/* ============================================
   Strona produktu / zestawu — detal
   spójne z menu (biel, Darker Grotesque)
   ============================================ */
.product-page {
    background: #ffffff;
    min-height: 100vh;
    padding: calc(var(--header-h) + 20px) 24px 120px;
    max-width: 1100px;
    margin: 0 auto;
}

.product-back {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-ink-muted);
    margin-bottom: 32px;
    transition: color 200ms var(--ease);
}
.product-back:hover { color: var(--color-ink); }

/* ---- Detal ---- */
.product-detail {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: center;
}
.product-detail__photo {
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-detail__photo::before {
    content: '';
    position: absolute;
    inset: -8% -10% -16% -10%;
    background: radial-gradient(ellipse 60% 50% at 50% 55%, rgba(0,0,0,0.07), rgba(0,0,0,0.03) 45%, transparent 75%);
    z-index: 0;
    pointer-events: none;
}
.product-detail__photo img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* BEZ cienia — zdjęcia na transparent background */
    -webkit-transform: translate3d(0, 0, 0);
            transform: translate3d(0, 0, 0);
}
.product-detail__photo-ph {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    font-size: 4rem; opacity: 0.25;
}
.product-detail__info { text-align: center; }
.product-detail__cat {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--color-ink-muted);
    margin-bottom: 10px;
}
.product-detail__name {
    font-family: var(--font-sans);
    font-size: clamp(2.2rem, 9vw, 3.4rem);
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -0.025em;
    color: var(--color-ink);
    margin-bottom: 10px;
}
.product-detail__meta {
    font-family: var(--font-sans);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--color-ink);
    margin-bottom: 18px;
}
.product-detail__ingredients {
    list-style: none;
    margin: 0 auto 32px;
    padding: 0;
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-ink-soft);
    max-width: 44ch;
}
.product-detail__ingredients li {
    display: block;
    padding: 3px 0;
}
.product-detail__ingredients li::first-letter { text-transform: uppercase; }
.product-detail__add {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 240px;
    padding: 16px 32px;
    background: var(--color-ink);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}
.product-detail__add:hover { transform: translateY(-2px); }
.product-detail__add:active { transform: translateY(0); }
.product-detail__add.is-added { opacity: 0.6; pointer-events: none; }

/* ---- Upsell ---- */
.upsell {
    margin-top: 120px;
    padding-top: 56px;
    position: relative;
}
.upsell::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 64px;
    height: 1px;
    background: var(--color-line);
}
.upsell__title {
    font-family: var(--font-sans);
    font-size: clamp(1.6rem, 6vw, 2.2rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--color-ink);
    text-align: center;
    margin-bottom: 40px;
}
.upsell__list {
    list-style: none;
    display: flex;
    gap: 16px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 4px 24px 12px;
    margin: 0 -24px;
    scroll-padding-left: 24px;
    scroll-behavior: smooth;
}
.upsell__list::-webkit-scrollbar { display: none; }
.upsell-card {
    flex: 0 0 78%;
    max-width: 320px;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.upsell-card__link { display: block; width: 100%; }
.upsell-card__photo {
    width: 100%;
    aspect-ratio: 1 / 1;
    margin: 0 auto 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.upsell-card__photo img {
    width: 100%; height: 100%;
    object-fit: contain;
    /* BEZ cienia — zdjęcia na transparent background */
    transition: transform 500ms var(--ease);
    -webkit-transform: translate3d(0, 0, 0);
            transform: translate3d(0, 0, 0);
}
.upsell-card:hover .upsell-card__photo img { transform: translate3d(0, -5px, 0); }
.upsell-card__name {
    font-family: var(--font-sans);
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.15;
    color: var(--color-ink);
    margin-bottom: 2px;
}
.upsell-card__meta {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--color-ink-soft);
    margin-bottom: 14px;
}
.upsell-card__add {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-ink);
    border: 1px solid var(--color-ink);
    padding: 10px 22px;
    transition: background 200ms var(--ease), color 200ms var(--ease);
}
.upsell-card__add:hover { background: var(--color-ink); color: #fff; }
.upsell-card__add.is-added { background: var(--color-ink); color: #fff; pointer-events: none; }

@media (min-width: 720px) {
    .upsell__list {
        padding: 4px 40px 12px;
        margin: 0 -40px;
        scroll-padding-left: 40px;
    }
    .upsell-card { flex-basis: calc(50% - 8px); }
}
@media (min-width: 960px) {
    .upsell__list {
        gap: 24px;
        padding: 4px 48px 12px;
        margin: 0 -48px;
        overflow-x: visible;
    }
    .upsell-card { flex-basis: calc(33.333% - 16px); max-width: none; }
}

/* ---- Tablet+ ---- */
@media (min-width: 720px) {
    .product-page { padding: calc(var(--header-h) + 40px) 40px 140px; }
    .product-detail {
        grid-template-columns: 1fr 1fr;
        gap: 56px;
    }
    .product-detail__photo { max-width: 100%; }
    .product-detail__info { text-align: left; }
    .product-detail__ingredients { margin-left: 0; }
}
@media (min-width: 960px) {
    .product-page { padding: calc(var(--header-h) + 56px) 48px 160px; }
    .product-detail { gap: 80px; }
}