/* About page styles */
.about-page {
  padding-top: 0;
  background-color: var(--light-color);
  overflow-x: hidden; /* 防止水平滚动 */
  width: 100%;
}

.about-page .container {
  padding: 0 20px 6rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

/* Banner styles */
.page-banner {
  position: relative;
  height: 400px;
  background: url("../images/about/1.avif") no-repeat center center;
  background-size: cover;
  margin-bottom: 4rem;
  width: 100%;
}

.page-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.5),
    rgba(0, 0, 0, 0.3)
  );
}

.banner-content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
  padding: 0 20px;
}

.banner-content .section-title {
  color: white;
  font-size: 3.5rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.banner-content .section-subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* About content styles */
.about-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.about-content h2 {
  font-size: 2rem;
  color: var(--dark-color);
  margin-bottom: 2rem;
  text-align: center;
}

/* Company intro styles */
.company-intro {
  width: 100%;
}

.intro-content {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.1);
  width: 100%;
  box-sizing: border-box;
}

.intro-text {
  margin-bottom: 3rem;
}

.intro-text p {
  color: var(--gray-color);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.intro-text ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.intro-text li {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.intro-text li i {
  color: var(--primary-color);
}

/* Company stats styles */
.company-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
  margin-top: 3rem;
  width: 100%;
  box-sizing: border-box;
}

.stat-item {
  padding: 2.5rem 1.5rem;
  background: var(--light-color);
  border-radius: 12px;
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.1);
}

.stat-item i {
  font-size: 2.5rem;
  color: var(--primary-color);
  background: rgba(33, 150, 243, 0.1);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--dark-color);
  line-height: 1.2;
}

.stat-item p {
  color: var(--gray-color);
  font-size: 1.1rem;
  margin-top: 0.5rem;
}

/* Company values styles */
.company-values {
  width: 100%;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  width: 100%;
  box-sizing: border-box;
}

.value-item {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.1);
  transition: transform 0.3s ease;
  width: 100%;
  box-sizing: border-box;
}

.value-item:hover {
  transform: translateY(-5px);
}

.value-item i {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.value-item h3 {
  font-size: 1.3rem;
  color: var(--dark-color);
  margin-bottom: 1rem;
}

.value-item p {
  color: var(--gray-color);
  line-height: 1.6;
}

/* License section styles */
.license-section {
  width: 100%;
}

.license-container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.1);
}

.license-image {
  width: 100%;
  height: auto;
  display: block;
}

.license-info {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.license-info p {
  margin-bottom: 1rem;
  color: var(--gray-color);
  line-height: 1.8;
}

.license-info strong {
  color: var(--dark-color);
  margin-right: 0.5rem;
}

/* Responsive styles */
@media (max-width: 992px) {
  .company-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .stat-item {
    padding: 2rem 1.5rem;
  }

  .stat-item i {
    width: 70px;
    height: 70px;
    font-size: 2rem;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .license-container {
    max-width: 600px;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-banner {
    height: 300px;
  }

  .banner-content .section-title {
    font-size: 2.5rem;
  }

  .banner-content .section-subtitle {
    font-size: 1rem;
  }

  .intro-content {
    padding: 1.5rem;
  }

  .value-item {
    padding: 1.5rem;
  }

  .company-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

@media (max-width: 576px) {
  .page-banner {
    height: 250px;
  }

  .banner-content .section-title {
    font-size: 2rem;
  }

  .company-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

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

  .license-container {
    max-width: 100%;
    margin: 0 15px;
  }

  .about-page .container {
    padding: 0 15px 4rem;
  }

  .stat-item {
    padding: 1.5rem;
  }

  .stat-item i {
    width: 60px;
    height: 60px;
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-item p {
    font-size: 1rem;
  }
}