/* ============================================
   全站设计系统 - 电商+旅行综合平台
   现代简洁风格 · 响应式
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
  /* 主色系 */
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --primary-lighter: #eff6ff;
  --accent: #f97316;
  --accent-dark: #ea580c;
  --accent-light: #ffedd5;

  /* 中性色 */
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;

  /* 功能色 */
  --success: #10b981;
  --success-light: #d1fae5;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --warning: #f59e0b;
  --warning-light: #fef3c7;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.05);

  /* 圆角 */
  --radius-sm: 6px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* 间距 */
  --container: 1200px;

  /* 过渡 */
  --transition: all 0.2s ease;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--primary);
}

img {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* ---------- 布局工具 ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 48px 0;
}

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

.section-title h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
}

.section-title .more {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.section-title .more:hover {
  color: var(--primary);
}

/* ---------- 顶部公告条 ---------- */
.topbar {
  background: var(--primary-dark);
  color: #fff;
  font-size: 13px;
  height: 36px;
  display: flex;
  align-items: center;
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar-links {
  display: flex;
  gap: 16px;
}

.topbar-links a {
  color: rgba(255,255,255,0.85);
}

.topbar-links a:hover {
  color: #fff;
}

/* ---------- 导航栏 ---------- */
.header {
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header .container {
  display: flex;
  align-items: center;
  height: 64px;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  white-space: nowrap;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
}

.nav-menu {
  display: flex;
  gap: 28px;
}

.nav-menu a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}

.nav-menu a.active,
.nav-menu a:hover {
  color: var(--primary);
}

.nav-menu a.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.header-search {
  flex: 1;
  max-width: 400px;
  position: relative;
}

.header-search input {
  width: 100%;
  height: 40px;
  padding: 0 44px 0 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg);
  font-size: 14px;
  transition: var(--transition);
}

.header-search input:focus {
  border-color: var(--primary);
  background: var(--surface);
}

.header-search .search-btn {
  position: absolute;
  right: 4px;
  top: 4px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  padding: 4px;
}

.header-action:hover {
  color: var(--primary);
}

.header-action .icon {
  font-size: 20px;
}

.cart-badge {
  position: absolute;
  top: -2px;
  right: -4px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-outline {
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-ghost {
  color: var(--text-secondary);
}

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

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
}

.btn-block {
  width: 100%;
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* ---------- 商品卡片 ---------- */
.product-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--border-light);
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--primary-light);
}

.product-card .product-img {
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  position: relative;
  background: var(--border-light);
}

.product-card .product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-img img {
  transform: scale(1.05);
}

.product-card .product-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.product-card .product-info {
  padding: 12px 14px;
}

.product-card .product-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  height: 39px;
}

.product-card .product-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.product-card .price-current {
  font-size: 18px;
  font-weight: 700;
  color: var(--danger);
}

.product-card .price-original {
  font-size: 13px;
  color: var(--text-light);
  text-decoration: line-through;
}

.product-card .product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-light);
}

.product-card .product-sales {
  display: flex;
  align-items: center;
  gap: 2px;
}

/* ---------- 商品网格 ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.product-grid.cols-5 {
  grid-template-columns: repeat(5, 1fr);
}

/* ---------- Hero 轮播 ---------- */
.hero {
  margin-bottom: 0;
}

.hero-slider {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 380px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
  display: flex;
  align-items: center;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide-1 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.hero-slide-2 {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.hero-slide-3 {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.hero-slide .hero-content {
  padding: 0 64px;
  color: #fff;
  max-width: 520px;
}

.hero-slide .hero-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero-slide .hero-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.2;
}

.hero-slide .hero-desc {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: 24px;
}

.hero-slide .hero-btn {
  background: #fff;
  color: var(--text);
  padding: 12px 32px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.hero-slide .hero-btn:hover {
  transform: scale(1.05);
  color: var(--primary);
}

.hero-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: var(--transition);
}

.hero-dot.active {
  width: 24px;
  border-radius: 4px;
  background: #fff;
}

/* ---------- 分类入口 ---------- */
.category-bar {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 12px;
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  margin-top: -40px;
  position: relative;
  z-index: 10;
}

.category-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
}

.category-item:hover {
  background: var(--primary-lighter);
  transform: translateY(-2px);
}

.category-item .cat-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.category-item .cat-name {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

