/* Product Detail Page CSS */

.pd-top-spacer {
    height: 92px;
}

.pd-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--steel-grey);
    margin-bottom: 40px;
}

.pd-breadcrumb a {
    color: var(--royal-blue);
    font-weight: 500;
}

.pd-breadcrumb a:hover {
    color: var(--cyan-accent);
}

.pd-breadcrumb span {
    color: var(--steel-grey);
}

.pd-section {
    padding-bottom: 60px;
}

/* Product Grid */
.pd-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: start;
}

/* Image Panel */
.pd-main-img {
    background: linear-gradient(135deg, #06142c, #0a1f44);
    border-radius: var(--radius-lg);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    cursor: zoom-in;
    transition: var(--transition);
}

.pd-main-img:hover .pd-img-bg {
    transform: scale(1.05);
}

.pd-img-bg {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.4s ease;
}

.pd-img-reflection {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, transparent 60%);
    border-radius: var(--radius-lg);
}

.pd-img-reflection::after {
    content: '';
    position: absolute;
    top: 0;
    left: -60%;
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
    transform: skewX(-20deg);
    animation: reflectionSweep 4s ease infinite;
}

.pd-zoom-hint {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    color: rgba(255, 255, 255, 0.7);
    font-size: 11px;
    padding: 6px 12px;
    border-radius: 100px;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0;
    transition: var(--transition);
}

.pd-main-img:hover .pd-zoom-hint {
    opacity: 1;
}

.pd-thumb-grid {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.pd-thumb {
    flex: 1;
    aspect-ratio: 4/3;
    border-radius: 8px;
    background: linear-gradient(135deg, #0a1f44, #0d3568);
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.pd-thumb.active {
    border-color: var(--cyan-accent);
}

.pd-thumb:hover {
    border-color: rgba(0, 200, 224, 0.5);
}

.pd-toughened-thumb {
    background: linear-gradient(135deg, #06142c, #0a1f44);
}

.pd-toughened-thumb2 {
    background: linear-gradient(135deg, #0a1f44, #103060);
}

.pd-toughened-thumb3 {
    background: linear-gradient(135deg, #0d2a5c, #0a1f44);
}

/* Product Info */
.pd-badge {
    display: inline-block;
    background: rgba(0, 200, 224, 0.1);
    border: 1px solid rgba(0, 200, 224, 0.3);
    border-radius: 100px;
    padding: 5px 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--cyan-accent);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.pd-details h1 {
    font-size: clamp(28px, 3vw, 40px);
    color: var(--royal-blue);
    margin-bottom: 16px;
}

.pd-short-desc {
    font-size: 16px;
    color: var(--steel-grey);
    line-height: 1.75;
    margin-bottom: 32px;
}

.pd-quick-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
    padding: 24px;
    background: var(--off-white);
    border-radius: var(--radius);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.pd-spec-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ps-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--steel-grey);
}

.ps-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--royal-blue);
}

/* Sticky Quote Form */
.pd-sticky-form {
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 48px rgba(10, 31, 68, 0.12);
}

.pd-sticky-form h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--royal-blue);
    margin-bottom: 24px;
    text-align: center;
}

.pd-form-group {
    margin-bottom: 16px;
    width: 100%;
}

.pd-form-input {
    display: block;
    width: 100% !important;
    padding: 14px 18px !important;
    font-size: 15px !important;
    font-family: inherit !important;
    background: #f8fafd !important;
    border: 1.5px solid rgba(0, 0, 0, 0.06) !important;
    border-radius: 10px !important;
    color: var(--royal-blue) !important;
    transition: all 0.3s ease !important;
    outline: none !important;
}

.pd-form-input::placeholder {
    color: var(--steel-light) !important;
}

.pd-form-input:focus {
    border-color: var(--cyan-accent) !important;
    background: white !important;
    box-shadow: 0 0 0 4px var(--cyan-glow) !important;
    transform: translateY(-1px);
}

textarea.pd-form-input {
    resize: none;
    min-height: 100px;
}

.pd-form-wa {
    margin-top: 14px;
    text-align: center;
}

.pd-form-wa a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #25D366;
    font-weight: 500;
    transition: var(--transition-fast);
}

.pd-form-wa a:hover {
    opacity: 0.8;
}

/* Tabs */
.pd-tabs-section {
    padding-top: 60px;
}

.pd-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    margin-bottom: 48px;
}

.pd-tab-btn {
    background: none;
    border: none;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    color: var(--steel-grey);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: var(--transition-fast);
}

.pd-tab-btn:hover {
    color: var(--royal-blue);
}

.pd-tab-btn.active {
    color: var(--royal-blue);
    border-bottom-color: var(--cyan-accent);
    font-weight: 600;
}

.pd-tab-content {
    display: none;
    animation: tabFadeIn 0.3s ease;
}

.pd-tab-content.active {
    display: block;
}

@keyframes tabFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* Specs Table */
.specs-table {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.spec-row-full {
    display: flex;
    padding: 14px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    gap: 24px;
}

.spec-row-full span {
    width: 220px;
    flex-shrink: 0;
    font-size: 14px;
    color: var(--steel-grey);
}

.spec-row-full strong {
    font-size: 14px;
    color: var(--royal-blue);
    font-weight: 500;
}

/* Applications Grid */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.app-card {
    background: white;
    border-radius: var(--radius);
    padding: 28px 24px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-hover-shadow);
}

.app-icon {
    font-size: 32px;
    margin-bottom: 14px;
    display: block;
}

.app-card h4 {
    font-size: 16px;
    color: var(--royal-blue);
    margin-bottom: 8px;
}

.app-card p {
    font-size: 14px;
    color: var(--steel-grey);
    line-height: 1.65;
}

/* Technical Blocks */
.technical-blocks {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.tech-block {
    background: white;
    border-radius: var(--radius);
    padding: 28px 32px;
    box-shadow: var(--card-shadow);
    border-left: 3px solid var(--cyan-accent);
}

.tech-block h4 {
    font-size: 17px;
    color: var(--royal-blue);
    margin-bottom: 12px;
}

.tech-block p {
    font-size: 15px;
    color: var(--steel-grey);
    line-height: 1.75;
}

/* Related Products */
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Responsive */
@media (max-width: 900px) {
    .pd-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .applications-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .spec-row-full {
        flex-direction: column;
        gap: 4px;
    }

    .spec-row-full span {
        width: auto;
    }
}

@media (max-width: 640px) {
    .pd-quick-specs {
        grid-template-columns: 1fr;
    }

    .applications-grid {
        grid-template-columns: 1fr;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }

    .pd-tabs {
        overflow-x: auto;
    }

    .pd-tab-btn {
        padding: 12px 18px;
        font-size: 14px;
        white-space: nowrap;
    }
}