:root {
  --primary-green: #2d7a4f;
  --accent-green: #4cab6f;
  --light-green: #e8f5e9;
  --dark-bg: #1a1a1a;
  --white: #ffffff;
  --text-dark: #333333;
  --text-light: #666666;
  --border-color: #e0e0e0;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  background-color: var(--white);
  line-height: 1.6;
}

header {
  background-color: var(--white);
  border-bottom: 2px solid var(--light-green);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-green);
  text-decoration: none;
  letter-spacing: 2px;
}

.nav-link {
  color: var(--text-dark);
  text-decoration: none;
  margin: 0 15px;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-green);
}

.hero {
  background: linear-gradient(135deg, var(--light-green) 0%, var(--white) 100%);
  padding: 80px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
}

.hero-content {
  flex: 1;
  min-width: 300px;
}

.hero h1 {
  font-size: 48px;
  color: var(--primary-green);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 30px;
  line-height: 1.8;
}

.hero-media {
  flex: 1;
  min-width: 300px;
  display: flex;
  justify-content: center;
}

.hero-media img {
  max-width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(45, 122, 79, 0.2);
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--primary-green);
  color: var(--white);
  text-decoration: none;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  transition: background-color 0.3s ease, transform 0.2s ease;
  font-family: inherit;
}

.btn:hover {
  background-color: var(--accent-green);
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background-color: var(--primary-green);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--primary-green);
  color: var(--primary-green);
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 20px;
}

.section-title {
  font-size: 42px;
  color: var(--primary-green);
  text-align: center;
  margin-bottom: 50px;
  font-weight: 700;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-light);
  text-align: center;
  margin-bottom: 40px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.service-card {
  background-color: var(--light-green);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 2px solid transparent;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(45, 122, 79, 0.15);
  border-color: var(--accent-green);
}

.service-icon {
  font-size: 48px;
  margin-bottom: 15px;
}

.service-card h3 {
  color: var(--primary-green);
  margin-bottom: 15px;
  font-size: 22px;
}

.service-card p {
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.8;
}

.testimonials {
  background-color: var(--light-green);
  padding: 60px 20px;
}

.testimonial-card {
  background-color: var(--white);
  padding: 30px;
  border-radius: 12px;
  border-left: 5px solid var(--accent-green);
  margin-bottom: 25px;
}

.testimonial-card p {
  color: var(--text-light);
  font-style: italic;
  margin-bottom: 15px;
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-green);
}

.testimonial-role {
  font-size: 14px;
  color: var(--text-light);
}

.bmi-calculator {
  background-color: var(--light-green);
  padding: 40px;
  border-radius: 12px;
  max-width: 500px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--primary-green);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-green);
  background-color: #f9fff8;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.bmi-result {
  margin-top: 20px;
  padding: 15px;
  background-color: var(--white);
  border-radius: 6px;
  text-align: center;
  display: none;
}

.bmi-result.show {
  display: block;
}

.checkbox-group {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-right: 10px;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.checkbox-group label {
  margin: 0;
  cursor: pointer;
  color: var(--text-dark);
}

.checkbox-group a {
  color: var(--accent-green);
  text-decoration: none;
}

.checkbox-group a:hover {
  text-decoration: underline;
}

footer {
  background-color: var(--primary-green);
  color: var(--white);
  padding: 50px 20px 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-section h4 {
  margin-bottom: 15px;
  font-size: 18px;
}

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

.footer-section ul li {
  margin-bottom: 10px;
}

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

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 20px;
  text-align: center;
  font-size: 14px;
}

.page-title {
  background: linear-gradient(135deg, var(--primary-green) 0%, var(--accent-green) 100%);
  color: var(--white);
  padding: 60px 20px;
  text-align: center;
  margin-bottom: 60px;
}

.page-title h1 {
  font-size: 42px;
  margin-bottom: 10px;
}

.page-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.page-content h2 {
  color: var(--primary-green);
  margin-top: 30px;
  margin-bottom: 15px;
  font-size: 28px;
}

.page-content h3 {
  color: var(--accent-green);
  margin-top: 20px;
  margin-bottom: 12px;
  font-size: 22px;
}

.page-content p {
  color: var(--text-light);
  margin-bottom: 15px;
  line-height: 1.8;
  text-align: justify;
}

.page-content ul,
.page-content ol {
  margin-left: 20px;
  margin-bottom: 15px;
  color: var(--text-light);
}

.page-content li {
  margin-bottom: 10px;
  line-height: 1.8;
}

.page-content strong {
  color: var(--primary-green);
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.contact-card {
  background-color: var(--light-green);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
}

.contact-card h3 {
  color: var(--primary-green);
  margin-bottom: 15px;
}

.contact-card p {
  color: var(--text-light);
  font-size: 16px;
}

.contact-card a {
  color: var(--accent-green);
  text-decoration: none;
  font-weight: 600;
}

.contact-card a:hover {
  text-decoration: underline;
}

.form-wrapper {
  background-color: var(--light-green);
  padding: 40px;
  border-radius: 12px;
  max-width: 600px;
  margin: 0 auto;
}

.form-wrapper h2 {
  color: var(--primary-green);
  text-align: center;
  margin-bottom: 30px;
}

.success-message {
  background-color: var(--light-green);
  border: 2px solid var(--accent-green);
  color: var(--primary-green);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  margin: 60px 0;
}

.success-message h2 {
  margin-bottom: 15px;
}

.success-message p {
  color: var(--text-light);
  margin-bottom: 10px;
}

.success-message a {
  color: var(--accent-green);
  text-decoration: none;
  font-weight: 600;
}

.success-message a:hover {
  text-decoration: underline;
}

.image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 768px) {
  .hero {
    padding: 40px 20px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .section-title {
    font-size: 32px;
  }

  .nav-link {
    margin: 0 10px;
    font-size: 14px;
  }

  .navbar-brand {
    font-size: 22px;
  }

  .page-title h1 {
    font-size: 32px;
  }

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

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

  .contact-info {
    grid-template-columns: 1fr;
  }
}