/* ============================================================
   新途旅行 - 产品页面样式 (product.css)
   包含：产品卡片、产品列表、产品详情
   ============================================================ */

/* ============================================================
   产品区域 & 卡片
   ============================================================ */
.ota-product-card, .product-card { border: none; border-radius: 20px; overflow: hidden; box-shadow: 0 4px 20px rgba(234,88,12,0.12); transition: var(--ota-transition); background: var(--ota-white); }
.ota-product-card:hover, .product-card:hover { transform: translateY(-6px); box-shadow: 0 12px 36px rgba(234,88,12,0.18); }
.ota-product-card .ota-card-img, .product-card .card-img-top { height: 200px; object-fit: cover; transition: transform 0.4s ease; }
.ota-product-card .ota-card-img-wrap { overflow: hidden; position: relative; }
.ota-product-card:hover .ota-card-img { transform: scale(1.05); }
.ota-card-badge { position: absolute; top: 12px; left: 12px; padding: 0.2rem 0.65rem; border-radius: 4px; font-size: 0.6875rem; font-weight: 600; color: var(--ota-white); z-index: 2; }
.ota-card-badge--hot { background: var(--ota-primary); }
.ota-card-badge--recommend { background: var(--ota-accent); }
.ota-discount-badge { position: absolute; top: 12px; left: 12px; width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center; z-index: 2; }
.ota-discount-badge--orange { background: var(--ota-primary); }
.ota-discount-badge--red { background: var(--ota-danger); }
.ota-discount-badge--amber { background: var(--ota-accent); }
.ota-discount-text { font-weight: 800; font-size: 0.9375rem; color: var(--ota-white); }
.ota-product-card .ota-card-body { padding: 0.875rem 1rem; display: flex; justify-content: space-between; align-items: center; }
.ota-card-info-left { display: flex; flex-direction: column; gap: 3px; }
.ota-card-dest-name { font-size: 1rem; font-weight: 700; color: #431407; line-height: 1.3; }
.ota-card-dest-desc { font-size: 0.8125rem; font-weight: 500; color: var(--ota-gray-500); }
.ota-card-price-area { display: flex; flex-direction: column; align-items: flex-end; }
.ota-card-price { display: flex; align-items: baseline; gap: 0.3rem; }
.ota-card-price .price-current, .product-card .price { color: var(--ota-primary); font-weight: 700; font-size: 1.15rem; }
.ota-card-price .price-suffix { font-size: 0.6875rem; color: var(--ota-gray-500); }
.ota-card-price .price-original, .product-card .original-price { color: var(--ota-gray-400); text-decoration: line-through; font-size: 0.75rem; }
.ota-card-title { font-size: 0.95rem; font-weight: 600; color: var(--ota-gray-900); margin-bottom: 0.35rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.4; }
.ota-card-subtitle { font-size: 0.8rem; color: var(--ota-gray-500); margin-bottom: 0.6rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ota-card-img--lg { height: 250px !important; }
.ota-card-img--sm { height: 210px !important; }
.product-card img { height: 200px; object-fit: cover; }

/* ============================================================
   产品列表页 Hero
   ============================================================ */
.ota-list-hero { background: linear-gradient(90deg, #EA580C 0%, #F97316 50%, #FBBF24 100%); padding: 2rem 0; }
.ota-list-hero-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.ota-list-hero-text { color: #fff; }
.ota-list-hero-title { font-size: 1.875rem; font-weight: 800; line-height: 1.2; margin: 0.5rem 0 0.35rem; }
.ota-list-hero-sub { font-size: 0.9375rem; color: #FFF7ED; margin: 0; }
.ota-list-hero-search { flex: 0 0 360px; }
.ota-list-hero-search .ota-search-input-row { height: 48px; }
.ota-list-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; flex-wrap: wrap; gap: 0.75rem; }
.ota-list-count { font-size: 0.9rem; color: var(--ota-gray-500); }
