/* products.css - 产品选型画册专属样式 */

/* 1. Page Banner Banner */
.page-banner {
  position: relative;
  height: 350px;
  background-color: var(--color-bg-dark);
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
}

.page-banner-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5);
}

.page-banner-content {
  position: relative;
  z-index: 3;
  padding-top: 60px;
}

.page-banner-content h1 {
  font-size: 2.8rem;
  font-weight: 300;
  margin-bottom: 0.8rem;
}

.page-banner-content p {
  font-size: 1.05rem;
  color: var(--color-accent);
  max-width: 600px;
  font-weight: 300;
}

/* 2. 产品类别粘性导航栏 */
.products-nav-section {
  position: sticky;
  top: 70px;
  background-color: var(--color-bg);
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 10px 30px rgba(0,0,0,0.02);
  padding: 0.5rem 0;
}

.products-nav-list {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.products-nav-btn {
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: 0.9rem;
  color: var(--color-text-mid);
  cursor: pointer;
  background-color: #fff;
  transition: all var(--transition-fast);
}

.products-nav-btn:hover,
.products-nav-btn.active {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

/* 3. 产品画册列表 Grid */
.catalog-section {
  padding: 5rem 0 8rem 0;
  background-color: var(--color-bg-light);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.catalog-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.catalog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
  border-color: rgba(120, 190, 32, 0.3);
}

.catalog-img-box {
  width: 100%;
  height: 240px;
  overflow: hidden;
  position: relative;
}

.catalog-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.catalog-content {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.catalog-category {
  font-size: 0.75rem;
  background-color: rgba(120, 190, 32, 0.1);
  color: var(--color-accent);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  font-weight: 600;
  align-self: flex-start;
  margin-bottom: 0.8rem;
}

.catalog-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  color: var(--color-text-dark);
}

.catalog-desc {
  color: var(--color-text-mid);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-weight: 300;
  flex-grow: 1;
}

/* 产品参数小卡片 */
.catalog-specs-box {
  background-color: var(--color-bg-light);
  padding: 1rem;
  border-radius: 2px;
  margin-bottom: 1.5rem;
}

.catalog-spec-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  margin-bottom: 0.4rem;
  line-height: 1.4;
}

.catalog-spec-item:last-child {
  margin-bottom: 0;
}

.catalog-spec-item strong {
  color: var(--color-text-dark);
  font-weight: 500;
}

.catalog-spec-item span {
  color: var(--color-text-mid);
  font-weight: 300;
}

/* 询价拨号按钮 */
.catalog-btn-call {
  background-color: var(--color-accent);
  color: #fff !important;
  text-align: center;
  padding: 0.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.catalog-btn-call:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

@media (max-width: 1024px) {
  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .catalog-grid {
    grid-template-columns: 1fr;
  }
  .catalog-img-box {
    height: 200px;
  }
  .page-banner {
    height: 250px;
  }
  .page-banner-content h1 {
    font-size: 2rem;
  }
}