/* Parent Dashboard — focused Learning journey. */
.math-parent-dashboard-shell[data-parent-section="learning"] .math-parent-content {
    padding-top: var(--parent-space-4);
}

.math-parent-dashboard-shell[data-parent-section="learning"] .math-parent-learning-grid {
    display: grid;
    width: 100%;
    max-width: var(--parent-content-max);
    margin: 0;
    gap: 0;
    overflow: visible;
    border: 1px solid var(--parent-border-soft);
    border-radius: var(--parent-radius-lg);
    background: var(--parent-surface-glass);
    box-shadow: var(--parent-shadow-card);
}

.math-parent-learning-topic {
    display: grid;
    min-width: 0;
    min-height: 10.5rem;
    padding: clamp(1.35rem, 2.35vw, 2.25rem);
    grid-template-columns: minmax(17rem, .95fr) minmax(0, 2fr);
    align-items: center;
    gap: clamp(1.5rem, 3vw, 3rem);
    border-bottom: 1px solid var(--parent-border-soft);
    background: rgba(41, 43, 105, .62);
}

.math-parent-learning-topic:nth-child(even) {
    background: rgba(16, 22, 73, .5);
}

.math-parent-learning-topic:first-child {
    border-radius: var(--parent-radius-lg) var(--parent-radius-lg) 0 0;
}

.math-parent-learning-topic:last-child {
    border-bottom: 0;
    border-radius: 0 0 var(--parent-radius-lg) var(--parent-radius-lg);
}

.math-parent-learning-topic:only-child {
    border-radius: var(--parent-radius-lg);
}

.math-parent-learning-topic-identity {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: clamp(1rem, 1.7vw, 1.5rem);
}

.math-parent-learning-topic-image {
    display: block;
    width: clamp(4.75rem, 7.5vw, 7rem);
    height: clamp(4.75rem, 7.5vw, 7rem);
    flex: 0 0 auto;
    object-fit: contain;
}

.math-parent-learning-topic-copy {
    min-width: 0;
}

.math-parent-learning-topic-copy h2 {
    margin: 0;
    color: var(--parent-color-text);
    font-size: clamp(1.2rem, 1rem + .55vw, 1.65rem);
    font-weight: 850;
    letter-spacing: var(--parent-letter-spacing-tight);
    line-height: 1.15;
    text-wrap: balance;
}

.math-parent-learning-topic-copy p {
    margin: .55rem 0 0;
    color: var(--parent-color-text-muted);
    font-size: clamp(.75rem, .7rem + .18vw, .9rem);
    line-height: 1.35;
}

.math-parent-learning-lesson-list {
    display: grid;
    min-width: 0;
    align-items: center;
    grid-template-columns: repeat(auto-fill, minmax(1.5rem, 1fr));
    gap: .35rem;
    max-width: 52rem;
}

.math-parent-learning-lesson-card {
    position: relative;
    display: block;
    width: 100%;
    aspect-ratio: 1;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: .3rem;
    background: #d8dbe2;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 .35rem .9rem rgba(0, 0, 0, .12);
    text-decoration: none !important;
    transition: transform var(--parent-duration-fast) var(--parent-ease-standard),
        box-shadow var(--parent-duration-fast) var(--parent-ease-standard),
        filter var(--parent-duration-fast) var(--parent-ease-standard);
}

.math-parent-learning-lesson-card.is-mastered {
    border-color: #82ff82;
    background: #82ff82;
    box-shadow: 0 0 1.15rem rgba(130, 255, 130, .18), inset 0 1px 0 rgba(255, 255, 255, .4);
}

.math-parent-learning-lesson-card.is-completed {
    border-color: #ffe95c;
    background: #ffe95c;
}

.math-parent-learning-lesson-card.is-in-progress {
    border-color: #ff9f1c;
    background: #ff9f1c;
}

.math-parent-learning-lesson-card.is-abandoned {
    border-color: #ff5f62;
    background: #ff5f62;
}

a.math-parent-learning-lesson-card:hover,
a.math-parent-learning-lesson-card:focus-visible {
    z-index: 3;
    filter: brightness(1.06);
    transform: translateY(-4px) scale(1.04);
    box-shadow: 0 .75rem 1.4rem rgba(0, 0, 0, .24);
}