.ota-list-count strong { color: var(--ota-primary); }
.ota-sort-group { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.ota-sort-btn { display: inline-flex; align-items: center; height: 30px; padding: 0 0.875rem; border-radius: 9999px; background: var(--ota-white); border: 1px solid var(--ota-gray-300); color: var(--ota-gray-700); font-size: 0.8125rem; font-weight: 500; text-decoration: none !important; transition: var(--ota-transition-fast); }
.ota-sort-btn:hover { border-color: var(--ota-primary); color: var(--ota-primary); }
.ota-sort-btn.active { background: linear-gradient(90deg, #F97316, #EA580C); border-color: transparent; color: #fff; }
.ota-list-empty { text-align: center; padding: 4rem 0; color: var(--ota-gray-400); }
.ota-list-empty i { font-size: 4rem; display: block; margin-bottom: 1rem; }
.ota-list-empty p { font-size: 1rem; }

/* ============================================================
   产品详情页
   ============================================================ */
.ota-detail-hero { background: linear-gradient(90deg, #EA580C 0%, #F97316 60%, #FBBF24 100%); padding: 0.75rem 0; }
.ota-detail-breadcrumb .breadcrumb { margin: 0; }
.ota-detail-breadcrumb .breadcrumb-item a { color: rgba(255,255,255,0.85); font-size: 0.875rem; }
.ota-detail-breadcrumb .breadcrumb-item a:hover { color: #fff; }
.ota-detail-breadcrumb .breadcrumb-item.active { color: rgba(255,255,255,0.65); font-size: 0.875rem; }
.ota-detail-breadcrumb .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.5); }
.ota-detail-container { padding-top: 2rem; padding-bottom: 3rem; }
.ota-detail-gallery { border-radius: 20px; overflow: hidden; box-shadow: var(--ota-shadow-lg); }
.ota-detail-main-img { width: 100%; height: 420px; object-fit: cover; display: block; }
.ota-gallery-thumbs { display: flex; gap: 6px; padding: 8px; background: rgba(0,0,0,0.5); }
.ota-gallery-thumb { width: 64px; height: 48px; object-fit: cover; border-radius: 6px; cursor: pointer; opacity: 0.65; transition: opacity 0.2s; border: 2px solid transparent; }
.ota-gallery-thumb.active, .ota-gallery-thumb:hover { opacity: 1; border-color: var(--ota-primary); }
.ota-detail-tag { display: inline-flex; align-items: center; gap: 4px; height: 26px; padding: 0 10px; border-radius: 9999px; background: var(--ota-primary-lighter); color: #9A3412; font-size: 0.8125rem; font-weight: 500; }
.ota-detail-views { font-size: 0.8125rem; color: var(--ota-gray-400); }
.ota-detail-title { font-size: 1.75rem; font-weight: 800; color: #1e293b; line-height: 1.3; margin: 0.5rem 0; }
.ota-detail-subtitle { font-size: 0.9375rem; color: var(--ota-gray-500); margin: 0; }
.ota-detail-tabs-wrap { border-bottom: 2px solid var(--ota-gray-200); }
.ota-detail-tabs { display: flex; gap: 0; flex-wrap: wrap; }
.ota-detail-tab { color: var(--ota-gray-500) !important; font-size: 0.9375rem; font-weight: 500; padding: 0.75rem 1.25rem !important; border: none !important; border-radius: 0 !important; border-bottom: 3px solid transparent !important; margin-bottom: -2px; transition: color 0.15s, border-color 0.15s; }
.ota-detail-tab:hover { color: var(--ota-primary) !important; }
.ota-detail-tab.active { color: var(--ota-primary) !important; font-weight: 700; border-bottom-color: var(--ota-primary) !important; background: transparent !important; }
.ota-detail-tab-content { padding: 1.5rem 0; }
.ota-detail-block { border: 1px solid var(--ota-gray-200); border-radius: 16px; overflow: hidden; background: var(--ota-white); }
.ota-detail-block--warn { border-color: #FED7AA; }
.ota-detail-block--warn .ota-detail-block-title { background: #FFF7ED; color: #9A3412; }
.ota-detail-block--success { border-color: #A7F3D0; }
.ota-detail-block--success .ota-detail-block-title { background: #ECFDF5; color: #065F46; }
