/* Base Variables */
:root {
  --primary-color: #635bff;
  --text-color: #1a1a1a;
  --text-light: #666;
  --bg-color: #ffffff;
  --border-color: #e6ebf1;
  --spacing-unit: 1rem;
  --max-width: 1200px;
  --border-radius: 4px;
  --transition: all 0.2s ease;
}

/* Base Reset & Typography */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 
               Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--bg-color);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 600;
}

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

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

/* Header Styles */
.site-header {
  position: sticky;
  top: 0;
  background-color: var(--bg-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  z-index: 100;
  padding: 1rem 0;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

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

.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  position: relative;
}

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

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-color);
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--text-color);
  left: 0;
}

.hamburger::before {
  top: -6px;
}

.hamburger::after {
  bottom: -6px;
}

/* Footer Styles */
.site-footer {
  background-color: #f6f9fc;
  padding: 3rem 0;
  border-top: 1px solid var(--border-color);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}

.social-links {
  display: flex;
  gap: 1.5rem;
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

.copyright {
  color: var(--text-light);
  font-size: 0.85rem;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--bg-color);
    flex-direction: column;
    align-items: center;
    padding: 1rem 0;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.1);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-menu li {
    width: 100%;
    text-align: center;
  }
  
  .nav-menu a {
    display: block;
    padding: 1rem;
  }
  
  .footer-links {
    flex-direction: column;
  }
}

@media (min-width: 769px) {
  .header-container {
    padding: 0 2rem;
  }
  
  .footer-container {
    flex-direction: row;
    justify-content: space-between;
  }
}