/* ============================================================
   康瑞得 KRD HEALTH 官网 - 各页面专属样式
   ============================================================ */

/* ============================================================
   首页 index.html
   ============================================================ */

/* 主视觉 Banner：医疗蓝渐变 + 装饰圆 */
.hero {
  position: relative;
  padding: 110px 0 130px;
  color: #fff;
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 50%, #1E88E5 100%);
  overflow: hidden;
  text-align: center;
}
/* 背景装饰圆 */
.hero::before, .hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, .07);
}
.hero::before { width: 380px; height: 380px; top: -120px; right: -80px; }
.hero::after  { width: 260px; height: 260px; bottom: -100px; left: -60px; }

.hero h1 {
  font-size: 44px;
  letter-spacing: 6px;
  margin-bottom: 16px;
}
.hero .sub {
  font-size: 18px;
  opacity: .9;
  letter-spacing: 2px;
  margin-bottom: 40px;
}
.hero .btn-group { display: flex; gap: 16px; justify-content: center; }

/* 数据亮点条 */
.stats {
  background: #fff;
  box-shadow: var(--shadow-card);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 36px 20px;
  margin-top: -60px; /* 上移压在 Banner 上，形成层次感 */
  position: relative;
  z-index: 2;
}
.stats .stat { text-align: center; }
.stats .num {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
}
.stats .num span { font-size: 16px; font-weight: 400; margin-left: 2px; }
.stats .label { font-size: 14px; color: var(--color-text-light); margin-top: 4px; }

/* 公司简介摘要（首页） */
.about-brief { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.about-brief h3 { font-size: 26px; color: var(--color-primary-dark); margin-bottom: 18px; }
.about-brief p { color: var(--color-text-light); margin-bottom: 14px; }
/* 简介配图占位 */
.about-brief .about-img {
  height: 320px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #BBDEFB, #E3F2FD);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  letter-spacing: 2px;
}

/* 首页新闻列表 */
.home-news-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 6px;
  border-bottom: 1px solid var(--color-border);
  transition: background .2s;
}
.home-news-list li:hover { background: var(--color-primary-light); }
.home-news-list .news-title {
  font-size: 16px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.home-news-list time { color: var(--color-text-light); font-size: 14px; margin-left: 24px; flex-shrink: 0; }

/* 底部 CTA 条 */
.cta-bar {
  text-align: center;
  color: #fff;
  padding: 60px 0;
  background: linear-gradient(135deg, #1565C0, #42A5F5);
}
.cta-bar h2 { font-size: 26px; margin-bottom: 10px; letter-spacing: 2px; }
.cta-bar p { opacity: .85; margin-bottom: 26px; }

@media (max-width: 768px) {
  .hero { padding: 70px 0 90px; }
  .hero h1 { font-size: 30px; letter-spacing: 3px; }
  .hero .sub { font-size: 15px; }
  .hero .btn-group { flex-direction: column; align-items: center; }
  .stats { grid-template-columns: repeat(2, 1fr); margin-top: -40px; }
  .stats .num { font-size: 28px; }
  .about-brief { grid-template-columns: 1fr; gap: 30px; }
  .home-news-list time { display: none; } /* 手机端隐藏日期，避免换行 */
}

/* ============================================================
   关于我们 about.html
   ============================================================ */

/* 图文区块（公司简介/企业文化通用） */
.about-block { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-block + .about-block { margin-top: 80px; }
.about-block .img-ph {
  height: 300px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #BBDEFB, #E3F2FD);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  letter-spacing: 2px;
}
.about-block h3 { font-size: 24px; color: var(--color-primary-dark); margin-bottom: 16px; }
.about-block p { color: var(--color-text-light); margin-bottom: 12px; }

