/* ===== CSS Variables ===== */
:root {
    --red: #ef4850;
    --red-dark: #d43d45;
    --red-light: #fef0f0;
    --red-gradient: linear-gradient(135deg, #ef4850 0%, #d43d45 100%);
    --blue: #2c99d4;
    --blue-dark: #2280b5;
    --blue-light: #eff6ff;
    --blue-gradient: linear-gradient(135deg, #2c99d4 0%, #2280b5 100%);
    --black: #1a1a1a;
    --dark-gradient: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    --gray-50: #f8fafb;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #404040;
    --white: #fff;
    --green: #16a34a;
    --green-light: #f0fdf4;
    --purple: #8b5cf6;
    --orange: #f97316;
    --teal: #0d9488;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.12);
}

/* ===== LOADING SPINNER =====*/
.spinner {
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-top: 3px solid var(--red);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== GALLERY LOADING OVERLAY ===== */
.gallery-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    z-index: 100;
    backdrop-filter: blur(2px);
}

/* ===== HERO ===== */
.gallery-hero {
    background: linear-gradient(135deg, var(--red-light) 0%, var(--blue-light) 50%, #f5f3ff 100%);
    padding: 3.5rem 0 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.gallery-hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-grid-pattern {
    position: absolute; inset: 0; opacity: 0.03;
    background-image: 
        linear-gradient(rgba(0,0,0,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.1) 1px, transparent 1px);
    background-size: 30px 30px;
}
.gallery-hero-content { position: relative; z-index: 1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.5rem 1.25rem; background: var(--white);
    border-radius: 9999px; font-size: 0.8125rem; font-weight: 600;
    color: var(--red); margin-bottom: 1rem; box-shadow: var(--shadow-sm);
}
.gallery-hero-title { font-size: 2.25rem; font-weight: 800; color: var(--black); margin-bottom: 0.75rem; }
@media (min-width: 768px) { .gallery-hero-title { font-size: 3rem; } }
.text-gradient { background: linear-gradient(135deg, var(--red) 0%, var(--blue) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.gallery-hero-subtitle { font-size: 1rem; color: var(--gray-500); max-width: 500px; margin: 0 auto; }
@media (min-width: 768px) { .gallery-hero-subtitle { font-size: 1.125rem; } }

/* ===== CONTENT ===== */
.gallery-content-section { padding: 2.5rem 0 4rem; background: var(--gray-50); min-height: 60vh; }

/* ===== FILTER TABS ===== */
.gallery-filters { display: flex; gap: 0.5rem; margin-bottom: 2rem; flex-wrap: wrap; justify-content: center; }
.filter-btn {
    display: flex; align-items: center; gap: 0.375rem;
    padding: 0.5rem 1.125rem; border: 1.5px solid var(--gray-200);
    border-radius: 9999px; font-size: 0.8125rem; font-weight: 600;
    color: var(--gray-500); background: var(--white); cursor: pointer;
    transition: all 0.3s ease; font-family: inherit;
}
.filter-btn.active { background: var(--red); color: var(--white); border-color: var(--red); box-shadow: 0 4px 12px rgba(239,72,80,0.3); }
.filter-btn:hover:not(.active) { border-color: var(--gray-300); color: var(--black); transform: translateY(-1px); }
.filter-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===== GALLERY GRID ===== */
.gallery-grid {
    display: grid;
    gap: 1rem;
    position: relative;
    min-height: 300px;
}
@media (min-width: 480px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }
@media (min-width: 1024px) { .gallery-grid { grid-template-columns: repeat(4, 1fr); } }

/* Gallery Item */
.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 1;
    background: var(--gray-200);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}
.gallery-item:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-xl);
}
.gallery-item.portrait { aspect-ratio: 3/4; }
.gallery-item.wide { aspect-ratio: 16/9; }
.gallery-item.large {
    grid-column: span 1;
    grid-row: span 1;
}
@media (min-width: 768px) {
    .gallery-item.large { grid-column: span 2; grid-row: span 2; }
}

/* Image Placeholder */
.gallery-image-placeholder {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}
.placeholder-bg {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    transition: transform 0.6s ease;
}
.gallery-item:hover .placeholder-bg { transform: scale(1.08); }
.placeholder-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.1) 50%, transparent 100%);
    opacity: 0; transition: opacity 0.4s ease;
    display: flex; align-items: flex-end; padding: 1.25rem;
}
.gallery-item:hover .placeholder-overlay { opacity: 1; }
.placeholder-content { text-align: left; color: var(--white); }
.placeholder-content h3 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 0.25rem; }
.placeholder-content p { font-size: 0.75rem; opacity: 0.8; }

