* { font-family: 'Courier New', Courier, monospace; }
:root {
--primary-red: #DA0000;
--primary-dark: #1a1a1a;
--primary-white: #FFFFFF;
--gray-light: #F5F5F5;
--gray-medium: #E8E8E8;
--text-primary: #262425;
--text-secondary: #626060;
}

.container {
max-width: 1200px;
margin: 0 auto;
padding: 0 20px;
}

/* ============================================
ブレッドクラム
============================================ */
.breadcrumb-section {
padding: 40px 0;
border-bottom: 1px solid var(--gray-medium);
}

.breadcrumb {
margin: 0;
padding: 0;
list-style: none;
display: flex;
gap: 8px;
font-size: 14px;
}

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

.breadcrumb a:hover {
text-decoration: underline;
}

/* ============================================
ツアー詳細 メインコンテンツ
============================================ */
.tour-detail-section {
padding: 80px 0;
}

.tour-detail-grid {
display: grid;
grid-template-columns: 1.2fr 1fr;
gap: 60px;
margin-bottom: 80px;
}

/* ============================================
画像ギャラリー
============================================ */
.image-gallery {
display: grid;
grid-template-columns: 1fr;
gap: 20px;
}

.main-image {
width: 100%;
height: 500px;
background: linear-gradient(135deg, var(--primary-red) 0%, #b30000 100%);
border-radius: 8px;
overflow: hidden;
}

.main-image img {
width: 100%;
height: 100%;
object-fit: cover;
}

.thumbnail-gallery {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 10px;
}

.thumbnail {
width: 100%;
height: 100px;
background: var(--gray-light);
border-radius: 4px;
overflow: hidden;
cursor: pointer;
opacity: 0.7;
transition: opacity 0.3s ease;
}

.thumbnail:hover {
opacity: 1;
}

.thumbnail img {
width: 100%;
height: 100%;
object-fit: cover;
}

.thumbnail.active {
opacity: 1;
border: 2px solid var(--primary-red);
}

/* ============================================
ツアー情報サイドバー
============================================ */
.tour-info {
padding-top: 0;
}

.tour-info h1 {
font-size: 36px;
font-weight: 700;
margin-bottom: 15px;
color: var(--text-primary);
}

.tour-destination {
font-size: 14px;
color: var(--text-secondary);
margin-bottom: 20px;
}

.specs-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 15px;
margin-bottom: 30px;
padding-bottom: 30px;
border-bottom: 1px solid var(--gray-medium);
}

.spec-item {
background: var(--gray-light);
padding: 15px;
border-radius: 4px;
}

.spec-label {
font-size: 11px;
color: var(--text-secondary);
text-transform: uppercase;
font-weight: 600;
letter-spacing: 0.5px;
margin-bottom: 5px;
}

.spec-value {
font-size: 18px;
font-weight: 700;
color: var(--text-primary);
}

.tour-price-section {
margin-bottom: 30px;
padding: 25px;
background: var(--gray-light);
border-radius: 8px;
text-align: center;
}

.tour-price-label {
font-size: 12px;
text-transform: uppercase;
color: var(--text-secondary);
margin-bottom: 8px;
font-weight: 600;
}

.tour-price {
font-size: 36px;
font-weight: 700;
color: var(--primary-red);
margin-bottom: 8px;
}

.tour-price-note {
font-size: 12px;
color: var(--text-secondary);
}

.booking-btn {
width: 100%;
padding: 16px;
background: var(--primary-red);
color: white;
border: none;
border-radius: 4px;
font-weight: 600;
font-family: 'Courier New', Courier, monospace;
font-size: 16px;
cursor: pointer;
transition: background 0.3s ease;
}

.booking-btn:hover {
background: #b30000;
}

/* ============================================
セクション：説明
============================================ */
.tour-section {
margin-bottom: 60px;
padding-bottom: 60px;
border-bottom: 1px solid var(--gray-medium);
}

.tour-section:last-child {
border-bottom: none;
margin-bottom: 0;
padding-bottom: 0;
}

.section-title {
font-size: 24px;
font-weight: 700;
margin-bottom: 20px;
color: var(--text-primary);
border-left: 4px solid var(--primary-red);
padding-left: 15px;
}

.section-content {
font-size: 14px;
line-height: 1.8;
color: var(--text-primary);
}

/* ============================================
旅程セクション
============================================ */
.itinerary-tabs {
display: flex;
gap: 10px;
margin-bottom: 30px;
border-bottom: 2px solid var(--gray-medium);
}

.itinerary-tab {
padding: 15px 20px;
background: transparent;
border: none;
cursor: pointer;
font-weight: 600;
font-family: 'Courier New', Courier, monospace;
font-size: 14px;
color: var(--text-secondary);
border-bottom: 3px solid transparent;
transition: all 0.3s ease;
}

.itinerary-tab:hover {
color: var(--text-primary);
}

.itinerary-tab.active {
color: var(--primary-red);
border-bottom-color: var(--primary-red);
}

.itinerary-content {
display: none;
}

.itinerary-content.active {
display: block;
}

.itinerary-item {
display: flex;
gap: 20px;
margin-bottom: 25px;
padding-bottom: 25px;
border-bottom: 1px solid var(--gray-medium);
}

.itinerary-item:last-child {
border-bottom: none;
margin-bottom: 0;
padding-bottom: 0;
}

.itinerary-time {
min-width: 80px;
font-weight: 700;
color: var(--primary-red);
font-size: 16px;
}

.itinerary-details h4 {
margin: 0 0 5px 0;
font-size: 16px;
color: var(--text-primary);
}

.itinerary-location {
font-size: 12px;
color: var(--text-secondary);
margin-bottom: 5px;
}

.itinerary-duration {
font-size: 12px;
color: var(--text-secondary);
}

.itinerary-description {
font-size: 14px;
color: var(--text-primary);
line-height: 1.6;
margin-top: 5px;
}

/* ============================================
オプションセクション
============================================ */
.options-grid {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 20px;
}

.option-card {
background: var(--gray-light);
padding: 20px;
border-radius: 8px;
border-left: 4px solid var(--primary-red);
}

.option-name {
font-weight: 700;
font-size: 14px;
margin-bottom: 8px;
color: var(--text-primary);
}

.option-description {
font-size: 12px;
color: var(--text-secondary);
line-height: 1.6;
margin-bottom: 12px;
}

.option-price {
font-weight: 700;
color: var(--primary-red);
font-size: 16px;
}

/* ============================================
レスポンシブ
============================================ */
@media (max-width: 1024px) {
.tour-detail-grid {
grid-template-columns: 1fr;
gap: 40px;
}

.specs-grid {
grid-template-columns: 1fr;
}

.options-grid {
grid-template-columns: 1fr;
}
}

@media (max-width: 768px) {
.main-image {
height: 300px;
}

.tour-info h1 {
font-size: 28px;
}

.section-title {
font-size: 20px;
}

.itinerary-tabs {
flex-wrap: wrap;
}

.tour-detail-section {
padding: 40px 0;
}
}