/* ============================================================
   CATALOG — Studio Archive
   ============================================================ */

.catalog-page {
    background: #FFFFFF;
    color: #111111;
}

.catalog-main {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 40px 80px;
}

/* ── Page header ─────────────────────────────────────────── */
.catalog-hero {
    padding: 48px 0 32px;
}

.catalog-hero-title {
    font-size: clamp(2.25rem, 5vw, 3.25rem);
    font-weight: 800;
    font-style: italic;
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: #111111;
    margin-bottom: 8px;
}

.catalog-hero-sub {
    font-size: 1rem;
    color: #555555;
    max-width: 520px;
    line-height: 1.6;
}

/* ── Sticky filter bar ───────────────────────────────────── */
.catalog-filters-wrap {
    position: sticky;
    top: 72px;
    z-index: 50;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    margin: 0 -40px;
    padding: 16px 40px 20px;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.catalog-filters-wrap.is-stuck {
    border-bottom-color: #E5E5E5;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.catalog-filters {
    display: flex;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 4px;
}

.catalog-filters::-webkit-scrollbar {
    display: none;
}

.catalog-filter-btn {
    flex-shrink: 0;
    scroll-snap-align: start;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #555555;
    background: #F9F9FB;
    border: 1px solid transparent;
    border-radius: 999px;
    transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.catalog-filter-btn:hover {
    color: #111111;
    background: #F4F4F4;
}

.catalog-filter-btn.active {
    color: #111111;
    background: #FFFFFF;
    border-color: #111111;
}

/* ── Product grid ────────────────────────────────────────── */
.catalog-grid-stage {
    position: relative;
    margin-top: 40px;
    transition: min-height 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}

.catalog-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
    text-decoration: none;
    color: inherit;
}

.catalog-card.is-hidden {
    display: none;
}

/* Image frame */
.catalog-card-media {
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: 24px;
    overflow: hidden;
    background: #F9F9FB;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.catalog-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.catalog-card-media--contain {
    background: #F9F9FB;
}

.catalog-card-media--contain img {
    object-fit: contain;
    padding: 10px;
}

.catalog-card:hover .catalog-card-media img {
    transform: scale(1.04);
}

/* Quick add */
.catalog-quick-add {
    position: absolute;
    right: 14px;
    bottom: 14px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #FFD700;
    color: #111111;
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    border: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.catalog-card:hover .catalog-quick-add {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.catalog-quick-add:hover {
    opacity: 0.92;
    transform: scale(1.05);
}

/* Promo / featured card */
.catalog-card--promo .catalog-card-media {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    aspect-ratio: 1 / 1;
}

.catalog-card--promo .catalog-card-media img {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0.35;
    object-fit: cover;
}

.catalog-card--promo .catalog-promo-copy {
    position: relative;
    z-index: 1;
}

.catalog-promo-headline {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 800;
    font-style: italic;
    line-height: 1.1;
    color: #111111;
    margin-bottom: 8px;
}

.catalog-promo-subline {
    font-size: 0.875rem;
    line-height: 1.5;
    color: #555555;
    max-width: 220px;
}

/* Metadata */
.catalog-card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    font-style: italic;
    line-height: 1.3;
    color: #111111;
}

.catalog-card-price {
    font-size: 0.875rem;
    font-weight: 500;
    color: #555555;
    margin-top: 2px;
}

/* ── Zero state ──────────────────────────────────────────── */
.catalog-zero {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 24px;
    margin-top: 40px;
    background: #F9F9FB;
    border-radius: 24px;
    min-height: 360px;
}

.catalog-zero.is-visible {
    display: flex;
}

.catalog-zero-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    font-style: italic;
    line-height: 1.15;
    color: #111111;
    max-width: 480px;
    margin-bottom: 12px;
}

.catalog-zero-text {
    font-size: 1rem;
    color: #555555;
    max-width: 400px;
    line-height: 1.6;
    margin-bottom: 28px;
}

.catalog-zero-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    padding: 0 32px;
    background: #FFD700;
    color: #111111;
    font-size: 0.9375rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    border-radius: 8px;
    transition: opacity 0.2s ease, transform 0.15s ease;
}

.catalog-zero-cta:hover {
    opacity: 0.9;
}

.catalog-zero-cta:active {
    transform: scale(0.995);
}

/* ── Tablet ──────────────────────────────────────────────── */
@media (max-width: 1200px) {
    .catalog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

/* ── Mobile ──────────────────────────────────────────────── */
@media (max-width: 768px) {
    .catalog-main {
        padding: 0 20px 64px;
    }

    .catalog-hero {
        padding: 32px 0 20px;
    }

    .catalog-filters-wrap {
        margin: 0 -20px;
        padding: 12px 20px 16px;
        top: 75px;
    }

    .catalog-filters {
        gap: 10px;
        margin: 0 -4px;
        padding-left: 4px;
        padding-right: 4px;
    }

    .catalog-filter-btn {
        padding: 10px 18px;
        font-size: 0.8125rem;
    }

    .catalog-grid-stage {
        margin-top: 28px;
    }

    .catalog-grid {
        gap: 20px;
    }

    .catalog-card--featured {
        grid-column: span 2;
    }

    .catalog-card--promo .catalog-card-media {
        aspect-ratio: 16 / 10;
    }

    .catalog-card--featured.catalog-card--promo .catalog-card-media {
        aspect-ratio: 2 / 1;
    }

    .catalog-quick-add {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}