/* Hallmark · pre-emit critique: P5 H5 E5 S5 R5 V5
 * Hallmark · genre: modern-minimal · macrostructure: Narrative Workflow · theme: Coral
 * enrichment: none · nav: N9 edge-aligned minimal · footer: Ft2 inline rule · contrast: pass (40–41)
 * slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · icons: pass (30)
 * responsive: pass (49) · mobile: pass (34, 49, 50–57)
 * audience: 2–6 friends settling a late-night taxi · tone: utilitarian
 * component: result share actions · states: default · hover · focus · active · disabled · loading · error · success
 * component: sample result button · states: default · hover · focus · active · disabled
 */
@import url("../tokens.css");

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html,
body {
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 20rem;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

button,
input { font: inherit; }

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

a { color: inherit; }
:focus { outline: none; }

:focus-visible {
  outline: var(--rule-strong) solid var(--color-focus);
  outline-offset: var(--space-2xs);
}

.nav-edge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 2rem, 69rem);
  margin-inline: auto;
  padding-block: var(--space-lg);
}

.wordmark {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: -0.035em;
  text-decoration: none;
  white-space: nowrap;
}

.nav-help,
.text-button {
  min-height: 2.75rem;
  color: var(--color-ink-soft);
  font-weight: 700;
  text-decoration-color: var(--color-rule-strong);
  text-underline-offset: var(--space-2xs);
  white-space: nowrap;
}

.nav-help { display: inline-flex; align-items: center; }

main {
  width: min(100% - 2rem, 46rem);
  margin-inline: auto;
  padding-block: 0 var(--space-3xl);
}

.intro {
  padding-block: var(--space-sm) var(--space-lg);
}

.intro__context,
.flow-step {
  margin: 0 0 var(--space-sm);
  color: var(--color-accent-dark);
  font-family: var(--font-outlier);
  font-size: var(--text-sm);
  font-weight: 500;
}

h1,
h2,
legend {
  margin: 0;
  min-width: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

h1 { font-size: var(--text-xl); }
h2,
legend { font-size: var(--text-lg); }

.intro__copy,
.flow-heading > p:last-child {
  max-width: 60ch;
  color: var(--color-ink-soft);
}

.intro__copy { margin: var(--space-sm) 0 0; }
.flow-heading > p:last-child { margin: var(--space-sm) 0 0; }

.flow-panel {
  min-width: 0;
  border-block-start: var(--rule-strong) solid var(--color-ink);
  background: var(--color-surface);
  padding: var(--space-xl) var(--space-lg);
}

.flow-heading { margin-block-end: var(--space-xl); }

.field {
  display: grid;
  gap: var(--space-xs);
  min-width: 0;
}

label {
  color: var(--color-ink);
  font-size: var(--text-sm);
  font-weight: 700;
}

input {
  width: 100%;
  min-width: 0;
  height: 3.25rem;
  border: var(--rule-thin) solid var(--color-rule-strong);
  border-radius: var(--radius-sm);
  outline: var(--rule-strong) solid transparent;
  outline-offset: var(--space-3xs);
  background: var(--color-paper);
  color: var(--color-ink);
  padding-inline: var(--space-md) var(--space-xl);
  transition: background-color var(--dur-short) var(--ease-out);
}

input::placeholder { color: var(--color-muted); }

input:focus-visible {
  border-color: var(--color-ink-soft);
  outline-color: var(--color-focus);
}

input[aria-invalid="true"] {
  border-color: var(--color-error);
  background: var(--color-error-soft);
}

input[data-state="loading"] { background: var(--color-paper-2); }
input[data-state="error"] { border-color: var(--color-error); }
input[data-state="success"] { border-color: var(--color-success); }
input:disabled { cursor: not-allowed; opacity: 0.55; }

.field-help,
.field-status,
.people-count,
.storage-note {
  min-height: 1lh;
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.origin-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-xs);
  min-width: 0;
}

.autocomplete-shell {
  position: relative;
  min-width: 0;
}

.suggestion-list {
  position: absolute;
  z-index: var(--z-dropdown);
  inset-block-start: calc(100% + var(--space-2xs));
  inset-inline: 0;
  max-height: 16rem;
  overflow-y: auto;
  list-style: none;
  margin: 0;
  border: var(--rule-thin) solid var(--color-rule-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  padding: var(--space-2xs);
}

