-hint {
    grid-column: 1 / span 3 !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .button-group {
    grid-column: 4 / 6 !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-items: stretch !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .result-section {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 10px !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .result-section > .section-head,
  .entry-content .airport-timezone-calculator-container .result-section > .time-cards,
  .entry-content .airport-timezone-calculator-container .result-section > .result-summary-grid,
  .entry-content .airport-timezone-calculator-container .result-section > .dst-notice {
    grid-column: 1 / -1 !important;
  }

  .entry-content .airport-timezone-calculator-container .time-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-items: stretch !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .time-card {
    height: 100% !important;
    min-height: 150px !important;
  }

  .entry-content .airport-timezone-calculator-container .result-summary-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    align-items: stretch !important;
    gap: 8px !important;
  }

  .entry-content .airport-timezone-calculator-container .result-item--wide {
    grid-column: auto !important;
  }

  .entry-content .airport-timezone-calculator-container .result-item {
    min-height: 78px !important;
    height: 100% !important;
    align-content: start !important;
  }

  .entry-content .airport-timezone-calculator-container .dst-notice {
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .special-section {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 10px !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-list {
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 8px !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-row {
    grid-template-columns: minmax(0, 1fr) !important;
    min-height: 86px !important;
    height: 100% !important;
    align-content: start !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-note {
    margin: 0 !important;
    padding: 10px 11px !important;
    border: 1px dashed var(--airport-line-soft) !important;
    background: rgba(255, 250, 237, 0.45) !important;
  }

  .entry-content .airport-timezone-calculator-container .info-section {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .info-card {
    height: 100% !important;
  }
}

body[data-scheme="dark"] .entry-content .airport-timezone-calculator-container .basis-note,
html[data-theme="dark"] .entry-content .airport-timezone-calculator-container .basis-note,
body.dark-mode .entry-content .airport-timezone-calculator-container .basis-note,
.entry-content .airport-timezone-calculator-container.dark .basis-note {
  background: rgba(31, 22, 15, 0.72) !important;
}

/* v17b - override earlier v14 compact grid with higher-specificity full-window consistency rules. */
@media (min-width: 981px) {
  .entry-content .airport-timezone-calculator-container .input-section > .date-duration-grid,
  .airport-timezone-calculator-container .input-section > .date-duration-grid {
    grid-column: 1 / span 3 !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 10px !important;
    align-items: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .duration-row,
  .airport-timezone-calculator-container .input-section > .duration-row {
    grid-column: 4 / 6 !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 10px !important;
    align-self: end !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .checkbox-label,
  .airport-timezone-calculator-container .input-section > .checkbox-label,
  .entry-content .airport-timezone-calculator-container .input-section > .dst-hint,
  .airport-timezone-calculator-container .input-section > .dst-hint {
    grid-column: 1 / span 3 !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .input-section > .button-group,
  .airport-timezone-calculator-container .input-section > .button-group {
    grid-column: 4 / 6 !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-self: stretch !important;
    margin: 0 !important;
  }

  .entry-content .airport-timezone-calculator-container .result-section > .time-cards,
  .airport-timezone-calculator-container .result-section > .time-cards,
  .entry-content .airport-timezone-calculator-container .result-section > .result-summary-grid,
  .airport-timezone-calculator-container .result-section > .result-summary-grid {
    grid-column: 1 / -1 !important;
  }

  .entry-content .airport-timezone-calculator-container .result-summary-grid,
  .airport-timezone-calculator-container .result-summary-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .special-section,
  .airport-timezone-calculator-container .special-section {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 10px !important;
  }

  .entry-content .airport-timezone-calculator-container .special-section > .basis-list,
  .airport-timezone-calculator-container .special-section > .basis-list,
  .entry-content .airport-timezone-calculator-container .special-section > .basis-note,
  .airport-timezone-calculator-container .special-section > .basis-note {
    grid-column: 1 / -1 !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-list,
  .airport-timezone-calculator-container .basis-list {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    align-items: stretch !important;
  }

  .entry-content .airport-timezone-calculator-container .basis-note,
  .airport-timezone-calculator-container .basis-note {
    align-self: stretch !important;
  }
}


/* 2026-06-14 multilingual airport timezone redesign: unscoped locale body parity and input hardening. */
.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] :is(input[type="search"], input[type="date"], input[type="time"], input[type="number"], select) {
  font-weight: 950 !important;
  font-variant-numeric: tabular-nums !important;
}

