/* Scoped Container Styles for Independent E-Commerce Stores (Shopify / WooCommerce / Custom DTC) */
    html, body {
      margin: 0;
      padding: 0;
      background-color: #e6e8ff;
      background-image: url('https://sc02.alicdn.com/kf/H015bb6d4d8ca46c69a6454967e392f17Z.jpg');
      background-repeat: repeat;
      background-attachment: fixed;
      background-size: auto;
    }

    .dtc-pdp-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 40px 20px;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      color: #1e293b;
      line-height: 1.6;
      background-color: #e6e8ff;
      background-image: url('https://sc02.alicdn.com/kf/H015bb6d4d8ca46c69a6454967e392f17Z.jpg');
      background-repeat: repeat;
      background-attachment: fixed;
      box-sizing: border-box;
    }
    .dtc-pdp-container * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    /* Section Spacing & Glassmorphic Card System */
    .dtc-section {
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-radius: 20px;
      padding: 40px;
      margin-bottom: 35px;
      box-shadow: 0 10px 30px rgba(118, 133, 174, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.8);
    }

    /* Header & Hero Section */
    .dtc-hero-header {
      text-align: center;
      margin-bottom: 35px;
    }
    .dtc-badge {
      display: inline-block;
      padding: 6px 16px;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: #4f46e5;
      background: #eef2ff;
      border-radius: 50px;
      margin-bottom: 15px;
    }
    .dtc-main-title {
      font-size: 32px;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.25;
      margin-bottom: 14px;
    }
    .dtc-subtitle {
      font-size: 16px;
      color: #64748b;
      max-width: 820px;
      margin: 0 auto;
      line-height: 1.6;
    }

    /* Highlights Matrix */
    .dtc-highlights-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 30px;
    }
    .dtc-highlight-card {
      background: #ffffff;
      padding: 22px 18px;
      border-radius: 14px;
      text-align: center;
      border: 1px solid #e2e8f0;
      box-shadow: 0 4px 12px rgba(148, 163, 184, 0.08);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .dtc-highlight-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 24px rgba(100, 116, 139, 0.12);
    }
    .dtc-highlight-icon {
      font-size: 26px;
      margin-bottom: 10px;
      display: block;
    }
    .dtc-highlight-title {
      font-size: 15px;
      font-weight: 700;
      color: #1e293b;
      margin-bottom: 6px;
    }
    .dtc-highlight-desc {
      font-size: 13px;
      color: #64748b;
      line-height: 1.4;
    }

    /* Section Titles */
    .dtc-section-header {
      text-align: center;
      margin-bottom: 40px;
    }
    .dtc-section-title {
      font-size: 26px;
      font-weight: 800;
      color: #0f172a;
      position: relative;
      display: inline-block;
      padding-bottom: 12px;
    }
    .dtc-section-title::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 50px;
      height: 3px;
      background: #4f46e5;
      border-radius: 2px;
    }
    .dtc-section-subtitle {
      font-size: 15px;
      color: #64748b;
      margin-top: 10px;
    }

    /* Alternating 2-Column Feature Rows */
    .dtc-feature-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      margin-bottom: 45px;
      padding: 24px;
      background: #ffffff;
      border-radius: 16px;
      border: 1px solid #e2e8f0;
      box-shadow: 0 4px 16px rgba(148, 163, 184, 0.06);
    }
    .dtc-feature-row:last-child {
      margin-bottom: 0;
    }
    .dtc-feature-row.dtc-reverse {
      grid-template-columns: 1fr 1fr;
    }
    .dtc-feature-row.dtc-reverse .dtc-feature-img-wrap {
      order: 2;
    }
    .dtc-feature-row.dtc-reverse .dtc-feature-content {
      order: 1;
    }

    .dtc-feature-img-wrap {
      border-radius: 14px;
      overflow: hidden;
      background: #e6e8ff;
      box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .dtc-feature-img-wrap img {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    .dtc-feature-img-wrap:hover img {
      transform: scale(1.02);
    }

