.product-detail {
    padding-top: var(--spacing-4);
}

.product-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-8);
}

.product-gallery {
    align-self: start;
}

.gallery-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-accent-subtle);
    aspect-ratio: 4 / 3;
    cursor: zoom-in;
    margin-bottom: var(--spacing-2);
}

.gallery-main .main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.gallery-main:hover .main-image {
    transform: scale(1.015);
}

.gallery-thumbs {
    display: flex;
    gap: var(--spacing-1-5);
    overflow-x: auto;
    padding-bottom: var(--spacing-1);
}

.gallery-thumbs::-webkit-scrollbar {
    height: 0.125rem;
}

.gallery-thumbs::-webkit-scrollbar-track {
    background: var(--color-border);
    border-radius: 0.0625rem;
}

.gallery-thumbs::-webkit-scrollbar-thumb {
    background: var(--color-text-tertiary);
    border-radius: 0.0625rem;
}

.gallery-thumbs .thumb {
    width: 3.75rem;
    height: 2.8125rem;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 0.0625rem solid transparent;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--transition-fast), border-color var(--transition-fast);
    flex-shrink: 0;
}

.gallery-thumbs .thumb:hover {
    opacity: 0.75;
}

.gallery-thumbs .thumb.active {
    border-color: var(--color-accent);
    opacity: 1;
}

.product-info {
    display: flex;
    flex-direction: column;
}

.product-info .product-title {
    font-size: var(--text-3xl);
    font-weight: var(--weight-semibold);
    color: var(--color-text-primary);
    padding: 0;
    margin-bottom: var(--spacing-4);
    line-height: 1.35;
    letter-spacing: -0.015em;
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
    -webkit-line-clamp: unset;
}

.product-attributes {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1-5);
    margin-bottom: var(--spacing-4);
}

.attribute {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--text-sm);
    padding: var(--spacing-1-5) var(--spacing-3);
    background: var(--color-accent-subtle);
    border-radius: var(--radius-md);
}

.attribute .label {
    color: var(--color-text-tertiary);
    font-weight: var(--weight-medium);
    white-space: nowrap;
    min-width: 4.5rem;
}

.attribute .value {
    color: var(--color-text-primary);
    font-weight: var(--weight-medium);
}

.disclaimer {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-4);
    padding: var(--spacing-2) var(--spacing-3);
    background: var(--color-accent-light);
    border-radius: var(--radius-md);
    border-left: 0.125rem solid var(--color-accent);
}

.notice-section {
    margin-top: var(--spacing-3);
    padding: var(--spacing-4);
    background: var(--color-accent-subtle);
    border-radius: var(--radius-md);
    border: 0.0625rem solid var(--color-border);
}

.notice-section .notice-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
}

.notice-section .notice-header h2 {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: 0;
}

.notice-section .notice-toggle {
    font-size: var(--text-xs);
    color: var(--color-accent);
    flex-shrink: 0;
    margin-left: var(--spacing-2);
}

.notice-section .notice-body {
    overflow: hidden;
    max-height: 31.25rem;
    transition: max-height var(--transition-base), margin-top var(--transition-base);
    margin-top: var(--spacing-2);
    position: relative;
}

.notice-section.collapsed .notice-body {
    max-height: 3.6rem;
}

.notice-section.collapsed .notice-body::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1.5rem;
    background: linear-gradient(transparent, var(--color-accent-subtle));
    pointer-events: none;
}

.notice-section p {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.action-buttons {
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

.action-buttons button {
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.action-buttons button:hover {
    opacity: 0.85;
    transform: translateY(-0.03125rem);
}

.action-buttons button:active {
    transform: translateY(0);
}

.preview-btn {
    background: var(--color-accent);
    color: #fff;
}

.qrcode-btn {
    background: var(--color-surface);
    color: var(--color-accent);
    border: 0.0625rem solid var(--color-border) !important;
}

.qrcode-btn:hover {
    background: var(--color-accent-subtle);
    border-color: var(--color-accent) !important;
}

.openDos-btn {
    background: var(--color-text-primary);
    color: #fff;
}

.openDos-btn:hover {
    opacity: 0.9;
}

.product-description {
    grid-column: 1 / -1;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    border: 0.0625rem solid var(--color-border);
}

.product-description h2 {
    font-size: var(--text-xl);
    font-weight: var(--weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-5);
    padding-bottom: var(--spacing-3);
    border-bottom: 0.0625rem solid var(--color-border);
    letter-spacing: -0.01em;
}

.description-content {
    font-size: var(--text-body);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.description-content img {
    border-radius: var(--radius-md);
    margin: var(--spacing-3) 0;
}

.description-content p {
    margin-bottom: var(--spacing-3);
}

.description-content h1,
.description-content h2,
.description-content h3,
.description-content h4 {
    color: var(--color-text-primary);
    margin-top: var(--spacing-5);
    margin-bottom: var(--spacing-2);
}

.description-content ul,
.description-content ol {
    padding-left: var(--spacing-5);
    margin-bottom: var(--spacing-3);
}

.description-content li {
    margin-bottom: var(--spacing-1);
    list-style: disc;
}

.description-content code {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.875em;
    padding: var(--spacing-0-5) var(--spacing-1);
    background: var(--color-tag-bg);
    border-radius: var(--radius-sm);
    color: var(--color-accent);
}

.description-content pre {
    background: var(--color-text-primary);
    color: #e0e0e0;
    padding: var(--spacing-4);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--spacing-3) 0;
}

.description-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}

.description-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-3) 0;
}

.description-content th,
.description-content td {
    padding: var(--spacing-1-5) var(--spacing-3);
    border: 0.0625rem solid var(--color-border);
    text-align: left;
    font-size: var(--text-sm);
}

.description-content th {
    background: var(--color-accent-subtle);
    font-weight: var(--weight-medium);
}