:root {
  --primary-color: #0d6efd;
  --secondary-color: #6c757d;
  --accent-color: #20c997;
  --light-color: #f8f9fa;
  --dark-color: #212529;
  --success-color: #198754;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --info-color: #0dcaf0;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --border-radius: 8px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

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

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--dark-color);
  background-color: #f5f8fa;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

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

a:hover {
  color: #0a58ca;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.header {
  background-color: white;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 40px;
  margin-right: 0.5rem;
}

.logo h1 {
  font-size: 1.5rem;
  margin-bottom: 0;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 1.5rem;
}

.nav-links a {
  color: var(--dark-color);
  font-weight: 500;
  padding: 0.5rem;
  border-radius: var(--border-radius);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
  background-color: rgba(13, 110, 253, 0.05);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-color);
}

.hero {
  background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('images/1.jpg');
  background-size: cover;
  background-position: center;
  color: white;
  text-align: center;
  padding: 5rem 1rem;
  margin-bottom: 3rem;
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: white;
}

.hero p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

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

.btn-primary:hover {
  background-color: #0a58ca;
  color: white;
}

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

.btn-secondary:hover {
  background-color: #5a6268;
  color: white;
}

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

.btn-success:hover {
  background-color: #146c43;
  color: white;
}

.section {
  padding: 3rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.post-card {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.post-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.post-content {
  padding: 1.5rem;
}

.post-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.post-meta {
  color: var(--secondary-color);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.post-excerpt {
  margin-bottom: 1rem;
}

.single-post {
  max-width: 800px;
  margin: 0 auto;
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.post-header {
  margin-bottom: 2rem;
}

.post-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.post-image-full {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: 2rem;
}

.post-content-full {
  font-size: 1.1rem;
  line-height: 1.8;
}

.post-content-full p,
.post-content-full ul,
.post-content-full ol {
  margin-bottom: 1.5rem;
}

.post-content-full h2,
.post-content-full h3 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.about-section {
  background-color: white;
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.team-member {
  text-align: center;
}

.team-member img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.team-member h3 {
  margin-bottom: 0.25rem;
}

.team-member p {
  color: var(--secondary-color);
}

.team-social {
  display: flex;
  justify-content: center;
  margin-top: 1rem;
}

.team-social a {
  color: var(--secondary-color);
  margin: 0 0.5rem;
  font-size: 1.2rem;
}

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

.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.info-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-right: 1rem;
  width: 30px;
  text-align: center;
}

.contact-form {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

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

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

.form-control {
  width: 100%;
  padding: 0.75rem;
  font-size: 1rem;
  border: 1px solid #ced4da;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

.footer {
  background-color: var(--dark-color);
  color: white;
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-logo img {
  height: 40px;
  margin-bottom: 1rem;
}

.footer-about {
  margin-right: 2rem;
}

.footer-links h3,
.footer-social h3,
.footer-newsletter h3 {
  color: white;
  margin-bottom: 1.25rem;
  font-size: 1.2rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
  color: white;
}

.social-links {
  display: flex;
  margin-top: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  margin-right: 0.75rem;
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--primary-color);
}

.newsletter-form {
  display: flex;
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem;
  border: none;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.newsletter-form button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0 1.25rem;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  cursor: pointer;
  transition: var(--transition);
}

.newsletter-form button:hover {
  background-color: #0a58ca;
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

.footer-bottom p {
  margin-bottom: 0.5rem;
}

.cookies-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: white;
  padding: 1rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cookies-content {
  flex: 1;
}

.cookies-buttons {
  display: flex;
  gap: 0.5rem;
}

.error-section {
  text-align: center;
  margin: 5rem auto;
  max-width: 600px;
}

.error-section h1 {
  font-size: 6rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.error-section h2 {
  margin-bottom: 1.5rem;
}

.beginner-mistakes,
.interesting-facts {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--box-shadow);
}

.beginner-mistakes h3,
.interesting-facts h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-color);
}

.beginner-mistakes ul,
.interesting-facts ul {
  list-style-type: none;
}

.beginner-mistakes li,
.interesting-facts li {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
}

.beginner-mistakes li:before,
.interesting-facts li:before {
  content: '✓';
  color: var(--accent-color);
  position: absolute;
  left: 0;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  max-width: 500px;
  width: 90%;
  text-align: center;
  position: relative;
}

.close-modal {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--secondary-color);
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .contact-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: white;
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    transition: var(--transition);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .nav-links li {
    margin: 1rem 0;
  }
  
  .hero h2 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .post-header h1 {
    font-size: 2rem;
  }
  
  .post-image-full {
    height: 250px;
  }
}