:root {
      --primary: #e60000;
      --secondary: #333333;
      --dark: #121212;
      --light: #ffffff;
      --accent: #e60000;
      --gray: #F5F5F5;
      --header-bg: #1a1a1a;
    }
    
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    
    body {
      font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
      margin: 0;
      background-color: var(--light);
      color: var(--secondary);
      line-height: 1.6;
      overflow-x: hidden;
    }
    
    /* Preloader */
    .preloader {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: var(--light);
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      z-index: 9999;
      transition: opacity 0.5s ease;
    }
    
    .card-loader {
      width: 320px;
      height: 200px;
      background: linear-gradient(135deg, #1a1a1a, #333333);
      border-radius: 15px;
      padding: 25px;
      color: white;
      box-shadow: 0 15px 40px rgba(25, 21, 21, 0.71);
      position: relative;
      overflow: hidden;
      transform-style: preserve-3d;
      perspective: 1000px;
      animation: cardFloat 3s ease-in-out infinite;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .card-loader::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(
        to bottom right,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0) 60%
      );
      transform: rotate(30deg);
      animation: shine 3s infinite;
    }
    
    .card-chip {
      width: 50px;
      height: 40px;
      background: linear-gradient(135deg, #ffcc00, #ff9900);
      border-radius: 8px;
      margin-bottom: 25px;
      display: flex;
      justify-content: center;
      align-items: center;
      color: #333;
      font-weight: bold;
      font-size: 12px;
    }
    
    .card-number {
      display: flex;
      justify-content: space-between;
      margin-bottom: 25px;
      letter-spacing: 2px;
    }
    
    .card-number span {
      width: 25px;
      height: 25px;
      background: rgba(255, 255, 255, 0.7);
      border-radius: 4px;
      display: inline-block;
    }
    
    .card-details {
      display: flex;
      justify-content: space-between;
      font-size: 14px;
      opacity: 0.8;
      margin-top: 10px;
    }
    
    .card-type {
      position: absolute;
      right: 25px;
      bottom: 25px;
      font-size: 18px;
      font-weight: bold;
      color: white;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    
    .loading-text {
      margin-top: 25px;
      color: var(--primary);
      font-weight: bold;
      text-align: center;
      font-size: 1.2rem;
    }
    
    @keyframes cardFloat {
      0%, 100% { transform: translateY(0) rotateY(0deg); }
      50% { transform: translateY(-10px) rotateY(5deg); }
    }
    
    @keyframes shine {
      to {
        transform: translateX(100%) translateY(100%) rotate(30deg);
      }
    }
    
    /* Header */
    header {
      background-color: var(--header-bg);
      color: var(--light);
      padding: 15px 0;
      position: sticky;
      top: 0;
      z-index: 99;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    
    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      align-items: center;
    }
    
    .mobile-menu-btn {
      background: none;
      border: none;
      color: white;
      font-size: 24px;
      cursor: pointer;
      margin-right: 20px;
      display: none;
    }
    
    .logo-title {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    
    .logo-title h1 {
      margin: 0;
      font-size: 1.5rem;
      font-weight: 600;
      letter-spacing: 0.5px;
    }
    
    .logo-title .tagline {
      font-size: 0.9rem;
      opacity: 0.8;
      margin-left: 10px;
      font-weight: 400;
    }
    
    .header-right {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 20px;
    }
    
    /* Mobile Menu */
    .mobile-menu {
      position: fixed;
      top: 0;
      left: -100%;
      width: 280px;
      height: 100%;
      background: var(--header-bg);
      z-index: 1000;
      transition: left 0.3s ease;
      padding: 20px;
      box-shadow: 2px 0 10px rgba(0,0,0,0.2);
    }
    
    .mobile-menu.active {
      left: 0;
    }
    
    .close-menu {
      color: white;
      font-size: 25px;
      margin-bottom: 20px;
      cursor: pointer;
      text-align: right;
    }
    
    .mobile-menu-links {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }
    
    .mobile-menu-links a {
      color: white;
      text-decoration: none;
      font-size: 1.1rem;
      padding: 10px;
      border-radius: 5px;
      transition: background 0.3s;
    }
    
