:root {
  --color-steel: #8A8D91;
  --color-cyan: #4ABDAC;
  --color-mustard: #E0C07E;
  --color-dark-slate: #2C2F33;
  --color-white: #FFFFFF;
  --color-light-grey: #F5F5F5;
  --color-medium-grey: #D8D8D8;
  --spacing-unit: 20px;
  --container-width: 1580px;
  --gutter-width: 100px;
  --section-spacing: 140px;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Source Sans Pro', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-dark-slate);
  background-color: var(--color-white);
  line-height: 1.72;
  font-size: 18px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-dark-slate);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-unit);
}

h1 {
  font-size: 48px;
  font-weight: 800;
}

h2 {
  font-size: 36px;
  font-weight: 800;
  margin-top: calc(var(--spacing-unit) * 2);
  margin-bottom: calc(var(--spacing-unit) * 1.5);
}

h3 {
  font-size: 28px;
  font-weight: 700;
}

p {
  margin-bottom: var(--spacing-unit);
}

a {
  color: var(--color-cyan);
  text-decoration: none;
  transition: all 0.28s ease;
}

a:hover {
  color: var(--color-mustard);
  text-decoration: underline;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--gutter-width);
}

.container-full {
  width: 100%;
  padding: 0;
}

header {
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-steel);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  box-shadow: 0 2px 8px rgba(44, 47, 51, 0.1);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  color: var(--color-dark-slate);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo img {
  width: 32px;
  height: 32px;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 30px;
  align-items: center;
}

nav a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-dark-slate);
}

nav a:hover {
  color: var(--color-cyan);
  text-decoration: none;
}

main {
  margin-top: 70px;
}

.hero {
  background-color: var(--color-light-grey);
  padding: 80px 0;
  margin-bottom: var(--section-spacing);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text h1 {
  margin-bottom: 30px;
  color: var(--color-dark-slate);
}

.hero-text p {
  font-size: 18px;
  color: var(--color-steel);
  margin-bottom: 20px;
}

.hero-image {
  width: 100%;
  border-radius: 0;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

section {
  padding: var(--section-spacing) 0;
}

.section-title {
  text-align: center;
  margin-bottom: calc(var(--section-spacing) * 0.8);
}

.section-title h2 {
  margin-bottom: 20px;
}

.section-title p {
  font-size: 18px;
  color: var(--color-steel);
  max-width: 600px;
  margin: 0 auto;
}

.grid-50-50 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.grid-65-35 {
  display: grid;
  grid-template-columns: 1.85fr 1fr;
  gap: 80px;
  align-items: center;
}

.grid-3-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.card {
  background-color: var(--color-light-grey);
  padding: 40px 30px;
  border-radius: 0;
  transition: all 0.28s ease;
}

.card:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 24px rgba(44, 47, 51, 0.15);
}

.card h3 {
  color: var(--color-dark-slate);
  margin-bottom: 15px;
  font-size: 22px;
}

.card p {
  color: var(--color-steel);
  font-size: 16px;
  margin-bottom: 0;
}

.card img {
  width: 100%;
  height: auto;
  margin-bottom: 20px;
  display: block;
}

button, .btn {
  background-color: var(--color-cyan);
  color: var(--color-white);
  border: none;
  padding: 14px 32px;
  font-size: 16px;
  font-family: var(--font-heading);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.28s ease;
  text-decoration: none;
  display: inline-block;
  border-radius: 0;
}

button:hover, .btn:hover {
  background-color: var(--color-mustard);
  color: var(--color-dark-slate);
  transform: scale(1.05);
  text-decoration: none;
}

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

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

.accordion {
  border: 2px solid var(--color-medium-grey);
  border-radius: 0;
  background-color: var(--color-white);
}

