:root {
  --primary: #0a58ca;
  --primary-hover: #084298;
  --secondary: #e9ecef;
  --text-dark: #212529;
  --text-light: #6c757d;
  --bg-light: #f8f9fa;
  --white: #ffffff;
  --accent: #00d2ff;
  --accent-secondary: #3a7bd5;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --radius: 12px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  color: var(--text-dark);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

/* Header & Navigation */
header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

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

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

/* Hero Section */
.hero {
  padding: 6rem 2rem;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1.1rem;
}

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Main Content */
main {
  max-width: 1000px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.content-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 3rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 3rem;
}

.content-card h2 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--secondary);
  padding-bottom: 0.5rem;
}

.content-card h3 {
  color: var(--text-dark);
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
}

.content-card p {
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.content-card ul, .content-card ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--text-light);
}

.content-card li {
  margin-bottom: 0.5rem;
}

.cta-box {
  background: var(--bg-light);
  border-left: 4px solid var(--primary);
  padding: 2rem;
  margin: 2rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
  text-align: center;
}

.cta-box h3 {
  margin-top: 0;
}

.image-container {
  margin: 2rem 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.image-container img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition);
}

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

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(10, 88, 202, 0.1);
}

/* Footer */
footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--secondary);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--white);
  text-decoration: underline;
}

.copyright {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 5px;
}
.mobile-menu-btn span {
  width: 25px;
  height: 3px;
  background-color: var(--white);
  transition: 0.3s;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.8rem;
    overflow-wrap: break-word;
    word-break: break-word;
  }
  
  .content-card {
    padding: 2rem 1.5rem;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    background-color: var(--primary);
    padding: 1rem 0;
    text-align: center;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-links li {
    margin: 10px 0;
  }
}