/* ==========================================================================
   VEROLITE - Master Reusable Product Detail Page Styling
   Architectural & Luxury Lighting Aesthetic
   ========================================================================== */

:root {
    --p-bg-body: #f7f7f8;
    --p-bg-surface: #ffffff;
    --p-text-main: #111111;
    --p-text-muted: #666666;
    --p-border: #e6e6e8;
    --p-accent: #111111;
    --p-accent-gold: #c5a880;
}

/* Base Body */
.product-page-body {
    background-color: var(--p-bg-body) !important;
    background: var(--p-bg-body) !important;
    color: var(--p-text-main) !important;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header & Dark Navbar Area */
.product-header-screen {
    background: linear-gradient(180deg, #181818 0%, #242424 100%);
    position: relative;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.product-breadcrumb-bar {
    max-width: 1360px;
    margin: 0 auto;
    padding: 18px 40px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
}

.product-breadcrumb-bar a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease;
}

.product-breadcrumb-bar a:hover {
    color: #ffffff;
}

.product-breadcrumb-bar .crumb-sep {
    opacity: 0.35;
}

.product-breadcrumb-bar .crumb-current {
    color: #ffffff;
    font-weight: 600;
}

/* Main Container */
.product-detail-section {
    flex: 1;
    max-width: 1360px;
    width: 100%;
    margin: 40px auto 80px;
    padding: 0 40px;
}

/* Loading Skeleton State */
.product-loading-skeleton {
    display: flex;
    gap: 50px;
    animation: pulseSkeleton 1.6s ease-in-out infinite alternate;
}

@keyframes pulseSkeleton {
    0% { opacity: 0.5; }
    100% { opacity: 0.95; }
}

.skeleton-media {
    flex: 1;
    height: 520px;
    background: #e4e4e7;
    border-radius: 4px;
}

.skeleton-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skeleton-line {
    background: #e4e4e7;
    height: 24px;
    border-radius: 3px;
}

.skeleton-line.short { width: 35%; height: 16px; }
.skeleton-line.title { width: 75%; height: 44px; }
.skeleton-line.desc { width: 100%; height: 80px; }
.skeleton-line.specs { width: 100%; height: 200px; }

/* Main Product Overview Grid (Top Half) */
.product-overview-grid {
    display: grid;
    grid-template-columns: minmax(360px, 1.05fr) minmax(420px, 1.25fr);
    gap: 60px;
    align-items: start;
    margin-bottom: 60px;
}

/* Left Column: Media Gallery */
.product-gallery-sticky {
    position: sticky;
    top: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.main-image-display {
    background: #ffffff;
    border: 1px solid var(--p-border);
    border-radius: 6px;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 440px;
    max-height: 540px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    position: relative;
    overflow: hidden;
}

.main-image-display img {
    max-width: 100%;
    max-height: 460px;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
}

.main-image-display:hover img {
    transform: scale(1.03);
}

.gallery-thumbs-row {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: thin;
}

.gallery-thumb-btn {
    flex: 0 0 80px;
    height: 80px;
    background: #ffffff;
    border: 1.5px solid var(--p-border);
    border-radius: 4px;
    padding: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-thumb-btn img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.gallery-thumb-btn:hover {
    border-color: #999999;
}

.gallery-thumb-btn.active {
    border-color: #111111;
    box-shadow: 0 0 0 1px #111111;
}

/* Right Column: Product Info */
.product-info-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.product-badge-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.model-badge {
    background: #111111;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 2px;
}

.category-tag {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--p-text-muted);
}

.product-title-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-main-name {
    font-family: 'Cinzel', 'Cormorant Garamond', serif;
    font-size: clamp(32px, 3.5vw, 46px);
    font-weight: 700;
    letter-spacing: 2px;
    color: #111111;
    line-height: 1.15;
    text-transform: uppercase;
}

.product-short-desc {
    font-size: 16px;
    line-height: 1.65;
    color: #444444;
    font-weight: 400;
}

.product-full-desc-wrap {
    background: #ffffff;
    padding: 22px 26px;
    border: 1px solid var(--p-border);
    border-radius: 4px;
    border-left: 3px solid #111111;
}

