:root {
  color-scheme: light;
  --paper: oklch(95.5% 0.018 85);
  --paper-raised: oklch(98% 0.012 85);
  --ink: oklch(20% 0.025 65);
  --ink-soft: oklch(43% 0.022 65);
  --line: oklch(79% 0.028 80);
  --signal: oklch(66% 0.19 42);
  --signal-pressed: oklch(58% 0.18 42);
  --good: oklch(45% 0.12 148);
  --good-bg: oklch(91% 0.06 148);
  --danger: oklch(50% 0.18 25);
  --danger-bg: oklch(92% 0.045 25);
  --focus: oklch(55% 0.16 245);
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 0.75rem;
  --space-lg: 1rem;
  --space-xl: 1.5rem;
  --space-2xl: 2rem;
  --space-3xl: 3rem;
  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --font-body: "Avenir Next", Avenir, "Trebuchet MS", sans-serif;
  --font-data: "DIN Alternate", "Avenir Next Condensed", "Trebuchet MS", sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: oklch(18% 0.018 65);
  --paper-raised: oklch(23% 0.02 65);
  --ink: oklch(92% 0.018 80);
  --ink-soft: oklch(70% 0.022 75);
  --line: oklch(35% 0.025 68);
  --signal: oklch(72% 0.17 48);
  --signal-pressed: oklch(65% 0.17 45);
  --good: oklch(73% 0.12 148);
  --good-bg: oklch(29% 0.06 148);
  --danger: oklch(75% 0.14 25);
  --danger-bg: oklch(29% 0.07 25);
  --focus: oklch(76% 0.12 240);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100dvh;
  margin: 0;
  padding: max(var(--space-lg), env(safe-area-inset-top)) max(var(--space-lg), env(safe-area-inset-right)) max(var(--space-3xl), env(safe-area-inset-bottom)) max(var(--space-lg), env(safe-area-inset-left));
  background:
    linear-gradient(90deg, transparent 0 1.5rem, color-mix(in oklch, var(--signal) 12%, transparent) 1.5rem 1.56rem, transparent 1.56rem),
    var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  font-kerning: normal;
}

button,
input,
summary {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

.sr-only,
.skip-link:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-sm);
}

.app-header,
main {
  width: min(100%, 45rem);
  margin-inline: auto;
}

.app-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: var(--space-md);
  min-height: 6.5rem;
  padding: var(--space-sm) 0 var(--space-xl);
  border-bottom: 1px solid var(--line);
}

.app-header > div {
  grid-column: 2;
}

.eyebrow {
  margin: 0 0 var(--space-xs);
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  line-height: 1.4;
}

h1,
h2,
p {
  margin-top: 0;
}

h1,
h2 {
  margin-bottom: 0;
  font-family: var(--font-data);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

h1 {
  font-size: clamp(2rem, 8vw, 3.25rem);
}

h2 {
  font-size: clamp(1.5rem, 6vw, 2.25rem);
}

.status-dot {
  grid-column: 3;
  width: 0.75rem;
  height: 0.75rem;
  margin-top: 0.4rem;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 0.25rem var(--good-bg);
}

.back-button,
.swap-button,
.delete-button {
  display: inline-grid;
  place-items: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.back-button {
  margin-left: -0.5rem;
  font-size: 1.5rem;
}

.notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-sm);
}

.notice p {
  margin: 0;
}

.notice-error {
  color: var(--danger);
  background: var(--danger-bg);
}

.chat-callout,
.rules-note {
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
  border: 1px solid color-mix(in oklch, var(--signal) 55%, var(--line));
  border-radius: var(--radius-md);
  background: color-mix(in oklch, var(--signal) 8%, var(--paper-raised));
}

.chat-callout p,
.rules-note p {
  margin-bottom: var(--space-sm);
}

.chat-callout p:last-of-type,
.rules-note p:last-child {
  margin-bottom: 0;
}

.chat-callout .text-button {
  margin-top: var(--space-sm);
  padding: 0;
  color: var(--signal-pressed);
}

.text-button {
  min-height: 2.75rem;
  padding: 0 var(--space-md);
  border: 0;
  background: transparent;
  color: currentColor;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.2em;
  cursor: pointer;
}

