.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1.25rem;
    border-radius: 999px;
    font-weight: 600;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

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

.btn-secondary {
    border: 1px solid var(--color-text);
    color: var(--color-text);
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    overflow: hidden;
}

.card-body {
    padding: var(--space-4);
}

.card-media {
    aspect-ratio: 16 / 10;
    background: #ddd;
}

.placeholder-card {
    min-height: 320px;
    background: var(--color-surface);
    border: 1px dashed var(--color-line);
    border-radius: var(--radius);
    display: grid;
    place-items: center;
    color: var(--color-muted);
}

.text-link {
    display: inline-block;
    margin-top: var(--space-3);
    text-decoration: underline;
}

.overview-card .card-body,
.portfolio-item-card .card-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.overview-card h2 {
    margin-bottom: 0;
    font-size: 1.5rem;
}