/* ==========================================================================
   Nova Content System — downloads-page.css
   Scoped under .downloads-page, applied only to articles in configured
   download categories. Two content shapes render through this file:
   an index of zip packs + sub-category links, and a gallery grid of
   individual transfer-ready images.
   ========================================================================== */

.downloads-page {
    --nova-cloud-4: var(--cloud-4, #B8D4F5);
    --nova-cloud-5: var(--cloud-5, #B8E8F5);

    max-width: 56rem;
    margin: 0 auto;
    color: var(--color-ink, #1A1A1A);
}

.downloads-page :is(h1, h2) {
    color: var(--color-ink, #1A1A1A);
    letter-spacing: -0.01em;
}

.nova-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ---- Index mode: full packs + sub-category links ---------------------- */

.dl-index__section {
    margin: 0 0 2.5rem;
}

.dl-index__heading {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.dl-index__zips {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 0.85rem;
}

.dl-zip-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--color-paper, #FFFFFF);
    border: 1px solid var(--color-border, #E4E1DB);
    border-radius: var(--radius-lg, 20px);
    box-shadow: var(--shadow-card, 0 12px 30px rgba(0, 0, 0, 0.08));
    padding: 1rem 1.1rem;
    text-decoration: none;
    color: var(--color-ink, #1A1A1A);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.dl-zip-card:hover,
.dl-zip-card:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.12);
}

.dl-zip-card:focus-visible {
    outline: 2px solid var(--color-accent, #FF5D4E);
    outline-offset: 2px;
}

.dl-zip-card__icon {
    font-size: 1.4rem;
    line-height: 1;
    flex-shrink: 0;
}

.dl-zip-card__label {
    font-weight: 700;
    flex: 1 1 auto;
}

.dl-zip-card__badge {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-ink-soft, #4A4740);
    background: color-mix(in srgb, var(--nova-cloud-4) 45%, #FFFFFF);
    border-radius: 999px;
    padding: 0.2rem 0.55rem;
    flex-shrink: 0;
}

.dl-index__categories {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.75rem;
}

.dl-cat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-paper, #FFFFFF);
    border: 1px solid var(--color-border, #E4E1DB);
    border-radius: var(--radius-lg, 20px);
    box-shadow: var(--shadow-card, 0 12px 30px rgba(0, 0, 0, 0.08));
    padding: 1.25rem 1rem;
    text-decoration: none;
    color: var(--color-ink, #1A1A1A);
    font-weight: 600;
    text-align: center;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.dl-cat-card:hover,
.dl-cat-card:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.12);
}

.dl-cat-card:focus-visible {
    outline: 2px solid var(--color-accent, #FF5D4E);
    outline-offset: 2px;
}

.dl-cat-card__icon {
    font-size: 1.6rem;
    line-height: 1;
}

/* ---- Gallery mode: individual image tiles ------------------------------ */

.dl-toolbar {
    position: sticky;
    top: 0.75rem;
    z-index: 5;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    background: var(--color-paper, #FFFFFF);
    border: 1px solid var(--color-border, #E4E1DB);
    border-radius: var(--radius-lg, 20px);
    box-shadow: var(--shadow-card, 0 12px 30px rgba(0, 0, 0, 0.08));
    padding: 0.75rem 1rem;
    margin: 0 0 1.25rem;
}

.dl-toolbar__count {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-ink-soft, #4A4740);
}

.dl-toolbar__actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.dl-toolbar__btn {
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    background: var(--color-paper, #FFFFFF);
    color: var(--color-ink, #1A1A1A);
    border: 1px solid var(--color-border, #E4E1DB);
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    transition: background 0.15s ease, color 0.15s ease;
}

.dl-toolbar__btn:hover:not(:disabled) {
    background: var(--color-ink, #1A1A1A);
    color: #FFFFFF;
}

.dl-toolbar__btn:focus-visible {
    outline: 2px solid var(--color-accent, #FF5D4E);
    outline-offset: 2px;
}