.product-full-desc {
    font-size: 14.5px;
    line-height: 1.75;
    color: #555555;
}

/* Key Features */
.product-features-box {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.section-label {
    margin: 0 0 4px 0;
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #111111;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--p-border);
}

.features-chip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
}

.feature-chip-item {
    background: #ffffff;
    border: 1px solid var(--p-border);
    padding: 10px 14px;
    border-radius: 3px;
    font-size: 13.5px;
    color: #222222;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-dot {
    width: 6px;
    height: 6px;
    background: #111111;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Action CTAs */
.product-actions-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 10px;
}

.btn-download-pdf {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: #111111;
    color: #ffffff;
    padding: 14px 28px;
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.btn-download-pdf:hover {
    background: #333333;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.btn-inquire {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: transparent;
    color: #111111;
    border: 1.5px solid #111111;
    padding: 14px 28px;
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.btn-inquire:hover {
    background: #111111;
    color: #ffffff;
    transform: translateY(-2px);
}

/* Lower Dedicated Full-Width Sections */
.product-full-sections {
    display: flex;
    flex-direction: column;
    gap: 50px;
    border-top: 1px solid var(--p-border);
    padding-top: 50px;
}

/* Technical Specifications Full-Width Table */
.product-specs-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.specs-table-wrap {
    background: #ffffff;
    border: 1px solid var(--p-border);
    border-radius: 4px;
    overflow: hidden;
}

.specs-data-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-data-table tr {
    border-bottom: 1px solid var(--p-border);
    transition: background-color 0.15s ease;
}

.specs-data-table tr:last-child {
    border-bottom: none;
}

.specs-data-table tr:hover {
    background-color: #fafafb;
}

.specs-data-table td {
    padding: 14px 24px;
    font-size: 14px;
}

.specs-data-table .spec-key {
    font-weight: 600;
    color: #222222;
    width: 35%;
    border-right: 1px solid var(--p-border);
    background: #fafafa;
}

.specs-data-table .spec-val {
    color: #444444;
    font-weight: 500;
}

/* Variants Table */
.product-variants-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.variants-table-wrap {
    background: #ffffff;
    border: 1px solid var(--p-border);
    border-radius: 4px;
    overflow-x: auto;
}

.variants-data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.variants-data-table th {
    background: #111111;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 14px 18px;
    text-align: left;
}

.variants-data-table td {
    padding: 14px 18px;
    font-size: 13.5px;
    border-bottom: 1px solid var(--p-border);
    color: #333333;
}

.variants-data-table tr:last-child td {
    border-bottom: none;
}

.variants-data-table tr:hover td {
    background: #fafafb;
}

.variant-pdf-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: #111111;
    text-decoration: none;
    border: 1px solid #111111;
    padding: 5px 12px;
    border-radius: 2px;
    transition: all 0.2s ease;
}

.variant-pdf-btn:hover {
    background: #111111;
    color: #ffffff;
}

/* Error / Not Found State */
.product-error-box {
    text-align: center;
    padding: 100px 20px;
    max-width: 600px;
    margin: 0 auto;
}

.product-error-box h2 {
    font-family: 'Cinzel', serif;
    font-size: 32px;
    margin-bottom: 14px;
    color: #111111;
}

.product-error-box p {
    color: #666666;
    font-size: 15px;
    margin-bottom: 30px;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .product-overview-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-gallery-sticky {
        position: static;
    }

    .product-detail-section {
        padding: 0 24px;
        margin: 30px auto 60px;
    }
}

@media (max-width: 640px) {
    .product-breadcrumb-bar {
        padding: 14px 20px;
        font-size: 11px;
    }

    .product-detail-section {
        padding: 0 16px;
    }

    .main-image-display {
        min-height: 280px;
        padding: 15px;
    }

    .product-actions-bar {
        flex-direction: column;
    }

    .btn-download-pdf, .btn-inquire {
        width: 100%;
        text-align: center;
    }

    .specs-data-table .spec-key {
        width: 45%;
    }
}