/** 球鞋文化 - 评测风格样式表
 * 风格: review
 * 主色调: #2196f3
 */

/* ===== CSS 变量 ===== */
:root {
  --accent-color: #2196f3;
  --accent-dark: #1976d2;
  --text-primary: #333;
  --text-secondary: #666;
  --text-light: #999;
  --bg-primary: #fff;
  --bg-secondary: #f5f5f5;
  --bg-dark: #1a1a2e;
  --border-color: #e0e0e0;
  --success: #4caf50;
  --danger: #f44336;
  --star: #ffc107;
  --max-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);
}

/* ===== 重置与基础 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

/* ===== 布局容器 ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-size: 1rem;
}

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

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

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
}

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

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* ===== 评分组件 ===== */
.rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.stars {
  display: flex;
  gap: 2px;
}

.star {
  color: var(--star);
  font-size: 1.25rem;
}

.star-empty {
  color: #ddd;
}

.rating-score {
  font-weight: 700;
  color: var(--accent-color);
  font-size: 1.125rem;
}

.rating-count {
  color: var(--text-light);
  font-size: 0.875rem;
}

/* ===== 评分盒子 ===== */
.rating-box {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
}

.rating-box .score {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-color);
  line-height: 1;
}

.rating-box .label {
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

/* ===== 优缺点组件 ===== */
.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.pros,
.cons {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
}

.pros {
  background: rgba(76, 175, 80, 0.1);
  border-left: 4px solid var(--success);
}

.cons {
  background: rgba(244, 67, 54, 0.1);
  border-left: 4px solid var(--danger);
}

.pros h4,
.cons h4 {
  font-size: 1rem;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.pros h4 {
  color: var(--success);
}

.cons h4 {
  color: var(--danger);
}

.pros ul,
.cons ul {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.pros li,
.cons li {
  padding: 4px 0;
  padding-left: 1.25rem;
  position: relative;
}

.pros li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

.cons li::before {
  content: '✗';
  position: absolute;
  left: 0;
  color: var(--danger);
  font-weight: 700;
}

/* ===== 页头 ===== */
.header {
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-color);
}

.logo-icon {
  font-size: 2rem;
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav a {
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.3s;
  position: relative;
}

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

.nav a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-color);
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 0.5rem 1rem;
  gap: var(--spacing-xs);
}

.search-box input {
  border: none;
  background: transparent;
  outline: none;
  width: 180px;
  font-size: 0.9375rem;
}

.search-box button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-light);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  background: var(--bg-secondary);
  padding: var(--spacing-sm) 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

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

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

.breadcrumb span {
  margin: 0 0.5rem;
  color: var(--text-light);
}

/* ===== Hero 区域 ===== */
.hero {
  background: linear-gradient(135deg, var(--bg-dark) 0%, #16213e 100%);
  color: #fff;
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin: 0 auto var(--spacing-md);
}

.hero-search {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-search input {
  flex: 1;
  border: none;
  padding: 1rem 1.5rem;
  font-size: 1rem;
  outline: none;
}

.hero-search button {
  background: var(--accent-color);
  color: #fff;
  border: none;
  padding: 0 1.5rem;
  cursor: pointer;
  font-weight: 600;
}

/* ===== 特色评测 ===== */
.featured-review {
  background: var(--bg-secondary);
}

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.featured-image {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 4rem;
}

.featured-content {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-badge {
  display: inline-block;
  background: var(--accent-color);
  color: #fff;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
  width: fit-content;
}

.featured-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.featured-title a:hover {
  color: var(--accent-color);
}

.featured-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.featured-excerpt {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.featured-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.featured-rating .score {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-color);
}

/* ===== 分类网格 ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.category-card {
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-align: center;
  transition: all 0.3s ease;
}

.category-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.category-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
}

.category-name {
  font-weight: 600;
  margin-bottom: 4px;
}

.category-count {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* ===== 文章卡片 ===== */
.review-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.review-card {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: var(--spacing-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  transition: box-shadow 0.3s;
}

.review-card:hover {
  box-shadow: var(--shadow-md);
}

.review-image {
  aspect-ratio: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.review-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.review-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.review-title a:hover {
  color: var(--accent-color);
}

.review-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-xs);
}

.review-excerpt {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.review-rating {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 100px;
  padding: var(--spacing-sm);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

