/* ─── Reusable Components ────────────────────────────────────────── */

/* ── Primary CTA button ────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--color-primary-gradient);
    color: #fff;
    border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 8px 24px rgba(47, 178, 160, 0.4);
    transition: transform var(--duration-fast) var(--ease-bounce),
                box-shadow var(--duration-fast);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 32px rgba(47, 178, 160, 0.55);
}

/* ── Product card ────────────────────────────────────────────────── */
.product-card {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    overflow: hidden;
    transition: transform var(--duration-med) var(--ease-smooth),
                box-shadow var(--duration-med) var(--ease-smooth),
                border-color var(--duration-med) var(--ease-smooth);
    display: flex;
    flex-direction: column;
    position: relative;
    isolation: isolate;
}

.product-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(125deg, rgba(255, 255, 255, 0.12), transparent 40%);
    opacity: 0;
    transition: opacity var(--duration-med) var(--ease-smooth);
    z-index: 1;
    pointer-events: none;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(47, 178, 160, 0.15);
    border-color: rgba(47, 178, 160, 0.3);
}

.product-card:hover::before {
    opacity: 1;
}

.product-card__image {
    aspect-ratio: 4/3;
    overflow: hidden;
    position: relative;
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-smooth);
}

.product-card:hover .product-card__image img {
    transform: scale(1.08);
}

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

.product-card__category {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 6px;
}

.product-card__name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-on-dark);
}

.product-card__price {
    margin-top: auto;
    padding-top: 12px;
    color: var(--text-on-dark);
    font-size: 1.1rem;
    font-weight: 700;
}

.product-card__price--enquire {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-on-dark-muted);
}

/* ── Badges ──────────────────────────────────────────────────────── */
.badge-pill {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--glass-bg-medium);
    border: 1px solid var(--glass-border);
    color: var(--text-on-dark);
    backdrop-filter: blur(8px);
}

.badge-pill--featured {
    background: rgba(47, 178, 160, 0.25);
    border-color: rgba(47, 178, 160, 0.5);
    color: #8ED4C9;
}

/* ── Section heading ────────────────────────────────────────────── */
.section-heading {
    text-align: center;
    margin-bottom: var(--space-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-heading__eyebrow {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary-light);
    font-weight: 600;
    margin-bottom: 10px;
}

.section-heading__title {
    margin-bottom: 14px;
    position: relative;
    display: inline-block;
    color: var(--text-on-dark);
    font-weight: 800;
}

.section-heading__title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 56px;
    height: 3px;
    border-radius: 2px;
    background: var(--color-primary-gradient);
}

.section-heading__subtitle {
    max-width: 560px;
    margin: 14px auto 0;
    color: var(--text-on-dark-muted);
    font-size: 1.05rem;
}

/* ── Grid layouts ────────────────────────────────────────────────── */
.grid-products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

/* ── Category grid (redesigned) ────────────────────────────────── */
.grid-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    max-width: 1100px;
    margin: 0 auto;
    justify-items: center;
}

.category-card {
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--glass-shadow);
    padding: var(--space-lg) var(--space-md);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    width: 100%;
    max-width: 260px;
    transition: transform var(--duration-med) var(--ease-smooth),
                box-shadow var(--duration-med) var(--ease-smooth),
                background var(--duration-med) var(--ease-smooth);
    cursor: pointer;
    text-decoration: none;
    color: var(--text-on-dark);
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.category-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(47, 178, 160, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity var(--duration-med) var(--ease-smooth);
    z-index: -1;
}

.category-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(47, 178, 160, 0.2);
    border-color: rgba(47, 178, 160, 0.4);
}

.category-card:hover::before {
    opacity: 1;
}

.category-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--color-primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: #fff;
    margin-bottom: 16px;
    box-shadow: 0 8px 24px rgba(47, 178, 160, 0.35);
    transition: transform var(--duration-med) var(--ease-bounce),
                box-shadow var(--duration-med) var(--ease-smooth);
    flex-shrink: 0;
}

.category-card:hover .category-icon {
    transform: scale(1.1) rotate(-4deg);
    box-shadow: 0 12px 32px rgba(47, 178, 160, 0.5);
}

.category-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-on-dark);
}

.category-card p {
    font-size: 0.85rem;
    color: var(--text-on-dark-muted);
    margin: 0;
}

.category-card .category-count {
    display: inline-block;
    background: var(--glass-bg-medium);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: 2px 14px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-on-dark-muted);
    margin-top: 10px;
    transition: all var(--duration-fast);
}

.category-card:hover .category-count {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ── Responsive grid-categories ──────────────────────────────────── */
@media (max-width: 768px) {
    .grid-categories {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--space-md);
        padding: 0 var(--space-sm);
    }

    .category-card {
        min-height: 160px;
        max-width: 100%;
        padding: var(--space-md);
    }

    .category-icon {
        width: 56px;
        height: 56px;
        font-size: 24px;
    }

    .category-card h3 {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .grid-categories {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
}

/* ─── Masonry gallery ───────────────────────────────────────────── */
.masonry-grid {
    columns: 4 220px;
    column-gap: 16px;
}

@media (max-width: 900px) {
    .masonry-grid {
        columns: 2 200px;
    }
}

.masonry-item {
    display: block;
    width: 100%;
    border: none;
    padding: 0;
    margin-bottom: 16px;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    break-inside: avoid;
    cursor: pointer;
    background: var(--glass-bg-light);
}

.masonry-item img {
    width: 100%;
    display: block;
    transition: transform 0.4s var(--ease-smooth);
}

.masonry-item:hover img {
    transform: scale(1.06);
}

.masonry-item__caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 10, 25, 0.85), transparent);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 24px 12px 10px;
    opacity: 0;
    transition: opacity var(--duration-fast);
}

.masonry-item:hover .masonry-item__caption {
    opacity: 1;
}

/* ─── Lightbox ──────────────────────────────────────────────────── */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 10, 25, 0.92);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-med);
}

.lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

.lightbox img {
    max-width: 86vw;
    max-height: 70vh;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.lightbox__caption {
    text-align: center;
    margin-top: 20px;
    color: #fff;
}

.lightbox__close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--glass-bg-medium);
    border: 1px solid var(--glass-border);
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background var(--duration-fast), transform var(--duration-fast);
}

.lightbox__close:hover {
    background: var(--glass-bg-strong);
    transform: scale(1.05);
}

/* ─── Thumbnail buttons ──────────────────────────────────────────── */
.thumb-btn {
    opacity: 0.5;
    transition: opacity var(--duration-fast);
}

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

.thumb-btn.active {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ─── PDF Datasheet Download Button ────────────────────────────── */
.pdf-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    background: var(--glass-bg-medium);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-on-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--duration-med) var(--ease-smooth);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

.pdf-download-btn:hover {
    background: var(--glass-bg-strong);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.pdf-download-btn i:first-child {
    color: #dc2626;
    font-size: 1.4rem;
}

.pdf-download-btn .pdf-size {
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--text-on-dark-muted);
    background: var(--glass-bg-light);
    padding: 2px 10px;
    border-radius: 12px;
}

.pdf-download-btn i:last-child {
    color: var(--text-on-dark-muted);
    font-size: 0.8rem;
    margin-left: auto;
}

/* ─── Mobile PDF button ─────────────────────────────────────────── */
@media (max-width: 768px) {
    .pdf-download-btn {
        width: 100%;
        justify-content: center;
        padding: 12px 18px;
        font-size: 0.9rem;
    }
}