/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 字体引入 */


body {
  font-family: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #f3f4f6;
  color: #374151;
  line-height: 1.6;
}

/* 导航栏样式 */
nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid #f3f4f6;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.logo {
  font-size: 18px;
  font-weight: 700;
  color: #1e40af;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  height: 20px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-links a {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 500;
  color: #374151;
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
}

.nav-links a:hover {
  color: #1e40af;
}

.nav-links a.active {
  color: #1e40af;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 3px;
  background-color: #1e40af;
  border-radius: 2px;
}

/* Hero区域样式 */
.hero-section {
  background-image: url("images/banner.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 240px 24px;
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
}

.hero-content h1 {
  font-size: 48px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.2;
}

.hero-content p {
  font-size: 20px;
  color: #bfdbfe;
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
}

.btn {
  padding: 12px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  display: inline-block;
}

.btn-primary {
  background-color: #1e40af;
  color: #ffffff;
}

.btn-primary:hover {
  background-color: #1e3a8a;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.4);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* 特色功能卡片区域 */
.features-section {
  padding: 64px 24px;
}

.features-container {
  max-width: 1280px;
  margin: 0 auto;
}

.section-title {
  text-align: left;
  margin-top: 48px;
  margin-bottom: 48px;
}

.section-title h2 {
  font-size: 36px;
  font-weight: 700;
  color: #111827;
  margin-bottom: 12px;
}

.section-title p {
  font-size: 18px;
  color: #6b7280;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background-color: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.feature-card:hover {
  box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.feature-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.feature-content {
  padding: 24px;
}

.feature-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: #111827;
  margin-bottom: 12px;
}

.feature-content p {
  font-size: 14px;
  color: #6b7280;
  line-height: 1.7;
}

/* 核心功能卡片 */
.core-features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .core-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .core-features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.core-feature-card {
  background-color: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.core-feature-card:hover {
  box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.core-feature-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}
.core-feature-image img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: flex;
  align-items: center;
  justify-content: center;
}
.core-feature-content {
  padding: 24px;
}

.core-feature-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: #111827;
  margin-bottom: 12px;
}

.core-feature-content p {
  font-size: 14px;
  color: #6b7280;
  line-height: 1.7;
}

/* 加入我们页面样式 */
.culture-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .culture-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .culture-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.culture-card {
  background-color: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.culture-card:hover {
  box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.culture-image {
  width: 100%;
  height: 140px;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}
.culture-image img {
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;

}
.culture-content {
  padding: 24px;
  text-align: center;
}

.culture-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: #111827;
  margin-bottom: 8px;
}

.culture-content p {
  font-size: 14px;
  color: #6b7280;
}

/* 职位卡片样式 */
.job-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 48px;
}

@media (min-width: 768px) {
  .job-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .job-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.job-card {
  background-color: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid #f3f4f6;
}

.job-card:hover {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.job-title {
  font-size: 20px;
  font-weight: 600;
  color: #111827;
  margin-bottom: 12px;
}

.job-info {
  font-size: 14px;
  color: #6b7280;
  margin-bottom: 16px;
}

.job-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.job-tag {
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  background-color: #eff6ff;
  color: #1e40af;
}

.job-description {
  font-size: 14px;
  color: #6b7280;
  line-height: 1.7;
  margin-bottom: 16px;
}

.job-button {
  width: 100%;
  padding: 10px 20px;
  background-color: #1e40af;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.job-button:hover {
  background-color: #1e3a8a;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.4);
}

/* 下载中心样式 */
.download-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 48px;
}

@media (min-width: 768px) {
  .download-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.download-card {
  background-color: #ffffff;
  border-radius: 16px;
  padding:40px 24px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid #f3f4f6;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.download-card:hover {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.download-icon {
  width: 48px;
  height: 48px;
  background-color: #eff6ff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.download-content {
  flex: 1;
}

.download-title {
  font-size: 18px;
  font-weight: 600;
  color: #111827;
  margin-bottom: 8px;
}

