/* ==========================================================================
   Courseware Authoring Standard — shared components
   Cards, learning-journal, summary blocks, and attributed footer.
   Theme-aware via @media (prefers-color-scheme: dark) to match enhanced.css.
   ========================================================================== */

/* --- Section rhythm --- */
.lesson-section { margin: 2.5rem 0; }

/* --- Cards --- */
.card {
    border: 1px solid #e5e7eb;
    border-left: 5px solid #3b82f6;
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    background: #f8fafc;
}
.card h2, .card h3, .card h4 {
    background: transparent !important;
    color: inherit;
    margin-top: 0;
    padding: 0;
}
.card-info    { background: #eff6ff; border-left-color: #3b82f6; }
.card-accent  { background: #f5f3ff; border-left-color: #8b5cf6; }
.card-success { background: #ecfdf5; border-left-color: #10b981; }
.card-warning { background: #fffbeb; border-left-color: #f59e0b; }

/* --- Common Questions <details> --- */
.lesson-section details {
    margin: 0.6rem 0;
    padding: 0.5rem 0.9rem;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    background: #f8fafc;
}
.lesson-section details summary {
    cursor: pointer;
    font-weight: 600;
}

/* --- Attributed footer --- */
.site-footer {
    margin-top: 3rem;
    padding: 1.5rem 1rem;
    border-top: 2px solid #e5e7eb;
    background: #f8f9fa;
    text-align: center;
    font-size: 0.95rem;
}
.site-footer .footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 0.6rem 0;
}
.site-footer .footer-links a { text-decoration: none; }

/* ==========================================================================
   Dark mode (mirrors styles/enhanced.css palette)
   ========================================================================== */
@media (prefers-color-scheme: dark) {
    .card {
        border-color: #3e3e42;
        background: #252526;
    }
    .card-info    { background: #22314f; border-left-color: #569cd6; }
    .card-accent  { background: #2d2540; border-left-color: #a78bfa; }
    .card-success { background: #1e3a30; border-left-color: #34d399; }
    .card-warning { background: #3a3320; border-left-color: #fbbf24; }

    .lesson-section details {
        background: #2d2d30;
        border-color: #3e3e42;
    }
    .site-footer {
        background: #2d2d30;
        border-top-color: #3e3e42;
        color: #d4d4d4;
    }
}