/* ═══════════════════════════════════════════════
   COLONEL CLEAN — GALLERY PAGE
   Clean, modern portfolio layout
   ═══════════════════════════════════════════════ */

.section-header--center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* ─── Hero ─── */
.gallery-hero {
    position: relative;
    min-height: 72vh;
    min-height: 72svh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.gallery-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.gallery-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 120px var(--container-pad) 80px;
    max-width: 640px;
}

.gallery-hero-title {
    margin-bottom: 16px;
}

.gallery-hero-sub {
    font-size: 1.05rem;
    color: var(--cc-text-muted);
    line-height: 1.75;
    max-width: 480px;
    margin: 0 auto;
}

/* ─── Sticky section nav ─── */
.gallery-nav-filter {
    position: sticky;
    top: 68px;
    z-index: 90;
    padding: 16px 0;
    background: rgba(12, 12, 14, 0.82);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--cc-border);
}

.gnf-pills {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.gnf-pill {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--cc-text-muted);
    background: var(--cc-surface);
    border: 1px solid var(--cc-border);
    text-decoration: none;
    transition: color var(--transition), background var(--transition), border-color var(--transition);
}

.gnf-pill:hover {
    color: var(--cc-white);
    background: var(--cc-surface-hover);
    border-color: var(--cc-border-strong);
}

.gnf-pill.active {
    color: var(--cc-black);
    background: var(--cc-yellow);
    border-color: var(--cc-yellow);
}

/* ─── Before / After section ─── */
.gallery-ba-section {
    padding: var(--section-pad) 0;
    background: var(--cc-black);
}

.ba-stack {
    display: flex;
    flex-direction: column;
    gap: clamp(32px, 5vw, 56px);
}

.ba-card {
    background: var(--cc-dark);
    border: 1px solid var(--cc-border);
    border-radius: var(--radius-xl);
    padding: clamp(20px, 3vw, 28px);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.ba-card:hover {
    border-color: var(--cc-border-strong);
    box-shadow: var(--shadow-lg);
}

.ba-card-head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.ba-index {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--cc-yellow);
    background: var(--cc-yellow-soft);
    border: 1px solid rgba(255, 230, 0, 0.2);
}

.ba-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--cc-white);
}

/* Slider */
.gp-images {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: ew-resize;
    touch-action: pan-y;
    background: var(--cc-dark-2);
    user-select: none;
}

.gp-after,
.gp-before {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.gp-after { z-index: 1; }

.gp-before-wrap {
    position: absolute;
    inset: 0;
    z-index: 2;
    clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
    overflow: hidden;
}

.gp-slider-line {
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    z-index: 10;
    pointer-events: none;
    background: var(--cc-yellow);
    box-shadow: 0 0 12px var(--cc-yellow-glow);
}

.gp-handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 11;
    pointer-events: none;
    background: var(--cc-yellow);
    color: var(--cc-black);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 16px var(--cc-yellow-glow);
    transition: transform 0.2s ease;
}

.gp-images:active .gp-handle {
    transform: translate(-50%, -50%) scale(0.94);
}

.gp-tag {
    position: absolute;
    top: 14px;
    z-index: 12;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    pointer-events: none;
}

.gp-tag-before {
    left: 14px;
    background: rgba(12, 12, 14, 0.75);
    color: var(--cc-text);
    border: 1px solid var(--cc-border);
    backdrop-filter: blur(8px);
}

.gp-tag-after {
    right: 14px;
    background: var(--cc-yellow);
    color: var(--cc-black);
}

/* ─── Grid sections ─── */
.gallery-grid-section {
    padding: var(--section-pad) 0;
    background: var(--cc-dark);
    border-top: 1px solid var(--cc-border);
}

.gallery-grid-section--dark {
    background: var(--cc-black);
}

/* Photo grid */
.work-photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.grid-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: var(--radius-md);
    border: 1px solid var(--cc-border);
    background: var(--cc-dark-2);
    padding: 0;
    cursor: zoom-in;
    transition: border-color var(--transition), transform var(--transition);
}

.grid-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(12, 12, 14, 0.5) 0%, transparent 40%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.grid-item:hover {
    border-color: var(--cc-yellow);
    transform: translateY(-3px);
}

.grid-item:hover::after {
    opacity: 1;
}

.grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-out);
}

.grid-item:hover img {
    transform: scale(1.04);
}

/* Video grid */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.video-item {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--cc-border);
    background: var(--cc-dark-2);
    cursor: pointer;
}

.video-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-play-icon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(12, 12, 14, 0.35);
    color: var(--cc-white);
    transition: opacity var(--transition), background var(--transition);
    pointer-events: none;
}

.video-play-icon svg {
    width: 44px;
    height: 44px;
    padding: 12px;
    border-radius: 50%;
    background: rgba(12, 12, 14, 0.6);
    border: 1px solid var(--cc-border-strong);
    backdrop-filter: blur(8px);
}

.video-item.is-playing .video-play-icon {
    opacity: 0;
}

.video-item:hover .video-play-icon {
    background: rgba(12, 12, 14, 0.2);
}

/* ─── CTA ─── */
.gallery-cta-section {
    padding: var(--section-pad) 0;
    background: linear-gradient(180deg, var(--cc-black), var(--cc-dark-2));
    border-top: 1px solid var(--cc-border);
}

.gallery-cta-block {
    text-align: center;
    max-width: 560px;
    margin: 0 auto;
}

.gallery-cta-block .section-heading {
    margin-bottom: 12px;
}

.gallery-cta-block .section-intro {
    margin-bottom: 32px;
}

.gallery-cta-btns {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ─── Lightbox ─── */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(12, 12, 14, 0.94);
    backdrop-filter: blur(12px);
    padding: 48px 64px;
}

.lightbox[hidden] {
    display: none;
}

.lightbox-img {
    max-width: min(1100px, 100%);
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    width: 44px;
    height: 44px;
    border: 1px solid var(--cc-border);
    border-radius: 50%;
    background: var(--cc-surface);
    color: var(--cc-white);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.lightbox-close:hover {
    background: var(--cc-surface-hover);
    border-color: var(--cc-border-strong);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border: 1px solid var(--cc-border);
    border-radius: 50%;
    background: var(--cc-surface);
    color: var(--cc-white);
    font-size: 1.75rem;
    line-height: 1;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.lightbox-nav:hover {
    background: var(--cc-yellow);
    color: var(--cc-black);
    border-color: var(--cc-yellow);
}

.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

/* ─── Scroll animations ─── */
.gallery-pair,
.grid-item,
.video-item {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.gallery-pair.gp-visible,
.grid-item.gp-visible,
.video-item.gp-visible {
    opacity: 1;
    transform: translateY(0);
}

.section-header.animate-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.section-header.animate-in.gp-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .gallery-nav-filter {
        top: 60px;
    }

    .gnf-pill {
        font-size: 0.7rem;
        padding: 7px 14px;
    }

    .gp-images {
        aspect-ratio: 4 / 3;
    }

    .gp-handle {
        width: 40px;
        height: 40px;
    }

    .work-photo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }

    .lightbox {
        padding: 56px 16px;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 1.4rem;
    }

    .lightbox-prev { left: 8px; }
    .lightbox-next { right: 8px; }
}

@media (max-width: 480px) {
    .gallery-hero {
        min-height: 60vh;
    }

    .work-photo-grid {
        grid-template-columns: 1fr;
    }
}