.search-wrap {
  display: block;
  margin: var(--space-xl) 0 var(--space-md);
}

.search-wrap input,
.field input {
  width: 100%;
  min-height: 3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-raised);
  color: var(--ink);
}

.search-wrap input {
  padding: 0 var(--space-lg);
}

input::placeholder {
  color: var(--ink-soft);
  opacity: 1;
}

.skeleton {
  display: grid;
  gap: 1px;
  margin-top: var(--space-xl);
  background: var(--line);
}

.skeleton span {
  display: block;
  height: 7rem;
  background: linear-gradient(100deg, var(--paper) 30%, var(--paper-raised) 50%, var(--paper) 70%);
  background-size: 250% 100%;
  animation: sweep 1.2s ease-in-out infinite;
}

@keyframes sweep {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

.empty-state {
  padding: clamp(3rem, 18vh, 7rem) 0 var(--space-3xl);
  text-align: left;
}

.empty-state h2 {
  margin-bottom: var(--space-sm);
}

.empty-state > p:last-child {
  max-width: 27ch;
  margin: 0;
  color: var(--ink-soft);
}

.empty-route {
  margin-bottom: var(--space-xl);
  color: var(--signal);
  font-family: var(--font-data);
  font-size: clamp(2rem, 12vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 1;
}

.result-count {
  min-height: 1.5rem;
  margin: var(--space-xl) 0 0;
  color: var(--ink-soft);
  font-size: 0.875rem;
}

.trip-list {
  border-top: 1px solid var(--line);
}

.trip {
  display: grid;
  gap: var(--space-md);
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--line);
  animation: arrive 260ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hunt {
  display: block;
}

.hunt-heading {
  min-width: 0;
}

.hunt-title {
  margin-bottom: var(--space-md);
}

.scan-progress {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.scan-progress progress {
  width: 100%;
  height: 0.5rem;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: var(--line);
  color: var(--signal);
}

.scan-progress progress::-webkit-progress-bar {
  border-radius: 999px;
  background: var(--line);
}

.scan-progress progress::-webkit-progress-value {
  border-radius: 999px;
  background: var(--signal);
}

.scan-progress progress::-moz-progress-bar {
  border-radius: 999px;
  background: var(--signal);
}

.scan-progress-label {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.hunt .trip-route {
  display: block;
  overflow-wrap: anywhere;
  font-size: clamp(1.2rem, 6vw, 1.8rem);
  line-height: 1.15;
}

.trip:nth-child(2) { animation-delay: 40ms; }
.trip:nth-child(3) { animation-delay: 80ms; }

.trip.no-arrive {
  animation: none;
}

@keyframes arrive {
  from { opacity: 0; transform: translateY(0.5rem); }
  to { opacity: 1; transform: translateY(0); }
}

.trip-route {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0;
  font-family: var(--font-data);
  font-size: clamp(1.5rem, 7vw, 2.25rem);
  font-weight: 800;
  letter-spacing: 0.025em;
  line-height: 1;
}

.route-arrow {
  color: var(--signal);
  font-size: 0.9em;
}

.trip-dates,
.trip-meta,
.trip-error,
.price-context {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.875rem;
}

.trip-error {
  color: var(--danger);
}

.trip-price {
  margin: var(--space-sm) 0 0;
  font-family: var(--font-data);
  font-size: clamp(2.4rem, 12vw, 4.5rem);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.hunt .trip-price-wrap {
  margin-top: var(--space-xl);
}

.hunt-options {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.best-option,
.alternative-option {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0 var(--space-md);
  min-height: 4.75rem;
  padding: var(--space-md);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  text-decoration: none;
}

.best-option {
  border-color: var(--ink);
  background: var(--paper-raised);
}

.alternative-option {
  padding-inline: 0;
  border-width: 1px 0 0;
  border-radius: 0;
}

.option-route,
.option-price {
  align-self: end;
  font-family: var(--font-data);
  font-weight: 850;
}

.option-price {
  grid-column: 2;
  grid-row: 1 / span 4;
  align-self: center;
  font-size: 1.4rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.option-date,
.option-meta,
.option-bags {
  grid-column: 1;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 0.75rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.option-bags {
  grid-column: 1;
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 750;
}

.bag-warning {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.price-context {
  margin-top: var(--space-sm);
}

