/* ============================================
   威海利华包装有限公司 - 组件样式
   设计理念：克制、精致、专业
   ============================================ */

/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border-light);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--color-border);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  text-decoration: none;
}

.navbar-logo img {
  height: 36px;
  width: auto;
}

.navbar-logo-text {
  display: flex;
  flex-direction: column;
}

.navbar-logo-title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  line-height: 1.2;
}

.navbar-logo-subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
}

.navbar-link {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--spacing-2) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar-link:hover {
  color: var(--color-text-primary);
}

.navbar-link.active {
  color: var(--color-primary);
}

.navbar-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

.navbar-cta {
  display: flex;
  align-items: center;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  cursor: pointer;
  padding: 0;
  border: none;
  border-radius: var(--radius-md);
  background-color: rgba(15, 23, 42, 0.08);
}

.hamburger:hover {
  background-color: rgba(15, 23, 42, 0.12);
}

.hamburger-line {
  width: 22px;
  height: 2.5px;
  background-color: var(--color-text-primary);
  margin: 2.5px 0;
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* 汉堡菜单激活状态 - 变成X */
.hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端菜单 */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg-white);
  z-index: 999;
  padding: var(--spacing-6);
  flex-direction: column;
  gap: var(--spacing-1);
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu-link {
  display: block;
  padding: var(--spacing-4) var(--spacing-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mobile-menu-link:hover {
  background-color: var(--color-bg-light);
  color: var(--color-text-primary);
}

.mobile-menu-link.active {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
}

.mobile-menu-cta {
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-6);
  border-top: 1px solid var(--color-border-light);
}

/* Hero轮播 */
.hero-carousel {
  position: relative;
  height: 600px;
  overflow: hidden;
  margin-top: var(--navbar-height);
}

.carousel-slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

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

.carousel-slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.carousel-slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(27, 42, 74, 0.85) 0%, rgba(27, 42, 74, 0.6) 100%);
}

.carousel-slide-content {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 var(--spacing-6);
  max-width: var(--container-xl);
  margin: 0 auto;
}

.carousel-slide-title {
  font-size: var(--text-5xl);
  font-weight: var(--font-bold);
  color: var(--color-text-white);
  margin-bottom: var(--spacing-4);
  max-width: 600px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.carousel-slide-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--spacing-8);
  max-width: 500px;
  line-height: var(--leading-relaxed);
}

.carousel-controls {
  position: absolute;
  bottom: var(--spacing-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.carousel-indicators {
  display: flex;
  gap: var(--spacing-2);
}

.carousel-indicator {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel-indicator.active {
  background-color: var(--color-text-white);
  width: 24px;
}

.carousel-arrows {
  position: absolute;
  top: 50%;
  left: var(--spacing-6);
  right: var(--spacing-6);
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  z-index: 2;
  pointer-events: none;
}

.carousel-arrow {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-text-white);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  pointer-events: auto;
  backdrop-filter: blur(4px);
}

.carousel-arrow:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
  color: rgba(255, 255, 255, 0.6);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* 统计卡片区域 */
.stats-section {
  padding: var(--spacing-16) 0;
  background-color: var(--color-bg-white);
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-8);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.stat-item:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* 产品卡片 */
.product-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.product-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-bg-light);
}

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

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

.product-card-badge {
  position: absolute;
  top: var(--spacing-3);
  left: var(--spacing-3);
  padding: var(--spacing-1) var(--spacing-3);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-sm);
}

.product-card-body {
  padding: var(--spacing-5);
}

.product-card-category {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-2);
}

.product-card-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
  line-height: var(--leading-snug);
}

.product-card-specs {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-3);
}

.product-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-1);
  margin-bottom: var(--spacing-4);
}

.product-card-tag {
  padding: var(--spacing-1) var(--spacing-2);
  background-color: var(--color-bg-light);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.product-card-footer {
  display: flex;
  justify-content: flex-end;
  padding-top: var(--spacing-3);
  border-top: 1px solid var(--color-border-light);
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-secondary);
  text-decoration: none;
}

.product-card-link svg {
  transition: transform var(--transition-fast);
}

.product-card:hover .product-card-link svg {
  transform: translateX(4px);
}

/* 新闻卡片 */
.news-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.news-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-lg);
}

.news-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-bg-light);
}

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

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

.news-card-body {
  padding: var(--spacing-5);
}

.news-card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-3);
}

.news-card-category {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-secondary);
}

.news-card-date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.news-card-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-3);
  line-height: var(--leading-snug);
}

