:root {
  --primary-color: #0d9488;
  --primary-dark: #0f766e;
  --secondary-color: #0f172a;
  --accent-color: #f59e0b;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --glass-bg: rgba(255, 255, 255, 0.8);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Outfit', sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

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

p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 100px 0;
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition-smooth);
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary-color);
}

.logo img {
  height: 40px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: var(--transition-smooth);
}

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

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-smooth);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

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

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(135deg, #f0fdfa 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -10%;
  width: 40%;
  height: 40%;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.1) 0%, transparent 70%);
  z-index: 0;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  background: linear-gradient(to right, var(--secondary-color), var(--primary-color));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 2rem;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-20px);
  }
}

/* Features */
.features .section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

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

.feature-card {
  background: var(--bg-white);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: #f0fdfa;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  color: var(--primary-color);
  font-size: 1.5rem;
}

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

.cta h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: white;
}

.cta p {
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

/* Footer */
footer {
  padding: 60px 0 30px;
  background: var(--bg-white);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 992px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .nav-links {
    display: none;
  }
}

@media (max-width: 768px) {
  section {
    padding: 60px 0;
  }

  .hero {
    padding: 120px 0 60px;
  }
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:nth-child(1) {
  transition-delay: 0.1s;
}

.feature-card:nth-child(2) {
  transition-delay: 0.2s;
}

.feature-card:nth-child(3) {
  transition-delay: 0.3s;
}