/* Shared styling for Learn pages: ProgrammingLanguages and WhyPracticeTyping */
:root {
    --learn-chip-bg: rgba(255, 255, 255, 0.06);
    --learn-border: var(--ptp-border, rgba(255, 255, 255, 0.08));
    --learn-muted: var(--ptp-text-muted, #8c94a3);
    --learn-surface: var(--ptp-panel-bg, rgba(255, 255, 255, 0.03));
}

.learn-root {
    gap: 1.5rem;
}

.learn-hero {
    align-items: stretch;
}

.learn-hero-media {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.05), transparent 40%),
        radial-gradient(circle at 80% 30%, rgba(255, 255, 255, 0.04), transparent 45%),
        var(--learn-surface);
}

.mosaic {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: minmax(60px, auto);
    gap: 0.75rem;
    width: 100%;
}

.mosaic__cell {
    position: relative;
    border-radius: 0.75rem;
    background: var(--learn-surface);
    border: 1px solid var(--learn-border);
    overflow: hidden;
    min-height: 80px;
}

.mosaic__cell--lg {
    grid-column: span 4;
    grid-row: span 3;
}

.mosaic__cell--sm {
    grid-column: span 2;
    grid-row: span 2;
}

.mosaic__cell--wide {
    grid-column: span 6;
    grid-row: span 2;
}

.mosaic img,
.lang-image,
.lang-icon {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-fallback,
.lang-icon__fallback {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    color: var(--learn-muted);
    font-size: 0.9rem;
    padding: 0.5rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.lang-icon__fallback {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px dashed var(--learn-border);
    font-weight: 600;
    text-transform: uppercase;
}

.lang-nav {
    gap: 1rem;
}

.lang-nav__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
}

.lang-nav__actions {
    display: flex;
    gap: 0.5rem;
}

.chip-groups {
    display: block;
    column-width: 220px;
    column-gap: 1rem;
}

.chip-group {
    break-inside: avoid;
    page-break-inside: avoid;
    margin-bottom: 1rem;
    display: inline-block;
    width: 100%;
}

.chip-group__label {
    margin-bottom: 0.25rem;
    color: var(--learn-muted);
    font-size: 0.95rem;
}

.chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chip {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    border: 1px solid var(--learn-border);
    background: var(--learn-chip-bg);
    color: inherit;
    text-decoration: none;
    transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
    -webkit-box-shadow: inset -1px -4px 16px -8px rgba(66, 68, 90, 1);
    -moz-box-shadow: inset -1px -4px 16px -8px rgba(66, 68, 90, 1);
    box-shadow: inset -1px -4px 16px -8px rgba(66, 68, 90, 1);
    text-shadow: -1px 2px 8px rgba(0, 0, 0, 0.7), 0px 0px 3px rgba(0, 0, 0, 0.8);
}

.chip:hover,
.chip:focus-visible {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.lang-category {
    border: 1px solid var(--learn-border);
    background: var(--learn-surface);
}

.lang-category__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
}

.lang-category__toggle {
    min-width: 780px;
    place-content: center;
    text-shadow: 0px 1px 1px #0000006b, 0px 1px 1px rgb(215 215 215 / 53%);
}

.lang-category__body[hidden] {
    display: none;
}

.lang-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.lang-card {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 1rem;
    border: 1px solid var(--learn-border);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    border-radius: 1rem;
    padding: 1rem;
}

.lang-card__content {
    display: grid;
    gap: 0.75rem;
    align-content: start;
}

.lang-card__header {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.75rem;
    align-items: center;
}

.lang-card__icon-wrap {
    width: 48px;
    height: 48px;
    position: relative;
}

.lang-card__icon-wrap img {
    border-radius: 50%;
    border: 1px solid var(--learn-border);
    background: var(--learn-surface);
}

.lang-card__media {
    display: flex;
    align-items: stretch;
    justify-content: stretch;
}

.lang-card__image-frame {
    width: 100%;
    min-height: 160px;
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--learn-border);
    background: var(--learn-surface);
    display: grid;
    place-items: stretch;
}

.lang-intro {
    color: var(--learn-muted);
    margin: 0;
}

.lang-highlights {
    list-style: disc;
    padding-left: 1.25rem;
    margin: 0;
    display: grid;
    gap: 0.35rem;
    color: inherit;
}

.best-for {
    margin: 0;
    color: inherit;
}

.card-grid {
    display: grid;
    gap: 1rem;
}

.card-grid.two-up {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card-grid.three-up {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.section-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.image-chip {
    width: 180px;
    height: 120px;
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--learn-border);
    background: var(--learn-surface);
}

.faq__body[hidden],
.faq-item__answer[hidden] {
    display: none;
}

.faq-item {
    border: 1px solid var(--learn-border);
    border-radius: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--learn-surface);
}

.faq-item__question {
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    color: inherit;
    font-weight: 600;
    padding: 0;
}

.faq-item__answer {
    margin-top: 0.5rem;
    color: var(--learn-muted);
}

.small-img-size {
    width: inherit;
}

@media (max-width: 960px) {
    .chip-groups {
        column-count: 2;
        column-width: auto;
    }

    .lang-card {
        grid-template-columns: 1fr;
    }

    .mosaic {
        grid-template-columns: repeat(4, 1fr);
    }

    .mosaic__cell--lg {
        grid-column: span 4;
    }

    .mosaic__cell--wide {
        grid-column: span 4;
    }

    .lang-category__toggle {
        min-width: 540px;
    }
}

@media (max-width: 640px) {
    .chip-groups {
        column-count: 1;
    }

    .lang-nav__header,
    .lang-category__header,
    .section-header {
        align-items: flex-start;
    }

    .mosaic {
        grid-template-columns: repeat(2, 1fr);
    }

    .mosaic__cell--lg,
    .mosaic__cell--wide {
        grid-column: span 2;
    }

    .lang-nav__actions {
        width: 100%;
        justify-content: flex-start;
    }

    .lang-category__toggle {
        min-width: 175px;
    }
}