:root {
      --bg-color: #f1f4ff;
      --card-bg: #ffffff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --accent-pink: #ff6b9d;
      --accent-blue: #4f8bf9;
      --accent-purple: #8b5cf6;
      --accent-mint: #10b981;
      --accent-yellow: #f59e0b;
      --border-color: #e2e8f0;
      --shadow-sm: 0 4px 12px rgba(99, 102, 241, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(99, 102, 241, 0.08), 0 8px 10px -6px rgba(99, 102, 241, 0.04);
      --radius-lg: 20px;
      --radius-md: 14px;
      --radius-sm: 8px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      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;
      -webkit-font-smoothing: antialiased;
      padding: 30px 0 80px;
    }

    .container {
      width: 100%;
      max-width: 1140px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* Hero Header */
    .hero-header {
      text-align: center;
      padding: 24px 20px 36px;
    }

    .hero-tag {
      display: inline-block;
      background: linear-gradient(135deg, rgba(255, 107, 157, 0.15), rgba(79, 139, 249, 0.15));
      color: var(--accent-purple);
      font-weight: 700;
      font-size: 0.82rem;
      text-transform: uppercase;
      letter-spacing: 2px;
      padding: 6px 18px;
      border-radius: 50px;
      margin-bottom: 16px;
      border: 1px solid rgba(139, 92, 246, 0.2);
    }

    .hero-title {
      font-size: 2.35rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
      line-height: 1.25;
      margin-bottom: 14px;
    }

    .hero-subtitle {
      font-size: 1.08rem;
      color: var(--text-muted);
      max-width: 740px;
      margin: 0 auto;
    }

    /* Key Specs Highlights */
    .specs-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin: 25px 0 45px;
    }

    .spec-item {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
    }

    .spec-num {
      font-size: 1.65rem;
      font-weight: 800;
      color: var(--accent-pink);
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .spec-label {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .spec-desc {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Section Styling */
    .section-block {
      margin-top: 55px;
    }

    .section-header {
      text-align: center;
      margin-bottom: 30px;
    }

    .section-tag {
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--accent-blue);
      text-transform: uppercase;
      letter-spacing: 1.5px;
      margin-bottom: 6px;
    }

    .section-title {
      font-size: 1.85rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .section-desc {
      font-size: 0.96rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 8px auto 0;
    }

    /* Grid Layouts - Responsive for Mobile & Desktop */
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    /* Visual Showcase Card */
    .showcase-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

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

    .image-wrapper {
      position: relative;
      width: 100%;
      padding-top: 100%; /* 1:1 Aspect Ratio */
      border-radius: var(--radius-md);
      overflow: hidden;
      background-color: var(--bg-color);
    }

    .image-wrapper img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }

    .showcase-card:hover .image-wrapper img {
      transform: scale(1.03);
    }

    .card-meta {
      padding-top: 14px;
    }

    .card-badge {
      display: inline-block;
      font-size: 0.72rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.8px;
      padding: 3px 10px;
      border-radius: 4px;
      background-color: rgba(79, 139, 249, 0.1);
      color: var(--accent-blue);
      margin-bottom: 8px;
    }

    .card-title {
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
      line-height: 1.35;
    }

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

    /* Feature Process Cards */
    .feature-step-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 18px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

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

    .step-header {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }

    .step-number {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent-pink), var(--accent-purple));
      color: #ffffff;
      font-size: 0.85rem;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .step-phase {
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.2px;
      color: var(--accent-purple);
    }

    /* FAQ Section */
    .faq-wrapper {
      margin-top: 60px;
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 36px 30px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
    }

    .faq-title-area {
      text-align: center;
      margin-bottom: 30px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .faq-item {
      background: var(--bg-color);
      border-radius: var(--radius-md);
      padding: 20px;
      border-left: 4px solid var(--accent-blue);
    }

    .faq-item:nth-child(2) { border-left-color: var(--accent-pink); }
    .faq-item:nth-child(3) { border-left-color: var(--accent-purple); }
    .faq-item:nth-child(4) { border-left-color: var(--accent-mint); }
    .faq-item:nth-child(5) { border-left-color: var(--accent-yellow); }
    .faq-item:nth-child(6) { border-left-color: var(--accent-blue); }

    .faq-question {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .faq-answer {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .grid-4 { grid-template-columns: repeat(2, 1fr); }
      .specs-strip { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 680px) {
      .grid-4, .grid-2, .specs-strip, .faq-grid { grid-template-columns: 1fr; }
      .hero-title { font-size: 1.7rem; }
      .section-title { font-size: 1.35rem; }
      .faq-wrapper { padding: 24px 18px; }
      body { padding: 20px 0 60px; }
    }