.ota-detail-block-title { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; font-weight: 700; font-size: 0.9375rem; background: var(--ota-primary-lighter); color: #431407; border-bottom: 1px solid var(--ota-gray-200); }
.ota-detail-table-wrap { overflow-x: auto; }
.ota-detail-table { width: 100%; border-collapse: collapse; }
.ota-detail-table th { width: 130px; padding: 0.65rem 1rem; background: var(--ota-gray-50); color: var(--ota-gray-500); font-weight: 600; font-size: 0.875rem; border-bottom: 1px solid var(--ota-gray-200); white-space: nowrap; }
.ota-detail-table td { padding: 0.65rem 1rem; color: var(--ota-gray-700); font-size: 0.9rem; border-bottom: 1px solid var(--ota-gray-200); }
.ota-detail-table tr:last-child th, .ota-detail-table tr:last-child td { border-bottom: none; }
.ota-detail-table thead th { background: var(--ota-primary-lighter); color: #431407; }
.ota-detail-checklist { list-style: none; padding: 0.75rem 1rem; margin: 0; }
.ota-detail-checklist li { padding: 0.35rem 0; border-bottom: 1px solid var(--ota-gray-100); font-size: 0.9rem; }
.ota-detail-checklist li:last-child { border-bottom: none; }
.ota-detail-richtext { font-size: 0.9375rem; line-height: 1.8; color: var(--ota-gray-700); }
.ota-detail-richtext img { max-width: 100%; border-radius: 8px; }
.ota-detail-richtext h1,.ota-detail-richtext h2,.ota-detail-richtext h3 { color: #431407; font-weight: 700; }
.ota-itinerary-list { display: flex; flex-direction: column; }
.ota-itinerary-item { display: flex; gap: 1.25rem; padding: 1.25rem 0; border-bottom: 1px solid var(--ota-gray-200); }
.ota-itinerary-item:last-child { border-bottom: none; }
.ota-itinerary-day { flex-shrink: 0; width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg,#F97316,#EA580C); color: #fff; font-weight: 800; font-size: 0.875rem; display: flex; align-items: center; justify-content: center; }
.ota-itinerary-title { font-weight: 700; font-size: 1rem; color: #1e293b; margin-bottom: 0.35rem; }
.ota-itinerary-desc { font-size: 0.9rem; color: var(--ota-gray-500); line-height: 1.6; }
.ota-itinerary-meta { display: flex; gap: 1rem; margin-top: 0.5rem; flex-wrap: wrap; }
.ota-itinerary-meta span { font-size: 0.8125rem; color: var(--ota-gray-400); display: flex; align-items: center; gap: 4px; }
.ota-review-list { padding: 0 0.25rem; }
.ota-review-item { padding: 1rem 0; border-bottom: 1px solid var(--ota-gray-100); }
.ota-review-item:last-child { border-bottom: none; }
.ota-review-top { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.6rem; }
.ota-review-avatar { width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0; background: linear-gradient(135deg,#F97316,#EA580C); color: #fff; font-weight: 700; font-size: 1rem; display: flex; align-items: center; justify-content: center; }
.ota-review-name { font-weight: 600; font-size: 0.9rem; color: var(--ota-gray-700); }
.ota-review-stars { font-size: 0.8rem; color: #F59E0B; }
.ota-review-date { margin-left: auto; font-size: 0.8rem; color: var(--ota-gray-400); white-space: nowrap; }
.ota-review-content { font-size: 0.9rem; color: var(--ota-gray-700); line-height: 1.6; margin: 0 0 0.5rem 2.75rem; }
.ota-review-reply { font-size: 0.8375rem; color: var(--ota-primary); background: var(--ota-primary-lighter); border-radius: 8px; padding: 0.5rem 0.75rem; margin-left: 2.75rem; }
.ota-booking-card { background: var(--ota-white); border-radius: 20px; padding: 1.5rem; box-shadow: 0 8px 32px rgba(234,88,12,0.18); border: 1px solid rgba(249,115,22,0.12); }
.ota-booking-price-area { display: flex; align-items: baseline; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1.25rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--ota-gray-200); }
.ota-booking-price { font-size: 2rem; font-weight: 800; color: var(--ota-primary); }
