:root {
  /* Colors */
  --primary-color: #DF4848;
  --primary-hover: #c53d3d;
  --dark-grey: #2d3748;
  --medium-grey: #4a5568;
  --light-grey: #f7fafc;
  --white: #ffffff;
  --off-white: #f8f9fa;
  --border-color: #e2e8f0;
  
  /* Typography */
  --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: all 0.15s ease-in-out;
  --transition-normal: all 0.3s ease-in-out;
  --transition-slow: all 0.5s ease-in-out;
}

/* Reset and Base Styles */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  line-height: 1.7;
  color: var(--dark-grey);
  background-color: var(--off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--dark-grey);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--medium-grey);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button, .btn {
  cursor: pointer;
  font-family: var(--font-main);
  transition: var(--transition-normal);
}

section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

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

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  position: relative;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-primary { color: var(--primary-color); }
.bg-primary { background-color: var(--primary-color); }
.bg-light { background-color: var(--light-grey); }
.bg-white { background-color: var(--white); }
.rounded { border-radius: var(--radius-md); }
.shadow { box-shadow: var(--shadow-md); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }

/* Header Styles */
header {
  background-color: #ffffff; /* Solid white background */
  box-shadow: var(--shadow-sm);
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  transition: var(--transition-normal);
}

header.scrolled {
  box-shadow: var(--shadow-md);
  padding: 0;
  background-color: #ffffff; /* Solid white background */
}

header.scrolled-down {
  transform: translateY(-100%);
}

header.scrolled-up {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

/* Sticky header when scrolled */
header.scrolled {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  align-items: center;
  padding: 20px 0;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  font-weight: 800;
  color: var(--primary-color);
  height: 40px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-normal);
}

.logo:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.logo span {
  color: var(--dark-grey);
}

/* Navigation */
.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  position: relative;
  font-weight: 500;
  font-size: 1rem;
  color: var(--dark-grey);
  padding: var(--spacing-sm) 0;
  margin: 0 var(--spacing-xs);
  transition: var(--transition-normal);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-color);
  transition: var(--transition-normal);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark-grey);
  cursor: pointer;
  padding: var(--spacing-xs);
  z-index: 1001;
  transition: var(--transition-normal);
}

.mobile-menu-btn:hover {
  color: var(--primary-color);
}

.mobile-menu-btn[aria-expanded="true"] {
  color: var(--primary-color);
}

@media (max-width: 992px) {
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 90%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--white);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 100px var(--spacing-lg) var(--spacing-xl);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    z-index: 1000;
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 1.1rem;
    margin: 0;
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .nav-link i {
    transition: transform 0.3s ease;
  }
  
  .nav-link.active i {
    transform: rotate(180deg);
  }
  
  .dropdown-content {
    position: static;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    padding: 0 0 0 var(--spacing-md);
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
  }
  
  .dropdown.active .dropdown-content {
    max-height: 300px;
    padding: var(--spacing-sm) 0 var(--spacing-sm) var(--spacing-md);
  }
  
  .dropdown-link {
    padding: 10px 0;
    color: var(--medium-grey);
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .dropdown-link i {
    font-size: 0.9em;
  }
  
  .dropdown-link:hover {
    background: none;
    color: var(--primary-color);
    padding-left: 5px;
  }
  
  .nav-link.btn {
    justify-content: center;
    margin-top: var(--spacing-md);
    border: none;
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-md);
    padding: 12px;
  }
  
  .nav-link.btn:hover {
    background: var(--primary-hover);
  }
}

.dropdown {
  position: relative;
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--white);
  min-width: 200px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 1;
}

.dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: 10px 20px;
  transition: var(--transition);
}

.dropdown-link:hover {
  background-color: var(--light-grey);
  color: var(--primary-color);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-grey);
}

/* Hero Section */
.hero {
  padding: 180px 0 120px;
  background: linear-gradient(135deg, rgba(223, 72, 72, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
  position: relative;
  overflow: hidden;
  text-align: left;
  margin-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml;base64,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') no-repeat center center/cover;
  opacity: 0.8;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  padding: 0 var(--spacing-md);
}

.hero-text {
  flex: 1;
  max-width: 600px;
  text-align: left;
}

.hero-image {
  flex: 1;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  animation: fadeIn 1s ease-out 0.6s both;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  transition: transform 0.5s ease;
}

.hero-image:hover img {
  transform: scale(1.02);
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--dark-grey);
  animation: fadeInUp 0.8s ease-out;
}

.hero h1 .text-primary {
  position: relative;
  display: inline-block;
}

.hero h1 .text-primary::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 8px;
  background-color: rgba(223, 72, 72, 0.2);
  z-index: -1;
  border-radius: 4px;
}