.news-card-title a {
  color: inherit;
  text-decoration: none;
}

.news-card-title a:hover {
  color: var(--color-secondary);
}

.news-card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--spacing-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-footer {
  padding-top: var(--spacing-3);
  border-top: 1px solid var(--color-border-light);
}

.news-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-secondary);
  text-decoration: none;
}

.news-card-link svg {
  transition: transform var(--transition-fast);
}

.news-card:hover .news-card-link svg {
  transform: translateX(4px);
}

/* 合作伙伴 */
.partners-section {
  padding: var(--spacing-16) 0;
  background-color: var(--color-bg-white);
}

.partners-track {
  display: flex;
  animation: scroll 30s linear infinite;
  width: max-content;
}

.partner-item {
  flex-shrink: 0;
  padding: var(--spacing-8) var(--spacing-12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.partner-item span {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-light);
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.partner-item:hover span {
  color: var(--color-text-secondary);
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* 页脚 */
.footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
  padding: var(--spacing-16) 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-12);
  padding-bottom: var(--spacing-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  text-decoration: none;
  margin-bottom: var(--spacing-4);
}

.footer-logo img {
  height: 32px;
  width: auto;
}

.footer-logo-text {
  display: flex;
  flex-direction: column;
}

.footer-logo-title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-white);
  line-height: 1.2;
}

.footer-logo-subtitle {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.05em;
}

.footer-desc {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--spacing-5);
}

.footer-social {
  display: flex;
  gap: var(--spacing-3);
}

.footer-social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--transition-fast);
}

.footer-social-link:hover {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-text-white);
}

.footer-column-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-white);
  margin-bottom: var(--spacing-5);
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--spacing-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-4);
}

.footer-contact-icon {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 2px;
}

.footer-contact-text {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--leading-relaxed);
}

.footer-contact-text a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}

.footer-contact-text a:hover {
  color: var(--color-text-white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-6) 0;
}

.footer-copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.4);
  margin: 0;
}

.footer-badges {
  display: flex;
  gap: var(--spacing-4);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
}

.footer-badge svg {
  color: rgba(255, 255, 255, 0.3);
}

/* 返回顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-6);
  right: var(--spacing-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-white);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

/* 表单样式 */
.form-group {
  margin-bottom: var(--spacing-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.form-input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(59, 108, 181, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-light);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-3) center;
  padding-right: var(--spacing-8);
}

.text-danger {
  color: var(--color-error);
}

/* 联系信息卡片 */
.contact-info-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.contact-info-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-md);
}

.contact-info-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.contact-info-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.contact-info-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.contact-info-text a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.contact-info-text a:hover {
  color: var(--color-secondary);
}

/* 地图 */
.contact-map-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  height: 300px;
}

.contact-map-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 认证卡片 */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6);
}

.cert-card {
  text-align: center;
  padding: var(--spacing-8);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.cert-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-md);
}

.cert-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.cert-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.cert-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* 时间轴 */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-8) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: var(--color-border);
}

.timeline-item {
  position: relative;
  padding: var(--spacing-6) 0;
  width: 50%;
}

.timeline-item:nth-child(odd) {
  padding-right: var(--spacing-10);
  text-align: right;
}

.timeline-item:nth-child(even) {
  margin-left: 50%;
  padding-left: var(--spacing-10);
}

.timeline-dot {
  position: absolute;
  top: var(--spacing-8);
  width: 12px;
  height: 12px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  border: 3px solid var(--color-bg-white);
  box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -6px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -6px;
}

.timeline-year {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
}

.timeline-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.timeline-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* 新闻筛选 */
.news-filter {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-12);
  flex-wrap: wrap;
}

.news-filter-btn {
  padding: var(--spacing-2) var(--spacing-5);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.news-filter-btn.active {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-2);
  margin-top: var(--spacing-12);
}

.pagination-btn {
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0 var(--spacing-3);
}

.pagination-btn:hover:not(.disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination-btn.active {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

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

.pagination-ellipsis {
  color: var(--color-text-light);
  font-size: var(--text-sm);
  padding: 0 var(--spacing-1);
}

/* 空状态 */
.no-news,
.no-products {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-16) 0;
  color: var(--color-text-light);
  font-size: var(--text-base);
}

/* 新闻筛选按钮产品页也用filter-btn */
.filter-btn {
  padding: var(--spacing-2) var(--spacing-5);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

/* 新闻筛选容器 */
.news-filter-wrapper {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-12);
  flex-wrap: wrap;
}

/* 产品筛选容器 */
.product-filter-wrapper {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-12);
  flex-wrap: wrap;
}