/* 发展历程时间轴 */
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 30px; }
/* 中轴线 */
.timeline::before {
  content: "";
  position: absolute;
  left: 0; top: 6px; bottom: 6px;
  width: 2px;
  background: var(--color-primary-light);
}
.timeline-item { position: relative; padding-bottom: 36px; }
/* 时间轴圆点 */
.timeline-item::before {
  content: "";
  position: absolute;
  left: -37px; top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}
.timeline-item .year {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.timeline-item p { color: var(--color-text-light); }

/* 荣誉资质卡片 */
.honor-card { text-align: center; padding: 30px 20px; }
.honor-card .icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 26px;
  display: flex; align-items: center; justify-content: center;
}
.honor-card h3 { font-size: 17px; margin-bottom: 6px; }
.honor-card p { font-size: 14px; color: var(--color-text-light); }

@media (max-width: 768px) {
  .about-block { grid-template-columns: 1fr; gap: 26px; }
  /* 手机端图文顺序：图在上文字在下 */
  .about-block .img-ph { order: -1; height: 200px; }
}

/* ============================================================
   产品中心 products.html
   ============================================================ */

/* 分类筛选按钮组 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 8px 26px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  background: #fff;
  color: var(--color-text-light);
  font-size: 15px;
  cursor: pointer;
  transition: all .25s;
}
.filter-btn:hover { color: var(--color-primary); border-color: var(--color-primary); }
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* 产品卡片（继承 .card 基础样式，补充细节） */
.product-card .card-img { height: 190px; font-size: 30px; }
.product-card .card-body { position: relative; }
.product-card .tag {
  display: inline-block;
  font-size: 12px;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 2px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
}

/* 产品详情弹层（遮罩 + 弹窗） */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .5);
  display: none;           /* 默认隐藏，JS 控制显示 */
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}
.modal-mask.show { display: flex; }
.modal {
  background: #fff;
  border-radius: var(--radius);
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  animation: modalIn .25s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
.modal-close {
  position: absolute;
  top: 14px; right: 18px;
  border: none;
  background: none;
  font-size: 26px;
  color: var(--color-text-light);
  cursor: pointer;
}
.modal-close:hover { color: var(--color-primary); }
.modal .modal-img {
  height: 220px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  margin-bottom: 20px;
}
.modal h3 { font-size: 22px; color: var(--color-primary-dark); margin-bottom: 4px; }
.modal .tag { color: var(--color-primary); font-size: 13px; }
.modal .desc { margin-top: 14px; color: var(--color-text-light); }

/* 详情弹层：基础信息表 */
.modal-meta { margin-top: 16px; }
.meta-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.meta-table th, .meta-table td {
  border-bottom: 1px solid var(--color-border);
  padding: 8px 4px;
  text-align: left;
  vertical-align: top;
}
.meta-table th {
  width: 130px;
  color: var(--color-text-light);
  font-weight: 500;
  white-space: nowrap;
}
.meta-table td { color: var(--color-text); }

/* 详情弹层：说明区块 */
#modalSections { margin-top: 18px; font-size: 14px; color: var(--color-text-light); }
#modalSections h4 {
  color: var(--color-primary-dark);
  font-size: 15px;
  margin: 16px 0 6px;
}
#modalSections p { margin-bottom: 6px; }
#modalSections .adv-list { padding-left: 20px; list-style: disc; }
#modalSections .adv-list li { margin-bottom: 4px; }

/* ============================================================
   新闻资讯 news.html
   ============================================================ */

/* 新闻项：左图右文 */
.news-item {
  display: flex;
  gap: 24px;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
  transition: transform .25s, box-shadow .25s;
}
.news-item:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(21, 101, 192, .16); }
.news-item .news-img {
  width: 260px;
  flex-shrink: 0;
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
}
.news-item .news-body { padding: 22px 24px 22px 0; display: flex; flex-direction: column; }
.news-item h3 { font-size: 19px; margin-bottom: 8px; }
.news-item h3 a:hover { color: var(--color-primary); }
.news-item .news-meta { font-size: 13px; color: var(--color-text-light); margin-bottom: 10px; }
.news-item .news-meta .tag {
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 1px 8px;
  border-radius: 12px;
  margin-right: 8px;
}
.news-item p { font-size: 14px; color: var(--color-text-light); }

