[data-theme="light"] {
    --pico-primary: #7c3aed;
    --pico-primary-background: #7c3aed;
    --pico-primary-hover: #6d28d9;
    --pico-primary-focus: rgba(124, 58, 237, 0.5);
}
[data-theme="dark"] {
    --pico-background-color: #0f0f0f;
    --pico-color: #e0e0e0;
    --pico-primary: #a78bfa;
    --pico-primary-background: #7c3aed;
    --pico-card-background-color: #1a1a1a;
    --pico-form-element-background-color: #2a2a2a;
    --pico-switch-checked-background-color: #7c3aed;
}

/* Custom tweaks strictly for layout spacing, keeping Pico semantics */
header { padding-top: 2rem; padding-bottom: 2rem; text-align: center; }
.logo { width: 120px; height: 120px; border-radius: 50%; margin-bottom: 1rem; object-fit: cover; }
.release-meta { font-size: 0.8rem; opacity: 0.8; margin-bottom: 1rem; }
.download-btn { width: 100%; margin-top: 1rem; }
details summary { cursor: pointer; }
.error-message { color: var(--pico-del-color); text-align: center; }
#gallery-section figcaption {
    color: var(--pico-h2-color, var(--pico-color));
    font-weight: bold;
    text-align: center;
    margin-top: 0.5rem;
}