* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      font-family: 'Vazirmatn', Arial, sans-serif;
      line-height: 1.6;
      color: #333;
      direction: rtl;
      text-align: right;
    }
    
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    
    /* Header Styles */
    .top-bar {
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      color: white;
      padding: 8px 0;
      font-size: 14px;
    }
    
    .top-bar-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
    }
    
    .contact-info {
      display: flex;
      gap: 20px;
      align-items: center;
    }
    
    .contact-info span {
      display: flex;
      align-items: center;
      gap: 5px;
    }
    
    header {
      background: white;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    
    .header-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 0;
    }
    
    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 24px;
      font-weight: 700;
      color: #2563eb;
      text-decoration: none;
    }
    
    .logo-icon {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 20px;
    }
    
    nav ul {
      display: flex;
      list-style: none;
      gap: 30px;
      align-items: center;
    }
    
    nav a {
      text-decoration: none;
      color: #333;
      font-weight: 500;
      transition: color 0.3s;
      padding: 8px 16px;
      border-radius: 6px;
    }
    
    nav a:hover, nav a.active {
      color: #2563eb;
      background: #eff6ff;
    }
    
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
      color: #333;
    }
    
    /* Hero Section */
    .hero {
      background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
      color: white;
      padding: 80px 0;
      position: relative;
      overflow: hidden;
    }
    
    .hero::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.1"><circle cx="30" cy="30" r="4"/></g></svg>');
      opacity: 0.5;
    }
    
    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 800px;
      margin: 0 auto;
    }
    
    .hero h1 {
      font-size: 3.5rem;
      font-weight: 700;
      margin-bottom: 20px;
      line-height: 1.2;
    }
    
    .hero p {
      font-size: 1.2rem;
      margin-bottom: 30px;
      opacity: 0.9;
    }
    
    .cta-buttons {
      display: flex;
      gap: 20px;
      justify-content: center;
      flex-wrap: wrap;
      margin-top: 30px;
    }
    
    .btn {
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: 600;
      font-size: 16px;
      transition: all 0.3s;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: none;
      cursor: pointer;
    }
    
    .btn-primary {
      background: #ea580c;
      color: white;
    }
    
    .btn-primary:hover {
      background: #dc2626;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(234, 88, 12, 0.3);
    }
    
    .btn-secondary {
      background: rgba(255,255,255,0.2);
      color: white;
      border: 2px solid rgba(255,255,255,0.3);
    }
    
    .btn-secondary:hover {
      background: rgba(255,255,255,0.3);
      border-color: rgba(255,255,255,0.5);
    }
    
    /* Content Sections */
    .content-section {
      padding: 80px 0;
      background: white;
    }
    
    .content-section.alt-bg {
      background: #f8fafc;
    }
    
    .section-header {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 60px;
    }
    
    .section-header h2 {
      font-size: 2.5rem;
      font-weight: 700;
      color: #1f2937;
      margin-bottom: 20px;
    }
    
    .section-header p {
      font-size: 1.1rem;
      color: #6b7280;
      line-height: 1.8;
    }
    
    .content-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
      gap: 40px;
      margin-top: 40px;
    }
    
    .content-card {
      background: white;
      border-radius: 12px;
      padding: 30px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.08);
      transition: all 0.3s;
      border: 1px solid #f3f4f6;
    }
    
    .content-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 12px 35px rgba(0,0,0,0.15);
    }
    
    .content-icon {
      width: 60px;
      height: 60px;
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 24px;
      margin-bottom: 20px;
    }
    
    .content-card h3 {
      font-size: 1.3rem;
      font-weight: 600;
      color: #1f2937;
      margin-bottom: 15px;
    }
    
    .content-card p {
      color: #6b7280;
      line-height: 1.6;
      margin-bottom: 20px;
    }
    
    .content-features {
      list-style: none;
      margin-bottom: 25px;
    }
    
    .content-features li {
      padding: 5px 0;
      color: #4b5563;
      position: relative;
      padding-right: 20px;
    }
    
    .content-features li::before {
      content: '✓';
      position: absolute;
      right: 0;
      color: #059669;
      font-weight: 600;
    }
    
