/* =========================================================
       CSS RESET & GLOBAL THEME SPECIFICATIONS
       Background Color: #f1f4ff
       Audience: Global Youth / Gen-Z & Millennial Aesthetic Setup
       Strict Rule: No Links, No Buttons, No Logos, No Company Names
       ========================================================= */
    :root {
      --bg-primary: #f1f4ff;
      --card-bg: #ffffff;
      --text-main: #1e2438;
      --text-muted: #5e6b8d;
      --text-accent: #3a5bfd;
      --border-color: rgba(210, 220, 250, 0.85);
      --card-radius: 18px;
      --shadow-sm: 0 4px 12px rgba(45, 65, 125, 0.04);
      --shadow-md: 0 10px 28px rgba(45, 65, 125, 0.07);
      --shadow-lg: 0 16px 40px rgba(45, 65, 125, 0.1);
    }

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

    body {
      background-color: var(--bg-primary);
      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;
      padding: 0 0 60px 0;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* =========================================================
       HEADER & HERO BANNER
       ========================================================= */
    .hero-section {
      text-align: center;
      padding: 60px 20px 40px;
      background: linear-gradient(180deg, rgba(230, 236, 255, 0.8) 0%, rgba(241, 244, 255, 1) 100%);
      border-bottom: 1px solid var(--border-color);
      margin-bottom: 50px;
    }

    .badge {
      display: inline-block;
      padding: 6px 18px;
      background: rgba(58, 91, 253, 0.08);
      color: var(--text-accent);
      border: 1px solid rgba(58, 91, 253, 0.2);
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 16px;
    }

    .hero-title {
      font-size: 2.5rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .hero-subtitle {
      font-size: 1.1rem;
      color: var(--text-muted);
      max-width: 720px;
      margin: 0 auto;
      font-weight: 400;
    }

    /* =========================================================
       SECTION STYLING
       ========================================================= */
    .section-block {
      margin-bottom: 60px;
    }

    .section-header {
      margin-bottom: 28px;
      text-align: left;
    }

    .section-tag {
      font-size: 0.8rem;
      color: var(--text-accent);
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.2px;
      display: block;
      margin-bottom: 6px;
    }

    .section-title {
      font-size: 1.65rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .section-desc {
      font-size: 0.98rem;
      color: var(--text-muted);
    }

    /* =========================================================
       3-COLUMN RESPONSIVE MATRIX GRID
       ========================================================= */
    .showcase-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .showcase-grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

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

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

    .card-img-wrap {
      width: 100%;
      aspect-ratio: 1 / 1;
      background-color: var(--bg-primary);
      position: relative;
      overflow: hidden;
    }

    .card-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .card-info {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
      background: #ffffff;
    }

    .card-badge {
      display: inline-block;
      align-self: flex-start;
      padding: 3px 10px;
      background: #f1f4ff;
      color: var(--text-accent);
      border-radius: 6px;
      font-size: 0.75rem;
      font-weight: 600;
      margin-bottom: 10px;
    }

    .card-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .card-text {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* =========================================================
       SPECIFICATIONS TABLE CARD
       ========================================================= */
    .specs-card {
      background: var(--card-bg);
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 60px;
    }

    .specs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 24px;
    }

    .spec-item {
      background: var(--bg-primary);
      padding: 18px;
      border-radius: 12px;
      border: 1px solid rgba(220, 228, 255, 0.8);
    }

    .spec-label {
      font-size: 0.8rem;
      color: var(--text-muted);
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 6px;
    }

    .spec-value {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
    }

    /* =========================================================
       FAQ SECTION
       ========================================================= */
    .faq-container {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .faq-card {
      background: var(--card-bg);
      border-radius: 14px;
      border: 1px solid var(--border-color);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .faq-question::before {
      content: "Q";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 26px;
      height: 26px;
      background: rgba(58, 91, 253, 0.1);
      color: var(--text-accent);
      border-radius: 50%;
      font-size: 0.85rem;
      font-weight: 800;
      flex-shrink: 0;
    }

    .faq-answer {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      padding-left: 36px;
    }

    /* =========================================================
       FOOTER
       ========================================================= */
    .page-footer {
      text-align: center;
      padding-top: 40px;
      border-top: 1px solid var(--border-color);
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* =========================================================
       RESPONSIVE BREAKPOINTS (Mobile & Tablet Adaptation)
       ========================================================= */
    @media (max-width: 992px) {
      .showcase-grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .specs-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .faq-container {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 2.1rem;
      }
    }

    @media (max-width: 640px) {
      .hero-section {
        padding: 40px 16px 30px;
      }
      .hero-title {
        font-size: 1.7rem;
      }
      .hero-subtitle {
        font-size: 0.95rem;
      }
      .showcase-grid-3,
      .showcase-grid-2 {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .specs-grid {
        grid-template-columns: 1fr;
      }
      .specs-card {
        padding: 20px;
      }
      .faq-card {
        padding: 18px;
      }
    }