.accordion-item {
  border: none;
  border-bottom: 2px solid var(--color-medium-grey);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header button {
  background-color: var(--color-white);
  color: var(--color-dark-slate);
  text-align: left;
  padding: 20px;
  font-size: 18px;
  font-family: var(--font-heading);
  font-weight: 600;
  border: none;
  width: 100%;
  cursor: pointer;
  transition: all 0.28s ease;
}

.accordion-header button:hover {
  background-color: var(--color-light-grey);
  color: var(--color-cyan);
}

.accordion-header button[aria-expanded="true"] {
  background-color: var(--color-cyan);
  color: var(--color-white);
}

.accordion-body {
  padding: 20px;
  background-color: var(--color-light-grey);
  color: var(--color-dark-slate);
  font-size: 16px;
}

footer {
  background-color: var(--color-dark-slate);
  color: var(--color-white);
  padding: calc(var(--section-spacing) * 0.8) 0;
  margin-top: calc(var(--section-spacing) * 1.5);
  border-top: 4px solid var(--color-cyan);
}

footer a {
  color: var(--color-cyan);
}

footer a:hover {
  color: var(--color-mustard);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 60px;
  margin-bottom: 60px;
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  margin-bottom: 10px;
}

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

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 30px;
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-dark-slate);
  color: var(--color-white);
  padding: 20px;
  z-index: 1000;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

.cookie-content {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
}

.cookie-text {
  flex: 1;
  font-size: 14px;
  line-height: 1.6;
}

.cookie-text a {
  color: var(--color-cyan);
}

.cookie-buttons {
  display: flex;
  gap: 15px;
  flex-shrink: 0;
}

.cookie-buttons button {
  padding: 10px 20px;
  font-size: 14px;
  border-radius: 0;
}

.cookie-buttons .btn-accept {
  background-color: var(--color-cyan);
  color: var(--color-dark-slate);
}

.cookie-buttons .btn-reject {
  background-color: transparent;
  border: 2px solid var(--color-cyan);
  color: var(--color-cyan);
}

.cookie-buttons .btn-reject:hover {
  background-color: var(--color-cyan);
  color: var(--color-dark-slate);
}

form {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--color-light-grey);
  padding: 40px;
  border-radius: 0;
}

.form-group {
  margin-bottom: 30px;
}

label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-dark-slate);
  margin-bottom: 10px;
  font-size: 16px;
}

input[type="email"],
textarea {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid var(--color-medium-grey);
  border-radius: 0;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--color-dark-slate);
  transition: all 0.28s ease;
}

input[type="email"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 8px rgba(74, 189, 172, 0.2);
}

textarea {
  resize: vertical;
  min-height: 180px;
}

.form-disclaimer {
  background-color: var(--color-light-grey);
  border: 2px solid var(--color-steel);
  padding: 20px;
  margin-bottom: 30px;
  font-size: 14px;
  color: var(--color-dark-slate);
  line-height: 1.6;
}

.form-disclaimer strong {
  font-weight: 700;
}

.thank-you-message {
  text-align: center;
  padding: 100px 20px;
  background-color: var(--color-light-grey);
  border-radius: 0;
}

.thank-you-message h2 {
  color: var(--color-cyan);
  margin-bottom: 20px;
}

.thank-you-message p {
  color: var(--color-steel);
  margin-bottom: 30px;
  font-size: 18px;
}

.disclaimer-section {
  background-color: var(--color-light-grey);
  border-left: 4px solid var(--color-mustard);
  padding: 30px;
  margin: 40px 0;
  border-radius: 0;
}

.disclaimer-section h3 {
  color: var(--color-dark-slate);
  margin-bottom: 15px;
}

.disclaimer-section p {
  color: var(--color-steel);
  font-size: 16px;
  margin-bottom: 10px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.blog-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-medium-grey);
  border-radius: 0;
  overflow: hidden;
  transition: all 0.28s ease;
}

.blog-card:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 24px rgba(44, 47, 51, 0.15);
  border-color: var(--color-cyan);
}

.blog-card-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card-content {
  padding: 30px;
}

.blog-card-content h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--color-dark-slate);
}

