.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  border: 1.5px solid var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.btn-secondary:hover {
  background-color: var(--color-accent-primary);
  color: var(--color-text-light);
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  background-color: rgba(250, 250, 250, 0.95);
  box-shadow: var(--shadow-sm);
}

.navbar-logo {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.navbar-logo span {
  color: var(--color-accent-primary);
}

.navbar-menu {
  display: flex;
  gap: var(--space-lg);
}

.navbar-menu a {
  font-size: 15px;
  position: relative;
}

.navbar-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-accent-primary);
  transition: var(--transition);
}

.navbar-menu a:hover::after {
  width: 100%;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
}

.navbar-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: var(--transition);
}

@media (max-width: 768px) {
  .navbar {
    height: 64px;
  }
  .navbar-menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--color-bg-primary);
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  .navbar-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .navbar-toggle {
    display: flex;
  }
}

.card {
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--space-md);
}

.card-title {
  font-size: 18px;
  margin-bottom: var(--space-xs);
}

.card-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  font-size: 15px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-primary);
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent-primary);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}