/* ---------- 旅行服务入口 ---------- */
.travel-entries {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.travel-entry {
  border-radius: var(--radius-md);
  padding: 24px;
  color: #fff;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  min-height: 100px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.travel-entry:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.travel-entry .te-icon {
  font-size: 28px;
  margin-bottom: 8px;
}

.travel-entry .te-title {
  font-size: 18px;
  font-weight: 700;
}

.travel-entry .te-desc {
  font-size: 13px;
  opacity: 0.9;
  margin-top: 4px;
}

.te-flight { background: linear-gradient(135deg, #667eea, #764ba2); }
.te-hotel { background: linear-gradient(135deg, #f093fb, #f5576c); }
.te-ticket { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.te-package { background: linear-gradient(135deg, #43e97b, #38f9d7); }

/* ---------- 旅行套餐卡片 ---------- */
.travel-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--border-light);
}

.travel-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.travel-card .travel-img {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}

.travel-card .travel-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.travel-card:hover .travel-img img {
  transform: scale(1.05);
}

.travel-card .travel-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.travel-card .travel-info {
  padding: 14px 16px;
}

.travel-card .travel-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.travel-card .travel-tags {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.travel-card .travel-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--primary-lighter);
  color: var(--primary);
}

.travel-card .travel-bottom {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.travel-card .travel-price {
  font-size: 20px;
  font-weight: 700;
  color: var(--danger);
}

.travel-card .travel-price-unit {
  font-size: 13px;
  font-weight: 400;
}

.travel-card .travel-location {
  font-size: 12px;
  color: var(--text-light);
}

/* ---------- 旅行网格 ---------- */
.travel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* ---------- Footer ---------- */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 48px 0 24px;
  margin-top: 48px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: #64748b;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 14px;
  color: #94a3b8;
}

.footer-col ul li a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: #64748b;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.breadcrumb a:hover {
  color: var(--primary);
}

.breadcrumb .separator {
  color: var(--text-light);
}

/* ---------- 筛选侧栏 ---------- */
.filter-sidebar {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.filter-group {
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.filter-group:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.filter-group h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.filter-option:hover {
  color: var(--primary);
}

.filter-option input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
}

.filter-option.active {
  color: var(--primary);
  font-weight: 600;
}

/* ---------- 排序栏 ---------- */
.sort-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

.sort-bar .sort-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.sort-bar .sort-item {
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 0;
  position: relative;
}

.sort-bar .sort-item.active {
  color: var(--primary);
  font-weight: 600;
}

.sort-bar .sort-item.active::after {
  content: "";
  position: absolute;
  bottom: -14px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

.sort-bar .sort-right {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ---------- 商品详情 ---------- */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.product-gallery .main-img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--border-light);
  margin-bottom: 12px;
}

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

.product-gallery .thumbs {
  display: flex;
  gap: 8px;
}

.product-gallery .thumb {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.product-gallery .thumb.active {
  border-color: var(--primary);
}

.product-gallery .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-info-detail h1 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}

.product-info-detail .product-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.product-info-detail .price-box {
  background: linear-gradient(135deg, #fff5f5, #fef0f7);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
}

.product-info-detail .price-box .price-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.product-info-detail .price-box .price-big {
  font-size: 32px;
  font-weight: 800;
  color: var(--danger);
}

.product-info-detail .price-box .price-old {
  font-size: 16px;
  color: var(--text-light);
  text-decoration: line-through;
}

.product-info-detail .price-box .price-tag {
  background: var(--danger);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.product-info-detail .price-box .price-stats {
  display: flex;
  gap: 24px;
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.product-info-detail .spec-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.product-info-detail .spec-label {
  font-size: 14px;
  color: var(--text-secondary);
  min-width: 60px;
  padding-top: 6px;
}

.product-info-detail .spec-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-info-detail .spec-chip {
  padding: 6px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.product-info-detail .spec-chip:hover {
  border-color: var(--primary);
}

.product-info-detail .spec-chip.active {
  border-color: var(--primary);
  background: var(--primary-lighter);
  color: var(--primary);
  font-weight: 600;
}

.product-info-detail .qty-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.qty-selector {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.qty-selector button {
  width: 36px;
  height: 36px;
  font-size: 18px;
  color: var(--text-secondary);
  background: var(--bg);
  transition: var(--transition);
}

