:root {
  --primary-color: #000000;
  --secondary-color: #86868b;
  --accent-color: #0071e3;
  --background-color: #ffffff;
  --text-color: #1d1d1f;
  --white: #ffffff;
  --gray-100: #f5f5f7;
  --gray-200: #e8e8ed;
  --gray-300: #d2d2d7;
  --gray-400: #a1a1a6;
  --gray-500: #86868b;
  --gray-600: #6e6e73;
  --gray-700: #424245;
  --gray-800: #1d1d1f;
  --gray-900: #000000;
  --success-color: #4cd964;
  --error-color: #ff3b30;
  --warning-color: #ff9500;
  --info-color: #0071e3;
  --border-radius: 0.75rem;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 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);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'SF Pro Text', 'SF Pro Icons', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--background-color);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

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

a:hover {
  color: #2997ff;
}

ul {
  list-style: none;
}

/* Header & Navigation */
header {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.8rem 1.5rem;
}

.logo {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--primary-color);
}

nav ul {
  display: flex;
}

nav ul li {
  margin-left: 2rem;
}

nav ul li a {
  color: var(--gray-700);
  font-size: 0.875rem;
  font-weight: 400;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 18px;
  height: 1.5px;
  margin: 4px 0;
  background: var(--primary-color);
  transition: var(--transition);
}

/* Hero Section */
#hero {
  padding: 8rem 1rem 4rem;
  text-align: center;
  background-color: var(--white);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--gray-100);
  border-radius: 20px;
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  animation: fadeIn 0.8s ease-out forwards;
}

.badge i {
  width: 1rem;
  height: 1rem;
}

#hero h1 {
  max-width: 800px;
  margin: 0 auto 1.5rem;
  animation: fadeIn 0.8s ease-out 0.2s forwards;
  opacity: 0;
  font-size: 3.5rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

#hero p {
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--gray-600);
  font-size: 1.25rem;
  animation: fadeIn 0.8s ease-out 0.4s forwards;
  opacity: 0;
}

.gradient-text {
  background: linear-gradient(90deg, var(--accent-color), #2997ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  animation: fadeIn 0.8s ease-out 0.6s forwards;
  opacity: 0;
}

.cta-button {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  border-radius: 22px;
  text-align: center;
  transition: var(--transition);
}

.cta-button.primary {
  background-color: var(--accent-color);
  color: var(--white);
}

.cta-button.primary:hover {
  background-color: #2997ff;
}

.cta-button.secondary {
  background-color: var(--white);
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
}

.cta-button.secondary:hover {
  background-color: rgba(0, 113, 227, 0.05);
}

.hero-image {
  max-width: 800px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
  animation: fadeIn 0.8s ease-out 0.8s forwards;
  opacity: 0;
}

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

/* Section Styling */
section {
  padding: 5rem 1.5rem;
}

section:nth-child(even) {
  background-color: var(--gray-100);
}

.section-heading {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem;
}

.section-heading h2 {
  margin-bottom: 1rem;
  font-size: 2.5rem;
  letter-spacing: -0.01em;
}

.section-heading p {
  color: var(--gray-600);
}

/* Services Section */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  background-color: var(--white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.service-icon {
  width: 3rem;
  height: 3rem;
  background-color: var(--gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon i {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--accent-color);
}

.service-card h3 {
  margin-bottom: 1rem;
  font-weight: 600;
}

.service-card ul {
  color: var(--gray-600);
}

.service-card ul li {
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
}

.service-card ul li::before {
  content: "•";
  color: var(--accent-color);
  position: absolute;
  left: 0;
}

/* Testimonials Section */
#testimonials {
  background-color: var(--white);
  position: relative;
  overflow: hidden;
}

.testimonial-slider {
  display: flex;
  overflow: hidden;
  margin-bottom: 2rem;
}

.testimonial {
  min-width: 100%;
  padding: 0 1rem;
  transition: transform 0.5s ease;
}

.testimonial-content {
  background-color: var(--gray-100);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.testimonial-content::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 30px;
  width: 20px;
  height: 20px;
  background-color: var(--gray-100);
  transform: rotate(45deg);
}

.testimonial-content p {
  font-style: italic;
  margin-bottom: 0;
}

.testimonial-author {
  display: flex;
  align-items: center;
  margin-left: 2rem;
}

.testimonial-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 1rem;
}

.testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.testimonial-info p {
  margin-bottom: 0;
  color: var(--gray-600);
  font-size: 0.875rem;
}

