/**
 * =============================================================================
 * WOLLUX - Product Grid Styles
 * =============================================================================
 *
 * File    : assets/css/wollux-product-grid.css
 * Scope   : [wollux_product_grid] shortcode output
 *
 * Structure:
 *   1. Design tokens (CSS custom properties)
 *   2. Grid layout
 *   3. Product card
 *   4. Card image
 *   5. Card badges
 *   6. Card body (title, excerpt, CTA)
 *   7. Filter bar
 *   8. Empty state
 *   9. Responsive breakpoints
 *
 * Theming:
 *   Override any --wollux-* token in your theme CSS or Elementor Custom CSS
 *   to restyle without touching this file.
 *   Example:
 *     :root { --wollux-color-accent: #e63946; }
 *
 * =============================================================================
 */


/* =============================================================================
 * 1. DESIGN TOKENS
 * ============================================================================= */

:root {
    /* --- Brand colours --- */
    --wollux-color-accent:          #489000;   /* Primary green */
    --wollux-color-accent-dark:     #3a7200;   /* Hover / active state */
    --wollux-color-accent-light:    #edf7e0;   /* Badge backgrounds */

    /* --- Neutrals --- */
    --wollux-color-bg:              #ffffff;
    --wollux-color-surface:         #f8f8f6;   /* Card background */
    --wollux-color-border:          #e8e8e4;   /* Card border */
    --wollux-color-text-primary:    #1a1a1a;
    --wollux-color-text-secondary:  #666660;
    --wollux-color-text-muted:      #999993;
    --wollux-color-placeholder-bg:  #ededea;   /* No-image fallback */

    /* --- Badge colours --- */
    --wollux-badge-custom-bg:       #fff3e0;
    --wollux-badge-custom-text:     #e65100;
    --wollux-badge-stock-bg:        #e8f5e9;
    --wollux-badge-stock-text:      #2e7d32;

    /* --- Typography --- */
    --wollux-font-base:             inherit;   /* Inherits theme font stack */
    --wollux-font-size-title:       1.1rem;
    --wollux-font-size-excerpt:     0.9rem;
    --wollux-font-size-cta:         0.875rem;
    --wollux-font-size-badge:       0.7rem;
    --wollux-font-weight-title:     600;
    --wollux-font-weight-cta:       500;

    /* --- Spacing --- */
    --wollux-grid-gap:              1.5rem;
    --wollux-card-padding:          1.25rem;
    --wollux-card-image-ratio:      56.25%;    /* 16:9 — change to 75% for 4:3 */

    /* --- Decoration --- */
    --wollux-card-radius:           10px;
    --wollux-badge-radius:          4px;
    --wollux-card-shadow:           0 2px 8px rgba(0, 0, 0, 0.06);
    --wollux-card-shadow-hover:     0 6px 20px rgba(0, 0, 0, 0.12);

    /* --- Transitions --- */
    --wollux-transition-speed:      0.22s;
    --wollux-transition-ease:       ease;

    /* --- Filter bar --- */
    --wollux-filter-gap:            0.5rem;
    --wollux-filter-link-padding:   0.45rem 1rem;
    --wollux-filter-radius:         100px;     /* Pill shape */
    --wollux-filter-active-bg:      var(--wollux-color-accent);
    --wollux-filter-active-text:    #ffffff;
    --wollux-filter-inactive-bg:    var(--wollux-color-surface);
    --wollux-filter-inactive-text:  var(--wollux-color-text-secondary);
    --wollux-filter-inactive-border:#d8d8d4;
}


/* =============================================================================
 * 2. GRID LAYOUT
 * ============================================================================= */

.wollux-grid {
    display: grid;
    gap: var(--wollux-grid-gap);
    list-style: none;
    margin: 0;
    padding: 0;
    width: 100%;
}

/* Column variants — set via shortcode columns="" attribute */
.wollux-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.wollux-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.wollux-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }


/* =============================================================================
 * 3. PRODUCT CARD — WRAPPER
 * ============================================================================= */

.wollux-card {
    display: flex;
    flex-direction: column;
    background: var(--wollux-color-bg);
    border: 1px solid var(--wollux-color-border);
    border-radius: var(--wollux-card-radius);
    box-shadow: var(--wollux-card-shadow);
    overflow: hidden;
    transition:
        box-shadow var(--wollux-transition-speed) var(--wollux-transition-ease),
        transform   var(--wollux-transition-speed) var(--wollux-transition-ease);
}

.wollux-card:hover {
    box-shadow: var(--wollux-card-shadow-hover);
    transform: translateY(-2px);
}

/* Inner wrapper — flex column, not a link */
.wollux-card__inner {
    display: flex;
    flex-direction: column;
    flex: 1;
}


/* =============================================================================
 * 4. CARD IMAGE
 * ============================================================================= */

.wollux-card__image-wrap {
    position: relative;
    width: 100%;
    padding-top: var(--wollux-card-image-ratio); /* Aspect ratio box */
    overflow: hidden;
    background: var(--wollux-color-placeholder-bg);
}

.wollux-card__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--wollux-transition-speed) var(--wollux-transition-ease);
}

.wollux-card:hover .wollux-card__image {
    transform: scale(1.04);
}

/* Placeholder when no image available */
.wollux-card__image-wrap--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--wollux-color-placeholder-bg);
}

.wollux-card__placeholder-label {
    font-size: 2rem;
    font-weight: 700;
    color: var(--wollux-color-text-muted);
    text-transform: uppercase;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}


/* =============================================================================
 * 5. CARD BADGES
 * ============================================================================= */

