/* Button styles */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: var(--font-size-base);
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

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

.btn--secondary {
  background: #111;
  color: #fff;
}

.btn:hover, .btn:focus {
  background: var(--color-primary-dark);
}

.btn--secondary:hover, .btn--secondary:focus {
  background: #222;
  color: #fff;
}

/* Card styles */
.card {
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

/* News grid */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  position: relative;
}

.header-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
}

.logo-ga {
  color: #3498db;
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  font-family: Arial, sans-serif;
}

.logo-connects {
  color: #2c3e50;
  font-size: 14px;
  font-weight: bold;
  letter-spacing: 1px;
  font-family: Arial, sans-serif;
}

@media (max-width: 600px) {
  .logo-ga {
    font-size: 1.25rem;
  }
  .logo-connects {
    font-size: 0.75rem;
  }
}

.nav-list {
  display: flex;
  gap: var(--spacing-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  color: var(--color-gray-900);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: background var(--transition-fast);
  text-decoration: none;
}

.nav-link.active, .nav-link:hover, .nav-link:focus {
  background: var(--color-gray-100);
  color: var(--color-primary);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  padding: var(--spacing-xs);
  color: var(--color-gray-900);
}

.mobile-menu {
  display: none;
}

/* Show mobile menu and hide desktop nav-list on mobile */
@media (max-width: 768px) {
  .nav-list {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .mobile-menu {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
  }
  .mobile-menu:not(.active) {
    display: none;
  }
  .mobile-menu .nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
  }
  .mobile-menu .nav-link {
    font-size: var(--font-size-lg);
  }
}

/* Hide mobile menu button on desktop */
@media (min-width: 769px) {
  .mobile-menu-btn {
    display: none;
  }
}

/* News Card */
.news-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.news-card__content {
  padding: var(--spacing-lg);
}

.news-card__category {
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.news-card__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-900);
}

.news-card__excerpt {
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.news-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}