:root {
  --primary: #00796B;
  --primary-dark: #004D40;
  --primary-light: #B2DFDB;
  --accent: #FFC107;
  --accent-light: #FFD54F;
  --dark: #263238;
  --light: #FAFAFA;
  --text: #212121;
  --text-light: #FAFAFA;
  --text-gray: #757575;
  --shadow: 0 4px 8px rgba(0,0,0,0.1);
}

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

body {
  font-family: 'Rubik', sans-serif;
  color: var(--text);
  line-height: 1.6;
  background-color: var(--light);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 15px;
}

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

/* Header Styles */
.header {
  background-color: var(--primary);
  padding: 15px 0;
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-icon {
  height: 40px;
  width: auto;
  margin-right: 10px;
}

.logo-text {
  color: var(--text-light);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.5rem;
  cursor: pointer;
}

.nav-menu {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
}

.nav-item {
  margin-left: 30px;
}

.nav-link {
  color: var(--text-light);
  font-weight: 500;
  font-size: 1rem;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--accent);
  transition: width 0.3s ease;
}

.nav-link:hover:after {
  width: 100%;
}

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

.nav-button {
  background-color: var(--accent);
  color: var(--dark);
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
  margin-left: 30px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.nav-button:hover {
  background-color: var(--accent-light);
  transform: translateY(-3px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Hero Section */
.hero {
  padding: 180px 0 100px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--text-light);
  position: relative;
  overflow: hidden;
}

.hero:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23B2DFDB' fill-opacity='0.1' d='M0,160L48,144C96,128,192,96,288,106.7C384,117,480,171,576,170.7C672,171,768,117,864,112C960,107,1056,149,1152,154.7C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 10;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 40px;
  max-width: 600px;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--dark);
  padding: 15px 30px;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn-primary:hover {
  background-color: var(--accent-light);
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-light);
  padding: 15px 30px;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
  border: 2px solid var(--text-light);
}

.btn-secondary:hover {
  background-color: var(--text-light);
  color: var(--primary);
  transform: translateY(-5px);
}

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

.section-title {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: var(--primary-dark);
}

.section-subtitle {
  font-size: 1.125rem;
  margin-bottom: 60px;
  color: var(--text-gray);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.feature-card {
  background-color: white;
  padding: 30px;
  border-radius: 15px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.feature-card:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 5px;
  width: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
}

.feature-icon {
  margin-bottom: 20px;
  width: 70px;
  height: 70px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
  background-color: var(--primary-light);
}

.feature-title {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--primary-dark);
}

.feature-description {
  color: var(--text-gray);
}

/* How it Works */
.how-it-works {
  padding: 80px 0;
  background-color: #f5f5f5;
}

.steps {
  margin-top: 60px;
}

.step-row {
  display: flex;
  align-items: center;
  margin-bottom: 80px;
  position: relative;
}

.step-row:nth-child(even) {
  flex-direction: row-reverse;
}

.step-row:last-child {
  margin-bottom: 0;
}

.step-content {
  flex: 1;
  padding: 0 40px;
}

.step-number {
  font-size: 5rem;
  font-weight: 700;
  color: var(--primary-light);
  line-height: 1;
  margin-bottom: 20px;
}

.step-title {
  font-size: 2rem;
  margin-bottom: 20px;
  color: var(--primary-dark);
}

.step-description {
  color: var(--text-gray);
  max-width: 500px;
}

.step-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.step-icon {
  width: 200px;
  height: 200px;
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--primary-dark);
  font-size: 4rem;
  box-shadow: var(--shadow);
}

/* CTA Section */
.cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--text-light);
  text-align: center;
}

.cta-title {
  font-size: 3rem;
  margin-bottom: 20px;
}

.cta-subtitle {
  font-size: 1.25rem;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}

/* Footer */
.footer {
  background-color: var(--dark);
  color: var(--text-light);
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.footer-logo-icon {
  height: 35px;
  width: auto;
  margin-right: 10px;
}

.footer-logo-text {
  font-size: 1.25rem;
  font-weight: 600;
}

.footer-text {
  color: var(--text-gray);
  margin-bottom: 20px;
}

.footer-heading {
  font-size: 1.25rem;
  margin-bottom: 25px;
  position: relative;
  display: inline-block;
}

.footer-heading:after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--accent);
}

.footer-links li {
  margin-bottom: 15px;
}

.footer-links a {
  color: var(--text-gray);
  transition: color 0.3s ease;
}

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

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: var(--text-gray);
}

/* Media Queries */
@media (max-width: 991px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title, .cta-title {
    font-size: 2rem;
  }
  
  .step-title {
    font-size: 1.75rem;
  }
}

@media (max-width: 767px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--primary-dark);
    padding: 40px 0;
    transition: 0.4s;
    flex-direction: column;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-list {
    flex-direction: column;
    text-align: center;
  }
  
  .nav-item {
    margin: 15px 0;
  }
  
  .nav-button {
    margin: 20px 0 0;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .step-row {
    flex-direction: column;
    text-align: center;
    margin-bottom: 60px;
  }
  
  .step-row:nth-child(even) {
    flex-direction: column;
  }
  
  .step-content {
    order: 2;
    padding: 0;
    margin-top: 30px;
  }
  
  .step-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .step-image {
    order: 1;
  }
}