@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  /* Colors */
  --color-primary: #1e3a8a; /* Deep Blue */
  --color-primary-dark: #172554;
  --color-primary-light: #3b82f6;
  --color-secondary: #10b981; /* Emerald Green */
  --color-secondary-dark: #059669;
  --color-secondary-light: #34d399;
  
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #334155;
  --color-heading: #0f172a;
  
  --color-white: #ffffff;
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-blur: blur(12px);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
  
  /* Typography */
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;
  
  /* Utilities */
  --border-radius: 16px;
  --transition: all 0.3s ease;
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

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

/* Layout */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

/* Typography Utilities */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(30, 58, 138, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 58, 138, 0.3);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

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

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

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: var(--transition);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.1);
}

/* Header & Navbar */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
  padding: 1.5rem 0;
}

.header.scrolled {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 1rem 0;
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

.nav-links a {
  font-weight: 500;
  color: var(--color-text);
  transition: var(--transition);
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: var(--transition);
}

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

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

/* Footer */
.footer {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  color: var(--color-white);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--color-secondary);
  border-radius: 2px;
}

.footer-col p {
  color: #cbd5e1;
  margin-bottom: 1rem;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: #cbd5e1;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }

  .nav-links.active {
    display: flex;
  }

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