/* ==========================================================
   SINGLE ARTWORK PAGE - LUXURY LAYOUT
   ========================================================== */
.ls-single-artwork-wrapper {
    padding: 140px 0 100px 0;
    min-height: 100vh;
    line-height: 1.7;
}

.ls-artwork-container {
    width: min(1280px, 92%);
    margin: 0 auto;
}

.ls-artwork-hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: start;
    margin-bottom: 80px;
}

.ls-artwork-main-image {
    position: relative;
}

.ls-artwork-main-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 18px;
    object-fit: contain;
    background: var(--ls-bg-secondary);
    cursor: pointer;
}

.ls-fullscreen-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    transition: 0.3s ease;
    z-index: 10;
}

.ls-fullscreen-btn:hover {
    background: var(--ls-accent);
    color: var(--ls-bg-primary);
    transform: scale(1.05);
}

/* Info Sidebar */
.ls-artwork-info {
    background: var(--ls-bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 40px;
    height: fit-content;
}

.ls-artwork-info .ls-artwork-title {
    font-size: 2.2rem;
    margin-bottom: 12px;
    font-weight: 500;
    letter-spacing: -0.5px;
}

.ls-artwork-author {
    font-size: 1.05rem;
    color: var(--ls-text-secondary);
    margin-bottom: 24px;
    font-style: italic;
}

.ls-artwork-author a {
    color: var(--ls-accent);
    font-weight: 500;
    font-style: normal;
}

.ls-artwork-meta {
    display: grid;
    gap: 16px;
    margin-bottom: 30px;
}

.ls-meta-item {
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ls-meta-status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ls-meta-status-item .ls-meta-label {
    margin-bottom: 0;
}

.ls-meta-label {
    font-size: 0.85rem;
    color: var(--ls-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.ls-meta-value {
    font-size: 1rem;
}

.ls-artwork-status-val {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(201, 169, 110, 0.12);
    border: 1px solid rgba(201, 169, 110, 0.3);
    color: var(--ls-accent);
    font-size: 0.95rem;
}

.ls-artwork-status-val.sold {
    background: rgba(255, 60, 60, 0.08);
    /* Nền đỏ nhẹ */
    border-color: rgba(255, 60, 60, 0.2);
    color: #ff5555;
}

.ls-artwork-description {
    margin: 28px 0;
    color: var(--ls-text-secondary);
}

.ls-action-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 30px;
}

.ls-action-buttons-row {
    display: flex;
    gap: 12px;
}

.ls-btn-action {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    text-align: center;
    padding: 16px;
    border-radius: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.85rem;
    cursor: pointer;
    text-decoration: none;
    transition: 0.3s;
    border: 1px solid transparent;
}

.ls-btn-action.primary {
    background: var(--ls-accent);
    color: #111;
}

.ls-btn-action.primary:hover {
    transform: translateY(-2px);
    background: #fff;
}

.ls-btn-action.outline {
    background: transparent;
    color: var(--ls-text-primary);
    border-color: rgba(255, 255, 255, 0.15);
}

.ls-btn-action.outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.ls-btn-action.disabled {
    background: rgba(255, 255, 255, 0.08);
    color: var(--ls-text-secondary);
    cursor: not-allowed;
    pointer-events: none;
}

/* Additional Sections */
.ls-detail-section {
    margin-bottom: 80px;
}

.ls-section-title {
    font-size: 1.8rem;
    margin-bottom: 28px;
    color: var(--ls-accent);
}

.ls-detail-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.ls-detail-gallery img {
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 16px;
    display: block;
    background: var(--ls-bg-secondary);
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.5s ease;
}

.ls-detail-gallery img:hover {
    transform: scale(1.03);
}

.ls-artwork-story-box {
    background: var(--ls-bg-secondary);
    padding: 36px;
    border-radius: 20px;
    color: var(--ls-text-secondary);
    font-size: 1.05rem;
}

/* Related Artworks Grid - Thiết kế Dạng Đứng (Portrait Style) */
.ls-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ls-related-card {
    background: var(--ls-bg-secondary);
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.ls-related-card:hover {
    transform: translateY(-5px);
    border-color: var(--ls-accent);
}

.ls-related-img {
    width: 100%;
    display: block;
}

.ls-related-img img {
    width: 100%;
    aspect-ratio: 3 / 4;
    /* Dạng đứng giống thẻ bài nghệ thuật */
    object-fit: cover;
    border-radius: 16px 16px 0 0;
    display: block;
}

.ls-related-content {
    padding: 18px;
}

.ls-related-content h3 {
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.ls-related-content p {
    color: var(--ls-text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

@media (max-width: 992px) {
    .ls-artwork-hero {
        grid-template-columns: 1fr;
    }

    .ls-detail-gallery,
    .ls-related-grid {
        grid-template-columns: 1fr;
    }

    .ls-artwork-info {
        position: static;
    }
}

@media (max-width: 768px) {
    .ls-single-artwork-wrapper {
        padding-top: 60px;
    }
}