:root {
  --knust-green: #177445;
  --knust-yellow: #FFD700;
  --light-grey: #f8f9fa;
  --dark-grey: #6c757d;
  --text-dark: #2d3436;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.7;
  color: var(--text-dark);
}

/* Navigation */
.navbar {
  background-color: var(--knust-green);
  padding: 1rem 0;
  box-shadow: 0 2px 10px rgba(23, 116, 69, 0.1);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
  color: white !important;
}

.navbar-brand img {
  margin-right: 10px;
}

.nav-link {
  color: white !important;
  font-weight: 500;
  margin: 0 5px;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--knust-yellow) !important;
}

.btn-login {
  background-color: var(--knust-yellow);
  color: var(--knust-green) !important;
  font-weight: 600;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.btn-login:hover {
  background-color: #f4c842;
  transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
  background-color: var(--light-grey);
  padding: 80px 0;
  position: relative;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--knust-green);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--dark-grey);
  margin-bottom: 2.5rem;
}

.btn-primary-custom {
  background-color: var(--knust-green);
  color: white;
  border: none;
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  margin-right: 15px;
}

.btn-primary-custom:hover {
  background-color: #145a37;
  transform: translateY(-3px);
  color: white;
}

.btn-outline-custom {
  background-color: transparent;
  color: var(--knust-green);
  border: 2px solid var(--knust-green);
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-outline-custom:hover {
  background-color: var(--knust-green);
  color: white;
  transform: translateY(-3px);
}

.hero-image {
  background: white;
  border-radius: 15px;
  padding: 40px;
  box-shadow: 0 20px 40px rgba(23, 116, 69, 0.1);
  text-align: center;
}

.hero-illustration {
  width: 100%;
  max-width: 400px;
  height: 300px;
  background: linear-gradient(45deg, #e8f5e8, #f0f9f0);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.hero-illustration::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 20%;
  width: 60px;
  height: 60px;
  background-color: var(--knust-yellow);
  border-radius: 50%;
  opacity: 0.6;
}

.hero-illustration::after {
  content: '';
  position: absolute;
  bottom: 20%;
  right: 20%;
  width: 40px;
  height: 40px;
  background-color: var(--knust-green);
  border-radius: 50%;
  opacity: 0.4;
}

/* Features Section */
.features-section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--knust-green);
  margin-bottom: 1rem;
}

.section-title p {
  font-size: 1.2rem;
  color: var(--dark-grey);
}

.feature-card {
  background: white;
  border-radius: 15px;
  padding: 2.5rem 1.5rem;
  height: 100%;
  border: 1px solid #e9ecef;
  transition: all 0.3s ease;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(23, 116, 69, 0.1);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background-color: var(--light-grey);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.feature-card:nth-child(1) .feature-icon {
  background-color: rgba(23, 116, 69, 0.1);
  color: var(--knust-green);
}

.feature-card:nth-child(2) .feature-icon {
  background-color: rgba(255, 215, 0, 0.2);
  color: #b8860b;
}

.feature-card:nth-child(3) .feature-icon {
  background-color: rgba(108, 117, 125, 0.1);
  color: var(--dark-grey);
}

.feature-card h4 {
  color: var(--knust-green);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.feature-list {
  text-align: left;
  margin: 1.5rem 0;
}

.feature-list li {
  padding: 8px 0;
  border-bottom: 1px solid #f1f3f4;
  display: flex;
  align-items: center;
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list i {
  color: var(--knust-green);
  margin-right: 10px;
  font-size: 0.9rem;
}

.btn-feature {
  background-color: var(--knust-green);
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
  margin-top: 1rem;
}

.btn-feature:hover {
  background-color: #145a37;
  transform: translateY(-2px);
  color: white;
}

/* Statistics Section */
.stats-section {
  background-color: var(--knust-green);
  color: white;
  padding: 60px 0;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
}

.stat-icon {
  font-size: 3rem;
  color: var(--knust-yellow);
  margin-bottom: 1rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Process Section */
.process-section {
  padding: 80px 0;
  background-color: var(--light-grey);
}

.process-step {
  text-align: center;
  padding: 2rem 1rem;
  position: relative;
}

.step-number {
  width: 70px;
  height: 70px;
  background-color: var(--knust-green);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 2;
}

.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 35px;
  right: -50%;
  width: 100%;
  height: 2px;
  background-color: var(--knust-yellow);
  z-index: 1;
}

@media (max-width: 768px) {
  .process-step:not(:last-child)::after {
    display: none;
  }
}

.process-step h4 {
  color: var(--knust-green);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Testimonials Section */
.testimonials-section {
  padding: 80px 0;
  background-color: white;
}

.testimonial-card {
  background: white;
  border-radius: 15px;
  padding: 2.5rem;
  height: 100%;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border: 1px solid #e9ecef;
  position: relative;
}

.testimonial-quote {
  font-size: 3rem;
  color: var(--knust-yellow);
  position: absolute;
  top: 1rem;
  left: 2rem;
  opacity: 0.3;
}

.testimonial-text {
  font-style: italic;
  margin: 3rem 0 2rem;
  font-size: 1.1rem;
  line-height: 1.6;
}

.testimonial-author {
  display: flex;
  align-items: center;
}

.author-avatar {
  width: 60px;
  height: 60px;
  background-color: var(--knust-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-right: 1rem;
}

.author-info h6 {
  margin: 0;
  font-weight: 600;
  color: var(--knust-green);
}

.author-info small {
  color: var(--dark-grey);
}

/* CTA Section */
.cta-section {
  background-color: var(--knust-green);
  color: white;
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
}

.btn-cta-primary {
  background-color: var(--knust-yellow);
  color: var(--knust-green);
  border: none;
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  margin: 0 10px;
}

.btn-cta-primary:hover {
  background-color: #f4c842;
  transform: translateY(-3px);
  color: var(--knust-green);
}

.btn-cta-outline {
  background-color: transparent;
  color: white;
  border: 2px solid white;
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  margin: 0 10px;
}

.btn-cta-outline:hover {
  background-color: white;
  color: var(--knust-green);
  transform: translateY(-3px);
}

/* Footer */
footer {
  background-color: #2d3436;
  color: white;
  padding: 3rem 0 1rem;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-section h6 {
  color: var(--knust-yellow);
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-section a {
  color: #b2bec3;
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  border-top: 1px solid #636e72;
  padding-top: 1.5rem;
  margin-top: 2rem;
  text-align: center;
  color: #b2bec3;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }

  .section-title h2 {
    font-size: 2rem;
  }

  .cta-section h2 {
    font-size: 2rem;
  }

  .btn-primary-custom,
  .btn-outline-custom {
    display: block;
    margin: 10px 0;
    text-align: center;
  }
}