/* /katalozi (lista) i /katalozi/pregled (flipbook) */

.catalogs-page--viewer .page-title {
    margin-bottom: 8px;
}

.catalogs-page__viewer-back {
    margin: 0 0 20px;
}

.catalogs-page__viewer-hint--top {
    margin: 0 0 24px;
}

.catalogs-page__lead {
    max-width: 800px;
    margin-bottom: 32px;
    line-height: 1.75;
    color: var(--gray-700);
}

.catalogs-page__tagline {
    margin: -12px 0 28px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--gray-800);
}

.catalogs-page__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    margin-bottom: 48px;
}

@media (max-width: 992px) {
    .catalogs-page__grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

.catalog-card {
    background: var(--white, #fff);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius, 10px);
    padding: 28px 24px;
    text-align: center;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: box-shadow 0.35s ease;
}

.catalog-card:hover {
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
}

.catalog-card__visual {
    perspective: 1100px;
    margin-bottom: 4px;
}

.catalog-card__cover {
    position: relative;
    width: 100%;
    max-width: 220px;
    margin: 0 auto;
    border-radius: 8px;
    overflow: hidden;
    background: var(--gray-100);
    box-shadow:
        0 8px 24px rgba(0, 0, 0, 0.1),
        2px 4px 12px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--gray-200);
    aspect-ratio: 210 / 297;
    transform-style: preserve-3d;
    transform: rotateY(0deg) rotateX(0deg) translateZ(0);
    transition:
        transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 0.55s ease;
}

.catalog-card:hover .catalog-card__cover {
    transform: rotateY(-13deg) rotateX(4deg) scale(1.03) translateZ(0);
    box-shadow:
        -16px 22px 40px rgba(0, 0, 0, 0.18),
        6px 10px 24px rgba(0, 0, 0, 0.12);
}

.catalog-card__cover::after {
    content: '';
    position: absolute;
    top: 7%;
    bottom: 7%;
    right: -8px;
    width: 14px;
    background: linear-gradient(
        90deg,
        rgba(240, 240, 240, 0.95),
        rgba(255, 255, 255, 0.98) 45%,
        rgba(220, 220, 220, 0.85)
    );
    border-radius: 0 3px 3px 0;
    box-shadow: inset -1px 0 2px rgba(255, 255, 255, 0.7);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 2;
}

.catalog-card:hover .catalog-card__cover::after {
    opacity: 1;
}

.catalog-card__cover-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark, var(--primary));
    font-size: 2.5rem;
    background: linear-gradient(160deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

.catalog-card__cover-img {
    position: relative;
    display: block;
    width: 100%;
    height: auto;
    vertical-align: top;
    object-fit: cover;
    z-index: 1;
}

.catalog-card__cover--sample {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 16px 12px;
    overflow: hidden;
    border: none;
}

.catalog-card__cover--sample-b {
    background:
        linear-gradient(180deg, rgba(0, 80, 140, 0.25) 0%, transparent 40%),
        linear-gradient(145deg, #1a6a9e 0%, #0d4d78 45%, #0a3d5c 100%);
}

.catalog-card__cover--sample-c {
    background:
        radial-gradient(circle at 70% 30%, rgba(80, 180, 255, 0.35) 0%, transparent 55%),
        linear-gradient(160deg, #2d6a4f 0%, #1b4332 50%, #081c15 100%);
}

.catalog-card__sample-label {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--gray-800);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

.catalog-card--soon:hover .catalog-card__cover {
    transform: rotateY(-6deg) rotateX(2deg) scale(1.02);
    box-shadow:
        -10px 14px 28px rgba(0, 0, 0, 0.14),
        4px 8px 16px rgba(0, 0, 0, 0.08);
}

.catalog-card--soon .catalog-card__cover::after {
    opacity: 0.75;
}

.btn.btn-disabled,
.btn-disabled {
    opacity: 0.55;
    pointer-events: none;
    cursor: not-allowed;
}

.catalog-card__title {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
    color: var(--gray-900);
    line-height: 1.35;
}

.catalog-card__meta {
    margin: 0;
    font-size: 0.88rem;
    color: var(--gray-600);
    flex: 1;
}

.catalog-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 12px;
}

.catalogs-page__viewer-hint {
    margin: 0 0 20px;
    font-size: 0.92rem;
    color: var(--gray-600);
    max-width: 640px;
}

.catalog-flipbook {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius, 10px);
    padding: 20px 16px 24px;
    outline: none;
}

.catalog-flipbook:focus-visible {
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.35);
}

/* `hidden` mora pobediti display:flex na loading bloku */
.catalog-flipbook__early[hidden],
.catalog-flipbook__loading[hidden] {
    display: none !important;
}

.catalog-flipbook__early {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.catalog-flipbook__scale-wrap {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 0;
}

.catalog-flipbook__early-img {
    max-width: min(340px, 92vw);
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
    border: 1px solid var(--gray-200);
}

.catalog-flipbook__loading {
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--gray-700);
}

.catalog-flipbook__loading--lite {
    min-height: 80px;
    padding-bottom: 12px;
}

.catalog-flipbook__loading--lite .catalog-flipbook__loading-inner .catalog-flipbook__spinner {
    display: none !important;
}

.catalog-flipbook__loading--lite .catalog-flipbook__loading-inner > p:first-of-type {
    margin-top: 0;
    font-size: 0.92rem;
    color: var(--gray-600);
}

.catalog-flipbook__loading-inner {
    max-width: 360px;
}

.catalog-flipbook__loading p {
    margin: 8px 0 0;
    font-size: 0.95rem;
}

.catalog-flipbook__spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: catalogs-spin 0.85s linear infinite;
}

@keyframes catalogs-spin {
    to {
        transform: rotate(360deg);
    }
}

.catalog-flipbook__progress {
    font-size: 0.88rem;
    color: var(--gray-600);
    margin-top: 12px !important;
}

.catalog-flipbook__host {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 240px;
    max-width: 100%;
    overflow: visible;
    -webkit-overflow-scrolling: touch;
}

.catalog-flipbook__host canvas {
    display: block;
}

.catalog-flipbook__toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px 20px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

.catalog-flipbook__toolbar .btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.catalog-flipbook__status {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-800);
    min-width: 4.5rem;
    text-align: center;
}

.catalog-flipbook__note {
    margin: 16px 0 0;
    font-size: 0.88rem;
    color: var(--gray-600);
    text-align: center;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.catalog-flipbook__error {
    margin: 16px 0 0;
    padding: 12px 16px;
    border-radius: 8px;
    background: rgba(220, 53, 69, 0.08);
    color: var(--danger, #c0392b);
    font-size: 0.92rem;
    text-align: center;
}

.catalog-flipbook__fallback-link {
    margin: 16px 0 0;
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    align-items: center;
}

@media (max-width: 768px) {
    .catalogs-page__lead {
        margin-bottom: 24px;
    }

    .catalog-card {
        padding: 22px 18px;
    }

    .catalog-flipbook {
        padding: 14px 10px 18px;
    }

    .catalog-flipbook__toolbar {
        flex-direction: column;
    }

    .catalog-flipbook__toolbar .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .catalog-card__actions {
        flex-direction: column;
        width: 100%;
    }

    .catalog-card__actions .btn {
        width: 100%;
    }
}