/* Theme variables */
:root {
  --primary-color: #4a9ad9;
  --accent-color: #ff9f1c;
  --border-color: #ccc;
  --background-color: #e4e9f1;
  --text-color: #222;
  --muted-bg: #e8edf3;
  --section-bg: #dcefff;
  --thead-bg: #74c0f2;
  --alt-row-bg: #e4e9f1;
  --danger-color: #d9534f;
  --warning-bg: #fff8c4;
  --error-bg: rgba(217, 83, 79, 0.2);
  --error-tooltip-bg: #fce4e4;
  --error-tooltip-color: #a40000;
  --spacing: 0.5rem;
  --font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
}

html {
  font-size: clamp(14px, 2vw, 16px);
}

body {
  font-family: var(--font-family);
  max-width: 60rem;
  margin: 0 auto;
  padding: calc(var(--spacing) * 2.5);
  padding-bottom: calc(var(--spacing) * 6);
  background-color: var(--background-color);
  color: var(--text-color);
}

h1 {
  color: var(--primary-color);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--spacing) * 2);
  margin-bottom: calc(var(--spacing) * 2);
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--accent-color)
  );
  color: #fff;
  border-radius: 0.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--spacing);
}

.brand img {
  height: 3rem;
}

.header-tabs {
  display: flex;
  align-items: center;
  gap: var(--spacing);
}

.tab-link {
  color: #fff;
  cursor: pointer;
  padding: var(--spacing);
  text-decoration: none;
}

.tab-link:hover,
.tab-link:focus {
  color: var(--accent-color);
  text-decoration: underline;
}

.tab-link.active {
  border-bottom: 2px solid var(--accent-color);
}

.header-tabs .github-icon {
  margin-left: 0;
}

h2 {
  margin-top: calc(var(--spacing) * 4);
}

a {
  color: var(--primary-color);
}

a:visited {
  color: var(--primary-color);
}

a:hover,
a:focus {
  color: var(--accent-color);
  text-decoration: underline;
}

input,
select,
textarea {
  margin: calc(var(--spacing) / 4);
  padding: calc(var(--spacing) / 2);
  border: 1px solid var(--border-color);
  background-color: var(--background-color);
  color: var(--text-color);
  border-radius: 0.25rem;
}

button {
  margin: calc(var(--spacing) / 2) 0;
  padding: var(--spacing) calc(var(--spacing) * 2);
  background-color: var(--accent-color);
  color: #fff;
  border: none;
  border-radius: 0.25rem;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  transition:
    filter 0.2s,
    box-shadow 0.2s;
}

button + button {
  margin-left: var(--spacing);
}

button:hover,
button:focus {
  filter: brightness(0.9);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

table {
  margin-top: calc(var(--spacing) * 1.25);
  width: 100%;
  border-collapse: collapse;
  background-color: var(--section-bg);
  border-top-right-radius: 1rem;
  border-top-left-radius: 1rem;
  overflow: hidden;
}

thead {
  background-color: var(--thead-bg);
}

th,
td {
  padding: calc(var(--spacing) / 2);
}

td {
  border-bottom: 1px solid var(--border-color);
}

.total-row td {
  border-top: 3px solid var(--border-color);
  padding-top: calc(var(--spacing) * 1.5);
}

tbody tr {
  background-color: var(--section-bg);
}

tbody tr:nth-child(even) {
  background-color: var(--alt-row-bg);
}

tbody tr.row-even {
  background-color: var(--section-bg);
}

tbody tr.row-odd {
  background-color: var(--alt-row-bg);
}

#saved-pools-table tr.active-pool {
  background-color: var(--primary-color);
  color: #fff;
}

#saved-pools-table tr.active-pool button:not(.danger-btn) {
  background-color: #fff;
  color: var(--primary-color);
}

#saved-pools-table tr.active-pool button.danger-btn {
  background-color: var(--danger-color);
  color: #fff;
}

#saved-pools-table .reorder-buttons {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: calc(var(--spacing) / 4);
  width: auto;
  height: 100%;
}

#saved-pools-table .reorder-buttons button {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  background: none;
  color: inherit;
  border: none;
  line-height: 1;
  box-shadow: none;
}

#saved-pools-table tr.active-pool .reorder-buttons button {
  background: none;
  color: inherit;
}

#saved-pools-table .reorder-buttons button:hover,
#saved-pools-table .reorder-buttons button:focus {
  filter: none;
  box-shadow: none;
}