.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] :is(input, select)::placeholder {
  font-weight: 760 !important;
}

body .entry-content article.roberin-article-body.airport-timezone-article,
body .airport-timezone-article {
  width: min(980px, calc(100vw - 32px)) !important;
  max-width: 980px !important;
  padding: 28px !important;
  background-color: #f8efe2 !important;
  border: 2px solid #6b5745 !important;
  border-radius: 0 !important;
}

body .airport-timezone-article h2 {
  padding: 0 !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  font-size: 28px !important;
  font-weight: 950 !important;
}

body .airport-timezone-article h3 {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  font-weight: 950 !important;
}

body .airport-article__nav a {
  background: #fffaf1 !important;
  border: 1px solid #6b5745 !important;
  color: #34281f !important;
  -webkit-text-fill-color: #34281f !important;
  font-weight: 950 !important;
}

body .airport-article__card,
body .airport-article__process,
body .airport-article__use,
body .airport-timezone-article details {
  background: #fffaf1 !important;
  border: 1px solid #6b5745 !important;
}

body .airport-article__section {
  padding-top: 22px !important;
  border-top: 1px dashed rgba(107, 87, 69, .34) !important;
}

body .airport-article__hero + .airport-article__section,
body .airport-article__hero + .airport-article__nav + .airport-article__section,
body header.airport-article__hero + section.airport-article__section,
body header.airport-article__hero + nav.airport-article__nav + section.airport-article__section {
  padding-top: 0 !important;
  border-top: 0 !important;
  border-top-style: none !important;
}

body .airport-timezone-article :is(ul, ol) > li {
  display: grid !important;
  grid-template-columns: 22px minmax(0, 1fr) !important;
  align-items: center !important;
  gap: 10px !important;
}

body .airport-timezone-article ul > li {
  grid-template-columns: 13px minmax(0, 1fr) !important;
}

body .airport-timezone-article :is(ul, ol) > li::before {
  align-self: center !important;
  margin-top: 0 !important;
}

body .airport-article__li-text {
  align-self: center !important;
}

body .airport-timezone-article summary {
  display: grid !important;
  grid-template-columns: 20px minmax(0, 1fr) !important;
  align-items: center !important;
  gap: 8px !important;
  list-style: none !important;
}

body .airport-timezone-article summary::-webkit-details-marker {
  display: none !important;
}

body .airport-timezone-article summary::before {
  content: "+" !important;
  width: 20px !important;
  height: 20px !important;
  display: inline-grid !important;
  place-items: center !important;
  align-self: center !important;
  margin-top: 0 !important;
  color: #34281f !important;
  -webkit-text-fill-color: #34281f !important;
  background: #f7df9d !important;
  border: 1px solid #6b5745 !important;
  box-shadow: 1px 1px 0 rgba(82, 65, 50, .22) !important;
  font-size: 13px !important;
  font-weight: 950 !important;
  line-height: 1 !important;
}

body .airport-timezone-article details[open] summary::before {
  content: "−" !important;
}

body .airport-timezone-article :is(.airport-article__grid, .airport-article__process-grid, .airport-article__use-grid, .airport-article__steps) {
  width: 100% !important;
}

@media (max-width: 640px) {
  body .entry-content article.roberin-article-body.airport-timezone-article,
  body .airport-timezone-article {
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    padding: 12px !important;
  }
}


/* 2026-06-14b live QA hardening: value weight, unit-chip softness, marker centering, wp/global override resistance. */
html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] input[type="search"],
html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] input[type="date"],
html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] input[type="time"],
html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] input[type="number"],
html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] select {
  font-weight: 950 !important;
  font-variation-settings: "wght" 950 !important;
  font-variant-numeric: tabular-nums !important;
}

html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] .unit-control span {
  display: inline-grid !important;
  place-items: center !important;
  min-width: 42px !important;
  min-height: 30px !important;
  padding: 3px 8px !important;
  color: #4f3f30 !important;
  -webkit-text-fill-color: #4f3f30 !important;
  background: #faecd4 !important;
  border: 1px solid rgba(107, 87, 69, .46) !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  font-weight: 900 !important;
  line-height: 1 !important;
}

html body .entry-content #airport-timezone-calculator-container.airport-timezone-calculator-container[data-roberin-tool="airport-timezone-calculator-i18n"] .checkbox-label span {
  display: block !important;
  min-width: 0 !important;
  max-width: 100% !important;
  white-space: normal !important;
  overflow-wrap: anywhere !important;
}

body .airport-timezone-article ul > li::before,
body .airport-timezone-article ol > li::before,
body .airport-timezone-article ol.airport-article__steps > li::before {
  align-self: center !important;
  margin-top: 0 !important;
}

body .airport-timezone-article :is(ul, ol) > li {
  align-items: center !important;
}

body .airport-timezone-article summary::before {
  align-self: center !important;
  margin-top: 0 !important;
}