:root {
      --bg-color: #f1f4ff;
      --card-bg: #ffffff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --accent-color: #3b82f6;
      --tag-bg: rgba(255, 255, 255, 0.85);
      --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.03), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
      --shadow-md: 0 10px 20px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 24px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      background-color: var(--bg-color);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      padding: 0;
      margin: 0;
      -webkit-font-smoothing: antialiased;
    }

    .page-wrapper {
      max-width: 1200px;
      margin: 0 auto;
      padding: 2.5rem 1.25rem 5rem;
    }

    /* Hero Section (Pure Showcase, No Buttons/Links) */
    .hero-banner {
      text-align: center;
      padding: 2.5rem 1rem 3.5rem;
    }

    .badge-pill {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: #475569;
      background: var(--tag-bg);
      padding: 0.4rem 1.25rem;
      border-radius: 9999px;
      margin-bottom: 1.25rem;
      border: 1px solid rgba(226, 232, 240, 0.8);
      backdrop-filter: blur(8px);
    }

    .hero-title {
      font-size: clamp(2rem, 4.5vw, 3rem);
      font-weight: 800;
      letter-spacing: -0.03em;
      color: #0f172a;
      line-height: 1.2;
      margin-bottom: 1.25rem;
    }

    .hero-desc {
      font-size: clamp(1rem, 2vw, 1.15rem);
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
      font-weight: 400;
      line-height: 1.65;
    }

    /* Section Headings */
    .section-header {
      margin-bottom: 2rem;
      border-left: 4px solid #64748b;
      padding-left: 1.25rem;
    }

    .section-title {
      font-size: 1.4rem;
      font-weight: 700;
      color: #0f172a;
      letter-spacing: -0.01em;
    }

    .section-subtitle {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin-top: 0.35rem;
    }

    /* Responsive Image Grids (Universal for Mobile & Desktop) */
    .image-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      margin-bottom: 4rem;
    }

    .showcase-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
      display: flex;
      flex-direction: column;
    }

    .showcase-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
    }

    .media-box {
      position: relative;
      width: 100%;
      padding-top: 100%; /* 1:1 Aspect Ratio */
      background-color: var(--bg-color);
      overflow: hidden;
    }

    .media-box img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.35s ease;
    }

    .showcase-card:hover .media-box img {
      transform: scale(1.03);
    }

    .card-content {
      padding: 1.15rem 1.25rem 1.35rem;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .card-tag {
      font-size: 0.725rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: #94a3b8;
      margin-bottom: 0.3rem;
    }

    .card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #1e293b;
      margin-bottom: 0.4rem;
    }

    .card-info {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Specifications Matrix */
    .specs-panel {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 2.5rem 2rem;
      box-shadow: var(--shadow-sm);
      margin-bottom: 4rem;
      border: 1px solid var(--border-color);
    }

    .specs-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 1.5rem;
      margin-top: 1.5rem;
    }

    .spec-card {
      padding: 1.25rem;
      background: var(--bg-color);
      border-radius: var(--radius-sm);
      border: 1px solid rgba(226, 232, 240, 0.7);
    }

    .spec-key {
      font-size: 0.775rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--text-muted);
      margin-bottom: 0.4rem;
    }

    .spec-val {
      font-size: 1rem;
      font-weight: 600;
      color: #0f172a;
    }

    /* FAQ Display (Pure Showcase, Zero Links/Buttons) */
    .faq-panel {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 2.5rem 2rem;
      box-shadow: var(--shadow-sm);
      margin-bottom: 3.5rem;
      border: 1px solid var(--border-color);
    }

    .faq-list {
      margin-top: 1.75rem;
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }

    .faq-item {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 1.35rem 1.6rem;
      background: #fafbfe;
    }

    .faq-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 0.6rem;
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }

    .faq-title::before {
      content: "Q";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      background: #e2e8f0;
      color: #475569;
      font-size: 0.75rem;
      font-weight: 800;
      border-radius: 6px;
    }

    .faq-text {
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.65;
      padding-left: 1.95rem;
    }

    /* Clean Quiet Footer (Display Only) */
    .page-footer {
      text-align: center;
      padding: 2rem 1rem 0;
      border-top: 1px solid rgba(226, 232, 240, 0.7);
      color: #94a3b8;
      font-size: 0.85rem;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .image-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
      }
    }

    @media (max-width: 768px) {
      .page-wrapper {
        padding: 1.5rem 1rem 3.5rem;
      }
      .hero-banner {
        padding: 1.5rem 0.5rem 2.5rem;
      }
      .image-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.85rem;
      }
      .card-content {
        padding: 0.9rem;
      }
      .card-title {
        font-size: 0.925rem;
      }
      .card-info {
        font-size: 0.775rem;
      }
      .specs-panel, .faq-panel {
        padding: 1.75rem 1.25rem;
      }
      .faq-text {
        padding-left: 0;
        margin-top: 0.4rem;
      }
    }

    @media (max-width: 480px) {
      .image-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
      }
    }