@charset "utf-8";
/* CSS Document */


    .about-section {
        font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        color: var(--text-main);
        background: var(--white);
        line-height: 1.6;
        padding: 0 20px;
    }

    .about-container {
        max-width: 1700px;
        margin: 0 auto;
        
    }

.strength-item {
    text-align: center;
    padding: 16px 10px;
    background: #d9e6f7;
    border-radius: var(--radius);
    transition: var(--transition);
    flex: 1;
}

    /* 通用组件 */
    .section-tag {
        display: inline-block;
        font-size: 0.8rem;
        font-weight: 700;
        letter-spacing: 0.08em;
        color: var(--primary);
        text-transform: uppercase;
        margin-bottom: 12px;
    }

    .section-header {
        text-align: center;
        margin-bottom: 50px;
    }

    .section-header h2 {
        font-size: 2.2rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        margin: 0 auto;
        max-width: 600px;
        color: var(--text-main);
    }


    .hero-banner {
        position: relative;
        width: 100%;
        height: 480px;             
        overflow: hidden;
        margin-bottom: 70px;
        color: #fff;
        background: #0a2540;      
    }

    
    .hero-banner img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
        display: block;
        z-index: 1;
    }

  /
    .hero-banner::after {
        content: '';
        position: absolute;
        inset: 0;
/*        background: linear-gradient(
            135deg,
            rgba(0, 102, 255, 0.70) 0%,
            rgba(0, 52, 153, 0.85) 40%,
            rgba(26, 26, 46, 0.92) 75%
        );*/
        z-index: 2;
        pointer-events: none;
    }

  
    .hero-banner .hero-content {
        position: relative;
        z-index: 3;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 0 20px;
    }

    .hero-label {
        font-size: 0.85rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        background: var(--primary-light);
        padding: 6px 16px;
        border-radius: 20px;
        color: #fff;
    }

    .hero-title {
        font-size: 3.2rem;
        font-weight: 800;
        letter-spacing: -1px;
        line-height: 1.7;
        margin: 20px 0 18px;
        color: var(--text-main);
    }

    .highlight {
        background: linear-gradient(120deg, #00BCD4 0%, #28ad5d 70%);
        padding: 0 4px;
        border-radius: 4px;
    }

    .hero-description {
        font-size: 1.15rem;
        color: var(--text-secondary);
        max-width: 550px;
        margin: 0 auto 40px;
    }

    .hero-stats {
        display: flex;
        justify-content: center;
        gap: 50px;
        flex-wrap: wrap;
    }

    .stat-item {
        text-align: center;
    }

    .stat-number {
        font-size: 2.6rem;
        font-weight: 800;
        color: var(--text-main);
        line-height: 1;
    }

    .stat-plus, .stat-percent {
        font-size: 1.5rem;
        font-weight: 700;
    }


    .intro-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
        
    }

    .intro-image-wrapper {
        position: relative;
    }

    .intro-image-main {
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
        width: 100%;
    }

    .intro-image-main img {
        display: block;
        width: 100%;
        height: auto;
    }

    .intro-image-accent {
        position: absolute;
        bottom: -30px;
        right: 0;
        width: 55%;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-md);
        border: 4px solid white;
    }

    .intro-image-accent img {
        display: block;
        width: 100%;
        height: auto;
    }

    .intro-text h2 {
        font-size: 2.2rem;
        font-weight: 700;
        margin: 12px 0 18px;
        letter-spacing: -0.3px;
        line-height: 1.3;
    }

    .intro-text p {
        color: var(--text-secondary);
        margin-bottom: 16px;
        font-size: 1rem;
    }

    .btn-outline {
        display: inline-block;
        margin-top: 8px;
        padding: 12px 24px;
        border: 2px solid var(--border);
        border-radius: 30px;
        font-weight: 600;
        color: var(--text-main);
        text-decoration: none;
        font-size: 0.95rem;
        transition: all var(--transition);
    }

    .btn-outline:hover {
        border-color: var(--primary);
        color: #fff;
        background: var(--primary-light);
    }


    .mission-vision {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 24px;
        margin-bottom: 90px;
    }

    .mv-card {
        background: var(--bg-light);
        padding: 36px 30px;
        border-radius: var(--radius-lg);
        text-align: center;
        transition: box-shadow var(--transition);
    }

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

    .mv-icon {
        width: 56px;
        height: 56px;
        margin: 0 auto 20px;
        background: var(--white);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary);
        box-shadow: var(--shadow-sm);
    }

