:root {
  --color-bg: #F4F5F8;
  --color-surface: #FFFFFF;
  --color-primary: #05152D;
  --color-primary-dark: #01060F;
  --color-accent: #360E0C;
  --color-gold: #FFD75E;
  --color-gold-soft: #FFF3D6;
  --color-text: #232830;
  --color-text-muted: #626B78;
  --color-border: #DCE1E8;
  --color-danger: #C0392B;
  --color-chart-data: #05152D;
  /* カテゴリ別グラフ配色（固定順・シリーズ数が増えても順序は変えない） */
  --chart-cat-1: #2a78d6;
  --chart-cat-2: #eb6834;
  --chart-cat-3: #1baf7a;
  --chart-cat-4: #eda100;
  --chart-cat-5: #e87ba4;
  --chart-cat-6: #008300;
  --chart-cat-7: #4a3aa7;
  --chart-cat-8: #e34948;
  --font-heading: "Noto Serif JP", "Yu Mincho", "YuMincho", serif;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
}

.page-center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(59, 46, 35, 0.08);
  padding: 32px;
  width: 100%;
  max-width: 360px;
}

.card h1 {
  margin: 0 0 4px;
  font-size: 1.4rem;
}

.card .subtitle {
  margin: 0 0 24px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--color-text-muted);
}

.field-hint {
  margin: 6px 0 0;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.field input:not([type="checkbox"]):not([type="radio"]) {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
}

.field input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.field select {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--color-surface);
}

.field select:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.field label:has(input[type="checkbox"]),
.field label:has(input[type="radio"]) {
  display: flex;
  align-items: center;
  gap: 8px;
}

.field input[type="checkbox"],
.field input[type="radio"] {
  width: auto;
  flex-shrink: 0;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

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

.error-message {
  background: #FBEAE7;
  color: var(--color-danger);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.app-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px 20px;
}

.nav-toggle-checkbox {
  display: none;
}

.nav-toggle-label {
  display: none;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-primary);
  padding: 4px 2px;
  user-select: none;
}

@media (max-width: 640px) {
  .nav-toggle-label {
    display: block;
    order: 2;
  }

  .app-nav {
    order: 3;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height .2s ease;
  }

  .nav-toggle-checkbox:checked ~ .app-nav {
    max-height: 600px;
  }

  .app-nav {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 8px;
  }

  .nav-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
    padding: 8px 4px;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-group:first-child {
    padding-left: 4px;
  }

  .nav-group:last-child {
    border-bottom: none;
  }
}

.app-header .brand {
  font-family: var(--font-heading);
  font-weight: bold;
  color: var(--color-primary);
}

.app-header .user-info {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}

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

.app-nav {
  display: flex;
  flex-wrap: wrap;
}

.nav-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 0 12px;
  border-right: 1px solid var(--color-border);
}

.nav-group:first-child {
  padding-left: 0;
}

.nav-group:last-child {
  border-right: none;
}

.app-nav a {
  font-size: 0.9rem;
  padding: 4px 2px;
  border-bottom: 2px solid transparent;
}

.app-nav a.active {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary);
  font-weight: bold;
}

.app-main {
  padding: 24px 20px;
  max-width: 960px;
  margin: 0 auto;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 8px;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

table.data-table th, table.data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

table.data-table th {
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-weight: normal;
}

table.data-table tr.is-deleted {
  opacity: 0.5;
}

table.data-table tr.row-link {
  cursor: pointer;
  transition: background-color .15s ease, box-shadow .15s ease;
}

table.data-table tr.row-link:hover {
  background: var(--color-border);
  box-shadow: inset 4px 0 0 0 var(--color-primary);
}

.row-chevron {
  width: 24px;
  text-align: center;
  color: var(--color-text-muted);
}

.chevron-icon {
  display: inline-block;
  transition: transform .15s ease, color .15s ease;
}

table.data-table tr.row-link:hover .chevron-icon {
  transform: translateX(3px);
  color: var(--color-primary);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
}

.badge-admin { background: var(--color-gold-soft); color: var(--color-accent); }
.badge-staff { background: #E4EEE0; color: #3E6B2F; }
.badge-parttime { background: #E7EEF7; color: #35618F; }
.badge-deleted { background: #F0F0F0; color: #888; }
.badge-warn { background: #FBEAE7; color: var(--color-danger); font-weight: bold; }

.btn-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.85rem;
}

.ledger-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-pill {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--color-primary);
  border-radius: 6px;
  color: var(--color-primary-dark);
  text-decoration: none;
  font-size: 0.8rem;
  white-space: nowrap;
}

.btn-secondary {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--color-primary);
  border-radius: 8px;
  background: transparent;
  color: var(--color-primary-dark);
  text-decoration: none;
  font-size: 0.9rem;
  cursor: pointer;
}

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  max-width: 560px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-row .field {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.calendar-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.calendar-table th {
  padding: 8px;
  text-align: center;
  color: var(--color-text-muted);
  font-weight: normal;
  font-size: 0.85rem;
}

.calendar-table td {
  border: 1px solid var(--color-border);
  height: 72px;
  vertical-align: top;
  padding: 0;
}

.calendar-table td.empty {
  background: var(--color-bg);
  border: none;
}

.calendar-table td.is-today {
  background: var(--color-gold-soft);
}

.calendar-day {
  display: block;
  height: 100%;
  padding: 6px 8px;
  text-decoration: none;
  color: var(--color-text);
}

.calendar-day:hover {
  background: var(--color-bg);
}

.day-number {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.status-確定 { color: #3E6B2F; }
.status-完了 { color: var(--color-text-muted); }
.status-キャンセル { color: var(--color-danger); text-decoration: line-through; }

