:root {
  --ink: #172f39;
  --muted: #667780;
  --accent: #146b70;
  --deep: #103e49;
  --line: #dce4e5;
  --paper: #fff;
  --bg: #f3f6f6;
  --soft: #eaf3f1;
  --warn: #906016;
  --shadow: 0 10px 35px #193a4210;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
select,
textarea {
  touch-action: manipulation;
}
button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 9px;
  padding: 10px 15px;
  font-weight: 600;
  cursor: pointer;
  transition:
    background 0.15s,
    transform 0.15s;
}
button:hover {
  background: #edf3f3;
}
button:active {
  transform: translateY(1px);
}
button:disabled {
  opacity: 0.55;
  cursor: wait;
}
button.primary {
  background: var(--deep);
  border-color: var(--deep);
  color: #fff;
}
button.primary:hover {
  background: #1b5965;
}
button.ghost {
  background: transparent;
  border-color: transparent;
}
button.small {
  padding: 6px 10px;
  font-size: 12px;
}
button.danger {
  color: #ab3741;
}
a {
  color: var(--accent);
}
input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid #ccd8db;
  border-radius: 8px;
  padding: 10px 11px;
  color: var(--ink);
  background: #fff;
}
textarea {
  resize: vertical;
  min-height: 76px;
}
input:focus,
textarea:focus,
select:focus,
button:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 3px solid #87c9c5;
  outline-offset: 2px;
}
input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: var(--accent);
}
label {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 12px;
  font-weight: 650;
  color: #526970;
}
.check {
  flex-direction: row;
  align-items: center;
  font-size: 13px;
}
.topbar {
  height: 76px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - 1260px) / 2));
  gap: 18px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  font-weight: 700;
  white-space: nowrap;
}
.brand img {
  width: 34px;
  height: 34px;
}
.topnav {
  display: flex;
  gap: 16px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}
.workspace {
  max-width: 1308px;
  margin: auto;
  padding: 38px 24px 80px;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 750;
  color: var(--accent);
  margin-bottom: 12px;
}
h1 {
  font-size: 36px;
  letter-spacing: -1.4px;
  line-height: 1.16;
  font-weight: 650;
  margin: 0 0 14px;
}
h2 {
  font-size: 21px;
  letter-spacing: -0.5px;
  margin: 0 0 12px;
}
h3 {
  font-size: 15px;
  margin: 0;
}
p {
  line-height: 1.6;
}
.muted {
  color: var(--muted);
}
.intro {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-bottom: 32px;
}
.intro p {
  margin: 0;
  max-width: 630px;
}
.actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}
.panel,
.trip-card,
.option-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.panel {
  padding: 24px;
  margin-bottom: 20px;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}
.panel-head h2 {
  margin: 0;
}
.trips {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.trip-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
}
.trip-card h2 {
  line-height: 1.35;
  margin: 0;
}
.trip-card .meta {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}
.trip-card button {
  margin-top: auto;
}
.route-mini {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 9px;
  border-radius: 5px;
  background: #edf2f3;
  color: #54676f;
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}
.badge.green {
  background: #e7f4ee;
  color: #28684d;
}
.badge.amber {
  background: #fff2dc;
  color: var(--warn);
}
.badge.navy {
  background: var(--deep);
  color: white;
}
.empty {
  text-align: center;
  padding: 70px 24px;
  background: #fff;
  border: 1px dashed #beced1;
  border-radius: 14px;
}
.empty .plane {
  font-size: 35px;
  color: var(--accent);
  margin-bottom: 16px;
}
.empty p {
  color: var(--muted);
}
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.span2 {
  grid-column: span 2;
}
.full {
  grid-column: 1/-1;
}
.date-row {
  display: grid;
  grid-template-columns: 130px 1fr 1fr auto;
  gap: 12px;
  align-items: end;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.date-row .date-name {
  align-self: center;
  font-size: 13px;
  font-weight: 650;
}
.note {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}
.notice {