.blog-card-content p {
  color: var(--color-steel);
  font-size: 16px;
  margin-bottom: 20px;
}

.blog-card-content a {
  color: var(--color-cyan);
  font-weight: 600;
}

.blog-post {
  max-width: 900px;
  margin: 0 auto;
}

.blog-post-image {
  width: 100%;
  max-height: 400px;
  margin-bottom: 60px;
  border-radius: 0;
}

.blog-post-image img {
  width: 100%;
  height: auto;
  display: block;
}

.blog-post h1 {
  margin-bottom: 20px;
  color: var(--color-dark-slate);
}

.blog-post-meta {
  color: var(--color-steel);
  font-size: 16px;
  margin-bottom: 40px;
}

.blog-post h2 {
  margin-top: 50px;
}

.blog-post h3 {
  margin-top: 40px;
}

.blog-post ul, .blog-post ol {
  margin-left: 30px;
  margin-bottom: 20px;
}

.blog-post li {
  margin-bottom: 12px;
  color: var(--color-steel);
}

.content-limitation {
  background-color: var(--color-light-grey);
  border: 2px solid var(--color-steel);
  padding: 30px;
  margin: 60px 0;
  border-radius: 0;
}

.content-limitation h3 {
  color: var(--color-dark-slate);
  margin-bottom: 15px;
  font-size: 20px;
}

.content-limitation ul {
  list-style: none;
  margin-left: 0;
}

.content-limitation li {
  padding-left: 25px;
  position: relative;
  margin-bottom: 12px;
  color: var(--color-steel);
  font-size: 16px;
}

.content-limitation li:before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-cyan);
  font-weight: bold;
}

.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-content h2 {
  color: var(--color-dark-slate);
  margin-bottom: 30px;
}

.about-content p {
  color: var(--color-steel);
  margin-bottom: 20px;
  font-size: 18px;
}

.privacy-content, .terms-content, .cookie-content {
  max-width: 900px;
  margin: 0 auto;
}

.privacy-content h2, .terms-content h2, .cookie-content h2 {
  color: var(--color-dark-slate);
  margin-top: 40px;
  margin-bottom: 20px;
}

.privacy-content h3, .terms-content h3, .cookie-content h3 {
  color: var(--color-dark-slate);
  margin-top: 30px;
  margin-bottom: 15px;
}

.privacy-content p, .terms-content p, .cookie-content p {
  color: var(--color-steel);
  margin-bottom: 15px;
  font-size: 16px;
}

.privacy-content ul, .terms-content ul, .cookie-content ul {
  margin-left: 30px;
  margin-bottom: 20px;
}

.privacy-content li, .terms-content li, .cookie-content li {
  color: var(--color-steel);
  margin-bottom: 10px;
  font-size: 16px;
}

.list-item-bold {
  font-weight: 700;
}

.educational-banner {
  background-color: var(--color-mustard);
  color: var(--color-dark-slate);
  padding: 30px;
  text-align: center;
  font-weight: 600;
  font-size: 16px;
  border-radius: 0;
  margin-bottom: 60px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 26px;
  }

  h3 {
    font-size: 20px;
  }

  nav ul {
    gap: 15px;
  }

  nav a {
    font-size: 12px;
  }

  .hero-content, .grid-50-50, .grid-65-35 {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .grid-3-col {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-buttons {
    width: 100%;
  }

  .cookie-buttons button {
    flex: 1;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 40px 0;
  }

  section {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px;
  }

  h3 {
    font-size: 18px;
  }

  body {
    font-size: 16px;
  }

  nav ul {
    gap: 10px;
  }

  nav a {
    font-size: 11px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cookie-text {
    font-size: 12px;
  }

  .cookie-buttons button {
    font-size: 12px;
    padding: 8px 12px;
  }

  section {
    padding: 40px 0;
  }

  .card {
    padding: 20px;
  }

  form {
    padding: 20px;
  }
}