/* ============================================
   解决方案中心页面专属样式
   ============================================ */

/* 面包屑导航 */
.solutions-breadcrumb {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid hsl(var(--border) / 0.5);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.375rem;
  list-style: none;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.breadcrumb-link {
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.breadcrumb-link:hover {
  color: hsl(var(--accent));
}

.breadcrumb-separator {
  color: hsl(var(--muted-foreground));
  display: flex;
  align-items: center;
}

.breadcrumb-separator svg {
  width: 0.875rem;
  height: 0.875rem;
}

.breadcrumb-current {
  color: #222222;
  font-weight: 600;
  font-size: 0.875rem;
}

/* Hero 区域 */
.solutions-hero {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
  max-width: 48rem;
  margin: 0 auto;
}

.section-accent {
  width: 4rem;
  height: 0.25rem;
  background-color: hsl(var(--primary));
  margin-bottom: 0.5rem;
}

.section-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.section-title {
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #222222;
  font-size: 2.5rem;
  line-height: 1.2;
}

.section-desc {
  color: hsl(var(--muted-foreground));
  font-size: 1.125rem;
  line-height: 1.75;
  max-width: 80rem;
  margin: 0 auto;
}

/* 筛选按钮区 */
.solutions-filter {
  padding-top: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid hsl(0deg 0% 85.04% / 50%);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.875rem;
  transition: all 0.2s ease;
  background: hsl(var(--secondary));
  color: hsl(var(--foreground));
  border: 1px solid hsl(var(--border));
  cursor: pointer;
}

.filter-btn:hover {
  background: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
  border-color: hsl(var(--primary) / 0.5);
}

.filter-btn.active {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border-color: hsl(var(--primary));
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* 解决方案卡片网格 */
.solutions-grid {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.solutions-cards {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 2rem;
}

@media (min-width: 768px) {
  .solutions-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .solutions-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 解决方案卡片 */
.solution-card {
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  background: hsl(var(--card) / 0.5);
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.solution-card:hover {
  border-color: hsl(var(--primary) / 0.5);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.solution-card-image {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: hsl(var(--muted) / 0.3);
}

.solution-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.solution-card:hover .solution-card-image img {
  transform: scale(1.1);
}

.solution-card-badge {
  position: absolute;
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.solution-card-badge.category-retail {
  top: 1rem;
  left: 1rem;
  background: rgba(59, 130, 246, 0.2);
  color: #93c5fd;
  border: none;
}

.solution-card-badge.category-transport {
  top: 1rem;
  left: 1rem;
  background: rgba(34, 197, 94, 0.2);
  color: #86efac;
  border: none;
}

.solution-card-badge.category-medical {
  top: 1rem;
  left: 1rem;
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: none;
}

.solution-card-badge.category-outdoor {
  top: 1rem;
  left: 1rem;
  background: rgba(234, 179, 8, 0.2);
  color: #fde047;
  border: none;
}

.solution-card-badge.category-industrial {
  top: 1rem;
  left: 1rem;
  background: rgba(168, 85, 247, 0.2);
  color: #d8b4fe;
  border: none;
}

.solution-card-badge.featured {
  top: 1rem;
  right: 1rem;
  background: hsl(var(--primary) / 0.9);
  color: hsl(var(--primary-foreground));
  font-weight: 700;
}

.solution-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent, transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.solution-card:hover .solution-card-overlay {
  opacity: 1;
}

.solution-card-content {
  background: #ffffff;
  flex: 1;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.solution-card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: #222222;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.2s ease;
}

.solution-card:hover .solution-card-title {
  color: hsl(var(--primary));
}

.solution-card-desc {
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  line-height: 1.6;
}

.solution-card-problem {
  background: #f6f6f6;
  border-radius: var(--radius);
  padding: 0.75rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.solution-card-problem svg {
  color: hsl(var(--accent));
  margin-top: 0.125rem;
  flex-shrink: 0;
}

.solution-card-problem p {
  font-size: 0.75rem;
  color: hsl(var(--muted-foreground));
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  margin: 0;
}

.solution-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.solution-tag {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  color: hsl(var(--accent));
  background: hsl(var(--accent) / 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

.solution-card-footer {
  background : #ffffff;
  padding: 1.5rem;
  padding-top: 0;
  border-top: 1px solid hsl(var(--border) / 0.5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.solution-card-products {
  display: flex;
  flex-direction: column;
}

.solution-card-products .label {
  font-size: 0.625rem;
  color: #222222;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.solution-card-products .count {
  font-size: 0.875rem;
  font-weight: 600;
  color: #222222;
}

.solution-card-arrow {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 9999px;
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.solution-card-arrow:hover {
  background: hsl(var(--primary) / 0.9);
}

.solution-card:hover .solution-card-arrow {
  transform: translateX(0.25rem);
}

/* CTA 区域 */
.solutions-cta {
  padding-top: 4rem;
  padding-bottom: 4rem;
  border-top: 1px solid hsl(var(--border) / 0.5);
  background-color: #ffffff;
}

.cta-content {
  max-width: 56rem;
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #222222;
  margin-bottom: 1rem;
}

.cta-desc {
  color: hsl(var(--muted-foreground));
  margin-bottom: 2rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

@media (min-width: 640px) {
  .cta-buttons {
    flex-direction: row;
  }
}

/* 按钮样式补充 */
.btn-lg {
  height: 2.75rem;
  padding: 0 2rem;
  font-size: 1rem;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: #222222;
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  font-weight: 700;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-outline:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
  border-color: hsl(var(--accent));
}

/* 响应式调整 */
@media (max-width: 768px) {
  .solutions-hero {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .section-desc {
    font-size: 1rem;
  }
  
  .solutions-filter {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }
  
  .filter-buttons {
    gap: 0.5rem;
  }
  
  .filter-btn {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
  }
  
  .solutions-cta {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  
  .solution-card-content {
    padding: 1rem;
  }
  
  .solution-card-footer {
    padding: 1rem;
    padding-top: 0;
  }
}