/* 自定义增强样式 Custom Enhancement Styles */

.footer-columns {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
@media (max-width: 900px) {
  .footer-columns {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 600px) {
  .footer-columns {
    grid-template-columns: 1fr;
  }
}
.footer-col ul li {
  margin-bottom: 8px;
}
.footer-col ul li a {
  color: #c9d2dc;
}
.footer-col ul li a:hover {
  color: #fff;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid #ddd;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
}
@media (max-width: 900px) {
  .menu-toggle {
    display: inline-block;
  }
  .main-navigation ul {
    display: none;
    flex-direction: column;
    gap: 0;
  }
  .main-navigation.toggled ul {
    display: flex;
  }
  .main-navigation ul li a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
  }
}

.search-form {
  display: flex;
  max-width: 420px;
  margin: 0 auto;
}
.search-form input[type="search"] {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid #ddd;
  border-radius: 4px 0 0 4px;
  outline: none;
}
.search-form button {
  background: #0a5aa8;
  color: #fff;
  border: none;
  padding: 0 18px;
  border-radius: 0 4px 4px 0;
  cursor: pointer;
}

.comments-area {
  margin-top: 40px;
  border-top: 1px solid #eee;
  padding-top: 24px;
}

/* 关于我们：首页板块与独立页面通用样式 */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}
.about-text h2,
.about-text h3 {
  font-size: 22px;
  color: #1a1a1a;
  margin-bottom: 16px;
}
.about-text p {
  color: #555;
  font-size: 14px;
  margin-bottom: 14px;
}
.about-image img {
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  width: 100%;
  height: 320px;
  object-fit: cover;
}
.btn-link {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 24px;
  background: #0a5aa8;
  color: #fff !important;
  border-radius: 4px;
  font-size: 14px;
}
.btn-link:hover {
  background: #084889;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.about-stats-block {
  background: #0a5aa8;
  border-radius: 8px;
  padding: 32px 16px;
}
.about-stats-block .stat-value {
  color: #fff;
}
.about-stats-block .stat-label {
  color: #d6e6f7;
}
.stat-item {
  text-align: center;
}
.stat-value {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: #0a5aa8;
}
.stat-label {
  display: block;
  font-size: 12px;
  color: #888;
  margin-top: 4px;
}

/* 发展历程时间轴 */
.timeline {
  max-width: 760px;
  margin: 0 auto;
}
.timeline-item {
  display: flex;
  gap: 24px;
  border-left: 2px solid #eee;
  padding: 0 0 24px 24px;
  margin-left: 60px;
  position: relative;
}
.timeline-year {
  position: absolute;
  left: -92px;
  width: 64px;
  text-align: right;
  font-weight: 700;
  color: #0a5aa8;
}
.timeline-item p {
  font-size: 14px;
  color: #555;
  margin: 0;
}

/* 生产研发环境 */
.facility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 768px) {
  .facility-grid {
    grid-template-columns: 1fr;
  }
}
.facility-item img {
  height: 200px;
  object-fit: cover;
  border-radius: 8px 8px 0 0;
}
.facility-item p {
  background: #f8fafc;
  text-align: center;
  padding: 12px 0;
  margin: 0;
  border-radius: 0 0 8px 8px;
  font-size: 14px;
  color: #444;
}

/* 联系我们页面 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 30px;
}
@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}
.contact-info ul {
  margin-bottom: 20px;
}
.contact-info ul li {
  font-size: 14px;
  color: #555;
  margin-bottom: 12px;
}
.contact-info img {
  border-radius: 8px;
  height: 220px;
  object-fit: cover;
}
.contact-form-wrap {
  background: #f8fafc;
  border-radius: 8px;
  padding: 32px;
}
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  margin-bottom: 16px;
  font-family: inherit;
}
.contact-form button {
  width: 100%;
  padding: 12px;
  background: #0a5aa8;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  cursor: pointer;
}
.contact-form button:hover {
  background: #084889;
}
.form-success {
  color: #16a34a;
  background: #ecfdf5;
  padding: 12px 16px;
  border-radius: 4px;
}
.form-error {
  color: #dc2626;
  background: #fef2f2;
  padding: 12px 16px;
  border-radius: 4px;
}

/* 新闻资讯列表页 */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.news-item {
  display: flex;
  gap: 24px;
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 8px;
  overflow: hidden;
}
@media (max-width: 768px) {
  .news-item {
    flex-direction: column;
  }
}
.news-item-image {
  width: 260px;
  flex-shrink: 0;
}
.news-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 160px;
}
.news-item-body {
  padding: 20px;
}
.news-item-date {
  font-size: 12px;
  color: #0a5aa8;
  margin-bottom: 6px;
}
.news-item-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: #222;
}
.news-item-body p {
  font-size: 13px;
  color: #666;
  margin: 0;
}
.news-pagination {
  margin-top: 30px;
  text-align: center;
}
.news-pagination .page-numbers {
  display: inline-block;
  padding: 6px 12px;
  margin: 0 4px;
  border: 1px solid #ddd;
  border-radius: 4px;
  color: #444;
}
.news-pagination .page-numbers.current {
  background: #0a5aa8;
  color: #fff;
  border-color: #0a5aa8;
}

.page-intro {
  max-width: 820px;
  margin: 0 auto 50px;
  text-align: center;
}