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

:root {
  --urban-gray: #4A4A4A;
  --vibrant-lime: #A8D72A;
  --concrete-beige: #D8D3C5;
  --deep-indigo: #2F3E5E;
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
}

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600&display=swap');

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--urban-gray);
  background-color: var(--white);
  font-size: 18px;
  line-height: 1.72;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  color: var(--deep-indigo);
  margin-bottom: 1.5rem;
  font-family: Futura, 'Trebuchet MS', sans-serif;
}

h1 {
  font-size: 3.5rem;
  font-weight: bold;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.5rem;
  font-weight: bold;
}

h3 {
  font-size: 1.75rem;
  font-weight: 600;
}

header {
  position: sticky;
  top: 0;
  background-color: var(--white);
  z-index: 1030;
  transition: box-shadow 0.3s ease;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}

header.scrolled {
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--vibrant-lime);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.navbar-brand:hover {
  color: var(--deep-indigo);
}

.navbar-nav {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--urban-gray);
  font-weight: 600;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--vibrant-lime);
}

.container-main {
  max-width: 1520px;
  margin: 0 auto;
  padding: 0 6vw;
}

section {
  padding: 100px 0;
}

section.hero {
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  position: absolute;
  z-index: 10;
  color: var(--white);
  text-align: left;
  max-width: 600px;
}

.hero-content h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 4rem;
}

.hero-content p {
  color: var(--white);
  font-size: 1.3rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-image {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(47, 62, 94, 0.7) 0%, rgba(74, 74, 74, 0.6) 100%);
  z-index: 5;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--light-gray);
  padding: 2rem;
  border-radius: 16px;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  cursor: pointer;
  overflow: hidden;
}

.card:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1.5rem;
}

.card h3 {
  margin-bottom: 1rem;
}

.card p {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.card-benefits {
  list-style: none;
  padding-left: 0;
}

.card-benefits li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.card-benefits li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--vibrant-lime);
  font-weight: bold;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--vibrant-lime);
  color: var(--deep-indigo);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  transition: background-color 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
  font-family: Futura, 'Trebuchet MS', sans-serif;
}

.btn:hover {
  background-color: var(--deep-indigo);
  color: var(--vibrant-lime);
  transform: translateY(-2px);
}

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

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

.disclaimer {
  background-color: var(--concrete-beige);
  padding: 1.5rem;
  border-left: 4px solid var(--vibrant-lime);
  border-radius: 4px;
  margin: 2rem 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--urban-gray);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: 'Open Sans', sans-serif;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--vibrant-lime);
  box-shadow: 0 0 0 3px rgba(168, 215, 42, 0.1);
}

footer {
  background-color: var(--deep-indigo);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding-bottom: 3rem;
}

.footer-section h4 {
  color: var(--vibrant-lime);
  margin-bottom: 1rem;
}

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

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

.footer-section a {
  color: var(--concrete-beige);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--vibrant-lime);
}

.footer-bottom {
  text-align: center;
  font-size: 0.9rem;
  color: var(--concrete-beige);
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.two-column img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  max-height: 400px;
  object-fit: cover;
}

.exercise-list {
  list-style: none;
}

.exercise-list li {
  padding: 1.5rem;
  margin-bottom: 1rem;
  background: var(--light-gray);
  border-left: 4px solid var(--vibrant-lime);
  border-radius: 8px;
}

.exercise-list strong {
  color: var(--deep-indigo);
}

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

.myth-item {
  padding: 2rem;
  background: var(--light-gray);
  border-radius: 12px;
  border-top: 3px solid var(--vibrant-lime);
}

.myth-item h4 {
  color: var(--deep-indigo);
  margin-bottom: 1rem;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--deep-indigo);
  color: var(--white);
  padding: 1.5rem;
  z-index: 9999;
  display: none;
  box-shadow: 0 -5px 20px rgba(0,0,0,0.2);
}

.cookie-banner.show {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.cookie-content {
  flex: 1;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cookie-buttons button {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  transition: background-color 0.3s ease;
}

.cookie-accept {
  background-color: var(--vibrant-lime);
  color: var(--deep-indigo);
}

.cookie-accept:hover {
  background-color: #9BC41A;
}

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

.cookie-reject:hover {
  border-color: var(--vibrant-lime);
  color: var(--vibrant-lime);
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .navbar-nav {
    display: none;
  }

  .hero-content {
    max-width: 90%;
    padding: 0 20px;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  section {
    padding: 60px 0;
  }

  .two-column {
    grid-template-columns: 1fr;
  }

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

  .cookie-buttons {
    width: 100%;
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.zoom-in {
  animation: zoomIn 0.35s ease-out;
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

.text-lime {
  color: var(--vibrant-lime);
}

.mt-5 {
  margin-top: 3rem;
}

.mb-5 {
  margin-bottom: 3rem;
}

.mt-3 {
  margin-top: 2rem;
}

.mb-3 {
  margin-bottom: 2rem;
}