/* ==========================================================================
   SAAV MOTORS — SHINERAY · galería de modelo y lightbox
   Extraído del sistema de diseño (mismo patrón del sitio hermano Yadea/SAAV).
   ========================================================================== */

.gallery-grid {
    max-width: var(--wrap);
    margin-inline: auto;
    padding-inline: var(--gutter);
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: clamp(180px, 21vw, 300px);
    gap: clamp(8px, 1vw, 16px);
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--r-md);
    background: var(--surface-2);
    cursor: zoom-in;
    grid-column: span 6;
}
.gallery-item:nth-child(1) { grid-column: span 7; grid-row: span 2; }
.gallery-item:nth-child(2) { grid-column: span 5; }
.gallery-item:nth-child(3) { grid-column: span 5; }
.gallery-item:nth-child(4) { grid-column: span 6; }
.gallery-item:nth-child(5) { grid-column: span 6; }

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--dur-4) var(--ease-out);
}
.gallery-item:hover img { transform: scale(1.05); }

.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg, transparent 45%, rgba(8, 9, 10, 0.8) 100%);
    opacity: 0;
    transition: opacity var(--dur-3) var(--ease);
}
.gallery-item:hover::before { opacity: 1; }

.gallery-item-overlay {
    position: absolute;
    z-index: 2;
    left: var(--sp-4);
    bottom: var(--sp-4);
    transform: translateY(12px);
    opacity: 0;
    transition: transform var(--dur-3) var(--ease-out), opacity var(--dur-2) var(--ease);
}
.gallery-item:hover .gallery-item-overlay { transform: none; opacity: 1; }
.gallery-item-title {
    display: inline-block;
    padding: 6px 13px;
    border-radius: var(--r-pill);
    background: rgba(8, 9, 10, 0.6);
    backdrop-filter: blur(10px);
    color: #fff;
    font-size: var(--fs-micro);
    font-weight: 500;
    letter-spacing: 0.02em;
}

@media (max-width: 900px) {
    .gallery-grid { grid-auto-rows: clamp(150px, 32vw, 240px); }
    .gallery-item, .gallery-item:nth-child(n) { grid-column: span 6; grid-row: span 1; }
    .gallery-item:nth-child(1) { grid-column: span 12; }
}
@media (max-width: 560px) {
    .gallery-item, .gallery-item:nth-child(n) { grid-column: span 12; }
}

/* ----------------------------------------------------------- LIGHTBOX */

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: clamp(16px, 4vw, 56px);
    background: var(--lightbox-bg);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-3) var(--ease), visibility var(--dur-3);
}
.lightbox.active { opacity: 1; visibility: visible; }

.lightbox-content { position: relative; max-width: min(1200px, 92vw); }
.lightbox-image {
    max-width: 100%;
    max-height: 82vh;
    border-radius: var(--r-md);
    transition: opacity var(--dur-2) var(--ease);
}

.lightbox-close,
.lightbox-nav {
    position: absolute;
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: var(--r-pill);
    border: 1px solid var(--line-2);
    background: var(--glass);
    backdrop-filter: blur(14px);
    color: var(--text);
    cursor: pointer;
    transition: background var(--dur-2) var(--ease), color var(--dur-2) var(--ease), transform var(--dur-2) var(--ease-out);
}
.lightbox-close:hover, .lightbox-nav:hover { background: var(--text); color: var(--bg); transform: scale(1.06); }
.lightbox-close svg, .lightbox-nav svg { width: 18px; height: 18px; }

.lightbox-close { top: -58px; right: 0; }
.lightbox-nav { top: 50%; margin-top: -22px; }
.lightbox-prev { left: -62px; }
.lightbox-next { right: -62px; }

@media (max-width: 900px) {
    .lightbox-prev { left: 8px; }
    .lightbox-next { right: 8px; }
    .lightbox-close { top: -54px; right: 0; }
}