    /* Services Section */
    .services {
      padding: 80px 0;
      background: white;
    }
    
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    
    .service-card {
      background: white;
      border-radius: 12px;
      padding: 30px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.08);
      transition: all 0.3s;
      border: 1px solid #f3f4f6;
    }
    
    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 12px 35px rgba(0,0,0,0.15);
    }
    
    .service-icon {
      width: 60px;
      height: 60px;
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 24px;
      margin-bottom: 20px;
    }
    
    .service-card h3 {
      font-size: 1.3rem;
      font-weight: 600;
      color: #1f2937;
      margin-bottom: 15px;
    }
    
    .service-card p {
      color: #6b7280;
      line-height: 1.6;
      margin-bottom: 20px;
    }
    
    .service-features {
      list-style: none;
      margin-bottom: 25px;
    }
    
    .service-features li {
      padding: 5px 0;
      color: #4b5563;
      position: relative;
      padding-right: 20px;
    }
    
    .service-features li::before {
      content: '✓';
      position: absolute;
      right: 0;
      color: #059669;
      font-weight: 600;
    }
    
    /* Price Calculator */
    .price-calculator {
      padding: 80px 0;
      background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    }
    
    .calculator-container {
      background: white;
      border-radius: 16px;
      padding: 40px;
      box-shadow: 0 8px 30px rgba(0,0,0,0.1);
      max-width: 800px;
      margin: 0 auto;
    }
    
    .calculator-form {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-bottom: 30px;
    }
    
    .form-group {
      display: flex;
      flex-direction: column;
    }
    
    .form-group label {
      font-weight: 600;
      color: #374151;
      margin-bottom: 8px;
    }
    
    .form-group input,
    .form-group select {
      padding: 12px;
      border: 2px solid #e5e7eb;
      border-radius: 8px;
      font-size: 16px;
      transition: border-color 0.3s;
    }
    
    .form-group input:focus,
    .form-group select:focus {
      outline: none;
      border-color: #2563eb;
    }
    
    .price-result {
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      color: white;
      padding: 25px;
      border-radius: 12px;
      text-align: center;
      margin-top: 20px;
    }
    
    .logo-img {
      width: 40px; /* or your desired size */
      height: auto;
      margin-left: 10px; /* Space between the image and text (adjust for RTL) */
    }

    .price-result h3 {
      font-size: 1.5rem;
      margin-bottom: 10px;
    }
    
    .price-amount {
      font-size: 2.5rem;
      font-weight: 700;
      margin-bottom: 15px;
    }
    
    /* Portfolio */
    .portfolio {
      padding: 80px 0;
      background: white;
    }
    
    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }
    
    .portfolio-item {
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 4px 20px rgba(0,0,0,0.1);
      transition: transform 0.3s;
    }
    
    .portfolio-item:hover {
      transform: scale(1.02);
    }
    
    .portfolio-item img {
      width: 100%;
      height: 250px;
      object-fit: cover;
    }
    
    .portfolio-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      background: linear-gradient(transparent, rgba(0,0,0,0.8));
      color: white;
      padding: 20px;
    }
    
    /* Testimonials */
    .testimonials {
      padding: 80px 0;
      background: #f8fafc;
    }
    
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
    
    .testimonial-card {
      background: white;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.08);
      position: relative;
    }
    
    .testimonial-quote {
      font-size: 60px;
      color: #2563eb;
      opacity: 0.3;
      position: absolute;
      top: 15px;
      right: 20px;
    }
    
    .testimonial-text {
      font-style: italic;
      color: #4b5563;
      line-height: 1.6;
      margin-bottom: 20px;
      position: relative;
      z-index: 2;
    }
    
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    
    .author-avatar {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-weight: 600;
    }
    
    .author-info h4 {
      font-weight: 600;
      color: #1f2937;
    }
    
    .author-info p {
      color: #6b7280;
      font-size: 14px;
    }
    
    /* FAQ */
    .faq {
      padding: 80px 0;
      background: white;
    }
    
    .faq-container {
      max-width: 800px;
      margin: 0 auto;
    }
    
    .faq-item {
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      margin-bottom: 15px;
    }
    
