/* 站点补充样式：导航用户菜单、登录/注册弹窗、后台管理 */

/* 导航登录按钮 */
.nav-login-btn {
  padding: 6px 18px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  cursor: pointer;
}
.nav-login-btn:hover { background: var(--primary-dark); }

/* 用户菜单下拉 */
.user-menu { position: relative; }
.user-name {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-size: 14px;
  color: var(--dark);
}
.user-dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: 40px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
  min-width: 120px;
  overflow: hidden;
  z-index: 1100;
}
.user-menu:hover .user-dropdown { display: block; }
.user-dropdown a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: #333;
}
.user-dropdown a:hover { background: #f5f7fa; color: var(--primary); }

/* 登录/注册弹窗 */
.auth-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}
.auth-overlay.show { display: flex; }
.auth-box {
  width: 380px;
  max-width: 90vw;
  background: #fff;
  border-radius: 12px;
  padding: 30px;
  position: relative;
}
.auth-close {
  position: absolute;
  right: 16px;
  top: 12px;
  font-size: 24px;
  cursor: pointer;
  color: #999;
  border: none;
  background: none;
  line-height: 1;
}
.auth-tabs { display: flex; gap: 24px; margin-bottom: 22px; }
.auth-tab {
  font-size: 18px;
  color: #999;
  cursor: pointer;
  padding-bottom: 6px;
  border-bottom: 2px solid transparent;
}
.auth-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.auth-form .form-row { margin-bottom: 16px; }
.auth-form input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  box-sizing: border-box;
}
.auth-form input:focus { outline: none; border-color: var(--primary); }
.auth-submit {
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
}
.auth-submit:hover { background: var(--primary-dark); }
.auth-msg { font-size: 13px; margin-top: 10px; min-height: 18px; }
.auth-msg.ok { color: #2e7d32; }
.auth-msg.err { color: #e53935; }

/* 后台通用 */
.admin-wrap { max-width: 1100px; margin: 90px auto 40px; padding: 0 20px; }
.admin-title { font-size: 24px; margin-bottom: 20px; color: var(--dark); }
.admin-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
}
.admin-table th, .admin-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid #f0f0f0;
  font-size: 14px;
}
.admin-table th { background: #f5f7fa; color: #333; font-weight: 600; }
.admin-table tr:hover td { background: #fafcff; }
.badge { padding: 2px 10px; border-radius: 10px; font-size: 12px; white-space: nowrap; }
.badge-news { background: #e8f4fc; color: #0070b0; }
.badge-notice { background: #fff3e0; color: #e65100; }
.badge-activity { background: #e8f5e9; color: #2e7d32; }
.badge-pending { background: #fff3e0; color: #e65100; }
.badge-pass { background: #e8f5e9; color: #2e7d32; }
.badge-reject { background: #fde8e8; color: #c62828; }
.btn-sm {
  padding: 5px 12px;
  border: none;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
  color: #fff;
  margin-right: 6px;
  text-decoration: none;
  display: inline-block;
}
.btn-green { background: #2e7d32; }
.btn-red { background: #c62828; }
.btn-blue { background: var(--primary); }
.btn-gray { background: #999; }
.admin-form {
  background: #fff;
  padding: 22px;
  border-radius: 10px;
  margin-bottom: 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
}
.admin-form .form-row { margin-bottom: 14px; }
.admin-form label { display: block; font-size: 13px; color: #555; margin-bottom: 6px; }
.admin-form input, .admin-form textarea, .admin-form select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  box-sizing: border-box;
  font-size: 14px;
  font-family: inherit;
}
.admin-form textarea { min-height: 140px; resize: vertical; }
.admin-note { background: #fff8e1; border-left: 4px solid var(--accent); padding: 12px 16px; border-radius: 0 8px 8px 0; margin-bottom: 20px; font-size: 13px; color: #555; }

/* ===== 着陆页：荣誉证书 ===== */
/* 荣誉证书 */
.honor-section {
  padding: 80px 60px;
  background: var(--light-gray);
}

.honor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
  max-width: 1300px;
  margin: 0 auto;
}

.honor-card {
  background: white;
  border-radius: 10px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  transition: all 0.3s;
  cursor: pointer;
}

.honor-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

/* 荣誉图片容器 */
.honor-image-wrapper {
  width: 100%;
  height: 160px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 8px;
  background: #f8f8f8;
}

.honor-image {
  width: 100%;
  height: 100%;
  object-fit: contain;  /* 保持图片比例 */
  transition: transform 0.3s;
}

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

.honor-card h4 {
  font-size: 14px;
  color: var(--dark);
  line-height: 1.5;
  margin: 0;
}


/* ===== 着陆页：联系我们 ===== */
.contact-section { padding: 80px 60px; background: #0298e0; }
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; max-width: 1200px; margin: 0 auto; }
.contact-form .form-row { margin-bottom: 16px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 6px;
  box-sizing: border-box; font-size: 14px; font-family: inherit;
}
.contact-form textarea { min-height: 130px; resize: vertical; }
.contact-info { background: var(--light-gray); border-radius: 12px; padding: 30px; }
.contact-info h3 { font-size: 20px; color: var(--dark); margin-bottom: 16px; }
.contact-info p { color: var(--gray); font-size: 15px; line-height: 2.2; }

