:root {
  --primary: #2C3E50;
  --secondary: #ECF0F1;
  --accent-orange: #F39C12;
  --accent-green: #2ECC71;
  --neutral-light: #FFFFFF;
  --neutral-silver: #BDC3C7;
  --neutral-dark: #1A1A1A;
  --base-spacing: 16px;
  --section-spacing: 100px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Open Sans', 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--primary);
  background-color: var(--neutral-light);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Georgia', 'Merriweather', serif;
  font-weight: 700;
  line-height: 1.4;
  color: var(--primary);
  margin-bottom: var(--base-spacing);
}

h1 {
  font-size: 3rem;
  margin-bottom: calc(var(--base-spacing) * 1.5);
  text-balance;
}

h2 {
  font-size: 2.25rem;
  margin-bottom: calc(var(--base-spacing) * 1.25);
  text-balance;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: var(--base-spacing);
}

p {
  margin-bottom: var(--base-spacing);
  line-height: 1.8;
}

a {
  color: var(--accent-orange);
  text-decoration: none;
  transition: all 0.3s ease;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--base-spacing);
}

header {
  position: sticky;
  top: 0;
  background-color: var(--primary);
  color: var(--neutral-light);
  padding: var(--base-spacing) 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--base-spacing);
}

.logo {
  font-family: 'Georgia', serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--neutral-light);
}

.logo a {
  color: var(--neutral-light);
}

.logo a:hover {
  color: var(--accent-orange);
}

nav ul {
  display: flex;
  list-style: none;
  gap: calc(var(--base-spacing) * 1.5);
  flex-wrap: wrap;
}

nav a {
  color: var(--neutral-light);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  border-bottom: 2px solid transparent;
}

nav a:hover {
  color: var(--accent-orange);
  border-bottom-color: var(--accent-orange);
  text-decoration: none;
}

nav a.active {
  color: var(--accent-orange);
  border-bottom-color: var(--accent-orange);
}

footer {
  background-color: var(--primary);
  color: var(--neutral-light);
  padding: calc(var(--base-spacing) * 4) var(--base-spacing);
  margin-top: var(--section-spacing);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--base-spacing) * 2);
  margin-bottom: calc(var(--base-spacing) * 2);
}

.footer-section h3 {
  color: var(--accent-orange);
  font-size: 1.2rem;
  margin-bottom: var(--base-spacing);
}

.footer-section p {
  font-size: 0.95rem;
  margin-bottom: calc(var(--base-spacing) * 0.5);
}

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

.footer-section ul li {
  margin-bottom: calc(var(--base-spacing) * 0.5);
}

.footer-section a {
  color: var(--neutral-silver);
  font-size: 0.95rem;
}

.footer-section a:hover {
  color: var(--accent-orange);
}

.footer-bottom {
  border-top: 1px solid var(--neutral-silver);
  padding-top: var(--base-spacing);
  text-align: center;
  font-size: 0.9rem;
  color: var(--neutral-silver);
}

.hero {
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.85), rgba(44, 62, 80, 0.7)), 
              url('images/hero-macronutrients.jpg') center/cover;
  color: var(--neutral-light);
  padding: calc(var(--section-spacing) * 1.5) var(--base-spacing);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 500px;
}

.hero-content h1 {
  color: var(--neutral-light);
  font-size: 3.5rem;
  margin-bottom: calc(var(--base-spacing) * 1.5);
}

.hero-content p {
  color: var(--neutral-light);
  font-size: 1.25rem;
  margin-bottom: var(--base-spacing);
}

.tagline {
  color: var(--accent-orange);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: var(--base-spacing);
}

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

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

.section-title {
  text-align: center;
  margin-bottom: calc(var(--section-spacing) * 0.5);
  border-bottom: 3px solid var(--accent-orange);
  padding-bottom: var(--base-spacing);
  display: inline-block;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--base-spacing) * 2);
  margin-top: calc(var(--base-spacing) * 2);
}

.card {
  background-color: var(--neutral-light);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border-left: 4px solid var(--accent-orange);
}

.card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: calc(var(--base-spacing) * 1.5);
}

.card-content h3 {
  margin-bottom: var(--base-spacing);
  color: var(--primary);
}

.card-content p {
  font-size: 0.95rem;
  color: #555;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--base-spacing) * 3);
  align-items: center;
  margin: calc(var(--base-spacing) * 2) 0;
}

.two-column.reverse {
  direction: rtl;
}

.two-column.reverse > * {
  direction: ltr;
}

.two-column img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.two-column-text h2 {
  margin-top: 0;
}

.text-list {
  list-style: none;
  margin: var(--base-spacing) 0;
}

.text-list li {
  padding: calc(var(--base-spacing) * 0.75) 0;
  padding-left: calc(var(--base-spacing) * 2);
  position: relative;
}

.text-list li:before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--accent-green);
  font-size: 0.8rem;
}

.cta-button {
  display: inline-block;
  background-color: var(--accent-orange);
  color: var(--neutral-light);
  padding: calc(var(--base-spacing) * 0.75) calc(var(--base-spacing) * 1.5);
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.cta-button:hover {
  background-color: var(--primary);
  color: var(--accent-orange);
  text-decoration: none;
}