.price-context.good {
  color: var(--good);
  font-weight: 700;
}

.trip-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.flight-link,
.secondary-button,
.danger-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0 var(--space-lg);
  border-radius: var(--radius-sm);
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}

.flight-link {
  border: 1px solid var(--ink);
  color: var(--ink);
}

.flight-link[aria-disabled="true"] {
  border-color: var(--line);
  color: var(--ink-soft);
  pointer-events: none;
}

.delete-button {
  margin-left: auto;
  color: var(--danger);
  font-size: 0.875rem;
  font-weight: 700;
}

.sticky-action {
  width: 100%;
  margin-top: var(--space-xl);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-width: 10rem;
  min-height: 3.5rem;
  padding: 0 var(--space-xl);
  border: 0;
  border-radius: 999px;
  background: var(--signal);
  color: oklch(17% 0.025 45);
  font-weight: 800;
  cursor: pointer;
}

.sticky-action:active {
  transform: translateY(1px);
  background: var(--signal-pressed);
}

.sticky-action:disabled {
  opacity: 0.6;
  cursor: wait;
}

#form-view .sticky-action {
  position: static;
  width: 100%;
  margin-top: var(--space-xl);
  box-shadow: none;
}

.form-heading {
  padding: var(--space-3xl) 0 var(--space-2xl);
}

.form-heading > p:last-child {
  max-width: 34rem;
  margin: var(--space-md) 0 0;
  color: var(--ink-soft);
}

.title-field {
  margin-bottom: var(--space-xl);
}

.route-fields,
.date-fields {
  display: grid;
  align-items: end;
  gap: var(--space-md);
}

.route-fields {
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
}

.date-fields {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: var(--space-xl);
}

.field {
  display: grid;
  gap: var(--space-sm);
  color: var(--ink-soft);
  font-size: 0.875rem;
  font-weight: 700;
}

.field input {
  padding: 0 var(--space-md);
  font-size: 1rem;
  font-weight: 650;
}

.airport-picker {
  position: relative;
  min-width: 0;
}

.multi-airport-block {
  margin-top: var(--space-lg);
}

.airport-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  min-height: 0;
  margin-top: var(--space-sm);
}

.airport-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: 2.25rem;
  padding-left: var(--space-md);
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--paper-raised);
  font-size: 0.75rem;
}

.airport-chip b {
  font-family: var(--font-data);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

.airport-chip span {
  max-width: 8rem;
  overflow: hidden;
  color: var(--ink-soft);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.airport-chip button {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  font-size: 1.25rem;
  cursor: pointer;
}

.code-field input {
  height: 4rem;
  font-family: var(--font-data);
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: -0.01em;
}

.code-field input[data-code] {
  font-size: clamp(1.5rem, 7vw, 2rem);
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.airport-options {
  position: absolute;
  z-index: 12;
  top: calc(100% + var(--space-sm));
  left: 0;
  width: min(21rem, calc(100vw - 2rem));
  max-height: min(22rem, 48vh);
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-raised);
  box-shadow: 0 1rem 2.5rem color-mix(in oklch, var(--ink) 20%, transparent);
  overscroll-behavior: contain;
}

.airport-options-end {
  right: 0;
  left: auto;
}

.airport-option {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  min-height: 4rem;
  padding: var(--space-sm) var(--space-md);
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.airport-option:last-child {
  border-bottom: 0;
}

.airport-option[aria-selected="true"],
.airport-option:active {
  background: color-mix(in oklch, var(--signal) 16%, var(--paper-raised));
}

.airport-option-code {
  font-family: var(--font-data);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.airport-option-details {
  display: grid;
  min-width: 0;
}

.airport-option-city,
.airport-option-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.airport-option-city {
  font-size: 0.875rem;
  font-weight: 800;
}

.airport-option-name {
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 600;
}

.airport-option-message {
  margin: 0;
  padding: var(--space-lg);
  color: var(--ink-soft);
  font-size: 0.875rem;
  font-weight: 650;
}

.swap-button {
  margin-bottom: 0.6rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 1.25rem;
}

.field-hint,
.fare-note {
  margin: var(--space-sm) 0 0;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.segmented-choice.date-mode-choice {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: var(--space-2xl);
}

.date-mode-choice span {
  min-height: 3rem;
  padding-inline: var(--space-xs);
  font-size: 0.75rem;
  text-align: center;
}