/* ===== 新闻列表页 ===== */
.news-page { padding-top: 60px; }
.news-banner { height: 260px; background: linear-gradient(135deg, #003366, #0070b0); display: flex; align-items: center; justify-content: center; color: #fff; text-align: center; }
.news-banner-inner h1 { font-size: 38px; margin-bottom: 10px; }
.news-banner-inner p { color: rgba(255,255,255,.8); font-size: 16px; }
.news-filter { display: flex; gap: 12px; justify-content: center; margin: 40px auto 30px; flex-wrap: wrap; }
.news-filter a { padding: 8px 22px; border-radius: 20px; background: var(--light-gray); color: var(--gray); font-size: 15px; }
.news-filter a.active { background: var(--primary); color: #fff; }
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 26px; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.news-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,.06); transition: all .3s; }
.news-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0,0,0,.12); }
.news-body { padding: 24px; }
.news-body h3 { font-size: 19px; color: var(--dark); margin: 12px 0 10px; line-height: 1.5; }
.news-body p { color: var(--gray); font-size: 14px; line-height: 1.8;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { margin-top: 14px; display: flex; gap: 14px; font-size: 13px; color: #999; flex-wrap: wrap; }
.pagination { display: flex; gap: 8px; justify-content: center; margin: 40px 0 60px; flex-wrap: wrap; }
.pagination a { padding: 8px 14px; border-radius: 6px; background: var(--light-gray); color: var(--dark); font-size: 14px; }
.pagination a.active { background: var(--primary); color: #fff; }

/* ===== 新闻详情 ===== */
.news-detail { max-width: 1200px; margin: 90px auto 50px; padding: 0 20px; display: grid; grid-template-columns: 1fr 320px; gap: 40px; }
.breadcrumb { grid-column: 1 / -1; font-size: 14px; color: #999; margin-bottom: 6px; }
.breadcrumb a { color: #999; }
.breadcrumb a:hover { color: var(--primary); }
.detail-main { background: #fff; border-radius: 12px; padding: 36px; box-shadow: 0 2px 12px rgba(0,0,0,.05); }
.detail-head { border-bottom: 1px solid #f0f0f0; padding-bottom: 20px; margin-bottom: 24px; }
.detail-head h1 { font-size: 28px; color: var(--dark); line-height: 1.5; margin: 12px 0; }
.detail-meta { font-size: 13px; color: #999; }
.detail-body { font-size: 16px; line-height: 2; color: #333; }
.detail-body h2 { font-size: 22px; margin: 24px 0 12px; color: var(--dark); }
.detail-body h3 { font-size: 18px; margin: 18px 0 10px; color: var(--dark); }
.detail-body p { margin-bottom: 16px; }
.detail-body img { max-width: 100%; border-radius: 8px; }
.detail-body blockquote { border-left: 4px solid var(--primary); padding: 8px 16px; background: var(--light-gray); margin: 16px 0; border-radius: 0 8px 8px 0; color: var(--gray); }
.back-link { display: inline-block; margin-top: 26px; color: var(--primary); font-size: 15px; }
.detail-side { display: flex; flex-direction: column; gap: 20px; }
.side-card { background: #fff; border-radius: 12px; padding: 22px; box-shadow: 0 2px 12px rgba(0,0,0,.05); }
.side-card h4 { font-size: 17px; color: var(--dark); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 2px solid var(--light-gray); }
.side-card ul li { margin-bottom: 12px; }
.side-card ul li a { font-size: 14px; color: #444; line-height: 1.5; display: block; }
.side-card ul li a:hover { color: var(--primary); }
.side-card ul li span { font-size: 12px; color: #999; }
.contact-side p { font-size: 14px; color: var(--gray); line-height: 2; }
.notfound { max-width: 600px; margin: 140px auto; text-align: center; color: var(--gray); }
.notfound h2 { font-size: 24px; color: var(--dark); margin-bottom: 16px; }

/* ===== 后台留言项 ===== */
.msg-item { background: #fff; border-radius: 10px; padding: 18px 20px; margin-bottom: 16px; box-shadow: 0 2px 12px rgba(0,0,0,.05); }
.msg-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.msg-head strong { font-size: 15px; color: var(--dark); }
.msg-content { font-size: 14px; color: #444; line-height: 1.8; white-space: pre-wrap; }
.msg-reply { margin-top: 10px; padding: 10px 14px; background: var(--light-gray); border-radius: 8px; font-size: 13px; color: var(--gray); }
.msg-actions { margin-top: 12px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
/* 模态框样式 */
.preview-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  animation: fadeIn 0.3s;
}

.preview-modal .preview-content {
  display: block;
  max-width: 90%;
  max-height: 80vh;
  margin: 40px auto;
  border-radius: 8px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.preview-close {
  position: absolute;
  top: 20px;
  right: 40px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.3s;
}
.preview-close:hover {
  color: #ccc;
}

#previewCaption {
  text-align: center;
  color: #fff;
  font-size: 20px;
  margin-top: 10px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* 让卡片有手型光标 */
.honor-card {
  cursor: pointer;
}
/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .about-grid, .contact-wrap, .news-detail { grid-template-columns: 1fr; }
  .navbar { padding: 0 20px; }
  .hero { height: 480px; }
  .products-section, .about-section, .brand-section, .honor-section, .contact-section { padding: 60px 20px; }
}