#transaction-table {
  table-layout: auto;
  width: 100%;
}

th {
  text-align: center;
}

td {
  text-align: right;
  vertical-align: middle;
}

td:first-child {
  text-align: left;
}

#saved-pools-table td:nth-child(2) {
  text-align: left;
}

.person-link {
  cursor: pointer;
  text-decoration: underline;
}

.settlement-person,
td.person-highlight,
tr.person-highlight > td {
  background-color: var(--warning-bg);
}

.delete-btn {
  cursor: pointer;
  color: var(--danger-color);
  margin-left: calc(var(--spacing) / 2);
}

.danger-btn {
  background-color: var(--danger-color);
  color: #fff;
}

.collapse-btn {
  margin-right: calc(var(--spacing) / 2);
  font-weight: bold;
  display: inline-block;
  width: 1em;
  text-align: center;
  font-size: 0.9em;
}

td[data-action="toggleSplitItems"],
td[data-action="toggleDetailItems"] {
  cursor: pointer;
}

#people-list {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) / 2);
  list-style: none;
  padding: 0;
  margin: 0;
}

#people-list li {
  display: flex;
  align-items: center;
}

.person-bubble {
  background-color: var(--muted-bg);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 0 calc(var(--spacing) / 2);
}

.person-bubble input {
  background: transparent;
  border: none;
  margin: 0;
  padding: calc(var(--spacing) / 2) 0;
  width: auto;
}

.person-bubble input:focus {
  outline: none;
}

.person-bubble .delete-btn {
  margin-left: calc(var(--spacing) / 4);
  font-size: 0.75rem;
}

.unused-row input {
  background-color: var(--muted-bg);
  color: var(--border-color);
  text-decoration: line-through;
}

.invalid-cell {
  background-color: var(--error-bg);
}

.error {
  color: var(--danger-color);
  font-weight: bold;
  margin-left: calc(var(--spacing) / 2);
  cursor: help;
  position: relative;
  display: inline-block;
}

.error::after {
  content: attr(data-error);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 125%;
  background-color: var(--error-tooltip-bg);
  color: var(--error-tooltip-color);
  padding: calc(var(--spacing) / 2) var(--spacing);
  border-radius: calc(var(--spacing) / 2);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  z-index: 10;
}

.error:hover::after,
.error:focus::after {
  opacity: 1;
  pointer-events: auto;
}

.unsaved-indicator {
  color: var(--danger-color);
  margin-left: var(--spacing);
  font-size: 0.9em;
}

.dollar-field {
  display: flex;
  align-items: center;
}

.dollar-field .prefix {
  margin-right: calc(var(--spacing) / 4);
}

.dollar-field input {
  width: 6rem;
  max-width: 100%;
}

input[data-action="editSplit"],
input[data-action="editItemSplit"] {
  width: 4rem;
  max-width: 100%;
}

.section-block {
  background-color: var(--section-bg);
  padding: calc(var(--spacing) * 2);
  border-radius: 0.5rem;
  margin: calc(var(--spacing) * 2) 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.section-block h2 {
  margin-top: 0;
}

.flex-row {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing) / 2);
  margin: calc(var(--spacing) / 2) 0;
}

.readonly-field {
  flex: 1;
  white-space: nowrap;
  overflow-x: auto;
  background-color: var(--muted-bg);
  border: 1px solid var(--border-color);
  padding: calc(var(--spacing) / 2);
}

.hidden {
  display: none;
}

.indent-cell {
  padding-left: calc(var(--spacing) * 2.5);
  position: relative;
}

.indent-cell::before {
  content: "↳";
  position: absolute;
  left: var(--spacing);
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary-color);
  pointer-events: none;
}

.text-center {
  text-align: center;
}

.table-container {
  width: 100%;
  overflow-x: auto;
}

footer {
  margin-top: calc(var(--spacing) * 4);
  text-align: center;
  background-color: var(--muted-bg);
  padding: calc(var(--spacing) * 2) 0;
}

.github-icon {
  width: 1.5rem;
  height: 1.5rem;
  vertical-align: middle;
  margin-left: calc(var(--spacing) / 2);
}

@media (max-width: 600px) {
  .flex-row {
    flex-direction: column;
    align-items: stretch;
  }

  body {
    padding: var(--spacing);
  }

  button {
    padding: calc(var(--spacing) / 2) var(--spacing);
  }

  table,
  th,
  td {
    padding: calc(var(--spacing) / 2);
  }
}