/* ================================================
   PRODUCTS PAGE
   Content and imagery are from the live site.
   Layout is rebuilt: equal-height cards, real tab
   semantics, no image cropping, 3 -> 2 -> 1 grid.
   ================================================ */

.products-page {
    padding: 5em 0 7em;
}

/* ------------------------------------------------
   Intro
   ------------------------------------------------ */
.products-intro {
    max-width: 800px;
    margin: 0 auto 50px;
    text-align: center;
    padding: 0 20px;
}

.products-intro .intro-head {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 18px;
}

.products-intro h2 {
    font-family: var(--font-primary);
    font-size: 44px;
    font-weight: var(--h2-weight);
    line-height: var(--h2-line-height);
    letter-spacing: var(--h2-letter-spacing);
    color: var(--color-dark-heading);
    margin-bottom: 0;
    position: relative;
    display: inline-block;
}

.products-intro h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 60px;
    height: 4px;
    background: var(--color-yellow);
    border-radius: 2px;
}

.products-intro p {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7em;
    color: var(--color-body);
    margin-bottom: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ------------------------------------------------
   Tabs
   ------------------------------------------------ */
.product-tablist {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}

.product-tab-btn {
    position: relative;
    padding: 16px 32px;
    background: none;
    border: 0;
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--color-body);
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.product-tab-btn::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 3px;
    background: #D31F0D;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.product-tab-btn:hover {
    color: #D31F0D;
    transform: translateY(-3px);
}

.product-tab-btn[aria-selected="true"] {
    color: #D31F0D;
    transform: translateY(-3px);
}

.product-tab-btn[aria-selected="true"]::after {
    transform: scaleX(1);
}

.product-tab-btn .tab-count {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--color-bg-light);
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    color: var(--color-body);
}

.product-tab-btn[aria-selected="true"] .tab-count {
    background: #D31F0D;
    color: #FFFFFF;
}

.product-panel[hidden] {
    display: none;
}

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

.product-item {
    display: flex;
    flex-direction: column;
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-bottom: 4px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.product-item:hover {
    border-bottom-color: #D31F0D;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.2);
    transform: translateY(-8px) scale(1.03);
}

/* Header: icon + title */
.product-item-head {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 24px 20px 20px;
    border-bottom: 1px solid var(--color-border);
}

.product-item-icon {
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-item-icon img {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.product-item-head h3 {
    font-family: var(--font-primary);
    font-size: 20px;
    font-weight: 700;
    line-height: 1.3em;
    letter-spacing: -0.4px;
    color: var(--color-dark-heading);
    margin-bottom: 0;
    transition: color 0.3s ease;
}

.product-item:hover .product-item-head h3 {
    color: #D31F0D;
}

/* Media - fixed ratio box so every card lines up and
   nothing is awkwardly cropped */
.product-item-media {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: var(--color-bg-light);
}

.product-item-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.product-item:hover .product-item-media img {
    transform: scale(1.08);
}

/* Specs */
.product-item-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--color-border);
    border-bottom: 1px solid var(--color-border);
    border-top: 1px solid var(--color-border);
}

.product-item-specs li {
    background: #FFFFFF;
    padding: 16px 18px;
    position: relative;
    transition: background-color 0.3s ease;
}

.product-item-specs li:hover {
    background: var(--color-bg-light);
}

.product-item-specs span {
    display: block;
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--color-body);
    margin-bottom: 2px;
}

.product-item-specs strong {
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 700;
    color: #D31F0D;
    display: block;
}

/* Footer pinned to the bottom of every card */
.product-item-foot {
    margin-top: auto;
    padding: 20px 20px;
    text-align: center;
}

/* ------------------------------------------------
   Detail page (shared for both oil-filled and dry type)
   Conservative improvements - closer to original but enhanced
   ------------------------------------------------ */
.product-detail {
    padding: 4em 0 6em;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 40px;
    align-items: start;
}

.product-detail-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.product-detail-icon {
    flex: 0 0 40px;
    width: 40px;
    height: 40px;
}

.product-detail-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.product-detail-head h2 {
    font-family: var(--font-primary);
    font-size: var(--h2-size);
    font-weight: var(--h2-weight);
    line-height: var(--h2-line-height);
    letter-spacing: var(--h2-letter-spacing);
    color: var(--color-dark-heading);
    margin-bottom: 0;
}

.product-spec-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.product-spec-row li {
    flex: 1 1 180px;
    background: #f8f9fa;
    border: 1px solid #eee;
    padding: 10px 14px;
}

.product-spec-row span {
    display: block;
    font-family: var(--font-body);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #666;
    margin-bottom: 2px;
}

.product-spec-row strong {
    font-family: var(--font-primary);
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark-heading);
    display: block;
}

.product-detail-figure {
    margin: 0 0 24px;
}

.product-detail-figure img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.product-detail-figure img:hover {
    transform: scale(1.02);
}

.product-detail-main p {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6em;
    color: var(--color-body);
    margin-bottom: 14px;
}

.features-title {
    font-family: var(--font-primary);
    font-size: var(--h5-size);
    font-weight: var(--h5-weight);
    letter-spacing: var(--h5-letter-spacing);
    color: var(--color-dark-heading);
    margin: 24px 0 12px;
}