.download-description {
  font-size: 14px;
  color: #6b7280;
  line-height: 1.6;
  margin-bottom: 12px;
}

.download-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background-color: #1e40af;
  color: #ffffff;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.download-button:hover {
  background-color: #1e3a8a;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.4);
}

/* 页脚链接区域 */
.footer-links {
  background-color: #0a1628;
  padding: 32px 24px;
  display: flex;
  justify-content: center;
  gap: 64px;
}
.footer-links-section{
  margin: 0 40px;
}
.footer-links-section h4,
.footer-contact h4 {
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 16px;
}

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

.footer-links-section li {
  margin-bottom: 8px;
}

.footer-links-section a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-links-section a:hover {
  color: #ffffff;
}

.footer-contact p {
  color: #94a3b8;
  font-size: 14px;
  margin-bottom: 8px;
}

.wechat {
  width: 60px;
  height: 60px;
}

/* 页脚样式 */
footer {
  background-color: #002140;
  color: #ffffff;
  padding: 24px;
  text-align: center;
}

footer p {
  font-size: 14px;
  color: #ffffff;
}

footer a {
  color: #ffffff;
  vertical-align: middle;
  text-decoration: none;
}

footer img {
  vertical-align: middle;
}

/* 页面标题区域 */
.page-hero {
  background: url("images/banner-smail.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  text-align: center;
}
.page-hero-con{
  margin: 0 auto;  
  padding: 64px 24px;
  background: rgba(30, 64, 175, 0.8);
}
.page-hero-con h1 {
  font-size: 42px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
}

.page-hero-con p {
  font-size: 18px;
 color: #ffffff;
}

.page-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-container {
    padding: 0 16px;
  }

  .hero-section {
    padding: 100px 16px;
  }

  .hero-content h1 {
    font-size: 32px;
  }

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

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .section-title h2 {
    font-size: 28px;
  }

  .features-section {
    padding: 40px 16px;
  }

  .page-hero {
    padding: 48px 16px;
  }

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

  .page-container {
    padding: 32px 16px;
  }

  .job-grid {
    grid-template-columns: 1fr;
  }

  .download-list {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 32px;
  }
  
  .hero-content p {
    font-size: 16px;
  }
  
  .page-hero h1 {
    font-size: 28px;
  }

  .job-card {
    padding: 20px;
  }

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

  .download-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}

.app-download-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin: 0 auto;
}

.app-download-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 32px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-download-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.app-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.android-icon {
  background: #ffffff;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.ios-icon {
  background: #ffffff;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.harmony-icon {
  background: #ffffff;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.app-download-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 8px;
}

.app-version {
  font-size: 14px;
  color: #888888;
  margin-bottom: 24px;
}

.qr-code-container {
  background: #f8fafc;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.qr-code-container.disabled {
  background: #f1f5f9;
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-code {
  width: 120px;
  height: 120px;
  display: block;
  margin: 0 auto 12px;
}

.qr-hint {
  font-size: 13px;
  color: #6b7280;
  margin: 0;
}

.coming-soon {
  font-size: 16px;
  color: #9ca3af;
  text-align: center;
}

.download-btn {
  width: 100%;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.android-btn {
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  color: #ffffff;
}

.android-btn:hover {
  background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4);
}

.ios-btn {
  background: linear-gradient(135deg, #64748b 0%, #475569 100%);
  color: #ffffff;
}

.harmony-btn {
  background: linear-gradient(135deg, #e63946 0%, #dc2626 100%);
  color: #ffffff;
}

.disabled-btn {
  background: #e2e8f0;
  color: #9ca3af;
  cursor: not-allowed;
}

.disabled-btn:hover {
  transform: none;
  box-shadow: none;
}

@media (max-width: 1024px) {
  .app-download-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .app-download-list {
    grid-template-columns: 1fr;
  }
  
  .app-download-card {
    padding: 24px;
  }
}