.qty-selector button:hover {
  background: var(--primary-lighter);
  color: var(--primary);
}

.qty-selector input {
  width: 50px;
  height: 36px;
  text-align: center;
  border: none;
  font-size: 15px;
  font-weight: 600;
}

.product-info-detail .action-row {
  display: flex;
  gap: 12px;
}

.product-info-detail .action-row .btn {
  flex: 1;
  padding: 14px;
  font-size: 16px;
}

/* ---------- 详情Tab ---------- */
.detail-tabs {
  margin-top: 24px;
}

.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 24px;
}

.tab-nav .tab-item {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.tab-nav .tab-item.active {
  color: var(--primary);
  font-weight: 600;
}

.tab-nav .tab-item.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

.tab-content {
  display: none;
}

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

/* ---------- 评价 ---------- */
.review-item {
  display: flex;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-light);
}

.review-item:last-child {
  border-bottom: none;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.review-body .review-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.review-body .review-name {
  font-size: 14px;
  font-weight: 600;
}

.review-body .review-stars {
  color: var(--warning);
  font-size: 13px;
}

.review-body .review-date {
  font-size: 12px;
  color: var(--text-light);
}

.review-body .review-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- 旅行搜索 ---------- */
.travel-search-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.travel-tabs {
  display: flex;
  background: var(--primary-dark);
}

.travel-tab {
  flex: 1;
  padding: 16px;
  text-align: center;
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.travel-tab:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.travel-tab.active {
  background: var(--surface);
  color: var(--primary);
}

.travel-search-form {
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 16px;
  align-items: end;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-field input,
.form-field select {
  height: 44px;
  padding: 0 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  background: var(--surface);
  transition: var(--transition);
}

.form-field input:focus,
.form-field select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-lighter);
}

/* ---------- 旅行结果 ---------- */
.travel-result {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 16px;
  display: flex;
  gap: 16px;
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.travel-result:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.travel-result .result-img {
  width: 200px;
  height: 140px;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
}

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

.travel-result .result-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.travel-result .result-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
}

.travel-result .result-info {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.travel-result .result-tags {
  display: flex;
  gap: 6px;
  margin-bottom: auto;
}

.travel-result .result-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--border-light);
  color: var(--text-secondary);
}

.travel-result .result-tag.hot {
  background: var(--danger-light);
  color: var(--danger);
}

.travel-result .result-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
}

.travel-result .result-price {
  font-size: 24px;
  font-weight: 800;
  color: var(--danger);
}

/* ---------- 购物车 ---------- */
.cart-container {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
  align-items: start;
}

.cart-list {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.cart-header {
  display: grid;
  grid-template-columns: 40px 1fr 120px 100px 100px 40px;
  padding: 14px 20px;
  background: var(--bg);
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.cart-header .col-info {
  text-align: left;
}

.cart-item {
  display: grid;
  grid-template-columns: 40px 1fr 120px 100px 100px 40px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  align-items: center;
  text-align: center;
  transition: var(--transition);
}

.cart-item:last-child {
  border-bottom: none;
}

.cart-item:hover {
  background: var(--primary-lighter);
}

.cart-item .cart-check {
  display: flex;
  justify-content: center;
}

.cart-item .cart-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

.cart-item .cart-product {
  display: flex;
  gap: 12px;
  align-items: center;
  text-align: left;
}

.cart-item .cart-product img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.cart-item .cart-product .cp-name {
  font-size: 14px;
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-item .cart-product .cp-spec {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 2px;
}

.cart-item .cart-price {
  font-size: 15px;
  color: var(--danger);
  font-weight: 600;
}

.cart-item .cart-qty {
  display: flex;
  justify-content: center;
}

.cart-item .cart-subtotal {
  font-size: 15px;
  font-weight: 700;
  color: var(--danger);
}

.cart-item .cart-remove {
  color: var(--text-light);
  font-size: 18px;
  cursor: pointer;
  transition: var(--transition);
}

.cart-item .cart-remove:hover {
  color: var(--danger);
}

.cart-summary {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  position: sticky;
  top: 80px;
}

.cart-summary h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}

.cart-summary .summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.cart-summary .summary-row.total {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
}

.cart-summary .summary-row.total .amount {
  font-size: 24px;
  color: var(--danger);
}

.cart-summary .btn {
  margin-top: 16px;
}

.cart-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.cart-footer .footer-left {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: var(--text-secondary);
}