.testimonial-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

.testimonial-prev,
.testimonial-next {
  background: none;
  border: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--white);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: var(--transition);
}

.testimonial-prev:hover,
.testimonial-next:hover {
  background-color: var(--gray-100);
}

.testimonial-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background-color: var(--gray-300);
  cursor: pointer;
  transition: var(--transition);
}

.dot.active {
  background-color: var(--accent-color);
}

/* How It Works Section */
.steps {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
}

.step {
  flex: 1;
  min-width: 250px;
  text-align: center;
  padding: 2rem 1rem;
  position: relative;
}

.step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 4rem;
  right: 0;
  width: 50%;
  height: 2px;
  background-color: var(--gray-300);
}

.step:not(:first-child)::before {
  content: "";
  position: absolute;
  top: 4rem;
  left: 0;
  width: 50%;
  height: 2px;
  background-color: var(--gray-300);
}

.step-icon {
  width: 4rem;
  height: 4rem;
  background-color: var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 1;
}

.step-icon i {
  width: 2rem;
  height: 2rem;
  color: var(--white);
}

.step h3 {
  margin-bottom: 1rem;
}

.step p {
  color: var(--gray-600);
}

/* Pricing Section */
.pricing-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.pricing-card {
  flex: 1;
  min-width: 280px;
  max-width: 350px;
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

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

.pricing-card.featured {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--accent-color);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-5px);
}

.pricing-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: var(--accent-color);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
}

.pricing-header {
  padding: 2rem;
  text-align: center;
  border-bottom: 1px solid var(--gray-200);
}

.pricing-header h3 {
  margin-bottom: 1rem;
}

.price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-color);
}

.price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--gray-600);
}

.pricing-features {
  padding: 2rem;
  border-bottom: 1px solid var(--gray-200);
}

.pricing-features li {
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
  position: relative;
}

.pricing-features li::before {
  content: "✓";
  color: var(--accent-color);
  position: absolute;
  left: 0;
}

.pricing-card .cta-button {
  display: block;
  margin: 2rem;
}

.pricing-note {
  text-align: center;
  color: var(--gray-600);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info {
  padding-right: 2rem;
}

.contact-details {
  margin-top: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.contact-item i {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--accent-color);
  margin-right: 1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

/* Footer */
footer {
  background-color: var(--gray-800);
  color: var(--white);
  padding: 4rem 1rem 2rem;
}

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

.footer-logo p {
  color: var(--gray-400);
  margin-top: 1rem;
}

.social-icons {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--gray-700);
  border-radius: 50%;
  color: var(--white);
  transition: var(--transition);
}

.social-icons a:hover {
  background-color: var(--accent-color);
}

.social-icons i {
  width: 1rem;
  height: 1rem;
}

.footer-links h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

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

.footer-links ul li a {
  color: var(--gray-400);
  transition: var(--transition);
}

.footer-links ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-700);
  color: var(--gray-400);
  font-size: 0.875rem;
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  color: var(--gray-400);
}

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

/* Notification */
.notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 400px;
  transform: translateY(150%);
  transition: transform 0.3s ease;
  z-index: 1000;
}

.notification.show {
  transform: translateY(0);
}

.notification-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.notification-content i {
  color: var(--success-color);
  width: 1.5rem;
  height: 1.5rem;
}

.notification-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gray-500);
}

.notification-close:hover {
  color: var(--gray-700);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Media Queries */
@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .contact-info {
    padding-right: 0;
  }
  
  .step:not(:last-child)::after,
  .step:not(:first-child)::before {
    display: none;
  }
}

@media (max-width: 768px) {
  nav ul {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .steps {
    flex-direction: column;
  }
  
  .step {
    margin-bottom: 2rem;
  }
  
  .pricing-grid {
    flex-direction: column;
    align-items: center;
  }
  
  .pricing-card {
    width: 100%;
    max-width: 400px;
    margin-bottom: 2rem;
  }
  
  .pricing-card.featured {
    transform: scale(1);
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .footer-legal {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .cta-buttons {
    flex-direction: column;
  }
  
  .section-heading {
    margin-bottom: 2rem;
  }
  
  .testimonial-author {
    flex-direction: column;
    text-align: center;
  }
  
  .testimonial-avatar {
    margin-right: 0;
    margin-bottom: 0.5rem;
  }
}