/* Category Badge */
.gallery-category-badge {
    position: absolute; top: 0.75rem; right: 0.75rem;
    padding: 0.1875rem 0.625rem; border-radius: 9999px;
    font-size: 0.625rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.04em; z-index: 2;
    backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.3);
}
.badge-warehouse { background: rgba(239,72,80,0.8); color: var(--white); }
.badge-team { background: rgba(44,153,212,0.8); color: var(--white); }
.badge-events { background: rgba(139,92,246,0.8); color: var(--white); }
.badge-delivery { background: rgba(249,115,22,0.8); color: var(--white); }
.badge-office { background: rgba(13,148,136,0.8); color: var(--white); }

/* Masonry-like variety */
.gallery-item:nth-child(5n+1) { border-radius: 16px 24px 16px 24px; }
.gallery-item:nth-child(5n+3) { border-radius: 24px 16px 24px 16px; }
.gallery-item:nth-child(7n+2) { border-radius: 24px; }
.gallery-item:nth-child(7n+5) { border-radius: 16px; }

/* ===== LOAD MORE ===== */
.load-more-wrapper { text-align: center; margin-top: 2.5rem; }
.load-more-wrapper .btn { min-width: 180px; }

/* ===== EMPTY STATE ===== */
.empty-state {
    display: flex; flex-direction: column; align-items: center;
    padding: 4rem 2rem; text-align: center;
}
.empty-state h3 { font-size: 1.125rem; font-weight: 700; margin: 1rem 0 0.5rem; }
.empty-state p { color: var(--gray-500); margin-bottom: 1.25rem; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.5rem 1.25rem; border-radius: 9999px; font-size: 0.875rem; font-weight: 600;
    cursor: pointer; border: 2px solid transparent; transition: all 0.3s;
    text-decoration: none; font-family: inherit; white-space: nowrap;
}
.btn-lg { padding: 0.875rem 1.5rem; font-size: 1rem; }
.btn-primary { background: var(--dark-gradient); color: var(--white); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline { background: var(--white); color: var(--black); border-color: var(--gray-200); }
.btn-outline:hover { border-color: var(--red); color: var(--red); transform: translateY(-1px); }

/* ===== TOAST ===== */
.gallery-toast {
    position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(100%);
    background: var(--dark-gradient); color: var(--white); padding: 0.75rem 1.5rem;
    border-radius: 9999px; font-size: 0.875rem; display: flex; align-items: center; gap: 0.625rem;
    z-index: 9999; opacity: 0; transition: all 0.3s; box-shadow: var(--shadow-xl); white-space: nowrap;
}
.gallery-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== FANCYBOX CUSTOMIZATION ===== */
.fancybox__container { --fancybox-bg: rgba(0, 0, 0, 0.9); }
.fancybox__toolbar { --fancybox-color: #fff; }
.fancybox__caption { font-family: 'Inter', sans-serif; font-weight: 600; text-align: center; }

/* Fancybox custom close button hover */
.fancybox__button--close:hover {
    color: var(--red) !important;
}

/* Fancybox toolbar buttons */
.fancybox__toolbar .f-button:hover {
    color: var(--red) !important;
}

/* Ensure thumbnails are visible */
.fancybox__thumbs {
    --fancybox-thumbs-width: 80px;
    --fancybox-thumbs-height: 60px;
}

/* Fix for Fancybox overlay */
.fancybox__container {
    z-index: 9999 !important;
}

/* Image loading state */
.fancybox__image {
    background: rgba(0,0,0,0.05);
}

/* Caption styling */
.fancybox__caption {
    padding: 1rem;
    font-size: 0.9375rem;
    color: var(--white);
    text-align: center;
    background: rgba(0,0,0,0.5);
}

/* Spinner animation */
.fancybox__spinner {
    border-top-color: var(--red) !important;
}

/* Toolbar visibility */
.fancybox__toolbar {
    opacity: 1 !important;
    visibility: visible !important;
}

/* Navigation arrows */
.f-button[data-fancybox-prev],
.f-button[data-fancybox-next] {
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    margin: 0 1rem;
}

.f-button[data-fancybox-prev]:hover,
.f-button[data-fancybox-next]:hover {
    background: var(--red);
}

@media (max-width: 768px) {
    .gallery-hero-title { font-size: 1.75rem; }
    .gallery-item.large { grid-column: span 1; grid-row: span 1; }
}