.date-plan-panel {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: color-mix(in oklch, var(--paper-raised) 65%, transparent);
}

.date-plan-panel .date-fields {
  margin-top: 0;
}

.date-plan-panel .date-fields + .panel-title,
.date-plan-panel .number-fields {
  margin-top: var(--space-lg);
}

.panel-title {
  margin: 0 0 var(--space-sm);
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.price-field {
  margin-top: var(--space-2xl);
}

.fare-filters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.price-input {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  border-bottom: 2px solid var(--ink);
}

.price-input b {
  font-family: var(--font-data);
  font-size: 2rem;
}

.price-input input {
  height: 4.5rem;
  border: 0;
  background: transparent;
  font-family: var(--font-data);
  font-size: clamp(2.5rem, 13vw, 4.5rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
}

.segmented-choice {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
  padding: 0;
  border: 0;
}

.three-choice {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.bag-choice {
  margin-top: var(--space-xl);
}

.stop-choice {
  margin: var(--space-2xl) 0 0;
}

.segmented-choice legend {
  margin-bottom: var(--space-sm);
  color: var(--ink-soft);
  font-size: 0.875rem;
  font-weight: 700;
}

.segmented-choice label {
  min-width: 0;
}

.segmented-choice input {
  position: absolute;
  opacity: 0;
}

.segmented-choice span {
  display: grid;
  place-items: center;
  min-height: 2.75rem;
  padding: 0 var(--space-sm);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink-soft);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
}

.segmented-choice input:checked + span {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.segmented-choice input:focus-visible + span {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.compact-choice span {
  padding-inline: var(--space-xs);
  font-size: 0.75rem;
}

.fare-note {
  margin-top: var(--space-lg);
}

.exception-panel {
  margin-top: var(--space-2xl);
  padding: var(--space-lg);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.exception-panel summary {
  min-height: 2.75rem;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
}

.exception-panel > p {
  color: var(--ink-soft);
  font-size: 0.875rem;
}

.compact-number {
  max-width: 12rem;
  margin-top: var(--space-lg);
}

.inline-euro {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--ink);
  font-family: var(--font-data);
  font-size: 1.25rem;
}

.inline-euro input {
  min-width: 0;
}

.rules-note {
  border-color: var(--line);
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.form-error {
  margin-top: var(--space-lg);
  color: var(--danger);
}

dialog {
  width: min(calc(100% - 2rem), 28rem);
  padding: var(--space-xl);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  color: var(--ink);
}

dialog::backdrop {
  background: color-mix(in oklch, var(--ink) 62%, transparent);
}

dialog h2 {
  margin-bottom: var(--space-md);
}

.dialog-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.secondary-button,
.danger-button {
  border: 1px solid var(--line);
}

.secondary-button {
  background: transparent;
  color: var(--ink);
}

.danger-button {
  border-color: var(--danger);
  background: var(--danger);
  color: var(--paper-raised);
}

.toast {
  position: fixed;
  z-index: 10;
  left: 50%;
  bottom: max(5.5rem, calc(4.5rem + env(safe-area-inset-bottom)));
  width: max-content;
  max-width: calc(100% - 2rem);
  padding: var(--space-md) var(--space-lg);
  transform: translateX(-50%);
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--paper);
  font-size: 0.875rem;
  font-weight: 700;
}

@media (min-width: 34rem) {
  body {
    padding-inline: max(var(--space-2xl), env(safe-area-inset-left));
  }

  .trip {
    grid-template-columns: minmax(0, 1.4fr) minmax(10rem, 0.8fr);
    align-items: end;
  }

  .hunt {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(10rem, 0.8fr);
    align-items: start;
  }

  .hunt .trip-price-wrap {
    margin-top: 1.6rem;
    text-align: right;
  }

  .hunt-options,
  .hunt .trip-actions {
    grid-column: 1 / -1;
  }

  .trip-price-wrap {
    text-align: right;
  }

  .trip-actions {
    grid-column: 1 / -1;
  }
}

@media (hover: hover) {
  .flight-link:hover,
  .secondary-button:hover,
  .swap-button:hover {
    background: var(--paper-raised);
  }

  .sticky-action:hover {
    background: var(--signal-pressed);
  }

  .airport-option:hover {
    background: color-mix(in oklch, var(--signal) 11%, var(--paper-raised));
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}