.suggestion-list [role="option"] {
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  border-radius: calc(var(--radius-sm) - var(--space-3xs));
  color: var(--color-ink);
  cursor: pointer;
  padding: var(--space-sm);
  overflow-wrap: anywhere;
}

.suggestion-list [role="option"][aria-selected="true"],
.suggestion-list [role="option"]:focus-visible {
  background: var(--color-accent-soft);
  outline: var(--rule-strong) solid var(--color-focus);
  outline-offset: calc(var(--space-3xs) * -1);
}

.primary-button,
.secondary-button,
.location-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-weight: 700;
  padding-inline: var(--space-lg);
  white-space: nowrap;
  transition: background-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}

.primary-button {
  width: 100%;
  margin-block-start: var(--space-xl);
  border: var(--rule-thin) solid var(--color-ink);
  background: var(--color-ink);
  color: var(--color-paper);
}

.secondary-button,
.location-button {
  border: var(--rule-thin) solid var(--color-rule-strong);
  background: var(--color-surface);
  color: var(--color-ink);
}

.location-button {
  min-width: 5rem;
  padding-inline: var(--space-md);
}

.location-loading { display: none; }
.location-button[data-state="loading"] .location-label { display: none; }
.location-button[data-state="loading"] .location-loading { display: inline; }
.location-button[data-state="error"] { border-color: var(--color-error); color: var(--color-error); }
.location-button[data-state="success"] { border-color: var(--color-success); color: var(--color-success); }

.primary-button:active,
.secondary-button:active,
.location-button:active,
.text-button:active,
.remove-person:active { transform: translateY(var(--space-3xs)); }

.primary-button:disabled,
.secondary-button:disabled,
.location-button:disabled,
.text-button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.button-loading { display: none; }
.primary-button[data-state="loading"] .button-label { display: none; }
.primary-button[data-state="loading"] .button-loading { display: inline; }

.sample-button {
  width: 100%;
  margin-block-start: var(--space-sm);
}

.people-fieldset {
  margin: var(--space-xl) 0 0;
  padding: var(--space-xl) 0 0;
  border: 0;
  border-block-start: var(--rule-thin) solid var(--color-rule);
}

.people {
  display: grid;
  gap: var(--space-lg);
  margin-block: var(--space-lg);
}

.person-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-xs);
  align-items: start;
  padding-block-end: var(--space-lg);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}

.remove-person {
  align-self: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 0;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  font-size: var(--text-sm);
  text-decoration: underline;
  text-underline-offset: var(--space-2xs);
  white-space: nowrap;
}

.remove-person:disabled {
  cursor: not-allowed;
  opacity: 0.35;
  text-decoration: none;
}

.people-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.form-error {
  margin: var(--space-lg) 0 0;
  border-radius: var(--radius-sm);
  background: var(--color-error-soft);
  color: var(--color-error);
  padding: var(--space-sm) var(--space-md);
}

.ride-panel { position: relative; }

.ride-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-block-end: var(--space-lg);
  color: var(--color-success);
  font-size: var(--text-sm);
  font-weight: 700;
}

.ride-status span {
  width: var(--space-sm);
  height: var(--space-sm);
  border-radius: var(--radius-pill);
  background: var(--color-success);
}

.ride-plan {
  margin-block-start: var(--space-xl);
}

.ride-plan h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-style: normal;
}

.ride-plan-table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  margin: var(--space-md) 0 0;
  border-block-start: var(--rule-thin) solid var(--color-rule);
}

.ride-plan-table th,
.ride-plan-table td {
  padding-block: var(--space-md);
  border-block-end: var(--rule-thin) solid var(--color-rule);
  text-align: start;
  vertical-align: middle;
}

.ride-plan-table thead th {
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-weight: 400;
}

.ride-plan-table th:first-child { width: var(--space-2xl); }
.ride-plan-table th:last-child,
.ride-plan-table td:last-child {
  width: calc(var(--space-2xl) + var(--space-lg) + var(--space-xs));
  text-align: end;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.ride-plan-table tbody th {
  position: relative;
  color: var(--color-accent-dark);
  font-size: var(--text-sm);
  text-align: center;
}