  padding: 12px 15px;
  background: #edf5f4;
  border: 1px solid #d0e6e2;
  border-radius: 9px;
  font-size: 13px;
  line-height: 1.6;
}
.notice.warn {
  background: #fff6e6;
  border-color: #ead7ae;
  color: #805921;
}
.notice.error {
  background: #fff1f1;
  border-color: #ebc5c9;
  color: #9b3340;
}
.editor-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}
.option-nav {
  position: sticky;
  top: 20px;
}
.option-nav > button {
  width: 100%;
  text-align: left;
  margin-bottom: 10px;
  padding: 15px;
  background: #fff;
}
.option-nav > button.active {
  border: 1px solid var(--accent);
  background: var(--soft);
  box-shadow: inset 3px 0 var(--accent);
}
.option-nav > button.primary {
  background: var(--deep);
  color: white;
}
.option-nav button strong {
  display: block;
  font-size: 13px;
}
.option-nav button span {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-top: 7px;
  overflow-wrap: anywhere;
}
.option-nav .nav-heading {
  margin: 0 0 13px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.editor-title {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}
.editor-title h1 {
  font-size: 30px;
  margin: 0 0 10px;
}
.editor-title .muted {
  font-size: 13px;
}
.trip-details summary {
  padding: 20px 24px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 650;
}
.trip-details {
  padding: 0;
  overflow: hidden;
}
.trip-details .inside {
  padding: 0 24px 24px;
}
.savebar {
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 11px;
  margin-bottom: 24px;
  position: sticky;
  top: 0;
  z-index: 3;
  box-shadow: 0 6px 16px #16333b09;
}
.save-state {
  font-size: 12px;
  color: var(--muted);
}
.journey-editor {
  border: 1px solid var(--line);
  border-radius: 12px;
  margin: 20px 0;
  padding: 18px;
  background: #f8fafa;
}
.journey-head {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}
.journey-head input {
  font-weight: 700;
  background: transparent;
  max-width: 300px;
}
.segment-editor {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  margin-bottom: 12px;
  overflow: hidden;
}
.segment-editor > summary {
  padding: 15px 16px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 650;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
}
.segment-content {
  padding: 0 16px 18px;
}
.lookup-line {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  align-items: end;
  background: #f0f6f5;
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 18px;
}
.segment-content .grid {
  gap: 13px;
}
.segment-content label {
  font-size: 11px;
}
.segment-content input,
.segment-content select {
  padding: 9px;
}
.advanced {
  margin: 14px 0;
}
.advanced summary {
  cursor: pointer;
  font-size: 12px;
  color: var(--accent);
  padding: 8px 0;
}
.advanced > .grid {
  margin-top: 10px;
}
.connection {
  font-size: 12px;
  color: var(--muted);
  padding: 2px 10px 15px;
}
.price-row {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.price-row > .grid {
  gap: 12px;
}
.price-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  background: var(--soft);
  padding: 17px;
  border-radius: 9px;
  margin-top: 18px;
}
.price-total strong {
  font-size: 20px;
  overflow-wrap: anywhere;
}
.price-total span {
  font-size: 12px;
  color: var(--muted);
}
.list-footer {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 25px;
}
.login {
  max-width: 430px;
  margin: 12vh auto;
  padding: 38px;
}
.login .brand {
  margin-bottom: 30px;
}
.login h1 {
  font-size: 30px;
}
.login p {
  font-size: 14px;
  color: var(--muted);
}
.login form {
  display: grid;
  gap: 20px;
}
.loading {
  text-align: center;
  padding: 100px 20px;
  color: var(--muted);
}
dialog {
  border: 0;
  border-radius: 16px;
  max-width: 760px;
  width: calc(100% - 32px);
  max-height: 90vh;
  padding: 0;
  box-shadow: 0 25px 100px #072b3940;
  color: var(--ink);
}
dialog.wide {
  max-width: 1100px;
}
dialog::backdrop {
  background: #0a263a88;
  backdrop-filter: blur(3px);
}
.dialog-head {
  position: sticky;
  top: 0;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  z-index: 4;
}
.dialog-head h2 {
  margin: 0;
}
.dialog-body {
  padding: 24px;
}
.dialog-footer {
