/* 首页专用样式 */

.hero {
  text-align: center;
  padding: 80px 20px 60px;
  background: linear-gradient(135deg, rgba(64, 158, 255, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
  border-radius: var(--border-radius-lg);
  margin-bottom: 48px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* 搜索框 */
.search-section {
  max-width: 600px;
  margin: 0 auto 48px;
}

.search-box {
  position: relative;
}

.search-box input {
  width: 100%;
  padding: 16px 56px 16px 24px;
  font-size: 16px;
  border: 2px solid var(--border-color);
  border-radius: 50px;
  background: var(--card-bg);
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.search-box input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(64, 158, 255, 0.1);
}

.search-box button {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border: none;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.search-box button:hover {
  transform: translateY(-50%) scale(1.05);
}

/* 分类区域 */
.section-title {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 36px;
  color: var(--text-primary);
}

.section-title span {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.category-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: 28px 24px;
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
  box-shadow: var(--shadow);
  display: block;
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.category-card:hover::before {
  transform: scaleX(1);
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
}

.category-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  border-radius: 12px;
  object-fit: contain;
}

.category-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.category-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 热门工具 */
.popular-tools {
  margin-bottom: 48px;
}

.tools-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 20px 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.tools-scroll::-webkit-scrollbar {
  height: 6px;
}

.tool-mini-card {
  flex: 0 0 220px;
  scroll-snap-align: start;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  padding: 20px;
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.tool-mini-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-color);
  color: var(--text-primary);
}

.tool-mini-card img {
  width: 40px;
  height: 40px;
  margin-bottom: 12px;
  border-radius: 8px;
}

.tool-mini-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}

.tool-mini-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.4;
}

/* 常用工具速览 */
.quick-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.quick-tool-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
  border: 1px solid transparent;
}

.quick-tool-card:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow);
  border-color: var(--primary-color);
  color: var(--text-primary);
}

.quick-tool-icon {
  font-size: 28px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(64,158,255,0.08), rgba(118,75,162,0.08));
  border-radius: 10px;
  flex-shrink: 0;
}

.quick-tool-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.quick-tool-info strong {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.quick-tool-info span {
  font-size: 12px;
  color: var(--text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.quick-tool-arrow {
  font-size: 16px;
  color: var(--primary-color);
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.quick-tool-card:hover .quick-tool-arrow {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 768px) {
  .quick-tools-grid {
    grid-template-columns: 1fr;
  }
}

/* 特色功能区 */
.features-section {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: 48px 32px;
  margin-bottom: 48px;
  box-shadow: var(--shadow);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  margin-top: 32px;
}

.feature-item {
  text-align: center;
  padding: 24px;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(64, 158, 255, 0.1), rgba(118, 75, 162, 0.1));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.feature-item h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero {
    padding: 48px 16px 36px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero p {
    font-size: 16px;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .stat-number {
    font-size: 28px;
  }

  .section-title {
    font-size: 24px;
  }

  .categories-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .features-section {
    padding: 32px 20px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 26px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .tool-mini-card {
    flex: 0 0 180px;
  }
}