/* Base Styles */
:root {
  --primary: #E21836;
  --secondary: #3B78CF;
  --dark: #111827;
  --light: #F9FAFB;
  --white: #FFFFFF;
  --accent: #37B38B;
  --gray: #6B7280;
  --gradient: linear-gradient(120deg, var(--primary), var(--secondary));
  --box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Poppins', 'Segoe UI', sans-serif;
  color: var(--dark);
  background-color: var(--light);
  line-height: 1.5;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.2rem, 3vw, 1.75rem);
}

p {
  margin-bottom: 1rem;
}

.section-title {
  position: relative;
  padding-bottom: 1rem;
  margin-bottom: 3rem;
  text-align: center;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient);
  border-radius: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
  border: none;
  box-shadow: var(--box-shadow);
}

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 20px -10px rgba(226, 24, 54, 0.4);
}

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

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

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.header.sticky {
  padding: 0.5rem 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--dark);
}

.logo svg {
  height: 40px;
  width: auto;
}

.logo-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  color: var(--dark);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

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

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--dark);
  overflow: hidden;
  padding: 8rem 0 5rem;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(226, 24, 54, 0.8), rgba(59, 120, 207, 0.8));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  max-width: 700px;
}

.hero-subtitle {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 500;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero-title {
  font-size: clamp(2.5rem, 7vw, 4rem);
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-description {
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Features Section */
.features {
  padding: 6rem 0;
  background-color: var(--light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--white);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: var(--gradient);
  color: var(--white);
  font-size: 1.5rem;
}

.feature-content {
  padding: 2rem;
  text-align: center;
}

.feature-title {
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

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

/* How It Works */
.how-it-works {
  padding: 6rem 0;
  background: var(--white);
}

.steps {
  counter-reset: step;
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.step {
  position: relative;
  padding-left: 3.5rem;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.step-content {
  border-left: 2px dashed var(--primary);
  padding-left: 1.5rem;
  height: 100%;
  min-height: 150px;
}

.step-title {
  margin-bottom: 1rem;
}

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

/* Testimonials */
.testimonials {
  padding: 6rem 0;
  background-color: var(--light);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--white);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--box-shadow);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 5rem;
  color: var(--primary);
  opacity: 0.1;
  line-height: 0;
}

.testimonial-text {
  position: relative;
  z-index: 1;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-info h4 {
  margin-bottom: 0.25rem;
}

.author-info p {
  color: var(--gray);
  font-size: 0.875rem;
}

/* CTA Section */
.cta {
  padding: 6rem 0;
  background: var(--gradient);
  color: var(--white);
  text-align: center;
}

.cta-title {
  margin-bottom: 1.5rem;
}

.cta-description {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  opacity: 0.9;
}

.cta .btn {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.cta .btn:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
}

/* Footer */
.footer {
  background: var(--dark);
  color: var(--light);
  padding: 5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
}

.footer-logo {
  margin-bottom: 1.5rem;
}

.footer-logo svg {
  width: 120px;
  height: auto;
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1.5rem;
}

.footer-heading {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  position: relative;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--primary);
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: 0.5rem;
}

.copyright {
  margin-top: 4rem;
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 1s ease forwards;
}

.slide-up {
  animation: slideUp 1s ease forwards;
}

.delay-100 {
  animation-delay: 100ms;
}

.delay-200 {
  animation-delay: 200ms;
}

.delay-300 {
  animation-delay: 300ms;
}

.delay-400 {
  animation-delay: 400ms;
}

/* Responsive Design */
@media (max-width: 992px) {
  .step::after {
    display: none;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: calc(100vh - 80px);
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 2rem;
    transition: var(--transition);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 10;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .hero-btns {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .section-title {
    margin-bottom: 2rem;
  }
  
  .features-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}