:root {
   --primary-color: #4a6fa5;
   --secondary-color: #166088;
   --accent-color: #4fc3f7;
   --text-color: #333;
   --light-color: #f8f9fa;
   --dark-color: #343a40;
   --success-color: #28a745;
   --warning-color: #ffc107;
   --danger-color: #dc3545;
 }

 * {
   margin: 0;
   padding: 0;
   box-sizing: border-box;
   font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
 }

 body {
   color: var(--text-color);
   line-height: 1.6;
   overflow-x: hidden;
 }

 .container {
   width: 100%;
   max-width: 1200px;
   margin: 0 auto;
   padding: 0 20px;
 }

 /* Header styles */
 header {
   background-color: var(--primary-color);
   color: white;
   padding: 20px 0;
   position: fixed;
   width: 100%;
   top: 0;
   z-index: 1000;
   box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
   transition: all 0.3s ease;
 }

 header.scrolled {
   padding: 10px 0;
   background-color: rgba(74, 111, 165, 0.95);
 }

 .header-container {
   display: flex;
   justify-content: space-between;
   align-items: center;
 }

 .logo {
   font-size: 24px;
   font-weight: bold;
   display: flex;
   align-items: center;
 }

 .logo img {
   height: 40px;
   margin-right: 10px;
 }

 nav ul {
   display: flex;
   list-style: none;
 }

 nav ul li {
   margin-left: 30px;
 }

 nav ul li a {
   color: white;
   text-decoration: none;
   font-weight: 500;
   transition: color 0.3s;
   position: relative;
 }

 nav ul li a:hover {
   color: var(--accent-color);
 }

 nav ul li a::after {
   content: '';
   position: absolute;
   width: 0;
   height: 2px;
   background: var(--accent-color);
   bottom: -5px;
   left: 0;
   transition: width 0.3s;
 }

 nav ul li a:hover::after {
   width: 100%;
 }

 .burger {
   display: none;
   cursor: pointer;
 }

 .burger div {
   width: 25px;
   height: 3px;
   background-color: white;
   margin: 5px;
   transition: all 0.3s ease;
 }

 /* Hero section */
 .hero {
   background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/photo-1450101499163-c8848c66ca85.avif') no-repeat center center/cover;
   height: 100vh;
   display: flex;
   align-items: center;
   text-align: center;
   color: white;
   margin-top: 0;
   animation: fadeIn 1.5s ease-in-out;
 }

 .hero-content {
   max-width: 800px;
   margin: 0 auto;
   padding: 0 20px;
 }

 .hero h1 {
   font-size: 48px;
   margin-bottom: 20px;
   animation: slideUp 1s ease-out;
 }

 .hero p {
   font-size: 20px;
   margin-bottom: 30px;
   animation: slideUp 1.2s ease-out;
 }

 .btn {
   display: inline-block;
   background: var(--accent-color);
   color: white;
   padding: 12px 30px;
   border: none;
   border-radius: 50px;
   text-decoration: none;
   font-weight: bold;
   transition: all 0.3s;
   animation: fadeIn 2s ease-in-out;
 }

 .btn:hover {
   background: #3da8d8;
   transform: translateY(-3px);
   box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
 }

 /* Section styles */
 section {
   padding: 60px 0;
 }

 section:nth-child(even) {
   background-color: var(--light-color);
 }

 .section-title {
   text-align: center;
   margin-bottom: 50px;
   position: relative;
 }

 .section-title h2 {
   font-size: 36px;
   color: var(--primary-color);
   display: inline-block;
   padding-bottom: 15px;
 }

 .section-title h2::after {
   content: '';
   position: absolute;
   width: 80px;
   height: 3px;
   background: var(--accent-color);
   bottom: 0;
   left: 50%;
   transform: translateX(-50%);
 }

 /* About section */
 .about-content {
   display: flex;
   align-items: center;
   flex-wrap: wrap;
 }

 .about-text {
   flex: 1;
   min-width: 300px;
   padding-right: 30px;
 }

 .about-image {
   flex: 1;
   min-width: 300px;
   text-align: center;
 }

 .about-image img {
   max-width: 100%;
   border-radius: 10px;
   box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
   transition: transform 0.5s;
 }

 .about-image img:hover {
   transform: scale(1.03);
 }

 /* Risk factors section */
 .factors-container {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
   gap: 30px;
 }

 .factor-card {
   background: white;
   padding: 30px;
   border-radius: 10px;
   box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
   transition: transform 0.3s, box-shadow 0.3s;
 }

 .factor-card:hover {
   transform: translateY(-10px);
   box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
 }

 .factor-card i {
   font-size: 40px;
   color: var(--primary-color);
   margin-bottom: 20px;
   display: inline-block;
 }

 .factor-card h3 {
   margin-bottom: 15px;
   color: var(--secondary-color);
 }

 /* Gallery section */
 .gallery-container {
   margin-top: 50px;
 }

 .swiper-container {
   width: 100%;
   height: 400px;
   margin: 0 auto;
 }

 .swiper-slide {
   background-position: center;
   background-size: cover;
   display: flex;
   align-items: flex-end;
   overflow: hidden;
   border-radius: 10px;
 }