.hero .lead {
  font-size: 1.25rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  color: var(--medium-grey);
  max-width: 90%;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.badge {
  display: inline-block;
  background: rgba(223, 72, 72, 0.1);
  color: var(--primary-color);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  animation: fadeIn 0.8s ease-out;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-start;
  flex-wrap: wrap;
  margin: var(--spacing-lg) 0;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 1px solid transparent;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn i {
  font-size: 1.1em;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-white:hover {
  background-color: #f8f9fa;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.trusted-by {
  margin-top: var(--spacing-xl);
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.trusted-by span {
  display: block;
  font-size: 0.875rem;
  color: var(--medium-grey);
  margin-bottom: var(--spacing-sm);
}

.trusted-by .logos {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  flex-wrap: wrap;
}

.trusted-by .logos span {
  font-weight: 600;
  color: var(--dark-grey);
  opacity: 0.8;
  transition: var(--transition-normal);
  margin: 0;
}

.trusted-by .logos span:hover {
  opacity: 1;
  color: var(--primary-color);
}

/* Features Section */
.features {
  position: relative;
  overflow: hidden;
}

.section-header {
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

.section-header .subtitle {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.section-header .lead {
  font-size: 1.25rem;
  color: var(--medium-grey);
  margin-bottom: 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.feature-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(223, 72, 72, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
  font-size: 1.5rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--medium-grey);
  margin-bottom: var(--spacing-md);
}

.learn-more {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--primary-color);
  font-weight: 600;
  transition: var(--transition-normal);
}

.learn-more i {
  transition: transform 0.3s ease;
}

.learn-more:hover {
  color: var(--primary-hover);
}

.learn-more:hover i {
  transform: translateX(3px);
}

.cta-box {
  margin-top: var(--spacing-xl);
  background: var(--primary-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-md);
}

.cta-box h3 {
  color: white;
  margin-bottom: var(--spacing-xs);
}

.cta-box p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0;
}

/* Testimonials Section */
.testimonials {
  background-color: var(--light-grey);
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiB2aWV3Qm94PSIwIDAgMTAwMCA1MDAiIHByZXNlcnZlQXNwZWN0UmF0aW89Im5vbmUiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PHBhdGggZD0iTTAgMGgxMDAwdjUwMEgweiIgZmlsbD0iI2Y3ZmFmYyIvPjwvc3ZnPg==') no-repeat center center/cover;
  opacity: 0.5;
  z-index: 0;
}

.testimonials .container {
  position: relative;
  z-index: 1;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.testimonial-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 8rem;
  font-family: Georgia, serif;
  color: var(--light-grey);
  line-height: 1;
  z-index: 0;
}

.testimonial-content {
  position: relative;
  z-index: 1;
}

.quote-icon {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.8;
}

.testimonial-card p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--dark-grey);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.testimonial-author span {
  font-size: 0.9rem;
  color: var(--medium-grey);
}

.clients-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg) 0;
}

.client-logo {
  opacity: 0.7;
  transition: var(--transition-normal);
}

.client-logo:hover {
  opacity: 1;
}

.client-logo img {
  max-height: 40px;
  width: auto;
  filter: grayscale(100%);
  transition: var(--transition-normal);
}

.client-logo:hover img {
  filter: grayscale(0%);
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, #c53d3d 100%);
  color: white;
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml;base64,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') no-repeat center center/cover;
  opacity: 0.1;
  z-index: 0;
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
  color: white;
}

.cta-content p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-lg);
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-buttons .btn {
  min-width: 180px;
}

/* Footer */
.site-footer {
  background-color: var(--dark-grey);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--spacing-xl) 0 0;
  position: relative;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  padding-right: var(--spacing-xl);
}

.footer-brand .logo {
  color: white;
  margin-bottom: var(--spacing-md);
  height: 30px;
}

.footer-brand .logo img {
  height: 25px;
}

.footer-brand .logo i {
  color: var(--primary-color);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  color: white;
  transition: var(--transition-normal);
}

.social-link:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.footer-links-group h4 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: 10px;
}

.footer-links-group h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
}

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

.footer-links-group a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-normal);
  display: inline-block;
  padding: 4px 0;
}

.footer-links-group a:hover {
  color: white;
  transform: translateX(5px);
}

.footer-newsletter h4 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
}

.footer-newsletter p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
}

.newsletter-form .form-group {
  display: flex;
  gap: 10px;
}

.newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  color: white;
  transition: var(--transition-normal);
}

.newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(223, 72, 72, 0.3);
}

.newsletter-form .btn {
  white-space: nowrap;
  padding: 0 20px;
}

.footer-bottom {
  padding: var(--spacing-lg) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-md);
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition-normal);
}

