* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #165DFF;
  --primary-dark: #0E42D2;
  --secondary-color: #F5F7FA;
  --text-dark: #1D2129;
  --text-gray: #4E5969;
  --text-light: #86909C;
  --white: #FFFFFF;
  --border-color: #E5E6EB;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --rx-color: #F53F3F;
  --otc-color: #00B42A;
  --device-color: #FF7D00;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Header ===== */
.header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 40px;
}

.nav a {
  color: var(--text-gray);
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
}

.nav a:hover,
.nav a.active {
  color: var(--primary-color);
}

.nav a.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-color);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
}

/* ===== 备案信息横条（法规要求：首页显著位置标注备案编号）===== */
.filing-bar {
  background: linear-gradient(135deg, #165DFF 0%, #4080FF 100%);
  padding: 10px 0;
  text-align: center;
  font-size: 14px;
  color: var(--white);
}

.filing-bar .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filing-bar a {
  color: #FFD666;
  text-decoration: underline;
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, #165DFF 0%, #4080FF 100%);
  color: var(--white);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero p {
  font-size: 20px;
  opacity: 0.9;
  max-width: 700px;
  margin: 0 auto 40px;
}

.hero-btn {
  display: inline-block;
  background: var(--white);
  color: var(--primary-color);
  padding: 15px 40px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.hero-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ===== Section Common ===== */
.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 36px;
  color: var(--text-dark);
  margin-bottom: 15px;
}

.section-title p {
  color: var(--text-gray);
  font-size: 16px;
}

.section {
  padding: 80px 0;
}

/* ===== Service Grid（首页信息服务）===== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 35px 25px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  margin-bottom: 20px;
}

.service-icon img {
  width: 80px;
  height: 80px;
}

.service-card h3 {
  font-size: 20px;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 15px;
}

.service-link {
  color: var(--primary-color);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.3s;
}

.service-link:hover {
  opacity: 0.8;
}

/* ===== Drug Category Grid（首页药品分类）===== */
.drug-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.drug-category-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px 25px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.drug-category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.drug-cat-icon {
  font-size: 48px;
  margin-bottom: 15px;
}

.drug-category-card h3 {
  font-size: 18px;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.drug-category-card p {
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== Notice Grid（用药安全提示）===== */
.notice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.notice-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-left: 4px solid #FF7D00;
  border-radius: 12px;
  padding: 30px 25px;
}

.notice-icon {
  font-size: 36px;
  margin-bottom: 15px;
}

.notice-card h3 {
  font-size: 20px;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.notice-card p {
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.8;
}

/* ===== Drug Info Card（药品信息页 - 折叠式设计）===== */
.drug-info-grid,
.device-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
  gap: 28px;
  align-items: start;
}

.drug-info-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: box-shadow 0.3s, transform 0.3s;
}

.drug-info-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* 卡片头部 */
.drug-info-header {
  padding: 22px 24px 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.drug-info-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

/* 标签 */
.drug-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.otc-tag { background: #E8FFEA; color: #00B42A; }
.rx-tag { background: #FFECE8; color: #F53F3F; }
.device-tag { background: #FFF7E6; color: #FF7D00; }

.drug-category {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--text-light);
  font-weight: 500;
  padding-top: 4px;
}
.drug-category.rx { color: var(--rx-color); }
.device-cat-badge {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--device-color);
  font-weight: 600;
  padding-top: 4px;
}

/* 处方药头部 */
.rx-header { border-bottom: 2px solid #FFECE8; }
.device-header { border-bottom: 2px solid #FFF7E6; }

/* 处方药警示条 */
.rx-banner {
  margin: 0 18px 0;
  padding: 10px 14px;
  background: linear-gradient(135deg, #FFF5F5 0%, #FFECED 100%);
  border-left: 3px solid var(--rx-color);
  border-radius: 0 8px 8px 0;
  color: var(--rx-color);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
}

/* 摘要区域 */
.drug-info-summary {
  padding: 16px 24px 10px;
  border-bottom: 1px solid var(--secondary-color);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.summary-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.summary-label {
  font-size: 11px;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.summary-value {
  font-size: 13px;
  color: var(--text-dark);
  font-weight: 500;
  line-height: 1.5;
  word-break: break-all;
}

/* 展开/收起按钮 */
.toggle-detail-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px;
  background: none;
  border: none;
  border-top: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  color: var(--primary-color);
  font-size: 14px;
  font-weight: 600;
}

