:root {
  color-scheme: light;
  --bg: #f6f3ea;
  --panel: #ffffff;
  --ink: #1b2430;
  --muted: #667085;
  --line: #ddd6c8;
  --primary: #0b3d5c;
  --primary-dark: #072b40;
  --accent: #ffcb05;
  --accent-soft: #fff2b8;
  --nav-bg: #00274c;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--primary);
  text-decoration: none;
}

.topbar {
  align-items: center;
  background: var(--nav-bg);
  border-bottom: 4px solid var(--accent);
  display: flex;
  gap: 24px;
  min-height: 72px;
  padding: 0 32px;
}

.brand {
  align-items: center;
  color: #fff;
  display: flex;
  gap: 12px;
  font-weight: 700;
  min-width: 260px;
}

.brand-logo {
  background: #fff;
  border-radius: 6px;
  height: 48px;
  object-fit: contain;
  padding: 4px;
  width: 72px;
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-text strong {
  font-size: 17px;
  line-height: 1.1;
}

.brand-text small {
  color: #dce8f2;
  font-size: 12px;
  font-weight: 600;
}

.nav {
  display: flex;
  flex: 1;
  gap: 18px;
}

.nav a {
  color: #dce8f2;
  font-weight: 600;
}

.nav a:hover {
  color: var(--accent);
}

.page {
  margin: 0 auto;
  max-width: 1180px;
  padding: 32px;
}

.page-header {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-header h1 {
  color: var(--primary-dark);
}

h1 {
  font-size: 30px;
  margin: 0 0 6px;
}

h2 {
  font-size: 20px;
  margin: 0 0 6px;
}

p {
  color: var(--muted);
  margin: 0;
}

.grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.card,
.login-panel,
.form-panel,
.confirm-panel,
.detail-list {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(27, 36, 48, 0.05);
}

.card {
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 120px;
  padding: 18px;
}

.card-count {
  color: var(--primary);
  font-size: 28px;
  font-weight: 700;
}

.secondary-catalogs {
  margin-top: 28px;
}

.secondary-catalogs summary {
  color: var(--primary);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  width: fit-content;
}

.secondary-catalogs summary::before {
  content: "+";
  display: inline-block;
  font-size: 20px;
  margin-right: 8px;
  transition: transform 120ms ease;
}

.secondary-catalogs[open] summary::before {
  transform: rotate(45deg);
}

.secondary-catalogs-grid {
  margin-top: 14px;
}

.login-panel {
  display: grid;
  gap: 28px;
  margin: 80px auto;
  max-width: 520px;
  padding: 32px;
}

.login-logo {
  display: block;
  height: 82px;
  margin: 0 0 18px;
  object-fit: contain;
  width: 190px;
}

.search {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.search-with-filter {
  align-items: center;
}

.search input,
.form-control,
.form-select {
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
  min-height: 40px;
  padding: 8px 10px;
  width: 100%;
}

.compact-select {
  max-width: 220px;
}

.search button,
.primary-button,
.secondary-button,
.danger-button,
.link-button {
  border-radius: 6px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  min-height: 40px;
  padding: 9px 14px;
}

.primary-button {
  background: var(--primary);
  border: 1px solid var(--primary);
  color: #fff;
  display: inline-flex;
  justify-content: center;
}

.primary-button:hover {
  background: var(--primary-dark);
}

.secondary-button {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink);
}

.disabled-button,
.disabled-button:hover {
  background: #e7eaee;
  border-color: #c7ccd3;
  color: #6b7280;
  cursor: not-allowed;
  opacity: 0.75;
  text-decoration: none;
}

.danger-button {
  background: var(--danger);
  border: 1px solid var(--danger);
  color: #fff;
}

.link-button {
  background: transparent;
  border: 0;
  color: #dce8f2;
}

.link-button:hover {
  color: var(--accent);
}

.session-bar {
  align-items: center;
  background: #fff;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  display: flex;
  gap: 10px;
  min-height: 38px;
  padding: 6px 32px;
}

.session-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.session-role {
  background: var(--accent-soft);
  border: 1px solid #e3c956;
  border-radius: 999px;
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 8px;
}

.status-badge {
  border-radius: 999px;
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 9px;
}

.status-badge.current {
  background: #dcfae6;
  border: 1px solid #75c78d;
  color: #176b35;
}

.status-badge.historical {
  background: #f2f4f7;
  border: 1px solid #cfd4dc;
  color: var(--muted);
}

.status-badge.closed {
  background: #e5e7eb;
  border: 1px solid #9ca3af;
  color: #374151;
}

.small-danger-button {
  background: #fff;
  border: 1px solid var(--danger);
  border-radius: 6px;
  color: var(--danger);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  min-height: 32px;
  padding: 5px 10px;
}

