:root {
    --bg-color: #ffffff;
    --text-color: #1a202c;
    --card-bg: #f8fafc;
    --border-color: #e2e8f0;
}
html.dark {
    --bg-color: #0f172a;
    --text-color: #f1f5f9;
    --card-bg: #1e293b;
    --border-color: #334155;
}
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}
#rating-modal.hidden {
    display: none;
}
#star-rating .fas.fa-star {
    color: #cbd5e1; /* slate-400 */
}
#star-rating .fas.fa-star.selected {
    color: #f59e0b; /* amber-500 */
}