    .faq-question {
      width: 100%;
      padding: 20px;
      background: none;
      border: none;
      text-align: right;
      font-weight: 600;
      font-size: 16px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    
    .faq-answer {
      padding: 0 20px 20px;
      color: #6b7280;
      line-height: 1.6;
      display: none;
    }
    
    .faq-answer.active {
      display: block;
    }
    
    /* Contact */
    .contact {
      padding: 80px 0;
      background: linear-gradient(135deg, #2563eb, #1d4ed8);
      color: white;
    }
    
    .contact-content {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    
    .contact-info h2 {
      font-size: 2.5rem;
      margin-bottom: 20px;
    }
    
    .contact-info p {
      font-size: 1.1rem;
      opacity: 0.9;
      margin-bottom: 30px;
    }
    
    .contact-details {
      list-style: none;
    }
    
    .contact-details li {
      display: flex;
      align-items: center;
      gap: 15px;
      margin-bottom: 15px;
      font-size: 16px;
    }
    
    .contact-form {
      background: rgba(255,255,255,0.1);
      padding: 30px;
      border-radius: 12px;
      backdrop-filter: blur(10px);
    }
    
    .contact-form input,
    .contact-form textarea {
      width: 100%;
      padding: 12px;
      margin-bottom: 20px;
      border: 1px solid rgba(255,255,255,0.3);
      border-radius: 8px;
      background: rgba(255,255,255,0.1);
      color: white;
      font-family: inherit;
    }
    
    .contact-form input::placeholder,
    .contact-form textarea::placeholder {
      color: rgba(255,255,255,0.7);
    }
    
    /* Footer */
    footer {
      background: #1f2937;
      color: white;
      padding: 60px 0 20px;
    }
    
    .footer-content {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 40px;
      margin-bottom: 40px;
    }
    
    .footer-section h3 {
      font-size: 1.3rem;
      margin-bottom: 20px;
      color: #f9fafb;
    }
    
    .footer-section p,
    .footer-section li {
      color: #d1d5db;
      line-height: 1.6;
      margin-bottom: 10px;
    }
    
    .footer-section ul {
      list-style: none;
    }
    
    .footer-section a {
      color: #d1d5db;
      text-decoration: none;
      transition: color 0.3s;
    }
    
    .footer-section a:hover {
      color: #2563eb;
    }
    
    .footer-bottom {
      border-top: 1px solid #374151;
      padding-top: 20px;
      text-align: center;
      color: #9ca3af;
    }
    
    /* WhatsApp Float Button */
    .whatsapp-float {
      position: fixed;
      bottom: 20px;
      left: 20px;
      width: 60px;
      height: 60px;
      background: #25d366;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
      z-index: 1000;
      transition: transform 0.3s;
      text-decoration: none;
      animation: pulse 2s infinite;
    }
    
    .whatsapp-float:hover {
      transform: scale(1.1);
    }
    
    .whatsapp-float i {
      color: white;
      font-size: 24px;
    }
    
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
      70% { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
      100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
    }
    
    /* Responsive Design */
    @media (max-width: 768px) {
      .hero h1 {
        font-size: 2.5rem;
      }
      
      .section-header h2 {
        font-size: 2rem;
      }
      
      .cta-buttons {
        flex-direction: column;
        align-items: center;
      }
      
      .calculator-form {
        grid-template-columns: 1fr;
      }
      
      .contact-content {
        grid-template-columns: 1fr;
      }
      
      nav {
        display: none;
      }
      
      .mobile-menu-toggle {
        display: block;
      }
      
      .top-bar-content {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
      
      .contact-info {
        flex-direction: column;
        gap: 10px;
      }
    }
    
    @media (max-width: 480px) {
      .hero {
        padding: 60px 0;
      }
      
      .hero h1 {
        font-size: 2rem;
      }
      
      .content-section, .services, .portfolio, .testimonials, .faq, .contact {
        padding: 60px 0;
      }
      
      .service-card, .testimonial-card {
        padding: 20px;
      }
      
      .calculator-container {
        padding: 25px;
      }
      
      .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 15px;
        left: 15px;
      }
      
      .whatsapp-float i {
        font-size: 20px;
      }
    }