.toggle-detail-btn:hover {
  background: var(--secondary-color);
  border-top-color: var(--border-color);
}

.arrow-icon {
  transition: transform 0.3s ease;
  color: inherit;
}

.toggle-detail-btn.rx-btn { color: var(--rx-color); }
.toggle-detail-btn.rx-btn:hover { background: #FFF5F5; }
.toggle-detail-btn.device-btn { color: var(--device-color); }
.toggle-detail-btn.device-btn:hover { background: #FFF7E6; }

/* 详情内容区 */
.detail-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.detail-content.open {
  border-top: 1px solid var(--border-color);
}

.detail-sections {
  padding: 8px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.detail-section h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.section-icon { font-size: 15px; flex-shrink: 0; }

.detail-section p {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text-gray);
  padding-left: 22px;
}

/* 不同类型的详情区块 */
.detail-section.warning p { color: #D46B08; }
.detail-section.danger p { color: var(--rx-color); }

/* 处方药卡片特殊样式 */
.drug-info-card.rx-drug {
  border-left: 4px solid var(--rx-color);
}

/* 医疗器械卡片特殊样式 */
.device-card {
  border-left: 4px solid var(--device-color) !important;
}

/* ===== Safety Grid（用药安全科普）===== */
.safety-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 25px;
}

.safety-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px 25px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.safety-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.safety-icon {
  font-size: 40px;
  margin-bottom: 15px;
}

.safety-card h3 {
  font-size: 18px;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.safety-card p {
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.8;
}

/* ===== Prohibited Notice（禁止发布声明）===== */
.prohibited-notice {
  background: #FFF0F0;
  border: 1px solid #FFD4D4;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
}

.prohibited-notice h3 {
  font-size: 20px;
  color: var(--rx-color);
  margin-bottom: 15px;
}

.prohibited-notice p {
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.8;
  max-width: 700px;
  margin: 0 auto;
}

/* ===== Drug Info Notice Bar（药品信息提示条）===== */
.drug-notice {
  background: #E6F7FF;
  border-bottom: 1px solid #91D5FF;
  padding: 12px 0;
  font-size: 14px;
  color: #096DD9;
}

.drug-notice a {
  color: #1890FF;
  text-decoration: underline;
}

/* ===== Contact Info ===== */
.contact-info {
  background: var(--secondary-color);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.contact-item {
  background: var(--white);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
}

.contact-item .icon {
  font-size: 36px;
  margin-bottom: 15px;
}

.contact-item h4 {
  font-size: 16px;
  color: var(--text-gray);
  margin-bottom: 10px;
}

.contact-item p {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
}

/* ===== Footer ===== */
.footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 50px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  font-size: 18px;
  margin-bottom: 20px;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 12px;
}

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-section ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
}

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

/* ===== Page Header ===== */
.page-header {
  background: var(--secondary-color);
  padding: 60px 0;
  text-align: center;
}

.page-header h1 {
  font-size: 36px;
  color: var(--text-dark);
}

/* ===== News Page ===== */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.news-card {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  display: flex;
  gap: 30px;
  transition: box-shadow 0.3s;
}

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

.news-date {
  background: var(--primary-color);
  color: var(--white);
  padding: 15px 20px;
  border-radius: 8px;
  text-align: center;
  min-width: 80px;
}

.news-date .day {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}

.news-date .month {
  font-size: 14px;
  margin-top: 5px;
}

.news-content {
  flex: 1;
}

.news-content .category {
  display: inline-block;
  background: var(--secondary-color);
  color: var(--primary-color);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 10px;
}

.news-content h3 {
  font-size: 22px;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.news-content p {
  color: var(--text-gray);
  line-height: 1.8;
}

/* ===== About Page ===== */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-section {
  margin-bottom: 60px;
}

.about-section h2 {
  font-size: 32px;
  margin-bottom: 25px;
  color: var(--text-dark);
}

.about-section p {
  font-size: 16px;
  line-height: 2;
  color: var(--text-gray);
  margin-bottom: 20px;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 5px;
  width: 20px;
  height: 20px;
  background: var(--primary-color);
  border-radius: 50%;
  border: 4px solid var(--white);
  box-shadow: 0 0 0 2px var(--primary-color);
}

.timeline-item .year {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.timeline-item h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.timeline-item p {
  color: var(--text-gray);
  margin-bottom: 0;
}

