:root {
      --bs-primary: #3A5FCD;
      --bs-primary-rgb: 58, 95, 205;
      --bs-secondary: #F28C29;
      --bs-secondary-rgb: 242, 140, 41;
      --bs-accent: #E94E77;
      --bs-background: #FAFAFA;
      --bs-text: #2E2E2E;
      --bs-text-secondary: #6E6E6E;
      --bs-primary-light: #739FF7;
      --bs-primary-dark: #2447A0;
    }

    body {
      background-color: var(--bs-background);
      color: var(--bs-text);
      font-family: 'Poppins', sans-serif;
    }

    h1, h2, h3, h4, h5, h6 {
      font-family: 'Montserrat', sans-serif;
      font-weight: 700;
    }

    .navbar {
      transition: background-color 0.3s ease-in-out;
    }

    .navbar-scrolled {
      background-color: rgba(255, 255, 255, 0.95);
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    }

    .section-padding {
      padding: 100px 0;
    }
    
    .hero-intro {
      background: linear-gradient(rgba(46, 46, 46, 0.7), rgba(46, 46, 46, 0.7)), url('images/hero-dijital-sanat-istanbul-1280x768.jpeg') no-repeat center center;
      background-size: cover;
      height: 100vh;
      display: flex;
      align-items: center;
      color: white;
    }

    .hero-intro h1 {
      font-size: 3.5rem;
      font-weight: 800;
      text-shadow: 2px 2px 8px rgba(0,0,0,0.6);
    }
    
    .hero-intro p {
      font-size: 1.25rem;
      max-width: 700px;
      margin: 1rem auto 2rem;
    }

    .btn-primary {
      background-color: var(--bs-primary);
      border-color: var(--bs-primary);
      padding: 12px 30px;
      font-weight: 600;
      transition: all 0.3s ease;
    }

    .btn-primary:hover {
      background-color: var(--bs-primary-dark);
      border-color: var(--bs-primary-dark);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background-color: var(--bs-secondary);
      border-color: var(--bs-secondary);
      color: white;
      padding: 12px 30px;
      font-weight: 600;
      transition: all 0.3s ease;
    }

    .btn-secondary:hover {
      background-color: #B96514;
      border-color: #B96514;
      transform: translateY(-2px);
    }

    .section-title {
      color: var(--bs-primary-dark);
      margin-bottom: 1rem;
    }

    .section-subtitle {
      color: var(--bs-text-secondary);
      margin-bottom: 3rem;
    }

    .feature-card {
      background-color: #ffffff;
      border: none;
      border-radius: 15px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.07);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      overflow: hidden;
      height: 100%;
    }

    .feature-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 15px 40px rgba(58, 95, 205, 0.15);
    }

    .feature-icon {
      font-size: 3rem;
      color: var(--bs-primary);
      margin-bottom: 1.5rem;
      display: inline-block;
    }

    .testimonial-card {
      background-color: #ffffff;
      border-left: 5px solid var(--bs-primary);
      padding: 2rem;
      border-radius: 8px;
      box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    }

    .testimonial-card .author {
      font-weight: 600;
      color: var(--bs-primary-dark);
    }
    
    .testimonial-card .company {
      color: var(--bs-text-secondary);
      font-size: 0.9rem;
    }
    
    .tech-section {
      background-color: #2E2E2E;
      color: var(--bs-background);
    }

    .tech-section h2, .tech-section h3 {
      color: #ffffff;
    }
    
    .tech-section p, .tech-section .text-muted {
       color: #D3D3D3 !important;
    }

    .tech-icon {
      font-size: 2.5rem;
      color: var(--bs-secondary);
    }

    .contact-form {
      background: white;
      padding: 2.5rem;
      border-radius: 15px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.07);
    }

    .contact-info {
      list-style: none;
      padding-left: 0;
    }
    
    .contact-info li {
      display: flex;
      align-items: flex-start;
      margin-bottom: 1.5rem;
    }
    
    .contact-info i {
      font-size: 1.5rem;
      color: var(--bs-primary);
      margin-right: 1rem;
      width: 30px;
      text-align: center;
    }

    .cookie-banner {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background-color: var(--bs-primary-dark);
      color: white;
      padding: 1rem;
      z-index: 1050;
      display: none;
      align-items: center;
      justify-content: space-between;
    }

    .cookie-banner p {
      margin: 0;
      font-size: 0.9rem;
    }