    .dtc-feature-tag {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      color: #4f46e5;
      background: #eef2ff;
      padding: 4px 12px;
      border-radius: 20px;
      margin-bottom: 12px;
      text-transform: uppercase;
    }
    .dtc-feature-heading {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 12px;
      line-height: 1.3;
    }
    .dtc-feature-body {
      font-size: 14px;
      color: #475569;
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .dtc-feature-points {
      list-style: none;
      padding: 0;
    }
    .dtc-feature-points li {
      font-size: 13px;
      color: #334155;
      margin-bottom: 8px;
      position: relative;
      padding-left: 22px;
      line-height: 1.5;
    }
    .dtc-feature-points li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      color: #10b981;
      font-weight: 800;
    }

    /* Multi-Angle Overview Gallery */
    .dtc-gallery-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 20px;
    }
    .dtc-gallery-card {
      background: #ffffff;
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid #e2e8f0;
      box-shadow: 0 4px 12px rgba(148, 163, 184, 0.08);
      text-align: center;
    }
    .dtc-gallery-card img {
      width: 100%;
      height: auto;
      display: block;
      background: #e6e8ff;
    }
    .dtc-gallery-card-label {
      padding: 12px 10px;
      font-size: 13px;
      font-weight: 700;
      color: #334155;
      background: #ffffff;
      border-top: 1px solid #f1f5f9;
    }

    /* Specifications Table */
    .dtc-specs-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      border: 1px solid #e2e8f0;
      border-radius: 12px;
      overflow: hidden;
      margin-top: 20px;
    }
    .dtc-specs-table th,
    .dtc-specs-table td {
      padding: 14px 20px;
      font-size: 14px;
      text-align: left;
    }
    .dtc-specs-table th {
      background: #f1f5f9;
      color: #0f172a;
      font-weight: 700;
      width: 30%;
      border-bottom: 1px solid #e2e8f0;
      border-right: 1px solid #e2e8f0;
    }
    .dtc-specs-table td {
      background: #ffffff;
      color: #334155;
      border-bottom: 1px solid #e2e8f0;
    }
    .dtc-specs-table tr:last-child th,
    .dtc-specs-table tr:last-child td {
      border-bottom: none;
    }
    .dtc-specs-table tr:nth-child(even) td {
      background: #f8fafc;
    }

    /* Usage Scenarios Grid */
    .dtc-scenario-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 20px;
    }
    .dtc-scenario-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 14px;
      padding: 22px 16px;
      text-align: center;
      box-shadow: 0 4px 12px rgba(148, 163, 184, 0.06);
    }
    .dtc-scenario-icon {
      font-size: 28px;
      margin-bottom: 10px;
      display: inline-block;
    }
    .dtc-scenario-name {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 6px;
    }
    .dtc-scenario-desc {
      font-size: 12px;
      color: #64748b;
      line-height: 1.5;
    }

    /* FAQ Accordion Section */
    .dtc-faq-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-top: 20px;
    }
    .dtc-faq-item {
      border: 1px solid #e2e8f0;
      border-radius: 12px;
      padding: 20px 24px;
      background: #ffffff;
      box-shadow: 0 2px 8px rgba(148, 163, 184, 0.05);
      transition: all 0.2s ease;
    }
    .dtc-faq-item:hover {
      border-color: #cbd5e1;
      background: #fafbff;
    }
    .dtc-faq-q {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .dtc-faq-q::before {
      content: "Q";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 24px;
      height: 24px;
      background: #eef2ff;
      color: #4f46e5;
      font-size: 12px;
      font-weight: 800;
      border-radius: 50%;
      flex-shrink: 0;
    }
    .dtc-faq-a {
      font-size: 14px;
      color: #475569;
      line-height: 1.6;
      padding-left: 34px;
    }

    /* Responsive Adaptation for Tablets and Laptops */
    @media (max-width: 992px) {
      .dtc-highlights-grid,
      .dtc-gallery-grid,
      .dtc-scenario-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .dtc-feature-row,
      .dtc-feature-row.dtc-reverse {
        grid-template-columns: 1fr;
        gap: 25px;
      }
      .dtc-feature-row.dtc-reverse .dtc-feature-img-wrap {
        order: 1;
      }
      .dtc-feature-row.dtc-reverse .dtc-feature-content {
        order: 2;
      }
    }