/* ════════════════════════════════════════
   FICHA DE PRODUCTO — producto.php
   ════════════════════════════════════════ */

.ficha-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
    padding: 4rem 2.5rem 6rem;
    max-width: var(--max-w);
    margin: 0 auto;
}
@media (max-width: 860px) {
    .ficha-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        padding: 3rem 1.5rem 4rem;
    }
}

/* ── Galería / Slider ── */
.ficha-img-wrap {
    position: sticky;
    top: calc(var(--nav-h) + 2rem);
}

.ficha-img-main {
    background: var(--dark-3);
    aspect-ratio: 4/5;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.ficha-img-placeholder {
    font-family: var(--font-display);
    font-size: 6rem;
    color: rgba(201, 168, 76, 0.15);
    user-select: none;
}

/* Slider */
.slider {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    background: var(--dark-3);
}
.slider::after {
    content: "";
    position: absolute;
    inset: 12px;
    border: 1px solid rgba(201, 168, 76, 0.12);
    pointer-events: none;
    z-index: 1;
}
.slider-track {
    display: flex;
    height: 100%;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.slider-slide {
    flex: 0 0 100%;
    height: 100%;
    overflow: hidden;
}
.slider-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Flechas */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    background: rgba(12, 11, 9, 0.55);
    border: 1px solid rgba(201, 168, 76, 0.25);
    color: var(--cream);
    font-size: 1.8rem;
    line-height: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition:
        background 0.2s,
        border-color 0.2s;
    padding: 0;
}
.slider-btn:hover {
    background: rgba(201, 168, 76, 0.12);
    border-color: rgba(201, 168, 76, 0.55);
}
.slider-prev {
    left: 12px;
}
.slider-next {
    right: 12px;
}

/* Cursor pointer en imágenes del slider */
.slider-img-clickable {
    cursor: zoom-in;
}

/* Dots */
.slider-dots {
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 2;
}
.slider-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(247, 242, 232, 0.3);
    border: none;
    cursor: pointer;
    padding: 0;
    transition:
        background 0.2s,
        transform 0.2s;
}
.slider-dot.active {
    background: var(--gold);
    transform: scale(1.25);
}

/* ── Info ── */
.ficha-tag {
    display: inline-block;
    font-size: 0.68rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid rgba(201, 168, 76, 0.3);
    padding: 0.3rem 0.9rem;
    margin-bottom: 1.4rem;
}
.ficha-nombre {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: 0.04em;
    margin-bottom: 1.8rem;
}
.ficha-sep {
    width: 48px;
    height: 1px;
    background: rgba(201, 168, 76, 0.35);
    margin-bottom: 1.8rem;
}
.ficha-desc {
    font-size: 1.3rem;
    color: #fff;
    line-height: 1.85;
    margin-bottom: 2.5rem;
}

/* ── Precio ── */
.ficha-precio-wrap {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--dark-3);
    border-left: 2px solid rgba(201, 168, 76, 0.4);
    margin-bottom: 2.5rem;
}
.ficha-precio-label {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    line-height: 1;
    margin-bottom: 0.4rem;
}
.ficha-precio-valor {
    font-family: var(--font-body);
    font-size: 1.8rem;
    color: var(--gold);
    line-height: 1;
}

/* ── Acciones ── */
.ficha-acciones {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}
.ficha-acciones .btn {
    flex: 1;
    min-width: 160px;
    justify-content: center;
}

/* ── Características ── */
.ficha-features {
    border-top: 1px solid rgba(201, 168, 76, 0.1);
    padding-top: 2rem;
}
.ficha-features-title {
    font-size: 0.68rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.2rem;
}
.ficha-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(201, 168, 76, 0.06);
    font-size: 0.92rem;
    color: var(--cream);
}
.ficha-feature-item:last-child {
    border-bottom: none;
}
.ficha-feature-dot {
    color: var(--gold);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ── Lightbox producto ── */
.prod-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(12, 11, 9, 0.94);
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    cursor: zoom-out;
}
.prod-lightbox-img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    box-shadow: 0 0 60px rgba(0, 0, 0, 0.6);
    cursor: default;
}
.prod-lightbox-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    background: rgba(201, 168, 76, 0.08);
    border: 1px solid rgba(201, 168, 76, 0.25);
    color: var(--cream);
    font-size: 1rem;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 2px;
    transition: background 0.2s;
}
.prod-lightbox-close:hover {
    background: rgba(201, 168, 76, 0.18);
}
.prod-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(12, 11, 9, 0.55);
    border: 1px solid rgba(201, 168, 76, 0.25);
    color: var(--cream);
    font-size: 2.5rem;
    line-height: 1;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition:
        background 0.2s,
        border-color 0.2s;
    padding: 0;
}
.prod-lightbox-nav:hover {
    background: rgba(201, 168, 76, 0.12);
    border-color: rgba(201, 168, 76, 0.55);
}
.prod-lightbox-prev {
    left: 1.25rem;
}
.prod-lightbox-next {
    right: 1.25rem;
}