.route-order-cell::before {
  content: "";
  position: absolute;
  inset-block: 0;
  inset-inline-start: 50%;
  width: var(--rule-strong);
  transform: translateX(-50%);
  background: var(--color-rule-strong);
}

.ride-plan-table tbody tr:first-child .route-order-cell::before { inset-block-start: 50%; }
.ride-plan-table tbody tr:last-child .route-order-cell::before { inset-block-end: 50%; }

.ride-plan-table tbody tr:not(:last-child) .route-order-cell::after {
  content: "↓";
  position: absolute;
  z-index: var(--z-base);
  inset-inline-start: 50%;
  inset-block-end: calc(var(--space-sm) * -1);
  transform: translateX(-50%);
  background: var(--color-surface);
  color: var(--color-accent-dark);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1;
  padding-block: var(--space-3xs);
}

.route-node {
  position: relative;
  z-index: var(--z-base);
  display: inline-grid;
  place-items: center;
  width: calc(var(--space-lg) + var(--space-xs));
  height: calc(var(--space-lg) + var(--space-xs));
  border: var(--rule-strong) solid var(--color-accent-dark);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-accent-dark);
  font-variant-numeric: tabular-nums;
}

.route-node--start {
  width: auto;
  min-width: calc(var(--space-xl) + var(--space-xs));
  padding-inline: var(--space-xs);
  border-color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-size: var(--text-xs);
}

.ride-plan-table td { overflow-wrap: anywhere; }
.ride-plan-table td strong { display: block; }
.ride-plan-table td small { display: block; color: var(--color-muted); font-size: var(--text-sm); }
.ride-plan > p { margin: var(--space-sm) 0 0; color: var(--color-muted); font-size: var(--text-sm); }

.ride-secondary-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-block-start: var(--space-md);
}

.text-button {
  border: 0;
  background: transparent;
  cursor: pointer;
  padding-inline: 0;
}

.danger-text { color: var(--color-error); }
.storage-note { margin-block-start: var(--space-xl); }

.money-input { position: relative; }
.money-input input {
  padding-inline-end: calc(var(--space-xl) + var(--space-md));
  font-variant-numeric: tabular-nums;
}

.money-input span {
  position: absolute;
  inset-block-start: 50%;
  inset-inline-end: var(--space-md);
  transform: translateY(-50%);
  color: var(--color-ink-soft);
  font-weight: 700;
}

.back-button {
  display: block;
  margin: var(--space-md) auto 0;
}

.result-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  margin-block-end: var(--space-xl);
}

.result-total {
  margin: 0;
  text-align: end;
  font-variant-numeric: tabular-nums;
}

.result-total span {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.result-total small { color: var(--color-muted); font-size: var(--text-xs); }

.allocation-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-block-start: var(--rule-strong) solid var(--color-ink);
}

.allocation-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-xs) var(--space-lg);
  padding-block: var(--space-lg);
  border-block-end: var(--rule-thin) solid var(--color-rule);
}

.allocation-person { min-width: 0; }
.allocation-person strong { display: block; overflow-wrap: anywhere; }
.allocation-person span,
.allocation-detail { color: var(--color-muted); font-size: var(--text-sm); }

.allocation-amount {
  align-self: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.allocation-detail { grid-column: 1 / -1; margin: 0; }
.allocation-warning { color: var(--color-error); font-weight: 700; }

.route-summary {
  margin-block-start: var(--space-xl);
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-ink);
  padding: var(--space-md);
}

.route-summary__label {
  margin: 0;
  color: var(--color-accent-dark);
  font-size: var(--text-sm);
  font-weight: 700;
}

.route-summary__value {
  margin: var(--space-xs) 0 0;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.explanation,
.method-note {
  margin-block-start: var(--space-lg);
  border-block: var(--rule-thin) solid var(--color-rule);
  padding-block: var(--space-md);
}

.explanation summary,
.method-note summary {
  min-height: 2.75rem;
  cursor: pointer;
  font-weight: 700;
}

.explanation p,
.method-note p { color: var(--color-ink-soft); }
.basis-list { margin: var(--space-sm) 0; padding-inline-start: var(--space-lg); color: var(--color-ink-soft); }
.basis-list li + li { margin-block-start: var(--space-2xs); }
.explanation__note { font-size: var(--text-sm); }