  margin-top: 24px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.result {
  display: block;
  width: 100%;
  padding: 17px;
  text-align: left;
  margin: 12px 0;
}
.result span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 7px;
}
#toast {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  background: #143e48;
  color: white;
  padding: 13px 22px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  z-index: 20;
  max-width: 90vw;
  display: none;
  font-size: 13px;
}
#toast.visible {
  display: block;
}
.proposal {
  max-width: 1100px;
  margin: auto;
}
.proposal-head {
  padding: 40px 0 27px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 25px;
}
.proposal-head h1 {
  font-size: 42px;
}
.proposal-head p {
  color: var(--muted);
  margin: 10px 0;
  font-size: 14px;
}
.proposal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 0;
  font-size: 12px;
  color: #5d747c;
}
.proposal-note {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: white;
  border-left: 3px solid var(--accent);
  padding: 15px 20px;
  border-radius: 0 9px 9px 0;
  margin-bottom: 23px;
  font-size: 14px;
}
.results-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  gap: 20px;
}
.results-head select {
  width: auto;
  font-size: 12px;
}
.option-card {
  margin-bottom: 18px;
  overflow: hidden;
}
.option-card > summary {
  cursor: pointer;
  list-style: none;
  padding: 23px 25px;
}
.option-card > summary::-webkit-details-marker {
  display: none;
}
.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 21px;
}
.card-top h3 {
  font-size: 13px;
  font-weight: 650;
}
.journey-summary {
  display: grid;
  grid-template-columns: 130px 1fr 115px;
  gap: 20px;
  align-items: center;
  padding: 12px 0;
}
.airline-cell {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
}
.airline-logo {
  width: 31px;
  height: 31px;
  object-fit: contain;
  flex-shrink: 0;
}
.airline-cell span {
  font-size: 12px;
  line-height: 1.5;
}
.timing {
  display: grid;
  grid-template-columns: 1fr 100px 1fr;
  align-items: center;
  gap: 15px;
}
.time-point strong {
  font-size: 24px;
  font-weight: 550;
  letter-spacing: -0.7px;
}
.time-point small {
  display: block;
  font-size: 11px;
  margin-top: 6px;
  color: var(--muted);
}
.time-point.end {
  text-align: right;
}
.time-point sup {
  font-size: 10px;
  color: var(--accent);
  margin-left: 4px;
  letter-spacing: 0;
}
.flight-line {
  font-size: 10px;
  color: var(--muted);
  text-align: center;
}
.flight-line .line {
  height: 1px;
  background: #b8cbce;
  margin: 9px 0;
  position: relative;
}
.flight-line .line:before,
.flight-line .line:after {
  content: "";
  position: absolute;
  top: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #84a5ac;
}
.flight-line .line:before {
  left: 0;
}
.flight-line .line:after {
  right: 0;
}
.journey-duration {
  text-align: right;
  font-size: 13px;
}
.journey-duration small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  margin-top: 7px;
}
.card-bottom {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}
.amenities {
  font-size: 11px;
  color: var(--muted);
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
}
.price-display {
  text-align: right;
  max-width: 55%;
}
.price-display strong {
  display: block;
  font-size: 21px;
  font-weight: 650;
  letter-spacing: -0.5px;
  overflow-wrap: anywhere;
}
.price-display small {
  display: block;
  font-size: 10px;
  color: var(--muted);
  margin-top: 6px;
}
.expand-label {
  font-size: 11px;
  color: var(--accent);
  display: block;
  margin-top: 14px;
  text-align: right;
}
.option-card[open] .expand-label {
  display: none;
}
.itinerary-detail {
  border-top: 1px solid var(--line);
  padding: 22px 25px;
  background: #fbfcfc;
}
.detail-journey {
  margin: 0 0 24px;
}
.detail-journey h3 {
  margin: 0 0 16px;
  color: var(--accent);
}
.flight-detail {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 16px 0;
}
.flight-detail .flight-title {
  font-size: 13px;
  font-weight: 650;
  margin-bottom: 9px;
}
.flight-detail .flight-route {
  font-size: 14px;
  line-height: 1.9;
}
.flight-detail .flight-extra {
  font-size: 11px;
  color: var(--muted);
