/* Piece (product) page */
.piece-top { padding-top: var(--space-section-sm); }
.piece-top__nav { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 2.25rem; }
.piece-top__back { display: inline-flex; align-items: center; gap: 0.5rem; font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; text-decoration: none; color: var(--c-ink, #141414); }
.piece-top__back svg { width: 1.1em; height: 1.1em; transition: transform 0.25s var(--ease); }
.piece-top__back:hover svg { transform: translateX(-3px); }

.piece-layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(320px, 5fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }

.piece-gallery { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 1rem; align-items: start; }
.piece-gallery__main { grid-column: 2; grid-row: 1; position: relative; background: var(--c-surface-alt, #f3f1ec); border-radius: var(--radius); overflow: hidden; }
.piece-gallery__thumbs { grid-column: 1; grid-row: 1; display: grid; gap: 0.75rem; max-height: 100%; }
.piece-gallery__thumb { display: block; width: 100%; aspect-ratio: 1; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--c-border, #dcd8d0); padding: 0; background: var(--c-surface-alt, #f3f1ec); opacity: 0.7; transition: opacity 0.2s, border-color 0.2s; }
.piece-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }
.piece-gallery__thumb:hover, .piece-gallery__thumb.is-active { opacity: 1; border-color: var(--c-ink, #141414); }
.piece-gallery__figure { position: relative; aspect-ratio: 1; overflow: hidden; }
.piece-gallery__figure img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.piece-gallery__figure:hover img { transform: scale(1.08); }
.piece-gallery__counter { position: absolute; right: 1rem; bottom: 1rem; z-index: 2; padding: 0.3rem 0.7rem; font-size: var(--text-xs); letter-spacing: 0.1em; background: rgba(10, 10, 10, 0.65); color: #fff; border-radius: var(--radius); }
.piece-gallery__main .jk-carousel__arrow { background: rgba(255, 255, 255, 0.9); border-color: transparent; color: var(--c-ink, #141414); opacity: 0; transition: opacity 0.25s, background-color 0.25s; }
.piece-gallery:hover .jk-carousel__arrow, .piece-gallery:focus-within .jk-carousel__arrow { opacity: 1; }
.piece-gallery__main .jk-carousel__arrow:hover { background: var(--c-ink, #141414); color: #fff; }
.piece-gallery__empty { aspect-ratio: 1; background: linear-gradient(135deg, var(--c-surface-alt, #f3f1ec), #e4e0d7); border-radius: var(--radius); grid-column: 1 / -1; }
@media (hover: none) { .piece-gallery__main .jk-carousel__arrow { opacity: 1; } }

.piece-details { position: sticky; top: calc(var(--header-h) + 1.5rem); }
.piece-details__path { display: flex; align-items: center; gap: 0.5rem; font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; margin-bottom: 1rem; }
.piece-details__path a { color: var(--c-accent, #8a5a24); text-decoration: none; }
.piece-details__path a:hover { text-decoration: underline; }
.piece-details__title { font-size: clamp(2.25rem, 1.8rem + 1.8vw, 3.5rem); }
.piece-details__summary { margin-top: 1rem; }
.piece-price { margin-top: 1.75rem; display: grid; gap: 0.25rem; }
.piece-price__prefix { font-size: var(--text-sm); letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-muted, #676c73); }
.piece-price__value { font-family: var(--font-display); font-size: 2.25rem; font-weight: 600; color: var(--c-ink, #141414); line-height: 1; }
.piece-price__note { font-size: var(--text-sm); color: var(--c-muted, #676c73); }
.piece-details__cta { margin-top: 1.75rem; display: grid; gap: 0.75rem; justify-items: start; }
.piece-details__phone { font-size: var(--text-sm); color: var(--c-muted, #676c73); }
.piece-details__phone a { color: var(--c-ink, #141414); font-weight: 500; }

.piece-specs { margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--c-border, #dcd8d0); }
.piece-specs__title { font-family: var(--font-label); font-size: 1.0625rem; letter-spacing: 0.2em; color: var(--c-accent, #8a5a24); margin-bottom: 0.75rem; }
.piece-specs__row { display: grid; grid-template-columns: 9rem minmax(0, 1fr); gap: 1rem; padding: 0.8rem 0; border-bottom: 1px solid var(--c-border, #dcd8d0); font-size: var(--text-sm); }
.piece-specs__row dt { font-weight: 600; color: var(--c-ink, #141414); }
.piece-specs__row dd { text-align: right; }
.piece-specs__lead-link { font-weight: 600; }
.piece-specs__hint { display: block; font-size: var(--text-xs); color: var(--c-muted, #676c73); margin-top: 0.2rem; }

.piece-about__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.piece-about__heading { position: sticky; top: calc(var(--header-h) + 1.5rem); }

.piece-customers__carousel { --slide-w: calc((100% - 2 * var(--slide-gap)) / 3); --slide-gap: 1.5rem; }
.piece-customers__figure { aspect-ratio: 4 / 5; overflow: hidden; border-radius: var(--radius); background: var(--c-surface-alt, #f3f1ec); position: relative; }
.piece-customers__figure img { width: 100%; height: 100%; object-fit: cover; }
.piece-customers__figure figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 0.75rem 1rem; font-size: var(--text-xs); color: #fff; background: linear-gradient(to top, rgba(10, 10, 10, 0.7), transparent); }

@media (max-width: 1024px) {
    .piece-layout { grid-template-columns: 1fr; }
    .piece-details { position: static; }
    .piece-about__grid { grid-template-columns: 1fr; }
    .piece-about__heading { position: static; }
    .piece-customers__carousel { --slide-w: calc((100% - var(--slide-gap)) / 2); }
}
@media (max-width: 720px) {
    .piece-gallery { grid-template-columns: 1fr; }
    .piece-gallery__main { grid-column: 1; }
    .piece-gallery__thumbs { grid-column: 1; grid-row: 2; grid-auto-flow: column; grid-auto-columns: 64px; overflow-x: auto; scrollbar-width: none; }
    .piece-customers__carousel { --slide-w: 78%; }
    .piece-specs__row { grid-template-columns: 7rem 1fr; }
}