* {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: #f1f4ff;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      color: #1e1b4b;
      line-height: 1.6;
      padding: 24px 12px;
    }
    .main-container {
      max-width: 1160px;
      margin: 0 auto;
      background: #ffffff;
      border-radius: 24px;
      padding: 32px 24px;
      box-shadow: 0 10px 30px rgba(79, 70, 229, 0.06);
      border: 1px solid #e0e7ff;
    }
    .hero-banner {
      background: linear-gradient(135deg, #312e81 0%, #4338ca 60%, #4f46e5 100%);
      border-radius: 20px;
      padding: 36px 28px;
      color: #ffffff;
      margin-bottom: 36px;
      box-shadow: 0 8px 24px rgba(49, 46, 129, 0.15);
    }
    .badge-pill {
      display: inline-block;
      background: #ff6b6b;
      color: #ffffff;
      font-size: 11px;
      font-weight: 800;
      letter-spacing: 1px;
      text-transform: uppercase;
      padding: 4px 14px;
      border-radius: 9999px;
      margin-bottom: 12px;
    }
    .badge-sub {
      display: inline-block;
      background: rgba(255, 255, 255, 0.15);
      color: #c7d2fe;
      font-size: 11px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 9999px;
      margin-left: 6px;
    }
    .hero-title {
      font-size: 28px;
      font-weight: 900;
      line-height: 1.3;
      margin-bottom: 12px;
      color: #ffffff;
    }
    .hero-subtitle {
      font-size: 16px;
      color: #fed7aa;
      font-weight: 600;
      display: block;
      margin-top: 4px;
    }
    .hero-desc {
      font-size: 14.5px;
      color: #e0e7ff;
      line-height: 1.7;
      max-width: 860px;
      margin-bottom: 20px;
    }
    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .hero-tag-item {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: 9999px;
      padding: 5px 14px;
      font-size: 12px;
      font-weight: 700;
      color: #fed7aa;
    }
    .section-header {
      margin-bottom: 20px;
      border-bottom: 2px solid #e0e7ff;
      padding-bottom: 12px;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      flex-wrap: wrap;
      gap: 8px;
    }
    .section-title {
      font-size: 20px;
      color: #1e1b4b;
      font-weight: 900;
      border-left: 4px solid #4f46e5;
      padding-left: 12px;
    }
    .section-subtitle {
      font-size: 13px;
      color: #6b7280;
      margin: 4px 0 0 16px;
    }
    .section-chip {
      font-size: 11px;
      font-weight: 800;
      color: #4f46e5;
      background: #eef2ff;
      padding: 4px 12px;
      border-radius: 9999px;
    }
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-bottom: 38px;
    }
    .step-card {
      background: #f8faff;
      border: 1.5px solid #e0e7ff;
      border-radius: 16px;
      padding: 18px;
    }
    .step-num {
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: #4f46e5;
      color: #ffffff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 800;
      margin-right: 8px;
    }
    .step-name {
      font-weight: 800;
      font-size: 14px;
      color: #1e1b4b;
    }
    .step-text {
      font-size: 12.5px;
      color: #64748b;
      margin-top: 8px;
      line-height: 1.5;
    }
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
      margin-bottom: 40px;
    }
    .gallery-card {
      background: #ffffff;
      border: 1.5px solid #e0e7ff;
      border-radius: 18px;
      overflow: hidden;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.04);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .gallery-img-wrap {
      background: #f8faff;
      border-bottom: 1px solid #e0e7ff;
      text-align: center;
    }
    .gallery-img-wrap img {
      width: 100%;
      height: auto;
      display: block;
    }
    .gallery-body {
      padding: 18px;
    }
    .card-tag {
      font-size: 11px;
      font-weight: 800;
      padding: 2px 10px;
      border-radius: 9999px;
    }
    .card-tag-red {
      color: #e11d48;
      background: #ffe4e6;
    }
    .card-tag-blue {
      color: #0284c7;
      background: #e0f2fe;
    }
    .card-tag-purple {
      color: #7c3aed;
      background: #ede9fe;
    }
    .card-tag-green {
      color: #059669;
      background: #d1fae5;
    }
    .card-tag-orange {
      color: #ea580c;
      background: #ffedd5;
    }
    .card-tag-yellow {
      color: #b45309;
      background: #fef3c7;
    }
    .card-title {
      font-size: 15.5px;
      font-weight: 800;
      color: #1e1b4b;
      margin-bottom: 6px;
    }
    .card-desc {
      font-size: 13px;
      color: #4b5563;
      line-height: 1.6;
      margin-bottom: 10px;
    }
    .card-highlight {
      font-size: 12px;
      color: #6b7280;
      background: #f8faff;
      border: 1px solid #e0e7ff;
      padding: 6px 10px;
      border-radius: 8px;
    }
    .matrix-table {
      background: #ffffff;
      border: 1.5px solid #e0e7ff;
      border-radius: 16px;
      overflow: hidden;
      margin-bottom: 38px;
    }
    .matrix-row {
      display: grid;
      grid-template-columns: 220px 1fr;
      padding: 12px 18px;
      font-size: 13px;
      border-bottom: 1px solid #eef2ff;
    }
    .matrix-row-head {
      background: #f8faff;
      font-weight: 800;
      color: #1e1b4b;
      font-size: 13.5px;
      border-bottom: 1.5px solid #e0e7ff;
    }
    .matrix-row-alt {
      background: #fafcff;
    }
    .matrix-key {
      font-weight: 700;
      color: #312e81;
    }
    .matrix-val {
      color: #4b5563;
    }
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-bottom: 36px;
    }
    .faq-item {
      background: #f8faff;
      border: 1.5px solid #e0e7ff;
      border-radius: 14px;
      padding: 14px;
      cursor: pointer;
    }
    .faq-question {
      font-weight: 800;
      font-size: 13.5px;
      color: #1e1b4b;
      outline: none;
    }
    .faq-answer {
      font-size: 12.5px;
      color: #4b5563;
      margin-top: 8px;
      line-height: 1.6;
      padding-top: 8px;
      border-top: 1px solid #e0e7ff;
    }
    .showcase-footer {
      background: #eef2ff;
      border: 1.5px solid #c7d2fe;
      border-radius: 16px;
      padding: 24px 20px;
      text-align: center;
      color: #312e81;
    }
    .showcase-footer-title {
      font-size: 16px;
      font-weight: 800;
      margin-bottom: 6px;
    }
    .showcase-footer-desc {
      font-size: 13px;
      color: #4338ca;
      max-width: 720px;
      margin: 0 auto;
    }

    /* 移动端与平板响应式适配 */
    @media (max-width: 900px) {
      .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .faq-grid {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 600px) {
      body {
        padding: 12px 6px;
      }
      .main-container {
        padding: 20px 14px;
        border-radius: 16px;
      }
      .hero-banner {
        padding: 24px 18px;
        border-radius: 14px;
      }
      .hero-title {
        font-size: 22px;
      }
      .gallery-grid {
        grid-template-columns: 1fr;
      }
      .steps-grid {
        grid-template-columns: 1fr;
      }
      .matrix-row {
        grid-template-columns: 1fr;
        gap: 4px;
      }
    }