.small-success-button {
  background: #fff;
  border: 1px solid var(--primary);
  border-radius: 6px;
  color: var(--primary);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  min-height: 32px;
  padding: 5px 10px;
}

.section-header {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin: 28px 0 12px;
}

.table-wrap {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 11px 12px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #edf3f7;
  color: var(--primary-dark);
  font-size: 13px;
  text-transform: uppercase;
}

.actions {
  white-space: nowrap;
  width: 130px;
}

.actions form {
  display: inline-block;
  margin-left: 8px;
}

.pagination,
.button-row {
  align-items: center;
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.form-panel,
.confirm-panel {
  max-width: 760px;
  padding: 22px;
}

.inline-form {
  margin: 22px 0;
}

.lookup-panel {
  margin: 28px 0;
}

.section-header.compact {
  margin-bottom: 10px;
}

.muted-row {
  color: var(--muted);
}

.books-mini-table {
  border-collapse: separate;
  border-spacing: 6px 0;
  margin-top: 6px;
  max-width: 720px;
  table-layout: fixed;
  width: auto;
}

.books-mini-table td {
  background: transparent;
  border: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.25;
  max-width: 172px;
  overflow: hidden;
  padding: 0;
  text-overflow: ellipsis;
  vertical-align: top;
  white-space: nowrap;
}

.mini-book-id {
  color: var(--primary-dark);
  font-weight: 700;
  margin-right: 4px;
}

.mini-book-title {
  color: var(--muted);
}

.field-row {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
}

.check-row {
  align-items: center;
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.form-check-input {
  height: 18px;
  width: 18px;
}

.detail-list {
  display: grid;
  grid-template-columns: 220px 1fr;
  margin: 0 0 18px;
  overflow: hidden;
}

.detail-list dt,
.detail-list dd {
  border-bottom: 1px solid var(--line);
  margin: 0;
  padding: 12px 14px;
}

.detail-list dt {
  background: #edf3f7;
  color: var(--primary-dark);
  font-weight: 700;
}

.danger-link {
  color: var(--danger);
  font-weight: 700;
}

.message {
  background: var(--accent-soft);
  border: 1px solid #e3c956;
  border-radius: 6px;
  margin-bottom: 16px;
  padding: 10px 12px;
}

.group-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.group-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.group-panel h2 {
  color: var(--primary-dark);
}

.group-students {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.group-students li {
  align-items: center;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
}

.inline-controls {
  align-items: end;
  display: flex;
  gap: 10px;
  margin: 18px 0;
}

.inline-controls .field-row {
  flex: 1;
  margin: 0;
}

.event-summary {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 0 20px;
}

.event-summary div,
.event-notes {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.event-summary dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.event-summary dd {
  color: var(--primary-dark);
  font-size: 18px;
  font-weight: 700;
  margin: 5px 0 0;
}

.event-notes {
  margin-bottom: 20px;
}

.event-table select,
.event-table input {
  min-width: 150px;
}

.event-table input[type="text"] {
  min-width: 190px;
}

.suggestion-note {
  color: var(--primary);
  display: block;
  font-weight: 700;
  margin-top: 5px;
}

.compact-label {
  color: var(--muted);
  display: block;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 3px;
}

.physical-bag-number {
  margin-bottom: 6px;
  max-width: 110px;
  min-width: 90px !important;
}

.sr-only {
  border: 0;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

.capture-help {
  background: #edf3f7;
  border-left: 4px solid var(--primary);
  border-radius: 4px;
  margin: 0 0 12px;
  padding: 9px 12px;
}

.event-actions,
.return-summary {
  align-items: center;
  display: flex;
  gap: 8px;
}

.table-primary-link {
  color: var(--primary);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.delivery-matrix-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.delivery-matrix {
  border-collapse: separate;
  border-spacing: 0;
  min-width: max-content;
}

.delivery-matrix th,
.delivery-matrix td {
  min-width: 78px;
  padding: 8px 10px;
  text-align: center;
  white-space: nowrap;
}

.delivery-matrix .matrix-sticky-column {
  background: #fff;
  box-shadow: 2px 0 0 #d8dde2;
  left: 0;
  min-width: 180px;
  position: sticky;
  text-align: left;
  z-index: 2;
}

.delivery-matrix thead .matrix-sticky-column {
  background: #f5f7f8;
  z-index: 3;
}

.matrix-week,
.matrix-date,
.matrix-bag {
  display: block;
}

.matrix-date {
  color: var(--muted);
  font-size: 11px;
}

.matrix-bag {
  font-weight: 700;
}

.matrix-return {
  font-size: 16px;
  font-weight: 800;
}

.matrix-return.returned {
  color: #16834a;
}

.matrix-return.pending {
  color: #b42318;
}

.matrix-empty {
  color: #9ca3af;
}

.matrix-note {
  color: var(--primary);
  font-size: 15px;
  margin-left: 2px;
}

.blank-sheet-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  margin: 18px 0;
}

