/* ==========================================================
   walkingpadreviews.co.uk - Catalog Page Styles
   Category listing page for browsing walking pad products.
   Depends on shared.css for variables and base styles.
   ========================================================== */

/* ========== 1. CATALOG HERO ========== */
.catalog-hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-80) 100%);
    padding: 2rem 2rem 2.5rem;
}
.catalog-hero-inner {
    max-width: 1200px;
    margin: 0 auto;
}

/* Breadcrumb */
.catalog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin-bottom: 1.5rem;
    font-size: 0.8125rem;
}
.catalog-breadcrumb li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.catalog-breadcrumb a {
    color: var(--grey-400);
    text-decoration: none;
    transition: var(--transition);
}
.catalog-breadcrumb a:hover {
    color: var(--white);
}
.catalog-breadcrumb .breadcrumb-sep {
    color: var(--grey-500);
    font-size: 0.75rem;
}
.catalog-breadcrumb .breadcrumb-current {
    color: var(--grey-300);
}

/* Hero content */
.catalog-hero-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    letter-spacing: -0.01em;
    margin-bottom: 0.75rem;
}
.catalog-hero-subtitle {
    font-size: 1.0625rem;
    color: var(--grey-400);
    max-width: 600px;
    line-height: 1.6;
    margin-bottom: 1rem;
}
.catalog-product-count {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--grey-300);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.375rem 0.875rem;
    border-radius: 100px;
}

/* ========== 2. SORT / FILTER BAR ========== */
.catalog-filter-bar {
    position: sticky;
    top: 64px;
    z-index: 50;
    background: var(--white);
    border-bottom: 1px solid var(--grey-200);
    padding: 0.75rem 2rem;
}
.catalog-filter-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Sort dropdown */
.catalog-sort {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.catalog-sort-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--grey-500);
    white-space: nowrap;
}
.catalog-sort-select {
    appearance: none;
    background: var(--grey-50);
    border: 1px solid var(--grey-200);
    border-radius: var(--radius-sm);
    padding: 0.5rem 2rem 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--navy);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236B7280' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.625rem center;
}
.catalog-sort-select:hover {
    border-color: var(--grey-300);
}
.catalog-sort-select:focus {
    outline: none;
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

/* Filter pills */
.catalog-filters {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.catalog-filter-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--grey-50);
    border: 1px solid var(--grey-200);
    border-radius: 100px;
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--grey-600);
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}
.catalog-filter-pill:hover {
    border-color: var(--green);
    color: var(--green-dark);
    background: var(--green-50);
}
.catalog-filter-pill.active {
    background: var(--green-50);
    border-color: var(--green);
    color: var(--green-dark);
    font-weight: 600;
}
.catalog-filter-pill-remove {
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    line-height: 1;
    opacity: 0.6;
    transition: var(--transition);
}
.catalog-filter-pill.active .catalog-filter-pill-remove {
    opacity: 1;
}

/* ========== 3. PRODUCT CARD GRID ========== */
.catalog-grid-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* Product card */
.catalog-card {
    background: var(--white);
    border: 1px solid var(--grey-200);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.catalog-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Card image */
.catalog-card-img-wrap {
    width: 100%;
    height: 200px;
    background: var(--grey-50);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.catalog-card-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1rem;
}

/* Card body */
.catalog-card-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

/* Card badges */
.catalog-card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}
.catalog-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--green-50);
    color: var(--green-dark);
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.1875rem 0.5rem;
    border-radius: 100px;
}

/* Card title */
.catalog-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Card rating */
.catalog-card-rating {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}
.catalog-card-stars {
    display: flex;
    gap: 0.0625rem;
    color: var(--gold);
    font-size: 0.875rem;
}
.catalog-card-rating-count {
    font-size: 0.75rem;
    color: var(--grey-400);
}

/* Card price */
.catalog-card-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--green-dark);
}

