.product-detail-wrapper {
    background-color: #000000;
    color: #ffffff;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
    padding-bottom: 120px;
    -webkit-font-smoothing: antialiased;
}

/* ---------------- BREADCRUMB INNER NAVIGATION BAR ---------------- */
.detail-navigation-bar {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: #050506;
    padding: 24px 4%;
}

.nav-inner-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-crumb {
    color: #64748b;
    font-size: 13px;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-crumb:hover {
    color: #D4AF37;
}

.nav-separator {
    color: rgba(255, 255, 255, 0.15);
    font-size: 12px;
    user-select: none;
}

.current-node {
    color: #ffffff;
    pointer-events: none;
}

/* ---------------- MAIN LAYOUT CANVAS FRAMEWORK ---------------- */
.detail-main-layout {
    width: 92%;
    max-width: 1300px;
    margin: 40px auto 0 auto;
}

.detail-grid-container {
    display: grid;
    grid-template-columns: 1.8fr 1.2fr;
    gap: 60px;
    align-items: start;
}

/* ---------------- LEFT SIDECOLUMN DESIGN SYSTEMS ---------------- */
.gallery-and-summary {
    display: flex;
    flex-direction: column;
    width: 100%;
}

/* Hero Frame Graphics Settings */
.main-hero-display {
    width: 100%;
    height: 480px;
    background: #070708;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Supplemental Image Strip Triggers */
.thumbnail-strip {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 16px;
    margin-top: 20px;
    width: 100%;
}

.thumb-trigger {
    height: 70px;
    background: #070708;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    padding: 0;
    cursor: pointer;
    overflow: hidden;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.thumb-trigger img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.thumb-trigger:hover img,
.active-thumb img {
    opacity: 1;
}

.thumb-trigger:hover {
    border-color: rgba(212, 175, 55, 0.5);
}

.active-thumb {
    border-color: #D4AF37 !important;
    transform: translateY(-2px);
}

/* Deep Technical Descriptive Blocks */
.technical-briefcase {
    margin-top: 60px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 40px;
}

.section-sub-heading {
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 24px 0;
    color: #ffffff;
}

.rich-text-area p {
    font-size: 15px;
    line-height: 1.75;
    color: #94a3b8;
    margin-bottom: 20px;
}

/* ---------------- RIGHT SIDECOLUMN DESIGN SYSTEMS (STICKY PANEL) ---------------- */
.sticky-parameters-panel {
    position: sticky;
    top: 40px; /* Locks module to workspace window framework neatly during down scrolls */
    width: 100%;
}

.panel-card-lock {
    background: #070708;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 4px;
    padding: 40px;
}

.panel-sku-tag {
    display: block;
    color: #D4AF37;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.panel-main-title {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.15;
    margin: 0 0 16px 0;
    letter-spacing: -0.5px;
}

.panel-summary-text {
    font-size: 15px;
    line-height: 1.6;
    color: #94a3b8;
    margin: 0 0 35px 0;
}

/* Architectural Data Matrix Framework Table */
.matrix-spec-table {
    width: 100%;
    margin-bottom: 40px;
}

.matrix-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #475569;
    letter-spacing: 1px;
    margin: 0 0 16px 0;
}

.matrix-rows-wrapper {
    display: flex;
    flex-direction: column;
}

.matrix-row-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 14px;
}

.matrix-row-item:last-child {
    border-bottom: none;
}

.matrix-label {
    color: #64748b;
    font-weight: 500;
}

.matrix-value {
    color: #cbd5e1;
    font-weight: 600;
    text-align: right;
    max-width: 60%;
}

/* Executive Call to Action Conversion Block */
.primary-rfq-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 52px;
    background: transparent;
    border: 1px solid #D4AF37;
    color: #D4AF37;
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.primary-rfq-button:hover {
    background: #D4AF37;
    color: #000000;
}

/* ==========================================================================
   BREAKPOINTS MAPPING (RESPONSIVE VIEW ADAPTABILITY)
   ========================================================================== */

@media (max-width: 1024px) {
    .detail-grid-container {
        grid-template-columns: 1fr; /* Stack layout down sequentially on tablet viewports */
        gap: 40px;
    }
    .main-hero-display {
        height: 380px;
    }
    .sticky-parameters-panel {
        position: relative;
        top: 0;
    }
}

@media (max-width: 600px) {
    .main-hero-display {
        height: 260px;
    }
    .panel-card-lock {
        padding: 24px;
    }
    .panel-main-title {
        font-size: 26px;
    }
}