.form-group {
  margin-bottom: calc(var(--base-spacing) * 1.5);
}

.form-group label {
  display: block;
  margin-bottom: calc(var(--base-spacing) * 0.5);
  font-weight: 600;
  color: var(--primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--base-spacing);
  border: 1px solid var(--neutral-silver);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-orange);
  box-shadow: 0 0 0 3px rgba(243, 156, 18, 0.1);
}

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

.disclaimer {
  background-color: #FFF9E6;
  border-left: 4px solid var(--accent-orange);
  padding: calc(var(--base-spacing) * 1.5);
  margin: calc(var(--base-spacing) * 2) 0;
  border-radius: 4px;
  font-size: 0.9rem;
  color: #333;
}

.disclaimer p {
  margin: 0;
}

.compliance-block {
  background-color: var(--secondary);
  padding: calc(var(--base-spacing) * 2);
  border-left: 4px solid var(--accent-green);
  margin: calc(var(--base-spacing) * 2) 0;
  border-radius: 4px;
}

.compliance-block p {
  font-size: 0.95rem;
  color: var(--primary);
  margin: 0;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--primary);
  color: var(--neutral-light);
  padding: calc(var(--base-spacing) * 1.5);
  z-index: 9999;
  display: none;
  flex-direction: column;
  gap: var(--base-spacing);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
  max-height: 300px;
  overflow-y: auto;
}

.cookie-banner.show {
  display: flex;
}

.cookie-banner-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.cookie-banner p {
  margin: 0 0 var(--base-spacing) 0;
  font-size: 0.9rem;
  line-height: 1.6;
}

.cookie-banner-buttons {
  display: flex;
  gap: var(--base-spacing);
  flex-wrap: wrap;
  margin-top: var(--base-spacing);
}

.cookie-banner button {
  padding: calc(var(--base-spacing) * 0.75) calc(var(--base-spacing) * 1.5);
  border: none;
  border-radius: 4px;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
}

.cookie-accept {
  background-color: var(--accent-green);
  color: var(--neutral-light);
}

.cookie-accept:hover {
  background-color: #27AE60;
}

.cookie-reject {
  background-color: transparent;
  color: var(--neutral-light);
  border: 1px solid var(--neutral-light);
}

.cookie-reject:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.cookie-more {
  background-color: transparent;
  color: var(--accent-orange);
  border: 1px solid var(--accent-orange);
}

.cookie-more:hover {
  background-color: var(--accent-orange);
  color: var(--primary);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--base-spacing) 0;
  background-color: var(--neutral-light);
}

table th {
  background-color: var(--primary);
  color: var(--neutral-light);
  padding: var(--base-spacing);
  text-align: left;
  font-weight: 700;
}

table td {
  padding: var(--base-spacing);
  border-bottom: 1px solid var(--neutral-silver);
}

table tr:hover {
  background-color: var(--secondary);
}

blockquote {
  border-left: 4px solid var(--accent-orange);
  padding-left: calc(var(--base-spacing) * 1.5);
  margin: calc(var(--base-spacing) * 2) 0;
  font-style: italic;
  color: #666;
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--base-spacing);
  margin: calc(var(--base-spacing) * 2) 0;
}

.stat-item {
  text-align: center;
  padding: var(--base-spacing);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-orange);
  margin-bottom: calc(var(--base-spacing) * 0.5);
}

.stat-label {
  font-weight: 600;
  color: var(--primary);
}

.timeline {
  position: relative;
  padding: var(--base-spacing) 0;
}

.timeline-item {
  padding-left: calc(var(--base-spacing) * 3);
  margin-bottom: calc(var(--base-spacing) * 2);
  position: relative;
}

.timeline-item:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 16px;
  height: 16px;
  background-color: var(--accent-green);
  border-radius: 50%;
  border: 3px solid var(--primary);
}

.timeline-item:after {
  content: '';
  position: absolute;
  left: 5px;
  top: 20px;
  width: 3px;
  height: calc(100% + 20px);
  background-color: var(--neutral-silver);
}

.timeline-item:last-child:after {
  display: none;
}

.success-message {
  background-color: #E8F5E9;
  border-left: 4px solid var(--accent-green);
  padding: calc(var(--base-spacing) * 2);
  border-radius: 4px;
  text-align: center;
  margin: calc(var(--base-spacing) * 3) 0;
}

.success-message h2 {
  color: var(--accent-green);
  margin-bottom: var(--base-spacing);
}

.success-message p {
  color: #2E7D32;
  margin: 0;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  .two-column {
    grid-template-columns: 1fr;
    gap: calc(var(--base-spacing) * 1.5);
  }

  .header-container {
    flex-direction: column;
    gap: var(--base-spacing);
  }

  nav ul {
    flex-direction: column;
    gap: var(--base-spacing);
    width: 100%;
  }

  nav ul li {
    width: 100%;
  }

  .hero {
    min-height: 350px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1.1rem;
  }

  section {
    padding: calc(var(--section-spacing) * 0.5) var(--base-spacing);
  }

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

  .cookie-banner-buttons {
    flex-direction: column;
  }

  .cookie-banner button {
    width: 100%;
  }

  .stats-strip {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  h3 {
    font-size: 1rem;
  }

  body {
    font-size: 14px;
  }

  .hero-content h1 {
    font-size: 1.5rem;
  }

  .stats-strip {
    grid-template-columns: 1fr;
  }
}