:root {
  color-scheme: light dark;
  --danger: #9c4a5a;
  --danger-text: #ffffff;
  --bg: #ffeacd;
  --card-bg: #ffffff;
  --surface-alt: #fff3e0;
  --text: #6b4636;
  --text-muted: #93705c;
  --border: #f0dcc0;
  --radius: 14px;
  --header-bg: #6b4636;

  --accent: #be6478;
  --accent-text: #ffffff;
  --secondary: #f3edbc;
  --secondary-text: #6b4636;

  --item-card-bg: #c3cba0;
  --item-card-border: #a8b384;
  --item-thumb-bg: #fcf2e3;

  --total-default-bg: #f3d8de;
  --total-default-border: #e4b9c4;
  --total-default-text: #be6478;

  --capture-bg: #8b9a6e;
  --capture-text: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --danger: #d98a98;
    --danger-text: #2e1015;
    --bg: #241a14;
    --card-bg: #2e2119;
    --surface-alt: #3a2b1f;
    --text: #fcefe0;
    --text-muted: #c9b39f;
    --border: #4a3830;
    --header-bg: #3a281e;

    --accent: #e58ca0;
    --accent-text: #2e1015;
    --secondary: #b8a24a;
    --secondary-text: #2e1015;

    --item-card-bg: #4b5240;
    --item-card-border: #5c6450;
    --item-thumb-bg: #3a2b1f;

    --total-default-bg: #4a2f36;
    --total-default-border: #5c3b43;
    --total-default-text: #e58ca0;

    --capture-bg: #a3b587;
    --capture-text: #241a14;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  padding-bottom: 40px;
}

.app-header {
  background: var(--header-bg);
  color: white;
  padding: 14px 16px calc(10px + env(safe-area-inset-top, 0px));
  padding-top: max(14px, env(safe-area-inset-top, 0px));
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-row h1 {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0;
}

.trip-subtitle {
  font-size: 0.85rem;
  opacity: 0.85;
  margin-top: 2px;
  min-height: 1.1em;
}

.icon-btn {
  background: rgba(255,255,255,0.15);
  border: none;
  color: white;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 1.1rem;
  cursor: pointer;
}

.menu-panel {
  position: absolute;
  right: 12px;
  top: 56px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 30;
  min-width: 180px;
}

.menu-panel button {
  padding: 12px 16px;
  border: none;
  background: none;
  text-align: left;
  font-size: 0.95rem;
  color: var(--text);
  cursor: pointer;
  border-bottom: 1px solid var(--border);
}
.menu-panel button:last-child { border-bottom: none; }
.menu-panel button.danger { color: var(--danger); }

.hidden { display: none !important; }

main#app {
  padding: 16px;
  max-width: 640px;
  margin: 0 auto;
}

.screen h2 {
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  margin-top: 0;
}

.hint {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.people-input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.people-input-row input {
  flex: 1;
}

input, select {
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  font-family: "Nunito", sans-serif;
  font-size: 1rem;
  width: 100%;
}

button {
  font-family: "Outfit", sans-serif;
}

.chip-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 8px 0 16px;
}

.chip-list li {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  font-family: "Nunito", sans-serif;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.chip-list .chip-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0;
}

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-family: "Outfit", sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  white-space: nowrap;
}

.chip-list.selectable li {
  cursor: pointer;
  user-select: none;
}

.chip-list.selectable li.selected {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.attribution-mode-row {
  display: flex;
  gap: 6px;
  margin: 8px 0 4px;
}

.mode-btn {
  flex: 1;
  padding: 10px 6px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--secondary);
  color: var(--secondary-text);
  font-family: "Nunito", sans-serif;
  font-weight: 800;
  font-size: 0.82rem;
  cursor: pointer;
}

.mode-btn.active {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.primary-btn {
  background: var(--accent);
  color: var(--accent-text);
  border: none;
  padding: 14px 18px;
  border-radius: 12px;
  font-family: "Outfit", sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  width: 100%;
  cursor: pointer;
}

.primary-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.secondary-btn {
  background: var(--secondary);
  border: 1px solid var(--border);
  color: var(--secondary-text);
  padding: 12px 14px;
  border-radius: 12px;
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  white-space: nowrap;
}

.danger-btn {
  background: var(--danger);
  color: var(--danger-text);
  border: none;
  padding: 14px 18px;
  border-radius: 12px;
  font-family: "Outfit", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  width: 100%;
  cursor: pointer;
  margin-top: 14px;
}

.totals-bar {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 16px;
}

.total-card {
  background: var(--total-default-bg);
  border: 1px solid var(--total-default-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  min-width: 110px;
  flex-shrink: 0;
  text-align: center;
  cursor: pointer;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

.total-card.grand {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.total-card.selected {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

