/* =========================================================================
   Gas Strainer Store — Home Page Styles (Phase 3)
   -------------------------------------------------------------------------
   Page-specific styles layered on top of the common design tokens and
   primitives defined in style.css. Covers: hero slider, section headers,
   "Shop by Categories" grid, and the product card grid used by both the
   Featured Products and Latest Products sections.
   ========================================================================= */

/* Extra category-swatch tokens (extends the palette from style.css) */
:root {
    --color-teal:       #1D9E75;
    --color-teal-tint:  #E4F5EE;
    --color-clay:       #8A5A3B;
    --color-clay-tint:  #F3E9E1;
}

/* -------------------------------------------------------------------------
   Section scaffolding shared by every homepage section
   ------------------------------------------------------------------------- */
.section {
    padding-block: var(--space-8);
}

.section--alt {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-mesh-silver);
    border-bottom: 1px solid var(--color-mesh-silver);
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.section-head__eyebrow {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-flame);
    margin-bottom: var(--space-2);
}

.section-head__title {
    margin: 0;
}

.section-head__link {
    flex-shrink: 0;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-graphite);
    border-bottom: 2px solid var(--color-flame);
    padding-bottom: 2px;
}
.section-head__link:hover { color: var(--color-flame); }

/* -------------------------------------------------------------------------
   Hero slider
   ------------------------------------------------------------------------- */
.hero {
    position: relative;
    background-color: var(--color-graphite);
    overflow: hidden;
}

.hero-slider {
    position: relative;
    min-height: 420px;
}

.hero-slide {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: var(--space-6);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base);
    padding-block: var(--space-8);
}

.hero-slide.is-active {
    position: relative;
    opacity: 1;
    visibility: visible;
}

.hero-slide__eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #9FC7EE;
    margin-bottom: var(--space-3);
}

.hero-slide__title {
    color: #fff;
    font-size: var(--text-3xl);
    max-width: 18ch;
    margin-bottom: var(--space-4);
}

.hero-slide__text {
    color: #C6CDD1;
    max-width: 46ch;
    margin-bottom: var(--space-5);
}

.hero-slide__visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-slide__visual svg {
    width: min(100%, 320px);
    height: auto;
    color: var(--color-flame);
}

.hero-slider__controls {
    position: absolute;
    bottom: var(--space-5);
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-5);
}

.hero-slider__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.25);
    color: #fff;
}
.hero-slider__arrow:hover { background-color: rgba(255,255,255,0.18); }
.hero-slider__arrow svg { width: 18px; height: 18px; }

.hero-slider__dots {
    display: flex;
    gap: var(--space-2);
}

.hero-slider__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: rgba(255,255,255,0.35);
    border: none;
    padding: 0;
}

.hero-slider__dot.is-active {
    background-color: var(--color-flame);
    width: 22px;
    border-radius: var(--radius-full);
}

/* -------------------------------------------------------------------------
   Shop by Categories
   ------------------------------------------------------------------------- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.category-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-5);
    background-color: var(--color-surface);
    border: 1px solid var(--color-mesh-silver);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.category-card:hover {
    border-color: var(--color-flame);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.category-card__icon {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--color-flame);
    background-color: var(--color-flame-tint);
}
.category-card__icon svg { width: 24px; height: 24px; }

.category-card__name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--text-md);
    margin: 0;
}

.category-card__count {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-slate);
    margin: 0;
}

.category-card__link {
    position: absolute;
    inset: 0;
    border-radius: inherit;
}
.category-card__link > span { position: absolute; width: 1px; height: 1px; overflow: hidden; }

/* -------------------------------------------------------------------------
   Product grid + product card (used by Featured Products & Latest Products)
   ------------------------------------------------------------------------- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
}

.product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background-color: var(--color-surface);
    border: 1px solid var(--color-mesh-silver);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.product-card:hover {
    border-color: var(--color-mesh-silver-dk);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.product-card__badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    z-index: 2;
    background-color: var(--color-amber);
    color: #4A2E08;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 600;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    letter-spacing: 0.02em;
}