.dl-toolbar__btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.dl-toolbar__btn--primary {
    background: var(--color-accent, #FF5D4E);
    border-color: var(--color-accent, #FF5D4E);
    color: #FFFFFF;
}

.dl-toolbar__btn--primary:hover:not(:disabled) {
    background: var(--color-ink, #1A1A1A);
    border-color: var(--color-ink, #1A1A1A);
}

.dl-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.9rem;
}

.dl-tile {
    position: relative;
    margin: 0;
    background: var(--color-paper, #FFFFFF);
    border: 1px solid var(--color-border, #E4E1DB);
    border-radius: var(--radius-lg, 16px);
    box-shadow: var(--shadow-card, 0 12px 30px rgba(0, 0, 0, 0.08));
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.dl-tile:has(.dl-tile__link:hover),
.dl-tile:has(.dl-tile__link:focus-visible) {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.12);
}

.dl-tile__select {
    position: absolute;
    top: 0.4rem;
    left: 0.4rem;
    z-index: 2;
    display: flex;
    cursor: pointer;
}

.dl-tile__select input {
    position: absolute;
    opacity: 0;
    width: 1.4rem;
    height: 1.4rem;
    margin: 0;
    cursor: pointer;
}

.dl-tile__select-mark {
    width: 1.4rem;
    height: 1.4rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.9);
    border: 1.5px solid var(--color-border, #E4E1DB);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    display: block;
}

.dl-tile__select input:checked + .dl-tile__select-mark {
    background: var(--color-accent, #FF5D4E);
    border-color: var(--color-accent, #FF5D4E);
}

.dl-tile__select input:checked + .dl-tile__select-mark::after {
    content: '';
    display: block;
    width: 0.4rem;
    height: 0.75rem;
    border: solid #FFFFFF;
    border-width: 0 2px 2px 0;
    transform: translate(0.48rem, 0.18rem) rotate(45deg);
}

.dl-tile__select input:focus-visible + .dl-tile__select-mark {
    outline: 2px solid var(--color-accent, #FF5D4E);
    outline-offset: 2px;
}

.dl-tile__link {
    position: relative;
    display: block;
    background: #F4F2EC;
}

.dl-tile__link img {
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    padding: 0.6rem;
    box-sizing: border-box;
    image-rendering: pixelated;
}

.dl-tile__download-badge {
    position: absolute;
    bottom: 0.4rem;
    right: 0.4rem;
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 50%;
    background: var(--color-ink, #1A1A1A);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.15s ease, transform 0.15s ease, background 0.15s ease;
}

.dl-tile__link:hover .dl-tile__download-badge,
.dl-tile__link:focus-visible .dl-tile__download-badge {
    opacity: 1;
    transform: translateY(0);
}

.dl-tile__link:hover .dl-tile__download-badge {
    background: var(--color-accent, #FF5D4E);
}

.dl-tile__caption {
    padding: 0.55rem 0.65rem 0.7rem;
    border-top: 1px solid var(--color-border, #E4E1DB);
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.dl-tile__name {
    font-size: 0.76rem;
    font-weight: 600;
    line-height: 1.3;
    word-break: break-word;
}

.dl-tile__size {
    font-size: 0.68rem;
    color: var(--color-ink-soft, #4A4740);
}

/* ---- Responsive --------------------------------------------------------- */

@media (max-width: 560px) {
    .dl-grid {
        grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
    }

    .dl-toolbar {
        position: static;
        flex-direction: column;
        align-items: stretch;
    }

    .dl-toolbar__actions {
        justify-content: stretch;
    }

    .dl-toolbar__btn {
        flex: 1 1 auto;
    }
}

/* ---- Reduced motion / contrast ------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
    .dl-zip-card,
    .dl-cat-card,
    .dl-tile,
    .dl-tile__download-badge,
    .dl-toolbar__btn {
        transition: none;
    }
}

@media (prefers-contrast: more) {
    .dl-zip-card,
    .dl-cat-card,
    .dl-tile,
    .dl-toolbar,
    .dl-toolbar__btn {
        border-width: 2px;
    }
}