:root {
  --primary-color: #1e3c72;
  --primary-gradient: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  --accent-color: #2a5298;
  --bg-color: #f0f2f5;
  --card-bg: #ffffff;
  --text-color: #333;
  --text-light: #666;
  --border-color: #e1e4e8;
  --success-color: #2ecc71;
  --danger-color: #e74c3c;
  --warning-color: #f39c12;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
}

body {
  font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN',
    'Hiragino Sans', Meiryo, sans-serif;
  color: var(--text-color);
  font-size: 14px;
  background-color: var(--bg-color);
  margin: 0;
  padding: 0;
}

.main-wrapper {
  padding: 40px 20px;
}

.page-header {
  text-align: center;
  margin-bottom: 30px;
  color: var(--primary-color);
}
.page-header h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.05em;
}
.page-header p {
  margin-top: 10px;
  color: var(--text-light);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  background: var(--card-bg);
  padding: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* --- Filter Section (Grid Layout) --- */
.control-panel {
  background: #f8f9fa;
  padding: 20px;
  border-radius: var(--radius-md);
  margin-bottom: 25px;
  border: 1px solid var(--border-color);
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.filter-item label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: bold;
  font-size: 13px;
  color: var(--accent-color);
  margin-bottom: 8px;
}

.filter-item select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  background-color: #fff;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  cursor: pointer;
}
.filter-item select:focus {
  border-color: var(--accent-color);
}

.range-group {
  display: flex;
  align-items: center;
  gap: 5px;
}
.range-group select {
  width: 100%;
}
.range-sep {
  color: var(--text-light);
}

/* Checkbox Styling */
.filter-item.full-width {
  grid-column: 1 / -1;
  border-top: 1px dashed #ddd;
  padding-top: 15px;
}
.checkbox-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.custom-checkbox {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.custom-checkbox input {
  display: none;
}
.checkmark {
  width: 18px;
  height: 18px;
  background-color: #fff;
  border: 2px solid #ccc;
  border-radius: 4px;
  margin-right: 8px;
  position: relative;
  transition: all 0.2s;
}
.custom-checkbox input:checked + .checkmark {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}
.checkmark:after {
  content: '';
  position: absolute;
  display: none;
  left: 5px;
  top: 1px;
  width: 4px;
  height: 9px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.custom-checkbox input:checked + .checkmark:after {
  display: block;
}

/* --- View Switcher (Segmented Control) --- */
.view-switch-container {
  display: flex;
  justify-content: center;
  margin-bottom: 25px;
}
.view-switch {
  position: relative;
  display: flex;
  background: #e9ecef;
  border-radius: 30px;
  padding: 4px;
  user-select: none;
}
.view-switch input {
  display: none;
}
.view-switch label {
  position: relative;
  z-index: 2;
  padding: 8px 24px;
  font-size: 14px;
  font-weight: bold;
  color: var(--text-light);
  cursor: pointer;
  transition: color 0.3s;
}
.view-switch input:checked + label {
  color: var(--primary-color);
}
/* Sliding Background Logic */
.slide-bg {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 50%;
  height: calc(100% - 8px);
  background: #fff;
  border-radius: 25px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}
/* If second item is checked, move bg */
.view-switch input:nth-of-type(2):checked ~ .slide-bg {
  transform: translateX(100%);
}

/* --- Tabulator Styling --- */
.tabulator {
  border: none;
  background-color: transparent;
}

/* Header */
.tabulator .tabulator-header {
  background: var(--primary-gradient);
  color: #fff;
  border-bottom: none;
  font-weight: bold;
  font-size: 0.8em;
}
.tabulator .tabulator-header .tabulator-col {
  background: transparent;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}
.tabulator .tabulator-header .tabulator-col .tabulator-col-content {
  padding: 12px 6px;
}
.tabulator
  .tabulator-header
  .tabulator-col
  .tabulator-col-content
  .tabulator-col-title {
  white-space: normal !important;
  line-height: 1.4;
}

/* Rows */
.tabulator-row {
  background-color: #fff;
  border-bottom: 1px solid #eee;
  transition: background-color 0.2s;
}
.tabulator-row:nth-child(even) {
  background-color: #f9fbfc;
}
.tabulator-row:hover {
  background-color: #eef2f7 !important;
}
.tabulator-row .tabulator-cell {
  padding: 10px 8px;
  border-right: 1px solid #f0f0f0;
  color: var(--text-color);
  font-size: 13px;
  line-height: 1.5;
  white-space: normal;
}
/* Frozen columns visual separation */
.tabulator .tabulator-header .tabulator-col.tabulator-frozen {
  background-color: #2c3e50; /* Slightly darker for frozen header */
}
.tabulator-row .tabulator-cell.tabulator-frozen {
  background-color: #fff;
  border-right: 2px solid #ddd;
  font-weight: bold;
  color: var(--primary-color);
}
.tabulator-row:nth-child(even) .tabulator-cell.tabulator-frozen {
  background-color: #f9fbfc;
}

/* --- Formatter Styles (Badges & Symbols) --- */
.badge-free {
  display: inline-block;
  background-color: var(--text-light);
  color: #fff;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(231, 76, 60, 0.3);
}

.symbol-check {
  color: var(--success-color);
  font-size: 22px;
  vertical-align: middle;
}
.symbol-cross {
  color: #ccc;
  font-size: 22px;
  vertical-align: middle;
}
.symbol-triangle {
  color: var(--warning-color);
  font-size: 22px;
  vertical-align: middle;
}

/* Pagination */
.tabulator .tabulator-footer {
  background-color: #fff;
  border-top: 2px solid #eee;
  padding: 10px;
}
.tabulator .tabulator-footer .tabulator-page {
  border-radius: 4px;
  border: 1px solid #ddd;
  color: var(--text-color);
  font-weight: normal;
}
.tabulator .tabulator-footer .tabulator-page.active {
  background-color: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
}

/* Responsive fix for small screens */
@media (max-width: 600px) {
  .range-group {
    flex-direction: column;
    gap: 0;
  }
  .range-sep {
    transform: rotate(90deg);
    margin: 5px 0;
  }
}

/* --- Discount Styling --- */
.price-no-discount {
  color: #aaa; /* 薄いグレー */
  font-weight: normal; /* 太字にしない */
  font-size: 0.95em; /* ほんの少し小さく */
}