/* Tripkitty — warm-paper "honest receipt" aesthetic. (06-web-ui.md) */
:root {
  --paper: #fbf8f2;
  --ink: #1f1b16;
  --muted: #8a8174;
  --rule: #e7e0d4;
  --owed: #2e6f5e; /* you're owed / positive */
  --owes: #b4533a; /* you owe / negative */
  --paper-2: #f4efe4;
  --shadow: rgba(31, 27, 22, 0.06);
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 20px 96px;
}

/* Top masthead */
.masthead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 24px;
}
.masthead .brand {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.masthead .brand a {
  color: inherit;
  text-decoration: none;
}
.masthead .tag {
  color: var(--muted);
  font-size: 13px;
}

h1.trip-name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 30px;
  line-height: 1.1;
  letter-spacing: -0.015em;
  margin: 0 0 6px;
}
h2.section {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 17px;
  margin: 32px 0 10px;
  letter-spacing: 0.01em;
}
.sub {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 4px;
}

/* tabular money */
.money {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  white-space: nowrap;
}
.money.pos {
  color: var(--owed);
}
.money.neg {
  color: var(--owes);
}

/* Status pill */
.pill {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 2px;
  border: 1px solid var(--rule);
  color: var(--muted);
  vertical-align: middle;
}
.pill.active {
  color: var(--owed);
  border-color: var(--owed);
}
.pill.closed {
  color: var(--muted);
  background: var(--paper-2);
}

/* Receipt rows */
.rows {
  border-top: 1px solid var(--rule);
}
.row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--rule);
}
.row .grow {
  flex: 1;
  min-width: 0;
}
.row .handle {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 13px;
}
.row .desc {
  font-weight: 500;
}
.row .meta {
  color: var(--muted);
  font-size: 13px;
}
.row.voided {
  opacity: 0.5;
}
.row.voided .desc {
  text-decoration: line-through;
}
.tag-void {
  font-size: 11px;
  color: var(--owes);
  border: 1px solid var(--owes);
  border-radius: 2px;
  padding: 0 5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

a.tripcard {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: inherit;
}
a.tripcard:hover {
  background: var(--paper-2);
}
.avatars {
  display: flex;
}
.avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 600;
  margin-left: -8px;
  color: var(--ink);
}
.avatar:first-child {
  margin-left: 0;
}

/* Balance strip (signature) */
.strip {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 8px;
  margin: 18px 0 8px;
  overflow-x: auto;
}
.strip svg {
  display: block;
  width: 100%;
}

.settle {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 2px;
  border-bottom: 1px dashed var(--rule);
}
.settle .who {
  font-weight: 500;
}
.arrow {
  color: var(--muted);
  padding: 0 6px;
}

.totals {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 16px;
}
.totals .k {
  color: var(--muted);
}

.btn {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  background: var(--ink);
  color: var(--paper);
  border: none;
  border-radius: 3px;
  padding: 9px 16px;
  cursor: pointer;
}
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
}
.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--owed);
  outline-offset: 2px;
}
.toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.tabs {
  display: flex;
  gap: 18px;
  margin: 8px 0 6px;
  border-bottom: 1px solid var(--rule);
}
.tabs a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.tabs a.on {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 48px 16px;
  border: 1px dashed var(--rule);
  border-radius: 3px;
}
.empty .big {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 6px;
}

.evt {
  padding: 10px 2px;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
}
.evt .when {
  color: var(--muted);
  font-size: 12px;
  font-family: var(--mono);
}

.cat {
  font-size: 13px;
}

.loading {
  color: var(--muted);
  padding: 40px 0;
}

@media (prefers-reduced-motion: reduce) {
  .flow-dash {
    animation: none !important;
  }
}
@keyframes flow {
  to {
    stroke-dashoffset: -16;
  }
}
.flow-dash {
  stroke-dasharray: 4 6;
  animation: flow 1.1s linear infinite;
}