.result-share-actions {
  display: grid;
  gap: var(--space-sm);
  margin-block-start: var(--space-xl);
}

.result-action-button {
  width: 100%;
  margin-block-start: 0;
}

.result-action-label { display: none; }
.result-action-label--default,
.result-action-button[data-state="loading"] .result-action-label--loading,
.result-action-button[data-state="success"] .result-action-label--success,
.result-action-button[data-state="error"] .result-action-label--error { display: inline; }

.result-action-button[data-state] .result-action-label--default { display: none; }
.result-action-button[data-state="success"] {
  border-color: var(--color-success);
  background: var(--color-success);
  color: var(--color-paper);
}

.result-action-button[data-state="error"] {
  border-color: var(--color-error);
  background: var(--color-error);
  color: var(--color-paper);
}

.result-share-status {
  min-height: 1lh;
  margin: var(--space-xs) 0 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
  text-align: center;
}

.clipboard-fallback {
  position: fixed;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

.result-reset { width: 100%; margin-block-start: var(--space-md); }

.method-note { margin-block-start: var(--space-xl); }

.foot-line {
  width: min(100% - 2rem, 69rem);
  margin-inline: auto;
  border-block-start: var(--rule-thin) solid var(--color-rule);
  color: var(--color-muted);
  font-size: var(--text-sm);
  padding-block: var(--space-lg) max(var(--space-xl), env(safe-area-inset-bottom));
}

.foot-line p { margin: 0; }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-lg);
  margin-block-start: var(--space-sm);
}

.footer-links a,
.legal-back-link,
.legal-copy a {
  color: var(--color-ink-soft);
  text-decoration-color: var(--color-rule-strong);
  text-underline-offset: var(--space-2xs);
}

.legal-main {
  padding-block: var(--space-lg) var(--space-3xl);
}

.legal-heading {
  border-block-start: var(--rule-strong) solid var(--color-ink);
  padding-block: var(--space-xl);
}

.legal-heading h1 {
  font-size: var(--text-xl);
}

.legal-heading p {
  margin: var(--space-sm) 0 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.legal-copy {
  border-block-start: var(--rule-thin) solid var(--color-rule);
  padding-block-start: var(--space-lg);
}

.legal-copy section + section {
  margin-block-start: var(--space-xl);
}

.legal-copy h2 {
  font-family: var(--font-display);
  font-size: var(--text-md);
  letter-spacing: -0.02em;
}

.legal-copy p,
.legal-copy li {
  color: var(--color-ink-soft);
}

.legal-copy p {
  margin: var(--space-sm) 0 0;
}

.legal-copy ul {
  margin: var(--space-sm) 0 0;
  padding-inline-start: var(--space-lg);
}

.legal-copy li + li {
  margin-block-start: var(--space-xs);
}

.legal-copy .primary-button {
  color: var(--color-paper);
  text-decoration: none;
}

.legal-note {
  margin-block-start: var(--space-xl);
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  padding: var(--space-md);
}

.legal-back-link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  margin-block-start: var(--space-xl);
  font-weight: 700;
}

.contact-actions {
  max-width: 28rem;
  margin-block-start: var(--space-lg);
}

@media (hover: hover) and (pointer: fine) {
  input:hover { background: var(--color-paper-2); }
  .primary-button:hover { background: var(--color-ink-soft); transform: translateY(calc(var(--space-3xs) * -1)); }
  .result-action-button[data-state="success"]:hover { background: var(--color-success); }
  .result-action-button[data-state="error"]:hover { background: var(--color-error); }
  .secondary-button:hover,
  .location-button:hover { background: var(--color-paper-2); transform: translateY(calc(var(--space-3xs) * -1)); }
  .suggestion-list [role="option"]:hover { background: var(--color-paper-2); }
  .nav-help:hover,
  .text-button:hover,
  .remove-person:hover,
  .footer-links a:hover,
  .legal-back-link:hover,
  .legal-copy a:hover { color: var(--color-accent-dark); }
  .danger-text:hover { color: var(--color-error); }
}

@media (min-width: 40rem) {
  .nav-edge { width: min(100% - 3rem, 69rem); }
  main { width: min(100% - 3rem, 46rem); }
  h1 { font-size: var(--text-2xl); }
  .flow-panel { padding: var(--space-2xl); }
}

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