 .swiper-slide img {
   width: 100%;
   height: 100%;
   object-fit: cover;
   transition: transform 0.5s;
 }

 .swiper-slide:hover img {
   transform: scale(1.1);
 }

 .slide-content {
   position: absolute;
   bottom: 0;
   left: 0;
   right: 0;
   background: rgba(0, 0, 0, 0.7);
   color: white;
   padding: 20px;
   transform: translateY(100%);
   transition: transform 0.3s;
 }

 .swiper-slide:hover .slide-content {
   transform: translateY(0);
 }

 /* Testimonials section */
 .testimonials-container {
   max-width: 800px;
   margin: 0 auto;
 }

 .testimonial {
   background: white;
   padding: 30px;
   border-radius: 10px;
   box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
   margin-bottom: 30px;
   position: relative;
 }

 .testimonial::before {
   content: '"';
   font-size: 100px;
   color: rgba(74, 111, 165, 0.1);
   position: absolute;
   top: 10px;
   left: 20px;
   line-height: 1;
 }

 .testimonial-content {
   margin-bottom: 20px;
   font-style: italic;
   position: relative;
   z-index: 1;
 }

 .testimonial-author {
   display: flex;
   align-items: center;
 }

 .testimonial-author img {
   width: 60px;
   height: 60px;
   border-radius: 50%;
   object-fit: cover;
   margin-right: 15px;
 }

 .author-info h4 {
   margin-bottom: 5px;
   color: var(--primary-color);
 }

 .author-info p {
   color: #777;
   font-size: 14px;
 }

 /* FAQ section */
 .faq-container {
   max-width: 800px;
   margin: 0 auto;
 }

 .faq-item {
   margin-bottom: 20px;
   border: 1px solid #eee;
   border-radius: 8px;
   overflow: hidden;
   transition: all 0.3s;
 }

 .faq-question {
   padding: 20px;
   background: white;
   cursor: pointer;
   display: flex;
   justify-content: space-between;
   align-items: center;
   font-weight: 600;
   transition: background 0.3s;
 }

 .faq-question:hover {
   background: #f5f5f5;
 }

 .faq-question::after {
   content: '+';
   font-size: 24px;
   color: var(--primary-color);
 }

 .faq-item.active .faq-question::after {
   content: '-';
 }

 .faq-answer {
   padding: 0 20px;
   max-height: 0;
   overflow: hidden;
   transition: max-height 0.3s ease-out, padding 0.3s ease;
   background: #f9f9f9;
 }

 .faq-item.active .faq-answer {
   padding: 20px;
   max-height: 500px;
 }

 /* Book download section */
 .book-download {
   text-align: center;
   background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
   color: white;
   padding: 60px 20px;
   border-radius: 10px;
   box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
 }

 .book-download h2 {
   margin-bottom: 20px;
   font-size: 32px;
 }

 .book-download p {
   max-width: 700px;
   margin: 0 auto 30px;
   font-size: 18px;
 }

 .download-form {
   max-width: 500px;
   margin: 0 auto;
   display: flex;
   flex-wrap: wrap;
   justify-content: center;
 }

 .form-group {
   width: 100%;
   margin-bottom: 20px;
   text-align: left;
 }

 .form-group label {
   display: block;
   margin-bottom: 8px;
   font-weight: 500;
 }

 .form-group input {
   width: 100%;
   padding: 12px 15px;
   border: none;
   border-radius: 5px;
   font-size: 16px;
 }

 .download-btn {
   background: var(--accent-color);
   color: white;
   border: none;
   padding: 12px 30px;
   border-radius: 50px;
   font-weight: bold;
   cursor: pointer;
   transition: all 0.3s;
 }

 .download-btn:hover {
   background: #3da8d8;
   transform: translateY(-3px);
   box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
 }

 /* Contact section */
 .contact-container {
   display: flex;
   flex-wrap: wrap;
   gap: 30px;
 }

 .contact-info {
  margin: 0 auto;
   min-width: 300px;
 }

 .contact-info h3 {
   margin-bottom: 20px;
   color: var(--primary-color);
 }

 .contact-details {
   margin-bottom: 30px;
 }

 .contact-item {
   display: flex;
   align-items: flex-start;
   margin-bottom: 15px;
 }

 .contact-item i {
   font-size: 20px;
   color: var(--primary-color);
   margin-right: 15px;
   margin-top: 3px;
 }

 .contact-form {
   flex: 1;
   min-width: 300px;
 }

 .contact-form h3 {
   margin-bottom: 20px;
   color: var(--primary-color);
 }

 .contact-form .form-group {
   margin-bottom: 20px;
 }

 .contact-form textarea {
   width: 100%;
   padding: 12px 15px;
   border: 1px solid #ddd;
   border-radius: 5px;
   font-size: 16px;
   min-height: 150px;
   resize: vertical;
 }

