:root {
    --bg-dark: #0f1014;
    --text-primary: #f2f2f2;
    --text-secondary: #9fa1a6;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent: #bb86fc;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Floating Button */
.floating-btn {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 1000;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    cursor: pointer;
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.floating-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px) rotate(180deg);
    box-shadow: 0 6px 20px rgba(187, 134, 252, 0.2);
    border-color: var(--accent);
}

.floating-btn:active {
    transform: translateY(0) rotate(180deg);
}

/* Main Gallery Area */
.gallery-container {
    padding: 2rem 5%;
    max-width: 1600px;
    margin: 0 auto;
}

/* Loading State */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 60vh;
    color: var(--text-secondary);
    font-weight: 300;
    font-size: 1.1rem;
}

.spinner {
    width: 45px;
    height: 45px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.2rem;
}

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

/* Masonry Grid */
.masonry-gallery {
    column-count: 1;
    column-gap: 1.5rem;
    width: 100%;
}

@media (min-width: 600px) { .masonry-gallery { column-count: 2; } }
@media (min-width: 900px) { .masonry-gallery { column-count: 3; } }
@media (min-width: 1300px) { .masonry-gallery { column-count: 4; } }
@media (min-width: 1800px) { .masonry-gallery { column-count: 5; } }

.gallery-item {
    break-inside: avoid;
    margin-bottom: 1.5rem;
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
    background: var(--glass-bg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), filter 0.4s ease;
    will-change: transform;
}

.gallery-item:hover img {
    transform: scale(1.05);
    filter: brightness(0.8);
}



@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hidden {
    display: none !important;
}