.history-details {
  max-width: 560px;
  margin-top: 24px;
}

.history-details summary {
  cursor: pointer;
  padding: 10px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-weight: bold;
  color: var(--color-primary);
}

.history-details[open] summary {
  border-radius: var(--radius) var(--radius) 0 0;
  border-bottom: none;
}

.history-details .history-list,
.history-details .history-empty {
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 12px;
  margin: 0;
}

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-item {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: inherit;
  text-decoration: none;
}

a.history-item:hover {
  border-color: var(--color-primary);
}

.history-item-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.history-item-date {
  font-weight: bold;
  color: var(--color-primary);
}

.history-item-amount {
  color: var(--color-text-muted);
}

.history-item-memo {
  margin: 6px 0 0;
  font-size: 0.85rem;
  color: var(--color-text);
  white-space: pre-wrap;
}

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

.layout-with-panel {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: flex-start;
}

.side-panel {
  flex: 1 1 280px;
  max-width: 360px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
}

.side-panel h2 {
  margin-top: 0;
  font-size: 1rem;
}

.trouble-banner {
  background: #FBEAE9;
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
  border-radius: var(--radius);
  padding: 10px 16px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  max-width: 560px;
}

.stat-tile-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.stat-tile {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 20px;
  flex: 1;
  min-width: 150px;
}

.stat-tile .stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.stat-tile .stat-value {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--color-text);
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.tabs a {
  padding: 8px 16px;
  text-decoration: none;
  color: var(--color-text-muted);
  border-bottom: 2px solid transparent;
  font-size: 0.9rem;
}

.tabs a.active {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary);
  font-weight: bold;
}

.chart-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}

.chart-scroll {
  overflow-x: auto;
}

.bar-chart {
  width: 100%;
  height: auto;
  min-width: 480px;
  display: block;
}

.chart-bar {
  fill: var(--color-chart-data);
}

.chart-gridline {
  stroke: var(--color-border);
  stroke-width: 1;
}

.chart-axis-line {
  stroke: var(--color-text-muted);
  stroke-width: 1;
}

.chart-axis-label {
  fill: var(--color-text-muted);
  font-size: 11px;
}

.chart-empty {
  color: var(--color-text-muted);
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 12px 0 4px;
  font-size: 0.8rem;
  color: var(--color-text);
}

.chart-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.chart-legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex: none;
}

.chart-table-toggle {
  margin-top: 8px;
  font-size: 0.85rem;
}

.chart-table-toggle summary {
  cursor: pointer;
  color: var(--color-primary-dark);
}

.audit-diff-details summary.audit-diff-summary {
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  list-style: none;
}

.audit-diff-details summary.audit-diff-summary::-webkit-details-marker {
  display: none;
}

.audit-diff-details summary.audit-diff-summary::before {
  content: '▶';
  display: inline-block;
  margin-right: 4px;
  font-size: 0.7em;
  transition: transform 0.15s ease;
}

.audit-diff-details[open] summary.audit-diff-summary::before {
  transform: rotate(90deg);
}

.audit-diff-list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.85rem;
}

.audit-diff-list li {
  padding: 2px 0;
}

.audit-diff-label {
  color: var(--color-text-muted);
}

.audit-diff-before {
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.audit-diff-arrow {
  color: var(--color-text-muted);
  margin: 0 4px;
}

.audit-diff-after {
  color: var(--color-text);
  font-weight: 600;
}

.success-message {
  background: #E9F4E5;
  color: #3E6B2F;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

table.shift-grid {
  min-width: 760px;
}

table.shift-grid th.is-today {
  color: var(--color-primary-dark);
}

td.shift-cell {
  vertical-align: top;
  padding: 6px !important;
}

.shift-chip {
  display: block;
  background: var(--color-gold-soft);
  color: var(--color-accent);
  border-radius: 6px;
  padding: 3px 6px;
  font-size: 0.78rem;
  text-decoration: none;
  margin-bottom: 4px;
  white-space: nowrap;
}

.shift-chip-approved {
  background: #E4EEE0;
  color: #3E6B2F;
}

.shift-chip-spot {
  background: #DCEAF6;
  color: #1F4E79;
}

.shift-add-link {
  display: block;
  text-align: center;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  border: 1px dashed var(--color-border);
  border-radius: 6px;
  padding: 2px 0;
}

.shift-add-link:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.punch-card {
  text-align: center;
  padding: 32px 20px;
}

.punch-status {
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.punch-button {
  font-size: 1.3rem;
  padding: 18px 48px;
}

.attendance-planned {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.attendance-actual {
  font-size: 0.78rem;
  white-space: nowrap;
  margin-bottom: 4px;
}

td.attendance-warn {
  background: #FBEAE7;
}

td.attendance-warn .attendance-actual {
  color: var(--color-danger);
  font-weight: bold;
}

.photo-preview {
  display: none;
  max-width: 200px;
  border-radius: 12px;
  margin-top: 8px;
}

.photo-current-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0 0 4px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
  flex-wrap: wrap;
}

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

.btn-print {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--color-primary);
  border-radius: 8px;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  cursor: pointer;
}

.btn-print:hover {
  background: var(--color-primary-dark);
}

@media print {
  .no-print {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .app-main {
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .chart-scroll {
    overflow-x: visible;
  }

  table.data-table {
    min-width: 0;
  }

  .form-card {
    border: none;
    box-shadow: none;
    padding: 0;
    max-width: none;
  }
}