.write-in-line {
  border-bottom: 1px solid currentColor;
  display: inline-block;
  min-width: 180px;
}

.blank-sheet-table .blank-bag-column {
  width: 45%;
}

.blank-sheet-columns {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
}

.blank-sheet-columns.is-split {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.blank-sheet-table td {
  height: 38px;
}

.cycle-summary-table tfoot th,
.cycle-summary-table tfoot td {
  background: #eef4f8;
  border-top: 2px solid var(--primary);
}

@media print {
  @page {
    margin: 0.45in;
    size: letter portrait;
  }

  .topbar,
  .session-bar,
  .no-print {
    display: none !important;
  }

  body,
  .page {
    background: #fff;
    color: #000;
    margin: 0;
    max-width: none;
    padding: 0;
  }

  .report-table {
    overflow: visible;
  }

  .report-table table {
    font-size: 11pt;
  }

  .report-table tr {
    break-inside: avoid;
  }

  .blank-sheet-header {
    margin-bottom: 8px;
  }

  .blank-sheet-table thead {
    display: table-header-group;
  }

  .blank-sheet-table td,
  .blank-sheet-table th {
    border-color: #555;
  }

  .blank-sheet-columns.is-split {
    gap: 0.2in;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .blank-sheet-columns.is-split .blank-sheet-table table {
    font-size: 9pt;
  }

  .blank-sheet-columns.is-split .blank-sheet-table td {
    height: 0.3in;
  }
}

@media screen and (max-width: 700px) {
  .blank-sheet-columns.is-split {
    grid-template-columns: minmax(0, 1fr);
  }
}

.return-summary {
  margin-bottom: 12px;
}

.event-table tr.return-complete td {
  background: #f1fbf4;
}

.event-table tr.return-without-bag td {
  background: #f7f7f7;
  color: #98a1a8;
}

.return-without-bag .return-student-name {
  color: #98a1a8;
  font-weight: 600;
}

.return-without-bag-legend {
  color: #79838b;
  font-size: 13px;
  font-style: italic;
  margin-top: 10px;
}

.return-toggle {
  border: 0;
  display: inline-grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(72px, 1fr));
  margin: 0;
  min-width: 160px;
  padding: 0;
}

.return-toggle-option {
  cursor: pointer;
  display: block;
  margin: 0;
  position: relative;
}

.return-toggle-option input {
  height: 1px;
  opacity: 0;
  position: absolute;
  width: 1px;
}

.return-toggle-option span {
  align-items: center;
  background: #eef1f3;
  border: 2px solid #c6cdd2;
  border-radius: 10px;
  color: #3d474e;
  display: flex;
  font-size: 17px;
  font-weight: 700;
  justify-content: center;
  min-height: 48px;
  padding: 8px 16px;
  transition: background-color 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
}

.return-toggle-option input[value="True"]:checked + span {
  background: #16834a;
  border-color: #116b3c;
  color: #fff;
}

.return-toggle-option input[value="False"]:checked + span {
  background: #626d75;
  border-color: #4d565d;
  color: #fff;
}

.return-toggle-option input:focus-visible + span {
  box-shadow: 0 0 0 4px rgb(30 103 153 / 28%);
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.bag-row-status {
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  min-height: 18px;
  margin-top: 5px;
}

.bag-row-status.error {
  color: var(--danger);
}

.event-table tr.bag-was-moved td {
  animation: bag-moved-highlight 1.8s ease-out;
}

.event-table tr.delivery-pending-bag td {
  background: #f4f5f6;
  color: #7b858d;
}

.delivery-pending-bag strong,
.delivery-pending-bag small {
  color: #7b858d;
}

.pending-bag-warning {
  color: #6c757d;
  font-size: 13px;
  font-weight: 700;
  margin: 7px 0;
}

@keyframes bag-moved-highlight {
  0% {
    background: var(--accent-soft);
  }
  100% {
    background: transparent;
  }
}

@media (max-width: 720px) {
  .topbar,
  .page-header,
  .search {
    align-items: stretch;
    flex-direction: column;
  }

  .topbar {
    padding: 16px;
  }

  .brand {
    min-width: 0;
  }

  .nav {
    flex-wrap: wrap;
  }

  .session-bar {
    padding: 8px 16px;
  }

  .page {
    padding: 20px;
  }

  .detail-list {
    grid-template-columns: 1fr;
  }

  .event-summary {
    grid-template-columns: 1fr;
  }
}