.math-parent-learning-lesson-card::after {
    position: absolute;
    z-index: 5;
    bottom: calc(100% + .8rem);
    left: 50%;
    width: max-content;
    max-width: min(15rem, 70vw);
    padding: .65rem .8rem;
    border: 1px solid var(--parent-border-default);
    border-radius: var(--parent-radius-sm);
    background: rgba(139, 142, 164, .97);
    box-shadow: var(--parent-shadow-control);
    color: #fff;
    content: attr(data-tooltip) "\A" attr(data-status-label);
    font-size: .78rem;
    font-weight: 700;
    line-height: 1.35;
    opacity: 0;
    pointer-events: none;
    text-align: center;
    transform: translate(-50%, .35rem);
    transition: opacity var(--parent-duration-fast) var(--parent-ease-standard), transform var(--parent-duration-fast) var(--parent-ease-standard);
    white-space: pre-line;
}

.math-parent-learning-lesson-card::before {
    position: absolute;
    z-index: 6;
    bottom: calc(100% + .4rem);
    left: 50%;
    width: .75rem;
    height: .75rem;
    background: rgba(139, 142, 164, .97);
    content: "";
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) rotate(45deg);
    transition: opacity var(--parent-duration-fast) var(--parent-ease-standard);
}

.math-parent-learning-lesson-card:hover::after,
.math-parent-learning-lesson-card:hover::before,
.math-parent-learning-lesson-card:focus-visible::after,
.math-parent-learning-lesson-card:focus-visible::before {
    opacity: 1;
}

.math-parent-learning-lesson-card:hover::after,
.math-parent-learning-lesson-card:focus-visible::after {
    transform: translate(-50%, 0);
}

.math-parent-learning-empty {
    grid-column: 1 / -1;
    margin: 0;
    color: var(--parent-color-text-muted);
    font-size: clamp(.82rem, .76rem + .2vw, .95rem);
}

@media (max-width: 1100px) {
    .math-parent-learning-topic {
        grid-template-columns: minmax(14rem, .8fr) minmax(0, 1.8fr);
        gap: 1.25rem;
    }
}

@media (max-width: 820px) {
    .math-parent-learning-lesson-list {
        grid-template-columns: repeat(auto-fill, minmax(1.75rem, 1fr));
    }

    .math-parent-dashboard-shell[data-parent-section="learning"] .math-parent-learning-grid {
        border-radius: var(--parent-radius-md);
    }

    .math-parent-learning-topic {
        min-height: 0;
        padding: 1.35rem;
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }

    .math-parent-learning-topic:first-child {
        border-radius: var(--parent-radius-md) var(--parent-radius-md) 0 0;
    }

    .math-parent-learning-topic:last-child {
        border-radius: 0 0 var(--parent-radius-md) var(--parent-radius-md);
    }

    .math-parent-learning-topic-image {
        width: 4.75rem;
        height: 4.75rem;
    }
}

@media (max-width: 620px) {
    .math-parent-dashboard-shell[data-parent-section="learning"] .math-parent-content {
        padding-top: 1rem;
    }

    .math-parent-learning-topic {
        padding: 1.1rem;
    }

    .math-parent-learning-topic-identity {
        gap: .9rem;
    }

    .math-parent-learning-topic-image {
        width: 4.1rem;
        height: 4.1rem;
    }

    .math-parent-learning-topic-copy h2 {
        font-size: 1.1rem;
    }

    .math-parent-learning-lesson-list {
        grid-template-columns: repeat(auto-fill, minmax(2rem, 1fr));
        gap: .4rem;
    }

    .math-parent-learning-lesson-card {
        border-radius: .35rem;
    }
}

@media (max-height: 560px) and (orientation: landscape) {
    .math-parent-dashboard-shell[data-parent-section="learning"] .math-parent-learning-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .math-parent-learning-topic {
        min-height: 8.25rem;
        padding: 1rem 1.25rem;
        grid-template-columns: minmax(13rem, .9fr) minmax(0, 2fr);
    }

    .math-parent-learning-topic-image {
        width: 4rem;
        height: 4rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .math-parent-learning-lesson-card,
    .math-parent-learning-lesson-card::before,
    .math-parent-learning-lesson-card::after {
        transition: none;
    }
}