* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #3366ff 0%, #667eea 100%);
    color: #333;
    overflow-x: hidden;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }
  
  /* Header */
  header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
  }
  
  nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
  }
  
  .logo {
    display: flex;
    align-items: center;
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--primary-color);
    text-decoration: none;
  }
  
  .logo img {
    width: 2.5rem;
    height: 2.5rem;
    margin-right: 0.5rem;
  }
  
  .logo-text {
    font-size: 2rem;
    font-weight: bold;
    background: linear-gradient(45deg, #3366ff, #667eea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  
  .nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
  }
  
  .nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
  }
  
  .nav-links a:hover {
    color: #3366ff;
  }
  
  .cta-button {
    background: linear-gradient(45deg, #3366ff, #667eea);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
  }
  
  .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
  }
  
  /* Hero Section */
  .hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #3366ff 0%, #667eea 100%);
    color: white;
  }
  
  .hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    padding-top: 80px;
  }
  
  .hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease;
  }
  
  .hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
  }
  
  .hero-visual {
    position: relative;
    animation: fadeInRight 1s ease 0.6s both;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .phone-mockup {
    width: 280px;
    height: 580px;
    background: #000;
    border-radius: 40px;
    position: relative;
    box-shadow: 0 0 0 2px #1f1f1f, 0 0 0 4px #000,
      0 20px 60px rgba(0, 0, 0, 0.4);
    padding: 8px;
    z-index: 3;
  }
  
  .phone-mockup-2 {
    width: 280px;
    height: 580px;
    background: #000;
    border-radius: 40px;
    position: absolute;
    top: 40px;
    right: -40px;
    box-shadow: 0 0 0 2px #1f1f1f, 0 0 0 4px #000,
      0 10px 30px rgba(0, 0, 0, 0.25);
    padding: 8px;
    z-index: 1;
    opacity: 0.6;
  }
  
  .screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 32px;
    position: relative;
    overflow: hidden;
  }
  
  .screenshot-container {
    width: 100%;
    height: 100%;
    border-radius: 32px;
    overflow: hidden;
    position: relative;
  }
  
  .uploaded-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 32px;
  }
  
  /* Improved App Store Buttons */
  .app-store-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: start;
    margin-top: 2rem;
    animation: fadeInUp 1s ease 0.6s both;
  }
  
  .store-button {
    display: inline-block;
    transition: all 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
  }
  
  .store-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }
  
  .store-btn {
    background: linear-gradient(145deg, #000, #1a1a1a);
    color: white;
    padding: 12px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
      sans-serif;
    border: 1px solid #333;
    min-width: 160px;
    height: 56px;
    transition: all 0.3s ease;
  }
  
  .store-btn:hover {
    background: linear-gradient(145deg, #1a1a1a, #333);
    border-color: #555;
  }
  
  .store-icon {
    font-size: 28px;
    color: white;
    flex-shrink: 0;
  }
  
  .store-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
  }
  
  .store-text-small {
    font-size: 10px;
    opacity: 0.8;
    font-weight: 400;
  }
  
  .store-text-large {
    font-size: 16px;
    font-weight: 600;
    margin-top: 1px;
  }
  
  /* Features Section */
  .features {
    padding: 100px 0;
    background: white;
  }
  
  .section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 3rem;
    color: #333;
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
  }
  
  .feature-card {
    background: linear-gradient(145deg, #f8f9ff, #e8eeff);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
  }
  
  .feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
  }
  
  .feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #3366ff, #667eea);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: white;
  }
  
  .feature-icon i {
    color: white;
  }
  
  .feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
  }
  
  .feature-card p {
    color: #666;
    line-height: 1.6;
  }
  
  /* How it Works */
  .how-it-works {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  }
  
  .steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
  }
  
  .step {
    text-align: center;
    position: relative;
  }
  
  .step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #3366ff, #667eea);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
  }
  
  .step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
  }
  
  /* Footer */
  footer {
    background: #1a1a2e;
    color: white;
    padding: 3rem 0;
    text-align: center;
  }
  
  .footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
  }
  
  .footer-section h3 {
    margin-bottom: 1rem;
    color: #3366ff;
  }
  
  .footer-section a {
    color: #ccc;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
  }
  
  .footer-section a:hover {
    color: #3366ff;
  }
  
  /* Animations */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  @keyframes fadeInRight {
    from {
      opacity: 0;
      transform: translateX(30px);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  @keyframes float {
    0%,
    100% {
      transform: translateY(0px);
    }
    50% {
      transform: translateY(-20px);
    }
  }
  
  /* Responsive Design - Mobile Optimization */
  @media (max-width: 768px) {
    .nav-links {
      display: none;
    }
  
    .hero-content {
      grid-template-columns: 1fr;
      text-align: center;
      gap: 3rem;
    }
  
    .hero-text h1 {
      font-size: 2.5rem;
    }
  
    .hero-text p {
      font-size: 1.1rem;
    }
  
    /* Mobile phone mockup layout */
    .hero-visual {
      position: relative;
      height: 400px;
      margin: 2rem 0;
    }
  
    .phone-mockup {
      width: 200px;
      height: 400px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }
  
    .phone-mockup-2 {
      width: 180px;
      height: 360px;
      position: absolute;
      top: 20px;
      right: 20px;
      opacity: 0.4;
      z-index: 1;
    }
  
    .app-store-buttons {
      flex-direction: column;
      align-items: center;
      gap: 1rem;
    }
  
    .store-btn {
      min-width: 200px;
      justify-content: center;
    }
  
    .hero {
      padding: 100px 0 50px;
    }
  
    .section-title {
      font-size: 2rem;
    }
  
    .features-grid {
      grid-template-columns: 1fr;
      gap: 2rem;
    }
  }
  
  @media (max-width: 480px) {
    .container {
      padding: 0 15px;
    }
  
    .hero-text h1 {
      font-size: 2rem;
    }
  
    .hero-text p {
      font-size: 1rem;
    }
  
    /* Extra small mobile optimization */
    .hero-visual {
      height: 350px;
    }
  
    .phone-mockup {
      width: 160px;
      height: 320px;
    }
  
    .phone-mockup-2 {
      width: 140px;
      height: 280px;
      top: 35px;
      right: 15px;
    }
  
    .store-btn {
      min-width: 180px;
      height: 52px;
      padding: 10px 20px;
    }
  
    .store-text-large {
      font-size: 14px;
    }
  
    .store-text-small {
      font-size: 9px;
    }
  
    .store-icon {
      font-size: 24px;
    }
  }