/* =========================================================
       CSS Reset & Variables
       Base Background: #f1f4ff as requested
       Clean, modern aesthetic tailored for Gen-Z & Anime collectors
       No links, no buttons, pure showcase architecture
       ========================================================= */
    :root {
      --bg-main: #f1f4ff;
      --card-bg: #ffffff;
      --card-sub-bg: #f9faff;
      --text-main: #1e2238;
      --text-muted: #5e6582;
      --text-light: #8b92b2;
      --accent-laser: linear-gradient(135deg, #ff7eb3 0%, #7afcff 50%, #b276ff 100%);
      --border-color: rgba(180, 192, 230, 0.45);
      --shadow-sm: 0 4px 12px rgba(60, 80, 150, 0.05);
      --shadow-md: 0 8px 24px rgba(60, 80, 150, 0.08);
      --shadow-lg: 0 16px 36px rgba(60, 80, 150, 0.12);
      --radius-sm: 8px;
      --radius-md: 16px;
      --radius-lg: 24px;
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      padding-bottom: 60px;
    }

    /* Container System */
    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* Header & Hero Showcase */
    .showcase-header {
      padding: 48px 0 32px;
      text-align: center;
    }

    .badge-pill {
      display: inline-block;
      padding: 6px 16px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 999px;
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: #6366f1;
      box-shadow: var(--shadow-sm);
      margin-bottom: 16px;
    }

    .hero-title {
      font-size: clamp(1.8rem, 4vw, 2.75rem);
      font-weight: 800;
      letter-spacing: -0.02em;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .hero-title span {
      background: var(--accent-laser);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: clamp(0.95rem, 1.8vw, 1.15rem);
      color: var(--text-muted);
      max-width: 760px;
      margin: 0 auto;
    }

    /* Section Component */
    .section-wrap {
      margin-top: 48px;
    }

    .section-header {
      margin-bottom: 24px;
      text-align: center;
    }

    .section-tag {
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: #7986cb;
      margin-bottom: 6px;
    }

    .section-title {
      font-size: clamp(1.4rem, 2.5vw, 1.9rem);
      font-weight: 800;
      color: var(--text-main);
    }

    .section-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin-top: 6px;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Responsive Media Grid - 16 Images */
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

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

    .card-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .card-img-box {
      width: 100%;
      aspect-ratio: 1 / 1;
      background-color: #f1f4ff;
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .card-img-box img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
      transition: transform 0.3s ease;
    }

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

    .card-info {
      padding: 16px 16px 18px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-top: 1px solid rgba(230, 235, 250, 0.8);
      background: #ffffff;
    }

    .card-seq {
      display: inline-block;
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.05em;
      color: #8c98c6;
      text-transform: uppercase;
      margin-bottom: 4px;
    }

    .card-label {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
      line-height: 1.35;
    }

    .card-feature {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.45;
    }

    /* Specifications Table Card */
    .specs-board {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      margin-top: 48px;
    }

    .specs-title {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 20px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }

    .spec-item {
      background: var(--card-sub-bg);
      border: 1px solid rgba(220, 228, 250, 0.7);
      border-radius: var(--radius-sm);
      padding: 16px;
    }

    .spec-name {
      font-size: 0.78rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--text-light);
      margin-bottom: 6px;
    }

    .spec-val {
      font-size: 0.96rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.4;
    }

    /* FAQ Accordion-like Display Cards */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
      margin-top: 24px;
    }

    .faq-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 24px;
      box-shadow: var(--shadow-sm);
    }

    .faq-q {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      display: flex;
      align-items: flex-start;
      gap: 10px;
      line-height: 1.4;
    }

    .faq-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      background: #eef2ff;
      color: #6366f1;
      border-radius: 50%;
      font-size: 0.75rem;
      font-weight: 800;
      flex-shrink: 0;
      margin-top: 1px;
    }

    .faq-a {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      padding-left: 32px;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
      }
      .specs-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
      }
      .faq-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .specs-grid {
        grid-template-columns: 1fr;
      }
      .specs-board {
        padding: 22px;
      }
    }

    @media (max-width: 480px) {
      .gallery-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .showcase-header {
        padding: 32px 0 20px;
      }
    }