/* Common Styles for All Pages */

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

:root {
  --dark-navy: #2c3e50;
  --dark-gray: #34495e;
  --medium-gray: #7f8c8d;
  --light-gray: #ecf0f1;
  --very-light-gray: #f8f9fa;
  --white: #ffffff;
  --accent-purple: #9b59b6;
  --accent-light-purple: #e8d5f2;
  --text-dark: #2c3e50;
  --text-medium: #5d6d7b;
  --text-light: #95a5a6;
  --border-color: #bdc3c7;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--white);
}

/* Header & Navigation */
header {
  background: var(--white);
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 0.9rem;
  color: var(--text-light);
  font-weight: 500;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

nav a {
  font-size: 0.85rem;
  color: var(--text-dark);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:hover,
nav a.active {
  color: var(--accent-purple);
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  background: var(--dark-navy);
  color: var(--white);
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.85rem;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}

.btn:hover {
  background: var(--dark-gray);
}

/* Footer */
footer {
  background: var(--dark-navy);
  color: var(--white);
  padding: 3rem 2rem 1rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-section ul {
  list-style: none;
}

.footer-section a {
  color: var(--light-gray);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

.footer-section a:hover {
  color: var(--accent-purple);
}

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

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: background 0.3s;
}

.footer-social a:hover {
  background: var(--accent-purple);
}

.footer-section input {
  padding: 0.5rem;
  border: none;
  border-radius: 4px;
}

.footer-description {
  font-size: 0.9rem;
  color: var(--light-gray);
  margin-bottom: 1rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-input {
  flex: 1;
  padding: 0.5rem;
  border: none;
  border-radius: 4px;
  font-size: 0.9rem;
}

.newsletter-btn {
  margin: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

.footer-bottom a {
  color: var(--light-gray);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-bottom a:hover {
  color: var(--accent-purple);
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 1rem;
  }

  nav {
    flex-direction: column;
    gap: 0.75rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}