.product-card__media {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 4 / 3;
    background-color: var(--color-flame-tint);
}

.product-card__icon {
    width: 45%;
    height: 45%;
    color: var(--color-flame);
}

/* Category swatch variants — distinct accent per category, no real photos yet */
.swatch--steel-gas-strainers            { background-color: var(--color-flame-tint); }
.swatch--steel-gas-strainers .product-card__icon   { color: var(--color-flame); }

.swatch--plastic-gas-strainers          { background-color: var(--color-clay-tint); }
.swatch--plastic-gas-strainers .product-card__icon { color: var(--color-clay); }

.swatch--fine-mesh-strainers            { background-color: var(--color-teal-tint); }
.swatch--fine-mesh-strainers .product-card__icon   { color: var(--color-teal); }

.swatch--commercial-strainers           { background-color: var(--color-surface-alt); }
.swatch--commercial-strainers .product-card__icon  { color: var(--color-graphite); }

.product-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--space-4);
}

.product-card__category {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-slate);
    margin: 0 0 var(--space-1);
}

.product-card__name {
    font-size: var(--text-md);
    margin: 0 0 var(--space-2);
}

.product-card__link {
    color: var(--color-graphite);
}
.product-card__link:hover { color: var(--color-graphite); }

/* Stretched link: makes the entire card clickable via the product name
   link, without needing JavaScript. Buttons below get a higher z-index
   so they remain independently clickable. */
.product-card__link::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
}

.product-card__desc {
    font-size: var(--text-sm);
    color: var(--color-slate);
    margin: 0 0 var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card__price-row {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    margin-top: auto;
}

.product-card__price {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-graphite);
}

.product-card__gst-note {
    font-size: var(--text-xs);
    color: var(--color-slate);
}

.product-card__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
}

.product-card__btn {
    position: relative;
    z-index: 2;
    padding-inline: var(--space-3);
    font-size: var(--text-xs);
}
.product-card__btn svg { width: 16px; height: 16px; }

/* -------------------------------------------------------------------------
   Responsive breakpoints
   ------------------------------------------------------------------------- */
@media (max-width: 991px) {
    .hero-slide {
        grid-template-columns: 1fr;
        text-align: left;
    }
    .hero-slide__visual {
        display: none;
    }
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}











/* HOME CAROUSEL */

.home-carousel-section {
    padding: 24px 0;
}

.home-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.home-carousel__track {
    position: relative;
    width: 100%;
}

.home-carousel__slide {
    display: none;
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 10px;
}

.home-carousel__slide.is-active {
    display: block;
}

.home-carousel__slide img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 560px;
    object-fit: cover;
}

.home-carousel__overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 32px;
    background: linear-gradient(
        to top,
        rgba(0,0,0,.72),
        rgba(0,0,0,0)
    );
    color: #fff;
}

.home-carousel__overlay h2 {
    margin: 0 0 8px;
    font-size: 30px;
    color: #fff;
}

.home-carousel__overlay p {
    margin: 0 0 16px;
}

.home-carousel__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 50%;
    background: rgba(0,0,0,.55);
    color: #fff;
    font-size: 24px;
    cursor: pointer;
}

.home-carousel__arrow--prev {
    left: 16px;
}

.home-carousel__arrow--next {
    right: 16px;
}

.home-carousel__dots {
    position: absolute;
    left: 50%;
    bottom: 16px;
    transform: translateX(-50%);
    z-index: 6;
    display: flex;
    gap: 8px;
}

@media (max-width: 768px) {
    .home-carousel {
        height: 180px;
    }

    .home-carousel__slide {
        height: 180px;
    }

    .home-carousel__slide img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .home-carousel__overlay {
        padding: 14px 16px;
    }

    .home-carousel__overlay h2 {
        font-size: 20px;
    }

    .home-carousel__overlay p {
        font-size: 13px;
        margin-bottom: 8px;
    }
}