    .mobile-menu-links a:hover {
      background: rgba(255,255,255,0.1);
    }
    
    /* Overlay for mobile menu */
    .menu-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.5);
      z-index: 999;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s;
    }
    
    .menu-overlay.active {
      opacity: 1;
      visibility: visible;
    }
    
    /* Hero Section */
    .hero {
      text-align: center;
      padding: 80px 20px;
      background: linear-gradient(135deg, var(--primary), #b30000);
      color: white;
      margin: 20px 0;
      border-radius: 10px;
    }
    
    .hero h2 {
      color: white;
      font-size: 2.5rem;
      margin-bottom: 20px;
    }
    
    .hero p {
      font-size: 1.2rem;
      max-width: 700px;
      margin: 0 auto 30px;
      opacity: 0.9;
    }
    
    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 28px;
      border-radius: 30px;
      font-weight: bold;
      text-decoration: none;
      transition: all 0.3s ease;
      cursor: pointer;
      border: none;
      font-size: 16px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      gap: 10px;
    }
    
    .btn-primary {
      background-color: var(--accent);
      color: var(--light);
    }
    
    .btn-primary:hover {
      background-color: #cc0000;
      transform: translateY(-3px);
      box-shadow: 0 6px 20px rgba(230, 0, 0, 0.3);
    }
    
    .btn-secondary {
      background-color: rgba(255, 255, 255, 0.1);
      color: var(--light);
      border: 2px solid rgba(255, 255, 255, 0.3);
    }
    
    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-3px);
    }
    
    .btn-group {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
      margin: 25px 0;
    }
    
    /* Main Content */
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }
    
    section {
      padding: 40px 25px;
      margin: 25px 0;
      border-radius: 10px;
      background-color: var(--light);
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
      transition: transform 0.3s ease;
    }
    
    section:hover {
      transform: translateY(-5px);
    }
    
    h2 {
      color: var(--primary);
      margin-bottom: 25px;
      font-size: 2rem;
      position: relative;
      display: inline-block;
    }
    
    h2::after {
      content: '';
      position: absolute;
      bottom: -10px;
      left: 0;
      width: 70px;
      height: 4px;
      background-color: var(--primary);
    }
    
    h3 {
      color: var(--secondary);
      margin: 25px 0 20px;
      font-size: 1.5rem;
    }
    
    p {
      margin-bottom: 20px;
      font-size: 1.1rem;
    }
    
    .highlight {
      background-color: rgba(230, 0, 0, 0.1);
      padding: 25px;
      border-left: 4px solid var(--primary);
      margin: 30px 0;
      border-radius: 0 10px 10px 0;
      animation: pulse 2s infinite;
    }
    
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(230, 0, 0, 0.1); }
      70% { box-shadow: 0 0 0 15px rgba(230, 0, 0, 0); }
      100% { box-shadow: 0 0 0 0 rgba(230, 0, 0, 0); }
    }
    
    ul {
      margin: 25px 0;
      padding-left: 30px;
    }
    
    li {
      margin-bottom: 15px;
      position: relative;
      padding-left: 35px;
      font-size: 1.1rem;
    }
    
    li::before {
      content: '•';
      color: var(--primary);
      font-size: 2rem;
      position: absolute;
      left: 0;
      top: -5px;
    }
    
    /* Video Popup */
    .video-popup {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.9);
      z-index: 9999;
      justify-content: center;
      align-items: center;
    }
    
    .video-popup iframe {
      width: 90%;
      height: 90%;
      border: none;
      border-radius: 10px;
    }
    
    .close-video {
      position: absolute;
      top: 25px;
      right: 25px;
      color: white;
      font-size: 35px;
      cursor: pointer;
      z-index: 10000;
    }
    
    /* Video Container */
    .video-container {
      margin: 50px 0;
      position: relative;
      padding-bottom: 56.25%;
      height: 0;
      overflow: hidden;
      border-radius: 15px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
      transform: scale(0.98);
      transition: transform 0.3s ease;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }
    
    .video-container:hover {
      transform: scale(1);
    }
    
    .video-container iframe {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      border: none;
    }
    
    /* Video Trigger */
    .video-trigger-container {
      text-align: center;
      margin: 40px 0;
    }
    
