/* ==========================================================================
   PRODUCT CATALOG PAGE SPECIFIC STYLES
   ========================================================================== */

.sym-hero-section {
    padding: 3.5rem 0 3rem;
    background: #FAFAFC;
    margin-top: 85px;
}

.sym-hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 3.5rem;
    align-items: center;
}

.sym-hero-kicker {
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    color: #00B8D9;
    text-transform: uppercase;
    margin-bottom: 1.2rem;
    display: block;
}

.sym-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    font-weight: 800;
    color: #0B1B3D;
    line-height: 1.12;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.sym-hero-desc {
    font-size: 1.05rem;
    color: #4B5563;
    line-height: 1.65;
    margin-bottom: 2.2rem;
    max-width: 520px;
}

.sym-hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.sym-btn-primary {
    background: #0B1B3D;
    color: #FFFFFF;
    padding: 0.9rem 1.8rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid #0B1B3D;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sym-btn-primary:hover {
    background: #1E3A8A;
    border-color: #1E3A8A;
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(11, 27, 61, 0.2);
}

.sym-btn-outline {
    background: #FFFFFF;
    color: #0B1B3D;
    padding: 0.9rem 1.8rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid #D1D5DB;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sym-btn-outline:hover {
    background: #F3F4F6;
    border-color: #9CA3AF;
    color: #0B1B3D;
    transform: translateY(-2px);
}

.sym-hero-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 45px rgba(11, 27, 61, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.8);
    background: #000;
}

.sym-hero-card img {
    width: 100%;
    height: 100%;
    max-height: 420px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.sym-hero-card:hover img {
    transform: scale(1.03);
}

/* Category Feature Cards */
.sym-category-section {
    padding: 3rem 0;
}

.sym-category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.sym-cat-card {
    position: relative;
    padding: 2.8rem 2.2rem 2.5rem;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 240px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    text-decoration: none;
}

.sym-cat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.1);
}

.sym-cat-card.residential {
    background: #F1F1F2;
    color: #1F2937;
}

.sym-cat-card.commercial {
    background: #5B9EF6;
    color: #0B1B3D;
}

.sym-cat-card.industrial {
    background: #1C2028;
    color: #FFFFFF;
}

.sym-cat-title {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

.sym-cat-card.residential .sym-cat-title {
    color: #1F2937;
}

.sym-cat-card.commercial .sym-cat-title {
    color: #0B1B3D;
}

.sym-cat-card.industrial .sym-cat-title {
    color: #FFFFFF;
}

.sym-cat-desc {
    font-size: 0.98rem;
    line-height: 1.5;
    margin-bottom: 2.5rem;
    max-width: 280px;
}

.sym-cat-card.residential .sym-cat-desc {
    color: #4B5563;
}

.sym-cat-card.commercial .sym-cat-desc {
    color: #1E3A8A;
}

.sym-cat-card.industrial .sym-cat-desc {
    color: #9CA3AF;
}

.sym-cat-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 0.95rem;
    transition: gap 0.2s ease;
}

.sym-cat-card.residential .sym-cat-link {
    color: #1E3A8A;
}

.sym-cat-card.commercial .sym-cat-link {
    color: #0B1B3D;
}

.sym-cat-card.industrial .sym-cat-link {
    color: #00E5A3;
}

.sym-cat-card:hover .sym-cat-link {
    gap: 0.9rem;
}

.sym-cat-watermark {
    position: absolute;
    bottom: -10px;
    right: -10px;
    width: 110px;
    height: 110px;
    pointer-events: none;
    opacity: 0.15;
}

.sym-cat-card.industrial .sym-cat-watermark {
    opacity: 0.12;
}

/* Catalog & Filter Sidebar Section */
.sym-catalog-section {
    padding: 3rem 0 5rem;
}

.sym-catalog-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 3rem;
    align-items: start;
}

.sym-filter-sidebar {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 0.5rem 0;
}

.sym-filter-heading {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 2rem;
}

.sym-filter-group {
    margin-bottom: 2.2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #EAEBF0;
}

.sym-filter-group:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.sym-filter-title {
    font-size: 0.78rem;
    font-weight: 800;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.1rem;
}

.sym-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    font-size: 0.92rem;
    color: #374151;
    margin-bottom: 0.8rem;
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
}

.sym-checkbox-label:hover {
    color: #0B1B3D;
}

.sym-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #0B1B3D;
    cursor: pointer;
    border-radius: 4px;
}

/* Custom Price Slider */
.sym-price-slider-wrap {
    margin-top: 1rem;
}

.sym-price-slider {
    width: 100%;
    height: 6px;
    background: #E5E7EB;
    border-radius: 3px;
    outline: none;
    accent-color: #0B1B3D;
    cursor: pointer;
}

.sym-price-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 700;
    color: #374151;
    margin-top: 0.8rem;
}

.sym-category-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}

.sym-pill {
    padding: 0.45rem 1.1rem;
    background: #F3F4F6;
    color: #4B5563;
    border: 1px solid #E5E7EB;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sym-pill:hover {
    background: #E5E7EB;
    color: #111827;
}

