/* ===== APPLICATION OVERVIEW ===== */
    .app-overview {
      background: var(--bg);
      padding: 100px 0 80px;
    }

    .overview-banner {
      position: relative;
      border-radius: var(--radius-xl);
      overflow: hidden;
      margin-bottom: 56px;
      box-shadow: var(--shadow-2xl);
    }

    .overview-banner img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    .overview-banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(8,47,73,0.9) 0%, rgba(12,74,110,0.75) 50%, rgba(3,105,161,0.6) 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 0 48px;
    }

    .overview-banner-overlay h2 {
      color: white;
      font-size: 2.4rem;
      margin-bottom: 14px;
    }

    .overview-banner-overlay p {
      color: rgba(255,255,255,0.85);
      font-size: 1.1rem;
      max-width: 640px;
      line-height: 1.8;
    }

    .overview-industries {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 16px;
      margin-bottom: 48px;
    }

    .industry-item {
      text-align: center;
      padding: 24px 16px;
      background: var(--bg2);
      border-radius: var(--radius-lg);
      border: 1px solid var(--rule);
      transition: var(--transition);
      cursor: default;
    }

    .industry-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: transparent;
      background: var(--bg);
    }

    .industry-item .icon {
      font-size: 2rem;
      margin-bottom: 10px;
    }

    .industry-item .label {
      font-size: 0.9rem;
      color: var(--ink-light);
      font-weight: 600;
    }

    .overview-desc {
      text-align: center;
      max-width: 860px;
      margin: 0 auto;
    }

    .overview-desc p {
      font-size: 1.05rem;
      color: var(--muted);
      line-height: 2;
    }

    /* ===== APPLICATION DETAIL SECTION ===== */
    .applications-detail {
      background: linear-gradient(180deg, var(--bg2) 0%, var(--bg) 100%);
      padding: 100px 0;
    }

    .app-block {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 48px;
      margin-bottom: 72px;
      align-items: start;
    }

    .app-block:last-child {
      margin-bottom: 0;
    }

    .app-block:nth-child(even) {
      direction: rtl;
    }

    .app-block:nth-child(even) > * {
      direction: ltr;
    }

    .app-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
      min-height: 320px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-xl);
    }

    .app-visual::before {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1) 0%, transparent 50%);
    }

    .app-visual-icon {
      font-size: 5rem;
      position: relative;
      z-index: 1;
    }

    .app-visual-badge {
      position: absolute;
      top: 20px;
      left: 20px;
      z-index: 1;
      font-family: 'Bricolage', sans-serif;
      font-size: 0.85rem;
      font-weight: 700;
      padding: 6px 14px;
      background: rgba(255,255,255,0.15);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255,255,255,0.2);
      color: white;
      border-radius: 100px;
      letter-spacing: 0.5px;
    }

    .app-content {
      padding-top: 8px;
    }

    .app-content h3 {
      font-size: 1.6rem;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
    }

    .app-content .app-subtitle {
      font-size: 0.95rem;
      color: var(--accent);
      font-weight: 600;
      margin-bottom: 18px;
    }

    .app-content .app-desc {
      font-size: 0.95rem;
      color: var(--muted);
      line-height: 2;
      margin-bottom: 24px;
    }

    .app-scenarios {
      background: var(--bg);
      border-radius: var(--radius-lg);
      border: 1px solid var(--rule);
      padding: 24px;
      margin-bottom: 20px;
    }

    .app-scenarios h4 {
      font-size: 0.95rem;
      margin-bottom: 14px;
      color: var(--ink);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .app-scenarios h4::before {
      content: '';
      width: 4px;
      height: 16px;
      background: linear-gradient(180deg, var(--accent), var(--primary-light));
      border-radius: 2px;
    }

    .scenario-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .scenario-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.9rem;
      color: var(--ink-light);
      line-height: 1.7;
    }

    .scenario-item::before {
      content: '✓';
      min-width: 18px;
      height: 18px;
      background: linear-gradient(135deg, var(--accent), var(--primary-light));
      color: white;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.7rem;
      font-weight: 700;
      margin-top: 2px;
    }

    .scenario-item strong {
      color: var(--ink);
      font-weight: 600;
      margin-right: 4px;
    }

    .app-products-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .app-products-row .product-chip {
      padding: 6px 14px;
      background: linear-gradient(135deg, var(--bg2), var(--bg));
      border: 1px solid var(--rule);
      border-radius: var(--radius-sm);
      font-size: 0.82rem;
      color: var(--ink-light);
      transition: var(--transition);
    }

    .app-products-row .product-chip:hover {
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: white;
      border-color: transparent;
      transform: translateY(-2px);
    }

    .app-products-label {
      font-size: 0.85rem;
      color: var(--muted);
      margin-bottom: 10px;
      font-weight: 500;
    }