/* ===== Qualification List ===== */
.qual-list {
  background: var(--secondary-color);
  padding: 30px;
  border-radius: 12px;
}

.qual-item {
  display: flex;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

.qual-item:last-child {
  border-bottom: none;
}

.qual-item .qual-label {
  font-weight: 600;
  color: var(--text-dark);
  min-width: 260px;
  flex-shrink: 0;
}

.qual-item span:last-child {
  color: var(--text-gray);
}

/* ===== Contact Page ===== */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info-block {
  background: var(--secondary-color);
  padding: 40px;
  border-radius: 12px;
}

.contact-info-block h2 {
  font-size: 28px;
  margin-bottom: 30px;
  color: var(--text-dark);
}

.contact-info-item {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
  align-items: flex-start;
}

.contact-info-item .icon {
  font-size: 32px;
  margin-top: 5px;
}

.contact-info-item .text h4 {
  font-size: 16px;
  color: var(--text-gray);
  margin-bottom: 5px;
}

.contact-info-item .text p {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.contact-form h2 {
  font-size: 28px;
  margin-bottom: 15px;
  color: var(--text-dark);
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 16px;
  font-family: inherit;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

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

.submit-btn {
  width: 100%;
  padding: 15px;
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}

.submit-btn:hover {
  background: var(--primary-dark);
}

/* ===== Personnel Grid（药学技术人员展示）===== */
.personnel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.personnel-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform 0.3s, box-shadow 0.3s;
}

.personnel-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.personnel-avatar {
  font-size: 64px;
  margin-bottom: 20px;
}

.personnel-card h3 {
  font-size: 22px;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.personnel-card .personnel-title {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 8px;
}

.personnel-card .personnel-qual {
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 15px;
}

.personnel-card .personnel-desc {
  color: var(--text-gray);
  line-height: 1.8;
  font-size: 14px;
}

/* ===== Legal Content Pages（法律文档页面）===== */
.legal-content {
  max-width: 900px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 24px;
  color: var(--text-dark);
  margin-top: 40px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-color);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  font-size: 16px;
  line-height: 2;
  color: var(--text-gray);
  margin-bottom: 12px;
}

.legal-signature {
  margin-top: 60px;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
  text-align: right;
}

.legal-signature p {
  margin-bottom: 8px;
  color: var(--text-dark);
}

/* ===== Audit Personnel（审核人员信息）===== */
.audit-personnel {
  background: var(--secondary-color);
  padding: 25px;
  border-radius: 8px;
  margin: 15px 0;
}

.audit-person {
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
}

.audit-person:last-child {
  border-bottom: none;
}

.audit-person p {
  margin-bottom: 5px;
}

/* ===== Data Security Table（数据安全制度表格）===== */
.security-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.security-table th,
.security-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  font-size: 14px;
  line-height: 1.8;
}

.security-table th {
  background: var(--primary-color);
  color: var(--white);
  font-weight: 600;
  white-space: nowrap;
}

.security-table tr:hover td {
  background: var(--secondary-color);
}

.security-table td:first-child {
  font-weight: 600;
  color: var(--text-dark);
  width: 160px;
}

/* ===== Responsive 响应式设计 ===== */
@media (max-width: 992px) {
  .hero h1 {
    font-size: 36px;
  }

  .contact-section {
    grid-template-columns: 1fr;
  }

  .news-card {
    flex-direction: column;
  }

  .news-date {
    align-self: flex-start;
  }

  .drug-info-grid,
  .device-info-grid {
    grid-template-columns: 1fr;
  }

  .qual-item {
    flex-direction: column;
    gap: 5px;
  }

  .qual-item .qual-label {
    min-width: auto;
  }
  
  .summary-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    box-shadow: var(--shadow);
  }

  .nav.show {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero {
    padding: 60px 0;
  }

  .hero h1 {
    font-size: 28px;
  }

  .hero p {
    font-size: 16px;
  }

  .section {
    padding: 50px 0;
  }

  .section-title h2 {
    font-size: 28px;
  }
  
  .drug-info-header {
    padding: 18px 16px 12px;
  }
  
  .header-left {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  
  .drug-info-header h3 {
    font-size: 17px;
  }
  
  .drug-info-summary {
    padding: 12px 16px 8px;
  }
  
  .summary-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  
  .detail-sections {
    padding: 4px 16px 18px;
  }
}

@media (max-width: 576px) {
  .drug-info-grid,
  .device-info-grid {
    grid-template-columns: 1fr;
  }
}