:root {
      --primary: #0066cc;
      --primary-dark: #004c99;
      --accent: #00c4cc;
      --text-main: #111111;
      --text-body: #555555;
      --text-muted: #64748b;
      --bg-body: #f9faff;
      --bg-input: #f8fafc;
      --bg-card: #ffffff;
      --border: #e2e8f0;
      --focus-ring: rgba(0, 102, 204, 0.2);
      --header-height: 70px;
      --shadow-header: 0 2px 10px rgba(0, 0, 0, 0.05);
      --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.05);
      --shadow-hover: 0 12px 24px rgba(0, 0, 0, 0.12);
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Inter', sans-serif;
    }

    body {
      background: var(--bg-body);
      color: var(--text-main);
      overflow-x: hidden;
      padding-top: var(--header-height);
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.2s ease;
    }

    /* ========================================
       2. HEADER
       ======================================== */

    /* 2. Apply to specific UI elements (Logo and Buttons) */

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: var(--header-height);
      background-color: #fff;
      box-shadow: var(--shadow-header);
      z-index: 1000;
      display: flex;
      align-items: center;
    }

    .header-container {
      width: 100%;
      max-width: 1300px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .logo {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .logo span {
      color: var(--primary);
    }

    .nav-menu {
      display: flex;
      gap: 32px;
      align-items: center;
    }

    .nav-link {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-body);
    }

    .nav-link:hover {
      color: var(--primary);
    }

    .btn-login-nav {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--primary);
      border: 1px solid var(--primary);
      padding: 8px 20px;
      border-radius: 4px;
      background: transparent;
    }

    .btn-login-nav:hover {
      background-color: var(--primary);
      color: #fff;
    }

    .menu-toggle {
      display: none;
      font-size: 1.5rem;
      cursor: pointer;
    }

    /* ========================================
       3. LOGIN SPLIT SECTION
       ======================================== */
    .split-wrapper {
      display: flex;
      min-height: calc(10vh - var(--header-height));
      position: relative;
      background: #fff;
    }

    /* LEFT: FORM */
    .login-section {
      width: 40%;
      max-width: 500px;
      padding: 40px 60px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      background: #fff;
      z-index: 10;
    }

    .brand-area {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 2px;
      margin-bottom: 30px;
      font-weight: 700;
      font-size: 1.5rem;
    }

    .brand-icon {
      width: 60px;
      height: 60px;
      background: #fff;
      border-radius: 6px;
      display: grid;
      place-items: center;
      color: #fff;
      justify-self: auto;
    }

    .login-header {
      margin-bottom: 32px;
    }

    .login-header h1 {
      font-size: 2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      letter-spacing: -0.02em;
    }

    .login-header p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.5;
    }

    .form-group {
      margin-bottom: 24px;
      position: relative;
    }

    .input-control {
      width: 100%;
      padding: 16px 16px;
      font-size: 1rem;
      color: var(--text-main);
      background: var(--bg-input);
      border: 1px solid var(--border);
      border-radius: 12px;
      transition: all 0.2s ease;
      outline: none;
    }

    .input-control:focus {
      background: #fff;
      border-color: var(--primary);
      box-shadow: 0 0 0 4px var(--focus-ring);
    }

    .floating-label {
      position: absolute;
      left: 16px;
      top: 50%;
      transform: translateY(-50%);
      color: #94a3b8;
      pointer-events: none;
      transition: 0.2s ease;
      font-size: 1rem;
    }

    .input-control:focus+.floating-label,
    .input-control:not(:placeholder-shown)+.floating-label {
      top: 0;
      left: 12px;
      font-size: 0.75rem;
      padding: 0 6px;
      background: #fff;
      color: var(--primary);
      font-weight: 600;
      transform: translateY(-50%);
      border-radius: 4px;
    }

    .btn-submit {
      width: 100%;
      padding: 16px;
      background: #0f172a;
      color: #fff;
      font-weight: 600;
      font-size: 1rem;
      border: none;
      border-radius: 12px;
      cursor: pointer;
      transition: transform 0.1s, box-shadow 0.2s;
    }

    .btn-submit:hover {
      background: var(--primary);
      box-shadow: 0 10px 20px rgba(0, 102, 204, 0.2);
      transform: translateY(-1px);
    }

    .error-msg {
      color: #e11d48;
      font-size: 0.85rem;
      margin-top: 16px;
      display: flex;
      align-items: center;
      gap: 8px;
      background: #fff1f2;
      padding: 10px;
      border-radius: 8px;
      display: none;
    }

    /* RIGHT: HERO WITH .WEBM VIDEO */
    /* Update this section in your <style> */
    .hero-section {
      flex: 1;
      background: #ffffff;
      /* Optional: Slight contrast background for the illustration */
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: end;
      justify-content: center;
      padding: 10px;
    }

    /* Replace the previous .hero-illustration CSS with this */
    .hero-illustration {
      width: 100%;
      /* Be responsive */
      height: auto;
      /* Maintain aspect ratio */
      max-width: 600px;
      /* Don't get too huge on big screens */
      max-height: 600px;
      /* Don't get taller than the viewport */
      display: block;
      /* Fixes some alignment issues */
      margin: 0 auto;
      /* Centers the image */
    }

    /* Optional floating animation */
    @keyframes float {
      0% {
        transform: translateY(0px);
      }

      50% {
        transform: translateY(-15px);
      }

      100% {
        transform: translateY(0px);
      }
    }

    /* (Optional) If you want a subtle border around the video */
    /* .hero-video {
      border: 1px solid rgba(148, 163, 184, 0.4);
    } */

