/* ================================================================
   SUANOVA New Design - Introduction (公司介绍) Page Styles
   ================================================================ */

/* Hero Section */
.intro-hero {
  position: relative;
  height: 680px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  overflow: hidden;
}

.intro-hero-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/index/zh-new/introduction/hero-bg.jpg') center/cover no-repeat;
  z-index: 0;
}

.intro-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,40,85,0) 16.822%, #002855 147.91%);
  z-index: 1;
}

.intro-hero-content {
  position: relative;
  z-index: 2;
  padding: 0 160px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
}

.intro-hero-content h1 {
  font-size: 84px;
  font-weight: 900;
  line-height: 98px;
  color: var(--white);
  margin: 0;
  letter-spacing: 1.68px;
}

.intro-hero-sub {
  font-size: 24px;
  color: var(--white);
  line-height: 32px;
  font-weight: 400;
  max-width: 900px;
  margin: 0;
}

/* About Section */
.intro-about {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 80px 160px;
  gap: 60px;
  background: var(--white);
}

.intro-about-text {
  flex: 0 0 582px;
  max-width: 582px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.intro-label {
  display: inline-block;
  font-size: 20px;
  font-weight: 500;
  color: #62cbc9;
  line-height: 30px;
  letter-spacing: 0;
}

.intro-about-text h2 {
  font-size: 36px;
  font-weight: 700;
  line-height: 40px;
  color: #002855;
  margin: 0;
}

.intro-about-text p {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--ink, #10131a);
  margin: 0;
  white-space: pre-wrap;
}

.intro-about-image {
  flex: 0 0 auto;
  border-radius: 20px;
  overflow: hidden;
}

.intro-about-image img {
  width: 886px;
  height: 499px;
  object-fit: cover;
  border-radius: 20px;
  display: block;
}

/* Service Section (dark) */
.intro-service {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 60px 160px;
  background: var(--navy, #002855);
  gap: 60px;
}

.intro-service-image {
  flex: 0 0 auto;
  border-radius: 20px;
  overflow: hidden;
}

.intro-service-image img {
  width: 799px;
  height: 492px;
  object-fit: cover;
  border-radius: 20px;
  display: block;
}

.intro-service-content {
  flex: 1;
  max-width: 689px;
  display: flex;
  flex-direction: column;
  gap: 46px;
}

.intro-service-block h2 {
  font-size: 36px;
  font-weight: 700;
  line-height: 40px;
  color: var(--teal, #64ccc9);
  margin: 0 0 24px 0;
}

.intro-service-block p {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--white);
  margin: 0;
}

/* Technology Section */
.intro-tech {
  padding: 120px 160px;
  background: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.intro-section-wrap {
  display: flex;
  justify-content: center;
  width: 100%;
}

.intro-section-title {
  text-align: center;
  padding-bottom: 0;
  margin-bottom: 0;
}

.intro-section-title h2 {
  font-size: 36px;
  font-weight: 700;
  line-height: 40px;
  color: #002855;
  margin: 0;
}

.intro-tech-cards {
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
}

.intro-tech-card {
  background: rgba(222,222,222,0.4);
  backdrop-filter: blur(2px);
  border: 1px solid #dedede;
  border-radius: 8px;
  padding: 42px 30px;
}

.intro-tech-card p {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--ink, #10131a);
  margin: 0;
}

/* ================================================================
   Responsive - 1440px
   ================================================================ */
@media (max-width: 1440px) {
  .intro-hero {
    height: 560px;
  }

  .intro-hero-content {
    padding: 0 80px;
  }

  .intro-hero-content h1 {
    font-size: 64px;
    line-height: 72px;
  }

  .intro-about {
    padding: 64px 80px;
    gap: 40px;
  }

  .intro-about-image img {
    width: 600px;
    height: 338px;
  }

  .intro-about-text {
    flex: 0 0 auto;
    max-width: 500px;
  }

  .intro-service {
    padding: 48px 80px;
    gap: 40px;
  }

  .intro-service-image img {
    width: 550px;
    height: 340px;
  }

  .intro-service-content {
    max-width: 500px;
  }

  .intro-tech {
    padding: 80px 80px;
  }
}

/* ================================================================
   Responsive - 1024px
   ================================================================ */
@media (max-width: 1024px) {
  .intro-hero {
    height: 500px;
  }

  .intro-hero-content {
    padding: 0 20px;
  }

  .intro-hero-content h1 {
    font-size: 40px;
    line-height: 48px;
  }

  .intro-hero-sub p {
    font-size: 18px;
    line-height: 26px;
  }

  .intro-about {
    flex-direction: column;
    padding: 48px 20px;
    gap: 32px;
  }

  .intro-about-text {
    flex: auto;
    max-width: 100%;
  }

  .intro-about-image {
    width: 100%;
  }

  .intro-about-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 886/499;
  }

  .intro-service {
    flex-direction: column;
    padding: 48px 20px;
    gap: 32px;
  }

  .intro-service-image {
    width: 100%;
  }

  .intro-service-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 799/492;
  }

  .intro-service-content {
    max-width: 100%;
  }

  .intro-tech {
    padding: 48px 20px;
  }

  .intro-tech-card {
    padding: 30px 20px;
  }

  .intro-service-block h2 {
    font-size: 28px;
    line-height: 36px;
  }
}

/* ================================================================
   Responsive - 768px
   ================================================================ */
@media (max-width: 768px) {
  .intro-hero {
    height: 480px;
  }

  .intro-hero-content h1 {
    font-size: 36px;
    line-height: 44px;
  }

  .intro-hero-sub p {
    font-size: 16px;
    line-height: 24px;
  }

  .intro-hero-content {
    gap: 20px;
  }

  .intro-about-text h2 {
    font-size: 28px;
    line-height: 36px;
  }

  .intro-label {
    font-size: 16px;
    line-height: 24px;
  }

  .intro-service-block h2 {
    font-size: 24px;
    line-height: 32px;
  }

  .intro-section-title h2 {
    font-size: 28px;
    line-height: 36px;
  }
}