.ota-booking-price-unit { font-size: 0.875rem; color: var(--ota-gray-500); }
.ota-booking-price-original { font-size: 0.9rem; color: var(--ota-gray-400); }
.ota-booking-label { font-size: 0.875rem; font-weight: 600; color: var(--ota-gray-700); margin-bottom: 0.35rem; display: block; }
.ota-booking-select { border-radius: 10px !important; border-color: var(--ota-gray-300) !important; font-size: 0.9rem; }
.ota-booking-btn-primary { background: linear-gradient(90deg,#F97316,#EA580C); color: #fff !important; border: none; border-radius: 12px; padding: 0.75rem; font-size: 1rem; font-weight: 700; transition: var(--ota-transition-fast); box-shadow: 0 4px 14px rgba(234,88,12,0.35); }
.ota-booking-btn-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(234,88,12,0.45); }
.ota-booking-btn-secondary { background: var(--ota-white); color: var(--ota-primary) !important; border: 1.5px solid var(--ota-primary); border-radius: 12px; padding: 0.65rem; font-size: 0.9375rem; font-weight: 600; transition: var(--ota-transition-fast); }
.ota-booking-btn-secondary:hover { background: var(--ota-primary-lighter); }
.ota-booking-btn-disabled { background: var(--ota-gray-300); color: var(--ota-gray-500) !important; border: none; border-radius: 12px; padding: 0.75rem; font-size: 1rem; font-weight: 700; }
.ota-booking-trust { display: flex; justify-content: space-around; margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--ota-gray-200); }
.ota-booking-trust-item { font-size: 0.75rem; color: var(--ota-gray-500); display: flex; flex-direction: column; align-items: center; gap: 3px; }
.ota-booking-trust-item i { font-size: 1.1rem; color: var(--ota-primary); }

/* === Product Detail Components === */
.ota-card-badge--detail { position: static; font-size: 0.8125rem; padding: 0.3rem 0.75rem; border-radius: 6px; }
.product-accordion-item { border: none; border-bottom: 1px solid var(--ota-gray-200); }
.product-accordion-btn { background: var(--ota-primary-lighter); color: #431407; font-weight: 600; }
.product-th-name { width: 30%; }
.product-th-type { width: 20%; }
.product-related-title { font-size: 0.875rem; }
.product-related-price { color: var(--ota-primary); font-weight: 700; font-size: 0.9375rem; }
.product-related-suffix { font-size: 0.6875rem; color: var(--ota-gray-500); }
.ota-modal-content--rounded { border-radius: 20px; overflow: hidden; border: none; }
.ota-modal-header--gradient { background: linear-gradient(90deg, #EA580C, #F97316); color: #fff; border: none; }
.product-modal-summary { background: var(--ota-primary-lighter); border: none; border-radius: 12px; }
.product-modal-title { color: #431407; }
.product-modal-price-card { border-radius: 12px; border: 1px solid var(--ota-gray-200); }
.product-modal-total { color: var(--ota-primary); }
.product-modal-footer { border-top: 1px solid var(--ota-gray-200); }
.product-mat-dialog { max-width: 480px; }
.product-mat-body { padding-bottom: 8px !important; }

@media (max-width: 767.98px) {
    .ota-list-hero-inner { flex-direction: column; align-items: flex-start; }
    .ota-list-hero-search { flex: none; width: 100%; }
    .ota-list-hero-title { font-size: 1.375rem; }
    .ota-product-section { padding: 2rem 0; }
    .ota-product-card .ota-card-img, .product-card .card-img-top, .product-card img { height: 150px; }
    .ota-card-title { font-size: 0.85rem; }
    .ota-card-price .price-current, .product-card .price { font-size: 1rem; }
    .ota-detail-main-img { height: 240px; }
    .ota-detail-title { font-size: 1.25rem; }
    .ota-booking-card { border-radius: 16px; padding: 1.25rem; }
    .ota-booking-price { font-size: 1.5rem; }
}

@media (min-width: 768px) and (max-width: 991.98px) {
    .ota-product-card .ota-card-img, .product-card .card-img-top, .product-card img { height: 180px; }
    .ota-detail-main-img { height: 320px; }
}