/* ========================================
   Course Viewer - Learner Effectiveness Card
   ======================================== */

#jex-course-viewer-container .jex-course-effectiveness-card {
    width: 100%;
    box-sizing: border-box;
    margin: 0 0 1.25rem;
    padding: 1rem;
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-corner-large);
    background: var(--md-sys-color-surface-container-low);
    color: var(--md-sys-color-on-surface);
    box-shadow: var(--md-sys-elevation-1);
}

#jex-course-viewer-container .course-cover .jex-course-effectiveness-card {
    margin: 0.5rem 0 0;
    background: color-mix(in srgb, var(--md-sys-color-surface), transparent 8%);
}

#jex-course-viewer-container .jex-course-effectiveness-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

#jex-course-viewer-container .jex-course-effectiveness-card__eyebrow {
    display: block;
    margin: 0 0 0.25rem;
    color: var(--md-sys-color-primary);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0;
}

#jex-course-viewer-container .jex-course-effectiveness-card h3 {
    margin: 0;
    color: var(--md-sys-color-on-surface);
    font-weight: 500;
    font-size: 16px;
    line-height: 24px;
    font-weight: 800;
    letter-spacing: 0;
}

#jex-course-viewer-container .jex-course-effectiveness-card__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

#jex-course-viewer-container .jex-course-effectiveness-card__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    min-height: 2.25rem;
    padding: 0 0.75rem;
    border-radius: var(--md-sys-shape-corner-medium);
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    font-weight: 800;
    font-size: 0.95rem;
}

#jex-course-viewer-container .jex-course-effectiveness-card__refresh {
    min-height: 2.25rem;
    padding: 0 0.85rem;
    white-space: nowrap;
}

#jex-course-viewer-container .jex-course-effectiveness-card__summary {
    margin: 0.75rem 0 0;
    color: var(--md-sys-color-on-surface-variant);
    line-height: 1.65;
}

#jex-course-viewer-container .jex-course-effectiveness-card__levels {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.625rem;
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
}

#jex-course-viewer-container .jex-course-effectiveness-card__level-item {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    gap: 0.25rem 0.5rem;
    min-width: 0;
    padding: 0.75rem;
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-corner-medium);
    background: var(--md-sys-color-surface);
}

#jex-course-viewer-container .jex-course-effectiveness-card__level-item.is-done {
    border-color: color-mix(in srgb, var(--md-sys-color-tertiary), transparent 45%);
    background: color-mix(in srgb, var(--md-sys-color-tertiary-container), var(--md-sys-color-surface) 45%);
}

#jex-course-viewer-container .jex-course-effectiveness-card__level {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    grid-row: 1 / span 2;
    border-radius: var(--md-sys-shape-corner-small);
    background: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface);
    font-weight: 800;
    font-size: 0.8rem;
}

#jex-course-viewer-container .jex-course-effectiveness-card__level-item.is-done .jex-course-effectiveness-card__level {
    background: var(--md-sys-color-tertiary);
    color: var(--md-sys-color-on-tertiary);
}

#jex-course-viewer-container .jex-course-effectiveness-card__level-title {
    min-width: 0;
    color: var(--md-sys-color-on-surface);
    font-weight: 700;
    font-size: 0.92rem;
    line-height: 1.35;
}

#jex-course-viewer-container .jex-course-effectiveness-card__level-status {
    min-width: 0;
    color: var(--md-sys-color-on-surface-variant);
    font-size: 0.82rem;
    line-height: 1.35;
}

#jex-course-viewer-container .jex-course-effectiveness-card__updated {
    margin: 0.75rem 0 0;
    color: var(--md-sys-color-on-surface-variant);
    font-size: 0.82rem;
}

#jex-course-viewer-container .jex-course-effectiveness-card__skeleton {
    width: 100%;
    height: 0.85rem;
    margin: 1rem 0 0;
    border-radius: var(--md-sys-shape-corner-small);
    background: linear-gradient(
        90deg,
        var(--md-sys-color-surface-container) 0%,
        var(--md-sys-color-surface-container-high) 50%,
        var(--md-sys-color-surface-container) 100%
    );
    background-size: 200% 100%;
    animation: jexCourseEffectivenessLoading 1.2s ease-in-out infinite;
}

#jex-course-viewer-container .jex-course-effectiveness-card__skeleton.is-short {
    width: 62%;
}

@keyframes jexCourseEffectivenessLoading {
    from {
        background-position: 200% 0;
    }

    to {
        background-position: -200% 0;
    }
}

@media (max-width: 900px) {
    #jex-course-viewer-container .jex-course-effectiveness-card__levels {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    #jex-course-viewer-container .jex-course-effectiveness-card {
        padding: 0.875rem;
        border-radius: var(--md-sys-shape-corner-medium);
    }

    #jex-course-viewer-container .jex-course-effectiveness-card__header {
        flex-direction: column;
        align-items: stretch;
    }

    #jex-course-viewer-container .jex-course-effectiveness-card__actions {
        justify-content: space-between;
    }

    #jex-course-viewer-container .jex-course-effectiveness-card__levels {
        grid-template-columns: minmax(0, 1fr);
    }
}