.wollux-card__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding: 0.6rem var(--wollux-card-padding) 0;
}

.wollux-card__badge {
    display: inline-block;
    font-size: var(--wollux-font-size-badge);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 0.2rem 0.55rem;
    border-radius: var(--wollux-badge-radius);
    line-height: 1.4;
}

.wollux-card__badge--custom {
    background: var(--wollux-badge-custom-bg);
    color: var(--wollux-badge-custom-text);
}

.wollux-card__badge--stock {
    background: var(--wollux-badge-stock-bg);
    color: var(--wollux-badge-stock-text);
}


/* =============================================================================
 * 6. CARD BODY — TITLE, EXCERPT, CTA
 * ============================================================================= */

.wollux-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--wollux-card-padding);
    gap: 0.5rem;
}

.wollux-card__title {
    font-family: var(--wollux-font-base);
    font-size: var(--wollux-font-size-title);
    font-weight: var(--wollux-font-weight-title);
    color: var(--wollux-color-text-primary);
    margin: 0;
    line-height: 1.3;
}

.wollux-card__title-link {
    color: inherit;
    text-decoration: none;
}

.wollux-card__title-link:hover {
    color: var(--wollux-color-accent-dark);
}

.wollux-card__title-link:focus-visible {
    outline: 2px solid var(--wollux-color-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

.wollux-card__excerpt {
    font-size: var(--wollux-font-size-excerpt);
    color: var(--wollux-color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* CTA button — outline style, pinned to bottom of card body */
.wollux-card__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    margin-top: auto;
    padding: 0.55rem 1rem;
    font-size: var(--wollux-font-size-cta);
    font-weight: var(--wollux-font-weight-cta);
    color: var(--wollux-color-accent);
    text-decoration: none;
    border: 2px solid var(--wollux-color-accent);
    border-radius: 5px;
    background: transparent;
    transition:
        color        var(--wollux-transition-speed) var(--wollux-transition-ease),
        background   var(--wollux-transition-speed) var(--wollux-transition-ease),
        border-color var(--wollux-transition-speed) var(--wollux-transition-ease);
}

.wollux-card__cta:hover,
.wollux-card:hover .wollux-card__cta {
    color: #ffffff;
    background: var(--wollux-color-accent);
    border-color: var(--wollux-color-accent);
}

.wollux-card__cta:focus-visible {
    outline: 2px solid var(--wollux-color-accent);
    outline-offset: 3px;
    border-radius: 5px;
}

.wollux-card__cta .material-icons {
    font-size: 16px !important;
    line-height: 1;
    flex-shrink: 0;
    transition: transform var(--wollux-transition-speed) var(--wollux-transition-ease);
    user-select: none;
}

.wollux-card__cta:hover .material-icons,
.wollux-card:hover .wollux-card__cta .material-icons {
    transform: translateX(3px);
}


/* =============================================================================
 * 7. FILTER BAR
 * ============================================================================= */

.wollux-filter {
    margin-bottom: 2rem;
}

.wollux-filter__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--wollux-filter-gap);
    list-style: none;
    margin: 0;
    padding: 0;
}

.wollux-filter__item {
    margin: 0;
}

.wollux-filter__link {
    display: inline-block;
    padding: var(--wollux-filter-link-padding);
    border-radius: var(--wollux-filter-radius);
    border: 1px solid var(--wollux-filter-inactive-border);
    background: var(--wollux-filter-inactive-bg);
    color: var(--wollux-filter-inactive-text);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition:
        background var(--wollux-transition-speed) var(--wollux-transition-ease),
        color      var(--wollux-transition-speed) var(--wollux-transition-ease),
        border-color var(--wollux-transition-speed) var(--wollux-transition-ease);
}

.wollux-filter__link:hover {
    background: var(--wollux-color-accent-light);
    border-color: var(--wollux-color-accent);
    color: var(--wollux-color-accent-dark);
}

.wollux-filter__link--active {
    background: var(--wollux-filter-active-bg);
    border-color: var(--wollux-filter-active-bg);
    color: var(--wollux-filter-active-text);
    cursor: default;
    pointer-events: none;
}


/* =============================================================================
 * 8. EMPTY STATE
 * ============================================================================= */

.wollux-grid__empty {
    color: var(--wollux-color-text-muted);
    font-size: 0.95rem;
    text-align: center;
    padding: 3rem 1rem;
    width: 100%;
}


/* =============================================================================
 * 9. RESPONSIVE BREAKPOINTS
 * ============================================================================= */

/* Tablet — ≤1024px: 4-col → 3-col, 3-col → 2-col */
@media (max-width: 1024px) {
    .wollux-grid--cols-4 { grid-template-columns: repeat(3, 1fr); }
    .wollux-grid--cols-3 { grid-template-columns: repeat(2, 1fr); }
}

/* Phablet — ≤768px: all multi-col → 2-col */
@media (max-width: 768px) {
    .wollux-grid--cols-4,
    .wollux-grid--cols-3,
    .wollux-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }

    :root {
        --wollux-grid-gap:      1rem;
        --wollux-card-padding:  1rem;
    }
}

/* Mobile — ≤480px: single column */
@media (max-width: 480px) {
    .wollux-grid--cols-4,
    .wollux-grid--cols-3,
    .wollux-grid--cols-2 { grid-template-columns: 1fr; }

    .wollux-filter__list {
        gap: 0.35rem;
    }

    .wollux-filter__link {
        font-size: 0.8rem;
        padding: 0.35rem 0.75rem;
    }
}