  margin-top: 9px;
}
.layover {
  background: #edf3f3;
  border-radius: 6px;
  padding: 10px 13px;
  margin: 3px 0 3px 56px;
  font-size: 12px;
  color: #506971;
}
.layover.warn {
  background: #fff1d8;
  color: #865814;
}
.breakdown {
  border-top: 1px solid var(--line);
  padding-top: 17px;
}
.breakdown table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.breakdown td {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.breakdown td:last-child {
  text-align: right;
}
.footnote {
  font-size: 11px;
  color: var(--muted);
  margin: 22px 0;
  line-height: 1.7;
}
.copy-date {
  margin-top: 14px;
}
.check-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin-top: 15px;
}
.segment-status {
  font-size: 11px;
  color: var(--muted);
}
.issues {
  font-size: 13px;
  line-height: 1.6;
  padding-left: 20px;
}
.search-input {
  max-width: 320px;
}
.hidden {
  display: none !important;
}
@media (max-width: 1000px) {
  .trips {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .editor-layout {
    grid-template-columns: 200px minmax(0, 1fr);
  }
  .grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .journey-summary {
    grid-template-columns: 105px 1fr 80px;
    gap: 12px;
  }
  .timing {
    grid-template-columns: 1fr 70px 1fr;
    gap: 10px;
  }
}
@media (max-width: 760px) {
  .workspace {
    padding: 25px 16px 60px;
  }
  .topbar {
    height: 65px;
    padding: 0 16px;
  }
  .topnav .muted {
    display: none;
  }
  .intro,
  .editor-title {
    align-items: flex-start;
    flex-direction: column;
  }
  .intro h1 {
    font-size: 30px;
  }
  .trips {
    grid-template-columns: 1fr;
  }
  .editor-layout {
    display: block;
  }
  .option-nav {
    position: static;
    display: flex;
    gap: 8px;
    overflow: auto;
    margin-bottom: 18px;
    padding-bottom: 4px;
  }
  .option-nav > button {
    min-width: 160px;
    margin: 0;
  }
  .option-nav .nav-heading {
    display: none;
  }
  .panel {
    padding: 18px;
  }
  .savebar {
    align-items: flex-start;
    flex-direction: column;
  }
  .savebar .actions {
    width: 100%;
  }
  .grid.three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .lookup-line {
    grid-template-columns: 1fr 1fr;
  }
  .lookup-line button {
    grid-column: 1/-1;
  }
  .date-row {
    grid-template-columns: 1fr 1fr auto;
  }
  .date-row .date-name {
    grid-column: 1/-1;
  }
  .journey-head {
    flex-wrap: wrap;
  }
  .proposal-head {
    padding-top: 20px;
  }
  .proposal-head h1 {
    font-size: 33px;
  }
  .option-card > summary {
    padding: 18px;
  }
  .journey-summary {
    grid-template-columns: 1fr 78px;
    gap: 12px;
  }
  .airline-cell {
    grid-column: 1/-1;
  }
  .timing {
    grid-template-columns: 1fr 70px 1fr;
  }
  .time-point strong {
    font-size: 21px;
  }
  .card-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
  .price-display {
    text-align: left;
    max-width: 100%;
  }
  .itinerary-detail {
    padding: 18px;
  }
  .proposal-meta {
    gap: 8px;
  }
  .results-head {
    align-items: flex-start;
  }
  .dialog-body {
    padding: 18px;
  }
  .span2 {
    grid-column: 1/-1;
  }
  .journey-editor {
    padding: 12px;
  }
  .segment-content {
    padding: 0 12px 14px;
  }
  .journey-duration {
    font-size: 12px;
  }
}
@media (max-width: 420px) {
  .grid,
  .grid.three,
  .grid.four {
    grid-template-columns: 1fr;
  }
  .lookup-line {
    grid-template-columns: 1fr;
  }
  .lookup-line button {
    grid-column: auto;
  }
  .time-point strong {
    font-size: 19px;
  }
  .timing {
    grid-template-columns: 1fr 50px 1fr;
    gap: 7px;
  }
  .card-top {
    align-items: flex-start;
    flex-direction: column;
  }
  .date-row {
    grid-template-columns: 1fr auto;
  }
  .date-row label {
    grid-column: 1;
  }
  .date-row button {
    grid-column: 2;
    grid-row: 2/4;
  }
}
@media print {
  .topbar,
  .savebar,
  .results-head select,
  .dialog-head button,
  .expand-label {
    display: none;
  }
  body {
    background: white;
  }
  .workspace {
    padding: 0;
  }
  .option-card {
    break-inside: avoid;
    box-shadow: none;
  }
  .proposal-head {
    padding-top: 0;
  }
}