    /* Features Grid */
    .features {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin: 40px 0;
    }
    
    .feature-card {
      background: var(--light);
      border-radius: 15px;
      padding: 30px;
      text-align: center;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
      transition: all 0.3s ease;
      border: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .feature-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
      border-color: rgba(230, 0, 0, 0.2);
    }
    
    .feature-icon {
      font-size: 3rem;
      color: var(--primary);
      margin-bottom: 25px;
    }
    
    .feature-card h3 {
      margin: 20px 0;
    }
    
    /* Bonus Section */
    .bonus-section {
      text-align: center;
      background: linear-gradient(135deg, #f8f8f8, #ffffff);
      padding: 40px;
      border-radius: 15px;
      margin: 50px 0;
      border: 3px dashed var(--primary);
    }
    
    .bonus-text {
      font-size: 1.5rem;
      font-weight: bold;
      color: var(--primary);
      margin-bottom: 20px;
    }
    
    /* CTA Section */
    .cta {
      text-align: center;
      background: linear-gradient(135deg, var(--primary), #b30000);
      color: var(--light);
      padding: 80px 30px;
      border-radius: 15px;
      margin: 60px 0;
    }
    
    .cta h2 {
      color: var(--light);
      margin-bottom: 25px;
    }
    
    .cta h2::after {
      background-color: var(--light);
    }
    
    .cta p {
      max-width: 800px;
      margin: 0 auto 40px;
      font-size: 1.3rem;
      opacity: 0.9;
    }
    
    /* Footer */
    footer {
      background: var(--dark);
      color: var(--light);
      text-align: center;
      padding: 60px 20px;
      margin-top: 80px;
    }
    
    .footer-links {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 30px;
      margin: 30px 0;
    }
    
    .footer-links a {
      color: var(--light);
      text-decoration: none;
      transition: color 0.3s ease;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.1rem;
    }
    
    .footer-links a:hover {
      color: var(--primary);
    }
    
    .social-icons {
      display: flex;
      justify-content: center;
      gap: 25px;
      margin: 30px 0;
    }
    
    .social-icon {
      width: 50px;
      height: 50px;
      background: rgba(255, 255, 255, 0.1);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
      font-size: 1.3rem;
    }
    
    .social-icon:hover {
      background: var(--primary);
      transform: translateY(-5px);
    }
    
    .copyright {
      margin-top: 30px;
      opacity: 0.7;
      font-size: 1rem;
    }
    
    /* Animations */
    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    .animate-up {
      animation: fadeInUp 1s ease forwards;
    }
    
    .delay-1 { animation-delay: 0.2s; }
    .delay-2 { animation-delay: 0.4s; }
    .delay-3 { animation-delay: 0.6s; }
    
    /* Responsive Adjustments */
    @media (max-width: 1200px) {
      .container {
        padding: 15px;
      }
    }
    
    @media (max-width: 992px) {
      .logo-title .tagline {
        display: none;
      }
      
      .hero h2 {
        font-size: 2.2rem;
      }
      
      .feature-card {
        padding: 25px;
      }
    }
    
    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      
      .logo-title h1 {
        font-size: 1.3rem;
      }
      
      .hero {
        padding: 60px 15px;
      }
      
      .hero h2 {
        font-size: 1.8rem;
      }
      
      .hero p {
        font-size: 1rem;
      }
      
      .btn {
        padding: 12px 24px;
        font-size: 15px;
      }
      
      section {
        padding: 30px 20px;
      }
      
      h2 {
        font-size: 1.8rem;
      }
      
      h3 {
        font-size: 1.4rem;
      }
      
      .features {
        grid-template-columns: 1fr;
      }
      
      .video-popup iframe {
        width: 95%;
        height: 60%;
      }
      
      .card-loader {
        width: 280px;
        height: 175px;
      }
    }
    
    @media (max-width: 576px) {
      .hero h2 {
        font-size: 1.6rem;
      }
      
      .btn-group {
        flex-direction: column;
        gap: 15px;
      }
      
      .btn {
        width: 100%;
      }
      
      .video-popup iframe {
        height: 40%;
      }
      
      .footer-links {
        flex-direction: column;
        gap: 15px;
      }
    }