 .submit-btn {
   background: var(--primary-color);
   color: white;
   border: none;
   padding: 12px 30px;
   border-radius: 5px;
   font-weight: bold;
   cursor: pointer;
   transition: all 0.3s;
 }

 .submit-btn:hover {
   background: var(--secondary-color);
 }

 /* Footer */
 footer {
   background: var(--dark-color);
   color: white;
   padding: 60px 0 20px;
 }

 .footer-container {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
   gap: 30px;
   margin-bottom: 40px;
 }

 .footer-col h3 {
   margin-bottom: 20px;
   font-size: 18px;
   position: relative;
   padding-bottom: 10px;
 }

 .footer-col h3::after {
   content: '';
   position: absolute;
   width: 50px;
   height: 2px;
   background: var(--accent-color);
   bottom: 0;
   left: 0;
 }

 .footer-col p {
   margin-bottom: 15px;
   opacity: 0.8;
 }

 .footer-links {
   list-style: none;
 }

 .footer-links li {
   margin-bottom: 10px;
 }

 .footer-links a {
   color: white;
   opacity: 0.8;
   text-decoration: none;
   transition: opacity 0.3s;
 }

 .footer-links a:hover {
   opacity: 1;
   color: var(--accent-color);
 }

 .social-links {
   display: flex;
   gap: 15px;
 }

 .social-links a {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   width: 40px;
   height: 40px;
   background: rgba(255, 255, 255, 0.1);
   border-radius: 50%;
   color: white;
   transition: all 0.3s;
 }

 .social-links a:hover {
   background: var(--accent-color);
   transform: translateY(-3px);
 }

 .footer-bottom {
   text-align: center;
   padding-top: 20px;
   border-top: 1px solid rgba(255, 255, 255, 0.1);
   font-size: 14px;
   opacity: 0.7;
 }

 /* Cookie banner */
 .cookie-banner {
   position: fixed;
   bottom: 0;
   left: 0;
   right: 0;
   background: var(--dark-color);
   color: white;
   padding: 20px;
   display: flex;
   flex-wrap: wrap;
   justify-content: space-between;
   align-items: center;
   z-index: 999;
   transform: translateY(100%);
   transition: transform 0.3s;
 }

 .cookie-banner.show {
   transform: translateY(0);
 }

 .cookie-text {
   flex: 1;
   min-width: 300px;
   margin-bottom: 15px;
 }

 .cookie-buttons {
   display: flex;
   gap: 10px;
 }

 .cookie-btn {
   padding: 8px 20px;
   border: none;
   border-radius: 5px;
   cursor: pointer;
   font-weight: 500;
   transition: all 0.3s;
 }

 .cookie-accept {
   background: var(--success-color);
   color: white;
 }

 .cookie-decline {
   background: transparent;
   color: white;
   border: 1px solid white;
 }

 .cookie-settings {
   background: transparent;
   color: var(--accent-color);
   border: none;
 }

 /* Animations */
 @keyframes fadeIn {
   from {
     opacity: 0;
   }

   to {
     opacity: 1;
   }
 }

 @keyframes slideUp {
   from {
     opacity: 0;
     transform: translateY(50px);
   }

   to {
     opacity: 1;
     transform: translateY(0);
   }
 }

 /* Responsive styles */
 @media (max-width: 992px) {
   .hero h1 {
     font-size: 40px;
   }

   .hero p {
     font-size: 18px;
   }

   .section-title h2 {
     font-size: 32px;
   }
 }

 @media (max-width: 1000px) {
   nav ul {
     position: fixed;
     top: 60px;
     left: -100%;
     width: 100%;
     height: calc(100vh - 80px);
     background: var(--primary-color);
     flex-direction: column;
     align-items: center;
     justify-content: flex-start;
     padding-top: 40px;
     transition: left 0.5s ease;
   }

   nav ul.active {
     left: 0;
   }

   nav ul li {
     margin: 15px 0;
   }

   .burger {
     display: block;
   }

   .burger.active div:nth-child(1) {
     transform: rotate(-45deg) translate(-5px, 6px);
   }

   .burger.active div:nth-child(2) {
     opacity: 0;
   }

   .burger.active div:nth-child(3) {
     transform: rotate(45deg) translate(-5px, -6px);
   }

   .hero h1 {
     font-size: 36px;
   }

   .hero p {
     font-size: 16px;
   }

   .section-title h2 {
     font-size: 28px;
   }

   .about-content {
     flex-direction: column;
   }

   .about-text {
     padding-right: 0;
     margin-bottom: 30px;
   }

   .swiper-container {
     height: 300px;
   }
 }

 @media (max-width: 576px) {
   .hero h1 {
     font-size: 32px;
   }

   .btn {
     padding: 10px 25px;
   }

   .section-title h2 {
     font-size: 24px;
   }

   .book-download h2 {
     font-size: 28px;
   }

   .book-download p {
     font-size: 16px;
   }

   .cookie-buttons {
     width: 100%;
     flex-direction: column;
   }

   .cookie-btn {
     width: 100%;
   }
 }

 .faq-answer ul{
  padding-left: 30px;
  margin: 15px 0;
 }