.sym-pill.active {
    background: #0B1B3D;
    color: #FFFFFF;
    border-color: #0B1B3D;
}

.sym-btn-clear {
    width: 100%;
    padding: 0.85rem;
    background: #EAEBF0;
    color: #4B5563;
    font-size: 0.88rem;
    font-weight: 700;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 1rem;
}

.sym-btn-clear:hover {
    background: #D1D5DB;
    color: #111827;
}

/* Catalog Header Bar */
.sym-catalog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
}

.sym-catalog-count {
    font-size: 0.95rem;
    color: #4B5563;
    font-weight: 500;
}

.sym-sort-wrap {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    color: #4B5563;
}

.sym-sort-select {
    padding: 0.5rem 2rem 0.5rem 1rem;
    border: 1px solid #D1D5DB;
    border-radius: 6px;
    background: #FFFFFF url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234B5563' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E") no-repeat right 0.75rem center;
    appearance: none;
    font-size: 0.9rem;
    font-weight: 600;
    color: #111827;
    cursor: pointer;
    outline: none;
}

/* Product Cards Grid */
.sym-product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.sym-prod-card {
    background: #FFFFFF;
    border: 1px solid #EAEBF0;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.sym-prod-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(11, 27, 61, 0.08);
}

.sym-prod-img-wrap {
    position: relative;
    background: #F9FAFB;
    padding: 2rem 1.5rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 230px;
    border-bottom: 1px solid #F3F4F6;
}

.sym-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.3rem 0.65rem;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    border-radius: 3px;
    text-transform: uppercase;
}

.sym-badge-teal {
    background: #00E5A3;
    color: #03213E;
}

.sym-badge-blue {
    background: #1E3A8A;
    color: #FFFFFF;
}

.sym-badge-dark {
    background: #1F2937;
    color: #FFFFFF;
}

.sym-prod-img-wrap img {
    max-height: 170px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.sym-prod-card:hover .sym-prod-img-wrap img {
    transform: scale(1.05);
}

.sym-prod-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.sym-prod-title-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.3rem;
}

.sym-prod-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: #111827;
}

.sym-prod-price {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    color: #1E3A8A;
}

.sym-prod-capacity {
    font-size: 0.72rem;
    font-weight: 800;
    color: #6B7280;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.8rem;
}

.sym-prod-stars {
    color: #00C795;
    font-size: 0.95rem;
    letter-spacing: 0.15em;
    margin-bottom: 1.25rem;
}

.sym-prod-specs-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.sym-prod-spec-item {
    font-size: 0.88rem;
    color: #4B5563;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.sym-spec-icon {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid #9CA3AF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    color: #6B7280;
    flex-shrink: 0;
}

.sym-prod-btn-select {
    margin-top: auto;
    width: 100%;
    padding: 0.8rem 1rem;
    background: transparent;
    border: 1px solid #D1D5DB;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 700;
    color: #374151;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sym-prod-btn-select:hover {
    background: #0B1B3D;
    border-color: #0B1B3D;
    color: #FFFFFF;
}

/* Technical Brochure Request Banner */
.sym-brochure-banner {
    background: #042442;
    border-radius: 16px;
    padding: 3.8rem 3.5rem;
    margin: 3rem 0 5rem;
    color: #FFFFFF;
    box-shadow: 0 20px 48px rgba(4, 36, 66, 0.2);
}

.sym-brochure-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3.5rem;
    align-items: center;
}

.sym-brochure-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 2.7rem);
    font-weight: 800;
    line-height: 1.18;
    color: #FFFFFF;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.sym-brochure-desc {
    font-size: 1rem;
    color: #94A3B8;
    line-height: 1.6;
    max-width: 480px;
}

.sym-brochure-form {
    display: flex;
    gap: 0.75rem;
    width: 100%;
}

.sym-brochure-input {
    flex-grow: 1;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 0.95rem 1.25rem;
    font-size: 0.95rem;
    color: #FFFFFF;
    outline: none;
    transition: border-color 0.2s ease;
}

.sym-brochure-input::placeholder {
    color: #64748B;
}

.sym-brochure-input:focus {
    border-color: #00E5A3;
    background: rgba(255, 255, 255, 0.12);
}

.sym-brochure-btn {
    background: #00E5A3;
    color: #03213E;
    font-weight: 800;
    font-size: 0.95rem;
    padding: 0.95rem 1.6rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.sym-brochure-btn:hover {
    background: #00FFB7;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 229, 163, 0.35);
}

/* Responsive Rules */
@media (max-width: 1024px) {
    .sym-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sym-catalog-layout {
        grid-template-columns: 220px 1fr;
        gap: 2rem;
    }
}

@media (max-width: 868px) {
    .sym-hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .sym-category-grid {
        grid-template-columns: 1fr;
    }

    .sym-catalog-layout {
        grid-template-columns: 1fr;
    }

    .sym-brochure-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .sym-brochure-banner {
        padding: 2.5rem 2rem;
    }

    .sym-brochure-form {
        flex-direction: column;
    }
}

@media (max-width: 580px) {
    .sym-product-grid {
        grid-template-columns: 1fr;
    }

    .sym-catalog-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }
}