/* BEM Card Component */
.demo-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    overflow: hidden;
    max-width: 300px;
    margin: 20px auto;
    transition: transform 0.2s ease;
}

.demo-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.demo-card__image {
    width: 100%;
    height: 150px;
    background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.demo-card__header {
    padding: 16px;
    border-bottom: 1px solid #e2e8f0;
}

.demo-card__title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #2d3748;
}

.demo-card__subtitle {
    margin: 4px 0 0 0;
    font-size: 0.875rem;
    color: #718096;
}

.demo-card__content {
    padding: 16px;
}

.demo-card__text {
    margin: 0 0 12px 0;
    color: #4a5568;
    line-height: 1.5;
}

.demo-card__footer {
    padding: 16px;
    background: #f7fafc;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.demo-card__button {
    background: #3182ce;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background-color 0.2s ease;
}

.demo-card__button:hover {
    background: #2c5aa0;
}

.demo-card__meta {
    font-size: 0.75rem;
    color: #a0aec0;
}

/* Modifier classes */
.demo-card--featured {
    border: 2px solid #3182ce;
}

.demo-card--compact .demo-card__header,
.demo-card--compact .demo-card__content,
.demo-card--compact .demo-card__footer {
    padding: 12px;
}