/* Card specs */
.catalog-card-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.375rem 1rem;
    margin-top: 0.25rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--grey-100);
}
.catalog-card-spec {
    display: flex;
    flex-direction: column;
}
.catalog-card-spec-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--grey-400);
}
.catalog-card-spec-value {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--navy);
}

/* Card link */
.catalog-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--green);
    text-decoration: none;
    margin-top: auto;
    padding-top: 0.5rem;
    transition: var(--transition);
}
.catalog-card-link:hover {
    color: var(--green-dark);
    text-decoration: underline;
}

/* ========== 4. LOADING STATE ========== */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
}
.loading-spinner-dot {
    width: 12px;
    height: 12px;
    background: var(--green);
    border-radius: 50%;
    animation: loading-pulse 1.4s ease-in-out infinite;
}
.loading-spinner-dot:nth-child(2) {
    animation-delay: 0.2s;
    margin: 0 0.5rem;
}
.loading-spinner-dot:nth-child(3) {
    animation-delay: 0.4s;
}
@keyframes loading-pulse {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.4;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ========== 5. EMPTY STATE ========== */
.catalog-empty {
    text-align: center;
    padding: 4rem 2rem;
}
.catalog-empty-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    color: var(--grey-300);
}
.catalog-empty-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.5rem;
}
.catalog-empty-text {
    font-size: 0.9375rem;
    color: var(--grey-500);
    max-width: 400px;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
}
.catalog-empty-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--green-50);
    color: var(--green-dark);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid var(--green-light);
    transition: var(--transition);
    cursor: pointer;
    font-family: inherit;
}
.catalog-empty-btn:hover {
    background: var(--green-light);
}

/* ========== 6. QUIZ CTA BANNER ========== */
.catalog-quiz-cta {
    background: var(--green-50);
    padding: 3.5rem 2rem;
    text-align: center;
}
.catalog-quiz-cta-inner {
    max-width: 600px;
    margin: 0 auto;
}
.catalog-quiz-cta-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--green);
    margin-bottom: 0.75rem;
}
.catalog-quiz-cta-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--navy);
    line-height: 1.2;
    margin-bottom: 0.75rem;
}
.catalog-quiz-cta-text {
    font-size: 1.0625rem;
    color: var(--grey-500);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}
.catalog-quiz-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--purple);
    color: var(--white);
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}
.catalog-quiz-cta-btn:hover {
    background: var(--purple-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
}

/* ========== 7. RESPONSIVE ========== */

/* 1024px - 2-column grid */
@media (max-width: 1024px) {
    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .catalog-hero-title {
        font-size: 1.875rem;
    }
}

/* 768px - tighten spacing */
@media (max-width: 768px) {
    .catalog-hero {
        padding: 1.5rem 1.5rem 2rem;
    }
    .catalog-filter-bar {
        padding: 0.75rem 1.5rem;
    }
    .catalog-filter-bar-inner {
        flex-direction: column;
        align-items: flex-start;
    }
    .catalog-grid-section {
        padding: 1.5rem;
    }
    .catalog-quiz-cta-title {
        font-size: 1.625rem;
    }
}

/* 640px - 1-column grid, compact cards */
@media (max-width: 640px) {
    .catalog-grid {
        grid-template-columns: 1fr;
    }
    .catalog-hero {
        padding: 1.25rem 1.25rem 1.5rem;
    }
    .catalog-hero-title {
        font-size: 1.5rem;
    }
    .catalog-hero-subtitle {
        font-size: 0.9375rem;
    }
    .catalog-filter-bar {
        padding: 0.625rem 1.25rem;
    }
    .catalog-grid-section {
        padding: 1.25rem;
    }
    .catalog-card-img-wrap {
        height: 160px;
    }
    .catalog-card-body {
        padding: 1rem;
    }
    .catalog-quiz-cta {
        padding: 2.5rem 1.25rem;
    }
    .catalog-quiz-cta-title {
        font-size: 1.375rem;
    }
}