.total-card .name {
  font-family: "Nunito", sans-serif;
  font-size: 0.78rem;
  color: var(--total-default-text);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.total-card.grand .name {
  color: var(--accent-text);
  opacity: 0.9;
}

.total-card .amount {
  font-family: "Outfit", sans-serif;
  font-variant-numeric: tabular-nums;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--total-default-text);
}

.total-card.grand .amount {
  color: var(--accent-text);
}

.add-item-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 8px;
}

.capture-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0 0 20px;
}

.capture-btn {
  flex: 1;
  background: var(--capture-bg);
  color: var(--capture-text);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-label {
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  margin: 0;
}

.section-label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.item-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.item-card {
  background: var(--item-card-bg);
  border: 1px solid var(--item-card-border);
  border-radius: var(--radius);
  padding: 10px;
  display: flex;
  flex-direction: column;
}

.item-card-row {
  display: flex;
  gap: 12px;
  align-items: center;
}

.item-thumb {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--item-thumb-bg);
  flex-shrink: 0;
}

.item-thumb.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.item-info {
  flex: 1;
  min-width: 0;
}

.item-name {
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-attribution {
  font-family: "Nunito", sans-serif;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.item-attribution-btn {
  background: none;
  border: none;
  padding: 0;
  font-family: "Nunito", sans-serif;
  font-size: 0.8rem;
  color: var(--text);
  text-decoration: underline;
  text-decoration-style: dotted;
  cursor: pointer;
  text-align: left;
}

.quick-split-panel {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--item-card-border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.quick-split-hint {
  font-family: "Nunito", sans-serif;
  font-size: 0.75rem;
  color: var(--text);
  opacity: 0.8;
  margin: 0 0 2px;
}

.quick-split-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--item-card-border);
  border-radius: 8px;
  background: var(--card-bg);
  cursor: pointer;
  user-select: none;
}

.quick-split-row.checked {
  background: var(--accent);
  border-color: var(--accent);
}

.quick-split-row.checked .person-name {
  color: var(--accent-text);
}

.quick-split-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.quick-split-row .person-name {
  font-family: "Nunito", sans-serif;
  font-size: 0.88rem;
  color: var(--text);
  flex: 1;
}

.item-price {
  font-family: "Outfit", sans-serif;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  white-space: nowrap;
}

.item-delete,
.item-edit {
  background: none;
  border: none;
  color: var(--text);
  opacity: 0.7;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: flex-end;
  z-index: 50;
}

.modal {
  background: var(--card-bg);
  color: var(--text);
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  border-radius: 20px 20px 0 0;
  padding: 18px 18px calc(24px + env(safe-area-inset-bottom, 0px));
}

@media (min-width: 640px) {
  .modal-overlay { align-items: center; justify-content: center; }
  .modal { max-width: 480px; border-radius: 20px; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.modal-header h3 {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
}

.modal-header .icon-btn {
  background: var(--bg);
  color: var(--text);
}

.photo-preview {
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  border-radius: 10px;
  margin-bottom: 8px;
  background: var(--bg);
}

.ocr-status {
  font-family: "Nunito", sans-serif;
  font-size: 0.82rem;
  color: var(--accent);
  margin: 0 0 14px;
}

.ocr-status.ocr-error {
  color: var(--text-muted);
}

.field-label {
  display: block;
  font-family: "Nunito", sans-serif;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 12px 0 6px;
}

.price-input-row {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0 12px;
  background: var(--card-bg);
}

.price-input-row .currency {
  font-family: "Outfit", sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-muted);
}

.price-input-row input {
  border: none;
  padding: 12px 0;
  font-family: "Outfit", sans-serif;
  font-variant-numeric: tabular-nums;
  font-size: 1.3rem;
  font-weight: 600;
}

.vat-toggle-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 4px;
  font-family: "Nunito", sans-serif;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
}

.vat-toggle-row input {
  width: auto;
  flex-shrink: 0;
}

.item-price-note {
  font-family: "Nunito", sans-serif;
  font-size: 0.72rem;
  color: var(--text-muted);
}

#saveItemBtn {
  margin-top: 18px;
}

#tripNameInput {
  margin-bottom: 14px;
}

.summary-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.summary-actions .secondary-btn {
  flex: 1;
  width: 100%;
}

.screen-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.screen-header .icon-btn {
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--border);
}

.history-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  cursor: pointer;
}

.history-card .hname {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 2px;
}

.history-card .hdate {
  font-family: "Nunito", sans-serif;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.history-card .htotal {
  font-family: "Outfit", sans-serif;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.1rem;
  margin-top: 4px;
}

.summary-person-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-family: "Nunito", sans-serif;
}

.summary-person-row:last-child { border-bottom: none; }

.summary-total-row {
  display: flex;
  justify-content: space-between;
  padding-top: 14px;
  margin-top: 8px;
  border-top: 2px solid var(--border);
  font-family: "Outfit", sans-serif;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.1rem;
}