/* Variables */
:root {
  --primary: #006064;      /* темно-бірюзовий */
  --secondary: #00acc1;    /* бірюзовий */
  --accent: #ff6f00;       /* яскраво-оранжевий */
  --light: #f5f7fa;        /* світло-сірий */
  --dark: #263238;         /* темно-синьо-сірий */
  --text: #333333;         /* темно-сірий */
  --text-light: #f5f7fa;   /* світло-сірий */
  --border: #e0e0e0;       /* світло-сірий */
  --shadow: rgba(0, 0, 0, 0.1); /* прозорий чорний */
  --success: #26a69a;      /* зелено-бірюзовий */
  --error: #e74c3c;        /* червоний */
  --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
  --transition: all 0.3s ease;
}

  /* Base Styles */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    font-family: 'Roboto', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background-color: var(--light);
  }

  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 0;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    color: var(--dark);
    margin-bottom: 1rem;
  }

  h1 {
    font-size: 3rem;
    font-weight: 700;
  }

  h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
  }

  h2:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--accent);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
  }

  h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
  }

  a {
    color: var(--secondary);
    text-decoration: none;
    transition: var(--transition);
  }

  a:hover {
    color: var(--primary);
  }

  img {
    max-width: 100%;
    height: auto;
  }

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
  }

  /* Button Styles */
  .btn-primary, .btn-cta, .btn-submit {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1.1rem;
  }

  .btn-primary {
    background-color: var(--primary);
    color: var(--light);
  }

  .btn-primary:hover {
    background-color: var(--secondary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px var(--shadow);
  }

  .btn-cta {
    background-color: var(--accent);
    color: var(--dark);
    font-size: 1.2rem;
    padding: 1.2rem 2.5rem;
  }

  .btn-cta:hover {
    background-color: #e67e22;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px var(--shadow);
  }

  .btn-submit {
    background: var(--gradient);
    color: var(--light);
    width: 100%;
    margin-top: 1rem;
  }

  .btn-submit:hover {
    opacity: 0.9;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px var(--shadow);
  }

  /* Section Backgrounds */
  section {
    position: relative;
  }

  .bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    opacity: 0.85;
  }

  /* Hero Section */
  .hero {
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    color: var(--light);
  }

  .hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: -1;
  }

  .hero-content {
    max-width: 800px;
    padding: 2rem;
    z-index: 1;
  }

  .hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--light);
  }

  .hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--light);
  }

  /* Features Section */
  .features {
    background-color: var(--light);
    padding: 5rem 0;
  }

  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
  }

  .feature-card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 15px var(--shadow);
    transition: var(--transition);
  }

  .feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px var(--shadow);
  }

  .feature-card i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
  }

  /* Process Section */
  .process {
    background-color: #f9f9f9;
    padding: 5rem 0;
  }

  .process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
  }

  .process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    height: 100%;
    width: 4px;
    background: var(--primary);
  }

  .process-step {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 60px;
  }

  .step-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    z-index: 1;
  }

  .step-content {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px var(--shadow);
  }

  /* Benefits Section */
  .benefits {
    position: relative;
    color: var(--light);
    padding: 5rem 0;
  }

  .benefits::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(14, 52, 75, 0.9);
    z-index: -1;
  }

  .benefits h2 {
    color: var(--light);
  }

  .benefits-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    z-index: 1;
    position: relative;
  }

  .benefit-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition);
  }

  .benefit-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.2);
  }

  .benefit-card i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
  }

  .benefit-card h3 {
    color: var(--light);
  }

  .benefit-card p {
    color: var(--light);
    opacity: 0.9;
  }

  /* Testimonials Section */
  .testimonials {
    background-color: var(--light);
    padding: 5rem 0;
  }

  .testimonial-slider {
    display: flex;
    overflow-x: hidden;
    scroll-behavior: smooth;
    margin-bottom: 2rem;
  }

  .testimonial-card {
    flex: 0 0 100%;
    background: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px var(--shadow);
    margin-right: 2rem;
    position: relative;
  }

  .quote-icon {
    font-size: 2rem;
    color: var(--primary);
    opacity: 0.2;
    margin-bottom: 1rem;
  }

  .testimonial-text {
    font-style: italic;
    margin-bottom: 2rem;
  }

  .client-info {
    display: flex;
    align-items: center;
  }

  .client-info img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 1rem;
  }

  .client-info h4 {
    margin-bottom: 0.2rem;
    font-size: 1.2rem;
  }

  .client-info p {
    margin-bottom: 0;
    color: #777;
    font-size: 0.9rem;
  }


  /* About Section */
  .about {
    background-color: #f9f9f9;
    padding: 5rem 0;
  }

  .about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .about-values {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .value-item {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 5px 15px var(--shadow);
  }

  .value-item i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
  }

  /* FAQ Section */
  .faq {
    background-color: var(--light);
    padding: 5rem 0;
  }

  .faq-container {
    max-width: 800px;
    margin: 0 auto;
  }

  .faq-item {
    margin-bottom: 1.5rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow);
  }

  .faq-question {
    background: white;
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .faq-question h3 {
    margin-bottom: 0;
    font-size: 1.2rem;
  }

  .faq-question i {
    font-size: 1.2rem;
    color: var(--primary);
    transition: var(--transition);
  }

  .faq-answer {
    background: #f9f9f9;
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
  }

  .faq-item.active .faq-answer {
    padding: 1.5rem;
    max-height: 500px;
  }

  .faq-item.active .faq-question i {
    transform: rotate(45deg);
  }

  /* CTA Section */
  .cta {
    position: relative;
    color: var(--light);
    padding: 5rem 0;
    text-align: center;
  }

  .cta::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: -1;
  }

  .cta-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }

  .cta h2 {
    color: var(--light);
    font-size: 2.8rem;
  }

  .cta p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
  }

  /* Contact Section */
  .contact {
    background-color: #f9f9f9;
    padding: 5rem 0;
  }

  .contact-container {
    max-width: 600px;
    margin: 0 auto;
  }

  form {
    background: white;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 30px var(--shadow);
  }

  .form-group {
    margin-bottom: 1.5rem;
  }

  .full-width {
    grid-column: 1 / -1;
  }

  label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
  }

  input, select, textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border);
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
  }

  input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    outline: none;
  }

  .privacy-check {
    display: flex;
    align-items: flex-start;
  }

  .privacy-check input {
    width: auto;
    margin-top: 0.3rem;
    margin-right: 0.8rem;
  }

  /* Responsive Styles */
  @media (max-width: 991px) {
    h1 {
      font-size: 2.5rem;
    }

    h2 {
      font-size: 2rem;
    }

    .about-content {
      grid-template-columns: 1fr;
    }

    .about-values {
      margin-top: 2rem;
    }
  }

  @media (max-width: 767px) {
    .container {
      width: 95%;
      padding: 3rem 0;
    }

    h1 {
      font-size: 2rem;
    }

    h2 {
      font-size: 1.8rem;
      margin-bottom: 2rem;
    }

    .hero {
      min-height: 500px;
    }

    .hero p {
      font-size: 1.2rem;
    }

    .features-grid, .benefits-container {
      grid-template-columns: 1fr;
    }

    .process-step {
      padding-left: 50px;
    }

    .testimonial-card {
      padding: 1.5rem;
    }

    form {
      padding: 1.5rem;
    }
  }