    .mv-icon svg {
        width: 28px;
        height: 28px;
    }

    .mv-card h3 {
        font-size: 1.4rem;
        font-weight: 700;
        margin-bottom: 10px;
    }

    .mv-card p {
        color: var(--text-secondary);
        font-size: 0.95rem;
        max-width: 350px;
        margin: 0 auto;
    }


    .cta-banner {
        text-align: center;
        background: var(--primary-light);
        border-radius: var(--radius-xl);
        padding: 60px 30px;
        margin-top: 20px;
        color: #fff;
    }

    .cta-banner h2 {
        font-size: 2rem;
        font-weight: 700;
        margin-bottom: 12px;
    }

    .cta-banner p {
        color: var(--text-secondary);
        margin-bottom: 28px;
        font-size: 1.05rem;
    }

    .btn-primary {
        display: inline-block;
        background: var(--primary);
        color: white;
        padding: 14px 36px;
        border-radius: 30px;
        font-weight: 700;
        text-decoration: none;
        font-size: 1rem;
        transition: background var(--transition), transform var(--transition);
        box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
    }

    .btn-primary:hover {
        background: var(--primary-hover);
        transform: translateY(-2px);
    }




    @media (max-width: 1024px) {
        .hero-banner {
            height: 260px;
        }
    }

    @media (max-width: 960px) {
        .intro-grid {
            grid-template-columns: 1fr;
            gap: 40px;
        }
        .intro-image-wrapper {
            order: -1;
            max-width: 500px;
            margin: 0 auto;
        }
        .hero-title {
            font-size: 2.4rem;
        }
        .hero-stats {
            gap: 30px;
        }
        .mission-vision {
            grid-template-columns: 1fr;
        }
    }


    @media (max-width: 768px) {
        .hero-banner {
            height: auto;
            aspect-ratio: 16 / 9;
            min-height: 180px;
            max-height: 320px;
            margin-bottom: 40px;
        }
    }

    @media (max-width: 600px) {
        .hero-title {
            font-size: 1.9rem;
        }
        .hero-stats {
            gap: 20px;
        }
        .stat-number {
            font-size: 2rem;
        }
        .intro-image-accent {
            bottom: -20px;
            width: 50%;

        }
        .section-header h2 {
            font-size: 1.8rem;
        }
        .cta-banner h2 {
            font-size: 1.6rem;
        }
    }


    @media (max-width: 480px) {
        .hero-banner {
            aspect-ratio: 4 / 3;
            min-height: 160px;
        }
    }

    .achievements-section {
        background: linear-gradient(135deg, #0099ff 0%, #005ce6 100%);
        padding: 80px 20px;
        color: #ffffff;
        text-align: center;
        position: relative;
        overflow: hidden;
    }

    .achievements-section::before {
        content: '';
        position: absolute;
        top: 0; left: 0; right: 0; bottom: 0;
        background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
        pointer-events: none;
    }

    .achievements-section .section-header {
        margin-bottom: 50px;
        position: relative;
        z-index: 1;
    }

    .achievements-section .section-header h2 {
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 15px;
        letter-spacing: 2px;
        color: #ffffff;
    }

    .achievements-section .section-header .divider {
        width: 40px;
        height: 3px;
        background-color: #ffffff;
        margin: 0 auto;
        border-radius: 2px;
    }

    .stats-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px;
        max-width: 1700px;
        margin: 0 auto 50px auto;
        position: relative;
        z-index: 1;
    }

    .stat-card {
        background: rgba(255, 255, 255, 0.1);
        padding: 35px 15px;
        border-radius: 6px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: transform 0.3s ease, background 0.3s ease;
    }

    .stat-card:hover {
        transform: translateY(-5px);
        background: rgba(255, 255, 255, 0.15);
    }

    .stat-value {
        font-size: clamp(1.1rem, 4vw, 2rem);
        font-weight: 700;
        margin-bottom: 12px;
        color: #b3e0ff;
        line-height: 1;
    }

    .stat-label {
        font-size: 1rem;
        font-weight: 400;
        line-height: 1.4;
        color: #ffffff;
        opacity: 0.9;
    }

    .footer-text {
        max-width: 1000px;
        margin: 0 auto;
        font-size: 1rem;
        line-height: 1.8;
        opacity: 0.85;
        position: relative;
        z-index: 1;
        padding: 0 20px;
    }

    .footer-text p {
        margin-bottom: 15px;
    }

    @media (max-width: 768px) {
        .achievements-section {
            padding: 50px 15px;
        }
        .achievements-section .section-header h2 {
            font-size: 2rem;
        }
        .stats-grid {
            gap: 15px;
        }
        .stat-card {
            padding: 25px 10px;
        }
        .footer-text {
            font-size: 0.9rem;
            text-align: left;
        }
    }
    