.review-rating .score {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-color);
}

.review-rating .label {
  font-size: 0.75rem;
  color: var(--text-light);
}

/* ===== 文章列表（小） ===== */
.article-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.article-item {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background 0.3s;
}

.article-item:hover {
  background: var(--bg-secondary);
}

.article-item .num {
  width: 24px;
  height: 24px;
  background: var(--accent-color);
  color: #fff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.article-item .info {
  flex: 1;
}

.article-item .title {
  font-weight: 500;
  font-size: 0.9375rem;
  margin-bottom: 2px;
}

.article-item .meta {
  font-size: 0.75rem;
  color: var(--text-light);
}

/* ===== 三栏底部 ===== */
.three-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.column-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--accent-color);
}

/* ===== 分类页头部 ===== */
.category-header {
  background: var(--bg-secondary);
  padding: var(--spacing-lg) 0;
}

.category-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.category-desc {
  color: var(--text-secondary);
}

.sort-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-md);
}

.sort-options {
  display: flex;
  gap: var(--spacing-sm);
}

.sort-options a {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.sort-options a.active,
.sort-options a:hover {
  background: var(--accent-color);
  color: #fff;
}

/* ===== 分页 ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.pagination a {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.pagination a:hover {
  background: var(--accent-color);
  color: #fff;
}

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

.pagination .disabled {
  color: var(--text-light);
  cursor: not-allowed;
}

/* ===== 文章详情页 ===== */
.article-header {
  padding: var(--spacing-lg) 0;
}

.article-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.article-meta .author {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.article-meta .avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
}

.article-image {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 5rem;
  margin-bottom: var(--spacing-lg);
}

.article-body {
  max-width: 800px;
  margin: 0 auto;
}

.article-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-primary);
}

.article-content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.article-content h3 {
  font-size: 1.375rem;
  font-weight: 600;
  margin: var(--spacing-md) 0 var(--spacing-sm);
}

.article-content p {
  margin-bottom: var(--spacing-md);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-md);
}

.article-content li {
  margin-bottom: var(--spacing-xs);
}

.verdict-box {
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-dark) 100%);
  color: #fff;
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  margin: var(--spacing-lg) 0;
}

.verdict-box h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.verdict-box p {
  opacity: 0.9;
  margin: 0;
}

.rating-breakdown {
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin: var(--spacing-lg) 0;
}

.rating-breakdown h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
}

.breakdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.breakdown-item .label {
  width: 100px;
  font-size: 0.9375rem;
}

.breakdown-item .bar {
  flex: 1;
  height: 8px;
  background: #ddd;
  border-radius: 4px;
  overflow: hidden;
}

.breakdown-item .fill {
  height: 100%;
  background: var(--accent-color);
  border-radius: 4px;
}

.breakdown-item .value {
  width: 40px;
  text-align: right;
  font-weight: 600;
  color: var(--accent-color);
}

.action-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin: var(--spacing-lg) 0;
}

/* ===== 推荐文章区 ===== */
.recommended-section {
  background: var(--bg-secondary);
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.related-links a {
  padding: 0.5rem 1rem;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  transition: all 0.3s;
}

.related-links a:hover {
  background: var(--accent-color);
  color: #fff;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--bg-dark);
  color: #fff;
  padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
}

/* ===== 404 页面 ===== */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.error-code {
  font-size: 8rem;
  font-weight: 800;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.error-title {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.error-desc {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .header .container {
    height: 60px;
  }

  .nav,
  .search-box {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-image {
    aspect-ratio: 16/9;
  }

  .review-card {
    grid-template-columns: 1fr;
  }

  .review-image {
    aspect-ratio: 16/9;
  }

  .review-rating {
    flex-direction: row;
    justify-content: flex-start;
    gap: var(--spacing-sm);
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pros-cons {
    grid-template-columns: 1fr;
  }

  .article-title {
    font-size: 1.5rem;
  }

  .article-meta {
    flex-wrap: wrap;
  }

  .action-buttons {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .error-code {
    font-size: 5rem;
  }
}

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

  .sort-options {
    flex-wrap: wrap;
  }

  .pagination a,
  .pagination span {
    width: 36px;
    height: 36px;
  }
}