@media (max-width: 768px) {
  .news-item { flex-direction: column; gap: 0; }
  .news-item .news-img { width: 100%; height: 180px; }
  .news-item .news-body { padding: 18px 20px; }
}

/* ============================================================
   联系我们 contact.html
   ============================================================ */

.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; }

/* 左侧：联系信息 */
.contact-info h3 { font-size: 22px; color: var(--color-primary-dark); margin-bottom: 20px; }
.contact-info .info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
  align-items: flex-start;
}
.contact-info .icon {
  width: 42px; height: 42px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.contact-info .info-item strong { display: block; font-size: 15px; margin-bottom: 2px; }
.contact-info .info-item p { font-size: 14px; color: var(--color-text-light); }

/* 地图占位 */
.map-ph {
  margin-top: 30px;
  min-height: 200px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  letter-spacing: .5px;
  text-align: center;
  padding: 26px 20px;
}

.map-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.map-icon { font-size: 26px; line-height: 1; }
.map-inner strong { font-size: 15.5px; color: #0D47A1; letter-spacing: .5px; }
.map-inner span { font-size: 12.5px; color: #5A7CA6; letter-spacing: 1px; }
.map-btn {
  margin-top: 6px;
  display: inline-block;
  padding: 8px 20px;
  border-radius: 30px;
  background: #fff;
  color: var(--color-primary);
  font-size: 13px;
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(21, 101, 192, .16);
  transition: all .22s;
}
.map-btn:hover { background: var(--color-primary); color: #fff; transform: translateY(-1px); }

/* 右侧：留言表单 */
.contact-form {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 36px;
}
.contact-form h3 { font-size: 22px; color: var(--color-primary-dark); margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 14px;
  margin-bottom: 6px;
}
.form-group label .required { color: #E53935; margin-left: 4px; } /* 必填星号 */
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, .12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
/* 校验错误状态（JS 添加 .error 类） */
.form-group input.error,
.form-group textarea.error { border-color: #E53935; }
.form-group .err-msg {
  display: none;
  font-size: 12px;
  color: #E53935;
  margin-top: 4px;
}
.form-group .err-msg.show { display: block; }

/* 提交成功提示条 */
.form-success {
  display: none;
  background: #E8F5E9;
  color: #2E7D32;
  border: 1px solid #A5D6A7;
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 14px;
  margin-bottom: 20px;
}
.form-success.show { display: block; }
/* 提交失败时的红色提示样式 */
.form-success.error {
  background: #FFEBEE;
  color: #C62828;
  border-color: #EF9A9A;
}

@media (max-width: 768px) {
  .contact-wrap { grid-template-columns: 1fr; gap: 36px; }
  .contact-form { padding: 24px; }
}

/* ============================================================
   首页：愿景 / 使命 / 价值观 深蓝色横带
   ============================================================ */
.vmv-band {
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 60%, #1976D2 100%);
  color: #fff;
  padding: 64px 0;
}
.vmv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.vmv-label {
  display: inline-block;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 4px;
  padding: 6px 16px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 18px;
}
.vmv-label span { font-size: 13px; font-weight: 500; letter-spacing: 3px; opacity: 0.85; margin-left: 4px; }
.vmv-cn { font-size: 19px; font-weight: 600; line-height: 1.7; margin-bottom: 10px; }
.vmv-en { font-size: 13.5px; line-height: 1.7; opacity: 0.82; }

/* 响应式：平板单行三列变纵向 */
@media (max-width: 1024px) {
  .vmv-grid { grid-template-columns: 1fr; gap: 36px; }
  .vmv-band { padding: 52px 0; }
}