/* Simple features list */
.features-list {
    margin-top: 8px;
}

.features-list li {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.6em;
    color: var(--color-body);
    margin-bottom: 6px;
    padding-left: 20px;
    position: relative;
}

.features-list li::before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 11px;
    color: #D31F0D;
    position: absolute;
    left: 0;
    top: 3px;
}

/* Product detail image gallery */
.product-detail-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 24px 0;
}

.product-detail-gallery figure {
    margin: 0;
}

.product-detail-gallery img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

/* Single image in gallery - full width */
.product-detail-gallery:has(> :only-child) {
    grid-template-columns: 1fr;
}

/* FAQ Accordion - simplified but improved */
.product-faq {
    margin-top: 36px;
}

.product-faq h3 {
    font-family: var(--font-primary);
    font-size: var(--h3-size);
    font-weight: var(--h3-weight);
    line-height: var(--h3-line-height);
    letter-spacing: var(--h3-letter-spacing);
    color: var(--color-dark-heading);
    margin-bottom: 20px;
}

.faq-item {
    border: 1px solid #eee;
    margin-bottom: 0;
    border-radius: 4px;
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 14px 18px;
    background: #f8f9fa;
    border: 0;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-primary);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4em;
    color: var(--color-dark-heading);
    transition: background-color 0.2s ease;
}

.faq-question:hover {
    background-color: #eee;
}

.faq-question[aria-expanded="true"] {
    background-color: #D31F0D;
    color: #FFFFFF;
}

.faq-question .faq-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    position: relative;
    transition: transform 0.2s ease;
}

.faq-question .faq-icon::before,
.faq-question .faq-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    background: currentColor;
    border-radius: 1px;
}

.faq-question .faq-icon::before {
    width: 12px;
    height: 2px;
    transform: translate(-50%, -50%);
}

.faq-question .faq-icon::after {
    width: 2px;
    height: 12px;
    transform: translate(-50%, -50%);
    transition: transform 0.2s ease;
}

.faq-question[aria-expanded="true"] .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
    opacity: 0;
}

.faq-answer {
    display: none;
    padding: 14px 18px;
    background: #FFFFFF;
    border-top: 1px solid #eee;
}

.faq-answer.open {
    display: block;
    animation: faq-slide 0.2s ease;
}

@keyframes faq-slide {
    from { opacity: 0; transform: translateY(-2px); }
    to   { opacity: 1; transform: translateY(0); }
}

.faq-answer p {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.6em;
    color: var(--color-body);
    margin: 0;
}

/* Sidebar */
.product-detail-side {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 6px;
    border: 1px solid #eee;
    margin-top: 24px;
}

.product-detail-side h3 {
    font-family: var(--font-primary);
    font-size: var(--h5-size);
    font-weight: 600;
    letter-spacing: -0.3px;
    color: var(--color-dark-heading);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}

.product-detail-side ul {
    margin-bottom: 16px;
}

.product-detail-side li {
    margin-bottom: 4px;
}

.product-detail-side li a {
    display: block;
    padding: 8px 12px;
    background: #FFFFFF;
    border-left: 2px solid transparents;
    font-family: var(--font-body);
    font-size: 13px;
    color: #666;
    border-radius: 3px;
    transition: all 0.2s ease;
}

.product-detail-side li a:hover,
.product-detail-side li a.active {
    background: #D31F0D;
    color: #FFFFFF;
}

/* ================================================
   RESPONSIVE
   ================================================ */

@media (max-width: 1024px) {
    .products-page,
    .product-detail {
        padding: 3em 0 4em;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    /* Mobile: sidebar stays after content */
    .product-detail-side {
        margin-top: 24px;
    }

    .products-intro h2 {
        font-size: 36px;
    }

    .products-intro p {
        font-size: 16px;
    }
}

@media (max-width: 767px) {
    .products-page,
    .product-detail {
        padding: 2em 0 3em;
    }

    .products-intro {
        margin-bottom: 24px;
    }

    /* Tabs scroll horizontally rather than wrapping */
    .product-tablist {
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        margin-bottom: 24px;
    }

    .product-tablist::-webkit-scrollbar {
        display: none;
    }

    .product-tab-btn {
        padding: 12px 16px;
        font-size: 14px;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .product-item-head {
        padding: 14px;
        gap: 10px;
    }

    .product-item-head h3 {
        font-size: 16px;
    }

    .product-item-foot {
        padding: 14px;
    }

    .faq-question {
        padding: 12px 16px;
        font-size: 14px;
    }

    .faq-answer {
        padding: 12px 16px;
    }

    .product-detail-side {
        margin-top: 24px;
        padding: 18px;
    }

    .product-detail-side h3 {
        font-size: var(--h5-size);
    }
}

@media (max-width: 480px) {
    .product-item-icon,
    .product-item-icon img {
        width: 32px;
        height: 32px;
        flex-basis: 32px;
    }

    .product-item-specs {
        grid-template-columns: 1fr;
    }

    .products-intro h2 {
        font-size: 30px;
    }
}