.cart-footer .footer-left input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

/* ---------- 空状态 ---------- */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state .empty-icon {
  font-size: 64px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state .empty-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state .empty-desc {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 20px;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: var(--text);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  z-index: 9999;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.success {
  background: var(--success);
}

.toast.error {
  background: var(--danger);
}

/* ---------- 结算页 ---------- */
.checkout-section {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin-bottom: 16px;
}

.checkout-section h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkout-section h3 .section-num {
  width: 24px;
  height: 24px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.address-card {
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  cursor: pointer;
  transition: var(--transition);
}

.address-card:hover,
.address-card.active {
  border-color: var(--primary);
}

.address-card .addr-name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.address-card .addr-detail {
  font-size: 14px;
  color: var(--text-secondary);
}

.address-card .addr-phone {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 4px;
}

.payment-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}

.payment-option:hover,
.payment-option.active {
  border-color: var(--primary);
}

.payment-option .pay-icon {
  font-size: 24px;
}

.payment-option .pay-name {
  font-size: 15px;
  font-weight: 500;
}

.payment-option .pay-radio {
  margin-left: auto;
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.checkout-items {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.checkout-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-light);
}

.checkout-item:last-child {
  border-bottom: none;
}

.checkout-item img {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.checkout-item .ci-name {
  flex: 1;
  font-size: 14px;
}

.checkout-item .ci-qty {
  font-size: 13px;
  color: var(--text-light);
}

.checkout-item .ci-price {
  font-size: 14px;
  font-weight: 600;
  color: var(--danger);
}

/* ---------- 成功提示 ---------- */
.success-page {
  text-align: center;
  padding: 60px 20px;
}

.success-page .success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: var(--success-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  color: var(--success);
}

.success-page .success-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.success-page .success-desc {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.success-page .success-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* ---------- 分页 ---------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 32px;
}

.pagination .page-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-secondary);
  background: var(--surface);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pagination .page-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.pagination .page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.pagination .page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ---------- 促销横幅 ---------- */
.promo-banner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 0;
}

.promo-card {
  border-radius: var(--radius-md);
  padding: 24px;
  color: #fff;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}

.promo-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.promo-card .promo-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 4px;
}

.promo-card .promo-desc {
  font-size: 14px;
  opacity: 0.9;
}

.promo-card .promo-emoji {
  position: absolute;
  right: 16px;
  bottom: 12px;
  font-size: 48px;
  opacity: 0.3;
}

.promo-1 { background: linear-gradient(135deg, #fa709a, #fee140); }
.promo-2 { background: linear-gradient(135deg, #30cfd0, #330867); }
.promo-3 { background: linear-gradient(135deg, #a8edea, #fed6e3); color: var(--text); }

/* ---------- 页面布局 ---------- */
.page-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  align-items: start;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .product-grid.cols-5 {
    grid-template-columns: repeat(4, 1fr);
  }
  .travel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .travel-entries {
    grid-template-columns: repeat(2, 1fr);
  }
  .category-bar {
    grid-template-columns: repeat(4, 1fr);
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .cart-container {
    grid-template-columns: 1fr;
  }
  .cart-summary {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-menu,
  .header-search {
    display: none;
  }
  .product-grid,
  .product-grid.cols-5 {
    grid-template-columns: repeat(2, 1fr);
  }
  .travel-grid {
    grid-template-columns: 1fr;
  }
  .travel-entries {
    grid-template-columns: repeat(2, 1fr);
  }
  .promo-banner {
    grid-template-columns: 1fr;
  }
  .product-detail {
    grid-template-columns: 1fr;
  }
  .page-layout {
    grid-template-columns: 1fr;
  }
  .filter-sidebar {
    display: none;
  }
  .hero-slider {
    height: 240px;
  }
  .hero-slide .hero-content {
    padding: 0 24px;
  }
  .hero-slide .hero-title {
    font-size: 24px;
  }
  .travel-search-form {
    grid-template-columns: 1fr;
  }
  .cart-header,
  .cart-item {
    grid-template-columns: 30px 1fr 80px 60px;
  }
  .cart-header .col-subtotal,
  .cart-item .cart-subtotal,
  .cart-header .col-remove,
  .cart-item .cart-remove {
    display: none;
  }
  .topbar {
    display: none;
  }
}