    
    
    
   /* ============================================================
   实验室环境 · 无缝横向轮播
   ============================================================ */
.lab-section {
  padding: 80px 20px;
  background: #ffffff;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

.lab-container {
  max-width: 1700px;
  margin: 0 auto;
}

.lab-header {
  text-align: center;
  margin-bottom: 40px;
}

.lab-header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 12px;
  letter-spacing: -0.5px;
}

.lab-divider {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, #0099ff, #005ce6);
  border-radius: 2px;
  margin: 0 auto;
}

.lab-carousel {
  position: relative;
}

.lab-viewport {
  overflow: hidden;
  width: 100%;
}

.lab-track {
  display: flex;
  flex-wrap: nowrap;
  align-items: stretch;
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.lab-item {
  flex: 0 0 auto;
  box-sizing: border-box;
  padding: 0 10px;
}

.lab-item img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  user-select: none;
  -webkit-user-drag: none;
}

.lab-item:hover img {
  transform: scale(1.03);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .lab-section {
    padding: 50px 15px;
  }
  .lab-header h2 {
    font-size: 1.8rem;
  }
  .lab-item {
    padding: 0 6px;
  }
}

@media (max-width: 480px) {
  .lab-item img {
    aspect-ratio: 4 / 3;
  }
}

/* ============================================================
   四大硬核实力板块
   ============================================================ */
.strength-section {
  padding: 60px 20px 10px;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  margin-bottom: 30px;
}

.strength-container {
  max-width: 1700px;
  margin: 0 auto;
}

.strength-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: #1a1a2e;
  text-align: center;
  margin: 0 0 50px;
  letter-spacing: -0.5px;
}

.strength-panel {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 40px;
  background: #ffffff;
  border-radius: 24px;
  padding: 50px 50px 50px 60px;
  box-shadow: 0 20px 60px rgba(0, 60, 150, 0.08);
  position: relative;
  overflow: hidden;
}

.strength-panel::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 153, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.strength-content {
  position: relative;
  z-index: 1;
}

.strength-heading {
  font-size: 1.6rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 10px;
  line-height: 1.4;
}

.strength-heading .hd-x {
  color: #0099ff;
  font-weight: 300;
  margin: 0 6px;
}

.strength-sub {
  font-size: 0.95rem;
  color: #5a6a85;
  margin: 0 0 36px;
}

.strength-grid {
 display: flex
;
    flex-direction: row;
    gap: 24px;
}

}

.strength-item {
  display: flex;
  gap: 14px;
}

.strength-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #e8f3ff, #d4e8ff);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #005ce6;
  font-size: 1.1rem;
  transition: transform 0.3s ease, background 0.3s ease;
}

.strength-item:hover .strength-icon {
  transform: translateY(-3px);
  background: linear-gradient(135deg, #d4e8ff, #b8daff);
}

.strength-text h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 6px;
  line-height: 1.4;
  text-align: left;
}

.strength-text h4 b {
  color: #005ce6;
  font-weight: 800;
}

.strength-text p {
  font-size: 0.88rem;
  color: #5a6a85;
  line-height: 1.6;
  margin: 0;
  text-align: left;
}

.strength-visual {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.strength-visual img {
  display: block;
  width: 100%;
  max-width: 350px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0, 60, 150, 0.15));
}

/* 四大硬核实力 · 响应式 */
@media (max-width: 1200px) {
  .strength-panel {
    grid-template-columns: 1fr 320px;
    padding: 40px 40px 40px 50px;
  }
}

@media (max-width: 1024px) {
  .strength-panel {
    grid-template-columns: 1fr;
    padding: 40px;
  }

  .strength-visual {
    order: -1;
    max-width: 360px;
    margin: 0 auto 20px;
  }
}

@media (max-width: 768px) {
  .strength-section {
    padding: 50px 15px;
  }

  .strength-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }

  .strength-panel {
    padding: 30px 20px;
    border-radius: 16px;
  }

  .strength-heading {
    font-size: 1.3rem;
  }

  .strength-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .strength-item {
    gap: 12px;
  }

  .strength-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .strength-title {
    font-size: 1.5rem;
  }

  .strength-heading {
    font-size: 1.15rem;
  }

  .strength-sub {
    font-size: 0.88rem;
    margin-bottom: 24px;
  }

  .strength-text h4 {
    font-size: 0.95rem;
  }

  .strength-text p {
    font-size: 0.84rem;
  }
}