.container {
  max-width: var(--content-max-width, 960px);
  margin: 0 auto;
  padding: 0 var(--spacing-md, 1.5rem);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-size: var(--font-size-base);
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base, 0.3s ease);
  font-family: var(--font-family-base);
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  text-decoration: none;
  opacity: 1;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  opacity: 1;
}

.btn-member {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-text-muted);
  color: var(--color-text-white);
  border-radius: 4px;
  font-size: var(--font-size-sm);
}

.card {
  background-color: var(--color-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

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

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

.card-title {
  margin: 0 0 var(--spacing-xs);
  font-size: var(--font-size-md);
}

.card-description {
  margin: 0;
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: var(--font-size-sm);
  font-weight: bold;
  color: var(--color-text);
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  transition: border-color var(--transition-base);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-focus);
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--spacing-xl);
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border-light);
  border-radius: 4px;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: all var(--transition-base);
}

.pagination a:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
  opacity: 1;
}

.pagination .current {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

.filter-sidebar {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.filter-group {
  margin-bottom: var(--spacing-md);
}

.filter-group-title {
  font-size: var(--font-size-sm);
  font-weight: bold;
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-text);
}

.filter-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.filter-group li a,
.filter-group li button {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  background: none;
  border: none;
  border-radius: 4px;
  text-align: left;
  cursor: pointer;
  transition: background-color var(--transition-base);
  font-family: var(--font-family-base);
}

.filter-group li a:hover,
.filter-group li button:hover,
.filter-group li a.is-active,
.filter-group li button.is-active {
  background-color: var(--color-bg-section);
  color: var(--color-primary);
  opacity: 1;
}

.hero-placeholder {
  aspect-ratio: 5 / 3;
  background: var(--color-divider);
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-no-image {
  width: 100%;
  height: 100%;
  background: var(--color-divider);
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-no-image-text {
  color: var(--color-text-light);
  font-size: var(--font-size-xs);
}

.text-placeholder {
  color: var(--color-text-light);
  padding: var(--spacing-xl) 0;
}

.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-xl) 0;
}

.loading-spinner::after {
  content: '';
  width: 32px;
  height: 32px;
  border: 3px solid #eee;
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.alert {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 4px;
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

.alert-info {
  background-color: #e8f4fd;
  border-left: 4px solid #2196F3;
  color: #1565C0;
}

.alert-warning {
  background-color: #fff8e1;
  border-left: 4px solid #FFC107;
  color: #F57F17;
}

.alert-error {
  background-color: #ffebee;
  border-left: 4px solid var(--color-primary);
  color: #B71C1C;
}

.alert-success {
  background-color: #e8f5e9;
  border-left: 4px solid #4CAF50;
  color: #1B5E20;
}