.carousel-container {
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 10px 20px 40px;
    margin: 0 -20px;
}

.carousel-container::-webkit-scrollbar {
    display: none;
}

.carousel-track {
    display: flex;
    gap: 24px;
    align-items: stretch;
}

.carousel-item {
    min-width: 280px;
    max-width: 280px;
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
}

.carousel-item .mcard {
    height: 100%;
}

.carousel-nav {
    display: flex;
    gap: 8px;
}

.nav-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--stroke);
    background: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    color: var(--muted);
}

.nav-btn:hover {
    background: var(--blue-soft);
    color: var(--blue);
    border-color: var(--blue);
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: 32px 0;
    font-size: 14px;
    font-weight: 600;
}

.breadcrumb-item {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb-item:hover {
    color: var(--blue);
}

.breadcrumb-item.active {
    color: var(--text);
    font-weight: 700;
}

.breadcrumb-separator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    color: #94A3B8;
    font-size: 11px;
    line-height: 1;
    transform: translateY(1px);
}

.item-layout {
    display: grid;
    grid-template-columns: 450px 1fr;
    gap: 60px;
    margin-top: 32px;
    margin-bottom: 80px;
}

.item-gallery {
    position: relative;
    z-index: 1;
}

.item-info {
    position: relative;
    z-index: 2;
}

.item-image-wrapper {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--stroke);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
    background: #fff;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.item-image {
    width: 100%;
    height: auto;
    display: block;
    max-height: 680px;
    object-fit: contain;
    transition: opacity 0.3s;
}

.item-preview-strip {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin-top: 16px;
}

.item-preview-thumb {
    appearance: none;
    border: 1px solid #E2E8F0;
    background: #FFFFFF;
    border-radius: 16px;
    padding: 6px;
    cursor: pointer;
    display: block;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.item-preview-thumb img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: 10px;
    display: block;
    background: #F8FAFC;
}

.item-preview-thumb:hover {
    border-color: #93C5FD;
    transform: translateY(-1px);
}

.item-preview-thumb.is-active {
    border-color: #3B82F6;
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.14);
}

.skeleton {
    background-color: #f0f3f5;
    animation: pulse 1.5s infinite ease-in-out;
}

.skeleton .item-image {
    opacity: 0;
}

@keyframes pulse {
    0% { background-color: #f0f3f5; }
    50% { background-color: #e2e8f0; }
    100% { background-color: #f0f3f5; }
}

.item-title {
    font-size: 40px;
    font-weight: 900;
    margin-bottom: 16px;
    line-height: 1.2;
}

.item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.item-meta-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    border: 1px solid transparent;
}

.item-meta-badge--neutral {
    background: #F1F5F9;
    color: #64748B;
    border-color: #E2E8F0;
}

.item-meta-badge--green {
    background: #F0FDF4;
    color: #166534;
    border-color: #BBF7D0;
}

.item-meta-badge--blue {
    background: #EFF6FF;
    color: #1D4ED8;
    border-color: #BFDBFE;
}

.item-meta-badge--orange {
    background: #FFF7ED;
    color: #C2410C;
    border-color: #FED7AA;
}

.item-description {
    font-size: 16px;
    line-height: 1.7;
    color: var(--muted);
    margin: 24px 0 32px;
    border-left: 3px solid var(--blue-soft);
    padding-left: 20px;
}

.item-description-sections {
    display: grid;
    gap: 14px;
    margin: 24px 0 32px;
}

.item-description-card {
    border: 1px solid #E2E8F0;
    border-radius: 18px;
    background: #FFFFFF;
    padding: 20px 22px;
}

.item-description-card--summary {
    border-left: 4px solid #93C5FD;
    background: #F8FBFF;
}

.item-description-card h2 {
    margin: 0 0 12px;
    color: var(--text);
    font-size: 18px;
    line-height: 1.3;
}

.item-description-card p,
.item-description-card ul {
    margin: 0;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.7;
}

.item-description-card ul {
    padding-left: 20px;
}

.item-description-card li + li {
    margin-top: 6px;
}

.item-inline-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 0 0 20px;
}

.item-inline-actions .btn {
    min-height: 52px;
    width: 100%;
}

.item-inline-actions__icon {
    margin-right: 8px;
}

.item-inline-actions__secondary {
    min-width: 0;
}

.item-inline-actions__secondary.is-active {
    background: #DCFCE7;
    color: #166534;
    border: 1px solid #BBF7D0;
    box-shadow: 0 10px 22px rgba(34, 197, 94, 0.14);
}

.item-actions {
    background: #fff;
    padding: 24px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    border: 1px solid var(--stroke);
}

.meta-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    color: var(--muted);
    font-size: 14px;
    font-weight: 600;
}

.meta-item i {
    margin-right: 6px;
}

.print-access-block__icon {
    margin-right: 8px;
}

.print-access-status {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #F8FAFC;
    border: 1px solid var(--stroke);
}

.print-access-status__title {
    font-size: 14px;
    font-weight: 800;
    color: var(--text);
}

.print-access-status__note {
    margin-top: 6px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--muted);
}

.price-row {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 20px;
}

.price-current {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
}

.price-current .currency {
    font-size: 18px;
    color: var(--muted);
    font-weight: 600;
}

.price-block .price-old {
    font-size: 18px;
    color: var(--muted);
    text-decoration: line-through;
}

.btn--lg {
    padding: 16px;
    font-size: 16px;
}

.item-section-head {
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.material-purchase {
    margin: 0 0 24px;
}

.material-access-hint {
    margin: 0 0 18px;
    color: var(--muted);
    font-weight: 700;
}

.material-access-hint--warning {
    color: #B45309;
}

.material-purchase__form {
    display: grid;
    gap: 14px;
}

.material-purchase__terms {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--muted);
}

.material-purchase__terms input {
    margin-top: 3px;
}

.material-purchase__subscription-link {
    display: inline-block;
    margin-top: 12px;
    color: var(--blue2);
    font-weight: 800;
}

@media (max-width: 768px) {
    .item-layout {
        grid-template-columns: 1fr;
    }

    .item-preview-strip {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .item-inline-actions {
        grid-template-columns: 1fr;
    }

    .item-inline-actions__secondary {
        min-width: 0;
    }
}