:root {
  --primary-color: #337357;
  --secondary-color: #2A5C47;
  --accent-color: #5CB338;
  --light-color: #F0F8F4;
  --dark-color: #1A3D2E;
  --gradient-primary: linear-gradient(135deg, #5CB338 0%, #337357 100%);
  --hover-color: #2D6249;
  --background-color: #FDFFFE;
  --text-color: #374151;
  --border-color: rgba(92, 179, 56, 0.2);
  --divider-color: rgba(51, 115, 87, 0.1);
  --shadow-color: rgba(42, 92, 71, 0.12);
  --highlight-color: #ECE852;
  --main-font: 'Oswald', sans-serif;
  --alt-font: 'Roboto', sans-serif;
}

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

body {
  font-family: var(--alt-font);
  color: var(--text-color);
  line-height: 1.6;
  position: relative;
}

.background-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background-color: var(--background-color);
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(92, 179, 56, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(51, 115, 87, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(236, 232, 82, 0.03) 0%, transparent 60%);
  overflow: hidden;
}

.background-pattern::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(92, 179, 56, 0.08) 0%, transparent 70%);
  top: -100px;
  left: -100px;
  animation: float 20s ease-in-out infinite;
}

.background-pattern::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(51, 115, 87, 0.06) 0%, transparent 70%);
  bottom: -80px;
  right: -80px;
  animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, 30px) scale(1.1); }
}

/* Header */
.header-section {
  background: linear-gradient(180deg, var(--dark-color) 0%, var(--secondary-color) 100%);
  position: relative;
  z-index: 20;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.logo-container {
  color: #FFFFFF;
}

.logo-icon {
  color: var(--accent-color);
}

.logo-text {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 2px;
}

.header-decoration {
  display: none;
}

@media (min-width: 768px) {
  .header-decoration {
    display: block;
  }
}

/* Main Content */
.container {
  max-width: 1200px;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  position: relative;
  z-index: 10;
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: 400px 1fr;
  }
}

.left-column,
.right-column {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.content-card {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-color);
}

/* Product Image */
.product-image-card {
  text-align: center;
  padding: 1.5rem;
}

.product-image {
  width: 100%;
  max-width: 380px;
  height: auto;
  margin: 0 auto;
  display: block;
}

/* Guarantee Card */
.guarantee-card {
  background: linear-gradient(135deg, rgba(92, 179, 56, 0.08) 0%, rgba(51, 115, 87, 0.08) 100%);
  border-color: var(--accent-color);
}

.guarantee-icon {
  text-align: center;
  margin-bottom: 1rem;
}

.guarantee-title {
  font-family: var(--main-font);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
  text-align: center;
}

.guarantee-text {
  margin-bottom: 1rem;
  text-align: center;
  color: var(--text-color);
}

.guarantee-list {
  list-style: none;
  padding: 0;
}

.guarantee-list li {
  padding: 0.5rem 0;
  color: var(--primary-color);
  font-weight: 500;
}

/* CTA Card */
.cta-card {
  background: var(--gradient-primary);
  border: none;
  text-align: center;
  color: #FFFFFF;
}

.cta-title {
  font-family: var(--main-font);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.price-container {
  margin-bottom: 1.5rem;
}

.price-amount {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--main-font);
  color: var(--highlight-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-button {
  display: inline-block;
  background: #FFFFFF;
  color: var(--primary-color);
  padding: 1rem 3rem;
  border-radius: 50px;
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  font-family: var(--main-font);
  letter-spacing: 1px;
}

.cta-button:hover {
  background: var(--highlight-color);
  color: var(--dark-color);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Description Card */
.main-heading {
  font-family: var(--main-font);
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

.description-text {
  margin-bottom: 1rem;
  color: var(--text-color);
  font-size: 1.05rem;
}

/* Highlight Card */
.highlight-card {
  background: linear-gradient(135deg, var(--highlight-color) 0%, #FFF176 100%);
  border: 3px solid var(--primary-color);
  box-shadow: 0 6px 24px rgba(236, 232, 82, 0.4);
}

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

.highlight-icon {
  margin: 0 auto 1rem;
  display: block;
}

.highlight-title {
  font-family: var(--main-font);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--dark-color);
  margin-bottom: 1rem;
  text-transform: uppercase;
  line-height: 1.3;
}

.highlight-price {
  font-size: 1.5rem;
  color: var(--dark-color);
  font-weight: 700;
}

/* Features List */
.features-heading {
  font-family: var(--main-font);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.features-list {
  list-style: none;
  padding: 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  padding: 0.75rem;
  background: rgba(92, 179, 56, 0.05);
  border-radius: 8px;
  transition: background 0.3s ease;
}

.feature-item:hover {
  background: rgba(92, 179, 56, 0.1);
}

.feature-icon {
  flex-shrink: 0;
  margin-top: 0.25rem;
}

/* Big Features Section */
.features-section {
  margin-top: 3rem;
  position: relative;
  z-index: 10;
}

.section-title {
  font-family: var(--main-font);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 2.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.big-features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 640px) {
  .big-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .big-features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.big-feature-card {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: all 0.3s ease;
}

.big-feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px var(--shadow-color);
  border-color: var(--accent-color);
}

.big-feature-icon {
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
}

.big-feature-title {
  font-family: var(--main-font);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.75rem;
}

.big-feature-text {
  color: var(--text-color);
  font-size: 0.95rem;
}

/* Testimonials Section */
.testimonials-section {
  background: linear-gradient(135deg, var(--dark-color) 0%, var(--secondary-color) 100%);
  padding: 3rem 1rem;
  margin: 3rem -1rem -2rem -1rem;
  position: relative;
  z-index: 10;
}

.testimonials-section .section-title {
  color: #FFFFFF;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.98);
  border: 2px solid var(--accent-color);
  border-radius: 12px;
  padding: 1.75rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.testimonial-icon {
  flex-shrink: 0;
}

.testimonial-name {
  font-family: var(--main-font);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.testimonial-rating {
  color: var(--highlight-color);
  font-size: 1.1rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.testimonial-text {
  color: var(--text-color);
  font-style: italic;
  line-height: 1.6;
}

/* Footer */
.footer-section {
  background: linear-gradient(180deg, var(--secondary-color) 0%, var(--dark-color) 100%);
  color: #FFFFFF;
  position: relative;
  z-index: 20;
  box-shadow: 0 -2px 8px var(--shadow-color);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #FFFFFF;
}

.footer-logo .logo-icon {
  color: var(--accent-color);
}

.footer-logo-text {
  font-family: var(--main-font);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 2px;
}

.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-nav ul {
    flex-direction: row;
    gap: 1.5rem;
  }
}

.footer-link {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

.footer-link:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

.footer-bottom {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-bottom a {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-bottom a:hover {
  text-decoration: underline;
}