    /* ===== CASES SECTION ===== */
    .cases-section {
      background: var(--bg2);
      padding: 100px 0;
    }

    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .case-card {
      background: var(--bg);
      border-radius: var(--radius-lg);
      border: 1px solid var(--rule);
      overflow: hidden;
      transition: var(--transition);
    }

    .case-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-xl);
      border-color: transparent;
    }

    .case-header {
      height: 140px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      overflow: hidden;
    }

    .case-header::before {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 70% 30%, rgba(255,255,255,0.1) 0%, transparent 50%);
    }

    .case-header .case-icon {
      font-size: 3rem;
      position: relative;
      z-index: 1;
    }

    .case-header .case-tag {
      position: absolute;
      top: 16px;
      right: 16px;
      z-index: 1;
      padding: 4px 12px;
      background: rgba(255,255,255,0.2);
      backdrop-filter: blur(10px);
      border-radius: 100px;
      font-size: 0.75rem;
      color: white;
      font-weight: 600;
    }

    .case-body {
      padding: 24px;
    }

    .case-body h4 {
      font-size: 1.1rem;
      margin-bottom: 10px;
      color: var(--ink);
    }

    .case-body .case-desc {
      font-size: 0.9rem;
      color: var(--muted);
      line-height: 1.7;
      margin-bottom: 16px;
    }

    .case-metrics {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      padding-top: 16px;
      border-top: 1px solid var(--rule);
    }

    .case-metric {
      text-align: center;
    }

    .case-metric .value {
      font-family: 'Bricolage', sans-serif;
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--accent);
      line-height: 1;
      margin-bottom: 4px;
    }

    .case-metric .label {
      font-size: 0.75rem;
      color: var(--muted);
    }

    /* ===== CTA SECTION ===== */
    .applications-cta {
      background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
      color: white;
      padding: 90px 0;
      position: relative;
      overflow: hidden;
    }

    .applications-cta::before {
      content: '';
      position: absolute;
      top: -40%;
      right: -10%;
      width: 500px;
      height: 500px;
      background: radial-gradient(circle, rgba(8,145,178,0.2) 0%, transparent 70%);
      border-radius: 50%;
    }

    .applications-cta::after {
      content: '';
      position: absolute;
      bottom: -30%;
      left: -5%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(217,119,6,0.12) 0%, transparent 70%);
      border-radius: 50%;
    }

    .applications-cta .container {
      position: relative;
      z-index: 1;
      text-align: center;
    }

    .applications-cta h2 {
      color: white;
      font-size: 2.4rem;
      margin-bottom: 18px;
    }

    .applications-cta p {
      color: rgba(255,255,255,0.8);
      font-size: 1.05rem;
      max-width: 620px;
      margin: 0 auto 36px;
      line-height: 1.8;
    }

    .cta-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* ===== RESPONSIVE ===== */
    @media (max-width: 1024px) {
      .app-overview {
        padding: 80px 0 60px;
      }

      .overview-banner img {
        height: 280px;
      }

      .overview-banner-overlay h2 {
        font-size: 1.8rem;
      }

      .overview-industries {
        grid-template-columns: repeat(3, 1fr);
      }

      .applications-detail {
        padding: 80px 0;
      }

      .app-block {
        grid-template-columns: 1fr;
        gap: 28px;
        margin-bottom: 56px;
      }

      .app-block:nth-child(even) {
        direction: ltr;
      }

      .app-visual {
        min-height: 220px;
        order: -1;
      }

      .app-visual-icon {
        font-size: 3.5rem;
      }

      .cases-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .app-overview {
        padding: 60px 0 48px;
      }

      .overview-banner {
        margin-bottom: 40px;
      }

      .overview-banner img {
        height: 200px;
      }

      .overview-banner-overlay {
        padding: 0 20px;
      }

      .overview-banner-overlay h2 {
        font-size: 1.4rem;
      }

      .overview-banner-overlay p {
        font-size: 0.9rem;
      }

      .overview-industries {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        margin-bottom: 36px;
      }

      .industry-item {
        padding: 16px 10px;
      }

      .industry-item .icon {
        font-size: 1.5rem;
        margin-bottom: 6px;
      }

      .industry-item .label {
        font-size: 0.8rem;
      }

      .applications-detail {
        padding: 60px 0;
      }

      .app-content h3 {
        font-size: 1.3rem;
      }

      .app-scenarios {
        padding: 18px;
      }

      .cases-section {
        padding: 60px 0;
      }

      .cases-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .applications-cta {
        padding: 60px 0;
      }

      .applications-cta h2 {
        font-size: 1.8rem;
      }

      .cta-buttons .btn {
        width: 100%;
      }
    }

    @media (max-width: 480px) {
      .overview-industries {
        grid-template-columns: repeat(2, 1fr);
      }

      .overview-banner-overlay h2 {
        font-size: 1.25rem;
      }
    }