.footer-legal a:hover {
  color: white;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition-normal);
  z-index: 999;
  border: none;
  box-shadow: var(--shadow-md);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--primary-hover);
  transform: translateY(-3px) !important;
  box-shadow: var(--shadow-lg);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Responsive Styles */
@media (max-width: 1200px) {
  .footer-top {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
  
  .footer-newsletter {
    grid-column: 1 / -1;
    max-width: 600px;
    margin: 0 auto;
  }
}

@media (max-width: 992px) {
  .hero {
    padding: 120px 0 80px;
  }
  
  .hero-content {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-text {
    max-width: 100%;
    text-align: center;
  }
  
  .hero .lead {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-image {
    max-width: 600px;
    margin: var(--spacing-xl) auto 0;
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
    text-align: center;
    padding-right: 0;
  }
  
  .footer-brand .logo {
    justify-content: center;
  }
  
  .social-links {
    justify-content: center;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-legal {
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero .lead {
    font-size: 1.1rem;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .section-header .lead {
    font-size: 1.1rem;
  }
  
  .cta-content h2 {
    font-size: 2rem;
  }
  
  .cta-content p {
    font-size: 1.1rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    gap: 10px;
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .footer-links {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 10px;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-legal {
    flex-direction: column;
    gap: 8px;
  }
  
  .back-to-top {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    bottom: 20px;
    right: 20px;
  }
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Responsive Hero */
@media (max-width: 992px) {
  .hero {
    padding: 160px 0 100px;
  }
  
  .hero h1 {
    font-size: 2.75rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 140px 0 80px;
    text-align: left;
  }
  
  .hero h1 {
    font-size: 2.25rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .hero-buttons {
    justify-content: flex-start;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  color: var(--white);
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--primary-hover);
  transition: var(--transition-normal);
  z-index: -1;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.btn:hover::before {
  width: 100%;
}

/* Button Variants */
.btn-outline {
  background-color: transparent;
  border-color: var(--primary-color);
  color: var(--primary-color);
}

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

.btn-secondary {
  background-color: var(--dark-grey);
  color: var(--white);
  margin-left: var(--spacing-sm);
}

.btn-secondary::before {
  background-color: var(--medium-grey);
}

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

.btn-white::before {
  background-color: var(--light-grey);
}

.btn-block {
  display: block;
  width: 100%;
}

/* Button Sizes */
.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-icon i {
  font-size: 1.25em;
  line-height: 1;
}

/* Sections */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--dark-grey);
  margin-bottom: 15px;
}

.section-title p {
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

/* Features */
.features {
  background-color: var(--white);
}

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

.feature-card {
  background-color: var(--white);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

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

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.feature-card h3 {
  margin-bottom: 15px;
  font-size: 1.5rem;
}

/* Products */
.products {
  background-color: var(--light-grey);
}

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

.product-card {
  background-color: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

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

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

.product-content {
  padding: 20px;
}

.product-content h3 {
  margin-bottom: 10px;
}

.product-content p {
  margin-bottom: 15px;
  color: #666;
}

.product-price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 15px;
}

/* Testimonials */
.testimonials {
  background-color: var(--white);
}

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

.testimonial-card {
  background-color: var(--light-grey);
  border-radius: 10px;
  padding: 30px;
  position: relative;
}

.testimonial-text {
  margin-bottom: 20px;
  font-style: italic;
}

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

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-right: 15px;
}

.author-info h4 {
  margin-bottom: 5px;
}

.author-info p {
  color: #666;
  font-size: 0.9rem;
}

/* Calculator */
.calculator {
  background-color: var(--light-grey);
}

.calculator-container {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
}

.result {
  margin-top: 30px;
  padding: 20px;
  background-color: var(--light-grey);
  border-radius: 5px;
  text-align: center;
}

.result h3 {
  color: var(--primary-color);
  margin-bottom: 10px;
}

.result p {
  font-size: 1.8rem;
  font-weight: 700;
}

/* Contact */
.contact {
  background-color: var(--white);
}

.contact-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 50px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.contact-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.contact-form {
  background-color: var(--light-grey);
  padding: 30px;
  border-radius: 10px;
}

.contact-form h3 {
  margin-bottom: 20px;
}

.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
  resize: vertical;
  min-height: 150px;
}

/* Footer */
footer {
  background-color: var(--dark-grey);
  color: var(--white);
  padding: 60px 0 20px;
}

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

.footer-col h3 {
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary-color);
  padding-left: 5px;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-link:hover {
  background-color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--white);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 50px;
    transition: var(--transition);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  }

  .nav-menu.active {
    left: 0;
  }

  .mobile-menu-btn {
    display: block;
  }

  .dropdown-content {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .dropdown.active .dropdown-content {
    max-height: 500px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .btn {
    padding: 10px 25px;
  }
}