body {
      box-sizing: border-box;
    }
    
    * {
      font-family: 'Inter', sans-serif;
    }
    
    h1, h2, h3, h4, h5, h6, .heading-font {
      font-family: 'Space Grotesk', sans-serif;
    }
    
    .hero-pattern {
      background-image: 
        linear-gradient(135deg, rgba(37, 99, 235, 0.03) 25%, transparent 25%),
        linear-gradient(225deg, rgba(37, 99, 235, 0.03) 25%, transparent 25%),
        linear-gradient(45deg, rgba(37, 99, 235, 0.03) 25%, transparent 25%),
        linear-gradient(315deg, rgba(37, 99, 235, 0.03) 25%, transparent 25%);
      background-position: 0 0, 20px 0, 20px -20px, 0 20px;
      background-size: 40px 40px;
    }
    
    .card-hover {
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .card-hover:hover {
      transform: translateY(-8px);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    }
    
    .step-card {
      position: relative;
      transition: all 0.3s ease;
    }
    
    .step-card::after {
      content: '→';
      position: absolute;
      right: -30px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 2rem;
      color: #2563EB;
      opacity: 0.3;
    }
    
    .step-card:last-child::after {
      display: none;
    }
    
    @media (max-width: 768px) {
      .step-card::after {
        content: '↓';
        right: 50%;
        top: auto;
        bottom: -30px;
        transform: translateX(50%);
      }
    }
    
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.5rem 1rem;
      border-radius: 20px;
      font-size: 0.875rem;
      font-weight: 600;
    }
    
    .status-sent {
      background: #EFF6FF;
      color: #2563EB;
    }
    
    .status-progress {
      background: #FEF3C7;
      color: #D97706;
    }
    
    .status-completed {
      background: #D1FAE5;
      color: #059669;
    }
    
    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      animation: pulse 2s infinite;
    }
    
    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.5; }
    }
    
    .mail-icon {
      transition: all 0.4s ease;
    }
    
    .card-hover:hover .mail-icon {
      transform: translateY(-5px) rotate(5deg);
    }
    
    .fade-in-up {
      animation: fadeInUp 0.8s ease forwards;
      opacity: 0;
    }
    
    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    .delay-1 { animation-delay: 0.1s; }
    .delay-2 { animation-delay: 0.2s; }
    .delay-3 { animation-delay: 0.3s; }
    .delay-4 { animation-delay: 0.4s; }
    .delay-5 { animation-delay: 0.5s; }
    .delay-6 { animation-delay: 0.6s; }
    
    .modal-backdrop {
      background: rgba(0, 0, 0, 0.6);
      backdrop-filter: blur(8px);
    }
    
    .btn-primary {
      background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
      box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
      transition: all 0.3s ease;
    }
    
    .btn-primary:hover {
      box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
      transform: translateY(-2px);
    }
    
    .btn-secondary {
      background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
      box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
      transition: all 0.3s ease;
    }
    
    .btn-secondary:hover {
      box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
      transform: translateY(-2px);
    }
    
    .loading-spinner {
      border: 3px solid rgba(255, 255, 255, 0.3);
      border-radius: 50%;
      border-top-color: white;
      width: 30px;
      height: 30px;
      animation: spin 0.8s linear infinite;
    }
    
    @keyframes spin {
      to { transform: rotate(360deg); }
    }
    
    .service-icon-wrapper {
      width: 70px;
      height: 70px;
      border-radius: 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2rem;
      transition: all 0.3s ease;
    }
    
    .input-field {
      transition: all 0.3s ease;
    }
    
    .input-field:focus {
      border-color: #2563EB;
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
      outline: none;
    }
    
    .nav-link {
      position: relative;
      transition: color 0.3s ease;
    }
    
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: -5px;
      left: 0;
      width: 0;
      height: 2px;
      background: #2563EB;
      transition: width 0.3s ease;
    }
    
    .nav-link:hover::after {
      width: 100%;
    }
    
    .filter-btn {
      transition: all 0.3s ease;
      position: relative;
    }
    
    .filter-btn.active {
      background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
      color: white;
    }
    
    .request-card {
      background: white;
      border: 2px solid #E5E7EB;
      border-radius: 12px;
      padding: 1.5rem;
      transition: all 0.3s ease;
    }
    
    .request-card:hover {
      border-color: #2563EB;
      box-shadow: 0 8px 25px rgba(37, 99, 235, 0.1);
    }