    /* ========================================
       4. CARDS SECTION (Light)
       ======================================== */
    .details-section {
      padding: 80px 20px;
      background-color: var(--bg-body);
      border-top: 1px solid var(--border);
    }

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

    .details-header {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 60px auto;
    }

    .section-tag {
      display: inline-block;
      text-transform: uppercase;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 1px;
      color: var(--primary);
      margin-bottom: 12px;
      background: rgba(0, 102, 204, 0.08);
      padding: 4px 12px;
      border-radius: 20px;
    }

    .section-title {
      font-size: 2.2rem;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--text-main);
    }

    .section-desc {
      font-size: 1.1rem;
      color: var(--text-body);
    }

    .cards-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .card {
      background-color: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 32px;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
    }

    .card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-hover);
      border-color: transparent;
    }

    .card-icon {
      width: 50px;
      height: 50px;
      background-color: var(--bg-body);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 24px;
      color: var(--primary);
    }

    .card-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .card-text {
      font-size: 1rem;
      color: var(--text-body);
      margin-bottom: 24px;
      flex-grow: 1;
    }


    /* ========================================
       5. SIMPLE SOLUTIONS SECTION (Dark)
       ======================================== */
    .simple-section {
      background-color: #111111;
      padding: 80px 20px;
      color: #ffffff;
    }

    .simple-header-row {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 50px;
      gap: 40px;
    }

    .simple-tag {
      background-color: #222;
      color: #fff;
      padding: 6px 16px;
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 16px;
      display: inline-block;
    }

    .simple-title h2 {
      font-size: 2.5rem;
      font-weight: 700;
      line-height: 1.2;
      max-width: 600px;
    }

    .simple-desc {
      color: #999;
      font-size: 1.05rem;
      max-width: 500px;
      line-height: 1.6;
    }

    .simple-grid {
      display: grid;
      grid-template-columns: 1fr 2fr;
      gap: 30px;
    }

    /* Left Column: Vertical Cards */
    .dark-nav-card {
      background-color: #1a1a1a;
      border-radius: 20px;
      padding: 30px;
      margin-bottom: 20px;
      position: relative;
      height: 160px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      transition: transform 0.2s ease, background 0.2s;
      cursor: pointer;
      border: 1px solid #333;
    }

    .dark-nav-card:hover {
      transform: translateY(-4px);
      background-color: #252525;
      border-color: #444;
    }

    .nav-card-icon {
      position: absolute;
      top: -15px;
      left: 30px;
      width: 50px;
      height: 50px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    }

    .icon-purple {
      background-color: #8b5cf6;
      color: white;
    }

    .icon-blue {
      background-color: #3b82f6;
      color: white;
    }

    .nav-card-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: #fff;
    }

    .nav-arrow {
      position: absolute;
      bottom: 30px;
      right: 30px;
      color: #fff;
      opacity: 0.7;
    }

    /* Right Column: Pill Grid Container */
    .dark-grid-container {
      background-color: #0c0c0c;
      border: 1px solid #222;
      border-radius: 24px;
      padding: 25px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .monitor-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 16px;
      width: 100%;
    }

    .monitor-pill {
      background-color: #1a1a1a;
      border-radius: 25px;
      padding: 20px 30px;
      display: flex;
      align-items: center;
      gap: 10px;
      transition: transform 0.2s ease, background-color 0.2s;
      cursor: default;
    }

    .monitor-pill:hover {
      background-color: #252525;
      transform: translateY(-2px);
    }

    .pill-icon {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .pill-icon svg {
      width: 100%;
      height: 100%;
    }

    .pill-label {
      color: #e5e5e5;
      font-size: 0.9rem;
      font-weight: 500;
      line-height: 1.2;
    }

    /* CONTACT MODAL STYLES */
    .modal-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.5);
      z-index: 2000;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .modal-overlay.active {
      opacity: 1;
      visibility: visible;
    }

    .contact-modal {
      background: white;
      width: 100%;
      max-width: 450px;
      padding: 30px;
      border-radius: 16px;
      box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
      transform: translateY(20px);
      transition: transform 0.3s ease;
      position: relative;
    }

    .modal-overlay.active .contact-modal {
      transform: translateY(0);
    }

    .close-modal {
      position: absolute;
      top: 15px;
      right: 15px;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: #64748b;
    }

    .modal-title {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 20px;
      text-align: center;
    }

    .whatsapp-btn {
      background-color: #25D366;
      color: white;
      width: 100%;
      padding: 12px;
      border-radius: 8px;
      border: none;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      transition: background 0.2s;
    }

    .whatsapp-btn:hover {
      background-color: #1faf53;
    }

    /* Update nav button style for Contact Us */
    .btn-contact-nav {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--primary);
      border: 1px solid var(--primary);
      padding: 8px 20px;
      border-radius: 4px;
      background: transparent;
      cursor: pointer;
    }

    .btn-contact-nav:hover {
      background-color: var(--primary);
      color: #fff;
    }

    /* Responsive */
    @media (max-width: 900px) {
      .split-wrapper {
        flex-direction: column;
      }

      .login-section {
        width: 100%;
        max-width: none;
        order: 1;
      }

      .hero-section {
        display: none;
      }

      .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 20px;
      }

      .nav-menu.active {
        display: flex;
      }

      .menu-toggle {
        display: block;
      }

      .simple-grid {
        grid-template-columns: 1fr;
      }

      .simple-header-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
      }
    }